#include <math.h>
#include <stdlib.h>
#include <errno.h>
-#include <signal.h>
#include <limits.h>
#if HAVE_ISATTY
#include <unistd.h>
#include <time.h>
+#include "ffmpeg.h"
#include "cmdutils.h"
#include "libavutil/avassert.h"
-#define VSYNC_AUTO -1
-#define VSYNC_PASSTHROUGH 0
-#define VSYNC_CFR 1
-#define VSYNC_VFR 2
-#define VSYNC_DROP 0xff
-
const char program_name[] = "ffmpeg";
const int program_birth_year = 2000;
-/* select an input stream for an output stream */
-typedef struct StreamMap {
- int disabled; /** 1 is this mapping is disabled by a negative map */
- int file_index;
- int stream_index;
- int sync_file_index;
- int sync_stream_index;
- char *linklabel; /** name of an output link, for mapping lavfi outputs */
-} StreamMap;
-
-typedef struct {
- int file_idx, stream_idx, channel_idx; // input
- int ofile_idx, ostream_idx; // output
-} AudioChannelMap;
-
-static const OptionDef *options;
-
-#define MAX_STREAMS 1024 /* arbitrary sanity check value */
-
-static int frame_bits_per_raw_sample = 0;
-static int video_discard = 0;
-static int same_quant = 0;
-static int do_deinterlace = 0;
-static int intra_dc_precision = 8;
-static int qp_hist = 0;
-static int intra_only = 0;
-static const char *video_codec_name = NULL;
-static const char *audio_codec_name = NULL;
-static const char *subtitle_codec_name = NULL;
-
-static int file_overwrite = 0;
-static int no_file_overwrite = 0;
-static int do_benchmark = 0;
-static int do_benchmark_all = 0;
-static int do_hex_dump = 0;
-static int do_pkt_dump = 0;
-static int do_psnr = 0;
-static int do_pass = 0;
-static const char *pass_logfilename_prefix;
-static int video_sync_method = VSYNC_AUTO;
-static int audio_sync_method = 0;
-static float audio_drift_threshold = 0.1;
-static int copy_ts = 0;
-static int copy_tb = -1;
-static int opt_shortest = 0;
-static char *vstats_filename;
static FILE *vstats_file;
-static int audio_volume = 256;
+static void do_video_stats(AVFormatContext *os, OutputStream *ost, int frame_size);
+static int64_t getutime(void);
-static int exit_on_error = 0;
-static int stdin_interaction = 1;
static int run_as_daemon = 0;
-static volatile int received_nb_signals = 0;
static int64_t video_size = 0;
static int64_t audio_size = 0;
static int64_t subtitle_size = 0;
static int64_t extra_size = 0;
static int nb_frames_dup = 0;
static int nb_frames_drop = 0;
-static int input_sync;
-static float dts_delta_threshold = 10;
-static float dts_error_threshold = 3600*30;
-
-static int print_stats = 1;
-static int debug_ts = 0;
static int current_time;
-static AVIOContext *progress_avio = NULL;
+AVIOContext *progress_avio = NULL;
static uint8_t *subtitle_out;
#define DEFAULT_PASS_LOGFILENAME_PREFIX "ffmpeg2pass"
-typedef struct InputFilter {
- AVFilterContext *filter;
- struct InputStream *ist;
- struct FilterGraph *graph;
- uint8_t *name;
-} InputFilter;
-
-typedef struct OutputFilter {
- AVFilterContext *filter;
- struct OutputStream *ost;
- struct FilterGraph *graph;
- uint8_t *name;
-
- /* temporary storage until stream maps are processed */
- AVFilterInOut *out_tmp;
-} OutputFilter;
-
-typedef struct FilterGraph {
- int index;
- const char *graph_desc;
+InputStream **input_streams = NULL;
+int nb_input_streams = 0;
+InputFile **input_files = NULL;
+int nb_input_files = 0;
- AVFilterGraph *graph;
-
- InputFilter **inputs;
- int nb_inputs;
- OutputFilter **outputs;
- int nb_outputs;
-} FilterGraph;
-
-typedef struct InputStream {
- int file_index;
- AVStream *st;
- int discard; /* true if stream data should be discarded */
- int decoding_needed; /* true if the packets must be decoded in 'raw_fifo' */
- AVCodec *dec;
- AVFrame *decoded_frame;
-
- int64_t start; /* time when read started */
- /* predicted dts of the next packet read for this stream or (when there are
- * several frames in a packet) of the next frame in current packet (in AV_TIME_BASE units) */
- int64_t next_dts;
- int64_t dts; ///< dts of the last packet read for this stream (in AV_TIME_BASE units)
-
- int64_t next_pts; ///< synthetic pts for the next decode frame (in AV_TIME_BASE units)
- int64_t pts; ///< current pts of the decoded frame (in AV_TIME_BASE units)
- int wrap_correction_done;
- double ts_scale;
- int is_start; /* is 1 at the start and after a discontinuity */
- int saw_first_ts;
- int showed_multi_packet_warning;
- AVDictionary *opts;
- AVRational framerate; /* framerate forced with -r */
- int top_field_first;
-
- int resample_height;
- int resample_width;
- int resample_pix_fmt;
-
- int resample_sample_fmt;
- int resample_sample_rate;
- int resample_channels;
- uint64_t resample_channel_layout;
-
- /* a pool of free buffers for decoded data */
- FrameBuffer *buffer_pool;
- int dr1;
-
- /* decoded data from this stream goes into all those filters
- * currently video and audio only */
- InputFilter **filters;
- int nb_filters;
-} InputStream;
-
-typedef struct InputFile {
- AVFormatContext *ctx;
- int eof_reached; /* true if eof reached */
- int unavailable; /* true if the file is unavailable (possibly temporarily) */
- int ist_index; /* index of first stream in input_streams */
- int64_t ts_offset;
- int nb_streams; /* number of stream that ffmpeg is aware of; may be different
- from ctx.nb_streams if new streams appear during av_read_frame() */
- int nb_streams_warn; /* number of streams that the user was warned of */
- int rate_emu;
-
-#if HAVE_PTHREADS
- pthread_t thread; /* thread reading from this file */
- int finished; /* the thread has exited */
- int joined; /* the thread has been joined */
- pthread_mutex_t fifo_lock; /* lock for access to fifo */
- pthread_cond_t fifo_cond; /* the main thread will signal on this cond after reading from fifo */
- AVFifoBuffer *fifo; /* demuxed packets are stored here; freed by the main thread */
-#endif
-} InputFile;
-
-typedef struct OutputStream {
- int file_index; /* file index */
- int index; /* stream index in the output file */
- int source_index; /* InputStream index */
- AVStream *st; /* stream in the output file */
- int encoding_needed; /* true if encoding needed for this stream */
- int frame_number;
- /* input pts and corresponding output pts
- for A/V sync */
- struct InputStream *sync_ist; /* input stream to sync against */
- int64_t sync_opts; /* output frame counter, could be changed to some true timestamp */ // FIXME look at frame_number
- /* pts of the first frame encoded for this stream, used for limiting
- * recording time */
- int64_t first_pts;
- AVBitStreamFilterContext *bitstream_filters;
- AVCodec *enc;
- int64_t max_frames;
- AVFrame *filtered_frame;
-
- /* video only */
- AVRational frame_rate;
- int force_fps;
- int top_field_first;
-
- float frame_aspect_ratio;
- float last_quality;
-
- /* forced key frames */
- int64_t *forced_kf_pts;
- int forced_kf_count;
- int forced_kf_index;
- char *forced_keyframes;
-
- /* audio only */
- int audio_channels_map[SWR_CH_MAX]; /* list of the channels id to pick from the source stream */
- int audio_channels_mapped; /* number of channels in audio_channels_map */
-
- FILE *logfile;
-
- OutputFilter *filter;
- char *avfilter;
-
- int64_t sws_flags;
- int64_t swr_dither_method;
- double swr_dither_scale;
- AVDictionary *opts;
- int is_past_recording_time;
- int unavailable; /* true if the steram is unavailable (possibly temporarily) */
- int stream_copy;
- const char *attachment_filename;
- int copy_initial_nonkeyframes;
-
- int keep_pix_fmt;
-} OutputStream;
+OutputStream **output_streams = NULL;
+int nb_output_streams = 0;
+OutputFile **output_files = NULL;
+int nb_output_files = 0;
+FilterGraph **filtergraphs;
+int nb_filtergraphs;
#if HAVE_TERMIOS_H
static int restore_tty;
#endif
-typedef struct OutputFile {
- AVFormatContext *ctx;
- AVDictionary *opts;
- int ost_index; /* index of the first stream in output_streams */
- int64_t recording_time; ///< desired length of the resulting file in microseconds == AV_TIME_BASE units
- int64_t start_time; ///< start time in microseconds == AV_TIME_BASE units
- uint64_t limit_filesize; /* filesize limit expressed in bytes */
-} OutputFile;
-
-static InputStream **input_streams = NULL;
-static int nb_input_streams = 0;
-static InputFile **input_files = NULL;
-static int nb_input_files = 0;
-
-static OutputStream **output_streams = NULL;
-static int nb_output_streams = 0;
-static OutputFile **output_files = NULL;
-static int nb_output_files = 0;
-
-static FilterGraph **filtergraphs;
-int nb_filtergraphs;
-
-typedef struct OptionsContext {
- /* input/output options */
- int64_t start_time;
- const char *format;
-
- SpecifierOpt *codec_names;
- int nb_codec_names;
- SpecifierOpt *audio_channels;
- int nb_audio_channels;
- SpecifierOpt *audio_sample_rate;
- int nb_audio_sample_rate;
- SpecifierOpt *frame_rates;
- int nb_frame_rates;
- SpecifierOpt *frame_sizes;
- int nb_frame_sizes;
- SpecifierOpt *frame_pix_fmts;
- int nb_frame_pix_fmts;
-
- /* input options */
- int64_t input_ts_offset;
- int rate_emu;
-
- SpecifierOpt *ts_scale;
- int nb_ts_scale;
- SpecifierOpt *dump_attachment;
- int nb_dump_attachment;
-
- /* output options */
- StreamMap *stream_maps;
- int nb_stream_maps;
- AudioChannelMap *audio_channel_maps; /* one info entry per -map_channel */
- int nb_audio_channel_maps; /* number of (valid) -map_channel settings */
- int metadata_global_manual;
- int metadata_streams_manual;
- int metadata_chapters_manual;
- const char **attachments;
- int nb_attachments;
-
- int chapters_input_file;
-
- int64_t recording_time;
- uint64_t limit_filesize;
- float mux_preload;
- float mux_max_delay;
-
- int video_disable;
- int audio_disable;
- int subtitle_disable;
- int data_disable;
-
- /* indexed by output file stream index */
- int *streamid_map;
- int nb_streamid_map;
-
- SpecifierOpt *metadata;
- int nb_metadata;
- SpecifierOpt *max_frames;
- int nb_max_frames;
- SpecifierOpt *bitstream_filters;
- int nb_bitstream_filters;
- SpecifierOpt *codec_tags;
- int nb_codec_tags;
- SpecifierOpt *sample_fmts;
- int nb_sample_fmts;
- SpecifierOpt *qscale;
- int nb_qscale;
- SpecifierOpt *forced_key_frames;
- int nb_forced_key_frames;
- SpecifierOpt *force_fps;
- int nb_force_fps;
- SpecifierOpt *frame_aspect_ratios;
- int nb_frame_aspect_ratios;
- SpecifierOpt *rc_overrides;
- int nb_rc_overrides;
- SpecifierOpt *intra_matrices;
- int nb_intra_matrices;
- SpecifierOpt *inter_matrices;
- int nb_inter_matrices;
- SpecifierOpt *top_field_first;
- int nb_top_field_first;
- SpecifierOpt *metadata_map;
- int nb_metadata_map;
- SpecifierOpt *presets;
- int nb_presets;
- SpecifierOpt *copy_initial_nonkeyframes;
- int nb_copy_initial_nonkeyframes;
- SpecifierOpt *filters;
- int nb_filters;
-} OptionsContext;
-
-static void do_video_stats(AVFormatContext *os, OutputStream *ost, int frame_size);
-#define MATCH_PER_STREAM_OPT(name, type, outvar, fmtctx, st)\
-{\
- int i, ret;\
- for (i = 0; i < o->nb_ ## name; i++) {\
- char *spec = o->name[i].specifier;\
- if ((ret = check_stream_specifier(fmtctx, st, spec)) > 0)\
- outvar = o->name[i].u.type;\
- else if (ret < 0)\
- exit_program(1);\
- }\
-}
+/* sub2video hack:
+ Convert subtitles to video with alpha to insert them in filter graphs.
+ This is a temporary solution until libavfilter gets real subtitles support.
+ */
-static int64_t getutime(void)
-{
-#if HAVE_GETRUSAGE
- struct rusage rusage;
- getrusage(RUSAGE_SELF, &rusage);
- return (rusage.ru_utime.tv_sec * 1000000LL) + rusage.ru_utime.tv_usec;
-#elif HAVE_GETPROCESSTIMES
- HANDLE proc;
- FILETIME c, e, k, u;
- proc = GetCurrentProcess();
- GetProcessTimes(proc, &c, &e, &k, &u);
- return ((int64_t) u.dwHighDateTime << 32 | u.dwLowDateTime) / 10;
-#else
- return av_gettime();
-#endif
-}
-static void update_benchmark(const char *fmt, ...)
+static void sub2video_copy_rect(uint8_t *dst, int dst_linesize, int w, int h,
+ AVSubtitleRect *r)
{
- if (do_benchmark_all) {
- int64_t t = getutime();
- va_list va;
- char buf[1024];
+ uint32_t *pal, *dst2;
+ uint8_t *src, *src2;
+ int x, y;
- if (fmt) {
- va_start(va, fmt);
- vsnprintf(buf, sizeof(buf), fmt, va);
- va_end(va);
- printf("bench: %8"PRIu64" %s \n", t - current_time, buf);
- }
- current_time = t;
+ if (r->type != SUBTITLE_BITMAP) {
+ av_log(NULL, AV_LOG_WARNING, "sub2video: non-bitmap subtitle\n");
+ return;
+ }
+ if (r->x < 0 || r->x + r->w > w || r->y < 0 || r->y + r->h > h) {
+ av_log(NULL, AV_LOG_WARNING, "sub2video: rectangle overflowing\n");
+ return;
+ }
+
+ dst += r->y * dst_linesize + r->x * 4;
+ src = r->pict.data[0];
+ pal = (uint32_t *)r->pict.data[1];
+ for (y = 0; y < r->h; y++) {
+ dst2 = (uint32_t *)dst;
+ src2 = src;
+ for (x = 0; x < r->w; x++)
+ *(dst2++) = pal[*(src2++)];
+ dst += dst_linesize;
+ src += r->pict.linesize[0];
}
}
-static void reset_options(OptionsContext *o, int is_input)
+static void sub2video_push_ref(InputStream *ist, int64_t pts)
{
- const OptionDef *po = options;
- OptionsContext bak= *o;
+ AVFilterBufferRef *ref = ist->sub2video.ref;
int i;
- /* all OPT_SPEC and OPT_STRING can be freed in generic way */
- while (po->name) {
- void *dst = (uint8_t*)o + po->u.off;
-
- if (po->flags & OPT_SPEC) {
- SpecifierOpt **so = dst;
- int i, *count = (int*)(so + 1);
- for (i = 0; i < *count; i++) {
- av_freep(&(*so)[i].specifier);
- if (po->flags & OPT_STRING)
- av_freep(&(*so)[i].u.str);
- }
- av_freep(so);
- *count = 0;
- } else if (po->flags & OPT_OFFSET && po->flags & OPT_STRING)
- av_freep(dst);
- po++;
- }
-
- for (i = 0; i < o->nb_stream_maps; i++)
- av_freep(&o->stream_maps[i].linklabel);
- av_freep(&o->stream_maps);
- av_freep(&o->audio_channel_maps);
- av_freep(&o->streamid_map);
-
- memset(o, 0, sizeof(*o));
-
- if (is_input) {
- o->recording_time = bak.recording_time;
- if (o->recording_time != INT64_MAX)
- av_log(NULL, AV_LOG_WARNING,
- "-t is not an input option, keeping it for the next output;"
- " consider fixing your command line.\n");
- } else
- o->recording_time = INT64_MAX;
- o->mux_max_delay = 0.7;
- o->limit_filesize = UINT64_MAX;
- o->chapters_input_file = INT_MAX;
-
- uninit_opts();
- init_opts();
+ ist->sub2video.last_pts = ref->pts = pts;
+ for (i = 0; i < ist->nb_filters; i++)
+ av_buffersrc_add_ref(ist->filters[i]->filter,
+ avfilter_ref_buffer(ref, ~0),
+ AV_BUFFERSRC_FLAG_NO_CHECK_FORMAT |
+ AV_BUFFERSRC_FLAG_NO_COPY);
}
-static enum PixelFormat choose_pixel_fmt(AVStream *st, AVCodec *codec, enum PixelFormat target)
+static void sub2video_update(InputStream *ist, AVSubtitle *sub, int64_t pts)
{
- if (codec && codec->pix_fmts) {
- const enum PixelFormat *p = codec->pix_fmts;
- int has_alpha= av_pix_fmt_descriptors[target].nb_components % 2 == 0;
- enum PixelFormat best= PIX_FMT_NONE;
- if (st->codec->strict_std_compliance <= FF_COMPLIANCE_UNOFFICIAL) {
- if (st->codec->codec_id == CODEC_ID_MJPEG) {
- p = (const enum PixelFormat[]) { PIX_FMT_YUVJ420P, PIX_FMT_YUVJ422P, PIX_FMT_YUV420P, PIX_FMT_YUV422P, PIX_FMT_NONE };
- } else if (st->codec->codec_id == CODEC_ID_LJPEG) {
- p = (const enum PixelFormat[]) { PIX_FMT_YUVJ420P, PIX_FMT_YUVJ422P, PIX_FMT_YUVJ444P, PIX_FMT_YUV420P,
- PIX_FMT_YUV422P, PIX_FMT_YUV444P, PIX_FMT_BGRA, PIX_FMT_NONE };
- }
- }
- for (; *p != PIX_FMT_NONE; p++) {
- best= avcodec_find_best_pix_fmt2(best, *p, target, has_alpha, NULL);
- if (*p == target)
- break;
- }
- if (*p == PIX_FMT_NONE) {
- if (target != PIX_FMT_NONE)
- av_log(NULL, AV_LOG_WARNING,
- "Incompatible pixel format '%s' for codec '%s', auto-selecting format '%s'\n",
- av_pix_fmt_descriptors[target].name,
- codec->name,
- av_pix_fmt_descriptors[best].name);
- return best;
- }
+ int w = ist->sub2video.w, h = ist->sub2video.h;
+ AVFilterBufferRef *ref = ist->sub2video.ref;
+ int8_t *dst;
+ int dst_linesize;
+ int i;
+
+ if (!ref)
+ return;
+ dst = ref->data [0];
+ dst_linesize = ref->linesize[0];
+ memset(dst, 0, h * dst_linesize);
+ for (i = 0; i < sub->num_rects; i++)
+ sub2video_copy_rect(dst, dst_linesize, w, h, sub->rects[i]);
+ sub2video_push_ref(ist, pts);
+}
+
+static void sub2video_heartbeat(InputStream *ist, int64_t pts)
+{
+ InputFile *infile = input_files[ist->file_index];
+ int i, j, nb_reqs;
+ int64_t pts2;
+
+ /* When a frame is read from a file, examine all sub2video streams in
+ the same file and send the sub2video frame again. Otherwise, decoded
+ video frames could be accumulating in the filter graph while a filter
+ (possibly overlay) is desperately waiting for a subtitle frame. */
+ for (i = 0; i < infile->nb_streams; i++) {
+ InputStream *ist2 = input_streams[infile->ist_index + i];
+ if (!ist2->sub2video.ref)
+ continue;
+ /* subtitles seem to be usually muxed ahead of other streams;
+ if not, substracting a larger time here is necessary */
+ pts2 = av_rescale_q(pts, ist->st->time_base, ist2->st->time_base) - 1;
+ /* do not send the heartbeat frame if the subtitle is already ahead */
+ if (pts2 <= ist2->sub2video.last_pts)
+ continue;
+ for (j = 0, nb_reqs = 0; j < ist2->nb_filters; j++)
+ nb_reqs += av_buffersrc_get_nb_failed_requests(ist2->filters[j]->filter);
+ if (nb_reqs)
+ sub2video_push_ref(ist2, pts2);
}
- return target;
}
-static char *choose_pix_fmts(OutputStream *ost)
+static void sub2video_flush(InputStream *ist)
{
- if (ost->keep_pix_fmt) {
- if (ost->filter)
- avfilter_graph_set_auto_convert(ost->filter->graph->graph,
- AVFILTER_AUTO_CONVERT_NONE);
- if (ost->st->codec->pix_fmt == PIX_FMT_NONE)
- return NULL;
- return av_strdup(av_get_pix_fmt_name(ost->st->codec->pix_fmt));
- }
- if (ost->st->codec->pix_fmt != PIX_FMT_NONE) {
- return av_strdup(av_get_pix_fmt_name(choose_pixel_fmt(ost->st, ost->enc, ost->st->codec->pix_fmt)));
- } else if (ost->enc && ost->enc->pix_fmts) {
- const enum PixelFormat *p;
- AVIOContext *s = NULL;
- uint8_t *ret;
- int len;
-
- if (avio_open_dyn_buf(&s) < 0)
- exit_program(1);
-
- p = ost->enc->pix_fmts;
- if (ost->st->codec->strict_std_compliance <= FF_COMPLIANCE_UNOFFICIAL) {
- if (ost->st->codec->codec_id == CODEC_ID_MJPEG) {
- p = (const enum PixelFormat[]) { PIX_FMT_YUVJ420P, PIX_FMT_YUVJ422P, PIX_FMT_YUV420P, PIX_FMT_YUV422P, PIX_FMT_NONE };
- } else if (ost->st->codec->codec_id == CODEC_ID_LJPEG) {
- p = (const enum PixelFormat[]) { PIX_FMT_YUVJ420P, PIX_FMT_YUVJ422P, PIX_FMT_YUVJ444P, PIX_FMT_YUV420P,
- PIX_FMT_YUV422P, PIX_FMT_YUV444P, PIX_FMT_BGRA, PIX_FMT_NONE };
- }
- }
-
- for (; *p != PIX_FMT_NONE; p++) {
- const char *name = av_get_pix_fmt_name(*p);
- avio_printf(s, "%s:", name);
- }
- len = avio_close_dyn_buf(s, &ret);
- ret[len - 1] = 0;
- return ret;
- } else
- return NULL;
-}
+ int i;
-/**
- * Define a function for building a string containing a list of
- * allowed formats,
- */
-#define DEF_CHOOSE_FORMAT(type, var, supported_list, none, get_name, separator) \
-static char *choose_ ## var ## s(OutputStream *ost) \
-{ \
- if (ost->st->codec->var != none) { \
- get_name(ost->st->codec->var); \
- return av_strdup(name); \
- } else if (ost->enc->supported_list) { \
- const type *p; \
- AVIOContext *s = NULL; \
- uint8_t *ret; \
- int len; \
- \
- if (avio_open_dyn_buf(&s) < 0) \
- exit_program(1); \
- \
- for (p = ost->enc->supported_list; *p != none; p++) { \
- get_name(*p); \
- avio_printf(s, "%s" separator, name); \
- } \
- len = avio_close_dyn_buf(s, &ret); \
- ret[len - 1] = 0; \
- return ret; \
- } else \
- return NULL; \
+ for (i = 0; i < ist->nb_filters; i++)
+ av_buffersrc_add_ref(ist->filters[i]->filter, NULL, 0);
}
-#define GET_PIX_FMT_NAME(pix_fmt)\
- const char *name = av_get_pix_fmt_name(pix_fmt);
-
-// DEF_CHOOSE_FORMAT(enum PixelFormat, pix_fmt, pix_fmts, PIX_FMT_NONE,
-// GET_PIX_FMT_NAME, ":")
-
-#define GET_SAMPLE_FMT_NAME(sample_fmt)\
- const char *name = av_get_sample_fmt_name(sample_fmt)
-
-DEF_CHOOSE_FORMAT(enum AVSampleFormat, sample_fmt, sample_fmts,
- AV_SAMPLE_FMT_NONE, GET_SAMPLE_FMT_NAME, ",")
-
-#define GET_SAMPLE_RATE_NAME(rate)\
- char name[16];\
- snprintf(name, sizeof(name), "%d", rate);
+/* end of sub2video hack */
-DEF_CHOOSE_FORMAT(int, sample_rate, supported_samplerates, 0,
- GET_SAMPLE_RATE_NAME, ",")
-
-#define GET_CH_LAYOUT_NAME(ch_layout)\
- char name[16];\
- snprintf(name, sizeof(name), "0x%"PRIx64, ch_layout);
-
-DEF_CHOOSE_FORMAT(uint64_t, channel_layout, channel_layouts, 0,
- GET_CH_LAYOUT_NAME, ",")
-
-static FilterGraph *init_simple_filtergraph(InputStream *ist, OutputStream *ost)
+void term_exit(void)
{
- FilterGraph *fg = av_mallocz(sizeof(*fg));
-
- if (!fg)
- exit_program(1);
- fg->index = nb_filtergraphs;
-
- fg->outputs = grow_array(fg->outputs, sizeof(*fg->outputs), &fg->nb_outputs,
- fg->nb_outputs + 1);
- if (!(fg->outputs[0] = av_mallocz(sizeof(*fg->outputs[0]))))
- exit_program(1);
- fg->outputs[0]->ost = ost;
- fg->outputs[0]->graph = fg;
-
- ost->filter = fg->outputs[0];
-
- fg->inputs = grow_array(fg->inputs, sizeof(*fg->inputs), &fg->nb_inputs,
- fg->nb_inputs + 1);
- if (!(fg->inputs[0] = av_mallocz(sizeof(*fg->inputs[0]))))
- exit_program(1);
- fg->inputs[0]->ist = ist;
- fg->inputs[0]->graph = fg;
-
- ist->filters = grow_array(ist->filters, sizeof(*ist->filters),
- &ist->nb_filters, ist->nb_filters + 1);
- ist->filters[ist->nb_filters - 1] = fg->inputs[0];
+ av_log(NULL, AV_LOG_QUIET, "%s", "");
+#if HAVE_TERMIOS_H
+ if(restore_tty)
+ tcsetattr (0, TCSANOW, &oldtty);
+#endif
+}
- filtergraphs = grow_array(filtergraphs, sizeof(*filtergraphs),
- &nb_filtergraphs, nb_filtergraphs + 1);
- filtergraphs[nb_filtergraphs - 1] = fg;
+static volatile int received_sigterm = 0;
+static volatile int received_nb_signals = 0;
- return fg;
+static void
+sigterm_handler(int sig)
+{
+ received_sigterm = sig;
+ received_nb_signals++;
+ term_exit();
+ if(received_nb_signals > 3)
+ exit(123);
}
-static void init_input_filter(FilterGraph *fg, AVFilterInOut *in)
+void term_init(void)
{
- InputStream *ist = NULL;
- enum AVMediaType type = avfilter_pad_get_type(in->filter_ctx->input_pads, in->pad_idx);
- int i;
-
- // TODO: support other filter types
- if (type != AVMEDIA_TYPE_VIDEO && type != AVMEDIA_TYPE_AUDIO) {
- av_log(NULL, AV_LOG_FATAL, "Only video and audio filters supported "
- "currently.\n");
- exit_program(1);
- }
-
- if (in->name) {
- AVFormatContext *s;
- AVStream *st = NULL;
- char *p;
- int file_idx = strtol(in->name, &p, 0);
+#if HAVE_TERMIOS_H
+ if(!run_as_daemon){
+ struct termios tty;
+ int istty = 1;
+#if HAVE_ISATTY
+ istty = isatty(0) && isatty(2);
+#endif
+ if (istty && tcgetattr (0, &tty) == 0) {
+ oldtty = tty;
+ restore_tty = 1;
+ atexit(term_exit);
- if (file_idx < 0 || file_idx >= nb_input_files) {
- av_log(NULL, AV_LOG_FATAL, "Invalid file index %d in filtergraph description %s.\n",
- file_idx, fg->graph_desc);
- exit_program(1);
- }
- s = input_files[file_idx]->ctx;
+ tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP
+ |INLCR|IGNCR|ICRNL|IXON);
+ tty.c_oflag |= OPOST;
+ tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN);
+ tty.c_cflag &= ~(CSIZE|PARENB);
+ tty.c_cflag |= CS8;
+ tty.c_cc[VMIN] = 1;
+ tty.c_cc[VTIME] = 0;
- for (i = 0; i < s->nb_streams; i++) {
- if (s->streams[i]->codec->codec_type != type)
- continue;
- if (check_stream_specifier(s, s->streams[i], *p == ':' ? p + 1 : p) == 1) {
- st = s->streams[i];
- break;
- }
- }
- if (!st) {
- av_log(NULL, AV_LOG_FATAL, "Stream specifier '%s' in filtergraph description %s "
- "matches no streams.\n", p, fg->graph_desc);
- exit_program(1);
- }
- ist = input_streams[input_files[file_idx]->ist_index + st->index];
- } else {
- /* find the first unused stream of corresponding type */
- for (i = 0; i < nb_input_streams; i++) {
- ist = input_streams[i];
- if (ist->st->codec->codec_type == type && ist->discard)
- break;
- }
- if (i == nb_input_streams) {
- av_log(NULL, AV_LOG_FATAL, "Cannot find a matching stream for "
- "unlabeled input pad %d on filter %s\n", in->pad_idx,
- in->filter_ctx->name);
- exit_program(1);
+ tcsetattr (0, TCSANOW, &tty);
}
+ signal(SIGQUIT, sigterm_handler); /* Quit (POSIX). */
}
- av_assert0(ist);
-
- ist->discard = 0;
- ist->decoding_needed = 1;
- ist->st->discard = AVDISCARD_NONE;
-
- fg->inputs = grow_array(fg->inputs, sizeof(*fg->inputs),
- &fg->nb_inputs, fg->nb_inputs + 1);
- if (!(fg->inputs[fg->nb_inputs - 1] = av_mallocz(sizeof(*fg->inputs[0]))))
- exit_program(1);
- fg->inputs[fg->nb_inputs - 1]->ist = ist;
- fg->inputs[fg->nb_inputs - 1]->graph = fg;
+#endif
+ avformat_network_deinit();
- ist->filters = grow_array(ist->filters, sizeof(*ist->filters),
- &ist->nb_filters, ist->nb_filters + 1);
- ist->filters[ist->nb_filters - 1] = fg->inputs[fg->nb_inputs - 1];
+ signal(SIGINT , sigterm_handler); /* Interrupt (ANSI). */
+ signal(SIGTERM, sigterm_handler); /* Termination (ANSI). */
+#ifdef SIGXCPU
+ signal(SIGXCPU, sigterm_handler);
+#endif
}
-static int configure_output_video_filter(FilterGraph *fg, OutputFilter *ofilter, AVFilterInOut *out)
+/* read a key without blocking */
+static int read_key(void)
{
- char *pix_fmts;
- OutputStream *ost = ofilter->ost;
- AVCodecContext *codec = ost->st->codec;
- AVFilterContext *last_filter = out->filter_ctx;
- int pad_idx = out->pad_idx;
- int ret;
- char name[255];
- AVBufferSinkParams *buffersink_params = av_buffersink_params_alloc();
-
- snprintf(name, sizeof(name), "output stream %d:%d", ost->file_index, ost->index);
- ret = avfilter_graph_create_filter(&ofilter->filter,
- avfilter_get_by_name("buffersink"),
- name, NULL, NULL/*buffersink_params*/, fg->graph);
- av_freep(&buffersink_params);
-
- if (ret < 0)
- return ret;
+ unsigned char ch;
+#if HAVE_TERMIOS_H
+ int n = 1;
+ struct timeval tv;
+ fd_set rfds;
- if (codec->width || codec->height) {
- char args[255];
- AVFilterContext *filter;
-
- snprintf(args, sizeof(args), "%d:%d:flags=0x%X",
- codec->width,
- codec->height,
- (unsigned)ost->sws_flags);
- snprintf(name, sizeof(name), "scaler for output stream %d:%d",
- ost->file_index, ost->index);
- if ((ret = avfilter_graph_create_filter(&filter, avfilter_get_by_name("scale"),
- name, args, NULL, fg->graph)) < 0)
- return ret;
- if ((ret = avfilter_link(last_filter, pad_idx, filter, 0)) < 0)
- return ret;
+ FD_ZERO(&rfds);
+ FD_SET(0, &rfds);
+ tv.tv_sec = 0;
+ tv.tv_usec = 0;
+ n = select(1, &rfds, NULL, NULL, &tv);
+ if (n > 0) {
+ n = read(0, &ch, 1);
+ if (n == 1)
+ return ch;
- last_filter = filter;
- pad_idx = 0;
+ return n;
}
-
- if ((pix_fmts = choose_pix_fmts(ost))) {
- AVFilterContext *filter;
- snprintf(name, sizeof(name), "pixel format for output stream %d:%d",
- ost->file_index, ost->index);
- if ((ret = avfilter_graph_create_filter(&filter,
- avfilter_get_by_name("format"),
- "format", pix_fmts, NULL,
- fg->graph)) < 0)
- return ret;
- if ((ret = avfilter_link(last_filter, pad_idx, filter, 0)) < 0)
- return ret;
-
- last_filter = filter;
- pad_idx = 0;
- av_freep(&pix_fmts);
+#elif HAVE_KBHIT
+# if HAVE_PEEKNAMEDPIPE
+ static int is_pipe;
+ static HANDLE input_handle;
+ DWORD dw, nchars;
+ if(!input_handle){
+ input_handle = GetStdHandle(STD_INPUT_HANDLE);
+ is_pipe = !GetConsoleMode(input_handle, &dw);
}
- if (ost->frame_rate.num && 0) {
- AVFilterContext *fps;
- char args[255];
-
- snprintf(args, sizeof(args), "fps=%d/%d", ost->frame_rate.num,
- ost->frame_rate.den);
- snprintf(name, sizeof(name), "fps for output stream %d:%d",
- ost->file_index, ost->index);
- ret = avfilter_graph_create_filter(&fps, avfilter_get_by_name("fps"),
- name, args, NULL, fg->graph);
- if (ret < 0)
- return ret;
-
- ret = avfilter_link(last_filter, pad_idx, fps, 0);
- if (ret < 0)
- return ret;
- last_filter = fps;
- pad_idx = 0;
+ if (stdin->_cnt > 0) {
+ read(0, &ch, 1);
+ return ch;
}
-
- if ((ret = avfilter_link(last_filter, pad_idx, ofilter->filter, 0)) < 0)
- return ret;
-
- return 0;
+ if (is_pipe) {
+ /* When running under a GUI, you will end here. */
+ if (!PeekNamedPipe(input_handle, NULL, 0, NULL, &nchars, NULL))
+ return -1;
+ //Read it
+ if(nchars != 0) {
+ read(0, &ch, 1);
+ return ch;
+ }else{
+ return -1;
+ }
+ }
+# endif
+ if(kbhit())
+ return(getch());
+#endif
+ return -1;
}
-static int configure_output_audio_filter(FilterGraph *fg, OutputFilter *ofilter, AVFilterInOut *out)
+static int decode_interrupt_cb(void *ctx)
{
- OutputStream *ost = ofilter->ost;
- AVCodecContext *codec = ost->st->codec;
- AVFilterContext *last_filter = out->filter_ctx;
- int pad_idx = out->pad_idx;
- char *sample_fmts, *sample_rates, *channel_layouts;
- char name[255];
- int ret;
+ return received_nb_signals > 1;
+}
+const AVIOInterruptCB int_cb = { decode_interrupt_cb, NULL };
- snprintf(name, sizeof(name), "output stream %d:%d", ost->file_index, ost->index);
- ret = avfilter_graph_create_filter(&ofilter->filter,
- avfilter_get_by_name("abuffersink"),
- name, NULL, NULL, fg->graph);
- if (ret < 0)
- return ret;
+void av_noreturn exit_program(int ret)
+{
+ int i, j;
-#define AUTO_INSERT_FILTER(opt_name, filter_name, arg) do { \
- AVFilterContext *filt_ctx; \
- \
- av_log(NULL, AV_LOG_INFO, opt_name " is forwarded to lavfi " \
- "similarly to -af " filter_name "=%s.\n", arg); \
- \
- ret = avfilter_graph_create_filter(&filt_ctx, \
- avfilter_get_by_name(filter_name), \
- filter_name, arg, NULL, fg->graph); \
- if (ret < 0) \
- return ret; \
- \
- ret = avfilter_link(last_filter, pad_idx, filt_ctx, 0); \
- if (ret < 0) \
- return ret; \
- \
- last_filter = filt_ctx; \
- pad_idx = 0; \
-} while (0)
- if (ost->audio_channels_mapped) {
- int i;
- AVBPrint pan_buf;
- av_bprint_init(&pan_buf, 256, 8192);
- av_bprintf(&pan_buf, "0x%"PRIx64,
- av_get_default_channel_layout(ost->audio_channels_mapped));
- for (i = 0; i < ost->audio_channels_mapped; i++)
- if (ost->audio_channels_map[i] != -1)
- av_bprintf(&pan_buf, ":c%d=c%d", i, ost->audio_channels_map[i]);
-
- AUTO_INSERT_FILTER("-map_channel", "pan", pan_buf.str);
- av_bprint_finalize(&pan_buf, NULL);
+ for (i = 0; i < nb_filtergraphs; i++) {
+ avfilter_graph_free(&filtergraphs[i]->graph);
+ for (j = 0; j < filtergraphs[i]->nb_inputs; j++) {
+ av_freep(&filtergraphs[i]->inputs[j]->name);
+ av_freep(&filtergraphs[i]->inputs[j]);
+ }
+ av_freep(&filtergraphs[i]->inputs);
+ for (j = 0; j < filtergraphs[i]->nb_outputs; j++) {
+ av_freep(&filtergraphs[i]->outputs[j]->name);
+ av_freep(&filtergraphs[i]->outputs[j]);
+ }
+ av_freep(&filtergraphs[i]->outputs);
+ av_freep(&filtergraphs[i]);
}
+ av_freep(&filtergraphs);
- if (codec->channels && !codec->channel_layout)
- codec->channel_layout = av_get_default_channel_layout(codec->channels);
-
- sample_fmts = choose_sample_fmts(ost);
- sample_rates = choose_sample_rates(ost);
- channel_layouts = choose_channel_layouts(ost);
- if (sample_fmts || sample_rates || channel_layouts) {
- AVFilterContext *format;
- char args[256];
- int len = 0;
-
- if (sample_fmts)
- len += snprintf(args + len, sizeof(args) - len, "sample_fmts=%s:",
- sample_fmts);
- if (sample_rates)
- len += snprintf(args + len, sizeof(args) - len, "sample_rates=%s:",
- sample_rates);
- if (channel_layouts)
- len += snprintf(args + len, sizeof(args) - len, "channel_layouts=%s:",
- channel_layouts);
- args[len - 1] = 0;
-
- av_freep(&sample_fmts);
- av_freep(&sample_rates);
- av_freep(&channel_layouts);
-
- snprintf(name, sizeof(name), "audio format for output stream %d:%d",
- ost->file_index, ost->index);
- ret = avfilter_graph_create_filter(&format,
- avfilter_get_by_name("aformat"),
- name, args, NULL, fg->graph);
- if (ret < 0)
- return ret;
-
- ret = avfilter_link(last_filter, pad_idx, format, 0);
- if (ret < 0)
- return ret;
-
- last_filter = format;
- pad_idx = 0;
- }
-
- if (audio_volume != 256 && 0) {
- char args[256];
-
- snprintf(args, sizeof(args), "%f", audio_volume / 256.);
- AUTO_INSERT_FILTER("-vol", "volume", args);
- }
-
- if ((ret = avfilter_link(last_filter, pad_idx, ofilter->filter, 0)) < 0)
- return ret;
-
- return 0;
-}
-
-#define DESCRIBE_FILTER_LINK(f, inout, in) \
-{ \
- AVFilterContext *ctx = inout->filter_ctx; \
- AVFilterPad *pads = in ? ctx->input_pads : ctx->output_pads; \
- int nb_pads = in ? ctx->input_count : ctx->output_count; \
- AVIOContext *pb; \
- \
- if (avio_open_dyn_buf(&pb) < 0) \
- exit_program(1); \
- \
- avio_printf(pb, "%s", ctx->filter->name); \
- if (nb_pads > 1) \
- avio_printf(pb, ":%s", avfilter_pad_get_name(pads, inout->pad_idx));\
- avio_w8(pb, 0); \
- avio_close_dyn_buf(pb, &f->name); \
-}
-
-static int configure_output_filter(FilterGraph *fg, OutputFilter *ofilter, AVFilterInOut *out)
-{
- av_freep(&ofilter->name);
- DESCRIBE_FILTER_LINK(ofilter, out, 0);
-
- switch (avfilter_pad_get_type(out->filter_ctx->output_pads, out->pad_idx)) {
- case AVMEDIA_TYPE_VIDEO: return configure_output_video_filter(fg, ofilter, out);
- case AVMEDIA_TYPE_AUDIO: return configure_output_audio_filter(fg, ofilter, out);
- default: av_assert0(0);
- }
-}
-
-static int configure_input_video_filter(FilterGraph *fg, InputFilter *ifilter,
- AVFilterInOut *in)
-{
- AVFilterContext *first_filter = in->filter_ctx;
- AVFilter *filter = avfilter_get_by_name("buffer");
- InputStream *ist = ifilter->ist;
- AVRational tb = ist->framerate.num ? (AVRational){ist->framerate.den,
- ist->framerate.num} :
- ist->st->time_base;
- AVRational fr = ist->framerate.num ? ist->framerate :
- ist->st->r_frame_rate;
- AVRational sar;
- AVBPrint args;
- char name[255];
- int pad_idx = in->pad_idx;
- int ret;
-
- sar = ist->st->sample_aspect_ratio.num ?
- ist->st->sample_aspect_ratio :
- ist->st->codec->sample_aspect_ratio;
- if(!sar.den)
- sar = (AVRational){0,1};
- av_bprint_init(&args, 0, 1);
- av_bprintf(&args,
- "video_size=%dx%d:pix_fmt=%d:time_base=%d/%d:"
- "pixel_aspect=%d/%d:sws_param=flags=%d", ist->st->codec->width,
- ist->st->codec->height, ist->st->codec->pix_fmt,
- tb.num, tb.den, sar.num, sar.den,
- SWS_BILINEAR + ((ist->st->codec->flags&CODEC_FLAG_BITEXACT) ? SWS_BITEXACT:0));
- if (fr.num && fr.den)
- av_bprintf(&args, ":frame_rate=%d/%d", fr.num, fr.den);
- snprintf(name, sizeof(name), "graph %d input from stream %d:%d", fg->index,
- ist->file_index, ist->st->index);
-
- if ((ret = avfilter_graph_create_filter(&ifilter->filter, filter, name,
- args.str, NULL, fg->graph)) < 0)
- return ret;
-
- if (ist->framerate.num) {
- AVFilterContext *setpts;
-
- snprintf(name, sizeof(name), "force CFR for input from stream %d:%d",
- ist->file_index, ist->st->index);
- if ((ret = avfilter_graph_create_filter(&setpts,
- avfilter_get_by_name("setpts"),
- name, "N", NULL,
- fg->graph)) < 0)
- return ret;
-
- if ((ret = avfilter_link(setpts, 0, first_filter, pad_idx)) < 0)
- return ret;
-
- first_filter = setpts;
- pad_idx = 0;
- }
-
- if ((ret = avfilter_link(ifilter->filter, 0, first_filter, pad_idx)) < 0)
- return ret;
- return 0;
-}
-
-static int configure_input_audio_filter(FilterGraph *fg, InputFilter *ifilter,
- AVFilterInOut *in)
-{
- AVFilterContext *first_filter = in->filter_ctx;
- AVFilter *filter = avfilter_get_by_name("abuffer");
- InputStream *ist = ifilter->ist;
- int pad_idx = in->pad_idx;
- char args[255], name[255];
- int ret;
-
- snprintf(args, sizeof(args), "time_base=%d/%d:sample_rate=%d:sample_fmt=%s"
- ":channel_layout=0x%"PRIx64,
- 1, ist->st->codec->sample_rate,
- ist->st->codec->sample_rate,
- av_get_sample_fmt_name(ist->st->codec->sample_fmt),
- ist->st->codec->channel_layout);
- snprintf(name, sizeof(name), "graph %d input from stream %d:%d", fg->index,
- ist->file_index, ist->st->index);
-
- if ((ret = avfilter_graph_create_filter(&ifilter->filter, filter,
- name, args, NULL,
- fg->graph)) < 0)
- return ret;
-
-#define AUTO_INSERT_FILTER_INPUT(opt_name, filter_name, arg) do { \
- AVFilterContext *filt_ctx; \
- \
- av_log(NULL, AV_LOG_INFO, opt_name " is forwarded to lavfi " \
- "similarly to -af " filter_name "=%s.\n", arg); \
- \
- snprintf(name, sizeof(name), "graph %d %s for input stream %d:%d", \
- fg->index, filter_name, ist->file_index, ist->st->index); \
- ret = avfilter_graph_create_filter(&filt_ctx, \
- avfilter_get_by_name(filter_name), \
- name, arg, NULL, fg->graph); \
- if (ret < 0) \
- return ret; \
- \
- ret = avfilter_link(filt_ctx, 0, first_filter, pad_idx); \
- if (ret < 0) \
- return ret; \
- \
- first_filter = filt_ctx; \
-} while (0)
-
- if (audio_sync_method > 0) {
- char args[256] = {0};
-
- av_strlcatf(args, sizeof(args), "min_comp=0.001:min_hard_comp=%f", audio_drift_threshold);
- if (audio_sync_method > 1)
- av_strlcatf(args, sizeof(args), ":max_soft_comp=%f", audio_sync_method/(double)ist->st->codec->sample_rate);
- AUTO_INSERT_FILTER_INPUT("-async", "aresample", args);
- }
-
-// if (ost->audio_channels_mapped) {
-// int i;
-// AVBPrint pan_buf;
-// av_bprint_init(&pan_buf, 256, 8192);
-// av_bprintf(&pan_buf, "0x%"PRIx64,
-// av_get_default_channel_layout(ost->audio_channels_mapped));
-// for (i = 0; i < ost->audio_channels_mapped; i++)
-// if (ost->audio_channels_map[i] != -1)
-// av_bprintf(&pan_buf, ":c%d=c%d", i, ost->audio_channels_map[i]);
-// AUTO_INSERT_FILTER_INPUT("-map_channel", "pan", pan_buf.str);
-// av_bprint_finalize(&pan_buf, NULL);
-// }
-
- if (audio_volume != 256) {
- char args[256];
-
- snprintf(args, sizeof(args), "%f", audio_volume / 256.);
- AUTO_INSERT_FILTER_INPUT("-vol", "volume", args);
- }
- if ((ret = avfilter_link(ifilter->filter, 0, first_filter, pad_idx)) < 0)
- return ret;
-
- return 0;
-}
-
-static int configure_input_filter(FilterGraph *fg, InputFilter *ifilter,
- AVFilterInOut *in)
-{
- av_freep(&ifilter->name);
- DESCRIBE_FILTER_LINK(ifilter, in, 1);
-
- switch (avfilter_pad_get_type(in->filter_ctx->input_pads, in->pad_idx)) {
- case AVMEDIA_TYPE_VIDEO: return configure_input_video_filter(fg, ifilter, in);
- case AVMEDIA_TYPE_AUDIO: return configure_input_audio_filter(fg, ifilter, in);
- default: av_assert0(0);
- }
-}
-
-static int configure_filtergraph(FilterGraph *fg)
-{
- AVFilterInOut *inputs, *outputs, *cur;
- int ret, i, init = !fg->graph, simple = !fg->graph_desc;
- const char *graph_desc = simple ? fg->outputs[0]->ost->avfilter :
- fg->graph_desc;
-
- avfilter_graph_free(&fg->graph);
- if (!(fg->graph = avfilter_graph_alloc()))
- return AVERROR(ENOMEM);
-
- if (simple) {
- OutputStream *ost = fg->outputs[0]->ost;
- char args[255];
- snprintf(args, sizeof(args), "flags=0x%X", (unsigned)ost->sws_flags);
- fg->graph->scale_sws_opts = av_strdup(args);
- }
-
- if ((ret = avfilter_graph_parse2(fg->graph, graph_desc, &inputs, &outputs)) < 0)
- return ret;
-
- if (simple && (!inputs || inputs->next || !outputs || outputs->next)) {
- av_log(NULL, AV_LOG_ERROR, "Simple filtergraph '%s' does not have "
- "exactly one input and output.\n", graph_desc);
- return AVERROR(EINVAL);
- }
-
- for (cur = inputs; !simple && init && cur; cur = cur->next)
- init_input_filter(fg, cur);
-
- for (cur = inputs, i = 0; cur; cur = cur->next, i++)
- if ((ret = configure_input_filter(fg, fg->inputs[i], cur)) < 0)
- return ret;
- avfilter_inout_free(&inputs);
-
- if (!init || simple) {
- /* we already know the mappings between lavfi outputs and output streams,
- * so we can finish the setup */
- for (cur = outputs, i = 0; cur; cur = cur->next, i++)
- configure_output_filter(fg, fg->outputs[i], cur);
- avfilter_inout_free(&outputs);
-
- if ((ret = avfilter_graph_config(fg->graph, NULL)) < 0)
- return ret;
- } else {
- /* wait until output mappings are processed */
- for (cur = outputs; cur;) {
- fg->outputs = grow_array(fg->outputs, sizeof(*fg->outputs),
- &fg->nb_outputs, fg->nb_outputs + 1);
- if (!(fg->outputs[fg->nb_outputs - 1] = av_mallocz(sizeof(*fg->outputs[0]))))
- exit_program(1);
- fg->outputs[fg->nb_outputs - 1]->graph = fg;
- fg->outputs[fg->nb_outputs - 1]->out_tmp = cur;
- cur = cur->next;
- fg->outputs[fg->nb_outputs - 1]->out_tmp->next = NULL;
- }
- }
-
- return 0;
-}
-
-static int configure_complex_filters(void)
-{
- int i, ret = 0;
-
- for (i = 0; i < nb_filtergraphs; i++)
- if (!filtergraphs[i]->graph &&
- (ret = configure_filtergraph(filtergraphs[i])) < 0)
- return ret;
- return 0;
-}
-
-static int ist_in_filtergraph(FilterGraph *fg, InputStream *ist)
-{
- int i;
- for (i = 0; i < fg->nb_inputs; i++)
- if (fg->inputs[i]->ist == ist)
- return 1;
- return 0;
-}
-
-static void term_exit(void)
-{
- av_log(NULL, AV_LOG_QUIET, "%s", "");
-#if HAVE_TERMIOS_H
- if(restore_tty)
- tcsetattr (0, TCSANOW, &oldtty);
-#endif
-}
-
-static volatile int received_sigterm = 0;
-
-static void sigterm_handler(int sig)
-{
- received_sigterm = sig;
- received_nb_signals++;
- term_exit();
- if(received_nb_signals > 3)
- exit(123);
-}
-
-static void term_init(void)
-{
-#if HAVE_TERMIOS_H
- if(!run_as_daemon){
- struct termios tty;
- int istty = 1;
-#if HAVE_ISATTY
- istty = isatty(0) && isatty(2);
-#endif
- if (istty && tcgetattr (0, &tty) == 0) {
- oldtty = tty;
- restore_tty = 1;
- atexit(term_exit);
-
- tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP
- |INLCR|IGNCR|ICRNL|IXON);
- tty.c_oflag |= OPOST;
- tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN);
- tty.c_cflag &= ~(CSIZE|PARENB);
- tty.c_cflag |= CS8;
- tty.c_cc[VMIN] = 1;
- tty.c_cc[VTIME] = 0;
-
- tcsetattr (0, TCSANOW, &tty);
- }
- signal(SIGQUIT, sigterm_handler); /* Quit (POSIX). */
- }
-#endif
- avformat_network_deinit();
-
- signal(SIGINT , sigterm_handler); /* Interrupt (ANSI). */
- signal(SIGTERM, sigterm_handler); /* Termination (ANSI). */
-#ifdef SIGXCPU
- signal(SIGXCPU, sigterm_handler);
-#endif
-}
-
-/* read a key without blocking */
-static int read_key(void)
-{
- unsigned char ch;
-#if HAVE_TERMIOS_H
- int n = 1;
- struct timeval tv;
- fd_set rfds;
-
- FD_ZERO(&rfds);
- FD_SET(0, &rfds);
- tv.tv_sec = 0;
- tv.tv_usec = 0;
- n = select(1, &rfds, NULL, NULL, &tv);
- if (n > 0) {
- n = read(0, &ch, 1);
- if (n == 1)
- return ch;
-
- return n;
- }
-#elif HAVE_KBHIT
-# if HAVE_PEEKNAMEDPIPE
- static int is_pipe;
- static HANDLE input_handle;
- DWORD dw, nchars;
- if(!input_handle){
- input_handle = GetStdHandle(STD_INPUT_HANDLE);
- is_pipe = !GetConsoleMode(input_handle, &dw);
- }
-
- if (stdin->_cnt > 0) {
- read(0, &ch, 1);
- return ch;
- }
- if (is_pipe) {
- /* When running under a GUI, you will end here. */
- if (!PeekNamedPipe(input_handle, NULL, 0, NULL, &nchars, NULL))
- return -1;
- //Read it
- if(nchars != 0) {
- read(0, &ch, 1);
- return ch;
- }else{
- return -1;
- }
- }
-# endif
- if(kbhit())
- return(getch());
-#endif
- return -1;
-}
-
-static int decode_interrupt_cb(void *ctx)
-{
- return received_nb_signals > 1;
-}
-
-static const AVIOInterruptCB int_cb = { decode_interrupt_cb, NULL };
-
-void av_noreturn exit_program(int ret)
-{
- int i, j;
-
- for (i = 0; i < nb_filtergraphs; i++) {
- avfilter_graph_free(&filtergraphs[i]->graph);
- for (j = 0; j < filtergraphs[i]->nb_inputs; j++) {
- av_freep(&filtergraphs[i]->inputs[j]->name);
- av_freep(&filtergraphs[i]->inputs[j]);
- }
- av_freep(&filtergraphs[i]->inputs);
- for (j = 0; j < filtergraphs[i]->nb_outputs; j++) {
- av_freep(&filtergraphs[i]->outputs[j]->name);
- av_freep(&filtergraphs[i]->outputs[j]);
- }
- av_freep(&filtergraphs[i]->outputs);
- av_freep(&filtergraphs[i]);
- }
- av_freep(&filtergraphs);
-
- av_freep(&subtitle_out);
+ av_freep(&subtitle_out);
/* close files */
for (i = 0; i < nb_output_files; i++) {
output_streams[i]->bitstream_filters = NULL;
av_freep(&output_streams[i]->forced_keyframes);
- av_freep(&output_streams[i]->filtered_frame);
av_freep(&output_streams[i]->avfilter);
+ av_freep(&output_streams[i]->filtered_frame);
av_freep(&output_streams[i]);
}
for (i = 0; i < nb_input_files; i++) {
av_freep(&input_streams[i]->decoded_frame);
av_dict_free(&input_streams[i]->opts);
free_buffer_pool(&input_streams[i]->buffer_pool);
+ avfilter_unref_bufferp(&input_streams[i]->sub2video.ref);
av_freep(&input_streams[i]->filters);
av_freep(&input_streams[i]);
}
exit(ret);
}
-static void assert_avoptions(AVDictionary *m)
+void assert_avoptions(AVDictionary *m)
{
AVDictionaryEntry *t;
if ((t = av_dict_get(m, "", NULL, AV_DICT_IGNORE_SUFFIX))) {
}
}
-static void choose_sample_fmt(AVStream *st, AVCodec *codec)
+static void update_benchmark(const char *fmt, ...)
{
- if (codec && codec->sample_fmts) {
- const enum AVSampleFormat *p = codec->sample_fmts;
- for (; *p != -1; p++) {
- if (*p == st->codec->sample_fmt)
- break;
- }
- if (*p == -1) {
- if((codec->capabilities & CODEC_CAP_LOSSLESS) && av_get_sample_fmt_name(st->codec->sample_fmt) > av_get_sample_fmt_name(codec->sample_fmts[0]))
- av_log(NULL, AV_LOG_ERROR, "Conversion will not be lossless.\n");
- if(av_get_sample_fmt_name(st->codec->sample_fmt))
- av_log(NULL, AV_LOG_WARNING,
- "Incompatible sample format '%s' for codec '%s', auto-selecting format '%s'\n",
- av_get_sample_fmt_name(st->codec->sample_fmt),
- codec->name,
- av_get_sample_fmt_name(codec->sample_fmts[0]));
- st->codec->sample_fmt = codec->sample_fmts[0];
+ if (do_benchmark_all) {
+ int64_t t = getutime();
+ va_list va;
+ char buf[1024];
+
+ if (fmt) {
+ va_start(va, fmt);
+ vsnprintf(buf, sizeof(buf), fmt, va);
+ va_end(va);
+ printf("bench: %8"PRIu64" %s \n", t - current_time, buf);
}
+ current_time = t;
}
}
&new_pkt.data, &new_pkt.size,
pkt->data, pkt->size,
pkt->flags & AV_PKT_FLAG_KEY);
+ if(a == 0 && new_pkt.data != pkt->data && new_pkt.destruct) {
+ uint8_t *t = av_malloc(new_pkt.size + FF_INPUT_BUFFER_PADDING_SIZE); //the new should be a subset of the old so cannot overflow
+ if(t) {
+ memcpy(t, new_pkt.data, new_pkt.size);
+ memset(t + new_pkt.size, 0, FF_INPUT_BUFFER_PADDING_SIZE);
+ new_pkt.data = t;
+ a = 1;
+ } else
+ a = AVERROR(ENOMEM);
+ }
if (a > 0) {
av_free_packet(pkt);
new_pkt.destruct = av_destruct_packet;
if (of->recording_time != INT64_MAX &&
av_compare_ts(ost->sync_opts - ost->first_pts, ost->st->codec->time_base, of->recording_time,
AV_TIME_BASE_Q) >= 0) {
- ost->is_past_recording_time = 1;
+ ost->finished = 1;
return 0;
}
return 1;
/* Note: DVB subtitle need one packet to draw them and one other
packet to clear them */
/* XXX: signal it in the codec context ? */
- if (enc->codec_id == CODEC_ID_DVB_SUBTITLE)
+ if (enc->codec_id == AV_CODEC_ID_DVB_SUBTITLE)
nb = 2;
else
nb = 1;
+ /* shift timestamp to honor -ss and make check_recording_time() work with -t */
+ pts = av_rescale_q(pts, ist->st->time_base, AV_TIME_BASE_Q)
+ - output_files[ost->file_index]->start_time;
for (i = 0; i < nb; i++) {
- ost->sync_opts = av_rescale_q(pts, ist->st->time_base, enc->time_base);
+ ost->sync_opts = av_rescale_q(pts, AV_TIME_BASE_Q, enc->time_base);
if (!check_recording_time(ost))
return;
- sub->pts = av_rescale_q(pts, ist->st->time_base, AV_TIME_BASE_Q);
+ sub->pts = pts;
// start_display_time is required to be 0
sub->pts += av_rescale_q(sub->start_display_time, (AVRational){ 1, 1000 }, AV_TIME_BASE_Q);
sub->end_display_time -= sub->start_display_time;
sub->start_display_time = 0;
+ if (i == 1)
+ sub->num_rects = 0;
subtitle_out_size = avcodec_encode_subtitle(enc, subtitle_out,
subtitle_out_max_size, sub);
if (subtitle_out_size < 0) {
pkt.size = subtitle_out_size;
pkt.pts = av_rescale_q(sub->pts, AV_TIME_BASE_Q, ost->st->time_base);
pkt.duration = av_rescale_q(sub->end_display_time, (AVRational){ 1, 1000 }, ost->st->time_base);
- if (enc->codec_id == CODEC_ID_DVB_SUBTITLE) {
+ if (enc->codec_id == AV_CODEC_ID_DVB_SUBTITLE) {
/* XXX: the pts correction is handled here. Maybe handling
it in the codec would be better */
if (i == 0)
return;
if (s->oformat->flags & AVFMT_RAWPICTURE &&
- enc->codec->id == CODEC_ID_RAWVIDEO) {
+ enc->codec->id == AV_CODEC_ID_RAWVIDEO) {
/* raw pictures are written as AVPicture structure to
avoid any copies. We support temporarily the older
method. */
if (qp >= 0 && qp < FF_ARRAY_ELEMS(qp_histogram))
qp_histogram[qp]++;
for (j = 0; j < 32; j++)
- snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%X", (int)lrintf(log(qp_histogram[j] + 1) / log(2)));
+ snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%X", (int)lrintf(log2(qp_histogram[j] + 1)));
}
if (enc->flags&CODEC_FLAG_PSNR) {
int j;
if (ost->st->codec->codec_type == AVMEDIA_TYPE_AUDIO && enc->frame_size <= 1)
continue;
- if (ost->st->codec->codec_type == AVMEDIA_TYPE_VIDEO && (os->oformat->flags & AVFMT_RAWPICTURE) && enc->codec->id == CODEC_ID_RAWVIDEO)
+ if (ost->st->codec->codec_type == AVMEDIA_TYPE_VIDEO && (os->oformat->flags & AVFMT_RAWPICTURE) && enc->codec->id == AV_CODEC_ID_RAWVIDEO)
continue;
for (;;) {
if (of->recording_time != INT64_MAX &&
ist->pts >= of->recording_time + of->start_time) {
- ost->is_past_recording_time = 1;
+ ost->finished = 1;
return;
}
opkt.flags = pkt->flags;
// FIXME remove the following 2 lines they shall be replaced by the bitstream filters
- if ( ost->st->codec->codec_id != CODEC_ID_H264
- && ost->st->codec->codec_id != CODEC_ID_MPEG1VIDEO
- && ost->st->codec->codec_id != CODEC_ID_MPEG2VIDEO
- && ost->st->codec->codec_id != CODEC_ID_VC1
+ if ( ost->st->codec->codec_id != AV_CODEC_ID_H264
+ && ost->st->codec->codec_id != AV_CODEC_ID_MPEG1VIDEO
+ && ost->st->codec->codec_id != AV_CODEC_ID_MPEG2VIDEO
+ && ost->st->codec->codec_id != AV_CODEC_ID_VC1
) {
if (av_parser_change(ist->st->parser, ost->st->codec, &opkt.data, &opkt.size, pkt->data, pkt->size, pkt->flags & AV_PKT_FLAG_KEY))
opkt.destruct = av_destruct_packet;
}
}
-static int guess_input_channel_layout(InputStream *ist)
+int guess_input_channel_layout(InputStream *ist)
{
AVCodecContext *dec = ist->st->codec;
update_benchmark(NULL);
ret = avcodec_decode_audio4(avctx, decoded_frame, got_output, pkt);
update_benchmark("decode_audio %d.%d", ist->file_index, ist->st->index);
- if (ret < 0) {
- return ret;
- }
- if (avctx->sample_rate <= 0) {
+
+ if (ret >= 0 && avctx->sample_rate <= 0) {
av_log(avctx, AV_LOG_ERROR, "Sample rate %d invalid\n", avctx->sample_rate);
return AVERROR_INVALIDDATA;
}
- if (!*got_output) {
- /* no audio frame */
- if (!pkt->size)
+ if (!*got_output || ret < 0) {
+ if (!pkt->size) {
for (i = 0; i < ist->nb_filters; i++)
av_buffersrc_add_ref(ist->filters[i]->filter, NULL,
AV_BUFFERSRC_FLAG_NO_COPY);
+ }
return ret;
}
ret = avcodec_decode_video2(ist->st->codec,
decoded_frame, got_output, pkt);
update_benchmark("decode_video %d.%d", ist->file_index, ist->st->index);
- if (ret < 0)
+ if (!*got_output || ret < 0) {
+ if (!pkt->size) {
+ for (i = 0; i < ist->nb_filters; i++)
+ av_buffersrc_add_ref(ist->filters[i]->filter, NULL, AV_BUFFERSRC_FLAG_NO_COPY);
+ }
return ret;
+ }
quality = same_quant ? decoded_frame->quality : 0;
- if (!*got_output) {
- /* no picture yet */
- if (!pkt->size)
- for (i = 0; i < ist->nb_filters; i++)
- av_buffersrc_add_ref(ist->filters[i]->filter, NULL, AV_BUFFERSRC_FLAG_NO_COPY);
- return ret;
- }
if(ist->top_field_first>=0)
decoded_frame->top_field_first = ist->top_field_first;
static int transcode_subtitles(InputStream *ist, AVPacket *pkt, int *got_output)
{
AVSubtitle subtitle;
+ int64_t pts = pkt->pts;
int i, ret = avcodec_decode_subtitle2(ist->st->codec,
&subtitle, got_output, pkt);
- if (ret < 0)
+ if (ret < 0 || !*got_output) {
+ if (!pkt->size)
+ sub2video_flush(ist);
return ret;
- if (!*got_output)
+ }
+
+ if (ist->fix_sub_duration) {
+ if (ist->prev_sub.got_output) {
+ int end = av_rescale_q(pts - ist->prev_sub.pts, ist->st->time_base,
+ (AVRational){ 1, 1000 });
+ if (end < ist->prev_sub.subtitle.end_display_time) {
+ av_log(ist->st->codec, AV_LOG_DEBUG,
+ "Subtitle duration reduced from %d to %d\n",
+ ist->prev_sub.subtitle.end_display_time, end);
+ ist->prev_sub.subtitle.end_display_time = end;
+ }
+ }
+ FFSWAP(int64_t, pts, ist->prev_sub.pts);
+ FFSWAP(int, *got_output, ist->prev_sub.got_output);
+ FFSWAP(int, ret, ist->prev_sub.ret);
+ FFSWAP(AVSubtitle, subtitle, ist->prev_sub.subtitle);
+ }
+
+ if (!*got_output || !subtitle.num_rects)
return ret;
rate_emu_sleep(ist);
+ sub2video_update(ist, &subtitle, pkt->pts);
+
for (i = 0; i < nb_output_streams; i++) {
OutputStream *ost = output_streams[i];
if (!check_output_constraints(ist, ost) || !ost->encoding_needed)
continue;
- do_subtitle_out(output_files[ost->file_index]->ctx, ost, ist, &subtitle, pkt->pts);
+ do_subtitle_out(output_files[ost->file_index]->ctx, ost, ist, &subtitle, pts);
}
avsubtitle_free(&subtitle);
{
int ret = 0, i, j, k;
AVFormatContext *oc;
- AVCodecContext *codec, *icodec = NULL;
+ AVCodecContext *codec;
OutputStream *ost;
InputStream *ist;
char error[1024];
/* for each output stream, we compute the right encoding parameters */
for (i = 0; i < nb_output_streams; i++) {
+ AVCodecContext *icodec = NULL;
ost = output_streams[i];
oc = output_files[ost->file_index]->ctx;
ist = get_input_stream(ost);
}
if(ost->frame_rate.num)
- codec->time_base = (AVRational){ost->frame_rate.den, ost->frame_rate.num};
+ codec->time_base = av_inv_q(ost->frame_rate);
av_reduce(&codec->time_base.num, &codec->time_base.den,
codec->time_base.num, codec->time_base.den, INT_MAX);
codec->frame_size = icodec->frame_size;
codec->audio_service_type = icodec->audio_service_type;
codec->block_align = icodec->block_align;
- if((codec->block_align == 1 || codec->block_align == 1152) && codec->codec_id == CODEC_ID_MP3)
+ if((codec->block_align == 1 || codec->block_align == 1152) && codec->codec_id == AV_CODEC_ID_MP3)
codec->block_align= 0;
- if(codec->codec_id == CODEC_ID_AC3)
+ if(codec->codec_id == AV_CODEC_ID_AC3)
codec->block_align= 0;
break;
case AVMEDIA_TYPE_VIDEO:
codec->time_base = (AVRational){ 1, codec->sample_rate };
break;
case AVMEDIA_TYPE_VIDEO:
- codec->time_base = (AVRational){ost->frame_rate.den, ost->frame_rate.num};
+ codec->time_base = av_inv_q(ost->frame_rate);
if (ost->filter && !(codec->time_base.num && codec->time_base.den))
codec->time_base = ost->filter->filter->inputs[0]->time_base;
if ( av_q2d(codec->time_base) < 0.001 && video_sync_method != VSYNC_PASSTHROUGH
break;
case AVMEDIA_TYPE_SUBTITLE:
codec->time_base = (AVRational){1, 1000};
+ if (!codec->width) {
+ codec->width = input_streams[ost->source_index]->st->codec->width;
+ codec->height = input_streams[ost->source_index]->st->codec->height;
+ }
break;
default:
abort();
if ((ist = get_input_stream(ost)))
dec = ist->st->codec;
if (dec && dec->subtitle_header) {
- ost->st->codec->subtitle_header = av_malloc(dec->subtitle_header_size);
+ /* ASS code assumes this buffer is null terminated so add extra byte. */
+ ost->st->codec->subtitle_header = av_mallocz(dec->subtitle_header_size + 1);
if (!ost->st->codec->subtitle_header) {
ret = AVERROR(ENOMEM);
goto dump_format;
OutputFile *of = output_files[ost->file_index];
AVFormatContext *os = output_files[ost->file_index]->ctx;
- if (ost->is_past_recording_time ||
+ if (ost->finished ||
(os->pb && avio_tell(os->pb) >= of->limit_filesize))
continue;
if (ost->frame_number >= ost->max_frames) {
int j;
for (j = 0; j < of->ctx->nb_streams; j++)
- output_streams[of->ost_index + j]->is_past_recording_time = 1;
+ output_streams[of->ost_index + j]->finished = 1;
continue;
}
static int input_acceptable(InputStream *ist)
{
av_assert1(!ist->discard);
- return !input_files[ist->file_index]->unavailable &&
+ return !input_files[ist->file_index]->eagain &&
!input_files[ist->file_index]->eof_reached;
}
for (i = 0; i < nb_output_streams; i++)
nb_active_out -= output_streams[i]->unavailable =
- output_streams[i]->is_past_recording_time;
+ output_streams[i]->finished;
while (nb_active_out) {
opts_min = INT64_MAX;
ost_index = -1;
static int get_input_packet(InputFile *f, AVPacket *pkt)
{
#if HAVE_PTHREADS
- if (nb_input_files > 1)
- return get_input_packet_mt(f, pkt);
-#endif
- return av_read_frame(f->ctx, pkt);
-}
-
-/*
- * The following code is the main loop of the file converter
- */
-static int transcode(void)
-{
- int ret, i;
- AVFormatContext *is, *os;
- OutputStream *ost;
- InputStream *ist;
- int no_packet_count = 0;
- int64_t timer_start;
-
- ret = transcode_init();
- if (ret < 0)
- goto fail;
-
- if (stdin_interaction) {
- av_log(NULL, AV_LOG_INFO, "Press [q] to stop, [?] for help\n");
- }
-
- timer_start = av_gettime();
-
-#if HAVE_PTHREADS
- if ((ret = init_input_threads()) < 0)
- goto fail;
-#endif
-
- for (; received_sigterm == 0;) {
- int file_index, ist_index;
- AVPacket pkt;
- int64_t cur_time= av_gettime();
-
- /* if 'q' pressed, exits */
- if (stdin_interaction)
- if (check_keyboard_interaction(cur_time) < 0)
- break;
-
- /* check if there's any stream where output is still needed */
- if (!need_output()) {
- av_log(NULL, AV_LOG_VERBOSE, "No more output streams to write to, finishing.\n");
- break;
- }
-
- /* select the stream that we must read now */
- file_index = select_input_file();
- /* if none, if is finished */
- if (file_index == -2) {
- poll_filters() ;
- continue;
- }
- if (file_index < 0) {
- if (no_packet_count) {
- no_packet_count = 0;
- for (i = 0; i < nb_input_files; i++)
- input_files[i]->unavailable = 0;
- av_usleep(10000);
- continue;
- }
- av_log(NULL, AV_LOG_VERBOSE, "No more inputs to read from, finishing.\n");
- break;
- }
-
- is = input_files[file_index]->ctx;
- ret = get_input_packet(input_files[file_index], &pkt);
-
- if (ret == AVERROR(EAGAIN)) {
- input_files[file_index]->unavailable = 1;
- no_packet_count++;
- continue;
- }
- if (ret < 0) {
- if (ret != AVERROR_EOF) {
- print_error(is->filename, ret);
- if (exit_on_error)
- exit_program(1);
- }
- input_files[file_index]->eof_reached = 1;
-
- for (i = 0; i < input_files[file_index]->nb_streams; i++) {
- ist = input_streams[input_files[file_index]->ist_index + i];
- if (ist->decoding_needed)
- output_packet(ist, NULL);
- poll_filters();
- }
-
- if (opt_shortest)
- break;
- else
- continue;
- }
-
- no_packet_count = 0;
- for (i = 0; i < nb_input_files; i++)
- input_files[i]->unavailable = 0;
-
- if (do_pkt_dump) {
- av_pkt_dump_log2(NULL, AV_LOG_DEBUG, &pkt, do_hex_dump,
- is->streams[pkt.stream_index]);
- }
- /* the following test is needed in case new streams appear
- dynamically in stream : we ignore them */
- if (pkt.stream_index >= input_files[file_index]->nb_streams) {
- report_new_stream(file_index, &pkt);
- goto discard_packet;
- }
- ist_index = input_files[file_index]->ist_index + pkt.stream_index;
- ist = input_streams[ist_index];
- if (ist->discard)
- goto discard_packet;
-
- if(!ist->wrap_correction_done && input_files[file_index]->ctx->start_time != AV_NOPTS_VALUE && ist->st->pts_wrap_bits < 64){
- uint64_t stime = av_rescale_q(input_files[file_index]->ctx->start_time, AV_TIME_BASE_Q, ist->st->time_base);
- uint64_t stime2= stime + (1LL<<ist->st->pts_wrap_bits);
- ist->wrap_correction_done = 1;
- if(pkt.dts != AV_NOPTS_VALUE && pkt.dts > stime && pkt.dts - stime > stime2 - pkt.dts) {
- pkt.dts -= 1LL<<ist->st->pts_wrap_bits;
- ist->wrap_correction_done = 0;
- }
- if(pkt.pts != AV_NOPTS_VALUE && pkt.pts > stime && pkt.pts - stime > stime2 - pkt.pts) {
- pkt.pts -= 1LL<<ist->st->pts_wrap_bits;
- ist->wrap_correction_done = 0;
- }
- }
-
- if (pkt.dts != AV_NOPTS_VALUE)
- pkt.dts += av_rescale_q(input_files[ist->file_index]->ts_offset, AV_TIME_BASE_Q, ist->st->time_base);
- if (pkt.pts != AV_NOPTS_VALUE)
- pkt.pts += av_rescale_q(input_files[ist->file_index]->ts_offset, AV_TIME_BASE_Q, ist->st->time_base);
-
- if (pkt.pts != AV_NOPTS_VALUE)
- pkt.pts *= ist->ts_scale;
- if (pkt.dts != AV_NOPTS_VALUE)
- pkt.dts *= ist->ts_scale;
-
- if (debug_ts) {
- av_log(NULL, AV_LOG_INFO, "demuxer -> ist_index:%d type:%s "
- "next_dts:%s next_dts_time:%s next_pts:%s next_pts_time:%s pkt_pts:%s pkt_pts_time:%s pkt_dts:%s pkt_dts_time:%s off:%"PRId64"\n",
- ist_index, av_get_media_type_string(ist->st->codec->codec_type),
- av_ts2str(ist->next_dts), av_ts2timestr(ist->next_dts, &AV_TIME_BASE_Q),
- av_ts2str(ist->next_pts), av_ts2timestr(ist->next_pts, &AV_TIME_BASE_Q),
- av_ts2str(pkt.pts), av_ts2timestr(pkt.pts, &ist->st->time_base),
- av_ts2str(pkt.dts), av_ts2timestr(pkt.dts, &ist->st->time_base),
- input_files[ist->file_index]->ts_offset);
- }
-
- if (pkt.dts != AV_NOPTS_VALUE && ist->next_dts != AV_NOPTS_VALUE && !copy_ts) {
- int64_t pkt_dts = av_rescale_q(pkt.dts, ist->st->time_base, AV_TIME_BASE_Q);
- int64_t delta = pkt_dts - ist->next_dts;
- if (is->iformat->flags & AVFMT_TS_DISCONT) {
- if(delta < -1LL*dts_delta_threshold*AV_TIME_BASE ||
- (delta > 1LL*dts_delta_threshold*AV_TIME_BASE &&
- ist->st->codec->codec_type != AVMEDIA_TYPE_SUBTITLE) ||
- pkt_dts+1<ist->pts){
- input_files[ist->file_index]->ts_offset -= delta;
- av_log(NULL, AV_LOG_DEBUG,
- "timestamp discontinuity %"PRId64", new offset= %"PRId64"\n",
- delta, input_files[ist->file_index]->ts_offset);
- pkt.dts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
- if (pkt.pts != AV_NOPTS_VALUE)
- pkt.pts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
- }
- } else {
- if ( delta < -1LL*dts_error_threshold*AV_TIME_BASE ||
- (delta > 1LL*dts_error_threshold*AV_TIME_BASE && ist->st->codec->codec_type != AVMEDIA_TYPE_SUBTITLE) ||
- pkt_dts+1<ist->pts){
- av_log(NULL, AV_LOG_WARNING, "DTS %"PRId64", next:%"PRId64" st:%d invalid dropping\n", pkt.dts, ist->next_dts, pkt.stream_index);
- pkt.dts = AV_NOPTS_VALUE;
- }
- if (pkt.pts != AV_NOPTS_VALUE){
- int64_t pkt_pts = av_rescale_q(pkt.pts, ist->st->time_base, AV_TIME_BASE_Q);
- delta = pkt_pts - ist->next_dts;
- if ( delta < -1LL*dts_error_threshold*AV_TIME_BASE ||
- (delta > 1LL*dts_error_threshold*AV_TIME_BASE && ist->st->codec->codec_type != AVMEDIA_TYPE_SUBTITLE) ||
- pkt_pts+1<ist->pts) {
- av_log(NULL, AV_LOG_WARNING, "PTS %"PRId64", next:%"PRId64" invalid dropping st:%d\n", pkt.pts, ist->next_dts, pkt.stream_index);
- pkt.pts = AV_NOPTS_VALUE;
- }
- }
- }
- }
-
- // fprintf(stderr,"read #%d.%d size=%d\n", ist->file_index, ist->st->index, pkt.size);
- if ((ret = output_packet(ist, &pkt)) < 0 ||
- ((ret = poll_filters()) < 0 && ret != AVERROR_EOF)) {
- char buf[128];
- av_strerror(ret, buf, sizeof(buf));
- av_log(NULL, AV_LOG_ERROR, "Error while decoding stream #%d:%d: %s\n",
- ist->file_index, ist->st->index, buf);
- if (exit_on_error)
- exit_program(1);
- av_free_packet(&pkt);
- continue;
- }
-
- discard_packet:
- av_free_packet(&pkt);
-
- /* dump report by using the output first video and audio streams */
- print_report(0, timer_start, cur_time);
- }
-#if HAVE_PTHREADS
- free_input_threads();
-#endif
-
- /* at the end of stream, we must flush the decoder buffers */
- for (i = 0; i < nb_input_streams; i++) {
- ist = input_streams[i];
- if (!input_files[ist->file_index]->eof_reached && ist->decoding_needed) {
- output_packet(ist, NULL);
- }
- }
- poll_filters();
- flush_encoders();
-
- term_exit();
-
- /* write the trailer if needed and close file */
- for (i = 0; i < nb_output_files; i++) {
- os = output_files[i]->ctx;
- av_write_trailer(os);
- }
-
- /* dump report by using the first video and audio streams */
- print_report(1, timer_start, av_gettime());
-
- /* close each encoder */
- for (i = 0; i < nb_output_streams; i++) {
- ost = output_streams[i];
- if (ost->encoding_needed) {
- av_freep(&ost->st->codec->stats_in);
- avcodec_close(ost->st->codec);
- }
- }
-
- /* close each decoder */
- for (i = 0; i < nb_input_streams; i++) {
- ist = input_streams[i];
- if (ist->decoding_needed) {
- avcodec_close(ist->st->codec);
- }
- }
-
- /* finished ! */
- ret = 0;
-
- fail:
-#if HAVE_PTHREADS
- free_input_threads();
-#endif
-
- if (output_streams) {
- for (i = 0; i < nb_output_streams; i++) {
- ost = output_streams[i];
- if (ost) {
- if (ost->stream_copy)
- av_freep(&ost->st->codec->extradata);
- if (ost->logfile) {
- fclose(ost->logfile);
- ost->logfile = NULL;
- }
- av_freep(&ost->st->codec->subtitle_header);
- av_free(ost->forced_kf_pts);
- av_dict_free(&ost->opts);
- }
- }
- }
- return ret;
-}
-
-static int opt_frame_crop(const char *opt, const char *arg)
-{
- av_log(NULL, AV_LOG_FATAL, "Option '%s' has been removed, use the crop filter instead\n", opt);
- return AVERROR(EINVAL);
-}
-
-static int opt_pad(const char *opt, const char *arg)
-{
- av_log(NULL, AV_LOG_FATAL, "Option '%s' has been removed, use the pad filter instead\n", opt);
- return -1;
-}
-
-static int opt_video_channel(const char *opt, const char *arg)
-{
- av_log(NULL, AV_LOG_WARNING, "This option is deprecated, use -channel.\n");
- return opt_default("channel", arg);
-}
-
-static int opt_video_standard(const char *opt, const char *arg)
-{
- av_log(NULL, AV_LOG_WARNING, "This option is deprecated, use -standard.\n");
- return opt_default("standard", arg);
-}
-
-static int opt_audio_codec(OptionsContext *o, const char *opt, const char *arg)
-{
- audio_codec_name = arg;
- return parse_option(o, "codec:a", arg, options);
-}
-
-static int opt_video_codec(OptionsContext *o, const char *opt, const char *arg)
-{
- video_codec_name = arg;
- return parse_option(o, "codec:v", arg, options);
-}
-
-static int opt_subtitle_codec(OptionsContext *o, const char *opt, const char *arg)
-{
- subtitle_codec_name = arg;
- return parse_option(o, "codec:s", arg, options);
-}
-
-static int opt_data_codec(OptionsContext *o, const char *opt, const char *arg)
-{
- return parse_option(o, "codec:d", arg, options);
-}
-
-static int opt_map(OptionsContext *o, const char *opt, const char *arg)
-{
- StreamMap *m = NULL;
- int i, negative = 0, file_idx;
- int sync_file_idx = -1, sync_stream_idx = 0;
- char *p, *sync;
- char *map;
-
- if (*arg == '-') {
- negative = 1;
- arg++;
- }
- map = av_strdup(arg);
-
- /* parse sync stream first, just pick first matching stream */
- if (sync = strchr(map, ',')) {
- *sync = 0;
- sync_file_idx = strtol(sync + 1, &sync, 0);
- if (sync_file_idx >= nb_input_files || sync_file_idx < 0) {
- av_log(NULL, AV_LOG_FATAL, "Invalid sync file index: %d.\n", sync_file_idx);
- exit_program(1);
- }
- if (*sync)
- sync++;
- for (i = 0; i < input_files[sync_file_idx]->nb_streams; i++)
- if (check_stream_specifier(input_files[sync_file_idx]->ctx,
- input_files[sync_file_idx]->ctx->streams[i], sync) == 1) {
- sync_stream_idx = i;
- break;
- }
- if (i == input_files[sync_file_idx]->nb_streams) {
- av_log(NULL, AV_LOG_FATAL, "Sync stream specification in map %s does not "
- "match any streams.\n", arg);
- exit_program(1);
- }
- }
-
-
- if (map[0] == '[') {
- /* this mapping refers to lavfi output */
- const char *c = map + 1;
- o->stream_maps = grow_array(o->stream_maps, sizeof(*o->stream_maps),
- &o->nb_stream_maps, o->nb_stream_maps + 1);
- m = &o->stream_maps[o->nb_stream_maps - 1];
- m->linklabel = av_get_token(&c, "]");
- if (!m->linklabel) {
- av_log(NULL, AV_LOG_ERROR, "Invalid output link label: %s.\n", map);
- exit_program(1);
- }
- } else {
- file_idx = strtol(map, &p, 0);
- if (file_idx >= nb_input_files || file_idx < 0) {
- av_log(NULL, AV_LOG_FATAL, "Invalid input file index: %d.\n", file_idx);
- exit_program(1);
- }
- if (negative)
- /* disable some already defined maps */
- for (i = 0; i < o->nb_stream_maps; i++) {
- m = &o->stream_maps[i];
- if (file_idx == m->file_index &&
- check_stream_specifier(input_files[m->file_index]->ctx,
- input_files[m->file_index]->ctx->streams[m->stream_index],
- *p == ':' ? p + 1 : p) > 0)
- m->disabled = 1;
- }
- else
- for (i = 0; i < input_files[file_idx]->nb_streams; i++) {
- if (check_stream_specifier(input_files[file_idx]->ctx, input_files[file_idx]->ctx->streams[i],
- *p == ':' ? p + 1 : p) <= 0)
- continue;
- o->stream_maps = grow_array(o->stream_maps, sizeof(*o->stream_maps),
- &o->nb_stream_maps, o->nb_stream_maps + 1);
- m = &o->stream_maps[o->nb_stream_maps - 1];
-
- m->file_index = file_idx;
- m->stream_index = i;
-
- if (sync_file_idx >= 0) {
- m->sync_file_index = sync_file_idx;
- m->sync_stream_index = sync_stream_idx;
- } else {
- m->sync_file_index = file_idx;
- m->sync_stream_index = i;
- }
- }
- }
-
- if (!m) {
- av_log(NULL, AV_LOG_FATAL, "Stream map '%s' matches no streams.\n", arg);
- exit_program(1);
- }
-
- av_freep(&map);
- return 0;
-}
-
-static int opt_attach(OptionsContext *o, const char *opt, const char *arg)
-{
- o->attachments = grow_array(o->attachments, sizeof(*o->attachments),
- &o->nb_attachments, o->nb_attachments + 1);
- o->attachments[o->nb_attachments - 1] = arg;
- return 0;
-}
-
-static int opt_map_channel(OptionsContext *o, const char *opt, const char *arg)
-{
- int n;
- AVStream *st;
- AudioChannelMap *m;
-
- o->audio_channel_maps =
- grow_array(o->audio_channel_maps, sizeof(*o->audio_channel_maps),
- &o->nb_audio_channel_maps, o->nb_audio_channel_maps + 1);
- m = &o->audio_channel_maps[o->nb_audio_channel_maps - 1];
-
- /* muted channel syntax */
- n = sscanf(arg, "%d:%d.%d", &m->channel_idx, &m->ofile_idx, &m->ostream_idx);
- if ((n == 1 || n == 3) && m->channel_idx == -1) {
- m->file_idx = m->stream_idx = -1;
- if (n == 1)
- m->ofile_idx = m->ostream_idx = -1;
- return 0;
- }
-
- /* normal syntax */
- n = sscanf(arg, "%d.%d.%d:%d.%d",
- &m->file_idx, &m->stream_idx, &m->channel_idx,
- &m->ofile_idx, &m->ostream_idx);
-
- if (n != 3 && n != 5) {
- av_log(NULL, AV_LOG_FATAL, "Syntax error, mapchan usage: "
- "[file.stream.channel|-1][:syncfile:syncstream]\n");
- exit_program(1);
- }
-
- if (n != 5) // only file.stream.channel specified
- m->ofile_idx = m->ostream_idx = -1;
-
- /* check input */
- if (m->file_idx < 0 || m->file_idx >= nb_input_files) {
- av_log(NULL, AV_LOG_FATAL, "mapchan: invalid input file index: %d\n",
- m->file_idx);
- exit_program(1);
- }
- if (m->stream_idx < 0 ||
- m->stream_idx >= input_files[m->file_idx]->nb_streams) {
- av_log(NULL, AV_LOG_FATAL, "mapchan: invalid input file stream index #%d.%d\n",
- m->file_idx, m->stream_idx);
- exit_program(1);
- }
- st = input_files[m->file_idx]->ctx->streams[m->stream_idx];
- if (st->codec->codec_type != AVMEDIA_TYPE_AUDIO) {
- av_log(NULL, AV_LOG_FATAL, "mapchan: stream #%d.%d is not an audio stream.\n",
- m->file_idx, m->stream_idx);
- exit_program(1);
- }
- if (m->channel_idx < 0 || m->channel_idx >= st->codec->channels) {
- av_log(NULL, AV_LOG_FATAL, "mapchan: invalid audio channel #%d.%d.%d\n",
- m->file_idx, m->stream_idx, m->channel_idx);
- exit_program(1);
- }
- return 0;
-}
-
-/**
- * Parse a metadata specifier in arg.
- * @param type metadata type is written here -- g(lobal)/s(tream)/c(hapter)/p(rogram)
- * @param index for type c/p, chapter/program index is written here
- * @param stream_spec for type s, the stream specifier is written here
- */
-static void parse_meta_type(char *arg, char *type, int *index, const char **stream_spec)
-{
- if (*arg) {
- *type = *arg;
- switch (*arg) {
- case 'g':
- break;
- case 's':
- if (*(++arg) && *arg != ':') {
- av_log(NULL, AV_LOG_FATAL, "Invalid metadata specifier %s.\n", arg);
- exit_program(1);
- }
- *stream_spec = *arg == ':' ? arg + 1 : "";
- break;
- case 'c':
- case 'p':
- if (*(++arg) == ':')
- *index = strtol(++arg, NULL, 0);
- break;
- default:
- av_log(NULL, AV_LOG_FATAL, "Invalid metadata type %c.\n", *arg);
- exit_program(1);
- }
- } else
- *type = 'g';
-}
-
-static int copy_metadata(char *outspec, char *inspec, AVFormatContext *oc, AVFormatContext *ic, OptionsContext *o)
-{
- AVDictionary **meta_in = NULL;
- AVDictionary **meta_out = NULL;
- int i, ret = 0;
- char type_in, type_out;
- const char *istream_spec = NULL, *ostream_spec = NULL;
- int idx_in = 0, idx_out = 0;
-
- parse_meta_type(inspec, &type_in, &idx_in, &istream_spec);
- parse_meta_type(outspec, &type_out, &idx_out, &ostream_spec);
-
- if (!ic) {
- if (type_out == 'g' || !*outspec)
- o->metadata_global_manual = 1;
- if (type_out == 's' || !*outspec)
- o->metadata_streams_manual = 1;
- if (type_out == 'c' || !*outspec)
- o->metadata_chapters_manual = 1;
- return 0;
- }
-
- if (type_in == 'g' || type_out == 'g')
- o->metadata_global_manual = 1;
- if (type_in == 's' || type_out == 's')
- o->metadata_streams_manual = 1;
- if (type_in == 'c' || type_out == 'c')
- o->metadata_chapters_manual = 1;
-
-#define METADATA_CHECK_INDEX(index, nb_elems, desc)\
- if ((index) < 0 || (index) >= (nb_elems)) {\
- av_log(NULL, AV_LOG_FATAL, "Invalid %s index %d while processing metadata maps.\n",\
- (desc), (index));\
- exit_program(1);\
- }
-
-#define SET_DICT(type, meta, context, index)\
- switch (type) {\
- case 'g':\
- meta = &context->metadata;\
- break;\
- case 'c':\
- METADATA_CHECK_INDEX(index, context->nb_chapters, "chapter")\
- meta = &context->chapters[index]->metadata;\
- break;\
- case 'p':\
- METADATA_CHECK_INDEX(index, context->nb_programs, "program")\
- meta = &context->programs[index]->metadata;\
- break;\
- default: av_assert0(0);\
- }\
-
- SET_DICT(type_in, meta_in, ic, idx_in);
- SET_DICT(type_out, meta_out, oc, idx_out);
-
- /* for input streams choose first matching stream */
- if (type_in == 's') {
- for (i = 0; i < ic->nb_streams; i++) {
- if ((ret = check_stream_specifier(ic, ic->streams[i], istream_spec)) > 0) {
- meta_in = &ic->streams[i]->metadata;
- break;
- } else if (ret < 0)
- exit_program(1);
- }
- if (!meta_in) {
- av_log(NULL, AV_LOG_FATAL, "Stream specifier %s does not match any streams.\n", istream_spec);
- exit_program(1);
- }
- }
-
- if (type_out == 's') {
- for (i = 0; i < oc->nb_streams; i++) {
- if ((ret = check_stream_specifier(oc, oc->streams[i], ostream_spec)) > 0) {
- meta_out = &oc->streams[i]->metadata;
- av_dict_copy(meta_out, *meta_in, AV_DICT_DONT_OVERWRITE);
- } else if (ret < 0)
- exit_program(1);
- }
- } else
- av_dict_copy(meta_out, *meta_in, AV_DICT_DONT_OVERWRITE);
-
- return 0;
-}
-
-static int opt_recording_timestamp(OptionsContext *o, const char *opt, const char *arg)
-{
- char buf[128];
- int64_t recording_timestamp = parse_time_or_die(opt, arg, 0) / 1E6;
- struct tm time = *gmtime((time_t*)&recording_timestamp);
- strftime(buf, sizeof(buf), "creation_time=%FT%T%z", &time);
- parse_option(o, "metadata", buf, options);
-
- av_log(NULL, AV_LOG_WARNING, "%s is deprecated, set the 'creation_time' metadata "
- "tag instead.\n", opt);
- return 0;
-}
-
-static AVCodec *find_codec_or_die(const char *name, enum AVMediaType type, int encoder)
-{
- const char *codec_string = encoder ? "encoder" : "decoder";
- AVCodec *codec;
-
- codec = encoder ?
- avcodec_find_encoder_by_name(name) :
- avcodec_find_decoder_by_name(name);
- if (!codec) {
- av_log(NULL, AV_LOG_FATAL, "Unknown %s '%s'\n", codec_string, name);
- exit_program(1);
- }
- if (codec->type != type) {
- av_log(NULL, AV_LOG_FATAL, "Invalid %s type '%s'\n", codec_string, name);
- exit_program(1);
- }
- return codec;
-}
-
-static AVCodec *choose_decoder(OptionsContext *o, AVFormatContext *s, AVStream *st)
-{
- char *codec_name = NULL;
-
- MATCH_PER_STREAM_OPT(codec_names, str, codec_name, s, st);
- if (codec_name) {
- AVCodec *codec = find_codec_or_die(codec_name, st->codec->codec_type, 0);
- st->codec->codec_id = codec->id;
- return codec;
- } else
- return avcodec_find_decoder(st->codec->codec_id);
-}
-
-/**
- * Add all the streams from the given input file to the global
- * list of input streams.
- */
-static void add_input_streams(OptionsContext *o, AVFormatContext *ic)
-{
- int i;
- char *next, *codec_tag = NULL;
-
- for (i = 0; i < ic->nb_streams; i++) {
- AVStream *st = ic->streams[i];
- AVCodecContext *dec = st->codec;
- InputStream *ist = av_mallocz(sizeof(*ist));
- char *framerate = NULL;
-
- if (!ist)
- exit_program(1);
-
- input_streams = grow_array(input_streams, sizeof(*input_streams), &nb_input_streams, nb_input_streams + 1);
- input_streams[nb_input_streams - 1] = ist;
-
- ist->st = st;
- ist->file_index = nb_input_files;
- ist->discard = 1;
- st->discard = AVDISCARD_ALL;
- ist->opts = filter_codec_opts(codec_opts, ist->st->codec->codec_id, ic, st, choose_decoder(o, ic, st));
-
- ist->ts_scale = 1.0;
- MATCH_PER_STREAM_OPT(ts_scale, dbl, ist->ts_scale, ic, st);
-
- MATCH_PER_STREAM_OPT(codec_tags, str, codec_tag, ic, st);
- if (codec_tag) {
- uint32_t tag = strtol(codec_tag, &next, 0);
- if (*next)
- tag = AV_RL32(codec_tag);
- st->codec->codec_tag = tag;
- }
-
- ist->dec = choose_decoder(o, ic, st);
-
- switch (dec->codec_type) {
- case AVMEDIA_TYPE_VIDEO:
- if(!ist->dec)
- ist->dec = avcodec_find_decoder(dec->codec_id);
- if (dec->lowres) {
- dec->flags |= CODEC_FLAG_EMU_EDGE;
- }
-
- ist->resample_height = dec->height;
- ist->resample_width = dec->width;
- ist->resample_pix_fmt = dec->pix_fmt;
-
- MATCH_PER_STREAM_OPT(frame_rates, str, framerate, ic, st);
- if (framerate && av_parse_video_rate(&ist->framerate,
- framerate) < 0) {
- av_log(NULL, AV_LOG_ERROR, "Error parsing framerate %s.\n",
- framerate);
- exit_program(1);
- }
-
- ist->top_field_first = -1;
- MATCH_PER_STREAM_OPT(top_field_first, i, ist->top_field_first, ic, st);
-
- break;
- case AVMEDIA_TYPE_AUDIO:
- guess_input_channel_layout(ist);
-
- ist->resample_sample_fmt = dec->sample_fmt;
- ist->resample_sample_rate = dec->sample_rate;
- ist->resample_channels = dec->channels;
- ist->resample_channel_layout = dec->channel_layout;
-
- break;
- case AVMEDIA_TYPE_DATA:
- case AVMEDIA_TYPE_SUBTITLE:
- if(!ist->dec)
- ist->dec = avcodec_find_decoder(dec->codec_id);
- break;
- case AVMEDIA_TYPE_ATTACHMENT:
- case AVMEDIA_TYPE_UNKNOWN:
- break;
- default:
- abort();
- }
- }
-}
-
-static void assert_file_overwrite(const char *filename)
-{
- if ((!file_overwrite || no_file_overwrite) &&
- (strchr(filename, ':') == NULL || filename[1] == ':' ||
- av_strstart(filename, "file:", NULL))) {
- if (avio_check(filename, 0) == 0) {
- if (stdin_interaction && (!no_file_overwrite || file_overwrite)) {
- fprintf(stderr,"File '%s' already exists. Overwrite ? [y/N] ", filename);
- fflush(stderr);
- term_exit();
- signal(SIGINT, SIG_DFL);
- if (!read_yesno()) {
- av_log(NULL, AV_LOG_FATAL, "Not overwriting - exiting\n");
- exit_program(1);
- }
- term_init();
- }
- else {
- av_log(NULL, AV_LOG_FATAL, "File '%s' already exists. Exiting.\n", filename);
- exit_program(1);
- }
- }
- }
-}
-
-static void dump_attachment(AVStream *st, const char *filename)
-{
- int ret;
- AVIOContext *out = NULL;
- AVDictionaryEntry *e;
-
- if (!st->codec->extradata_size) {
- av_log(NULL, AV_LOG_WARNING, "No extradata to dump in stream #%d:%d.\n",
- nb_input_files - 1, st->index);
- return;
- }
- if (!*filename && (e = av_dict_get(st->metadata, "filename", NULL, 0)))
- filename = e->value;
- if (!*filename) {
- av_log(NULL, AV_LOG_FATAL, "No filename specified and no 'filename' tag"
- "in stream #%d:%d.\n", nb_input_files - 1, st->index);
- exit_program(1);
- }
-
- assert_file_overwrite(filename);
-
- if ((ret = avio_open2(&out, filename, AVIO_FLAG_WRITE, &int_cb, NULL)) < 0) {
- av_log(NULL, AV_LOG_FATAL, "Could not open file %s for writing.\n",
- filename);
- exit_program(1);
- }
-
- avio_write(out, st->codec->extradata, st->codec->extradata_size);
- avio_flush(out);
- avio_close(out);
-}
-
-static int opt_input_file(OptionsContext *o, const char *opt, const char *filename)
-{
- AVFormatContext *ic;
- AVInputFormat *file_iformat = NULL;
- int err, i, ret;
- int64_t timestamp;
- uint8_t buf[128];
- AVDictionary **opts;
- int orig_nb_streams; // number of streams before avformat_find_stream_info
-
- if (o->format) {
- if (!(file_iformat = av_find_input_format(o->format))) {
- av_log(NULL, AV_LOG_FATAL, "Unknown input format: '%s'\n", o->format);
- exit_program(1);
- }
- }
-
- if (!strcmp(filename, "-"))
- filename = "pipe:";
-
- stdin_interaction &= strncmp(filename, "pipe:", 5) &&
- strcmp(filename, "/dev/stdin");
-
- /* get default parameters from command line */
- ic = avformat_alloc_context();
- if (!ic) {
- print_error(filename, AVERROR(ENOMEM));
- exit_program(1);
- }
- if (o->nb_audio_sample_rate) {
- snprintf(buf, sizeof(buf), "%d", o->audio_sample_rate[o->nb_audio_sample_rate - 1].u.i);
- av_dict_set(&format_opts, "sample_rate", buf, 0);
- }
- if (o->nb_audio_channels) {
- /* because we set audio_channels based on both the "ac" and
- * "channel_layout" options, we need to check that the specified
- * demuxer actually has the "channels" option before setting it */
- if (file_iformat && file_iformat->priv_class &&
- av_opt_find(&file_iformat->priv_class, "channels", NULL, 0,
- AV_OPT_SEARCH_FAKE_OBJ)) {
- snprintf(buf, sizeof(buf), "%d",
- o->audio_channels[o->nb_audio_channels - 1].u.i);
- av_dict_set(&format_opts, "channels", buf, 0);
- }
- }
- if (o->nb_frame_rates) {
- /* set the format-level framerate option;
- * this is important for video grabbers, e.g. x11 */
- if (file_iformat && file_iformat->priv_class &&
- av_opt_find(&file_iformat->priv_class, "framerate", NULL, 0,
- AV_OPT_SEARCH_FAKE_OBJ)) {
- av_dict_set(&format_opts, "framerate",
- o->frame_rates[o->nb_frame_rates - 1].u.str, 0);
- }
- }
- if (o->nb_frame_sizes) {
- av_dict_set(&format_opts, "video_size", o->frame_sizes[o->nb_frame_sizes - 1].u.str, 0);
- }
- if (o->nb_frame_pix_fmts)
- av_dict_set(&format_opts, "pixel_format", o->frame_pix_fmts[o->nb_frame_pix_fmts - 1].u.str, 0);
-
- ic->video_codec_id = video_codec_name ?
- find_codec_or_die(video_codec_name , AVMEDIA_TYPE_VIDEO , 0)->id : CODEC_ID_NONE;
- ic->audio_codec_id = audio_codec_name ?
- find_codec_or_die(audio_codec_name , AVMEDIA_TYPE_AUDIO , 0)->id : CODEC_ID_NONE;
- ic->subtitle_codec_id= subtitle_codec_name ?
- find_codec_or_die(subtitle_codec_name, AVMEDIA_TYPE_SUBTITLE, 0)->id : CODEC_ID_NONE;
- ic->flags |= AVFMT_FLAG_NONBLOCK;
- ic->interrupt_callback = int_cb;
-
- /* open the input file with generic avformat function */
- err = avformat_open_input(&ic, filename, file_iformat, &format_opts);
- if (err < 0) {
- print_error(filename, err);
- exit_program(1);
- }
- assert_avoptions(format_opts);
-
- /* apply forced codec ids */
- for (i = 0; i < ic->nb_streams; i++)
- choose_decoder(o, ic, ic->streams[i]);
-
- /* Set AVCodecContext options for avformat_find_stream_info */
- opts = setup_find_stream_info_opts(ic, codec_opts);
- orig_nb_streams = ic->nb_streams;
-
- /* If not enough info to get the stream parameters, we decode the
- first frames to get it. (used in mpeg case for example) */
- ret = avformat_find_stream_info(ic, opts);
- if (ret < 0) {
- av_log(NULL, AV_LOG_FATAL, "%s: could not find codec parameters\n", filename);
- avformat_close_input(&ic);
- exit_program(1);
- }
-
- timestamp = o->start_time;
- /* add the stream start time */
- if (ic->start_time != AV_NOPTS_VALUE)
- timestamp += ic->start_time;
-
- /* if seeking requested, we execute it */
- if (o->start_time != 0) {
- ret = av_seek_frame(ic, -1, timestamp, AVSEEK_FLAG_BACKWARD);
- if (ret < 0) {
- av_log(NULL, AV_LOG_WARNING, "%s: could not seek to position %0.3f\n",
- filename, (double)timestamp / AV_TIME_BASE);
- }
- }
-
- /* update the current parameters so that they match the one of the input stream */
- add_input_streams(o, ic);
-
- /* dump the file content */
- av_dump_format(ic, nb_input_files, filename, 0);
-
- input_files = grow_array(input_files, sizeof(*input_files), &nb_input_files, nb_input_files + 1);
- if (!(input_files[nb_input_files - 1] = av_mallocz(sizeof(*input_files[0]))))
- exit_program(1);
-
- input_files[nb_input_files - 1]->ctx = ic;
- input_files[nb_input_files - 1]->ist_index = nb_input_streams - ic->nb_streams;
- input_files[nb_input_files - 1]->ts_offset = o->input_ts_offset - (copy_ts ? 0 : timestamp);
- input_files[nb_input_files - 1]->nb_streams = ic->nb_streams;
- input_files[nb_input_files - 1]->rate_emu = o->rate_emu;
-
- for (i = 0; i < o->nb_dump_attachment; i++) {
- int j;
-
- for (j = 0; j < ic->nb_streams; j++) {
- AVStream *st = ic->streams[j];
-
- if (check_stream_specifier(ic, st, o->dump_attachment[i].specifier) == 1)
- dump_attachment(st, o->dump_attachment[i].u.str);
- }
- }
-
- for (i = 0; i < orig_nb_streams; i++)
- av_dict_free(&opts[i]);
- av_freep(&opts);
-
- reset_options(o, 1);
- return 0;
-}
-
-static uint8_t *get_line(AVIOContext *s)
-{
- AVIOContext *line;
- uint8_t *buf;
- char c;
-
- if (avio_open_dyn_buf(&line) < 0) {
- av_log(NULL, AV_LOG_FATAL, "Could not alloc buffer for reading preset.\n");
- exit_program(1);
- }
-
- while ((c = avio_r8(s)) && c != '\n')
- avio_w8(line, c);
- avio_w8(line, 0);
- avio_close_dyn_buf(line, &buf);
-
- return buf;
-}
-
-static int get_preset_file_2(const char *preset_name, const char *codec_name, AVIOContext **s)
-{
- int i, ret = 1;
- char filename[1000];
- const char *base[3] = { getenv("AVCONV_DATADIR"),
- getenv("HOME"),
- AVCONV_DATADIR,
- };
-
- for (i = 0; i < FF_ARRAY_ELEMS(base) && ret; i++) {
- if (!base[i])
- continue;
- if (codec_name) {
- snprintf(filename, sizeof(filename), "%s%s/%s-%s.avpreset", base[i],
- i != 1 ? "" : "/.avconv", codec_name, preset_name);
- ret = avio_open2(s, filename, AVIO_FLAG_READ, &int_cb, NULL);
- }
- if (ret) {
- snprintf(filename, sizeof(filename), "%s%s/%s.avpreset", base[i],
- i != 1 ? "" : "/.avconv", preset_name);
- ret = avio_open2(s, filename, AVIO_FLAG_READ, &int_cb, NULL);
- }
- }
- return ret;
-}
-
-static void choose_encoder(OptionsContext *o, AVFormatContext *s, OutputStream *ost)
-{
- char *codec_name = NULL;
-
- MATCH_PER_STREAM_OPT(codec_names, str, codec_name, s, ost->st);
- if (!codec_name) {
- ost->st->codec->codec_id = av_guess_codec(s->oformat, NULL, s->filename,
- NULL, ost->st->codec->codec_type);
- ost->enc = avcodec_find_encoder(ost->st->codec->codec_id);
- } else if (!strcmp(codec_name, "copy"))
- ost->stream_copy = 1;
- else {
- ost->enc = find_codec_or_die(codec_name, ost->st->codec->codec_type, 1);
- ost->st->codec->codec_id = ost->enc->id;
- }
-}
-
-static OutputStream *new_output_stream(OptionsContext *o, AVFormatContext *oc, enum AVMediaType type, int source_index)
-{
- OutputStream *ost;
- AVStream *st = avformat_new_stream(oc, NULL);
- int idx = oc->nb_streams - 1, ret = 0;
- char *bsf = NULL, *next, *codec_tag = NULL;
- AVBitStreamFilterContext *bsfc, *bsfc_prev = NULL;
- double qscale = -1;
- char *buf = NULL, *arg = NULL, *preset = NULL;
- AVIOContext *s = NULL;
-
- if (!st) {
- av_log(NULL, AV_LOG_FATAL, "Could not alloc stream.\n");
- exit_program(1);
- }
-
- if (oc->nb_streams - 1 < o->nb_streamid_map)
- st->id = o->streamid_map[oc->nb_streams - 1];
-
- output_streams = grow_array(output_streams, sizeof(*output_streams), &nb_output_streams,
- nb_output_streams + 1);
- if (!(ost = av_mallocz(sizeof(*ost))))
- exit_program(1);
- output_streams[nb_output_streams - 1] = ost;
-
- ost->file_index = nb_output_files;
- ost->index = idx;
- ost->st = st;
- st->codec->codec_type = type;
- choose_encoder(o, oc, ost);
- if (ost->enc) {
- ost->opts = filter_codec_opts(codec_opts, ost->enc->id, oc, st, ost->enc);
- }
-
- avcodec_get_context_defaults3(st->codec, ost->enc);
- st->codec->codec_type = type; // XXX hack, avcodec_get_context_defaults2() sets type to unknown for stream copy
-
- MATCH_PER_STREAM_OPT(presets, str, preset, oc, st);
- if (preset && (!(ret = get_preset_file_2(preset, ost->enc->name, &s)))) {
- do {
- buf = get_line(s);
- if (!buf[0] || buf[0] == '#') {
- av_free(buf);
- continue;
- }
- if (!(arg = strchr(buf, '='))) {
- av_log(NULL, AV_LOG_FATAL, "Invalid line found in the preset file.\n");
- exit_program(1);
- }
- *arg++ = 0;
- av_dict_set(&ost->opts, buf, arg, AV_DICT_DONT_OVERWRITE);
- av_free(buf);
- } while (!s->eof_reached);
- avio_close(s);
- }
- if (ret) {
- av_log(NULL, AV_LOG_FATAL,
- "Preset %s specified for stream %d:%d, but could not be opened.\n",
- preset, ost->file_index, ost->index);
- exit_program(1);
- }
-
- ost->max_frames = INT64_MAX;
- MATCH_PER_STREAM_OPT(max_frames, i64, ost->max_frames, oc, st);
-
- MATCH_PER_STREAM_OPT(bitstream_filters, str, bsf, oc, st);
- while (bsf) {
- if (next = strchr(bsf, ','))
- *next++ = 0;
- if (!(bsfc = av_bitstream_filter_init(bsf))) {
- av_log(NULL, AV_LOG_FATAL, "Unknown bitstream filter %s\n", bsf);
- exit_program(1);
- }
- if (bsfc_prev)
- bsfc_prev->next = bsfc;
- else
- ost->bitstream_filters = bsfc;
-
- bsfc_prev = bsfc;
- bsf = next;
- }
-
- MATCH_PER_STREAM_OPT(codec_tags, str, codec_tag, oc, st);
- if (codec_tag) {
- uint32_t tag = strtol(codec_tag, &next, 0);
- if (*next)
- tag = AV_RL32(codec_tag);
- st->codec->codec_tag = tag;
- }
-
- MATCH_PER_STREAM_OPT(qscale, dbl, qscale, oc, st);
- if (qscale >= 0 || same_quant) {
- st->codec->flags |= CODEC_FLAG_QSCALE;
- st->codec->global_quality = FF_QP2LAMBDA * qscale;
- }
-
- if (oc->oformat->flags & AVFMT_GLOBALHEADER)
- st->codec->flags |= CODEC_FLAG_GLOBAL_HEADER;
-
- av_opt_get_int(sws_opts, "sws_flags", 0, &ost->sws_flags);
- av_opt_get_int (swr_opts, "dither_method", 0, &ost->swr_dither_method);
- av_opt_get_double(swr_opts, "dither_scale" , 0, &ost->swr_dither_scale);
-
- ost->source_index = source_index;
- if (source_index >= 0) {
- ost->sync_ist = input_streams[source_index];
- input_streams[source_index]->discard = 0;
- input_streams[source_index]->st->discard = AVDISCARD_NONE;
- }
-
- return ost;
-}
-
-static void parse_matrix_coeffs(uint16_t *dest, const char *str)
-{
- int i;
- const char *p = str;
- for (i = 0;; i++) {
- dest[i] = atoi(p);
- if (i == 63)
- break;
- p = strchr(p, ',');
- if (!p) {
- av_log(NULL, AV_LOG_FATAL, "Syntax error in matrix \"%s\" at coeff %d\n", str, i);
- exit_program(1);
- }
- p++;
- }
-}
-
-static OutputStream *new_video_stream(OptionsContext *o, AVFormatContext *oc, int source_index)
-{
- AVStream *st;
- OutputStream *ost;
- AVCodecContext *video_enc;
- char *frame_rate = NULL;
-
- ost = new_output_stream(o, oc, AVMEDIA_TYPE_VIDEO, source_index);
- st = ost->st;
- video_enc = st->codec;
-
- MATCH_PER_STREAM_OPT(frame_rates, str, frame_rate, oc, st);
- if (frame_rate && av_parse_video_rate(&ost->frame_rate, frame_rate) < 0) {
- av_log(NULL, AV_LOG_FATAL, "Invalid framerate value: %s\n", frame_rate);
- exit_program(1);
- }
-
- if (!ost->stream_copy) {
- const char *p = NULL;
- char *frame_size = NULL;
- char *frame_aspect_ratio = NULL, *frame_pix_fmt = NULL;
- char *intra_matrix = NULL, *inter_matrix = NULL;
- const char *filters = "null";
- int i;
-
- MATCH_PER_STREAM_OPT(frame_sizes, str, frame_size, oc, st);
- if (frame_size && av_parse_video_size(&video_enc->width, &video_enc->height, frame_size) < 0) {
- av_log(NULL, AV_LOG_FATAL, "Invalid frame size: %s.\n", frame_size);
- exit_program(1);
- }
-
- MATCH_PER_STREAM_OPT(frame_aspect_ratios, str, frame_aspect_ratio, oc, st);
- if (frame_aspect_ratio) {
- AVRational q;
- if (av_parse_ratio(&q, frame_aspect_ratio, 255, 0, NULL) < 0 ||
- q.num <= 0 || q.den <= 0) {
- av_log(NULL, AV_LOG_FATAL, "Invalid aspect ratio: %s\n", frame_aspect_ratio);
- exit_program(1);
- }
- ost->frame_aspect_ratio = av_q2d(q);
- }
-
- video_enc->bits_per_raw_sample = frame_bits_per_raw_sample;
- MATCH_PER_STREAM_OPT(frame_pix_fmts, str, frame_pix_fmt, oc, st);
- if (frame_pix_fmt && *frame_pix_fmt == '+') {
- ost->keep_pix_fmt = 1;
- if (!*++frame_pix_fmt)
- frame_pix_fmt = NULL;
- }
- if (frame_pix_fmt && (video_enc->pix_fmt = av_get_pix_fmt(frame_pix_fmt)) == PIX_FMT_NONE) {
- av_log(NULL, AV_LOG_FATAL, "Unknown pixel format requested: %s.\n", frame_pix_fmt);
- exit_program(1);
- }
- st->sample_aspect_ratio = video_enc->sample_aspect_ratio;
-
- if (intra_only)
- video_enc->gop_size = 0;
- MATCH_PER_STREAM_OPT(intra_matrices, str, intra_matrix, oc, st);
- if (intra_matrix) {
- if (!(video_enc->intra_matrix = av_mallocz(sizeof(*video_enc->intra_matrix) * 64))) {
- av_log(NULL, AV_LOG_FATAL, "Could not allocate memory for intra matrix.\n");
- exit_program(1);
- }
- parse_matrix_coeffs(video_enc->intra_matrix, intra_matrix);
- }
- MATCH_PER_STREAM_OPT(inter_matrices, str, inter_matrix, oc, st);
- if (inter_matrix) {
- if (!(video_enc->inter_matrix = av_mallocz(sizeof(*video_enc->inter_matrix) * 64))) {
- av_log(NULL, AV_LOG_FATAL, "Could not allocate memory for inter matrix.\n");
- exit_program(1);
- }
- parse_matrix_coeffs(video_enc->inter_matrix, inter_matrix);
- }
-
- MATCH_PER_STREAM_OPT(rc_overrides, str, p, oc, st);
- for (i = 0; p; i++) {
- int start, end, q;
- int e = sscanf(p, "%d,%d,%d", &start, &end, &q);
- if (e != 3) {
- av_log(NULL, AV_LOG_FATAL, "error parsing rc_override\n");
- exit_program(1);
- }
- /* FIXME realloc failure */
- video_enc->rc_override =
- av_realloc(video_enc->rc_override,
- sizeof(RcOverride) * (i + 1));
- video_enc->rc_override[i].start_frame = start;
- video_enc->rc_override[i].end_frame = end;
- if (q > 0) {
- video_enc->rc_override[i].qscale = q;
- video_enc->rc_override[i].quality_factor = 1.0;
- }
- else {
- video_enc->rc_override[i].qscale = 0;
- video_enc->rc_override[i].quality_factor = -q/100.0;
- }
- p = strchr(p, '/');
- if (p) p++;
- }
- video_enc->rc_override_count = i;
- if (!video_enc->rc_initial_buffer_occupancy)
- video_enc->rc_initial_buffer_occupancy = video_enc->rc_buffer_size * 3 / 4;
- video_enc->intra_dc_precision = intra_dc_precision - 8;
-
- if (do_psnr)
- video_enc->flags|= CODEC_FLAG_PSNR;
-
- /* two pass mode */
- if (do_pass) {
- if (do_pass & 1) {
- video_enc->flags |= CODEC_FLAG_PASS1;
- }
- if (do_pass & 2) {
- video_enc->flags |= CODEC_FLAG_PASS2;
- }
- }
-
- MATCH_PER_STREAM_OPT(forced_key_frames, str, ost->forced_keyframes, oc, st);
- if (ost->forced_keyframes)
- ost->forced_keyframes = av_strdup(ost->forced_keyframes);
-
- MATCH_PER_STREAM_OPT(force_fps, i, ost->force_fps, oc, st);
-
- ost->top_field_first = -1;
- MATCH_PER_STREAM_OPT(top_field_first, i, ost->top_field_first, oc, st);
-
- MATCH_PER_STREAM_OPT(filters, str, filters, oc, st);
- ost->avfilter = av_strdup(filters);
- } else {
- MATCH_PER_STREAM_OPT(copy_initial_nonkeyframes, i, ost->copy_initial_nonkeyframes, oc ,st);
- }
-
- return ost;
-}
-
-static OutputStream *new_audio_stream(OptionsContext *o, AVFormatContext *oc, int source_index)
-{
- int n;
- AVStream *st;
- OutputStream *ost;
- AVCodecContext *audio_enc;
-
- ost = new_output_stream(o, oc, AVMEDIA_TYPE_AUDIO, source_index);
- st = ost->st;
-
- audio_enc = st->codec;
- audio_enc->codec_type = AVMEDIA_TYPE_AUDIO;
-
- if (!ost->stream_copy) {
- char *sample_fmt = NULL;
- const char *filters = "anull";
-
- MATCH_PER_STREAM_OPT(audio_channels, i, audio_enc->channels, oc, st);
-
- MATCH_PER_STREAM_OPT(sample_fmts, str, sample_fmt, oc, st);
- if (sample_fmt &&
- (audio_enc->sample_fmt = av_get_sample_fmt(sample_fmt)) == AV_SAMPLE_FMT_NONE) {
- av_log(NULL, AV_LOG_FATAL, "Invalid sample format '%s'\n", sample_fmt);
- exit_program(1);
- }
-
- MATCH_PER_STREAM_OPT(audio_sample_rate, i, audio_enc->sample_rate, oc, st);
-
- MATCH_PER_STREAM_OPT(filters, str, filters, oc, st);
-
- av_assert1(filters);
- ost->avfilter = av_strdup(filters);
-
- /* check for channel mapping for this audio stream */
- for (n = 0; n < o->nb_audio_channel_maps; n++) {
- AudioChannelMap *map = &o->audio_channel_maps[n];
- InputStream *ist = input_streams[ost->source_index];
- if ((map->channel_idx == -1 || (ist->file_index == map->file_idx && ist->st->index == map->stream_idx)) &&
- (map->ofile_idx == -1 || ost->file_index == map->ofile_idx) &&
- (map->ostream_idx == -1 || ost->st->index == map->ostream_idx)) {
- if (ost->audio_channels_mapped < FF_ARRAY_ELEMS(ost->audio_channels_map))
- ost->audio_channels_map[ost->audio_channels_mapped++] = map->channel_idx;
- else
- av_log(NULL, AV_LOG_FATAL, "Max channel mapping for output %d.%d reached\n",
- ost->file_index, ost->st->index);
- }
- }
- }
-
- return ost;
-}
-
-static OutputStream *new_data_stream(OptionsContext *o, AVFormatContext *oc, int source_index)
-{
- OutputStream *ost;
-
- ost = new_output_stream(o, oc, AVMEDIA_TYPE_DATA, source_index);
- if (!ost->stream_copy) {
- av_log(NULL, AV_LOG_FATAL, "Data stream encoding not supported yet (only streamcopy)\n");
- exit_program(1);
- }
-
- return ost;
-}
-
-static OutputStream *new_attachment_stream(OptionsContext *o, AVFormatContext *oc, int source_index)
-{
- OutputStream *ost = new_output_stream(o, oc, AVMEDIA_TYPE_ATTACHMENT, source_index);
- ost->stream_copy = 1;
- return ost;
-}
-
-static OutputStream *new_subtitle_stream(OptionsContext *o, AVFormatContext *oc, int source_index)
-{
- AVStream *st;
- OutputStream *ost;
- AVCodecContext *subtitle_enc;
-
- ost = new_output_stream(o, oc, AVMEDIA_TYPE_SUBTITLE, source_index);
- st = ost->st;
- subtitle_enc = st->codec;
-
- subtitle_enc->codec_type = AVMEDIA_TYPE_SUBTITLE;
-
- MATCH_PER_STREAM_OPT(copy_initial_nonkeyframes, i, ost->copy_initial_nonkeyframes, oc, st);
-
- return ost;
-}
-
-/* arg format is "output-stream-index:streamid-value". */
-static int opt_streamid(OptionsContext *o, const char *opt, const char *arg)
-{
- int idx;
- char *p;
- char idx_str[16];
-
- av_strlcpy(idx_str, arg, sizeof(idx_str));
- p = strchr(idx_str, ':');
- if (!p) {
- av_log(NULL, AV_LOG_FATAL,
- "Invalid value '%s' for option '%s', required syntax is 'index:value'\n",
- arg, opt);
- exit_program(1);
- }
- *p++ = '\0';
- idx = parse_number_or_die(opt, idx_str, OPT_INT, 0, MAX_STREAMS-1);
- o->streamid_map = grow_array(o->streamid_map, sizeof(*o->streamid_map), &o->nb_streamid_map, idx+1);
- o->streamid_map[idx] = parse_number_or_die(opt, p, OPT_INT, 0, INT_MAX);
- return 0;
-}
-
-static int copy_chapters(InputFile *ifile, OutputFile *ofile, int copy_metadata)
-{
- AVFormatContext *is = ifile->ctx;
- AVFormatContext *os = ofile->ctx;
- int i;
-
- for (i = 0; i < is->nb_chapters; i++) {
- AVChapter *in_ch = is->chapters[i], *out_ch;
- int64_t ts_off = av_rescale_q(ofile->start_time - ifile->ts_offset,
- AV_TIME_BASE_Q, in_ch->time_base);
- int64_t rt = (ofile->recording_time == INT64_MAX) ? INT64_MAX :
- av_rescale_q(ofile->recording_time, AV_TIME_BASE_Q, in_ch->time_base);
-
-
- if (in_ch->end < ts_off)
- continue;
- if (rt != INT64_MAX && in_ch->start > rt + ts_off)
- break;
-
- out_ch = av_mallocz(sizeof(AVChapter));
- if (!out_ch)
- return AVERROR(ENOMEM);
-
- out_ch->id = in_ch->id;
- out_ch->time_base = in_ch->time_base;
- out_ch->start = FFMAX(0, in_ch->start - ts_off);
- out_ch->end = FFMIN(rt, in_ch->end - ts_off);
-
- if (copy_metadata)
- av_dict_copy(&out_ch->metadata, in_ch->metadata, 0);
-
- os->nb_chapters++;
- os->chapters = av_realloc_f(os->chapters, os->nb_chapters, sizeof(AVChapter));
- if (!os->chapters)
- return AVERROR(ENOMEM);
- os->chapters[os->nb_chapters - 1] = out_ch;
- }
- return 0;
-}
-
-static int read_ffserver_streams(OptionsContext *o, AVFormatContext *s, const char *filename)
-{
- int i, err;
- AVFormatContext *ic = avformat_alloc_context();
-
- ic->interrupt_callback = int_cb;
- err = avformat_open_input(&ic, filename, NULL, NULL);
- if (err < 0)
- return err;
- /* copy stream format */
- for(i=0;i<ic->nb_streams;i++) {
- AVStream *st;
- OutputStream *ost;
- AVCodec *codec;
- AVCodecContext *avctx;
-
- codec = avcodec_find_encoder(ic->streams[i]->codec->codec_id);
- ost = new_output_stream(o, s, codec->type, -1);
- st = ost->st;
- avctx = st->codec;
- ost->enc = codec;
-
- // FIXME: a more elegant solution is needed
- memcpy(st, ic->streams[i], sizeof(AVStream));
- st->cur_dts = 0;
- st->info = av_malloc(sizeof(*st->info));
- memcpy(st->info, ic->streams[i]->info, sizeof(*st->info));
- st->codec= avctx;
- avcodec_copy_context(st->codec, ic->streams[i]->codec);
-
- if (st->codec->codec_type == AVMEDIA_TYPE_AUDIO && !ost->stream_copy)
- choose_sample_fmt(st, codec);
- else if (st->codec->codec_type == AVMEDIA_TYPE_VIDEO && !ost->stream_copy)
- choose_pixel_fmt(st, codec, st->codec->pix_fmt);
- }
-
- avformat_close_input(&ic);
- return 0;
-}
-
-static void init_output_filter(OutputFilter *ofilter, OptionsContext *o,
- AVFormatContext *oc)
-{
- OutputStream *ost;
-
- switch (avfilter_pad_get_type(ofilter->out_tmp->filter_ctx->output_pads,
- ofilter->out_tmp->pad_idx)) {
- case AVMEDIA_TYPE_VIDEO: ost = new_video_stream(o, oc, -1); break;
- case AVMEDIA_TYPE_AUDIO: ost = new_audio_stream(o, oc, -1); break;
- default:
- av_log(NULL, AV_LOG_FATAL, "Only video and audio filters are supported "
- "currently.\n");
- exit_program(1);
- }
-
- ost->source_index = -1;
- ost->filter = ofilter;
-
- ofilter->ost = ost;
-
- if (ost->stream_copy) {
- av_log(NULL, AV_LOG_ERROR, "Streamcopy requested for output stream %d:%d, "
- "which is fed from a complex filtergraph. Filtering and streamcopy "
- "cannot be used together.\n", ost->file_index, ost->index);
- exit_program(1);
- }
- if (o->recording_time != INT64_MAX)
- av_log(NULL, AV_LOG_WARNING,
- "-t does not work with -filter_complex (yet).\n");
-
- if (configure_output_filter(ofilter->graph, ofilter, ofilter->out_tmp) < 0) {
- av_log(NULL, AV_LOG_FATAL, "Error configuring filter.\n");
- exit_program(1);
- }
- avfilter_inout_free(&ofilter->out_tmp);
-}
-
-static void opt_output_file(void *optctx, const char *filename)
-{
- OptionsContext *o = optctx;
- AVFormatContext *oc;
- int i, j, err;
- AVOutputFormat *file_oformat;
- OutputStream *ost;
- InputStream *ist;
-
- if (configure_complex_filters() < 0) {
- av_log(NULL, AV_LOG_FATAL, "Error configuring filters.\n");
- exit_program(1);
- }
-
- if (!strcmp(filename, "-"))
- filename = "pipe:";
-
- err = avformat_alloc_output_context2(&oc, NULL, o->format, filename);
- if (!oc) {
- print_error(filename, err);
- exit_program(1);
- }
- file_oformat= oc->oformat;
- oc->interrupt_callback = int_cb;
-
- /* create streams for all unlabeled output pads */
- for (i = 0; i < nb_filtergraphs; i++) {
- FilterGraph *fg = filtergraphs[i];
- for (j = 0; j < fg->nb_outputs; j++) {
- OutputFilter *ofilter = fg->outputs[j];
-
- if (!ofilter->out_tmp || ofilter->out_tmp->name)
- continue;
-
- switch (avfilter_pad_get_type(ofilter->out_tmp->filter_ctx->output_pads,
- ofilter->out_tmp->pad_idx)) {
- case AVMEDIA_TYPE_VIDEO: o->video_disable = 1; break;
- case AVMEDIA_TYPE_AUDIO: o->audio_disable = 1; break;
- case AVMEDIA_TYPE_SUBTITLE: o->subtitle_disable = 1; break;
- }
- init_output_filter(ofilter, o, oc);
- }
- }
-
- if (!strcmp(file_oformat->name, "ffm") &&
- av_strstart(filename, "http:", NULL)) {
- int j;
- /* special case for files sent to ffserver: we get the stream
- parameters from ffserver */
- int err = read_ffserver_streams(o, oc, filename);
- if (err < 0) {
- print_error(filename, err);
- exit_program(1);
- }
- for(j = nb_output_streams - oc->nb_streams; j < nb_output_streams; j++) {
- ost = output_streams[j];
- for (i = 0; i < nb_input_streams; i++) {
- ist = input_streams[i];
- if(ist->st->codec->codec_type == ost->st->codec->codec_type){
- ost->sync_ist= ist;
- ost->source_index= i;
- if(ost->st->codec->codec_type == AVMEDIA_TYPE_AUDIO) ost->avfilter = av_strdup("anull");
- if(ost->st->codec->codec_type == AVMEDIA_TYPE_VIDEO) ost->avfilter = av_strdup("null");
- ist->discard = 0;
- ist->st->discard = AVDISCARD_NONE;
- break;
- }
- }
- if(!ost->sync_ist){
- av_log(NULL, AV_LOG_FATAL, "Missing %s stream which is required by this ffm\n", av_get_media_type_string(ost->st->codec->codec_type));
- exit_program(1);
- }
- }
- } else if (!o->nb_stream_maps) {
- /* pick the "best" stream of each type */
-
- /* video: highest resolution */
- if (!o->video_disable && oc->oformat->video_codec != CODEC_ID_NONE) {
- int area = 0, idx = -1;
- for (i = 0; i < nb_input_streams; i++) {
- ist = input_streams[i];
- if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO &&
- ist->st->codec->width * ist->st->codec->height > area) {
- area = ist->st->codec->width * ist->st->codec->height;
- idx = i;
- }
- }
- if (idx >= 0)
- new_video_stream(o, oc, idx);
- }
-
- /* audio: most channels */
- if (!o->audio_disable && oc->oformat->audio_codec != CODEC_ID_NONE) {
- int channels = 0, idx = -1;
- for (i = 0; i < nb_input_streams; i++) {
- ist = input_streams[i];
- if (ist->st->codec->codec_type == AVMEDIA_TYPE_AUDIO &&
- ist->st->codec->channels > channels) {
- channels = ist->st->codec->channels;
- idx = i;
- }
- }
- if (idx >= 0)
- new_audio_stream(o, oc, idx);
- }
-
- /* subtitles: pick first */
- if (!o->subtitle_disable && (oc->oformat->subtitle_codec != CODEC_ID_NONE || subtitle_codec_name)) {
- for (i = 0; i < nb_input_streams; i++)
- if (input_streams[i]->st->codec->codec_type == AVMEDIA_TYPE_SUBTITLE) {
- new_subtitle_stream(o, oc, i);
- break;
- }
- }
- /* do something with data? */
- } else {
- for (i = 0; i < o->nb_stream_maps; i++) {
- StreamMap *map = &o->stream_maps[i];
- int src_idx = input_files[map->file_index]->ist_index + map->stream_index;
-
- if (map->disabled)
- continue;
-
- if (map->linklabel) {
- FilterGraph *fg;
- OutputFilter *ofilter = NULL;
- int j, k;
-
- for (j = 0; j < nb_filtergraphs; j++) {
- fg = filtergraphs[j];
- for (k = 0; k < fg->nb_outputs; k++) {
- AVFilterInOut *out = fg->outputs[k]->out_tmp;
- if (out && !strcmp(out->name, map->linklabel)) {
- ofilter = fg->outputs[k];
- goto loop_end;
- }
- }
- }
-loop_end:
- if (!ofilter) {
- av_log(NULL, AV_LOG_FATAL, "Output with label '%s' does not exist "
- "in any defined filter graph.\n", map->linklabel);
- exit_program(1);
- }
- init_output_filter(ofilter, o, oc);
- } else {
- ist = input_streams[input_files[map->file_index]->ist_index + map->stream_index];
- if(o->subtitle_disable && ist->st->codec->codec_type == AVMEDIA_TYPE_SUBTITLE)
- continue;
- if(o-> audio_disable && ist->st->codec->codec_type == AVMEDIA_TYPE_AUDIO)
- continue;
- if(o-> video_disable && ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO)
- continue;
- if(o-> data_disable && ist->st->codec->codec_type == AVMEDIA_TYPE_DATA)
- continue;
-
- switch (ist->st->codec->codec_type) {
- case AVMEDIA_TYPE_VIDEO: ost = new_video_stream (o, oc, src_idx); break;
- case AVMEDIA_TYPE_AUDIO: ost = new_audio_stream (o, oc, src_idx); break;
- case AVMEDIA_TYPE_SUBTITLE: ost = new_subtitle_stream (o, oc, src_idx); break;
- case AVMEDIA_TYPE_DATA: ost = new_data_stream (o, oc, src_idx); break;
- case AVMEDIA_TYPE_ATTACHMENT: ost = new_attachment_stream(o, oc, src_idx); break;
- default:
- av_log(NULL, AV_LOG_FATAL, "Cannot map stream #%d:%d - unsupported type.\n",
- map->file_index, map->stream_index);
- exit_program(1);
- }
- }
- }
- }
-
-
- for (i = nb_output_streams - oc->nb_streams; i < nb_output_streams; i++) { //for all streams of this output file
- AVDictionaryEntry *e;
- ost = output_streams[i];
-
- if ( ost->stream_copy
- && (e = av_dict_get(codec_opts, "flags", NULL, AV_DICT_IGNORE_SUFFIX))
- && (!e->key[5] || check_stream_specifier(oc, ost->st, e->key+6)))
- if (av_opt_set(ost->st->codec, "flags", e->value, 0) < 0)
- exit_program(1);
- }
-
- /* handle attached files */
- for (i = 0; i < o->nb_attachments; i++) {
- AVIOContext *pb;
- uint8_t *attachment;
- const char *p;
- int64_t len;
-
- if ((err = avio_open2(&pb, o->attachments[i], AVIO_FLAG_READ, &int_cb, NULL)) < 0) {
- av_log(NULL, AV_LOG_FATAL, "Could not open attachment file %s.\n",
- o->attachments[i]);
- exit_program(1);
- }
- if ((len = avio_size(pb)) <= 0) {
- av_log(NULL, AV_LOG_FATAL, "Could not get size of the attachment %s.\n",
- o->attachments[i]);
- exit_program(1);
- }
- if (!(attachment = av_malloc(len))) {
- av_log(NULL, AV_LOG_FATAL, "Attachment %s too large to fit into memory.\n",
- o->attachments[i]);
- exit_program(1);
- }
- avio_read(pb, attachment, len);
-
- ost = new_attachment_stream(o, oc, -1);
- ost->stream_copy = 0;
- ost->attachment_filename = o->attachments[i];
- ost->st->codec->extradata = attachment;
- ost->st->codec->extradata_size = len;
-
- p = strrchr(o->attachments[i], '/');
- av_dict_set(&ost->st->metadata, "filename", (p && *p) ? p + 1 : o->attachments[i], AV_DICT_DONT_OVERWRITE);
- avio_close(pb);
- }
-
- output_files = grow_array(output_files, sizeof(*output_files), &nb_output_files, nb_output_files + 1);
- if (!(output_files[nb_output_files - 1] = av_mallocz(sizeof(*output_files[0]))))
- exit_program(1);
-
- output_files[nb_output_files - 1]->ctx = oc;
- output_files[nb_output_files - 1]->ost_index = nb_output_streams - oc->nb_streams;
- output_files[nb_output_files - 1]->recording_time = o->recording_time;
- if (o->recording_time != INT64_MAX)
- oc->duration = o->recording_time;
- output_files[nb_output_files - 1]->start_time = o->start_time;
- output_files[nb_output_files - 1]->limit_filesize = o->limit_filesize;
- av_dict_copy(&output_files[nb_output_files - 1]->opts, format_opts, 0);
-
- /* check filename in case of an image number is expected */
- if (oc->oformat->flags & AVFMT_NEEDNUMBER) {
- if (!av_filename_number_test(oc->filename)) {
- print_error(oc->filename, AVERROR(EINVAL));
- exit_program(1);
- }
- }
-
- if (!(oc->oformat->flags & AVFMT_NOFILE)) {
- /* test if it already exists to avoid losing precious files */
- assert_file_overwrite(filename);
-
- /* open the file */
- if ((err = avio_open2(&oc->pb, filename, AVIO_FLAG_WRITE,
- &oc->interrupt_callback,
- &output_files[nb_output_files - 1]->opts)) < 0) {
- print_error(filename, err);
- exit_program(1);
- }
- }
-
- if (o->mux_preload) {
- uint8_t buf[64];
- snprintf(buf, sizeof(buf), "%d", (int)(o->mux_preload*AV_TIME_BASE));
- av_dict_set(&output_files[nb_output_files - 1]->opts, "preload", buf, 0);
- }
- oc->max_delay = (int)(o->mux_max_delay * AV_TIME_BASE);
-
- /* copy metadata */
- for (i = 0; i < o->nb_metadata_map; i++) {
- char *p;
- int in_file_index = strtol(o->metadata_map[i].u.str, &p, 0);
-
- if (in_file_index >= nb_input_files) {
- av_log(NULL, AV_LOG_FATAL, "Invalid input file index %d while processing metadata maps\n", in_file_index);
- exit_program(1);
- }
- copy_metadata(o->metadata_map[i].specifier, *p ? p + 1 : p, oc, in_file_index >= 0 ? input_files[in_file_index]->ctx : NULL, o);
- }
-
- /* copy chapters */
- if (o->chapters_input_file >= nb_input_files) {
- if (o->chapters_input_file == INT_MAX) {
- /* copy chapters from the first input file that has them*/
- o->chapters_input_file = -1;
- for (i = 0; i < nb_input_files; i++)
- if (input_files[i]->ctx->nb_chapters) {
- o->chapters_input_file = i;
- break;
- }
- } else {
- av_log(NULL, AV_LOG_FATAL, "Invalid input file index %d in chapter mapping.\n",
- o->chapters_input_file);
- exit_program(1);
- }
- }
- if (o->chapters_input_file >= 0)
- copy_chapters(input_files[o->chapters_input_file], output_files[nb_output_files - 1],
- !o->metadata_chapters_manual);
-
- /* copy global metadata by default */
- if (!o->metadata_global_manual && nb_input_files){
- av_dict_copy(&oc->metadata, input_files[0]->ctx->metadata,
- AV_DICT_DONT_OVERWRITE);
- if(o->recording_time != INT64_MAX)
- av_dict_set(&oc->metadata, "duration", NULL, 0);
- av_dict_set(&oc->metadata, "creation_time", NULL, 0);
- }
- if (!o->metadata_streams_manual)
- for (i = output_files[nb_output_files - 1]->ost_index; i < nb_output_streams; i++) {
- InputStream *ist;
- if (output_streams[i]->source_index < 0) /* this is true e.g. for attached files */
- continue;
- ist = input_streams[output_streams[i]->source_index];
- av_dict_copy(&output_streams[i]->st->metadata, ist->st->metadata, AV_DICT_DONT_OVERWRITE);
- }
-
- /* process manually set metadata */
- for (i = 0; i < o->nb_metadata; i++) {
- AVDictionary **m;
- char type, *val;
- const char *stream_spec;
- int index = 0, j, ret = 0;
-
- val = strchr(o->metadata[i].u.str, '=');
- if (!val) {
- av_log(NULL, AV_LOG_FATAL, "No '=' character in metadata string %s.\n",
- o->metadata[i].u.str);
- exit_program(1);
- }
- *val++ = 0;
-
- parse_meta_type(o->metadata[i].specifier, &type, &index, &stream_spec);
- if (type == 's') {
- for (j = 0; j < oc->nb_streams; j++) {
- if ((ret = check_stream_specifier(oc, oc->streams[j], stream_spec)) > 0) {
- av_dict_set(&oc->streams[j]->metadata, o->metadata[i].u.str, *val ? val : NULL, 0);
- } else if (ret < 0)
- exit_program(1);
- }
- }
- else {
- switch (type) {
- case 'g':
- m = &oc->metadata;
- break;
- case 'c':
- if (index < 0 || index >= oc->nb_chapters) {
- av_log(NULL, AV_LOG_FATAL, "Invalid chapter index %d in metadata specifier.\n", index);
- exit_program(1);
- }
- m = &oc->chapters[index]->metadata;
- break;
- default:
- av_log(NULL, AV_LOG_FATAL, "Invalid metadata specifier %s.\n", o->metadata[i].specifier);
- exit_program(1);
- }
- av_dict_set(m, o->metadata[i].u.str, *val ? val : NULL, 0);
- }
- }
-
- reset_options(o, 0);
-}
-
-/* same option as mencoder */
-static int opt_pass(const char *opt, const char *arg)
-{
- do_pass = parse_number_or_die(opt, arg, OPT_INT, 1, 3);
- return 0;
-}
-
-static int64_t getmaxrss(void)
-{
-#if HAVE_GETRUSAGE && HAVE_STRUCT_RUSAGE_RU_MAXRSS
- struct rusage rusage;
- getrusage(RUSAGE_SELF, &rusage);
- return (int64_t)rusage.ru_maxrss * 1024;
-#elif HAVE_GETPROCESSMEMORYINFO
- HANDLE proc;
- PROCESS_MEMORY_COUNTERS memcounters;
- proc = GetCurrentProcess();
- memcounters.cb = sizeof(memcounters);
- GetProcessMemoryInfo(proc, &memcounters, sizeof(memcounters));
- return memcounters.PeakPagefileUsage;
-#else
- return 0;
+ if (nb_input_files > 1)
+ return get_input_packet_mt(f, pkt);
#endif
+ return av_read_frame(f->ctx, pkt);
}
-static int opt_audio_qscale(OptionsContext *o, const char *opt, const char *arg)
+static int got_eagain(void)
{
- return parse_option(o, "q:a", arg, options);
+ int i;
+ for (i = 0; i < nb_input_files; i++)
+ if (input_files[i]->eagain)
+ return 1;
+ return 0;
}
-static void show_usage(void)
+static void reset_eagain(void)
{
- av_log(NULL, AV_LOG_INFO, "Hyper fast Audio and Video encoder\n");
- av_log(NULL, AV_LOG_INFO, "usage: %s [options] [[infile options] -i infile]... {[outfile options] outfile}...\n", program_name);
- av_log(NULL, AV_LOG_INFO, "\n");
+ int i;
+ for (i = 0; i < nb_input_files; i++)
+ input_files[i]->eagain = 0;
}
-static int opt_help(const char *opt, const char *arg)
+/**
+ * @return
+ * - 0 -- one packet was read and processed
+ * - AVERROR(EAGAIN) -- no packets were available for selected file,
+ * this function should be called again
+ * - AVERROR_EOF -- this function should not be called again
+ */
+static int process_input(void)
{
- int flags = AV_OPT_FLAG_DECODING_PARAM | AV_OPT_FLAG_ENCODING_PARAM;
- av_log_set_callback(log_callback_help);
- show_usage();
- show_help_options(options, "Main options:\n",
- OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_SUBTITLE | OPT_GRAB, 0);
- show_help_options(options, "\nAdvanced options:\n",
- OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_SUBTITLE | OPT_GRAB,
- OPT_EXPERT);
- show_help_options(options, "\nVideo options:\n",
- OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_GRAB,
- OPT_VIDEO);
- show_help_options(options, "\nAdvanced Video options:\n",
- OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_GRAB,
- OPT_VIDEO | OPT_EXPERT);
- show_help_options(options, "\nAudio options:\n",
- OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_GRAB,
- OPT_AUDIO);
- show_help_options(options, "\nAdvanced Audio options:\n",
- OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_GRAB,
- OPT_AUDIO | OPT_EXPERT);
- show_help_options(options, "\nSubtitle options:\n",
- OPT_SUBTITLE | OPT_GRAB,
- OPT_SUBTITLE);
- show_help_options(options, "\nAudio/Video grab options:\n",
- OPT_GRAB,
- OPT_GRAB);
- printf("\n");
- show_help_children(avcodec_get_class(), flags);
- show_help_children(avformat_get_class(), flags);
- show_help_children(sws_get_class(), flags);
- show_help_children(swr_get_class(), AV_OPT_FLAG_AUDIO_PARAM);
-
- return 0;
-}
+ InputFile *ifile;
+ AVFormatContext *is;
+ InputStream *ist;
+ AVPacket pkt;
+ int ret, i, j;
+ int file_index;
-static int opt_target(OptionsContext *o, const char *opt, const char *arg)
-{
- enum { PAL, NTSC, FILM, UNKNOWN } norm = UNKNOWN;
- static const char *const frame_rates[] = { "25", "30000/1001", "24000/1001" };
-
- if (!strncmp(arg, "pal-", 4)) {
- norm = PAL;
- arg += 4;
- } else if (!strncmp(arg, "ntsc-", 5)) {
- norm = NTSC;
- arg += 5;
- } else if (!strncmp(arg, "film-", 5)) {
- norm = FILM;
- arg += 5;
- } else {
- /* Try to determine PAL/NTSC by peeking in the input files */
- if (nb_input_files) {
- int i, j, fr;
- for (j = 0; j < nb_input_files; j++) {
- for (i = 0; i < input_files[j]->nb_streams; i++) {
- AVCodecContext *c = input_files[j]->ctx->streams[i]->codec;
- if (c->codec_type != AVMEDIA_TYPE_VIDEO)
- continue;
- fr = c->time_base.den * 1000 / c->time_base.num;
- if (fr == 25000) {
- norm = PAL;
- break;
- } else if ((fr == 29970) || (fr == 23976)) {
- norm = NTSC;
- break;
- }
- }
- if (norm != UNKNOWN)
- break;
- }
+ /* select the stream that we must read now */
+ file_index = select_input_file();
+ /* if none, if is finished */
+ if (file_index == -2) {
+ poll_filters() ;
+ return AVERROR(EAGAIN);
+ }
+ if (file_index < 0) {
+ if (got_eagain()) {
+ reset_eagain();
+ av_usleep(10000);
+ return AVERROR(EAGAIN);
}
- if (norm != UNKNOWN)
- av_log(NULL, AV_LOG_INFO, "Assuming %s for target.\n", norm == PAL ? "PAL" : "NTSC");
+ av_log(NULL, AV_LOG_VERBOSE, "No more inputs to read from, finishing.\n");
+ return AVERROR_EOF;
}
+ ifile = input_files[file_index];
- if (norm == UNKNOWN) {
- av_log(NULL, AV_LOG_FATAL, "Could not determine norm (PAL/NTSC/NTSC-Film) for target.\n");
- av_log(NULL, AV_LOG_FATAL, "Please prefix target with \"pal-\", \"ntsc-\" or \"film-\",\n");
- av_log(NULL, AV_LOG_FATAL, "or set a framerate with \"-r xxx\".\n");
- exit_program(1);
+ is = ifile->ctx;
+ ret = get_input_packet(ifile, &pkt);
+
+ if (ret == AVERROR(EAGAIN)) {
+ ifile->eagain = 1;
+ return ret;
}
+ if (ret < 0) {
+ if (ret != AVERROR_EOF) {
+ print_error(is->filename, ret);
+ if (exit_on_error)
+ exit_program(1);
+ }
+ ifile->eof_reached = 1;
- if (!strcmp(arg, "vcd")) {
- opt_video_codec(o, "c:v", "mpeg1video");
- opt_audio_codec(o, "c:a", "mp2");
- parse_option(o, "f", "vcd", options);
+ for (i = 0; i < ifile->nb_streams; i++) {
+ ist = input_streams[ifile->ist_index + i];
+ if (ist->decoding_needed)
+ output_packet(ist, NULL);
+ poll_filters();
+ }
- parse_option(o, "s", norm == PAL ? "352x288" : "352x240", options);
- parse_option(o, "r", frame_rates[norm], options);
- opt_default("g", norm == PAL ? "15" : "18");
+ if (opt_shortest)
+ return AVERROR_EOF;
+ else
+ return AVERROR(EAGAIN);
+ }
- opt_default("b:v", "1150000");
- opt_default("maxrate", "1150000");
- opt_default("minrate", "1150000");
- opt_default("bufsize", "327680"); // 40*1024*8;
+ reset_eagain();
- opt_default("b:a", "224000");
- parse_option(o, "ar", "44100", options);
- parse_option(o, "ac", "2", options);
+ if (do_pkt_dump) {
+ av_pkt_dump_log2(NULL, AV_LOG_DEBUG, &pkt, do_hex_dump,
+ is->streams[pkt.stream_index]);
+ }
+ /* the following test is needed in case new streams appear
+ dynamically in stream : we ignore them */
+ if (pkt.stream_index >= ifile->nb_streams) {
+ report_new_stream(file_index, &pkt);
+ goto discard_packet;
+ }
- opt_default("packetsize", "2324");
- opt_default("muxrate", "1411200"); // 2352 * 75 * 8;
+ ist = input_streams[ifile->ist_index + pkt.stream_index];
+ if (ist->discard)
+ goto discard_packet;
- /* We have to offset the PTS, so that it is consistent with the SCR.
- SCR starts at 36000, but the first two packs contain only padding
- and the first pack from the other stream, respectively, may also have
- been written before.
- So the real data starts at SCR 36000+3*1200. */
- o->mux_preload = (36000 + 3 * 1200) / 90000.0; // 0.44
- } else if (!strcmp(arg, "svcd")) {
+ if(!ist->wrap_correction_done && input_files[file_index]->ctx->start_time != AV_NOPTS_VALUE && ist->st->pts_wrap_bits < 64){
+ uint64_t stime = av_rescale_q(input_files[file_index]->ctx->start_time, AV_TIME_BASE_Q, ist->st->time_base);
+ uint64_t stime2= stime + (1LL<<ist->st->pts_wrap_bits);
+ ist->wrap_correction_done = 1;
+ if(pkt.dts != AV_NOPTS_VALUE && pkt.dts > stime && pkt.dts - stime > stime2 - pkt.dts) {
+ pkt.dts -= 1LL<<ist->st->pts_wrap_bits;
+ ist->wrap_correction_done = 0;
+ }
+ if(pkt.pts != AV_NOPTS_VALUE && pkt.pts > stime && pkt.pts - stime > stime2 - pkt.pts) {
+ pkt.pts -= 1LL<<ist->st->pts_wrap_bits;
+ ist->wrap_correction_done = 0;
+ }
+ }
- opt_video_codec(o, "c:v", "mpeg2video");
- opt_audio_codec(o, "c:a", "mp2");
- parse_option(o, "f", "svcd", options);
+ if (pkt.dts != AV_NOPTS_VALUE)
+ pkt.dts += av_rescale_q(ifile->ts_offset, AV_TIME_BASE_Q, ist->st->time_base);
+ if (pkt.pts != AV_NOPTS_VALUE)
+ pkt.pts += av_rescale_q(ifile->ts_offset, AV_TIME_BASE_Q, ist->st->time_base);
- parse_option(o, "s", norm == PAL ? "480x576" : "480x480", options);
- parse_option(o, "r", frame_rates[norm], options);
- parse_option(o, "pix_fmt", "yuv420p", options);
- opt_default("g", norm == PAL ? "15" : "18");
+ if (pkt.pts != AV_NOPTS_VALUE)
+ pkt.pts *= ist->ts_scale;
+ if (pkt.dts != AV_NOPTS_VALUE)
+ pkt.dts *= ist->ts_scale;
- opt_default("b:v", "2040000");
- opt_default("maxrate", "2516000");
- opt_default("minrate", "0"); // 1145000;
- opt_default("bufsize", "1835008"); // 224*1024*8;
- opt_default("scan_offset", "1");
+ if (debug_ts) {
+ av_log(NULL, AV_LOG_INFO, "demuxer -> ist_index:%d type:%s "
+ "next_dts:%s next_dts_time:%s next_pts:%s next_pts_time:%s pkt_pts:%s pkt_pts_time:%s pkt_dts:%s pkt_dts_time:%s off:%"PRId64"\n",
+ ifile->ist_index + pkt.stream_index, av_get_media_type_string(ist->st->codec->codec_type),
+ av_ts2str(ist->next_dts), av_ts2timestr(ist->next_dts, &AV_TIME_BASE_Q),
+ av_ts2str(ist->next_pts), av_ts2timestr(ist->next_pts, &AV_TIME_BASE_Q),
+ av_ts2str(pkt.pts), av_ts2timestr(pkt.pts, &ist->st->time_base),
+ av_ts2str(pkt.dts), av_ts2timestr(pkt.dts, &ist->st->time_base),
+ input_files[ist->file_index]->ts_offset);
+ }
+
+ if (pkt.dts != AV_NOPTS_VALUE && ist->next_dts != AV_NOPTS_VALUE &&
+ !copy_ts) {
+ int64_t pkt_dts = av_rescale_q(pkt.dts, ist->st->time_base, AV_TIME_BASE_Q);
+ int64_t delta = pkt_dts - ist->next_dts;
+ if (is->iformat->flags & AVFMT_TS_DISCONT) {
+ if(delta < -1LL*dts_delta_threshold*AV_TIME_BASE ||
+ (delta > 1LL*dts_delta_threshold*AV_TIME_BASE &&
+ ist->st->codec->codec_type != AVMEDIA_TYPE_SUBTITLE) ||
+ pkt_dts+1<ist->pts){
+ ifile->ts_offset -= delta;
+ av_log(NULL, AV_LOG_DEBUG,
+ "timestamp discontinuity %"PRId64", new offset= %"PRId64"\n",
+ delta, ifile->ts_offset);
+ pkt.dts -= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
+ if (pkt.pts != AV_NOPTS_VALUE)
+ pkt.pts -= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
+ }
+ } else {
+ if ( delta < -1LL*dts_error_threshold*AV_TIME_BASE ||
+ (delta > 1LL*dts_error_threshold*AV_TIME_BASE && ist->st->codec->codec_type != AVMEDIA_TYPE_SUBTITLE)
+ ) {
+ av_log(NULL, AV_LOG_WARNING, "DTS %"PRId64", next:%"PRId64" st:%d invalid dropping\n", pkt.dts, ist->next_dts, pkt.stream_index);
+ pkt.dts = AV_NOPTS_VALUE;
+ }
+ if (pkt.pts != AV_NOPTS_VALUE){
+ int64_t pkt_pts = av_rescale_q(pkt.pts, ist->st->time_base, AV_TIME_BASE_Q);
+ delta = pkt_pts - ist->next_dts;
+ if ( delta < -1LL*dts_error_threshold*AV_TIME_BASE ||
+ (delta > 1LL*dts_error_threshold*AV_TIME_BASE && ist->st->codec->codec_type != AVMEDIA_TYPE_SUBTITLE)
+ ) {
+ av_log(NULL, AV_LOG_WARNING, "PTS %"PRId64", next:%"PRId64" invalid dropping st:%d\n", pkt.pts, ist->next_dts, pkt.stream_index);
+ pkt.pts = AV_NOPTS_VALUE;
+ }
+ }
+ }
+ }
+ sub2video_heartbeat(ist, pkt.pts);
- opt_default("b:a", "224000");
- parse_option(o, "ar", "44100", options);
+ if ((ret = output_packet(ist, &pkt)) < 0 ||
+ ((ret = poll_filters()) < 0 && ret != AVERROR_EOF)) {
+ char buf[128];
+ av_strerror(ret, buf, sizeof(buf));
+ av_log(NULL, AV_LOG_ERROR, "Error while decoding stream #%d:%d: %s\n",
+ ist->file_index, ist->st->index, buf);
+ if (exit_on_error)
+ exit_program(1);
+ av_free_packet(&pkt);
+ return AVERROR(EAGAIN);
+ }
- opt_default("packetsize", "2324");
+discard_packet:
+ av_free_packet(&pkt);
- } else if (!strcmp(arg, "dvd")) {
+ return 0;
+}
- opt_video_codec(o, "c:v", "mpeg2video");
- opt_audio_codec(o, "c:a", "ac3");
- parse_option(o, "f", "dvd", options);
+/*
+ * The following code is the main loop of the file converter
+ */
+static int transcode(void)
+{
+ int ret, i;
+ AVFormatContext *os;
+ OutputStream *ost;
+ InputStream *ist;
+ int64_t timer_start;
- parse_option(o, "s", norm == PAL ? "720x576" : "720x480", options);
- parse_option(o, "r", frame_rates[norm], options);
- parse_option(o, "pix_fmt", "yuv420p", options);
- opt_default("g", norm == PAL ? "15" : "18");
+ ret = transcode_init();
+ if (ret < 0)
+ goto fail;
- opt_default("b:v", "6000000");
- opt_default("maxrate", "9000000");
- opt_default("minrate", "0"); // 1500000;
- opt_default("bufsize", "1835008"); // 224*1024*8;
+ if (stdin_interaction) {
+ av_log(NULL, AV_LOG_INFO, "Press [q] to stop, [?] for help\n");
+ }
- opt_default("packetsize", "2048"); // from www.mpucoder.com: DVD sectors contain 2048 bytes of data, this is also the size of one pack.
- opt_default("muxrate", "10080000"); // from mplex project: data_rate = 1260000. mux_rate = data_rate * 8
+ timer_start = av_gettime();
- opt_default("b:a", "448000");
- parse_option(o, "ar", "48000", options);
+#if HAVE_PTHREADS
+ if ((ret = init_input_threads()) < 0)
+ goto fail;
+#endif
- } else if (!strncmp(arg, "dv", 2)) {
+ while (!received_sigterm) {
+ int64_t cur_time= av_gettime();
- parse_option(o, "f", "dv", options);
+ /* if 'q' pressed, exits */
+ if (stdin_interaction)
+ if (check_keyboard_interaction(cur_time) < 0)
+ break;
- parse_option(o, "s", norm == PAL ? "720x576" : "720x480", options);
- parse_option(o, "pix_fmt", !strncmp(arg, "dv50", 4) ? "yuv422p" :
- norm == PAL ? "yuv420p" : "yuv411p", options);
- parse_option(o, "r", frame_rates[norm], options);
+ /* check if there's any stream where output is still needed */
+ if (!need_output()) {
+ av_log(NULL, AV_LOG_VERBOSE, "No more output streams to write to, finishing.\n");
+ break;
+ }
- parse_option(o, "ar", "48000", options);
- parse_option(o, "ac", "2", options);
+ ret = process_input();
+ if (ret < 0) {
+ if (ret == AVERROR(EAGAIN))
+ continue;
+ if (ret == AVERROR_EOF)
+ break;
+ av_log(NULL, AV_LOG_ERROR, "Error while filtering.\n");
+ break;
+ }
- } else {
- av_log(NULL, AV_LOG_ERROR, "Unknown target: %s\n", arg);
- return AVERROR(EINVAL);
+ /* dump report by using the output first video and audio streams */
+ print_report(0, timer_start, cur_time);
}
- return 0;
-}
-
-static int opt_vstats_file(const char *opt, const char *arg)
-{
- av_free (vstats_filename);
- vstats_filename = av_strdup (arg);
- return 0;
-}
-
-static int opt_vstats(const char *opt, const char *arg)
-{
- char filename[40];
- time_t today2 = time(NULL);
- struct tm *today = localtime(&today2);
-
- snprintf(filename, sizeof(filename), "vstats_%02d%02d%02d.log", today->tm_hour, today->tm_min,
- today->tm_sec);
- return opt_vstats_file(opt, filename);
-}
-
-static int opt_video_frames(OptionsContext *o, const char *opt, const char *arg)
-{
- return parse_option(o, "frames:v", arg, options);
-}
+#if HAVE_PTHREADS
+ free_input_threads();
+#endif
-static int opt_audio_frames(OptionsContext *o, const char *opt, const char *arg)
-{
- return parse_option(o, "frames:a", arg, options);
-}
+ /* at the end of stream, we must flush the decoder buffers */
+ for (i = 0; i < nb_input_streams; i++) {
+ ist = input_streams[i];
+ if (!input_files[ist->file_index]->eof_reached && ist->decoding_needed) {
+ output_packet(ist, NULL);
+ }
+ }
+ poll_filters();
+ flush_encoders();
-static int opt_data_frames(OptionsContext *o, const char *opt, const char *arg)
-{
- return parse_option(o, "frames:d", arg, options);
-}
+ term_exit();
-static int opt_preset(OptionsContext *o, const char *opt, const char *arg)
-{
- FILE *f=NULL;
- char filename[1000], line[1000], tmp_line[1000];
- const char *codec_name = *opt == 'v' ? video_codec_name :
- *opt == 'a' ? audio_codec_name :
- subtitle_codec_name;
-
- if (!(f = get_preset_file(filename, sizeof(filename), arg, *opt == 'f', codec_name))) {
- if(!strncmp(arg, "libx264-lossless", strlen("libx264-lossless"))){
- av_log(NULL, AV_LOG_FATAL, "Please use -preset <speed> -qp 0\n");
- }else
- av_log(NULL, AV_LOG_FATAL, "File for preset '%s' not found\n", arg);
- exit_program(1);
+ /* write the trailer if needed and close file */
+ for (i = 0; i < nb_output_files; i++) {
+ os = output_files[i]->ctx;
+ av_write_trailer(os);
}
- while (fgets(line, sizeof(line), f)) {
- char *key = tmp_line, *value, *endptr;
+ /* dump report by using the first video and audio streams */
+ print_report(1, timer_start, av_gettime());
- if (strcspn(line, "#\n\r") == 0)
- continue;
- strcpy(tmp_line, line);
- if (!av_strtok(key, "=", &value) ||
- !av_strtok(value, "\r\n", &endptr)) {
- av_log(NULL, AV_LOG_FATAL, "%s: Invalid syntax: '%s'\n", filename, line);
- exit_program(1);
- }
- av_log(NULL, AV_LOG_DEBUG, "ffpreset[%s]: set '%s' = '%s'\n", filename, key, value);
-
- if (!strcmp(key, "acodec")) opt_audio_codec (o, key, value);
- else if (!strcmp(key, "vcodec")) opt_video_codec (o, key, value);
- else if (!strcmp(key, "scodec")) opt_subtitle_codec(o, key, value);
- else if (!strcmp(key, "dcodec")) opt_data_codec (o, key, value);
- else if (opt_default(key, value) < 0) {
- av_log(NULL, AV_LOG_FATAL, "%s: Invalid option or argument: '%s', parsed as '%s' = '%s'\n",
- filename, line, key, value);
- exit_program(1);
+ /* close each encoder */
+ for (i = 0; i < nb_output_streams; i++) {
+ ost = output_streams[i];
+ if (ost->encoding_needed) {
+ av_freep(&ost->st->codec->stats_in);
+ avcodec_close(ost->st->codec);
}
}
- fclose(f);
-
- return 0;
-}
+ /* close each decoder */
+ for (i = 0; i < nb_input_streams; i++) {
+ ist = input_streams[i];
+ if (ist->decoding_needed) {
+ avcodec_close(ist->st->codec);
+ }
+ }
-static void log_callback_null(void *ptr, int level, const char *fmt, va_list vl)
-{
-}
+ /* finished ! */
+ ret = 0;
-static int opt_passlogfile(const char *opt, const char *arg)
-{
- pass_logfilename_prefix = arg;
-#if CONFIG_LIBX264_ENCODER
- return opt_default(opt, arg);
-#else
- return 0;
+ fail:
+#if HAVE_PTHREADS
+ free_input_threads();
#endif
-}
-
-static int opt_old2new(OptionsContext *o, const char *opt, const char *arg)
-{
- char *s = av_asprintf("%s:%c", opt + 1, *opt);
- int ret = parse_option(o, s, arg, options);
- av_free(s);
- return ret;
-}
-
-static int opt_bitrate(OptionsContext *o, const char *opt, const char *arg)
-{
- if(!strcmp(opt, "b")){
- av_log(NULL, AV_LOG_WARNING, "Please use -b:a or -b:v, -b is ambiguous\n");
- return parse_option(o, "b:v", arg, options);
- }
- return opt_default(opt, arg);
-}
-static int opt_qscale(OptionsContext *o, const char *opt, const char *arg)
-{
- char *s;
- int ret;
- if(!strcmp(opt, "qscale")){
- av_log(NULL, AV_LOG_WARNING, "Please use -q:a or -q:v, -qscale is ambiguous\n");
- return parse_option(o, "q:v", arg, options);
+ if (output_streams) {
+ for (i = 0; i < nb_output_streams; i++) {
+ ost = output_streams[i];
+ if (ost) {
+ if (ost->stream_copy)
+ av_freep(&ost->st->codec->extradata);
+ if (ost->logfile) {
+ fclose(ost->logfile);
+ ost->logfile = NULL;
+ }
+ av_freep(&ost->st->codec->subtitle_header);
+ av_free(ost->forced_kf_pts);
+ av_dict_free(&ost->opts);
+ }
+ }
}
- s = av_asprintf("q%s", opt + 6);
- ret = parse_option(o, s, arg, options);
- av_free(s);
return ret;
}
-static int opt_profile(OptionsContext *o, const char *opt, const char *arg)
-{
- if(!strcmp(opt, "profile")){
- av_log(NULL, AV_LOG_WARNING, "Please use -profile:a or -profile:v, -profile is ambiguous\n");
- return parse_option(o, "profile:v", arg, options);
- }
- return opt_default(opt, arg);
-}
-
-static int opt_video_filters(OptionsContext *o, const char *opt, const char *arg)
-{
- return parse_option(o, "filter:v", arg, options);
-}
-
-static int opt_audio_filters(OptionsContext *o, const char *opt, const char *arg)
-{
- return parse_option(o, "filter:a", arg, options);
-}
-static int opt_vsync(const char *opt, const char *arg)
+static int64_t getutime(void)
{
- if (!av_strcasecmp(arg, "cfr")) video_sync_method = VSYNC_CFR;
- else if (!av_strcasecmp(arg, "vfr")) video_sync_method = VSYNC_VFR;
- else if (!av_strcasecmp(arg, "passthrough")) video_sync_method = VSYNC_PASSTHROUGH;
- else if (!av_strcasecmp(arg, "drop")) video_sync_method = VSYNC_DROP;
+#if HAVE_GETRUSAGE
+ struct rusage rusage;
- if (video_sync_method == VSYNC_AUTO)
- video_sync_method = parse_number_or_die("vsync", arg, OPT_INT, VSYNC_AUTO, VSYNC_VFR);
- return 0;
+ getrusage(RUSAGE_SELF, &rusage);
+ return (rusage.ru_utime.tv_sec * 1000000LL) + rusage.ru_utime.tv_usec;
+#elif HAVE_GETPROCESSTIMES
+ HANDLE proc;
+ FILETIME c, e, k, u;
+ proc = GetCurrentProcess();
+ GetProcessTimes(proc, &c, &e, &k, &u);
+ return ((int64_t) u.dwHighDateTime << 32 | u.dwLowDateTime) / 10;
+#else
+ return av_gettime();
+#endif
}
-static int opt_deinterlace(const char *opt, const char *arg)
+static int64_t getmaxrss(void)
{
- av_log(NULL, AV_LOG_WARNING, "-%s is deprecated, use -filter:v yadif instead\n", opt);
- do_deinterlace = 1;
+#if HAVE_GETRUSAGE && HAVE_STRUCT_RUSAGE_RU_MAXRSS
+ struct rusage rusage;
+ getrusage(RUSAGE_SELF, &rusage);
+ return (int64_t)rusage.ru_maxrss * 1024;
+#elif HAVE_GETPROCESSMEMORYINFO
+ HANDLE proc;
+ PROCESS_MEMORY_COUNTERS memcounters;
+ proc = GetCurrentProcess();
+ memcounters.cb = sizeof(memcounters);
+ GetProcessMemoryInfo(proc, &memcounters, sizeof(memcounters));
+ return memcounters.PeakPagefileUsage;
+#else
return 0;
+#endif
}
-static int opt_timecode(OptionsContext *o, const char *opt, const char *arg)
+static void log_callback_null(void *ptr, int level, const char *fmt, va_list vl)
{
- char *tcr = av_asprintf("timecode=%s", arg);
- int ret = parse_option(o, "metadata:g", tcr, options);
- if (ret >= 0)
- ret = opt_default("gop_timecode", arg);
- av_free(tcr);
- return ret;
}
static void parse_cpuflags(int argc, char **argv, const OptionDef *options)
opt_cpuflags("cpuflags", argv[idx + 1]);
}
-static int opt_channel_layout(OptionsContext *o, const char *opt, const char *arg)
-{
- char layout_str[32];
- char *stream_str;
- char *ac_str;
- int ret, channels, ac_str_size;
- uint64_t layout;
-
- layout = av_get_channel_layout(arg);
- if (!layout) {
- av_log(NULL, AV_LOG_ERROR, "Unknown channel layout: %s\n", arg);
- return AVERROR(EINVAL);
- }
- snprintf(layout_str, sizeof(layout_str), "%"PRIu64, layout);
- ret = opt_default(opt, layout_str);
- if (ret < 0)
- return ret;
-
- /* set 'ac' option based on channel layout */
- channels = av_get_channel_layout_nb_channels(layout);
- snprintf(layout_str, sizeof(layout_str), "%d", channels);
- stream_str = strchr(opt, ':');
- ac_str_size = 3 + (stream_str ? strlen(stream_str) : 0);
- ac_str = av_mallocz(ac_str_size);
- if (!ac_str)
- return AVERROR(ENOMEM);
- av_strlcpy(ac_str, "ac", 3);
- if (stream_str)
- av_strlcat(ac_str, stream_str, ac_str_size);
- ret = parse_option(o, ac_str, layout_str, options);
- av_free(ac_str);
-
- return ret;
-}
-
-static int opt_filter_complex(const char *opt, const char *arg)
-{
- filtergraphs = grow_array(filtergraphs, sizeof(*filtergraphs),
- &nb_filtergraphs, nb_filtergraphs + 1);
- if (!(filtergraphs[nb_filtergraphs - 1] = av_mallocz(sizeof(*filtergraphs[0]))))
- return AVERROR(ENOMEM);
- filtergraphs[nb_filtergraphs - 1]->index = nb_filtergraphs - 1;
- filtergraphs[nb_filtergraphs - 1]->graph_desc = arg;
- return 0;
-}
-
-static int opt_progress(const char *opt, const char *arg)
-{
- AVIOContext *avio = NULL;
- int ret;
-
- if (!strcmp(arg, "-"))
- arg = "pipe:";
- ret = avio_open2(&avio, arg, AVIO_FLAG_WRITE, &int_cb, NULL);
- if (ret < 0) {
- av_log(0, AV_LOG_ERROR, "Failed to open progress URL \"%s\": %s\n",
- arg, av_err2str(ret));
- return ret;
- }
- progress_avio = avio;
- return 0;
-}
-
-#define OFFSET(x) offsetof(OptionsContext, x)
-static const OptionDef real_options[] = {
- /* main options */
-#include "cmdutils_common_opts.h"
- { "f", HAS_ARG | OPT_STRING | OPT_OFFSET, {.off = OFFSET(format)}, "force format", "fmt" },
- { "i", HAS_ARG | OPT_FUNC2, {(void*)opt_input_file}, "input file name", "filename" },
- { "y", OPT_BOOL, {(void*)&file_overwrite}, "overwrite output files" },
- { "n", OPT_BOOL, {(void*)&no_file_overwrite}, "do not overwrite output files" },
- { "c", HAS_ARG | OPT_STRING | OPT_SPEC, {.off = OFFSET(codec_names)}, "codec name", "codec" },
- { "codec", HAS_ARG | OPT_STRING | OPT_SPEC, {.off = OFFSET(codec_names)}, "codec name", "codec" },
- { "pre", HAS_ARG | OPT_STRING | OPT_SPEC, {.off = OFFSET(presets)}, "preset name", "preset" },
- { "map", HAS_ARG | OPT_EXPERT | OPT_FUNC2, {(void*)opt_map}, "set input stream mapping", "[-]input_file_id[:stream_specifier][,sync_file_id[:stream_specifier]]" },
- { "map_channel", HAS_ARG | OPT_EXPERT | OPT_FUNC2, {(void*)opt_map_channel}, "map an audio channel from one stream to another", "file.stream.channel[:syncfile.syncstream]" },
- { "map_metadata", HAS_ARG | OPT_STRING | OPT_SPEC, {.off = OFFSET(metadata_map)}, "set metadata information of outfile from infile",
- "outfile[,metadata]:infile[,metadata]" },
- { "map_chapters", OPT_INT | HAS_ARG | OPT_EXPERT | OPT_OFFSET, {.off = OFFSET(chapters_input_file)}, "set chapters mapping", "input_file_index" },
- { "t", HAS_ARG | OPT_TIME | OPT_OFFSET, {.off = OFFSET(recording_time)}, "record or transcode \"duration\" seconds of audio/video", "duration" },
- { "fs", HAS_ARG | OPT_INT64 | OPT_OFFSET, {.off = OFFSET(limit_filesize)}, "set the limit file size in bytes", "limit_size" }, //
- { "ss", HAS_ARG | OPT_TIME | OPT_OFFSET, {.off = OFFSET(start_time)}, "set the start time offset", "time_off" },
- { "itsoffset", HAS_ARG | OPT_TIME | OPT_OFFSET, {.off = OFFSET(input_ts_offset)}, "set the input ts offset", "time_off" },
- { "itsscale", HAS_ARG | OPT_DOUBLE | OPT_SPEC, {.off = OFFSET(ts_scale)}, "set the input ts scale", "scale" },
- { "timestamp", HAS_ARG | OPT_FUNC2, {(void*)opt_recording_timestamp}, "set the recording timestamp ('now' to set the current time)", "time" },
- { "metadata", HAS_ARG | OPT_STRING | OPT_SPEC, {.off = OFFSET(metadata)}, "add metadata", "string=string" },
- { "dframes", HAS_ARG | OPT_FUNC2, {(void*)opt_data_frames}, "set the number of data frames to record", "number" },
- { "benchmark", OPT_BOOL | OPT_EXPERT, {(void*)&do_benchmark},
- "add timings for benchmarking" },
- { "benchmark_all", OPT_BOOL | OPT_EXPERT, {(void*)&do_benchmark_all},
- "add timings for each task" },
- { "progress", HAS_ARG | OPT_EXPERT, {(void*)opt_progress},
- "write program-readable progress information", "url" },
- { "stdin", OPT_BOOL | OPT_EXPERT, {(void*)&stdin_interaction},
- "enable or disable interaction on standard input" },
- { "timelimit", HAS_ARG, {(void*)opt_timelimit}, "set max runtime in seconds", "limit" },
- { "dump", OPT_BOOL | OPT_EXPERT, {(void*)&do_pkt_dump},
- "dump each input packet" },
- { "hex", OPT_BOOL | OPT_EXPERT, {(void*)&do_hex_dump},
- "when dumping packets, also dump the payload" },
- { "re", OPT_BOOL | OPT_EXPERT | OPT_OFFSET, {.off = OFFSET(rate_emu)}, "read input at native frame rate", "" },
- { "target", HAS_ARG | OPT_FUNC2, {(void*)opt_target}, "specify target file type (\"vcd\", \"svcd\", \"dvd\", \"dv\", \"dv50\", \"pal-vcd\", \"ntsc-svcd\", ...)", "type" },
- { "vsync", HAS_ARG | OPT_EXPERT, {(void*)opt_vsync}, "video sync method", "" },
- { "async", HAS_ARG | OPT_INT | OPT_EXPERT, {(void*)&audio_sync_method}, "audio sync method", "" },
- { "adrift_threshold", HAS_ARG | OPT_FLOAT | OPT_EXPERT, {(void*)&audio_drift_threshold}, "audio drift threshold", "threshold" },
- { "copyts", OPT_BOOL | OPT_EXPERT, {(void*)©_ts}, "copy timestamps" },
- { "copytb", HAS_ARG | OPT_INT | OPT_EXPERT, {(void*)©_tb}, "copy input stream time base when stream copying", "mode" },
- { "shortest", OPT_BOOL | OPT_EXPERT, {(void*)&opt_shortest}, "finish encoding within shortest input" }, //
- { "dts_delta_threshold", HAS_ARG | OPT_FLOAT | OPT_EXPERT, {(void*)&dts_delta_threshold}, "timestamp discontinuity delta threshold", "threshold" },
- { "dts_error_threshold", HAS_ARG | OPT_FLOAT | OPT_EXPERT, {(void*)&dts_error_threshold}, "timestamp error delta threshold", "threshold" },
- { "xerror", OPT_BOOL, {(void*)&exit_on_error}, "exit on error", "error" },
- { "copyinkf", OPT_BOOL | OPT_EXPERT | OPT_SPEC, {.off = OFFSET(copy_initial_nonkeyframes)}, "copy initial non-keyframes" },
- { "frames", OPT_INT64 | HAS_ARG | OPT_SPEC, {.off = OFFSET(max_frames)}, "set the number of frames to record", "number" },
- { "tag", OPT_STRING | HAS_ARG | OPT_SPEC, {.off = OFFSET(codec_tags)}, "force codec tag/fourcc", "fourcc/tag" },
- { "q", HAS_ARG | OPT_EXPERT | OPT_DOUBLE | OPT_SPEC, {.off = OFFSET(qscale)}, "use fixed quality scale (VBR)", "q" },
- { "qscale", HAS_ARG | OPT_EXPERT | OPT_FUNC2, {(void*)opt_qscale}, "use fixed quality scale (VBR)", "q" },
- { "profile", HAS_ARG | OPT_EXPERT | OPT_FUNC2, {(void*)opt_profile}, "set profile", "profile" },
- { "filter", HAS_ARG | OPT_STRING | OPT_SPEC, {.off = OFFSET(filters)}, "set stream filterchain", "filter_list" },
- { "filter_complex", HAS_ARG | OPT_EXPERT, {(void*)opt_filter_complex}, "create a complex filtergraph", "graph_description" },
- { "stats", OPT_BOOL, {&print_stats}, "print progress report during encoding", },
- { "attach", HAS_ARG | OPT_FUNC2, {(void*)opt_attach}, "add an attachment to the output file", "filename" },
- { "dump_attachment", HAS_ARG | OPT_STRING | OPT_SPEC, {.off = OFFSET(dump_attachment)}, "extract an attachment into a file", "filename" },
- { "debug_ts", OPT_BOOL | OPT_EXPERT, {&debug_ts}, "print timestamp debugging info" },
-
- /* video options */
- { "vframes", HAS_ARG | OPT_VIDEO | OPT_FUNC2, {(void*)opt_video_frames}, "set the number of video frames to record", "number" },
- { "r", HAS_ARG | OPT_VIDEO | OPT_STRING | OPT_SPEC, {.off = OFFSET(frame_rates)}, "set frame rate (Hz value, fraction or abbreviation)", "rate" },
- { "s", HAS_ARG | OPT_VIDEO | OPT_STRING | OPT_SPEC, {.off = OFFSET(frame_sizes)}, "set frame size (WxH or abbreviation)", "size" },
- { "aspect", HAS_ARG | OPT_VIDEO | OPT_STRING | OPT_SPEC, {.off = OFFSET(frame_aspect_ratios)}, "set aspect ratio (4:3, 16:9 or 1.3333, 1.7777)", "aspect" },
- { "pix_fmt", HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_STRING | OPT_SPEC, {.off = OFFSET(frame_pix_fmts)}, "set pixel format", "format" },
- { "bits_per_raw_sample", OPT_INT | HAS_ARG | OPT_VIDEO, {(void*)&frame_bits_per_raw_sample}, "set the number of bits per raw sample", "number" },
- { "croptop", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_crop}, "Removed, use the crop filter instead", "size" },
- { "cropbottom", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_crop}, "Removed, use the crop filter instead", "size" },
- { "cropleft", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_crop}, "Removed, use the crop filter instead", "size" },
- { "cropright", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_crop}, "Removed, use the crop filter instead", "size" },
- { "padtop", HAS_ARG | OPT_VIDEO, {(void*)opt_pad}, "Removed, use the pad filter instead", "size" },
- { "padbottom", HAS_ARG | OPT_VIDEO, {(void*)opt_pad}, "Removed, use the pad filter instead", "size" },
- { "padleft", HAS_ARG | OPT_VIDEO, {(void*)opt_pad}, "Removed, use the pad filter instead", "size" },
- { "padright", HAS_ARG | OPT_VIDEO, {(void*)opt_pad}, "Removed, use the pad filter instead", "size" },
- { "padcolor", HAS_ARG | OPT_VIDEO, {(void*)opt_pad}, "Removed, use the pad filter instead", "color" },
- { "intra", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&intra_only}, "deprecated use -g 1"},
- { "vn", OPT_BOOL | OPT_VIDEO | OPT_OFFSET, {.off = OFFSET(video_disable)}, "disable video" },
- { "vdt", OPT_INT | HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)&video_discard}, "discard threshold", "n" },
- { "rc_override", HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_STRING | OPT_SPEC, {.off = OFFSET(rc_overrides)}, "rate control override for specific intervals", "override" },
- { "vcodec", HAS_ARG | OPT_VIDEO | OPT_FUNC2, {(void*)opt_video_codec}, "force video codec ('copy' to copy stream)", "codec" },
- { "sameq", OPT_BOOL | OPT_VIDEO, {(void*)&same_quant}, "use same quantizer as source (implies VBR)" },
- { "same_quant", OPT_BOOL | OPT_VIDEO, {(void*)&same_quant},
- "use same quantizer as source (implies VBR)" },
- { "timecode", HAS_ARG | OPT_VIDEO | OPT_FUNC2, {(void*)opt_timecode}, "set initial TimeCode value.", "hh:mm:ss[:;.]ff" },
- { "pass", HAS_ARG | OPT_VIDEO, {(void*)opt_pass}, "select the pass number (1 or 2)", "n" },
- { "passlogfile", HAS_ARG | OPT_VIDEO, {(void*)&opt_passlogfile}, "select two pass log file name prefix", "prefix" },
- { "deinterlace", OPT_EXPERT | OPT_VIDEO, {(void*)opt_deinterlace},
- "this option is deprecated, use the yadif filter instead" },
- { "psnr", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&do_psnr}, "calculate PSNR of compressed frames" },
- { "vstats", OPT_EXPERT | OPT_VIDEO, {(void*)&opt_vstats}, "dump video coding statistics to file" },
- { "vstats_file", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_vstats_file}, "dump video coding statistics to file", "file" },
- { "vf", HAS_ARG | OPT_VIDEO | OPT_FUNC2, {(void*)opt_video_filters}, "video filters", "filter list" },
- { "intra_matrix", HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_STRING | OPT_SPEC, {.off = OFFSET(intra_matrices)}, "specify intra matrix coeffs", "matrix" },
- { "inter_matrix", HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_STRING | OPT_SPEC, {.off = OFFSET(inter_matrices)}, "specify inter matrix coeffs", "matrix" },
- { "top", HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_INT| OPT_SPEC, {.off = OFFSET(top_field_first)}, "top=1/bottom=0/auto=-1 field first", "" },
- { "dc", OPT_INT | HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)&intra_dc_precision}, "intra_dc_precision", "precision" },
- { "vtag", HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_FUNC2, {(void*)opt_old2new}, "force video tag/fourcc", "fourcc/tag" },
- { "qphist", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, { (void *)&qp_hist }, "show QP histogram" },
- { "force_fps", OPT_BOOL | OPT_EXPERT | OPT_VIDEO | OPT_SPEC, {.off = OFFSET(force_fps)}, "force the selected framerate, disable the best supported framerate selection" },
- { "streamid", HAS_ARG | OPT_EXPERT | OPT_FUNC2, {(void*)opt_streamid}, "set the value of an outfile streamid", "streamIndex:value" },
- { "force_key_frames", OPT_STRING | HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_SPEC, {.off = OFFSET(forced_key_frames)}, "force key frames at specified timestamps", "timestamps" },
- { "b", HAS_ARG | OPT_VIDEO | OPT_FUNC2, {(void*)opt_bitrate}, "video bitrate (please use -b:v)", "bitrate" },
-
- /* audio options */
- { "aframes", HAS_ARG | OPT_AUDIO | OPT_FUNC2, {(void*)opt_audio_frames}, "set the number of audio frames to record", "number" },
- { "aq", HAS_ARG | OPT_AUDIO | OPT_FUNC2, {(void*)opt_audio_qscale}, "set audio quality (codec-specific)", "quality", },
- { "ar", HAS_ARG | OPT_AUDIO | OPT_INT | OPT_SPEC, {.off = OFFSET(audio_sample_rate)}, "set audio sampling rate (in Hz)", "rate" },
- { "ac", HAS_ARG | OPT_AUDIO | OPT_INT | OPT_SPEC, {.off = OFFSET(audio_channels)}, "set number of audio channels", "channels" },
- { "an", OPT_BOOL | OPT_AUDIO | OPT_OFFSET, {.off = OFFSET(audio_disable)}, "disable audio" },
- { "acodec", HAS_ARG | OPT_AUDIO | OPT_FUNC2, {(void*)opt_audio_codec}, "force audio codec ('copy' to copy stream)", "codec" },
- { "atag", HAS_ARG | OPT_EXPERT | OPT_AUDIO | OPT_FUNC2, {(void*)opt_old2new}, "force audio tag/fourcc", "fourcc/tag" },
- { "vol", OPT_INT | HAS_ARG | OPT_AUDIO, {(void*)&audio_volume}, "change audio volume (256=normal)" , "volume" }, //
- { "sample_fmt", HAS_ARG | OPT_EXPERT | OPT_AUDIO | OPT_SPEC | OPT_STRING, {.off = OFFSET(sample_fmts)}, "set sample format", "format" },
- { "channel_layout", HAS_ARG | OPT_EXPERT | OPT_AUDIO | OPT_FUNC2, {(void*)opt_channel_layout}, "set channel layout", "layout" },
- { "af", HAS_ARG | OPT_AUDIO | OPT_FUNC2, {(void*)opt_audio_filters}, "audio filters", "filter list" },
-
- /* subtitle options */
- { "sn", OPT_BOOL | OPT_SUBTITLE | OPT_OFFSET, {.off = OFFSET(subtitle_disable)}, "disable subtitle" },
- { "scodec", HAS_ARG | OPT_SUBTITLE | OPT_FUNC2, {(void*)opt_subtitle_codec}, "force subtitle codec ('copy' to copy stream)", "codec" },
- { "stag", HAS_ARG | OPT_EXPERT | OPT_SUBTITLE | OPT_FUNC2, {(void*)opt_old2new}, "force subtitle tag/fourcc", "fourcc/tag" },
-
- /* grab options */
- { "vc", HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_GRAB, {(void*)opt_video_channel}, "deprecated, use -channel", "channel" },
- { "tvstd", HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_GRAB, {(void*)opt_video_standard}, "deprecated, use -standard", "standard" },
- { "isync", OPT_BOOL | OPT_EXPERT | OPT_GRAB, {(void*)&input_sync}, "sync read on input", "" },
-
- /* muxer options */
- { "muxdelay", OPT_FLOAT | HAS_ARG | OPT_EXPERT | OPT_OFFSET, {.off = OFFSET(mux_max_delay)}, "set the maximum demux-decode delay", "seconds" },
- { "muxpreload", OPT_FLOAT | HAS_ARG | OPT_EXPERT | OPT_OFFSET, {.off = OFFSET(mux_preload)}, "set the initial demux-decode delay", "seconds" },
-
- { "bsf", HAS_ARG | OPT_STRING | OPT_SPEC, {.off = OFFSET(bitstream_filters)}, "A comma-separated list of bitstream filters", "bitstream_filters" },
- { "absf", HAS_ARG | OPT_AUDIO | OPT_EXPERT| OPT_FUNC2, {(void*)opt_old2new}, "deprecated", "audio bitstream_filters" },
- { "vbsf", HAS_ARG | OPT_VIDEO | OPT_EXPERT| OPT_FUNC2, {(void*)opt_old2new}, "deprecated", "video bitstream_filters" },
-
- { "apre", HAS_ARG | OPT_AUDIO | OPT_EXPERT| OPT_FUNC2, {(void*)opt_preset}, "set the audio options to the indicated preset", "preset" },
- { "vpre", HAS_ARG | OPT_VIDEO | OPT_EXPERT| OPT_FUNC2, {(void*)opt_preset}, "set the video options to the indicated preset", "preset" },
- { "spre", HAS_ARG | OPT_SUBTITLE | OPT_EXPERT| OPT_FUNC2, {(void*)opt_preset}, "set the subtitle options to the indicated preset", "preset" },
- { "fpre", HAS_ARG | OPT_EXPERT| OPT_FUNC2, {(void*)opt_preset}, "set options from indicated preset file", "filename" },
- /* data codec support */
- { "dcodec", HAS_ARG | OPT_DATA | OPT_FUNC2, {(void*)opt_data_codec}, "force data codec ('copy' to copy stream)", "codec" },
- { "dn", OPT_BOOL | OPT_VIDEO | OPT_OFFSET, {.off = OFFSET(data_disable)}, "disable data" },
-
- { "default", HAS_ARG | OPT_AUDIO | OPT_VIDEO | OPT_EXPERT, {(void*)opt_default}, "generic catch all option", "" },
- { NULL, },
-};
-
int main(int argc, char **argv)
{
OptionsContext o = { 0 };
int64_t ti;
- options = real_options;
reset_options(&o, 0);
av_log_set_flags(AV_LOG_SKIP_REPEATED);
exit_program(1);
}
- if (nb_input_files == 0) {
- av_log(NULL, AV_LOG_FATAL, "At least one input file must be specified\n");
- exit_program(1);
- }
+// if (nb_input_files == 0) {
+// av_log(NULL, AV_LOG_FATAL, "At least one input file must be specified\n");
+// exit_program(1);
+// }
current_time = ti = getutime();
if (transcode() < 0)