X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=ffmpeg.c;h=662e84af66fa73221ae634a4c72e1bdc57f2a0b5;hb=b2bc48ae22969256334988238f284c78e73c89e4;hp=ac428d5d1f0c120ed7913a66fb3052e75d4dab96;hpb=7a72695c05f12f21a62dc99fa64d1726fc11b236;p=ffmpeg diff --git a/ffmpeg.c b/ffmpeg.c index ac428d5d1f0..662e84af66f 100644 --- a/ffmpeg.c +++ b/ffmpeg.c @@ -29,7 +29,6 @@ #include #include #include -#include #include #if HAVE_ISATTY #include @@ -94,88 +93,29 @@ #include +#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; @@ -186,161 +126,18 @@ static int transcoding_finished; #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; - - struct sub2video { - int64_t last_pts; - AVFilterBufferRef *ref; - int w, h; - } sub2video; - - /* 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 @@ -349,166 +146,6 @@ static struct termios oldtty; 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);\ - }\ -} - -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, ...) -{ - 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; - } -} /* sub2video hack: Convert subtitles to video with alpha to insert them in filter graphs. @@ -516,51 +153,6 @@ static void update_benchmark(const char *fmt, ...) */ -static int sub2video_prepare(InputStream *ist) -{ - AVFormatContext *avf = input_files[ist->file_index]->ctx; - int i, ret, w, h; - uint8_t *image[4]; - int linesize[4]; - - /* Compute the size of the canvas for the subtitles stream. - If the subtitles codec has set a size, use it. Otherwise use the - maximum dimensions of the video streams in the same file. */ - w = ist->st->codec->width; - h = ist->st->codec->height; - if (!(w && h)) { - for (i = 0; i < avf->nb_streams; i++) { - if (avf->streams[i]->codec->codec_type == AVMEDIA_TYPE_VIDEO) { - w = FFMAX(w, avf->streams[i]->codec->width); - h = FFMAX(h, avf->streams[i]->codec->height); - } - } - if (!(w && h)) { - w = FFMAX(w, 720); - h = FFMAX(h, 576); - } - av_log(avf, AV_LOG_INFO, "sub2video: using %dx%d canvas\n", w, h); - } - ist->sub2video.w = ist->st->codec->width = w; - ist->sub2video.h = ist->st->codec->height = h; - - /* rectangles are PIX_FMT_PAL8, but we have no guarantee that the - palettes for all rectangles are identical or compatible */ - ist->st->codec->pix_fmt = PIX_FMT_RGB32; - - ret = av_image_alloc(image, linesize, w, h, PIX_FMT_RGB32, 32); - if (ret < 0) - return ret; - memset(image[0], 0, h * linesize[0]); - ist->sub2video.ref = avfilter_get_video_buffer_ref_from_arrays( - image, linesize, AV_PERM_READ | AV_PERM_PRESERVE, - w, h, PIX_FMT_RGB32); - if (!ist->sub2video.ref) { - av_free(image[0]); - return AVERROR(ENOMEM); - } - return 0; -} static void sub2video_copy_rect(uint8_t *dst, int dst_linesize, int w, int h, AVSubtitleRect *r) @@ -659,1681 +251,944 @@ static void sub2video_flush(InputStream *ist) /* end of sub2video hack */ -static void reset_options(OptionsContext *o, int is_input) +void term_exit(void) { - const OptionDef *po = options; - OptionsContext bak= *o; - 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(); + av_log(NULL, AV_LOG_QUIET, "%s", ""); +#if HAVE_TERMIOS_H + if(restore_tty) + tcsetattr (0, TCSANOW, &oldtty); +#endif } -static enum PixelFormat choose_pixel_fmt(AVStream *st, AVCodec *codec, enum PixelFormat target) +static volatile int received_sigterm = 0; +static volatile int received_nb_signals = 0; + +static void +sigterm_handler(int sig) { - 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 == AV_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 == AV_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; - } - } - return target; + received_sigterm = sig; + received_nb_signals++; + term_exit(); + if(received_nb_signals > 3) + exit(123); } -static char *choose_pix_fmts(OutputStream *ost) +void term_init(void) { - 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); +#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); - p = ost->enc->pix_fmts; - if (ost->st->codec->strict_std_compliance <= FF_COMPLIANCE_UNOFFICIAL) { - if (ost->st->codec->codec_id == AV_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 == AV_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 }; - } - } + 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 (; *p != PIX_FMT_NONE; p++) { - const char *name = av_get_pix_fmt_name(*p); - avio_printf(s, "%s:", name); + tcsetattr (0, TCSANOW, &tty); } - len = avio_close_dyn_buf(s, &ret); - ret[len - 1] = 0; - return ret; - } else - return NULL; -} + signal(SIGQUIT, sigterm_handler); /* Quit (POSIX). */ + } +#endif + avformat_network_deinit(); -/** - * 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; \ + signal(SIGINT , sigterm_handler); /* Interrupt (ANSI). */ + signal(SIGTERM, sigterm_handler); /* Termination (ANSI). */ +#ifdef SIGXCPU + signal(SIGXCPU, sigterm_handler); +#endif } -#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); - -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) +/* read a key without blocking */ +static int read_key(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]; - - filtergraphs = grow_array(filtergraphs, sizeof(*filtergraphs), - &nb_filtergraphs, nb_filtergraphs + 1); - filtergraphs[nb_filtergraphs - 1] = fg; - - return fg; -} + unsigned char ch; +#if HAVE_TERMIOS_H + int n = 1; + struct timeval tv; + fd_set rfds; -static void init_input_filter(FilterGraph *fg, AVFilterInOut *in) -{ - InputStream *ist = NULL; - enum AVMediaType type = avfilter_pad_get_type(in->filter_ctx->input_pads, in->pad_idx); - int i; + 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; - // 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); + 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 (in->name) { - AVFormatContext *s; - AVStream *st = NULL; - char *p; - int file_idx = strtol(in->name, &p, 0); - - 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; - - for (i = 0; i < s->nb_streams; i++) { - enum AVMediaType stream_type = s->streams[i]->codec->codec_type; - if (stream_type != type && - !(stream_type == AVMEDIA_TYPE_SUBTITLE && - type == AVMEDIA_TYPE_VIDEO /* sub2video hack */)) - 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); + 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; } } - 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; - - 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]; +# endif + if(kbhit()) + return(getch()); +#endif + return -1; } -static int configure_output_video_filter(FilterGraph *fg, OutputFilter *ofilter, AVFilterInOut *out) +static int decode_interrupt_cb(void *ctx) { - 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); + return received_nb_signals > 1; +} - if (ret < 0) - return ret; +const AVIOInterruptCB int_cb = { decode_interrupt_cb, NULL }; - 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; +void av_noreturn exit_program(int ret) +{ + int i, j; - last_filter = filter; - pad_idx = 0; + 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 ((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; + av_freep(&subtitle_out); - last_filter = filter; - pad_idx = 0; - av_freep(&pix_fmts); + /* close files */ + for (i = 0; i < nb_output_files; i++) { + AVFormatContext *s = output_files[i]->ctx; + if (!(s->oformat->flags & AVFMT_NOFILE) && s->pb) + avio_close(s->pb); + avformat_free_context(s); + av_dict_free(&output_files[i]->opts); + av_freep(&output_files[i]); } + for (i = 0; i < nb_output_streams; i++) { + AVBitStreamFilterContext *bsfc = output_streams[i]->bitstream_filters; + while (bsfc) { + AVBitStreamFilterContext *next = bsfc->next; + av_bitstream_filter_close(bsfc); + bsfc = next; + } + output_streams[i]->bitstream_filters = NULL; - 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; + av_freep(&output_streams[i]->forced_keyframes); + av_freep(&output_streams[i]->avfilter); + av_freep(&output_streams[i]->filtered_frame); + av_freep(&output_streams[i]); } - - if ((ret = avfilter_link(last_filter, pad_idx, ofilter->filter, 0)) < 0) - return ret; - - return 0; -} - -static int configure_output_audio_filter(FilterGraph *fg, OutputFilter *ofilter, AVFilterInOut *out) -{ - 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; - - - 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; - -#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_input_files; i++) { + avformat_close_input(&input_files[i]->ctx); + av_freep(&input_files[i]); + } + for (i = 0; i < nb_input_streams; 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]); } - 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; + if (vstats_file) + fclose(vstats_file); + av_free(vstats_filename); - ret = avfilter_link(last_filter, pad_idx, format, 0); - if (ret < 0) - return ret; + av_freep(&input_streams); + av_freep(&input_files); + av_freep(&output_streams); + av_freep(&output_files); - last_filter = format; - pad_idx = 0; - } + uninit_opts(); - if (audio_volume != 256 && 0) { - char args[256]; + avfilter_uninit(); + avformat_network_deinit(); - snprintf(args, sizeof(args), "%f", audio_volume / 256.); - AUTO_INSERT_FILTER("-vol", "volume", args); + if (received_sigterm) { + av_log(NULL, AV_LOG_INFO, "Received signal %d: terminating.\n", + (int) received_sigterm); + exit (255); } - 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); \ + exit(ret); } -static int configure_output_filter(FilterGraph *fg, OutputFilter *ofilter, AVFilterInOut *out) +void assert_avoptions(AVDictionary *m) { - 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); + AVDictionaryEntry *t; + if ((t = av_dict_get(m, "", NULL, AV_DICT_IGNORE_SUFFIX))) { + av_log(NULL, AV_LOG_FATAL, "Option %s not found.\n", t->key); + exit_program(1); } } -static int configure_input_video_filter(FilterGraph *fg, InputFilter *ifilter, - AVFilterInOut *in) +static void assert_codec_experimental(AVCodecContext *c, int encoder) { - AVFilterContext *first_filter = in->filter_ctx; - AVFilter *filter = avfilter_get_by_name("buffer"); - InputStream *ist = ifilter->ist; - AVRational tb = ist->framerate.num ? av_inv_q(ist->framerate) : - 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; - - if (ist->st->codec->codec_type == AVMEDIA_TYPE_SUBTITLE) { - ret = sub2video_prepare(ist); - if (ret < 0) - return ret; + const char *codec_string = encoder ? "encoder" : "decoder"; + AVCodec *codec; + if (c->codec->capabilities & CODEC_CAP_EXPERIMENTAL && + c->strict_std_compliance > FF_COMPLIANCE_EXPERIMENTAL) { + av_log(NULL, AV_LOG_FATAL, "%s '%s' is experimental and might produce bad " + "results.\nAdd '-strict experimental' if you want to use it.\n", + codec_string, c->codec->name); + codec = encoder ? avcodec_find_encoder(c->codec->id) : avcodec_find_decoder(c->codec->id); + if (!(codec->capabilities & CODEC_CAP_EXPERIMENTAL)) + av_log(NULL, AV_LOG_FATAL, "Or use the non experimental %s '%s'.\n", + codec_string, codec->name); + exit_program(1); } +} - 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; +static void update_benchmark(const char *fmt, ...) +{ + if (do_benchmark_all) { + int64_t t = getutime(); + va_list va; + char buf[1024]; - first_filter = setpts; - pad_idx = 0; + 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 ((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) +static void write_frame(AVFormatContext *s, AVPacket *pkt, OutputStream *ost) { - 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]; + AVBitStreamFilterContext *bsfc = ost->bitstream_filters; + AVCodecContext *avctx = ost->st->codec; 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; + if ((avctx->codec_type == AVMEDIA_TYPE_VIDEO && video_sync_method == VSYNC_DROP) || + (avctx->codec_type == AVMEDIA_TYPE_AUDIO && audio_sync_method < 0)) + pkt->pts = pkt->dts = AV_NOPTS_VALUE; -#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 (avctx->codec_type == AVMEDIA_TYPE_AUDIO && pkt->dts != AV_NOPTS_VALUE) { + int64_t max = ost->st->cur_dts + !(s->oformat->flags & AVFMT_TS_NONSTRICT); + if (ost->st->cur_dts && ost->st->cur_dts != AV_NOPTS_VALUE && max > pkt->dts) { + av_log(s, max - pkt->dts > 2 ? AV_LOG_WARNING : AV_LOG_DEBUG, "Audio timestamp %"PRId64" < %"PRId64" invalid, cliping\n", pkt->dts, max); + pkt->pts = pkt->dts = max; + } } -// 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); -// } + /* + * Audio encoders may split the packets -- #frames in != #packets out. + * But there is no reordering, so we can limit the number of output packets + * by simply dropping them here. + * Counting encoded video frames needs to be done separately because of + * reordering, see do_video_out() + */ + if (!(avctx->codec_type == AVMEDIA_TYPE_VIDEO && avctx->codec)) { + if (ost->frame_number >= ost->max_frames) { + av_free_packet(pkt); + return; + } + ost->frame_number++; + } - if (audio_volume != 256) { - char args[256]; + while (bsfc) { + AVPacket new_pkt = *pkt; + int a = av_bitstream_filter_filter(bsfc, avctx, NULL, + &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; + } else if (a < 0) { + av_log(NULL, AV_LOG_ERROR, "Failed to open bitstream filter %s for stream %d with codec %s", + bsfc->filter->name, pkt->stream_index, + avctx->codec ? avctx->codec->name : "copy"); + print_error("", a); + if (exit_on_error) + exit_program(1); + } + *pkt = new_pkt; - snprintf(args, sizeof(args), "%f", audio_volume / 256.); - AUTO_INSERT_FILTER_INPUT("-vol", "volume", args); + bsfc = bsfc->next; } - if ((ret = avfilter_link(ifilter->filter, 0, first_filter, pad_idx)) < 0) - return ret; - return 0; + pkt->stream_index = ost->index; + ret = av_interleaved_write_frame(s, pkt); + if (ret < 0) { + print_error("av_interleaved_write_frame()", ret); + exit_program(1); + } } -static int configure_input_filter(FilterGraph *fg, InputFilter *ifilter, - AVFilterInOut *in) +static int check_recording_time(OutputStream *ost) { - av_freep(&ifilter->name); - DESCRIBE_FILTER_LINK(ifilter, in, 1); + OutputFile *of = output_files[ost->file_index]; - 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); + 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->finished = 1; + return 0; } + return 1; } -static int configure_filtergraph(FilterGraph *fg) +static void do_audio_out(AVFormatContext *s, OutputStream *ost, + AVFrame *frame) { - 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; + AVCodecContext *enc = ost->st->codec; + AVPacket pkt; + int got_packet = 0; - avfilter_graph_free(&fg->graph); - if (!(fg->graph = avfilter_graph_alloc())) - return AVERROR(ENOMEM); + av_init_packet(&pkt); + pkt.data = NULL; + pkt.size = 0; - 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 (!check_recording_time(ost)) + return; - if ((ret = avfilter_graph_parse2(fg->graph, graph_desc, &inputs, &outputs)) < 0) - return ret; + if (frame->pts == AV_NOPTS_VALUE || audio_sync_method < 0) + frame->pts = ost->sync_opts; + ost->sync_opts = frame->pts + frame->nb_samples; - 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); + av_assert0(pkt.size || !pkt.data); + update_benchmark(NULL); + if (avcodec_encode_audio2(enc, &pkt, frame, &got_packet) < 0) { + av_log(NULL, AV_LOG_FATAL, "Audio encoding failed (avcodec_encode_audio2)\n"); + exit_program(1); } + update_benchmark("encode_audio %d.%d", ost->file_index, ost->index); - for (cur = inputs; !simple && init && cur; cur = cur->next) - init_input_filter(fg, cur); + if (got_packet) { + if (pkt.pts != AV_NOPTS_VALUE) + pkt.pts = av_rescale_q(pkt.pts, enc->time_base, ost->st->time_base); + if (pkt.dts != AV_NOPTS_VALUE) + pkt.dts = av_rescale_q(pkt.dts, enc->time_base, ost->st->time_base); + if (pkt.duration > 0) + pkt.duration = av_rescale_q(pkt.duration, enc->time_base, ost->st->time_base); - 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 (debug_ts) { + av_log(NULL, AV_LOG_INFO, "encoder -> type:audio " + "pkt_pts:%s pkt_pts_time:%s pkt_dts:%s pkt_dts_time:%s\n", + av_ts2str(pkt.pts), av_ts2timestr(pkt.pts, &ost->st->time_base), + av_ts2str(pkt.dts), av_ts2timestr(pkt.dts, &ost->st->time_base)); + } - 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); + write_frame(s, &pkt, ost); - 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; - } + audio_size += pkt.size; + av_free_packet(&pkt); } - - return 0; } -static int configure_complex_filters(void) +static void pre_process_video_frame(InputStream *ist, AVPicture *picture, void **bufp) { - int i, ret = 0; + AVCodecContext *dec; + AVPicture *picture2; + AVPicture picture_tmp; + uint8_t *buf = 0; - for (i = 0; i < nb_filtergraphs; i++) - if (!filtergraphs[i]->graph && - (ret = configure_filtergraph(filtergraphs[i])) < 0) - return ret; - return 0; -} + dec = ist->st->codec; -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; -} + /* deinterlace : must be done before any resize */ + if (do_deinterlace) { + int size; -static void term_exit(void) -{ - av_log(NULL, AV_LOG_QUIET, "%s", ""); -#if HAVE_TERMIOS_H - if(restore_tty) - tcsetattr (0, TCSANOW, &oldtty); -#endif -} + /* create temporary picture */ + size = avpicture_get_size(dec->pix_fmt, dec->width, dec->height); + buf = av_malloc(size); + if (!buf) + return; -static volatile int received_sigterm = 0; + picture2 = &picture_tmp; + avpicture_fill(picture2, buf, dec->pix_fmt, dec->width, dec->height); -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); + if (avpicture_deinterlace(picture2, picture, + dec->pix_fmt, dec->width, dec->height) < 0) { + /* if error, do not deinterlace */ + av_log(NULL, AV_LOG_WARNING, "Deinterlacing failed\n"); + av_free(buf); + buf = NULL; + picture2 = picture; } - signal(SIGQUIT, sigterm_handler); /* Quit (POSIX). */ + } else { + picture2 = picture; } -#endif - avformat_network_deinit(); - signal(SIGINT , sigterm_handler); /* Interrupt (ANSI). */ - signal(SIGTERM, sigterm_handler); /* Termination (ANSI). */ -#ifdef SIGXCPU - signal(SIGXCPU, sigterm_handler); -#endif + if (picture != picture2) + *picture = *picture2; + *bufp = buf; } -/* read a key without blocking */ -static int read_key(void) +static void do_subtitle_out(AVFormatContext *s, + OutputStream *ost, + InputStream *ist, + AVSubtitle *sub, + int64_t pts) { - 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; + int subtitle_out_max_size = 1024 * 1024; + int subtitle_out_size, nb, i; + AVCodecContext *enc; + AVPacket pkt; - 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 (pts == AV_NOPTS_VALUE) { + av_log(NULL, AV_LOG_ERROR, "Subtitle packets must have a pts\n"); + if (exit_on_error) + exit_program(1); + return; } - 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; -} + enc = ost->st->codec; -static int decode_interrupt_cb(void *ctx) -{ - return received_nb_signals > 1; -} + if (!subtitle_out) { + subtitle_out = av_malloc(subtitle_out_max_size); + } -static const AVIOInterruptCB int_cb = { decode_interrupt_cb, NULL }; + /* 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 == AV_CODEC_ID_DVB_SUBTITLE) + nb = 2; + else + nb = 1; -void av_noreturn exit_program(int ret) -{ - int i, j; + /* 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, AV_TIME_BASE_Q, enc->time_base); + if (!check_recording_time(ost)) + return; - 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]); + 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) { + av_log(NULL, AV_LOG_FATAL, "Subtitle encoding failed\n"); + exit_program(1); } - av_freep(&filtergraphs[i]->outputs); - av_freep(&filtergraphs[i]); - } - av_freep(&filtergraphs); - - av_freep(&subtitle_out); - /* close files */ - for (i = 0; i < nb_output_files; i++) { - AVFormatContext *s = output_files[i]->ctx; - if (!(s->oformat->flags & AVFMT_NOFILE) && s->pb) - avio_close(s->pb); - avformat_free_context(s); - av_dict_free(&output_files[i]->opts); - av_freep(&output_files[i]); - } - for (i = 0; i < nb_output_streams; i++) { - AVBitStreamFilterContext *bsfc = output_streams[i]->bitstream_filters; - while (bsfc) { - AVBitStreamFilterContext *next = bsfc->next; - av_bitstream_filter_close(bsfc); - bsfc = next; + av_init_packet(&pkt); + pkt.data = subtitle_out; + 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 == AV_CODEC_ID_DVB_SUBTITLE) { + /* XXX: the pts correction is handled here. Maybe handling + it in the codec would be better */ + if (i == 0) + pkt.pts += 90 * sub->start_display_time; + else + pkt.pts += 90 * sub->end_display_time; } - 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]); - } - for (i = 0; i < nb_input_files; i++) { - avformat_close_input(&input_files[i]->ctx); - av_freep(&input_files[i]); - } - for (i = 0; i < nb_input_streams; 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]); + write_frame(s, &pkt, ost); + subtitle_size += pkt.size; } +} - if (vstats_file) - fclose(vstats_file); - av_free(vstats_filename); +static void do_video_out(AVFormatContext *s, + OutputStream *ost, + AVFrame *in_picture, + float quality) +{ + int ret, format_video_sync; + AVPacket pkt; + AVCodecContext *enc = ost->st->codec; + int nb_frames, i; + double sync_ipts, delta; + double duration = 0; + int frame_size = 0; + InputStream *ist = NULL; - av_freep(&input_streams); - av_freep(&input_files); - av_freep(&output_streams); - av_freep(&output_files); + if (ost->source_index >= 0) + ist = input_streams[ost->source_index]; - uninit_opts(); + if(ist && ist->st->start_time != AV_NOPTS_VALUE && ist->st->first_dts != AV_NOPTS_VALUE && ost->frame_rate.num) + duration = 1/(av_q2d(ost->frame_rate) * av_q2d(enc->time_base)); - avfilter_uninit(); - avformat_network_deinit(); + sync_ipts = in_picture->pts; + delta = sync_ipts - ost->sync_opts + duration; - if (received_sigterm) { - av_log(NULL, AV_LOG_INFO, "Received signal %d: terminating.\n", - (int) received_sigterm); - exit (255); - } + /* by default, we output a single frame */ + nb_frames = 1; - exit(ret); -} + format_video_sync = video_sync_method; + if (format_video_sync == VSYNC_AUTO) + format_video_sync = (s->oformat->flags & AVFMT_VARIABLE_FPS) ? ((s->oformat->flags & AVFMT_NOTIMESTAMPS) ? VSYNC_PASSTHROUGH : VSYNC_VFR) : 1; -static void assert_avoptions(AVDictionary *m) -{ - AVDictionaryEntry *t; - if ((t = av_dict_get(m, "", NULL, AV_DICT_IGNORE_SUFFIX))) { - av_log(NULL, AV_LOG_FATAL, "Option %s not found.\n", t->key); - exit_program(1); - } -} - -static void assert_codec_experimental(AVCodecContext *c, int encoder) -{ - const char *codec_string = encoder ? "encoder" : "decoder"; - AVCodec *codec; - if (c->codec->capabilities & CODEC_CAP_EXPERIMENTAL && - c->strict_std_compliance > FF_COMPLIANCE_EXPERIMENTAL) { - av_log(NULL, AV_LOG_FATAL, "%s '%s' is experimental and might produce bad " - "results.\nAdd '-strict experimental' if you want to use it.\n", - codec_string, c->codec->name); - codec = encoder ? avcodec_find_encoder(c->codec->id) : avcodec_find_decoder(c->codec->id); - if (!(codec->capabilities & CODEC_CAP_EXPERIMENTAL)) - av_log(NULL, AV_LOG_FATAL, "Or use the non experimental %s '%s'.\n", - codec_string, codec->name); - exit_program(1); + switch (format_video_sync) { + case VSYNC_CFR: + // FIXME set to 0.5 after we fix some dts/pts bugs like in avidec.c + if (delta < -1.1) + nb_frames = 0; + else if (delta > 1.1) + nb_frames = lrintf(delta); + break; + case VSYNC_VFR: + if (delta <= -0.6) + nb_frames = 0; + else if (delta > 0.6) + ost->sync_opts = lrint(sync_ipts); + break; + case VSYNC_DROP: + case VSYNC_PASSTHROUGH: + ost->sync_opts = lrint(sync_ipts); + break; + default: + av_assert0(0); } -} -static void choose_sample_fmt(AVStream *st, AVCodec *codec) -{ - 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]; + nb_frames = FFMIN(nb_frames, ost->max_frames - ost->frame_number); + if (nb_frames == 0) { + nb_frames_drop++; + av_log(NULL, AV_LOG_VERBOSE, "*** drop!\n"); + return; + } else if (nb_frames > 1) { + if (nb_frames > dts_error_threshold * 30) { + av_log(NULL, AV_LOG_ERROR, "%d frame duplication too large, skiping\n", nb_frames - 1); + nb_frames_drop++; + return; } + nb_frames_dup += nb_frames - 1; + av_log(NULL, AV_LOG_VERBOSE, "*** %d dup!\n", nb_frames - 1); } -} -static void write_frame(AVFormatContext *s, AVPacket *pkt, OutputStream *ost) -{ - AVBitStreamFilterContext *bsfc = ost->bitstream_filters; - AVCodecContext *avctx = ost->st->codec; - int ret; + /* duplicates frame if needed */ + for (i = 0; i < nb_frames; i++) { + av_init_packet(&pkt); + pkt.data = NULL; + pkt.size = 0; - if ((avctx->codec_type == AVMEDIA_TYPE_VIDEO && video_sync_method == VSYNC_DROP) || - (avctx->codec_type == AVMEDIA_TYPE_AUDIO && audio_sync_method < 0)) - pkt->pts = pkt->dts = AV_NOPTS_VALUE; + in_picture->pts = ost->sync_opts; - if (avctx->codec_type == AVMEDIA_TYPE_AUDIO && pkt->dts != AV_NOPTS_VALUE) { - int64_t max = ost->st->cur_dts + !(s->oformat->flags & AVFMT_TS_NONSTRICT); - if (ost->st->cur_dts && ost->st->cur_dts != AV_NOPTS_VALUE && max > pkt->dts) { - av_log(s, max - pkt->dts > 2 ? AV_LOG_WARNING : AV_LOG_DEBUG, "Audio timestamp %"PRId64" < %"PRId64" invalid, cliping\n", pkt->dts, max); - pkt->pts = pkt->dts = max; - } - } + if (!check_recording_time(ost)) + return; - /* - * Audio encoders may split the packets -- #frames in != #packets out. - * But there is no reordering, so we can limit the number of output packets - * by simply dropping them here. - * Counting encoded video frames needs to be done separately because of - * reordering, see do_video_out() - */ - if (!(avctx->codec_type == AVMEDIA_TYPE_VIDEO && avctx->codec)) { - if (ost->frame_number >= ost->max_frames) { - av_free_packet(pkt); - return; + if (s->oformat->flags & AVFMT_RAWPICTURE && + enc->codec->id == AV_CODEC_ID_RAWVIDEO) { + /* raw pictures are written as AVPicture structure to + avoid any copies. We support temporarily the older + method. */ + enc->coded_frame->interlaced_frame = in_picture->interlaced_frame; + enc->coded_frame->top_field_first = in_picture->top_field_first; + pkt.data = (uint8_t *)in_picture; + pkt.size = sizeof(AVPicture); + pkt.pts = av_rescale_q(in_picture->pts, enc->time_base, ost->st->time_base); + pkt.flags |= AV_PKT_FLAG_KEY; + + write_frame(s, &pkt, ost); + video_size += pkt.size; + } else { + int got_packet; + AVFrame big_picture; + + big_picture = *in_picture; + /* better than nothing: use input picture interlaced + settings */ + big_picture.interlaced_frame = in_picture->interlaced_frame; + if (ost->st->codec->flags & (CODEC_FLAG_INTERLACED_DCT|CODEC_FLAG_INTERLACED_ME)) { + if (ost->top_field_first == -1) + big_picture.top_field_first = in_picture->top_field_first; + else + big_picture.top_field_first = !!ost->top_field_first; } - ost->frame_number++; - } - while (bsfc) { - AVPacket new_pkt = *pkt; - int a = av_bitstream_filter_filter(bsfc, avctx, NULL, - &new_pkt.data, &new_pkt.size, - pkt->data, pkt->size, - pkt->flags & AV_PKT_FLAG_KEY); - if (a > 0) { - av_free_packet(pkt); - new_pkt.destruct = av_destruct_packet; - } else if (a < 0) { - av_log(NULL, AV_LOG_ERROR, "Failed to open bitstream filter %s for stream %d with codec %s", - bsfc->filter->name, pkt->stream_index, - avctx->codec ? avctx->codec->name : "copy"); - print_error("", a); - if (exit_on_error) - exit_program(1); + /* handles same_quant here. This is not correct because it may + not be a global option */ + big_picture.quality = quality; + if (!enc->me_threshold) + big_picture.pict_type = 0; + if (ost->forced_kf_index < ost->forced_kf_count && + big_picture.pts >= ost->forced_kf_pts[ost->forced_kf_index]) { + big_picture.pict_type = AV_PICTURE_TYPE_I; + ost->forced_kf_index++; + } + update_benchmark(NULL); + ret = avcodec_encode_video2(enc, &pkt, &big_picture, &got_packet); + update_benchmark("encode_video %d.%d", ost->file_index, ost->index); + if (ret < 0) { + av_log(NULL, AV_LOG_FATAL, "Video encoding failed\n"); + exit_program(1); } - *pkt = new_pkt; - bsfc = bsfc->next; - } + if (got_packet) { + if (pkt.pts == AV_NOPTS_VALUE && !(enc->codec->capabilities & CODEC_CAP_DELAY)) + pkt.pts = ost->sync_opts; - pkt->stream_index = ost->index; - ret = av_interleaved_write_frame(s, pkt); - if (ret < 0) { - print_error("av_interleaved_write_frame()", ret); - exit_program(1); + if (pkt.pts != AV_NOPTS_VALUE) + pkt.pts = av_rescale_q(pkt.pts, enc->time_base, ost->st->time_base); + if (pkt.dts != AV_NOPTS_VALUE) + pkt.dts = av_rescale_q(pkt.dts, enc->time_base, ost->st->time_base); + + if (debug_ts) { + av_log(NULL, AV_LOG_INFO, "encoder -> type:video " + "pkt_pts:%s pkt_pts_time:%s pkt_dts:%s pkt_dts_time:%s\n", + av_ts2str(pkt.pts), av_ts2timestr(pkt.pts, &ost->st->time_base), + av_ts2str(pkt.dts), av_ts2timestr(pkt.dts, &ost->st->time_base)); + } + + write_frame(s, &pkt, ost); + frame_size = pkt.size; + video_size += pkt.size; + av_free_packet(&pkt); + + /* if two pass, output log */ + if (ost->logfile && enc->stats_out) { + fprintf(ost->logfile, "%s", enc->stats_out); + } + } } + ost->sync_opts++; + /* + * For video, number of frames in == number of packets out. + * But there may be reordering, so we can't throw away frames on encoder + * flush, we need to limit them here, before they go into encoder. + */ + ost->frame_number++; + } + + if (vstats_filename && frame_size) + do_video_stats(output_files[ost->file_index]->ctx, ost, frame_size); } -static int check_recording_time(OutputStream *ost) +static double psnr(double d) { - OutputFile *of = output_files[ost->file_index]; - - 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; - return 0; - } - return 1; + return -10.0 * log(d) / log(10.0); } -static void do_audio_out(AVFormatContext *s, OutputStream *ost, - AVFrame *frame) +static void do_video_stats(AVFormatContext *os, OutputStream *ost, + int frame_size) { - AVCodecContext *enc = ost->st->codec; - AVPacket pkt; - int got_packet = 0; + AVCodecContext *enc; + int frame_number; + double ti1, bitrate, avg_bitrate; - av_init_packet(&pkt); - pkt.data = NULL; - pkt.size = 0; + /* this is executed just the first time do_video_stats is called */ + if (!vstats_file) { + vstats_file = fopen(vstats_filename, "w"); + if (!vstats_file) { + perror("fopen"); + exit_program(1); + } + } - if (!check_recording_time(ost)) - return; + enc = ost->st->codec; + if (enc->codec_type == AVMEDIA_TYPE_VIDEO) { + frame_number = ost->frame_number; + fprintf(vstats_file, "frame= %5d q= %2.1f ", frame_number, enc->coded_frame->quality / (float)FF_QP2LAMBDA); + if (enc->flags&CODEC_FLAG_PSNR) + fprintf(vstats_file, "PSNR= %6.2f ", psnr(enc->coded_frame->error[0] / (enc->width * enc->height * 255.0 * 255.0))); - if (frame->pts == AV_NOPTS_VALUE || audio_sync_method < 0) - frame->pts = ost->sync_opts; - ost->sync_opts = frame->pts + frame->nb_samples; + fprintf(vstats_file,"f_size= %6d ", frame_size); + /* compute pts value */ + ti1 = ost->sync_opts * av_q2d(enc->time_base); + if (ti1 < 0.01) + ti1 = 0.01; - av_assert0(pkt.size || !pkt.data); - update_benchmark(NULL); - if (avcodec_encode_audio2(enc, &pkt, frame, &got_packet) < 0) { - av_log(NULL, AV_LOG_FATAL, "Audio encoding failed (avcodec_encode_audio2)\n"); - exit_program(1); + bitrate = (frame_size * 8) / av_q2d(enc->time_base) / 1000.0; + avg_bitrate = (double)(video_size * 8) / ti1 / 1000.0; + fprintf(vstats_file, "s_size= %8.0fkB time= %0.3f br= %7.1fkbits/s avg_br= %7.1fkbits/s ", + (double)video_size / 1024, ti1, bitrate, avg_bitrate); + fprintf(vstats_file, "type= %c\n", av_get_picture_type_char(enc->coded_frame->pict_type)); } - update_benchmark("encode_audio %d.%d", ost->file_index, ost->index); +} - if (got_packet) { - if (pkt.pts != AV_NOPTS_VALUE) - pkt.pts = av_rescale_q(pkt.pts, enc->time_base, ost->st->time_base); - if (pkt.dts != AV_NOPTS_VALUE) - pkt.dts = av_rescale_q(pkt.dts, enc->time_base, ost->st->time_base); - if (pkt.duration > 0) - pkt.duration = av_rescale_q(pkt.duration, enc->time_base, ost->st->time_base); +/* check for new output on any of the filtergraphs */ +static int poll_filters(void) +{ + AVFilterBufferRef *picref; + AVFrame *filtered_frame = NULL; + int i, ret, ret_all; + unsigned nb_success = 1, av_uninit(nb_eof); + int64_t frame_pts; - if (debug_ts) { - av_log(NULL, AV_LOG_INFO, "encoder -> type:audio " - "pkt_pts:%s pkt_pts_time:%s pkt_dts:%s pkt_dts_time:%s\n", - av_ts2str(pkt.pts), av_ts2timestr(pkt.pts, &ost->st->time_base), - av_ts2str(pkt.dts), av_ts2timestr(pkt.dts, &ost->st->time_base)); - } + while (1) { + /* Reap all buffers present in the buffer sinks */ + for (i = 0; i < nb_output_streams; i++) { + OutputStream *ost = output_streams[i]; + OutputFile *of = output_files[ost->file_index]; + int ret = 0; - write_frame(s, &pkt, ost); + if (!ost->filter) + continue; - audio_size += pkt.size; - av_free_packet(&pkt); - } -} + if (!ost->filtered_frame && !(ost->filtered_frame = avcodec_alloc_frame())) { + return AVERROR(ENOMEM); + } else + avcodec_get_frame_defaults(ost->filtered_frame); + filtered_frame = ost->filtered_frame; -static void pre_process_video_frame(InputStream *ist, AVPicture *picture, void **bufp) -{ - AVCodecContext *dec; - AVPicture *picture2; - AVPicture picture_tmp; - uint8_t *buf = 0; + while (1) { + ret = av_buffersink_get_buffer_ref(ost->filter->filter, &picref, + AV_BUFFERSINK_FLAG_NO_REQUEST); + if (ret < 0) { + if (ret != AVERROR(EAGAIN) && ret != AVERROR_EOF) { + char buf[256]; + av_strerror(ret, buf, sizeof(buf)); + av_log(NULL, AV_LOG_WARNING, + "Error in av_buffersink_get_buffer_ref(): %s\n", buf); + } + break; + } + frame_pts = AV_NOPTS_VALUE; + if (picref->pts != AV_NOPTS_VALUE) { + filtered_frame->pts = frame_pts = av_rescale_q(picref->pts, + ost->filter->filter->inputs[0]->time_base, + ost->st->codec->time_base) - + av_rescale_q(of->start_time, + AV_TIME_BASE_Q, + ost->st->codec->time_base); - dec = ist->st->codec; + if (of->start_time && filtered_frame->pts < 0) { + avfilter_unref_buffer(picref); + continue; + } + } + //if (ost->source_index >= 0) + // *filtered_frame= *input_streams[ost->source_index]->decoded_frame; //for me_threshold - /* deinterlace : must be done before any resize */ - if (do_deinterlace) { - int size; - /* create temporary picture */ - size = avpicture_get_size(dec->pix_fmt, dec->width, dec->height); - buf = av_malloc(size); - if (!buf) - return; + switch (ost->filter->filter->inputs[0]->type) { + case AVMEDIA_TYPE_VIDEO: + avfilter_copy_buf_props(filtered_frame, picref); + filtered_frame->pts = frame_pts; + if (!ost->frame_aspect_ratio) + ost->st->codec->sample_aspect_ratio = picref->video->sample_aspect_ratio; - picture2 = &picture_tmp; - avpicture_fill(picture2, buf, dec->pix_fmt, dec->width, dec->height); + do_video_out(of->ctx, ost, filtered_frame, + same_quant ? ost->last_quality : + ost->st->codec->global_quality); + break; + case AVMEDIA_TYPE_AUDIO: + avfilter_copy_buf_props(filtered_frame, picref); + filtered_frame->pts = frame_pts; + do_audio_out(of->ctx, ost, filtered_frame); + break; + default: + // TODO support subtitle filters + av_assert0(0); + } - if (avpicture_deinterlace(picture2, picture, - dec->pix_fmt, dec->width, dec->height) < 0) { - /* if error, do not deinterlace */ - av_log(NULL, AV_LOG_WARNING, "Deinterlacing failed\n"); - av_free(buf); - buf = NULL; - picture2 = picture; + avfilter_unref_buffer(picref); + } } - } else { - picture2 = picture; + if (!nb_success) /* from last round */ + break; + /* Request frames through all the graphs */ + ret_all = nb_success = nb_eof = 0; + for (i = 0; i < nb_filtergraphs; i++) { + ret = avfilter_graph_request_oldest(filtergraphs[i]->graph); + if (!ret) { + nb_success++; + } else if (ret == AVERROR_EOF) { + nb_eof++; + } else if (ret != AVERROR(EAGAIN)) { + char buf[256]; + av_strerror(ret, buf, sizeof(buf)); + av_log(NULL, AV_LOG_WARNING, + "Error in request_frame(): %s\n", buf); + ret_all = ret; + } + } + /* Try again if anything succeeded */ } - - if (picture != picture2) - *picture = *picture2; - *bufp = buf; + return nb_eof == nb_filtergraphs ? AVERROR_EOF : ret_all; } -static void do_subtitle_out(AVFormatContext *s, - OutputStream *ost, - InputStream *ist, - AVSubtitle *sub, - int64_t pts) +static void print_report(int is_last_report, int64_t timer_start, int64_t cur_time) { - int subtitle_out_max_size = 1024 * 1024; - int subtitle_out_size, nb, i; + char buf[1024]; + AVBPrint buf_script; + OutputStream *ost; + AVFormatContext *oc; + int64_t total_size; AVCodecContext *enc; - AVPacket pkt; + int frame_number, vid, i; + double bitrate; + int64_t pts = INT64_MAX; + static int64_t last_time = -1; + static int qp_histogram[52]; + int hours, mins, secs, us; - if (pts == AV_NOPTS_VALUE) { - av_log(NULL, AV_LOG_ERROR, "Subtitle packets must have a pts\n"); - if (exit_on_error) - exit_program(1); + if (!print_stats && !is_last_report && !progress_avio) return; - } - - enc = ost->st->codec; - - if (!subtitle_out) { - subtitle_out = av_malloc(subtitle_out_max_size); - } - - /* 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 == 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, AV_TIME_BASE_Q, enc->time_base); - if (!check_recording_time(ost)) + if (!is_last_report) { + if (last_time == -1) { + last_time = cur_time; return; - - 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; - subtitle_out_size = avcodec_encode_subtitle(enc, subtitle_out, - subtitle_out_max_size, sub); - if (subtitle_out_size < 0) { - av_log(NULL, AV_LOG_FATAL, "Subtitle encoding failed\n"); - exit_program(1); - } - - av_init_packet(&pkt); - pkt.data = subtitle_out; - 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 == AV_CODEC_ID_DVB_SUBTITLE) { - /* XXX: the pts correction is handled here. Maybe handling - it in the codec would be better */ - if (i == 0) - pkt.pts += 90 * sub->start_display_time; - else - pkt.pts += 90 * sub->end_display_time; } - write_frame(s, &pkt, ost); - subtitle_size += pkt.size; + if ((cur_time - last_time) < 500000) + return; + last_time = cur_time; } -} - -static void do_video_out(AVFormatContext *s, - OutputStream *ost, - AVFrame *in_picture, - float quality) -{ - int ret, format_video_sync; - AVPacket pkt; - AVCodecContext *enc = ost->st->codec; - int nb_frames, i; - double sync_ipts, delta; - double duration = 0; - int frame_size = 0; - InputStream *ist = NULL; - - if (ost->source_index >= 0) - ist = input_streams[ost->source_index]; - if(ist && ist->st->start_time != AV_NOPTS_VALUE && ist->st->first_dts != AV_NOPTS_VALUE && ost->frame_rate.num) - duration = 1/(av_q2d(ost->frame_rate) * av_q2d(enc->time_base)); - - sync_ipts = in_picture->pts; - delta = sync_ipts - ost->sync_opts + duration; - /* by default, we output a single frame */ - nb_frames = 1; + oc = output_files[0]->ctx; - format_video_sync = video_sync_method; - if (format_video_sync == VSYNC_AUTO) - format_video_sync = (s->oformat->flags & AVFMT_VARIABLE_FPS) ? ((s->oformat->flags & AVFMT_NOTIMESTAMPS) ? VSYNC_PASSTHROUGH : VSYNC_VFR) : 1; + total_size = avio_size(oc->pb); + if (total_size < 0) { // FIXME improve avio_size() so it works with non seekable output too + total_size = avio_tell(oc->pb); + if (total_size < 0) + total_size = 0; + } - switch (format_video_sync) { - case VSYNC_CFR: - // FIXME set to 0.5 after we fix some dts/pts bugs like in avidec.c - if (delta < -1.1) - nb_frames = 0; - else if (delta > 1.1) - nb_frames = lrintf(delta); - break; - case VSYNC_VFR: - if (delta <= -0.6) - nb_frames = 0; - else if (delta > 0.6) - ost->sync_opts = lrint(sync_ipts); - break; - case VSYNC_DROP: - case VSYNC_PASSTHROUGH: - ost->sync_opts = lrint(sync_ipts); - break; - default: - av_assert0(0); - } - - nb_frames = FFMIN(nb_frames, ost->max_frames - ost->frame_number); - if (nb_frames == 0) { - nb_frames_drop++; - av_log(NULL, AV_LOG_VERBOSE, "*** drop!\n"); - return; - } else if (nb_frames > 1) { - if (nb_frames > dts_error_threshold * 30) { - av_log(NULL, AV_LOG_ERROR, "%d frame duplication too large, skiping\n", nb_frames - 1); - nb_frames_drop++; - return; - } - nb_frames_dup += nb_frames - 1; - av_log(NULL, AV_LOG_VERBOSE, "*** %d dup!\n", nb_frames - 1); - } - - /* duplicates frame if needed */ - for (i = 0; i < nb_frames; i++) { - av_init_packet(&pkt); - pkt.data = NULL; - pkt.size = 0; - - in_picture->pts = ost->sync_opts; - - if (!check_recording_time(ost)) - return; - - if (s->oformat->flags & AVFMT_RAWPICTURE && - enc->codec->id == AV_CODEC_ID_RAWVIDEO) { - /* raw pictures are written as AVPicture structure to - avoid any copies. We support temporarily the older - method. */ - enc->coded_frame->interlaced_frame = in_picture->interlaced_frame; - enc->coded_frame->top_field_first = in_picture->top_field_first; - pkt.data = (uint8_t *)in_picture; - pkt.size = sizeof(AVPicture); - pkt.pts = av_rescale_q(in_picture->pts, enc->time_base, ost->st->time_base); - pkt.flags |= AV_PKT_FLAG_KEY; - - write_frame(s, &pkt, ost); - video_size += pkt.size; - } else { - int got_packet; - AVFrame big_picture; - - big_picture = *in_picture; - /* better than nothing: use input picture interlaced - settings */ - big_picture.interlaced_frame = in_picture->interlaced_frame; - if (ost->st->codec->flags & (CODEC_FLAG_INTERLACED_DCT|CODEC_FLAG_INTERLACED_ME)) { - if (ost->top_field_first == -1) - big_picture.top_field_first = in_picture->top_field_first; - else - big_picture.top_field_first = !!ost->top_field_first; - } - - /* handles same_quant here. This is not correct because it may - not be a global option */ - big_picture.quality = quality; - if (!enc->me_threshold) - big_picture.pict_type = 0; - if (ost->forced_kf_index < ost->forced_kf_count && - big_picture.pts >= ost->forced_kf_pts[ost->forced_kf_index]) { - big_picture.pict_type = AV_PICTURE_TYPE_I; - ost->forced_kf_index++; - } - update_benchmark(NULL); - ret = avcodec_encode_video2(enc, &pkt, &big_picture, &got_packet); - update_benchmark("encode_video %d.%d", ost->file_index, ost->index); - if (ret < 0) { - av_log(NULL, AV_LOG_FATAL, "Video encoding failed\n"); - exit_program(1); + buf[0] = '\0'; + vid = 0; + av_bprint_init(&buf_script, 0, 1); + for (i = 0; i < nb_output_streams; i++) { + float q = -1; + ost = output_streams[i]; + enc = ost->st->codec; + if (!ost->stream_copy && enc->coded_frame) + q = enc->coded_frame->quality / (float)FF_QP2LAMBDA; + if (vid && enc->codec_type == AVMEDIA_TYPE_VIDEO) { + snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "q=%2.1f ", q); + av_bprintf(&buf_script, "stream_%d_%d_q=%.1f\n", + ost->file_index, ost->index, q); } + if (!vid && enc->codec_type == AVMEDIA_TYPE_VIDEO) { + float fps, t = (cur_time-timer_start) / 1000000.0; - if (got_packet) { - if (pkt.pts == AV_NOPTS_VALUE && !(enc->codec->capabilities & CODEC_CAP_DELAY)) - pkt.pts = ost->sync_opts; - - if (pkt.pts != AV_NOPTS_VALUE) - pkt.pts = av_rescale_q(pkt.pts, enc->time_base, ost->st->time_base); - if (pkt.dts != AV_NOPTS_VALUE) - pkt.dts = av_rescale_q(pkt.dts, enc->time_base, ost->st->time_base); - - if (debug_ts) { - av_log(NULL, AV_LOG_INFO, "encoder -> type:video " - "pkt_pts:%s pkt_pts_time:%s pkt_dts:%s pkt_dts_time:%s\n", - av_ts2str(pkt.pts), av_ts2timestr(pkt.pts, &ost->st->time_base), - av_ts2str(pkt.dts), av_ts2timestr(pkt.dts, &ost->st->time_base)); + frame_number = ost->frame_number; + fps = t > 1 ? frame_number / t : 0; + snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "frame=%5d fps=%3.*f q=%3.1f ", + frame_number, fps < 9.95, fps, q); + av_bprintf(&buf_script, "frame=%d\n", frame_number); + av_bprintf(&buf_script, "fps=%.1f\n", fps); + av_bprintf(&buf_script, "stream_%d_%d_q=%.1f\n", + ost->file_index, ost->index, q); + if (is_last_report) + snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "L"); + if (qp_hist) { + int j; + int qp = lrintf(q); + 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))); } - - write_frame(s, &pkt, ost); - frame_size = pkt.size; - video_size += pkt.size; - av_free_packet(&pkt); - - /* if two pass, output log */ - if (ost->logfile && enc->stats_out) { - fprintf(ost->logfile, "%s", enc->stats_out); + if (enc->flags&CODEC_FLAG_PSNR) { + int j; + double error, error_sum = 0; + double scale, scale_sum = 0; + double p; + char type[3] = { 'Y','U','V' }; + snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "PSNR="); + for (j = 0; j < 3; j++) { + if (is_last_report) { + error = enc->error[j]; + scale = enc->width * enc->height * 255.0 * 255.0 * frame_number; + } else { + error = enc->coded_frame->error[j]; + scale = enc->width * enc->height * 255.0 * 255.0; + } + if (j) + scale /= 4; + error_sum += error; + scale_sum += scale; + p = psnr(error / scale); + snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%c:%2.2f ", type[j], p); + av_bprintf(&buf_script, "stream_%d_%d_psnr_%c=%2.2f\n", + ost->file_index, ost->index, type[i] | 32, p); + } + p = psnr(error_sum / scale_sum); + snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "*:%2.2f ", psnr(error_sum / scale_sum)); + av_bprintf(&buf_script, "stream_%d_%d_psnr_all=%2.2f\n", + ost->file_index, ost->index, p); } + vid = 1; } + /* compute min output value */ + pts = FFMIN(pts, av_rescale_q(ost->st->pts.val, + ost->st->time_base, AV_TIME_BASE_Q)); } - ost->sync_opts++; - /* - * For video, number of frames in == number of packets out. - * But there may be reordering, so we can't throw away frames on encoder - * flush, we need to limit them here, before they go into encoder. - */ - ost->frame_number++; - } - - if (vstats_filename && frame_size) - do_video_stats(output_files[ost->file_index]->ctx, ost, frame_size); -} -static double psnr(double d) -{ - return -10.0 * log(d) / log(10.0); -} + secs = pts / AV_TIME_BASE; + us = pts % AV_TIME_BASE; + mins = secs / 60; + secs %= 60; + hours = mins / 60; + mins %= 60; -static void do_video_stats(AVFormatContext *os, OutputStream *ost, - int frame_size) -{ - AVCodecContext *enc; - int frame_number; - double ti1, bitrate, avg_bitrate; + bitrate = pts ? total_size * 8 / (pts / 1000.0) : 0; - /* this is executed just the first time do_video_stats is called */ - if (!vstats_file) { - vstats_file = fopen(vstats_filename, "w"); - if (!vstats_file) { - perror("fopen"); - exit_program(1); - } - } + snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), + "size=%8.0fkB time=", total_size / 1024.0); + snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), + "%02d:%02d:%02d.%02d ", hours, mins, secs, + (100 * us) / AV_TIME_BASE); + snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), + "bitrate=%6.1fkbits/s", bitrate); + av_bprintf(&buf_script, "total_size=%"PRId64"\n", total_size); + av_bprintf(&buf_script, "out_time_ms=%"PRId64"\n", pts); + av_bprintf(&buf_script, "out_time=%02d:%02d:%02d.%06d\n", + hours, mins, secs, us); - enc = ost->st->codec; - if (enc->codec_type == AVMEDIA_TYPE_VIDEO) { - frame_number = ost->frame_number; - fprintf(vstats_file, "frame= %5d q= %2.1f ", frame_number, enc->coded_frame->quality / (float)FF_QP2LAMBDA); - if (enc->flags&CODEC_FLAG_PSNR) - fprintf(vstats_file, "PSNR= %6.2f ", psnr(enc->coded_frame->error[0] / (enc->width * enc->height * 255.0 * 255.0))); + if (nb_frames_dup || nb_frames_drop) + snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), " dup=%d drop=%d", + nb_frames_dup, nb_frames_drop); + av_bprintf(&buf_script, "dup_frames=%d\n", nb_frames_dup); + av_bprintf(&buf_script, "drop_frames=%d\n", nb_frames_drop); - fprintf(vstats_file,"f_size= %6d ", frame_size); - /* compute pts value */ - ti1 = ost->sync_opts * av_q2d(enc->time_base); - if (ti1 < 0.01) - ti1 = 0.01; + if (print_stats || is_last_report) { + av_log(NULL, AV_LOG_INFO, "%s \r", buf); - bitrate = (frame_size * 8) / av_q2d(enc->time_base) / 1000.0; - avg_bitrate = (double)(video_size * 8) / ti1 / 1000.0; - fprintf(vstats_file, "s_size= %8.0fkB time= %0.3f br= %7.1fkbits/s avg_br= %7.1fkbits/s ", - (double)video_size / 1024, ti1, bitrate, avg_bitrate); - fprintf(vstats_file, "type= %c\n", av_get_picture_type_char(enc->coded_frame->pict_type)); - } -} - -/* check for new output on any of the filtergraphs */ -static int poll_filters(void) -{ - AVFilterBufferRef *picref; - AVFrame *filtered_frame = NULL; - int i, ret, ret_all; - unsigned nb_success = 1, av_uninit(nb_eof); - int64_t frame_pts; - - while (1) { - /* Reap all buffers present in the buffer sinks */ - for (i = 0; i < nb_output_streams; i++) { - OutputStream *ost = output_streams[i]; - OutputFile *of = output_files[ost->file_index]; - int ret = 0; - - if (!ost->filter) - continue; - - if (!ost->filtered_frame && !(ost->filtered_frame = avcodec_alloc_frame())) { - return AVERROR(ENOMEM); - } else - avcodec_get_frame_defaults(ost->filtered_frame); - filtered_frame = ost->filtered_frame; - - while (1) { - ret = av_buffersink_get_buffer_ref(ost->filter->filter, &picref, - AV_BUFFERSINK_FLAG_NO_REQUEST); - if (ret < 0) { - if (ret != AVERROR(EAGAIN) && ret != AVERROR_EOF) { - char buf[256]; - av_strerror(ret, buf, sizeof(buf)); - av_log(NULL, AV_LOG_WARNING, - "Error in av_buffersink_get_buffer_ref(): %s\n", buf); - } - break; - } - frame_pts = AV_NOPTS_VALUE; - if (picref->pts != AV_NOPTS_VALUE) { - filtered_frame->pts = frame_pts = av_rescale_q(picref->pts, - ost->filter->filter->inputs[0]->time_base, - ost->st->codec->time_base) - - av_rescale_q(of->start_time, - AV_TIME_BASE_Q, - ost->st->codec->time_base); - - if (of->start_time && filtered_frame->pts < 0) { - avfilter_unref_buffer(picref); - continue; - } - } - //if (ost->source_index >= 0) - // *filtered_frame= *input_streams[ost->source_index]->decoded_frame; //for me_threshold - - - switch (ost->filter->filter->inputs[0]->type) { - case AVMEDIA_TYPE_VIDEO: - avfilter_copy_buf_props(filtered_frame, picref); - filtered_frame->pts = frame_pts; - if (!ost->frame_aspect_ratio) - ost->st->codec->sample_aspect_ratio = picref->video->sample_aspect_ratio; - - do_video_out(of->ctx, ost, filtered_frame, - same_quant ? ost->last_quality : - ost->st->codec->global_quality); - break; - case AVMEDIA_TYPE_AUDIO: - avfilter_copy_buf_props(filtered_frame, picref); - filtered_frame->pts = frame_pts; - do_audio_out(of->ctx, ost, filtered_frame); - break; - default: - // TODO support subtitle filters - av_assert0(0); - } - - avfilter_unref_buffer(picref); - } - } - if (!nb_success) /* from last round */ - break; - /* Request frames through all the graphs */ - ret_all = nb_success = nb_eof = 0; - for (i = 0; i < nb_filtergraphs; i++) { - ret = avfilter_graph_request_oldest(filtergraphs[i]->graph); - if (!ret) { - nb_success++; - } else if (ret == AVERROR_EOF) { - nb_eof++; - } else if (ret != AVERROR(EAGAIN)) { - char buf[256]; - av_strerror(ret, buf, sizeof(buf)); - av_log(NULL, AV_LOG_WARNING, - "Error in request_frame(): %s\n", buf); - ret_all = ret; - } - } - /* Try again if anything succeeded */ - } - return nb_eof == nb_filtergraphs ? AVERROR_EOF : ret_all; -} - -static void print_report(int is_last_report, int64_t timer_start, int64_t cur_time) -{ - char buf[1024]; - AVBPrint buf_script; - OutputStream *ost; - AVFormatContext *oc; - int64_t total_size; - AVCodecContext *enc; - int frame_number, vid, i; - double bitrate; - int64_t pts = INT64_MAX; - static int64_t last_time = -1; - static int qp_histogram[52]; - int hours, mins, secs, us; - - if (!print_stats && !is_last_report && !progress_avio) - return; - - if (!is_last_report) { - if (last_time == -1) { - last_time = cur_time; - return; - } - if ((cur_time - last_time) < 500000) - return; - last_time = cur_time; - } - - - oc = output_files[0]->ctx; - - total_size = avio_size(oc->pb); - if (total_size < 0) { // FIXME improve avio_size() so it works with non seekable output too - total_size = avio_tell(oc->pb); - if (total_size < 0) - total_size = 0; - } - - buf[0] = '\0'; - vid = 0; - av_bprint_init(&buf_script, 0, 1); - for (i = 0; i < nb_output_streams; i++) { - float q = -1; - ost = output_streams[i]; - enc = ost->st->codec; - if (!ost->stream_copy && enc->coded_frame) - q = enc->coded_frame->quality / (float)FF_QP2LAMBDA; - if (vid && enc->codec_type == AVMEDIA_TYPE_VIDEO) { - snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "q=%2.1f ", q); - av_bprintf(&buf_script, "stream_%d_%d_q=%.1f\n", - ost->file_index, ost->index, q); - } - if (!vid && enc->codec_type == AVMEDIA_TYPE_VIDEO) { - float fps, t = (cur_time-timer_start) / 1000000.0; - - frame_number = ost->frame_number; - fps = t > 1 ? frame_number / t : 0; - snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "frame=%5d fps=%3.*f q=%3.1f ", - frame_number, fps < 9.95, fps, q); - av_bprintf(&buf_script, "frame=%d\n", frame_number); - av_bprintf(&buf_script, "fps=%.1f\n", fps); - av_bprintf(&buf_script, "stream_%d_%d_q=%.1f\n", - ost->file_index, ost->index, q); - if (is_last_report) - snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "L"); - if (qp_hist) { - int j; - int qp = lrintf(q); - 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))); - } - if (enc->flags&CODEC_FLAG_PSNR) { - int j; - double error, error_sum = 0; - double scale, scale_sum = 0; - double p; - char type[3] = { 'Y','U','V' }; - snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "PSNR="); - for (j = 0; j < 3; j++) { - if (is_last_report) { - error = enc->error[j]; - scale = enc->width * enc->height * 255.0 * 255.0 * frame_number; - } else { - error = enc->coded_frame->error[j]; - scale = enc->width * enc->height * 255.0 * 255.0; - } - if (j) - scale /= 4; - error_sum += error; - scale_sum += scale; - p = psnr(error / scale); - snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%c:%2.2f ", type[j], p); - av_bprintf(&buf_script, "stream_%d_%d_psnr_%c=%2.2f\n", - ost->file_index, ost->index, type[i] | 32, p); - } - p = psnr(error_sum / scale_sum); - snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "*:%2.2f ", psnr(error_sum / scale_sum)); - av_bprintf(&buf_script, "stream_%d_%d_psnr_all=%2.2f\n", - ost->file_index, ost->index, p); - } - vid = 1; - } - /* compute min output value */ - pts = FFMIN(pts, av_rescale_q(ost->st->pts.val, - ost->st->time_base, AV_TIME_BASE_Q)); - } - - secs = pts / AV_TIME_BASE; - us = pts % AV_TIME_BASE; - mins = secs / 60; - secs %= 60; - hours = mins / 60; - mins %= 60; - - bitrate = pts ? total_size * 8 / (pts / 1000.0) : 0; - - snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), - "size=%8.0fkB time=", total_size / 1024.0); - snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), - "%02d:%02d:%02d.%02d ", hours, mins, secs, - (100 * us) / AV_TIME_BASE); - snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), - "bitrate=%6.1fkbits/s", bitrate); - av_bprintf(&buf_script, "total_size=%"PRId64"\n", total_size); - av_bprintf(&buf_script, "out_time_ms=%"PRId64"\n", pts); - av_bprintf(&buf_script, "out_time=%02d:%02d:%02d.%06d\n", - hours, mins, secs, us); - - if (nb_frames_dup || nb_frames_drop) - snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), " dup=%d drop=%d", - nb_frames_dup, nb_frames_drop); - av_bprintf(&buf_script, "dup_frames=%d\n", nb_frames_dup); - av_bprintf(&buf_script, "drop_frames=%d\n", nb_frames_drop); - - if (print_stats || is_last_report) { - av_log(NULL, AV_LOG_INFO, "%s \r", buf); - - fflush(stderr); + fflush(stderr); } if (progress_avio) { @@ -2363,3700 +1218,1822 @@ static void print_report(int is_last_report, int64_t timer_start, int64_t cur_ti av_log(NULL, AV_LOG_WARNING, "Output file is empty, nothing was encoded (check -ss / -t / -frames parameters if used)\n"); } } -} - -static void flush_encoders(void) -{ - int i, ret; - - for (i = 0; i < nb_output_streams; i++) { - OutputStream *ost = output_streams[i]; - AVCodecContext *enc = ost->st->codec; - AVFormatContext *os = output_files[ost->file_index]->ctx; - int stop_encoding = 0; - - if (!ost->encoding_needed) - continue; - - 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 == AV_CODEC_ID_RAWVIDEO) - continue; - - for (;;) { - int (*encode)(AVCodecContext*, AVPacket*, const AVFrame*, int*) = NULL; - const char *desc; - int64_t *size; - - switch (ost->st->codec->codec_type) { - case AVMEDIA_TYPE_AUDIO: - encode = avcodec_encode_audio2; - desc = "Audio"; - size = &audio_size; - break; - case AVMEDIA_TYPE_VIDEO: - encode = avcodec_encode_video2; - desc = "Video"; - size = &video_size; - break; - default: - stop_encoding = 1; - } - - if (encode) { - AVPacket pkt; - int got_packet; - av_init_packet(&pkt); - pkt.data = NULL; - pkt.size = 0; - - update_benchmark(NULL); - ret = encode(enc, &pkt, NULL, &got_packet); - update_benchmark("flush %s %d.%d", desc, ost->file_index, ost->index); - if (ret < 0) { - av_log(NULL, AV_LOG_FATAL, "%s encoding failed\n", desc); - exit_program(1); - } - *size += pkt.size; - if (ost->logfile && enc->stats_out) { - fprintf(ost->logfile, "%s", enc->stats_out); - } - if (!got_packet) { - stop_encoding = 1; - break; - } - if (pkt.pts != AV_NOPTS_VALUE) - pkt.pts = av_rescale_q(pkt.pts, enc->time_base, ost->st->time_base); - if (pkt.dts != AV_NOPTS_VALUE) - pkt.dts = av_rescale_q(pkt.dts, enc->time_base, ost->st->time_base); - write_frame(os, &pkt, ost); - } - - if (stop_encoding) - break; - } - } -} - -/* - * Check whether a packet from ist should be written into ost at this time - */ -static int check_output_constraints(InputStream *ist, OutputStream *ost) -{ - OutputFile *of = output_files[ost->file_index]; - int ist_index = input_files[ist->file_index]->ist_index + ist->st->index; - - if (ost->source_index != ist_index) - return 0; - - if (of->start_time && ist->pts < of->start_time) - return 0; - - return 1; -} - -static void do_streamcopy(InputStream *ist, OutputStream *ost, const AVPacket *pkt) -{ - OutputFile *of = output_files[ost->file_index]; - int64_t ost_tb_start_time = av_rescale_q(of->start_time, AV_TIME_BASE_Q, ost->st->time_base); - AVPicture pict; - AVPacket opkt; - - av_init_packet(&opkt); - - if ((!ost->frame_number && !(pkt->flags & AV_PKT_FLAG_KEY)) && - !ost->copy_initial_nonkeyframes) - return; - - if (of->recording_time != INT64_MAX && - ist->pts >= of->recording_time + of->start_time) { - ost->is_past_recording_time = 1; - return; - } - - /* force the input stream PTS */ - if (ost->st->codec->codec_type == AVMEDIA_TYPE_AUDIO) - audio_size += pkt->size; - else if (ost->st->codec->codec_type == AVMEDIA_TYPE_VIDEO) { - video_size += pkt->size; - ost->sync_opts++; - } else if (ost->st->codec->codec_type == AVMEDIA_TYPE_SUBTITLE) { - subtitle_size += pkt->size; - } - - if (pkt->pts != AV_NOPTS_VALUE) - opkt.pts = av_rescale_q(pkt->pts, ist->st->time_base, ost->st->time_base) - ost_tb_start_time; - else - opkt.pts = AV_NOPTS_VALUE; - - if (pkt->dts == AV_NOPTS_VALUE) - opkt.dts = av_rescale_q(ist->dts, AV_TIME_BASE_Q, ost->st->time_base); - else - opkt.dts = av_rescale_q(pkt->dts, ist->st->time_base, ost->st->time_base); - opkt.dts -= ost_tb_start_time; - - opkt.duration = av_rescale_q(pkt->duration, ist->st->time_base, ost->st->time_base); - opkt.flags = pkt->flags; - - // FIXME remove the following 2 lines they shall be replaced by the bitstream filters - 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; - } else { - opkt.data = pkt->data; - opkt.size = pkt->size; - } - - if (ost->st->codec->codec_type == AVMEDIA_TYPE_VIDEO && (of->ctx->oformat->flags & AVFMT_RAWPICTURE)) { - /* store AVPicture in AVPacket, as expected by the output format */ - avpicture_fill(&pict, opkt.data, ost->st->codec->pix_fmt, ost->st->codec->width, ost->st->codec->height); - opkt.data = (uint8_t *)&pict; - opkt.size = sizeof(AVPicture); - opkt.flags |= AV_PKT_FLAG_KEY; - } - - write_frame(of->ctx, &opkt, ost); - ost->st->codec->frame_number++; - av_free_packet(&opkt); -} - -static void rate_emu_sleep(InputStream *ist) -{ - if (input_files[ist->file_index]->rate_emu) { - int64_t pts = av_rescale(ist->dts, 1000000, AV_TIME_BASE); - int64_t now = av_gettime() - ist->start; - if (pts > now) - av_usleep(pts - now); - } -} - -static int guess_input_channel_layout(InputStream *ist) -{ - AVCodecContext *dec = ist->st->codec; - - if (!dec->channel_layout) { - char layout_name[256]; - - dec->channel_layout = av_get_default_channel_layout(dec->channels); - if (!dec->channel_layout) - return 0; - av_get_channel_layout_string(layout_name, sizeof(layout_name), - dec->channels, dec->channel_layout); - av_log(NULL, AV_LOG_WARNING, "Guessed Channel Layout for Input Stream " - "#%d.%d : %s\n", ist->file_index, ist->st->index, layout_name); - } - return 1; -} - -static int decode_audio(InputStream *ist, AVPacket *pkt, int *got_output) -{ - AVFrame *decoded_frame; - AVCodecContext *avctx = ist->st->codec; - int i, ret, resample_changed; - AVRational decoded_frame_tb; - - if (!ist->decoded_frame && !(ist->decoded_frame = avcodec_alloc_frame())) - return AVERROR(ENOMEM); - else - avcodec_get_frame_defaults(ist->decoded_frame); - decoded_frame = ist->decoded_frame; - - 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) { - 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) - 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 1 - /* increment next_dts to use for the case where the input stream does not - have timestamps or there are multiple frames in the packet */ - ist->next_pts += ((int64_t)AV_TIME_BASE * decoded_frame->nb_samples) / - avctx->sample_rate; - ist->next_dts += ((int64_t)AV_TIME_BASE * decoded_frame->nb_samples) / - avctx->sample_rate; -#endif - - rate_emu_sleep(ist); - - resample_changed = ist->resample_sample_fmt != decoded_frame->format || - ist->resample_channels != avctx->channels || - ist->resample_channel_layout != decoded_frame->channel_layout || - ist->resample_sample_rate != decoded_frame->sample_rate; - if (resample_changed) { - char layout1[64], layout2[64]; - - if (!guess_input_channel_layout(ist)) { - av_log(NULL, AV_LOG_FATAL, "Unable to find default channel " - "layout for Input Stream #%d.%d\n", ist->file_index, - ist->st->index); - exit_program(1); - } - decoded_frame->channel_layout = avctx->channel_layout; - - av_get_channel_layout_string(layout1, sizeof(layout1), ist->resample_channels, - ist->resample_channel_layout); - av_get_channel_layout_string(layout2, sizeof(layout2), avctx->channels, - decoded_frame->channel_layout); - - av_log(NULL, AV_LOG_INFO, - "Input stream #%d:%d frame changed from rate:%d fmt:%s ch:%d chl:%s to rate:%d fmt:%s ch:%d chl:%s\n", - ist->file_index, ist->st->index, - ist->resample_sample_rate, av_get_sample_fmt_name(ist->resample_sample_fmt), - ist->resample_channels, layout1, - decoded_frame->sample_rate, av_get_sample_fmt_name(decoded_frame->format), - avctx->channels, layout2); - - ist->resample_sample_fmt = decoded_frame->format; - ist->resample_sample_rate = decoded_frame->sample_rate; - ist->resample_channel_layout = decoded_frame->channel_layout; - ist->resample_channels = avctx->channels; - - for (i = 0; i < nb_filtergraphs; i++) - if (ist_in_filtergraph(filtergraphs[i], ist)) { - FilterGraph *fg = filtergraphs[i]; - int j; - if (configure_filtergraph(fg) < 0) { - av_log(NULL, AV_LOG_FATAL, "Error reinitializing filters!\n"); - exit_program(1); - } - for (j = 0; j < fg->nb_outputs; j++) { - OutputStream *ost = fg->outputs[j]->ost; - if (ost->enc->type == AVMEDIA_TYPE_AUDIO && - !(ost->enc->capabilities & CODEC_CAP_VARIABLE_FRAME_SIZE)) - av_buffersink_set_frame_size(ost->filter->filter, - ost->st->codec->frame_size); - } - } - } - - /* if the decoder provides a pts, use it instead of the last packet pts. - the decoder could be delaying output by a packet or more. */ - if (decoded_frame->pts != AV_NOPTS_VALUE) { - ist->dts = ist->next_dts = ist->pts = ist->next_pts = av_rescale_q(decoded_frame->pts, avctx->time_base, AV_TIME_BASE_Q); - decoded_frame_tb = avctx->time_base; - } else if (decoded_frame->pkt_pts != AV_NOPTS_VALUE) { - decoded_frame->pts = decoded_frame->pkt_pts; - pkt->pts = AV_NOPTS_VALUE; - decoded_frame_tb = ist->st->time_base; - } else if (pkt->pts != AV_NOPTS_VALUE) { - decoded_frame->pts = pkt->pts; - pkt->pts = AV_NOPTS_VALUE; - decoded_frame_tb = ist->st->time_base; - }else { - decoded_frame->pts = ist->dts; - decoded_frame_tb = AV_TIME_BASE_Q; - } - if (decoded_frame->pts != AV_NOPTS_VALUE) - decoded_frame->pts = av_rescale_q(decoded_frame->pts, - decoded_frame_tb, - (AVRational){1, ist->st->codec->sample_rate}); - for (i = 0; i < ist->nb_filters; i++) - av_buffersrc_add_frame(ist->filters[i]->filter, decoded_frame, 0); - - decoded_frame->pts = AV_NOPTS_VALUE; - - return ret; -} - -static int decode_video(InputStream *ist, AVPacket *pkt, int *got_output) -{ - AVFrame *decoded_frame; - void *buffer_to_free = NULL; - int i, ret = 0, resample_changed; - int64_t best_effort_timestamp; - AVRational *frame_sample_aspect; - float quality; - - if (!ist->decoded_frame && !(ist->decoded_frame = avcodec_alloc_frame())) - return AVERROR(ENOMEM); - else - avcodec_get_frame_defaults(ist->decoded_frame); - decoded_frame = ist->decoded_frame; - pkt->dts = av_rescale_q(ist->dts, AV_TIME_BASE_Q, ist->st->time_base); - - update_benchmark(NULL); - 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) - 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; - - best_effort_timestamp= av_frame_get_best_effort_timestamp(decoded_frame); - if(best_effort_timestamp != AV_NOPTS_VALUE) - ist->next_pts = ist->pts = av_rescale_q(decoded_frame->pts = best_effort_timestamp, ist->st->time_base, AV_TIME_BASE_Q); - - if (debug_ts) { - av_log(NULL, AV_LOG_INFO, "decoder -> ist_index:%d type:video " - "frame_pts:%s frame_pts_time:%s best_effort_ts:%"PRId64" best_effort_ts_time:%s keyframe:%d frame_type:%d \n", - ist->st->index, av_ts2str(decoded_frame->pts), - av_ts2timestr(decoded_frame->pts, &ist->st->time_base), - best_effort_timestamp, - av_ts2timestr(best_effort_timestamp, &ist->st->time_base), - decoded_frame->key_frame, decoded_frame->pict_type); - } - - pkt->size = 0; - pre_process_video_frame(ist, (AVPicture *)decoded_frame, &buffer_to_free); - - rate_emu_sleep(ist); - - if (ist->st->sample_aspect_ratio.num) - decoded_frame->sample_aspect_ratio = ist->st->sample_aspect_ratio; - - resample_changed = ist->resample_width != decoded_frame->width || - ist->resample_height != decoded_frame->height || - ist->resample_pix_fmt != decoded_frame->format; - if (resample_changed) { - av_log(NULL, AV_LOG_INFO, - "Input stream #%d:%d frame changed from size:%dx%d fmt:%s to size:%dx%d fmt:%s\n", - ist->file_index, ist->st->index, - ist->resample_width, ist->resample_height, av_get_pix_fmt_name(ist->resample_pix_fmt), - decoded_frame->width, decoded_frame->height, av_get_pix_fmt_name(decoded_frame->format)); - - ist->resample_width = decoded_frame->width; - ist->resample_height = decoded_frame->height; - ist->resample_pix_fmt = decoded_frame->format; - - for (i = 0; i < nb_filtergraphs; i++) - if (ist_in_filtergraph(filtergraphs[i], ist) && - configure_filtergraph(filtergraphs[i]) < 0) { - av_log(NULL, AV_LOG_FATAL, "Error reinitializing filters!\n"); - exit_program(1); - } - } - - frame_sample_aspect= av_opt_ptr(avcodec_get_frame_class(), decoded_frame, "sample_aspect_ratio"); - for (i = 0; i < ist->nb_filters; i++) { - int changed = ist->st->codec->width != ist->filters[i]->filter->outputs[0]->w - || ist->st->codec->height != ist->filters[i]->filter->outputs[0]->h - || ist->st->codec->pix_fmt != ist->filters[i]->filter->outputs[0]->format; - // XXX what an ugly hack - if (ist->filters[i]->graph->nb_outputs == 1) - ist->filters[i]->graph->outputs[0]->ost->last_quality = quality; - - if (!frame_sample_aspect->num) - *frame_sample_aspect = ist->st->sample_aspect_ratio; - if (ist->dr1 && decoded_frame->type==FF_BUFFER_TYPE_USER && !changed) { - FrameBuffer *buf = decoded_frame->opaque; - AVFilterBufferRef *fb = avfilter_get_video_buffer_ref_from_arrays( - decoded_frame->data, decoded_frame->linesize, - AV_PERM_READ | AV_PERM_PRESERVE, - ist->st->codec->width, ist->st->codec->height, - ist->st->codec->pix_fmt); - - avfilter_copy_frame_props(fb, decoded_frame); - fb->buf->priv = buf; - fb->buf->free = filter_release_buffer; - - av_assert0(buf->refcount>0); - buf->refcount++; - av_buffersrc_add_ref(ist->filters[i]->filter, fb, - AV_BUFFERSRC_FLAG_NO_CHECK_FORMAT | - AV_BUFFERSRC_FLAG_NO_COPY); - } else - if(av_buffersrc_add_frame(ist->filters[i]->filter, decoded_frame, 0)<0) { - av_log(NULL, AV_LOG_FATAL, "Failed to inject frame into filter network\n"); - exit_program(1); - } - - } - - av_free(buffer_to_free); - return ret; -} - -static int transcode_subtitles(InputStream *ist, AVPacket *pkt, int *got_output) -{ - AVSubtitle subtitle; - int i, ret = avcodec_decode_subtitle2(ist->st->codec, - &subtitle, got_output, pkt); - if (ret < 0 || !*got_output) { - if (!pkt->size) - sub2video_flush(ist); - 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); - } - - avsubtitle_free(&subtitle); - return ret; -} - -/* pkt = NULL means EOF (needed to flush decoder buffers) */ -static int output_packet(InputStream *ist, const AVPacket *pkt) -{ - int ret = 0, i; - int got_output; - - AVPacket avpkt; - if (!ist->saw_first_ts) { - ist->dts = ist->st->avg_frame_rate.num ? - ist->st->codec->has_b_frames * AV_TIME_BASE / av_q2d(ist->st->avg_frame_rate) : 0; - ist->pts = 0; - if (pkt != NULL && pkt->pts != AV_NOPTS_VALUE && !ist->decoding_needed) { - ist->dts += av_rescale_q(pkt->pts, ist->st->time_base, AV_TIME_BASE_Q); - ist->pts = ist->dts; //unused but better to set it to a value thats not totally wrong - } - ist->saw_first_ts = 1; - } - - if (ist->next_dts == AV_NOPTS_VALUE) - ist->next_dts = ist->dts; - if (ist->next_pts == AV_NOPTS_VALUE) - ist->next_pts = ist->pts; - - if (pkt == NULL) { - /* EOF handling */ - av_init_packet(&avpkt); - avpkt.data = NULL; - avpkt.size = 0; - goto handle_eof; - } else { - avpkt = *pkt; - } - - if (pkt->dts != AV_NOPTS_VALUE) { - ist->next_dts = ist->dts = av_rescale_q(pkt->dts, ist->st->time_base, AV_TIME_BASE_Q); - if (ist->st->codec->codec_type != AVMEDIA_TYPE_VIDEO || !ist->decoding_needed) - ist->next_pts = ist->pts = av_rescale_q(pkt->dts, ist->st->time_base, AV_TIME_BASE_Q); - } - - // while we have more to decode or while the decoder did output something on EOF - while (ist->decoding_needed && (avpkt.size > 0 || (!pkt && got_output))) { - int duration; - handle_eof: - - ist->pts = ist->next_pts; - ist->dts = ist->next_dts; - - if (avpkt.size && avpkt.size != pkt->size) { - av_log(NULL, ist->showed_multi_packet_warning ? AV_LOG_VERBOSE : AV_LOG_WARNING, - "Multiple frames in a packet from stream %d\n", pkt->stream_index); - ist->showed_multi_packet_warning = 1; - } - - switch (ist->st->codec->codec_type) { - case AVMEDIA_TYPE_AUDIO: - ret = decode_audio (ist, &avpkt, &got_output); - break; - case AVMEDIA_TYPE_VIDEO: - ret = decode_video (ist, &avpkt, &got_output); - if (avpkt.duration) { - duration = av_rescale_q(avpkt.duration, ist->st->time_base, AV_TIME_BASE_Q); - } else if(ist->st->codec->time_base.num != 0 && ist->st->codec->time_base.den != 0) { - int ticks= ist->st->parser ? ist->st->parser->repeat_pict+1 : ist->st->codec->ticks_per_frame; - duration = ((int64_t)AV_TIME_BASE * - ist->st->codec->time_base.num * ticks) / - ist->st->codec->time_base.den; - } else - duration = 0; - - if(ist->dts != AV_NOPTS_VALUE && duration) { - ist->next_dts += duration; - }else - ist->next_dts = AV_NOPTS_VALUE; - - if (got_output) - ist->next_pts += duration; //FIXME the duration is not correct in some cases - break; - case AVMEDIA_TYPE_SUBTITLE: - ret = transcode_subtitles(ist, &avpkt, &got_output); - break; - default: - return -1; - } - - if (ret < 0) - return ret; - - avpkt.dts= - avpkt.pts= AV_NOPTS_VALUE; - - // touch data and size only if not EOF - if (pkt) { - if(ist->st->codec->codec_type != AVMEDIA_TYPE_AUDIO) - ret = avpkt.size; - avpkt.data += ret; - avpkt.size -= ret; - } - if (!got_output) { - continue; - } - } - - /* handle stream copy */ - if (!ist->decoding_needed) { - rate_emu_sleep(ist); - ist->dts = ist->next_dts; - switch (ist->st->codec->codec_type) { - case AVMEDIA_TYPE_AUDIO: - ist->next_dts += ((int64_t)AV_TIME_BASE * ist->st->codec->frame_size) / - ist->st->codec->sample_rate; - break; - case AVMEDIA_TYPE_VIDEO: - if (pkt->duration) { - ist->next_dts += av_rescale_q(pkt->duration, ist->st->time_base, AV_TIME_BASE_Q); - } else if(ist->st->codec->time_base.num != 0) { - int ticks= ist->st->parser ? ist->st->parser->repeat_pict + 1 : ist->st->codec->ticks_per_frame; - ist->next_dts += ((int64_t)AV_TIME_BASE * - ist->st->codec->time_base.num * ticks) / - ist->st->codec->time_base.den; - } - break; - } - ist->pts = ist->dts; - ist->next_pts = ist->next_dts; - } - for (i = 0; pkt && i < nb_output_streams; i++) { - OutputStream *ost = output_streams[i]; - - if (!check_output_constraints(ist, ost) || ost->encoding_needed) - continue; - - do_streamcopy(ist, ost, pkt); - } - - return 0; -} - -static void print_sdp(void) -{ - char sdp[2048]; - int i; - AVFormatContext **avc = av_malloc(sizeof(*avc) * nb_output_files); - - if (!avc) - exit_program(1); - for (i = 0; i < nb_output_files; i++) - avc[i] = output_files[i]->ctx; - - av_sdp_create(avc, nb_output_files, sdp, sizeof(sdp)); - printf("SDP:\n%s\n", sdp); - fflush(stdout); - av_freep(&avc); -} - -static int init_input_stream(int ist_index, char *error, int error_len) -{ - InputStream *ist = input_streams[ist_index]; - - if (ist->decoding_needed) { - AVCodec *codec = ist->dec; - if (!codec) { - snprintf(error, error_len, "Decoder (codec %s) not found for input stream #%d:%d", - avcodec_get_name(ist->st->codec->codec_id), ist->file_index, ist->st->index); - return AVERROR(EINVAL); - } - - ist->dr1 = (codec->capabilities & CODEC_CAP_DR1) && !do_deinterlace; - if (codec->type == AVMEDIA_TYPE_VIDEO && ist->dr1) { - ist->st->codec->get_buffer = codec_get_buffer; - ist->st->codec->release_buffer = codec_release_buffer; - ist->st->codec->opaque = &ist->buffer_pool; - } - - if (!av_dict_get(ist->opts, "threads", NULL, 0)) - av_dict_set(&ist->opts, "threads", "auto", 0); - if (avcodec_open2(ist->st->codec, codec, &ist->opts) < 0) { - snprintf(error, error_len, "Error while opening decoder for input stream #%d:%d", - ist->file_index, ist->st->index); - return AVERROR(EINVAL); - } - assert_codec_experimental(ist->st->codec, 0); - assert_avoptions(ist->opts); - } - - ist->next_pts = AV_NOPTS_VALUE; - ist->next_dts = AV_NOPTS_VALUE; - ist->is_start = 1; - - return 0; -} - -static InputStream *get_input_stream(OutputStream *ost) -{ - if (ost->source_index >= 0) - return input_streams[ost->source_index]; - return NULL; -} - -static void parse_forced_key_frames(char *kf, OutputStream *ost, - AVCodecContext *avctx) -{ - char *p; - int n = 1, i; - int64_t t; - - for (p = kf; *p; p++) - if (*p == ',') - n++; - ost->forced_kf_count = n; - ost->forced_kf_pts = av_malloc(sizeof(*ost->forced_kf_pts) * n); - if (!ost->forced_kf_pts) { - av_log(NULL, AV_LOG_FATAL, "Could not allocate forced key frames array.\n"); - exit_program(1); - } - - p = kf; - for (i = 0; i < n; i++) { - char *next = strchr(p, ','); - - if (next) - *next++ = 0; - - t = parse_time_or_die("force_key_frames", p, 1); - ost->forced_kf_pts[i] = av_rescale_q(t, AV_TIME_BASE_Q, avctx->time_base); - - p = next; - } -} - -static void report_new_stream(int input_index, AVPacket *pkt) -{ - InputFile *file = input_files[input_index]; - AVStream *st = file->ctx->streams[pkt->stream_index]; - - if (pkt->stream_index < file->nb_streams_warn) - return; - av_log(file->ctx, AV_LOG_WARNING, - "New %s stream %d:%d at pos:%"PRId64" and DTS:%ss\n", - av_get_media_type_string(st->codec->codec_type), - input_index, pkt->stream_index, - pkt->pos, av_ts2timestr(pkt->dts, &st->time_base)); - file->nb_streams_warn = pkt->stream_index + 1; -} - -static int transcode_init(void) -{ - int ret = 0, i, j, k; - AVFormatContext *oc; - AVCodecContext *codec, *icodec = NULL; - OutputStream *ost; - InputStream *ist; - char error[1024]; - int want_sdp = 1; - - /* init framerate emulation */ - for (i = 0; i < nb_input_files; i++) { - InputFile *ifile = input_files[i]; - if (ifile->rate_emu) - for (j = 0; j < ifile->nb_streams; j++) - input_streams[j + ifile->ist_index]->start = av_gettime(); - } - - /* output stream init */ - for (i = 0; i < nb_output_files; i++) { - oc = output_files[i]->ctx; - if (!oc->nb_streams && !(oc->oformat->flags & AVFMT_NOSTREAMS)) { - av_dump_format(oc, i, oc->filename, 1); - av_log(NULL, AV_LOG_ERROR, "Output file #%d does not contain any stream\n", i); - return AVERROR(EINVAL); - } - } - - /* init complex filtergraphs */ - for (i = 0; i < nb_filtergraphs; i++) - if ((ret = avfilter_graph_config(filtergraphs[i]->graph, NULL)) < 0) - return ret; - - /* for each output stream, we compute the right encoding parameters */ - for (i = 0; i < nb_output_streams; i++) { - ost = output_streams[i]; - oc = output_files[ost->file_index]->ctx; - ist = get_input_stream(ost); - - if (ost->attachment_filename) - continue; - - codec = ost->st->codec; - - if (ist) { - icodec = ist->st->codec; - - ost->st->disposition = ist->st->disposition; - codec->bits_per_raw_sample = icodec->bits_per_raw_sample; - codec->chroma_sample_location = icodec->chroma_sample_location; - } - - if (ost->stream_copy) { - uint64_t extra_size; - - av_assert0(ist && !ost->filter); - - extra_size = (uint64_t)icodec->extradata_size + FF_INPUT_BUFFER_PADDING_SIZE; - - if (extra_size > INT_MAX) { - return AVERROR(EINVAL); - } - - /* if stream_copy is selected, no need to decode or encode */ - codec->codec_id = icodec->codec_id; - codec->codec_type = icodec->codec_type; - - if (!codec->codec_tag) { - if (!oc->oformat->codec_tag || - av_codec_get_id (oc->oformat->codec_tag, icodec->codec_tag) == codec->codec_id || - av_codec_get_tag(oc->oformat->codec_tag, icodec->codec_id) <= 0) - codec->codec_tag = icodec->codec_tag; - } - - codec->bit_rate = icodec->bit_rate; - codec->rc_max_rate = icodec->rc_max_rate; - codec->rc_buffer_size = icodec->rc_buffer_size; - codec->field_order = icodec->field_order; - codec->extradata = av_mallocz(extra_size); - if (!codec->extradata) { - return AVERROR(ENOMEM); - } - memcpy(codec->extradata, icodec->extradata, icodec->extradata_size); - codec->extradata_size= icodec->extradata_size; - codec->bits_per_coded_sample = icodec->bits_per_coded_sample; - - codec->time_base = ist->st->time_base; - /* - * Avi is a special case here because it supports variable fps but - * having the fps and timebase differe significantly adds quite some - * overhead - */ - if(!strcmp(oc->oformat->name, "avi")) { - if ( copy_tb<0 && av_q2d(ist->st->r_frame_rate) >= av_q2d(ist->st->avg_frame_rate) - && 0.5/av_q2d(ist->st->r_frame_rate) > av_q2d(ist->st->time_base) - && 0.5/av_q2d(ist->st->r_frame_rate) > av_q2d(icodec->time_base) - && av_q2d(ist->st->time_base) < 1.0/500 && av_q2d(icodec->time_base) < 1.0/500 - || copy_tb==2){ - codec->time_base.num = ist->st->r_frame_rate.den; - codec->time_base.den = 2*ist->st->r_frame_rate.num; - codec->ticks_per_frame = 2; - } else if ( copy_tb<0 && av_q2d(icodec->time_base)*icodec->ticks_per_frame > 2*av_q2d(ist->st->time_base) - && av_q2d(ist->st->time_base) < 1.0/500 - || copy_tb==0){ - codec->time_base = icodec->time_base; - codec->time_base.num *= icodec->ticks_per_frame; - codec->time_base.den *= 2; - codec->ticks_per_frame = 2; - } - } else if(!(oc->oformat->flags & AVFMT_VARIABLE_FPS) - && strcmp(oc->oformat->name, "mov") && strcmp(oc->oformat->name, "mp4") && strcmp(oc->oformat->name, "3gp") - && strcmp(oc->oformat->name, "3g2") && strcmp(oc->oformat->name, "psp") && strcmp(oc->oformat->name, "ipod") - ) { - if( copy_tb<0 && av_q2d(icodec->time_base)*icodec->ticks_per_frame > av_q2d(ist->st->time_base) - && av_q2d(ist->st->time_base) < 1.0/500 - || copy_tb==0){ - codec->time_base = icodec->time_base; - codec->time_base.num *= icodec->ticks_per_frame; - } - } - - if(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); - - switch (codec->codec_type) { - case AVMEDIA_TYPE_AUDIO: - if (audio_volume != 256) { - av_log(NULL, AV_LOG_FATAL, "-acodec copy and -vol are incompatible (frames are not decoded)\n"); - exit_program(1); - } - codec->channel_layout = icodec->channel_layout; - codec->sample_rate = icodec->sample_rate; - codec->channels = icodec->channels; - 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 == AV_CODEC_ID_MP3) - codec->block_align= 0; - if(codec->codec_id == AV_CODEC_ID_AC3) - codec->block_align= 0; - break; - case AVMEDIA_TYPE_VIDEO: - codec->pix_fmt = icodec->pix_fmt; - codec->width = icodec->width; - codec->height = icodec->height; - codec->has_b_frames = icodec->has_b_frames; - if (!codec->sample_aspect_ratio.num) { - codec->sample_aspect_ratio = - ost->st->sample_aspect_ratio = - ist->st->sample_aspect_ratio.num ? ist->st->sample_aspect_ratio : - ist->st->codec->sample_aspect_ratio.num ? - ist->st->codec->sample_aspect_ratio : (AVRational){0, 1}; - } - ost->st->avg_frame_rate = ist->st->avg_frame_rate; - break; - case AVMEDIA_TYPE_SUBTITLE: - codec->width = icodec->width; - codec->height = icodec->height; - break; - case AVMEDIA_TYPE_DATA: - case AVMEDIA_TYPE_ATTACHMENT: - break; - default: - abort(); - } - } else { - if (!ost->enc) - ost->enc = avcodec_find_encoder(codec->codec_id); - if (!ost->enc) { - /* should only happen when a default codec is not present. */ - snprintf(error, sizeof(error), "Encoder (codec %s) not found for output stream #%d:%d", - avcodec_get_name(ost->st->codec->codec_id), ost->file_index, ost->index); - ret = AVERROR(EINVAL); - goto dump_format; - } - - if (ist) - ist->decoding_needed = 1; - ost->encoding_needed = 1; - - if (!ost->filter && - (codec->codec_type == AVMEDIA_TYPE_VIDEO || - codec->codec_type == AVMEDIA_TYPE_AUDIO)) { - FilterGraph *fg; - fg = init_simple_filtergraph(ist, ost); - if (configure_filtergraph(fg)) { - av_log(NULL, AV_LOG_FATAL, "Error opening filters!\n"); - exit(1); - } - } - - if (codec->codec_type == AVMEDIA_TYPE_VIDEO) { - if (ost->filter && !ost->frame_rate.num) - ost->frame_rate = av_buffersink_get_frame_rate(ost->filter->filter); - if (ist && !ost->frame_rate.num) - ost->frame_rate = ist->st->r_frame_rate.num ? ist->st->r_frame_rate : (AVRational){25, 1}; -// ost->frame_rate = ist->st->avg_frame_rate.num ? ist->st->avg_frame_rate : (AVRational){25, 1}; - if (ost->enc && ost->enc->supported_framerates && !ost->force_fps) { - int idx = av_find_nearest_q_idx(ost->frame_rate, ost->enc->supported_framerates); - ost->frame_rate = ost->enc->supported_framerates[idx]; - } - } - - switch (codec->codec_type) { - case AVMEDIA_TYPE_AUDIO: - codec->sample_fmt = ost->filter->filter->inputs[0]->format; - codec->sample_rate = ost->filter->filter->inputs[0]->sample_rate; - codec->channel_layout = ost->filter->filter->inputs[0]->channel_layout; - codec->channels = av_get_channel_layout_nb_channels(codec->channel_layout); - codec->time_base = (AVRational){ 1, codec->sample_rate }; - break; - case AVMEDIA_TYPE_VIDEO: - 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 - && (video_sync_method == VSYNC_CFR || (video_sync_method == VSYNC_AUTO && !(oc->oformat->flags & AVFMT_VARIABLE_FPS)))){ - av_log(oc, AV_LOG_WARNING, "Frame rate very high for a muxer not efficiently supporting it.\n" - "Please consider specifying a lower framerate, a different muxer or -vsync 2\n"); - } - for (j = 0; j < ost->forced_kf_count; j++) - ost->forced_kf_pts[j] = av_rescale_q(ost->forced_kf_pts[j], - AV_TIME_BASE_Q, - codec->time_base); - - codec->width = ost->filter->filter->inputs[0]->w; - codec->height = ost->filter->filter->inputs[0]->h; - codec->sample_aspect_ratio = ost->st->sample_aspect_ratio = - ost->frame_aspect_ratio ? // overridden by the -aspect cli option - av_d2q(ost->frame_aspect_ratio * codec->height/codec->width, 255) : - ost->filter->filter->inputs[0]->sample_aspect_ratio; - codec->pix_fmt = ost->filter->filter->inputs[0]->format; - - if (!icodec || - codec->width != icodec->width || - codec->height != icodec->height || - codec->pix_fmt != icodec->pix_fmt) { - codec->bits_per_raw_sample = frame_bits_per_raw_sample; - } - - if (ost->forced_keyframes) - parse_forced_key_frames(ost->forced_keyframes, ost, - ost->st->codec); - break; - case AVMEDIA_TYPE_SUBTITLE: - codec->time_base = (AVRational){1, 1000}; - break; - default: - abort(); - break; - } - /* two pass mode */ - if (codec->flags & (CODEC_FLAG_PASS1 | CODEC_FLAG_PASS2)) { - char logfilename[1024]; - FILE *f; - - snprintf(logfilename, sizeof(logfilename), "%s-%d.log", - pass_logfilename_prefix ? pass_logfilename_prefix : DEFAULT_PASS_LOGFILENAME_PREFIX, - i); - if (!strcmp(ost->enc->name, "libx264")) { - av_dict_set(&ost->opts, "stats", logfilename, AV_DICT_DONT_OVERWRITE); - } else { - if (codec->flags & CODEC_FLAG_PASS2) { - char *logbuffer; - size_t logbuffer_size; - if (cmdutils_read_file(logfilename, &logbuffer, &logbuffer_size) < 0) { - av_log(NULL, AV_LOG_FATAL, "Error reading log file '%s' for pass-2 encoding\n", - logfilename); - exit_program(1); - } - codec->stats_in = logbuffer; - } - if (codec->flags & CODEC_FLAG_PASS1) { - f = fopen(logfilename, "wb"); - if (!f) { - av_log(NULL, AV_LOG_FATAL, "Cannot write log file '%s' for pass-1 encoding: %s\n", - logfilename, strerror(errno)); - exit_program(1); - } - ost->logfile = f; - } - } - } - } - } - - /* open each encoder */ - for (i = 0; i < nb_output_streams; i++) { - ost = output_streams[i]; - if (ost->encoding_needed) { - AVCodec *codec = ost->enc; - AVCodecContext *dec = NULL; - - if ((ist = get_input_stream(ost))) - dec = ist->st->codec; - if (dec && dec->subtitle_header) { - /* 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; - } - memcpy(ost->st->codec->subtitle_header, dec->subtitle_header, dec->subtitle_header_size); - ost->st->codec->subtitle_header_size = dec->subtitle_header_size; - } - if (!av_dict_get(ost->opts, "threads", NULL, 0)) - av_dict_set(&ost->opts, "threads", "auto", 0); - if (avcodec_open2(ost->st->codec, codec, &ost->opts) < 0) { - snprintf(error, sizeof(error), "Error while opening encoder for output stream #%d:%d - maybe incorrect parameters such as bit_rate, rate, width or height", - ost->file_index, ost->index); - ret = AVERROR(EINVAL); - goto dump_format; - } - if (ost->enc->type == AVMEDIA_TYPE_AUDIO && - !(ost->enc->capabilities & CODEC_CAP_VARIABLE_FRAME_SIZE)) - av_buffersink_set_frame_size(ost->filter->filter, - ost->st->codec->frame_size); - assert_codec_experimental(ost->st->codec, 1); - assert_avoptions(ost->opts); - if (ost->st->codec->bit_rate && ost->st->codec->bit_rate < 1000) - av_log(NULL, AV_LOG_WARNING, "The bitrate parameter is set too low." - " It takes bits/s as argument, not kbits/s\n"); - extra_size += ost->st->codec->extradata_size; - - if (ost->st->codec->me_threshold) - input_streams[ost->source_index]->st->codec->debug |= FF_DEBUG_MV; - } - } +} - /* init input streams */ - for (i = 0; i < nb_input_streams; i++) - if ((ret = init_input_stream(i, error, sizeof(error))) < 0) - goto dump_format; +static void flush_encoders(void) +{ + int i, ret; - /* discard unused programs */ - for (i = 0; i < nb_input_files; i++) { - InputFile *ifile = input_files[i]; - for (j = 0; j < ifile->ctx->nb_programs; j++) { - AVProgram *p = ifile->ctx->programs[j]; - int discard = AVDISCARD_ALL; + for (i = 0; i < nb_output_streams; i++) { + OutputStream *ost = output_streams[i]; + AVCodecContext *enc = ost->st->codec; + AVFormatContext *os = output_files[ost->file_index]->ctx; + int stop_encoding = 0; - for (k = 0; k < p->nb_stream_indexes; k++) - if (!input_streams[ifile->ist_index + p->stream_index[k]]->discard) { - discard = AVDISCARD_DEFAULT; - break; - } - p->discard = discard; - } - } + if (!ost->encoding_needed) + continue; - /* open files and write file headers */ - for (i = 0; i < nb_output_files; i++) { - oc = output_files[i]->ctx; - oc->interrupt_callback = int_cb; - if ((ret = avformat_write_header(oc, &output_files[i]->opts)) < 0) { - char errbuf[128]; - const char *errbuf_ptr = errbuf; - if (av_strerror(ret, errbuf, sizeof(errbuf)) < 0) - errbuf_ptr = strerror(AVUNERROR(ret)); - snprintf(error, sizeof(error), "Could not write header for output file #%d (incorrect codec parameters ?): %s", i, errbuf_ptr); - ret = AVERROR(EINVAL); - goto dump_format; - } -// assert_avoptions(output_files[i]->opts); - if (strcmp(oc->oformat->name, "rtp")) { - want_sdp = 0; - } - } + 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 == AV_CODEC_ID_RAWVIDEO) + continue; - dump_format: - /* dump the file output parameters - cannot be done before in case - of stream copy */ - for (i = 0; i < nb_output_files; i++) { - av_dump_format(output_files[i]->ctx, i, output_files[i]->ctx->filename, 1); - } + for (;;) { + int (*encode)(AVCodecContext*, AVPacket*, const AVFrame*, int*) = NULL; + const char *desc; + int64_t *size; - /* dump the stream mapping */ - av_log(NULL, AV_LOG_INFO, "Stream mapping:\n"); - for (i = 0; i < nb_input_streams; i++) { - ist = input_streams[i]; + switch (ost->st->codec->codec_type) { + case AVMEDIA_TYPE_AUDIO: + encode = avcodec_encode_audio2; + desc = "Audio"; + size = &audio_size; + break; + case AVMEDIA_TYPE_VIDEO: + encode = avcodec_encode_video2; + desc = "Video"; + size = &video_size; + break; + default: + stop_encoding = 1; + } - for (j = 0; j < ist->nb_filters; j++) { - if (ist->filters[j]->graph->graph_desc) { - av_log(NULL, AV_LOG_INFO, " Stream #%d:%d (%s) -> %s", - ist->file_index, ist->st->index, ist->dec ? ist->dec->name : "?", - ist->filters[j]->name); - if (nb_filtergraphs > 1) - av_log(NULL, AV_LOG_INFO, " (graph %d)", ist->filters[j]->graph->index); - av_log(NULL, AV_LOG_INFO, "\n"); + if (encode) { + AVPacket pkt; + int got_packet; + av_init_packet(&pkt); + pkt.data = NULL; + pkt.size = 0; + + update_benchmark(NULL); + ret = encode(enc, &pkt, NULL, &got_packet); + update_benchmark("flush %s %d.%d", desc, ost->file_index, ost->index); + if (ret < 0) { + av_log(NULL, AV_LOG_FATAL, "%s encoding failed\n", desc); + exit_program(1); + } + *size += pkt.size; + if (ost->logfile && enc->stats_out) { + fprintf(ost->logfile, "%s", enc->stats_out); + } + if (!got_packet) { + stop_encoding = 1; + break; + } + if (pkt.pts != AV_NOPTS_VALUE) + pkt.pts = av_rescale_q(pkt.pts, enc->time_base, ost->st->time_base); + if (pkt.dts != AV_NOPTS_VALUE) + pkt.dts = av_rescale_q(pkt.dts, enc->time_base, ost->st->time_base); + write_frame(os, &pkt, ost); } + + if (stop_encoding) + break; } } +} - for (i = 0; i < nb_output_streams; i++) { - ost = output_streams[i]; +/* + * Check whether a packet from ist should be written into ost at this time + */ +static int check_output_constraints(InputStream *ist, OutputStream *ost) +{ + OutputFile *of = output_files[ost->file_index]; + int ist_index = input_files[ist->file_index]->ist_index + ist->st->index; - if (ost->attachment_filename) { - /* an attached file */ - av_log(NULL, AV_LOG_INFO, " File %s -> Stream #%d:%d\n", - ost->attachment_filename, ost->file_index, ost->index); - continue; - } + if (ost->source_index != ist_index) + return 0; - if (ost->filter && ost->filter->graph->graph_desc) { - /* output from a complex graph */ - av_log(NULL, AV_LOG_INFO, " %s", ost->filter->name); - if (nb_filtergraphs > 1) - av_log(NULL, AV_LOG_INFO, " (graph %d)", ost->filter->graph->index); + if (of->start_time && ist->pts < of->start_time) + return 0; - av_log(NULL, AV_LOG_INFO, " -> Stream #%d:%d (%s)\n", ost->file_index, - ost->index, ost->enc ? ost->enc->name : "?"); - continue; - } + return 1; +} - av_log(NULL, AV_LOG_INFO, " Stream #%d:%d -> #%d:%d", - input_streams[ost->source_index]->file_index, - input_streams[ost->source_index]->st->index, - ost->file_index, - ost->index); - if (ost->sync_ist != input_streams[ost->source_index]) - av_log(NULL, AV_LOG_INFO, " [sync #%d:%d]", - ost->sync_ist->file_index, - ost->sync_ist->st->index); - if (ost->stream_copy) - av_log(NULL, AV_LOG_INFO, " (copy)"); - else - av_log(NULL, AV_LOG_INFO, " (%s -> %s)", input_streams[ost->source_index]->dec ? - input_streams[ost->source_index]->dec->name : "?", - ost->enc ? ost->enc->name : "?"); - av_log(NULL, AV_LOG_INFO, "\n"); - } +static void do_streamcopy(InputStream *ist, OutputStream *ost, const AVPacket *pkt) +{ + OutputFile *of = output_files[ost->file_index]; + int64_t ost_tb_start_time = av_rescale_q(of->start_time, AV_TIME_BASE_Q, ost->st->time_base); + AVPicture pict; + AVPacket opkt; - if (ret) { - av_log(NULL, AV_LOG_ERROR, "%s\n", error); - return ret; + av_init_packet(&opkt); + + if ((!ost->frame_number && !(pkt->flags & AV_PKT_FLAG_KEY)) && + !ost->copy_initial_nonkeyframes) + return; + + if (of->recording_time != INT64_MAX && + ist->pts >= of->recording_time + of->start_time) { + ost->finished = 1; + return; } - if (want_sdp) { - print_sdp(); + /* force the input stream PTS */ + if (ost->st->codec->codec_type == AVMEDIA_TYPE_AUDIO) + audio_size += pkt->size; + else if (ost->st->codec->codec_type == AVMEDIA_TYPE_VIDEO) { + video_size += pkt->size; + ost->sync_opts++; + } else if (ost->st->codec->codec_type == AVMEDIA_TYPE_SUBTITLE) { + subtitle_size += pkt->size; } - return 0; -} + if (pkt->pts != AV_NOPTS_VALUE) + opkt.pts = av_rescale_q(pkt->pts, ist->st->time_base, ost->st->time_base) - ost_tb_start_time; + else + opkt.pts = AV_NOPTS_VALUE; -/** - * @return 1 if there are still streams where more output is wanted, - * 0 otherwise - */ -static int need_output(void) -{ - int i; + if (pkt->dts == AV_NOPTS_VALUE) + opkt.dts = av_rescale_q(ist->dts, AV_TIME_BASE_Q, ost->st->time_base); + else + opkt.dts = av_rescale_q(pkt->dts, ist->st->time_base, ost->st->time_base); + opkt.dts -= ost_tb_start_time; - for (i = 0; i < nb_output_streams; i++) { - OutputStream *ost = output_streams[i]; - OutputFile *of = output_files[ost->file_index]; - AVFormatContext *os = output_files[ost->file_index]->ctx; + opkt.duration = av_rescale_q(pkt->duration, ist->st->time_base, ost->st->time_base); + opkt.flags = pkt->flags; - if (ost->is_past_recording_time || - (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; - continue; - } + // FIXME remove the following 2 lines they shall be replaced by the bitstream filters + 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; + } else { + opkt.data = pkt->data; + opkt.size = pkt->size; + } - return 1; + if (ost->st->codec->codec_type == AVMEDIA_TYPE_VIDEO && (of->ctx->oformat->flags & AVFMT_RAWPICTURE)) { + /* store AVPicture in AVPacket, as expected by the output format */ + avpicture_fill(&pict, opkt.data, ost->st->codec->pix_fmt, ost->st->codec->width, ost->st->codec->height); + opkt.data = (uint8_t *)&pict; + opkt.size = sizeof(AVPicture); + opkt.flags |= AV_PKT_FLAG_KEY; } - return 0; + write_frame(of->ctx, &opkt, ost); + ost->st->codec->frame_number++; + av_free_packet(&opkt); +} + +static void rate_emu_sleep(InputStream *ist) +{ + if (input_files[ist->file_index]->rate_emu) { + int64_t pts = av_rescale(ist->dts, 1000000, AV_TIME_BASE); + int64_t now = av_gettime() - ist->start; + if (pts > now) + av_usleep(pts - now); + } } -static int input_acceptable(InputStream *ist) +int guess_input_channel_layout(InputStream *ist) { - av_assert1(!ist->discard); - return !input_files[ist->file_index]->unavailable && - !input_files[ist->file_index]->eof_reached; -} + AVCodecContext *dec = ist->st->codec; -static int find_graph_input(FilterGraph *graph) -{ - int i, nb_req_max = 0, file_index = -1; + if (!dec->channel_layout) { + char layout_name[256]; - for (i = 0; i < graph->nb_inputs; i++) { - int nb_req = av_buffersrc_get_nb_failed_requests(graph->inputs[i]->filter); - if (nb_req > nb_req_max) { - InputStream *ist = graph->inputs[i]->ist; - if (input_acceptable(ist)) { - nb_req_max = nb_req; - file_index = ist->file_index; - } - } + dec->channel_layout = av_get_default_channel_layout(dec->channels); + if (!dec->channel_layout) + return 0; + av_get_channel_layout_string(layout_name, sizeof(layout_name), + dec->channels, dec->channel_layout); + av_log(NULL, AV_LOG_WARNING, "Guessed Channel Layout for Input Stream " + "#%d.%d : %s\n", ist->file_index, ist->st->index, layout_name); } - - return file_index; + return 1; } -/** - * Select the input file to read from. - * - * @return >=0 index of the input file to use; - * -1 if no file is acceptable; - * -2 to read from filters without reading from a file - */ -static int select_input_file(void) +static int decode_audio(InputStream *ist, AVPacket *pkt, int *got_output) { - int i, ret, nb_active_out = nb_output_streams, ost_index = -1; - int64_t opts_min; - OutputStream *ost; - AVFilterBufferRef *dummy; + AVFrame *decoded_frame; + AVCodecContext *avctx = ist->st->codec; + int i, ret, resample_changed; + AVRational decoded_frame_tb; - for (i = 0; i < nb_output_streams; i++) - nb_active_out -= output_streams[i]->unavailable = - output_streams[i]->is_past_recording_time; - while (nb_active_out) { - opts_min = INT64_MAX; - ost_index = -1; - for (i = 0; i < nb_output_streams; i++) { - OutputStream *ost = output_streams[i]; - int64_t opts = av_rescale_q(ost->st->cur_dts, ost->st->time_base, - AV_TIME_BASE_Q); - if (!ost->unavailable && opts < opts_min) { - opts_min = opts; - ost_index = i; - } - } - if (ost_index < 0) - return -1; + if (!ist->decoded_frame && !(ist->decoded_frame = avcodec_alloc_frame())) + return AVERROR(ENOMEM); + else + avcodec_get_frame_defaults(ist->decoded_frame); + decoded_frame = ist->decoded_frame; - ost = output_streams[ost_index]; - if (ost->source_index >= 0) { - /* ost is directly connected to an input */ - InputStream *ist = input_streams[ost->source_index]; - if (input_acceptable(ist)) - return ist->file_index; - } else { - /* ost is connected to a complex filtergraph */ - av_assert1(ost->filter); - ret = av_buffersink_get_buffer_ref(ost->filter->filter, &dummy, - AV_BUFFERSINK_FLAG_PEEK); - if (ret >= 0) - return -2; - ret = find_graph_input(ost->filter->graph); - if (ret >= 0) - return ret; - } - ost->unavailable = 1; - nb_active_out--; - } - return -1; -} + 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); -static int check_keyboard_interaction(int64_t cur_time) -{ - int i, ret, key; - static int64_t last_time; - if (received_nb_signals) - return AVERROR_EXIT; - /* read_key() returns 0 on EOF */ - if(cur_time - last_time >= 100000 && !run_as_daemon){ - key = read_key(); - last_time = cur_time; - }else - key = -1; - if (key == 'q') - return AVERROR_EXIT; - if (key == '+') av_log_set_level(av_log_get_level()+10); - if (key == '-') av_log_set_level(av_log_get_level()-10); - if (key == 's') qp_hist ^= 1; - if (key == 'h'){ - if (do_hex_dump){ - do_hex_dump = do_pkt_dump = 0; - } else if(do_pkt_dump){ - do_hex_dump = 1; - } else - do_pkt_dump = 1; - av_log_set_level(AV_LOG_DEBUG); - } - if (key == 'c' || key == 'C'){ - char buf[4096], target[64], command[256], arg[256] = {0}; - double time; - int k, n = 0; - fprintf(stderr, "\nEnter command: