/*
- * ffmpeg main
* Copyright (c) 2000-2003 Fabrice Bellard
*
* This file is part of FFmpeg.
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
+/**
+ * @file
+ * multimedia converter based on the FFmpeg libraries
+ */
+
#include "config.h"
#include <ctype.h>
#include <string.h>
#include "libavutil/pixdesc.h"
#include "libavutil/avstring.h"
#include "libavutil/libm.h"
+#include "libavutil/imgutils.h"
#include "libavformat/os_support.h"
#include "libswresample/swresample.h"
# include "libavfilter/avfilter.h"
# include "libavfilter/avfiltergraph.h"
# include "libavfilter/buffersink.h"
+# include "libavfilter/buffersrc.h"
# include "libavfilter/vsrc_buffer.h"
#endif
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_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= -1;
-static int audio_sync_method= 0;
-static float audio_drift_threshold= 0.1;
-static int copy_ts= 0;
-static int copy_tb= 0;
+static int video_sync_method = -1;
+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 uint8_t *audio_out;
static unsigned int allocated_audio_out_size, allocated_audio_buf_size;
-static void *samples;
static uint8_t *input_tmp= NULL;
#define DEFAULT_PASS_LOGFILENAME_PREFIX "ffmpeg2pass"
+typedef struct FrameBuffer {
+ uint8_t *base[4];
+ uint8_t *data[4];
+ int linesize[4];
+
+ int h, w;
+ enum PixelFormat pix_fmt;
+
+ int refcount;
+ struct InputStream *ist;
+ struct FrameBuffer *next;
+} FrameBuffer;
+
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;
+ AVFrame *filtered_frame;
int64_t start; /* time when read started */
int64_t next_pts; /* synthetic pts for cases where pkt.pts
int is_start; /* is 1 at the start and after a discontinuity */
int showed_multi_packet_warning;
AVDictionary *opts;
+
+ /* a pool of free buffers for decoded data */
+ FrameBuffer *buffer_pool;
+ int dr1;
} InputStream;
typedef struct InputFile {
int frame_number;
/* input pts and corresponding output pts
for A/V sync */
- //double sync_ipts; /* dts from the AVPacket of the demuxer in second units */
+ // double sync_ipts; /* dts from the AVPacket of the demuxer in second units */
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
+ int64_t sync_opts; /* output frame counter, could be changed to some true timestamp */ // FIXME look at frame_number
AVBitStreamFilterContext *bitstream_filters;
AVCodec *enc;
int64_t max_frames;
uint64_t limit_filesize;
} OutputFile;
-static InputStream *input_streams = NULL;
+static InputStream *input_streams = NULL;
static int nb_input_streams = 0;
-static InputFile *input_files = NULL;
+static InputFile *input_files = NULL;
static int nb_input_files = 0;
static OutputStream *output_streams = NULL;
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;
init_opts();
}
+static int alloc_buffer(InputStream *ist, FrameBuffer **pbuf)
+{
+ AVCodecContext *s = ist->st->codec;
+ FrameBuffer *buf = av_mallocz(sizeof(*buf));
+ int ret, i;
+ const int pixel_size = av_pix_fmt_descriptors[s->pix_fmt].comp[0].step_minus1+1;
+ int h_chroma_shift, v_chroma_shift;
+ int edge = 32; // XXX should be avcodec_get_edge_width(), but that fails on svq1
+ int w = s->width, h = s->height;
+
+ if (!buf)
+ return AVERROR(ENOMEM);
+
+ if (!(s->flags & CODEC_FLAG_EMU_EDGE)) {
+ w += 2*edge;
+ h += 2*edge;
+ }
+
+ avcodec_align_dimensions(s, &w, &h);
+ if ((ret = av_image_alloc(buf->base, buf->linesize, w, h,
+ s->pix_fmt, 32)) < 0) {
+ av_freep(&buf);
+ return ret;
+ }
+ /* XXX this shouldn't be needed, but some tests break without this line
+ * those decoders are buggy and need to be fixed.
+ * the following tests fail:
+ * bethsoft-vid, cdgraphics, ansi, aasc, fraps-v1, qtrle-1bit
+ */
+ memset(buf->base[0], 128, ret);
+
+ avcodec_get_chroma_sub_sample(s->pix_fmt, &h_chroma_shift, &v_chroma_shift);
+ for (i = 0; i < FF_ARRAY_ELEMS(buf->data); i++) {
+ const int h_shift = i==0 ? 0 : h_chroma_shift;
+ const int v_shift = i==0 ? 0 : v_chroma_shift;
+ if (s->flags & CODEC_FLAG_EMU_EDGE)
+ buf->data[i] = buf->base[i];
+ else
+ buf->data[i] = buf->base[i] +
+ FFALIGN((buf->linesize[i]*edge >> v_shift) +
+ (pixel_size*edge >> h_shift), 32);
+ }
+ buf->w = s->width;
+ buf->h = s->height;
+ buf->pix_fmt = s->pix_fmt;
+ buf->ist = ist;
+
+ *pbuf = buf;
+ return 0;
+}
+
+static void free_buffer_pool(InputStream *ist)
+{
+ FrameBuffer *buf = ist->buffer_pool;
+ while (buf) {
+ ist->buffer_pool = buf->next;
+ av_freep(&buf->base[0]);
+ av_free(buf);
+ buf = ist->buffer_pool;
+ }
+}
+
+static void unref_buffer(InputStream *ist, FrameBuffer *buf)
+{
+ av_assert0(buf->refcount);
+ buf->refcount--;
+ if (!buf->refcount) {
+ buf->next = ist->buffer_pool;
+ ist->buffer_pool = buf;
+ }
+}
+
+static int codec_get_buffer(AVCodecContext *s, AVFrame *frame)
+{
+ InputStream *ist = s->opaque;
+ FrameBuffer *buf;
+ int ret, i;
+
+ if (!ist->buffer_pool && (ret = alloc_buffer(ist, &ist->buffer_pool)) < 0)
+ return ret;
+
+ buf = ist->buffer_pool;
+ ist->buffer_pool = buf->next;
+ buf->next = NULL;
+ if (buf->w != s->width || buf->h != s->height || buf->pix_fmt != s->pix_fmt) {
+ av_freep(&buf->base[0]);
+ av_free(buf);
+ ist->dr1 = 0;
+ if ((ret = alloc_buffer(ist, &buf)) < 0)
+ return ret;
+ }
+ buf->refcount++;
+
+ frame->opaque = buf;
+ frame->type = FF_BUFFER_TYPE_USER;
+ frame->extended_data = frame->data;
+ frame->pkt_pts = s->pkt ? s->pkt->pts : AV_NOPTS_VALUE;
+
+ for (i = 0; i < FF_ARRAY_ELEMS(buf->data); i++) {
+ frame->base[i] = buf->base[i]; // XXX h264.c uses base though it shouldn't
+ frame->data[i] = buf->data[i];
+ frame->linesize[i] = buf->linesize[i];
+ }
+
+ return 0;
+}
+
+static void codec_release_buffer(AVCodecContext *s, AVFrame *frame)
+{
+ InputStream *ist = s->opaque;
+ FrameBuffer *buf = frame->opaque;
+ int i;
+
+ if(frame->type!=FF_BUFFER_TYPE_USER)
+ return avcodec_default_release_buffer(s, frame);
+
+ for (i = 0; i < FF_ARRAY_ELEMS(frame->data); i++)
+ frame->data[i] = NULL;
+
+ unref_buffer(ist, buf);
+}
+
+static void filter_release_buffer(AVFilterBuffer *fb)
+{
+ FrameBuffer *buf = fb->priv;
+ av_free(fb);
+ unref_buffer(buf->ist, buf);
+}
+
#if CONFIG_AVFILTER
static int configure_video_filters(InputStream *ist, OutputStream *ost)
ost->graph = avfilter_graph_alloc();
- if (ist->st->sample_aspect_ratio.num){
+ if (ist->st->sample_aspect_ratio.num) {
sample_aspect_ratio = ist->st->sample_aspect_ratio;
- }else
+ } else
sample_aspect_ratio = ist->st->codec->sample_aspect_ratio;
snprintf(args, 255, "%d:%d:%d:%d:%d:%d:%d", ist->st->codec->width,
return ret;
last_filter = ost->input_video_filter;
- if (codec->width != icodec->width || codec->height != icodec->height) {
+ if (codec->width != icodec->width || codec->height != icodec->height) {
snprintf(args, 255, "%d:%d:flags=0x%X",
codec->width,
codec->height,
codec->height = ost->output_video_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) :
+ av_d2q(ost->frame_aspect_ratio * codec->height/codec->width, 255) :
ost->output_video_filter->inputs[0]->sample_aspect_ratio;
return 0;
received_sigterm = sig;
received_nb_signals++;
term_exit();
+ if(received_nb_signals > 3)
+ exit(123);
}
static void term_init(void)
#endif
avformat_network_deinit();
- signal(SIGINT , sigterm_handler); /* Interrupt (ANSI). */
+ signal(SIGINT , sigterm_handler); /* Interrupt (ANSI). */
signal(SIGTERM, sigterm_handler); /* Termination (ANSI). */
#ifdef SIGXCPU
signal(SIGXCPU, sigterm_handler);
return -1;
}
-static int decode_interrupt_cb(void)
+static int decode_interrupt_cb(void *ctx)
{
return received_nb_signals > 1;
}
+static const AVIOInterruptCB int_cb = { decode_interrupt_cb, NULL };
+
void av_noreturn exit_program(int ret)
{
int i;
/* close files */
- for(i=0;i<nb_output_files;i++) {
+ 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);
}
- for(i=0;i<nb_input_files;i++) {
- av_close_input_file(input_files[i].ctx);
+ for (i = 0; i < nb_input_files; i++) {
+ avformat_close_input(&input_files[i].ctx);
}
- for (i = 0; i < nb_input_streams; i++)
+ for (i = 0; i < nb_input_streams; i++) {
+ av_freep(&input_streams[i].decoded_frame);
+ av_freep(&input_streams[i].filtered_frame);
av_dict_free(&input_streams[i].opts);
+ free_buffer_pool(&input_streams[i]);
+ }
if (vstats_file)
fclose(vstats_file);
uninit_opts();
av_free(audio_buf);
av_free(audio_out);
- allocated_audio_buf_size= allocated_audio_out_size= 0;
- av_free(samples);
+ allocated_audio_buf_size = allocated_audio_out_size = 0;
#if CONFIG_AVFILTER
avfilter_uninit();
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)
+ 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) {
static void choose_sample_rate(AVStream *st, AVCodec *codec)
{
- if(codec && codec->supported_samplerates){
- const int *p= codec->supported_samplerates;
- int best=0;
- int best_dist=INT_MAX;
- for(; *p; p++){
- int dist= abs(st->codec->sample_rate - *p);
- if(dist < best_dist){
- best_dist= dist;
- best= *p;
+ if (codec && codec->supported_samplerates) {
+ const int *p = codec->supported_samplerates;
+ int best = 0;
+ int best_dist = INT_MAX;
+ for (; *p; p++) {
+ int dist = abs(st->codec->sample_rate - *p);
+ if (dist < best_dist) {
+ best_dist = dist;
+ best = *p;
}
}
- if(best_dist){
+ if (best_dist) {
av_log(st->codec, AV_LOG_WARNING, "Requested sampling rate unsupported using closest supported (%d)\n", best);
}
- st->codec->sample_rate= best;
+ st->codec->sample_rate = best;
}
}
static void choose_pixel_fmt(AVStream *st, AVCodec *codec)
{
- if(codec && codec->pix_fmts){
- const enum PixelFormat *p= codec->pix_fmts;
- if(st->codec->strict_std_compliance <= FF_COMPLIANCE_UNOFFICIAL){
- if(st->codec->codec_id==CODEC_ID_MJPEG){
- p= (const enum PixelFormat[]){PIX_FMT_YUVJ420P, PIX_FMT_YUVJ422P, PIX_FMT_YUV420P, PIX_FMT_YUV422P, PIX_FMT_NONE};
- }else if(st->codec->codec_id==CODEC_ID_LJPEG){
- p= (const enum PixelFormat[]){PIX_FMT_YUVJ420P, PIX_FMT_YUVJ422P, PIX_FMT_YUVJ444P, PIX_FMT_YUV420P, PIX_FMT_YUV422P, PIX_FMT_YUV444P, PIX_FMT_BGRA, PIX_FMT_NONE};
+ if (codec && codec->pix_fmts) {
+ const enum PixelFormat *p = codec->pix_fmts;
+ int has_alpha= av_pix_fmt_descriptors[st->codec->pix_fmt].nb_components % 2 == 0;
+ enum PixelFormat best= PIX_FMT_NONE;
+ if (st->codec->strict_std_compliance <= FF_COMPLIANCE_UNOFFICIAL) {
+ if (st->codec->codec_id == CODEC_ID_MJPEG) {
+ p = (const enum PixelFormat[]) { PIX_FMT_YUVJ420P, PIX_FMT_YUVJ422P, PIX_FMT_YUV420P, PIX_FMT_YUV422P, PIX_FMT_NONE };
+ } else if (st->codec->codec_id == CODEC_ID_LJPEG) {
+ p = (const enum PixelFormat[]) { PIX_FMT_YUVJ420P, PIX_FMT_YUVJ422P, PIX_FMT_YUVJ444P, PIX_FMT_YUV420P,
+ PIX_FMT_YUV422P, PIX_FMT_YUV444P, PIX_FMT_BGRA, PIX_FMT_NONE };
}
}
- for(; *p!=-1; p++){
- if(*p == st->codec->pix_fmt)
+ for (; *p != PIX_FMT_NONE; p++) {
+ best= avcodec_find_best_pix_fmt2(best, *p, st->codec->pix_fmt, has_alpha, NULL);
+ if (*p == st->codec->pix_fmt)
break;
}
- if (*p == -1) {
- if(st->codec->pix_fmt != PIX_FMT_NONE)
+ if (*p == PIX_FMT_NONE) {
+ if (st->codec->pix_fmt != 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[st->codec->pix_fmt].name,
- codec->name,
- av_pix_fmt_descriptors[codec->pix_fmts[0]].name);
- st->codec->pix_fmt = codec->pix_fmts[0];
+ "Incompatible pixel format '%s' for codec '%s', auto-selecting format '%s'\n",
+ av_pix_fmt_descriptors[st->codec->pix_fmt].name,
+ codec->name,
+ av_pix_fmt_descriptors[best].name);
+ st->codec->pix_fmt = best;
}
}
}
{
const InputStream *ist = ost->sync_ist;
OutputFile *of = &output_files[ost->file_index];
- return (double)(ist->pts - of->start_time)/AV_TIME_BASE;
+ return (double)(ist->pts - of->start_time) / AV_TIME_BASE;
}
static void write_frame(AVFormatContext *s, AVPacket *pkt, AVCodecContext *avctx, AVBitStreamFilterContext *bsfc)
{
int ret;
- 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){
+ 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){
+ new_pkt.destruct = av_destruct_packet;
+ } else if (a < 0) {
av_log(NULL, AV_LOG_ERROR, "%s failed for stream %d, codec %s",
bsfc->filter->name, pkt->stream_index,
avctx->codec ? avctx->codec->name : "copy");
if (exit_on_error)
exit_program(1);
}
- *pkt= new_pkt;
+ *pkt = new_pkt;
- bsfc= bsfc->next;
+ bsfc = bsfc->next;
}
- ret= av_interleaved_write_frame(s, pkt);
- if(ret < 0){
+ ret = av_interleaved_write_frame(s, pkt);
+ if (ret < 0) {
print_error("av_interleaved_write_frame()", ret);
exit_program(1);
}
}
-static void do_audio_out(AVFormatContext *s,
- OutputStream *ost,
- InputStream *ist,
- unsigned char *buf, int size)
+static void generate_silence(uint8_t* buf, enum AVSampleFormat sample_fmt, size_t size)
+{
+ int fill_char = 0x00;
+ if (sample_fmt == AV_SAMPLE_FMT_U8)
+ fill_char = 0x80;
+ memset(buf, fill_char, size);
+}
+
+static void do_audio_out(AVFormatContext *s, OutputStream *ost,
+ InputStream *ist, AVFrame *decoded_frame)
{
uint8_t *buftmp;
int64_t audio_out_size, audio_buf_size;
- int64_t allocated_for_size= size;
int size_out, frame_bytes, ret, resample_changed;
- AVCodecContext *enc= ost->st->codec;
- AVCodecContext *dec= ist->st->codec;
+ AVCodecContext *enc = ost->st->codec;
+ AVCodecContext *dec = ist->st->codec;
int osize = av_get_bytes_per_sample(enc->sample_fmt);
int isize = av_get_bytes_per_sample(dec->sample_fmt);
const int coded_bps = av_get_bits_per_sample(enc->codec->id);
+ uint8_t *buf = decoded_frame->data[0];
+ int size = decoded_frame->nb_samples * dec->channels * isize;
+ int64_t allocated_for_size = size;
need_realloc:
- audio_buf_size= (allocated_for_size + isize*dec->channels - 1) / (isize*dec->channels);
- audio_buf_size= (audio_buf_size*enc->sample_rate + dec->sample_rate) / dec->sample_rate;
- audio_buf_size= audio_buf_size*2 + 10000; //safety factors for the deprecated resampling API
- audio_buf_size= FFMAX(audio_buf_size, enc->frame_size);
- audio_buf_size*= osize*enc->channels;
-
- audio_out_size= FFMAX(audio_buf_size, enc->frame_size * osize * enc->channels);
- if(coded_bps > 8*osize)
- audio_out_size= audio_out_size * coded_bps / (8*osize);
+ audio_buf_size = (allocated_for_size + isize * dec->channels - 1) / (isize * dec->channels);
+ audio_buf_size = (audio_buf_size * enc->sample_rate + dec->sample_rate) / dec->sample_rate;
+ audio_buf_size = audio_buf_size * 2 + 10000; // safety factors for the deprecated resampling API
+ audio_buf_size = FFMAX(audio_buf_size, enc->frame_size);
+ audio_buf_size *= osize * enc->channels;
+
+ audio_out_size = FFMAX(audio_buf_size, enc->frame_size * osize * enc->channels);
+ if (coded_bps > 8 * osize)
+ audio_out_size = audio_out_size * coded_bps / (8*osize);
audio_out_size += FF_MIN_BUFFER_SIZE;
- if(audio_out_size > INT_MAX || audio_buf_size > INT_MAX){
+ if (audio_out_size > INT_MAX || audio_buf_size > INT_MAX) {
av_log(NULL, AV_LOG_FATAL, "Buffer sizes too large\n");
exit_program(1);
}
av_fast_malloc(&audio_buf, &allocated_audio_buf_size, audio_buf_size);
av_fast_malloc(&audio_out, &allocated_audio_out_size, audio_out_size);
- if (!audio_buf || !audio_out){
+ if (!audio_buf || !audio_out) {
av_log(NULL, AV_LOG_FATAL, "Out of memory in do_audio_out\n");
exit_program(1);
}
if (enc->channels != dec->channels
- || enc->sample_fmt != dec->sample_fmt)
+ || enc->sample_fmt != dec->sample_fmt
+ || enc->sample_rate!= dec->sample_rate
+ )
ost->audio_resample = 1;
resample_changed = ost->resample_sample_fmt != dec->sample_fmt ||
//ost->swr = NULL;
ost->audio_resample = 0;
} else {
- ost->swr = swr_alloc2(ost->swr,
- enc->channel_layout, enc->sample_fmt, enc->sample_rate,
- dec->channel_layout, dec->sample_fmt, dec->sample_rate,
- ost->audio_channels_mapped ? ost->audio_channels_map : NULL,
- 0, NULL);
+ ost->swr = swr_alloc_set_opts(ost->swr,
+ enc->channel_layout, enc->sample_fmt, enc->sample_rate,
+ dec->channel_layout, dec->sample_fmt, dec->sample_rate,
+ 0, NULL);
+ if (ost->audio_channels_mapped)
+ swr_set_channel_mapping(ost->swr, ost->audio_channels_map);
av_opt_set_double(ost->swr, "rmvol", ost->rematrix_volume, 0);
if (ost->audio_channels_mapped) {
av_opt_set_int(ost->swr, "icl", av_get_default_channel_layout(ost->audio_channels_mapped), 0);
av_assert0(ost->audio_resample || dec->sample_fmt==enc->sample_fmt);
- if(audio_sync_method){
- double delta = get_sync_ipts(ost) * enc->sample_rate - ost->sync_opts
- - av_fifo_size(ost->fifo)/(enc->channels * 2);
- double idelta= delta*dec->sample_rate / enc->sample_rate;
- int byte_delta= ((int)idelta)*2*dec->channels;
-
- //FIXME resample delay
- if(fabs(delta) > 50){
- if(ist->is_start || fabs(delta) > audio_drift_threshold*enc->sample_rate){
- if(byte_delta < 0){
- byte_delta= FFMAX(byte_delta, -size);
+ if (audio_sync_method) {
+ double delta = get_sync_ipts(ost) * enc->sample_rate - ost->sync_opts -
+ av_fifo_size(ost->fifo) / (enc->channels * osize);
+ int idelta = delta * dec->sample_rate / enc->sample_rate;
+ int byte_delta = idelta * isize * dec->channels;
+
+ // FIXME resample delay
+ if (fabs(delta) > 50) {
+ if (ist->is_start || fabs(delta) > audio_drift_threshold*enc->sample_rate) {
+ if (byte_delta < 0) {
+ byte_delta = FFMAX(byte_delta, -size);
size += byte_delta;
buf -= byte_delta;
- av_log(NULL, AV_LOG_VERBOSE, "discarding %d audio samples\n", (int)-delta);
- if(!size)
+ av_log(NULL, AV_LOG_VERBOSE, "discarding %d audio samples\n",
+ -byte_delta / (isize * dec->channels));
+ if (!size)
return;
- ist->is_start=0;
- }else{
- input_tmp= av_realloc(input_tmp, byte_delta + size);
+ ist->is_start = 0;
+ } else {
+ input_tmp = av_realloc(input_tmp, byte_delta + size);
- if(byte_delta > allocated_for_size - size){
- allocated_for_size= byte_delta + (int64_t)size;
+ if (byte_delta > allocated_for_size - size) {
+ allocated_for_size = byte_delta + (int64_t)size;
goto need_realloc;
}
- ist->is_start=0;
+ ist->is_start = 0;
- memset(input_tmp, 0, byte_delta);
+ generate_silence(input_tmp, dec->sample_fmt, byte_delta);
memcpy(input_tmp + byte_delta, buf, size);
- buf= input_tmp;
+ buf = input_tmp;
size += byte_delta;
- av_log(NULL, AV_LOG_VERBOSE, "adding %d audio samples of silence\n", (int)delta);
+ av_log(NULL, AV_LOG_VERBOSE, "adding %d audio samples of silence\n", idelta);
}
- }else if(audio_sync_method>1){
- int comp= av_clip(delta, -audio_sync_method, audio_sync_method);
+ } else if (audio_sync_method > 1) {
+ int comp = av_clip(delta, -audio_sync_method, audio_sync_method);
av_assert0(ost->audio_resample);
av_log(NULL, AV_LOG_VERBOSE, "compensating audio timestamp drift:%f compensation:%d in:%d\n",
delta, comp, enc->sample_rate);
swr_compensate(ost->swr, comp, enc->sample_rate);
}
}
- }else
- ost->sync_opts= lrintf(get_sync_ipts(ost) * enc->sample_rate)
- - av_fifo_size(ost->fifo)/(enc->channels * 2); //FIXME wrong
+ } else
+ ost->sync_opts = lrintf(get_sync_ipts(ost) * enc->sample_rate) -
+ av_fifo_size(ost->fifo) / (enc->channels * osize); // FIXME wrong
if (ost->audio_resample) {
buftmp = audio_buf;
av_fifo_generic_read(ost->fifo, audio_buf, frame_bytes, NULL);
- //FIXME pass ost->sync_opts as AVFrame.pts in avcodec_encode_audio()
+ // FIXME pass ost->sync_opts as AVFrame.pts in avcodec_encode_audio()
ret = avcodec_encode_audio(enc, audio_out, audio_out_size,
(short *)audio_buf);
exit_program(1);
}
audio_size += ret;
- pkt.stream_index= ost->index;
- pkt.data= audio_out;
- pkt.size= ret;
- if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
- pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
+ pkt.stream_index = ost->index;
+ pkt.data = audio_out;
+ pkt.size = ret;
+ if (enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
+ pkt.pts = av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
pkt.flags |= AV_PKT_FLAG_KEY;
write_frame(s, &pkt, enc, ost->bitstream_filters);
/* determine the size of the coded buffer */
size_out /= osize;
if (coded_bps)
- size_out = size_out*coded_bps/8;
+ size_out = size_out * coded_bps / 8;
- if(size_out > audio_out_size){
+ if (size_out > audio_out_size) {
av_log(NULL, AV_LOG_FATAL, "Internal error, buffer size too small\n");
exit_program(1);
}
- //FIXME pass ost->sync_opts as AVFrame.pts in avcodec_encode_audio()
+ // FIXME pass ost->sync_opts as AVFrame.pts in avcodec_encode_audio()
ret = avcodec_encode_audio(enc, audio_out, size_out,
(short *)buftmp);
if (ret < 0) {
exit_program(1);
}
audio_size += ret;
- pkt.stream_index= ost->index;
- pkt.data= audio_out;
- pkt.size= ret;
- if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
- pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
+ pkt.stream_index = ost->index;
+ pkt.data = audio_out;
+ pkt.size = ret;
+ if (enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
+ pkt.pts = av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
pkt.flags |= AV_PKT_FLAG_KEY;
write_frame(s, &pkt, enc, ost->bitstream_filters);
}
/* create temporary picture */
size = avpicture_get_size(dec->pix_fmt, dec->width, dec->height);
- buf = av_malloc(size);
+ buf = av_malloc(size);
if (!buf)
return;
picture2 = &picture_tmp;
avpicture_fill(picture2, buf, dec->pix_fmt, dec->width, dec->height);
- if(avpicture_deinterlace(picture2, picture,
+ 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");
else
nb = 1;
- for(i = 0; i < nb; i++) {
+ for (i = 0; i < nb; i++) {
sub->pts = av_rescale_q(pts, ist->st->time_base, AV_TIME_BASE_Q);
// 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->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);
pkt.stream_index = ost->index;
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.pts = av_rescale_q(sub->pts, AV_TIME_BASE_Q, ost->st->time_base);
if (enc->codec_id == CODEC_ID_DVB_SUBTITLE) {
/* XXX: the pts correction is handled here. Maybe handling
it in the codec would be better */
}
}
-static int bit_buffer_size= 1024*256;
-static uint8_t *bit_buffer= NULL;
+static int bit_buffer_size = 1024 * 256;
+static uint8_t *bit_buffer = NULL;
static void do_video_resample(OutputStream *ost,
InputStream *ist,
format_video_sync = video_sync_method;
if (format_video_sync < 0)
- format_video_sync = (s->oformat->flags & AVFMT_VARIABLE_FPS) ? 2 : 1;
+ format_video_sync = (s->oformat->flags & AVFMT_VARIABLE_FPS) ? ((s->oformat->flags & AVFMT_NOTIMESTAMPS) ? 0 : 2) : 1;
if (format_video_sync) {
double vdelta = sync_ipts - ost->sync_opts + duration;
- //FIXME set to 0.5 after we fix some dts/pts bugs like in avidec.c
+ // FIXME set to 0.5 after we fix some dts/pts bugs like in avidec.c
if (vdelta < -1.1)
nb_frames = 0;
else if (format_video_sync == 2) {
- if(vdelta<=-0.6){
- nb_frames=0;
- }else if(vdelta>0.6)
- ost->sync_opts= lrintf(sync_ipts);
- }else if (vdelta > 1.1)
+ if (vdelta <= -0.6) {
+ nb_frames = 0;
+ } else if (vdelta > 0.6)
+ ost->sync_opts = lrintf(sync_ipts);
+ } else if (vdelta > 1.1)
nb_frames = lrintf(vdelta);
//fprintf(stderr, "vdelta:%f, ost->sync_opts:%"PRId64", ost->sync_ipts:%f nb_frames:%d\n", vdelta, ost->sync_opts, get_sync_ipts(ost), nb_frames);
- if (nb_frames == 0){
+ if (nb_frames == 0) {
++nb_frames_drop;
av_log(NULL, AV_LOG_VERBOSE, "*** drop!\n");
- }else if (nb_frames > 1) {
+ } else if (nb_frames > 1) {
nb_frames_dup += nb_frames - 1;
- av_log(NULL, AV_LOG_VERBOSE, "*** %d dup!\n", nb_frames-1);
+ av_log(NULL, AV_LOG_VERBOSE, "*** %d dup!\n", nb_frames - 1);
}
- }else
- ost->sync_opts= lrintf(sync_ipts);
+ } else
+ ost->sync_opts = lrintf(sync_ipts);
nb_frames = FFMIN(nb_frames, ost->max_frames - ost->frame_number);
if (nb_frames <= 0)
do_video_resample(ost, ist, in_picture, &final_picture);
/* duplicates frame if needed */
- for(i=0;i<nb_frames;i++) {
+ for (i = 0; i < nb_frames; i++) {
AVPacket pkt;
av_init_packet(&pkt);
- pkt.stream_index= ost->index;
+ pkt.stream_index = ost->index;
- if (s->oformat->flags & AVFMT_RAWPICTURE) {
+ if (s->oformat->flags & AVFMT_RAWPICTURE &&
+ enc->codec->id == 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 *)final_picture;
- pkt.size= sizeof(AVPicture);
- pkt.pts= av_rescale_q(ost->sync_opts, enc->time_base, ost->st->time_base);
+ pkt.data = (uint8_t *)final_picture;
+ pkt.size = sizeof(AVPicture);
+ pkt.pts = av_rescale_q(ost->sync_opts, enc->time_base, ost->st->time_base);
pkt.flags |= AV_PKT_FLAG_KEY;
write_frame(s, &pkt, ost->st->codec, ost->bitstream_filters);
} else {
AVFrame big_picture;
- big_picture= *final_picture;
+ big_picture = *final_picture;
/* better than nothing: use input picture interlaced
settings */
big_picture.interlaced_frame = in_picture->interlaced_frame;
if (!enc->me_threshold)
big_picture.pict_type = 0;
// big_picture.pts = AV_NOPTS_VALUE;
- big_picture.pts= ost->sync_opts;
+ big_picture.pts = ost->sync_opts;
// big_picture.pts= av_rescale(ost->sync_opts, AV_TIME_BASE*(int64_t)enc->time_base.num, enc->time_base.den);
-//av_log(NULL, AV_LOG_DEBUG, "%"PRId64" -> encoder\n", ost->sync_opts);
+// av_log(NULL, AV_LOG_DEBUG, "%"PRId64" -> encoder\n", ost->sync_opts);
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;
exit_program(1);
}
- if(ret>0){
- pkt.data= bit_buffer;
- pkt.size= ret;
- if(enc->coded_frame->pts != AV_NOPTS_VALUE)
- pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
+ if (ret > 0) {
+ pkt.data = bit_buffer;
+ pkt.size = ret;
+ if (enc->coded_frame->pts != AV_NOPTS_VALUE)
+ pkt.pts = av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
/*av_log(NULL, AV_LOG_DEBUG, "encoder -> %"PRId64"/%"PRId64"\n",
pkt.pts != AV_NOPTS_VALUE ? av_rescale(pkt.pts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1,
pkt.dts != AV_NOPTS_VALUE ? av_rescale(pkt.dts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1);*/
- if(enc->coded_frame->key_frame)
+ if (enc->coded_frame->key_frame)
pkt.flags |= AV_PKT_FLAG_KEY;
write_frame(s, &pkt, ost->st->codec, ost->bitstream_filters);
*frame_size = ret;
video_size += ret;
- //fprintf(stderr,"\nFrame: %3d size: %5d type: %d",
- // enc->frame_number-1, ret, enc->pict_type);
+ // fprintf(stderr,"\nFrame: %3d size: %5d type: %d",
+ // enc->frame_number-1, ret, enc->pict_type);
/* if two pass, output log */
if (ost->logfile && enc->stats_out) {
fprintf(ost->logfile, "%s", enc->stats_out);
static double psnr(double d)
{
- return -10.0*log(d)/log(10.0);
+ return -10.0 * log(d) / log(10.0);
}
static void do_video_stats(AVFormatContext *os, OutputStream *ost,
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);
+ 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)));
+ fprintf(vstats_file, "PSNR= %6.2f ", psnr(enc->coded_frame->error[0] / (enc->width * enc->height * 255.0 * 255.0)));
fprintf(vstats_file,"f_size= %6d ", frame_size);
/* compute pts value */
if (ti1 < 0.01)
ti1 = 0.01;
- bitrate = (frame_size * 8) / av_q2d(enc->time_base) / 1000.0;
+ 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);
+ (double)video_size / 1024, ti1, bitrate, avg_bitrate);
fprintf(vstats_file, "type= %c\n", av_get_picture_type_char(enc->coded_frame->pict_type));
}
}
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) { // 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;
- for(i=0;i<nb_ostreams;i++) {
+ for (i = 0; i < nb_ostreams; i++) {
float q = -1;
ost = &ost_table[i];
enc = ost->st->codec;
if (!ost->stream_copy && enc->coded_frame)
- q = enc->coded_frame->quality/(float)FF_QP2LAMBDA;
+ 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);
}
frame_number = ost->frame_number;
snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "frame=%5d fps=%3d q=%3.1f ",
- frame_number, (t>1)?(int)(frame_number/t+0.5) : 0, q);
- if(is_last_report)
+ frame_number, (t > 1) ? (int)(frame_number / t + 0.5) : 0, q);
+ if (is_last_report)
snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "L");
- if(qp_hist){
+ if (qp_hist) {
int j;
int qp = lrintf(q);
- if(qp>=0 && qp<FF_ARRAY_ELEMS(qp_histogram))
+ 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)));
+ 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){
+ if (enc->flags&CODEC_FLAG_PSNR) {
int j;
- double error, error_sum=0;
- double scale, scale_sum=0;
- char type[3]= {'Y','U','V'};
+ double error, error_sum = 0;
+ double scale, scale_sum = 0;
+ 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;
+ 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;
+ if (j)
+ scale /= 4;
error_sum += error;
scale_sum += scale;
- snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%c:%2.2f ", type[j], psnr(error/scale));
+ snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%c:%2.2f ", type[j], psnr(error / scale));
}
- snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "*:%2.2f ", psnr(error_sum/scale_sum));
+ snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "*:%2.2f ", psnr(error_sum / scale_sum));
}
vid = 1;
}
int64_t raw= audio_size + video_size + extra_size;
av_log(NULL, AV_LOG_INFO, "\n");
av_log(NULL, AV_LOG_INFO, "video:%1.0fkB audio:%1.0fkB global headers:%1.0fkB muxing overhead %f%%\n",
- video_size/1024.0,
- audio_size/1024.0,
- extra_size/1024.0,
- 100.0*(total_size - raw)/raw
+ video_size / 1024.0,
+ audio_size / 1024.0,
+ extra_size / 1024.0,
+ 100.0 * (total_size - raw) / raw
);
+ if(video_size + audio_size + extra_size == 0){
+ av_log(NULL, AV_LOG_WARNING, "Output file is empty, nothing was encoded (check -ss / -t / -frames parameters if used)\n");
+ }
}
}
-static void generate_silence(uint8_t *buf, enum AVSampleFormat sample_fmt, size_t size)
-{
- int fill_char = 0x00;
- if (sample_fmt == AV_SAMPLE_FMT_U8)
- fill_char = 0x80;
- memset(buf, fill_char, size);
-}
-
static void flush_encoders(OutputStream *ost_table, int nb_ostreams)
{
int i, ret;
if (!ost->encoding_needed)
continue;
- if (ost->st->codec->codec_type == AVMEDIA_TYPE_AUDIO && enc->frame_size <=1)
+ 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))
+ if (ost->st->codec->codec_type == AVMEDIA_TYPE_VIDEO && (os->oformat->flags & AVFMT_RAWPICTURE) && enc->codec->id == CODEC_ID_RAWVIDEO)
continue;
- for(;;) {
+ for (;;) {
AVPacket pkt;
int fifo_bytes;
av_init_packet(&pkt);
- pkt.stream_index= ost->index;
+ pkt.stream_index = ost->index;
switch (ost->st->codec->codec_type) {
case AVMEDIA_TYPE_AUDIO:
exit_program(1);
}
audio_size += ret;
- pkt.flags |= AV_PKT_FLAG_KEY;
+ pkt.flags |= AV_PKT_FLAG_KEY;
break;
case AVMEDIA_TYPE_VIDEO:
ret = avcodec_encode_video(enc, bit_buffer, bit_buffer_size, NULL);
exit_program(1);
}
video_size += ret;
- if(enc->coded_frame && enc->coded_frame->key_frame)
+ if (enc->coded_frame && enc->coded_frame->key_frame)
pkt.flags |= AV_PKT_FLAG_KEY;
if (ost->logfile && enc->stats_out) {
fprintf(ost->logfile, "%s", enc->stats_out);
}
break;
default:
- ret=-1;
+ ret = -1;
}
if (ret <= 0)
pkt.data = bit_buffer;
pkt.size = ret;
if (enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
- pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
+ pkt.pts = av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
write_frame(os, &pkt, ost->st->codec, ost->bitstream_filters);
}
}
}
+/*
+ * 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 = ist - input_streams;
+
+ if (ost->source_index != ist_index)
+ return 0;
+
+ if (of->start_time && ist->pts < of->start_time)
+ return 0;
+
+ if (of->recording_time != INT64_MAX &&
+ av_compare_ts(ist->pts, AV_TIME_BASE_Q, of->recording_time + of->start_time,
+ (AVRational){ 1, 1000000 }) >= 0) {
+ ost->is_past_recording_time = 1;
+ 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;
+
+ /* 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++;
+ }
+
+ opkt.stream_index = ost->index;
+ 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->pts, 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 != CODEC_ID_H264
+ && ost->st->codec->codec_id != CODEC_ID_MPEG1VIDEO
+ && ost->st->codec->codec_id != CODEC_ID_MPEG2VIDEO
+ ) {
+ 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 (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->st->codec, ost->bitstream_filters);
+ ost->st->codec->frame_number++;
+ ost->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->pts, 1000000, AV_TIME_BASE);
+ int64_t now = av_gettime() - ist->start;
+ if (pts > now)
+ usleep(pts - now);
+ }
+}
+
+static int transcode_audio(InputStream *ist, AVPacket *pkt, int *got_output)
+{
+ AVFrame *decoded_frame;
+ AVCodecContext *avctx = ist->st->codec;
+ int bps = av_get_bytes_per_sample(ist->st->codec->sample_fmt);
+ int i, ret;
+
+ 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;
+
+ ret = avcodec_decode_audio4(avctx, decoded_frame, got_output, pkt);
+ if (ret < 0) {
+ return ret;
+ }
+
+ if (!*got_output) {
+ /* no audio frame */
+ return ret;
+ }
+
+ /* 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->next_pts = decoded_frame->pts;
+
+ /* increment next_pts 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;
+
+ // preprocess audio (volume)
+ if (audio_volume != 256) {
+ int decoded_data_size = decoded_frame->nb_samples * avctx->channels * bps;
+ void *samples = decoded_frame->data[0];
+ switch (avctx->sample_fmt) {
+ case AV_SAMPLE_FMT_U8:
+ {
+ uint8_t *volp = samples;
+ for (i = 0; i < (decoded_data_size / sizeof(*volp)); i++) {
+ int v = (((*volp - 128) * audio_volume + 128) >> 8) + 128;
+ *volp++ = av_clip_uint8(v);
+ }
+ break;
+ }
+ case AV_SAMPLE_FMT_S16:
+ {
+ int16_t *volp = samples;
+ for (i = 0; i < (decoded_data_size / sizeof(*volp)); i++) {
+ int v = ((*volp) * audio_volume + 128) >> 8;
+ *volp++ = av_clip_int16(v);
+ }
+ break;
+ }
+ case AV_SAMPLE_FMT_S32:
+ {
+ int32_t *volp = samples;
+ for (i = 0; i < (decoded_data_size / sizeof(*volp)); i++) {
+ int64_t v = (((int64_t)*volp * audio_volume + 128) >> 8);
+ *volp++ = av_clipl_int32(v);
+ }
+ break;
+ }
+ case AV_SAMPLE_FMT_FLT:
+ {
+ float *volp = samples;
+ float scale = audio_volume / 256.f;
+ for (i = 0; i < (decoded_data_size / sizeof(*volp)); i++) {
+ *volp++ *= scale;
+ }
+ break;
+ }
+ case AV_SAMPLE_FMT_DBL:
+ {
+ double *volp = samples;
+ double scale = audio_volume / 256.;
+ for (i = 0; i < (decoded_data_size / sizeof(*volp)); i++) {
+ *volp++ *= scale;
+ }
+ break;
+ }
+ default:
+ av_log(NULL, AV_LOG_FATAL,
+ "Audio volume adjustment on sample format %s is not supported.\n",
+ av_get_sample_fmt_name(ist->st->codec->sample_fmt));
+ exit_program(1);
+ }
+ }
+
+ rate_emu_sleep(ist);
+
+ for (i = 0; i < nb_output_streams; i++) {
+ OutputStream *ost = &output_streams[i];
+
+ if (!check_output_constraints(ist, ost) || !ost->encoding_needed)
+ continue;
+ do_audio_out(output_files[ost->file_index].ctx, ost, ist, decoded_frame);
+ }
+
+ return ret;
+}
+
+static int transcode_video(InputStream *ist, AVPacket *pkt, int *got_output, int64_t *pkt_pts, int64_t *pkt_dts)
+{
+ AVFrame *decoded_frame, *filtered_frame = NULL;
+ void *buffer_to_free = NULL;
+ int i, ret = 0;
+ float quality = 0;
+#if CONFIG_AVFILTER
+ int frame_available = 1;
+#endif
+ int duration=0;
+ int64_t *best_effort_timestamp;
+ AVRational *frame_sample_aspect;
+
+ 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->pts = *pkt_pts;
+ pkt->dts = *pkt_dts;
+ *pkt_pts = AV_NOPTS_VALUE;
+
+ if (pkt->duration) {
+ duration = 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;
+ duration = ((int64_t)AV_TIME_BASE *
+ ist->st->codec->time_base.num * ticks) /
+ ist->st->codec->time_base.den;
+ }
+
+ if(*pkt_dts != AV_NOPTS_VALUE && duration) {
+ *pkt_dts += duration;
+ }else
+ *pkt_dts = AV_NOPTS_VALUE;
+
+ ret = avcodec_decode_video2(ist->st->codec,
+ decoded_frame, got_output, pkt);
+ if (ret < 0)
+ return ret;
+
+ quality = same_quant ? decoded_frame->quality : 0;
+ if (!*got_output) {
+ /* no picture yet */
+ return ret;
+ }
+
+ best_effort_timestamp= av_opt_ptr(avcodec_get_frame_class(), decoded_frame, "best_effort_timestamp");
+ if(*best_effort_timestamp != AV_NOPTS_VALUE)
+ ist->next_pts = ist->pts = *best_effort_timestamp;
+
+ ist->next_pts += duration;
+ pkt->size = 0;
+
+ pre_process_video_frame(ist, (AVPicture *)decoded_frame, &buffer_to_free);
+
+#if CONFIG_AVFILTER
+ frame_sample_aspect= av_opt_ptr(avcodec_get_frame_class(), decoded_frame, "sample_aspect_ratio");
+ for(i=0;i<nb_output_streams;i++) {
+ OutputStream *ost = ost = &output_streams[i];
+ if(check_output_constraints(ist, ost)){
+ if (!frame_sample_aspect->num)
+ *frame_sample_aspect = ist->st->sample_aspect_ratio;
+ decoded_frame->pts = ist->pts;
+ if (ist->dr1 && decoded_frame->type==FF_BUFFER_TYPE_USER) {
+ 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->pts = ist->pts;
+ fb->buf->priv = buf;
+ fb->buf->free = filter_release_buffer;
+
+ buf->refcount++;
+ av_buffersrc_buffer(ost->input_video_filter, fb);
+ } else
+ if((av_vsrc_buffer_add_frame(ost->input_video_filter, decoded_frame, AV_VSRC_BUF_FLAG_OVERWRITE)) < 0){
+ av_log(0, AV_LOG_FATAL, "Failed to inject frame into filter network\n");
+ exit_program(1);
+ }
+ }
+ }
+#endif
+
+ rate_emu_sleep(ist);
+
+ for (i = 0; i < nb_output_streams; i++) {
+ OutputStream *ost = &output_streams[i];
+ int frame_size;
+
+ if (!check_output_constraints(ist, ost) || !ost->encoding_needed)
+ continue;
+
+#if CONFIG_AVFILTER
+ if (ost->input_video_filter) {
+ frame_available = av_buffersink_poll_frame(ost->output_video_filter);
+ }
+ while (frame_available) {
+ if (ost->output_video_filter) {
+ AVRational ist_pts_tb = ost->output_video_filter->inputs[0]->time_base;
+ if (av_buffersink_get_buffer_ref(ost->output_video_filter, &ost->picref, 0) < 0){
+ av_log(0, AV_LOG_WARNING, "AV Filter told us it has a frame available but failed to output one\n");
+ goto cont;
+ }
+ if (!ist->filtered_frame && !(ist->filtered_frame = avcodec_alloc_frame())) {
+ av_free(buffer_to_free);
+ return AVERROR(ENOMEM);
+ } else
+ avcodec_get_frame_defaults(ist->filtered_frame);
+ filtered_frame = ist->filtered_frame;
+ *filtered_frame= *decoded_frame; //for me_threshold
+ if (ost->picref) {
+ avfilter_fill_frame_from_video_buffer_ref(filtered_frame, ost->picref);
+ ist->pts = av_rescale_q(ost->picref->pts, ist_pts_tb, AV_TIME_BASE_Q);
+ }
+ }
+ if (ost->picref->video && !ost->frame_aspect_ratio)
+ ost->st->codec->sample_aspect_ratio = ost->picref->video->sample_aspect_ratio;
+#else
+ filtered_frame = decoded_frame;
+#endif
+
+ do_video_out(output_files[ost->file_index].ctx, ost, ist, filtered_frame, &frame_size,
+ same_quant ? quality : ost->st->codec->global_quality);
+ if (vstats_filename && frame_size)
+ do_video_stats(output_files[ost->file_index].ctx, ost, frame_size);
+#if CONFIG_AVFILTER
+ cont:
+ frame_available = ost->output_video_filter && av_buffersink_poll_frame(ost->output_video_filter);
+ avfilter_unref_buffer(ost->picref);
+ }
+#endif
+ }
+
+ 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)
+ return ret;
+ if (!*got_output)
+ return ret;
+
+ rate_emu_sleep(ist);
+
+ 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, int ist_index,
+static int output_packet(InputStream *ist,
OutputStream *ost_table, int nb_ostreams,
const AVPacket *pkt)
{
- AVFormatContext *os;
- OutputStream *ost;
int ret = 0, i;
int got_output;
- void *buffer_to_free = NULL;
- static unsigned int samples_size= 0;
- AVSubtitle subtitle, *subtitle_to_free;
int64_t pkt_dts = AV_NOPTS_VALUE;
int64_t pkt_pts = AV_NOPTS_VALUE;
-#if CONFIG_AVFILTER
- int frame_available;
-#endif
- float quality = 0;
AVPacket avpkt;
- int bps = av_get_bytes_per_sample(ist->st->codec->sample_fmt);
- if(ist->next_pts == AV_NOPTS_VALUE)
- ist->next_pts= ist->pts;
+ if (ist->next_pts == AV_NOPTS_VALUE)
+ ist->next_pts = ist->pts;
if (pkt == NULL) {
/* EOF handling */
avpkt = *pkt;
}
- if(pkt->dts != AV_NOPTS_VALUE){
- if(ist->st->codec->codec_type != AVMEDIA_TYPE_VIDEO || !ist->decoding_needed)
+ if (pkt->dts != AV_NOPTS_VALUE) {
+ 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);
pkt_dts = av_rescale_q(pkt->dts, ist->st->time_base, AV_TIME_BASE_Q);
}
if(pkt->pts != AV_NOPTS_VALUE)
pkt_pts = av_rescale_q(pkt->pts, ist->st->time_base, AV_TIME_BASE_Q);
- //while we have more to decode or while the decoder did output something on EOF
- while (avpkt.size > 0 || (!pkt && got_output)) {
- uint8_t *data_buf, *decoded_data_buf;
- int data_size, decoded_data_size;
- AVFrame *decoded_frame, *filtered_frame;
+ // 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))) {
handle_eof:
- ist->pts= ist->next_pts;
- if(avpkt.size && avpkt.size != pkt->size)
+ ist->pts = ist->next_pts;
+
+ 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;
-
- /* decode the packet if needed */
- decoded_frame = filtered_frame = NULL;
- decoded_data_buf = NULL; /* fail safe */
- decoded_data_size= 0;
- data_buf = avpkt.data;
- data_size = avpkt.size;
- subtitle_to_free = NULL;
- if (ist->decoding_needed) {
- switch(ist->st->codec->codec_type) {
- case AVMEDIA_TYPE_AUDIO:{
- if(pkt && samples_size < FFMAX(pkt->size * bps, AVCODEC_MAX_AUDIO_FRAME_SIZE)) {
- samples_size = FFMAX(pkt->size * bps, AVCODEC_MAX_AUDIO_FRAME_SIZE);
- av_free(samples);
- samples= av_malloc(samples_size);
- }
- decoded_data_size= samples_size;
- /* XXX: could avoid copy if PCM 16 bits with same
- endianness as CPU */
- ret = avcodec_decode_audio3(ist->st->codec, samples, &decoded_data_size,
- &avpkt);
- if (ret < 0)
- return ret;
- avpkt.data += ret;
- avpkt.size -= ret;
- data_size = ret;
- got_output = decoded_data_size > 0;
- /* Some bug in mpeg audio decoder gives */
- /* decoded_data_size < 0, it seems they are overflows */
- if (!got_output) {
- /* no audio frame */
- continue;
- }
- decoded_data_buf = (uint8_t *)samples;
- ist->next_pts += ((int64_t)AV_TIME_BASE/bps * decoded_data_size) /
- (ist->st->codec->sample_rate * ist->st->codec->channels);
- break;}
- case AVMEDIA_TYPE_VIDEO:
- if (!(decoded_frame = avcodec_alloc_frame()))
- return AVERROR(ENOMEM);
- avpkt.pts = pkt_pts;
- avpkt.dts = pkt_dts;
- pkt_pts = AV_NOPTS_VALUE;
- if(pkt_dts != AV_NOPTS_VALUE && ist->st->codec->time_base.num != 0) {
- int ticks= ist->st->parser ? ist->st->parser->repeat_pict+1 : ist->st->codec->ticks_per_frame;
- pkt_dts += ((int64_t)AV_TIME_BASE *
- ist->st->codec->time_base.num * ticks) /
- ist->st->codec->time_base.den;
- }else
- pkt_dts = AV_NOPTS_VALUE;
-
- ret = avcodec_decode_video2(ist->st->codec,
- decoded_frame, &got_output, &avpkt);
- quality = same_quant ? decoded_frame->quality : 0;
- if (ret < 0)
- goto fail;
- if (!got_output) {
- /* no picture yet */
- av_freep(&decoded_frame);
- goto discard_packet;
- }
-
- if(decoded_frame->best_effort_timestamp != AV_NOPTS_VALUE)
- ist->next_pts = ist->pts = decoded_frame->best_effort_timestamp;
-
- 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_pts += ((int64_t)AV_TIME_BASE *
- ist->st->codec->time_base.num * ticks) /
- ist->st->codec->time_base.den;
- }
- avpkt.size = 0;
- buffer_to_free = NULL;
- pre_process_video_frame(ist, (AVPicture *)decoded_frame, &buffer_to_free);
- break;
- case AVMEDIA_TYPE_SUBTITLE:
- ret = avcodec_decode_subtitle2(ist->st->codec,
- &subtitle, &got_output, &avpkt);
- if (ret < 0)
- return ret;
- if (!got_output) {
- goto discard_packet;
- }
- subtitle_to_free = &subtitle;
- avpkt.size = 0;
- break;
- default:
- return -1;
- }
- } else {
- switch(ist->st->codec->codec_type) {
- case AVMEDIA_TYPE_AUDIO:
- ist->next_pts += ((int64_t)AV_TIME_BASE * ist->st->codec->frame_size) /
- ist->st->codec->sample_rate;
- break;
- case AVMEDIA_TYPE_VIDEO:
- 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_pts += ((int64_t)AV_TIME_BASE *
- ist->st->codec->time_base.num * ticks) /
- ist->st->codec->time_base.den;
- }
- break;
- }
- avpkt.size = 0;
- }
-
-#if CONFIG_AVFILTER
- if(ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO)
- for(i=0;i<nb_ostreams;i++) {
- OutputFile *of = &output_files[ost_table[i].file_index];
- if (of->start_time == 0 || ist->pts >= of->start_time) {
- ost = &ost_table[i];
- if (ost->input_video_filter && ost->source_index == ist_index) {
- if (!decoded_frame->sample_aspect_ratio.num)
- decoded_frame->sample_aspect_ratio = ist->st->sample_aspect_ratio;
- decoded_frame->pts = ist->pts;
-
- av_vsrc_buffer_add_frame(ost->input_video_filter, decoded_frame, AV_VSRC_BUF_FLAG_OVERWRITE);
- }
- }
- }
-#endif
-
- // preprocess audio (volume)
- if (ist->st->codec->codec_type == AVMEDIA_TYPE_AUDIO) {
- if (audio_volume != 256) {
- switch (ist->st->codec->sample_fmt) {
- case AV_SAMPLE_FMT_U8:
- {
- uint8_t *volp = samples;
- for (i = 0; i < (decoded_data_size / sizeof(*volp)); i++) {
- int v = (((*volp - 128) * audio_volume + 128) >> 8) + 128;
- *volp++ = av_clip_uint8(v);
- }
- break;
- }
- case AV_SAMPLE_FMT_S16:
- {
- int16_t *volp = samples;
- for (i = 0; i < (decoded_data_size / sizeof(*volp)); i++) {
- int v = ((*volp) * audio_volume + 128) >> 8;
- *volp++ = av_clip_int16(v);
- }
- break;
- }
- case AV_SAMPLE_FMT_S32:
- {
- int32_t *volp = samples;
- for (i = 0; i < (decoded_data_size / sizeof(*volp)); i++) {
- int64_t v = (((int64_t)*volp * audio_volume + 128) >> 8);
- *volp++ = av_clipl_int32(v);
- }
- break;
- }
- case AV_SAMPLE_FMT_FLT:
- {
- float *volp = samples;
- float scale = audio_volume / 256.f;
- for (i = 0; i < (decoded_data_size / sizeof(*volp)); i++) {
- *volp++ *= scale;
- }
- break;
- }
- case AV_SAMPLE_FMT_DBL:
- {
- double *volp = samples;
- double scale = audio_volume / 256.;
- for (i = 0; i < (decoded_data_size / sizeof(*volp)); i++) {
- *volp++ *= scale;
- }
- break;
- }
- default:
- av_log(NULL, AV_LOG_FATAL,
- "Audio volume adjustment on sample format %s is not supported.\n",
- av_get_sample_fmt_name(ist->st->codec->sample_fmt));
- exit_program(1);
- }
- }
+ ist->showed_multi_packet_warning = 1;
}
- /* frame rate emulation */
- if (input_files[ist->file_index].rate_emu) {
- int64_t pts = av_rescale(ist->pts, 1000000, AV_TIME_BASE);
- int64_t now = av_gettime() - ist->start;
- if (pts > now)
- usleep(pts - now);
+ switch (ist->st->codec->codec_type) {
+ case AVMEDIA_TYPE_AUDIO:
+ ret = transcode_audio (ist, &avpkt, &got_output);
+ break;
+ case AVMEDIA_TYPE_VIDEO:
+ ret = transcode_video (ist, &avpkt, &got_output, &pkt_pts, &pkt_dts);
+ break;
+ case AVMEDIA_TYPE_SUBTITLE:
+ ret = transcode_subtitles(ist, &avpkt, &got_output);
+ break;
+ default:
+ return -1;
}
- /* if output time reached then transcode raw format,
- encode packets and output them */
- for (i = 0; i < nb_ostreams; i++) {
- OutputFile *of = &output_files[ost_table[i].file_index];
- int frame_size;
-
- ost = &ost_table[i];
- if (ost->source_index != ist_index)
- continue;
-
- if (of->start_time && ist->pts < of->start_time)
- continue;
-
- if (of->recording_time != INT64_MAX &&
- av_compare_ts(ist->pts, AV_TIME_BASE_Q, of->recording_time + of->start_time,
- (AVRational){1, 1000000}) >= 0) {
- ost->is_past_recording_time = 1;
- continue;
- }
-
-#if CONFIG_AVFILTER
- frame_available = ist->st->codec->codec_type != AVMEDIA_TYPE_VIDEO ||
- !ost->output_video_filter || avfilter_poll_frame(ost->output_video_filter->inputs[0]);
- while (frame_available) {
- if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO && ost->output_video_filter) {
- AVRational ist_pts_tb = ost->output_video_filter->inputs[0]->time_base;
- if (av_buffersink_get_buffer_ref(ost->output_video_filter, &ost->picref, 0) < 0)
- goto cont;
- if (!filtered_frame && !(filtered_frame = avcodec_alloc_frame())) {
- ret = AVERROR(ENOMEM);
- goto fail;
- }
- *filtered_frame= *decoded_frame; //for me_threshold
- if (ost->picref) {
- avfilter_fill_frame_from_video_buffer_ref(filtered_frame, ost->picref);
- ist->pts = av_rescale_q(ost->picref->pts, ist_pts_tb, AV_TIME_BASE_Q);
- }
- }
-#else
- filtered_frame = decoded_frame;
-#endif
- os = output_files[ost->file_index].ctx;
-
- /* set the input output pts pairs */
- //ost->sync_ipts = (double)(ist->pts + input_files[ist->file_index].ts_offset - start_time)/ AV_TIME_BASE;
- if (ost->encoding_needed) {
- av_assert0(ist->decoding_needed);
- switch(ost->st->codec->codec_type) {
- case AVMEDIA_TYPE_AUDIO:
- do_audio_out(os, ost, ist, decoded_data_buf, decoded_data_size);
- break;
- case AVMEDIA_TYPE_VIDEO:
-#if CONFIG_AVFILTER
- if (ost->picref->video && !ost->frame_aspect_ratio)
- ost->st->codec->sample_aspect_ratio = ost->picref->video->sample_aspect_ratio;
-#endif
- do_video_out(os, ost, ist, filtered_frame, &frame_size,
- same_quant ? quality : ost->st->codec->global_quality);
- if (vstats_filename && frame_size)
- do_video_stats(os, ost, frame_size);
- break;
- case AVMEDIA_TYPE_SUBTITLE:
- do_subtitle_out(os, ost, ist, &subtitle,
- pkt->pts);
- break;
- default:
- abort();
- }
- } else {
- AVPicture pict;
- AVPacket opkt;
- int64_t ost_tb_start_time= av_rescale_q(of->start_time, AV_TIME_BASE_Q, ost->st->time_base);
- av_init_packet(&opkt);
-
- if ((!ost->frame_number && !(pkt->flags & AV_PKT_FLAG_KEY)) &&
- !ost->copy_initial_nonkeyframes)
-#if !CONFIG_AVFILTER
- continue;
-#else
- goto cont;
-#endif
-
- /* no reencoding needed : output the packet directly */
- /* force the input stream PTS */
+ if (ret < 0)
+ return ret;
- if(ost->st->codec->codec_type == AVMEDIA_TYPE_AUDIO)
- audio_size += data_size;
- else if (ost->st->codec->codec_type == AVMEDIA_TYPE_VIDEO) {
- video_size += data_size;
- ost->sync_opts++;
- }
+ avpkt.dts=
+ avpkt.pts= AV_NOPTS_VALUE;
- opkt.stream_index= ost->index;
- 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->pts, 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 != CODEC_ID_H264
- && ost->st->codec->codec_id != CODEC_ID_MPEG1VIDEO
- && ost->st->codec->codec_id != CODEC_ID_MPEG2VIDEO
- ) {
- if(av_parser_change(ist->st->parser, ost->st->codec, &opkt.data, &opkt.size, data_buf, data_size, pkt->flags & AV_PKT_FLAG_KEY))
- opkt.destruct= av_destruct_packet;
- } else {
- opkt.data = data_buf;
- opkt.size = data_size;
- }
+ // 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;
+ }
+ }
- if (os->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(os, &opkt, ost->st->codec, ost->bitstream_filters);
- ost->st->codec->frame_number++;
- ost->frame_number++;
- av_free_packet(&opkt);
- }
-#if CONFIG_AVFILTER
- cont:
- frame_available = (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO) &&
- ost->output_video_filter && avfilter_poll_frame(ost->output_video_filter->inputs[0]);
- avfilter_unref_buffer(ost->picref);
+ /* handle stream copy */
+ if (!ist->decoding_needed) {
+ rate_emu_sleep(ist);
+ ist->pts = ist->next_pts;
+ switch (ist->st->codec->codec_type) {
+ case AVMEDIA_TYPE_AUDIO:
+ ist->next_pts += ((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_pts += 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_pts += ((int64_t)AV_TIME_BASE *
+ ist->st->codec->time_base.num * ticks) /
+ ist->st->codec->time_base.den;
}
- av_freep(&filtered_frame);
-#endif
+ break;
}
+ }
+ for (i = 0; pkt && i < nb_ostreams; i++) {
+ OutputStream *ost = &ost_table[i];
-fail:
- av_free(buffer_to_free);
- /* XXX: allocate the subtitles in the codec ? */
- if (subtitle_to_free) {
- avsubtitle_free(subtitle_to_free);
- subtitle_to_free = NULL;
- }
- av_freep(&decoded_frame);
- if (ret < 0)
- return ret;
+ if (!check_output_constraints(ist, ost) || ost->encoding_needed)
+ continue;
+
+ do_streamcopy(ist, ost, pkt);
}
- discard_packet:
return 0;
}
{
char sdp[2048];
int i;
- AVFormatContext **avc = av_malloc(sizeof(*avc)*n);
+ AVFormatContext **avc = av_malloc(sizeof(*avc) * n);
if (!avc)
exit_program(1);
avcodec_get_name(ist->st->codec->codec_id), ist->file_index, ist->st->index);
return AVERROR(EINVAL);
}
+
+ ist->dr1 = codec->capabilities & CODEC_CAP_DR1;
+ 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;
+ }
+
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);
assert_avoptions(ist->opts);
}
- ist->pts = 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 = ist->st->avg_frame_rate.num ? - ist->st->codec->has_b_frames * AV_TIME_BASE / av_q2d(ist->st->avg_frame_rate) : 0;
ist->next_pts = AV_NOPTS_VALUE;
ist->is_start = 1;
InputFile *input_files, int nb_input_files)
{
int ret = 0, i, j, k;
- AVFormatContext *os;
+ AVFormatContext *oc;
AVCodecContext *codec, *icodec;
OutputStream *ost;
InputStream *ist;
}
/* output stream init */
- for(i=0;i<nb_output_files;i++) {
- os = output_files[i].ctx;
- if (!os->nb_streams && !(os->oformat->flags & AVFMT_NOSTREAMS)) {
- av_dump_format(os, i, os->filename, 1);
+ 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);
}
/* for each output stream, we compute the right encoding parameters */
for (i = 0; i < nb_output_streams; i++) {
ost = &output_streams[i];
- os = output_files[ost->file_index].ctx;
+ oc = output_files[ost->file_index].ctx;
ist = &input_streams[ost->source_index];
if (ost->attachment_filename)
continue;
- codec = ost->st->codec;
+ codec = ost->st->codec;
icodec = ist->st->codec;
- ost->st->disposition = ist->st->disposition;
- codec->bits_per_raw_sample= icodec->bits_per_raw_sample;
+ 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) {
}
/* if stream_copy is selected, no need to decode or encode */
- codec->codec_id = icodec->codec_id;
+ codec->codec_id = icodec->codec_id;
codec->codec_type = icodec->codec_type;
- if(!codec->codec_tag){
- if( !os->oformat->codec_tag
- || av_codec_get_id (os->oformat->codec_tag, icodec->codec_tag) == codec->codec_id
- || av_codec_get_tag(os->oformat->codec_tag, icodec->codec_id) <= 0)
+ 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->bit_rate = icodec->bit_rate;
codec->rc_max_rate = icodec->rc_max_rate;
codec->rc_buffer_size = icodec->rc_buffer_size;
- codec->extradata= av_mallocz(extra_size);
+ codec->field_order = icodec->field_order;
+ codec->extradata = av_mallocz(extra_size);
if (!codec->extradata) {
return AVERROR(ENOMEM);
}
codec->extradata_size= icodec->extradata_size;
codec->time_base = ist->st->time_base;
- if(!strcmp(os->oformat->name, "avi")) {
- if(!copy_tb && 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){
+ if(!strcmp(oc->oformat->name, "avi")) {
+ 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;
}
- } else if(!(os->oformat->flags & AVFMT_VARIABLE_FPS)) {
- if(!copy_tb && av_q2d(icodec->time_base)*icodec->ticks_per_frame > av_q2d(ist->st->time_base) && av_q2d(ist->st->time_base) < 1.0/500){
+ } 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;
}
av_reduce(&codec->time_base.num, &codec->time_base.den,
codec->time_base.num, codec->time_base.den, INT_MAX);
- switch(codec->codec_type) {
+ switch (codec->codec_type) {
case AVMEDIA_TYPE_AUDIO:
- if(audio_volume != 256) {
+ 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->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;
+ codec->block_align = icodec->block_align;
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;
+ 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 =
+ 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 ?
ost->st->avg_frame_rate = ist->st->avg_frame_rate;
break;
case AVMEDIA_TYPE_SUBTITLE:
- codec->width = icodec->width;
+ codec->width = icodec->width;
codec->height = icodec->height;
break;
case AVMEDIA_TYPE_DATA:
} else {
if (!ost->enc)
ost->enc = avcodec_find_encoder(ost->st->codec->codec_id);
+
ist->decoding_needed = 1;
ost->encoding_needed = 1;
- switch(codec->codec_type) {
+
+ switch (codec->codec_type) {
case AVMEDIA_TYPE_AUDIO:
- ost->fifo= av_fifo_alloc(1024);
+ ost->fifo = av_fifo_alloc(1024);
if (!ost->fifo) {
return AVERROR(ENOMEM);
}
if (!codec->sample_rate)
codec->sample_rate = icodec->sample_rate;
choose_sample_rate(ost->st, ost->enc);
- codec->time_base = (AVRational){1, codec->sample_rate};
+ codec->time_base = (AVRational){ 1, codec->sample_rate };
+
if (codec->sample_fmt == AV_SAMPLE_FMT_NONE)
codec->sample_fmt = icodec->sample_fmt;
choose_sample_fmt(ost->st, ost->enc);
+
if (ost->audio_channels_mapped) {
/* the requested output channel is set to the number of
* -map_channel only if no -ac are specified */
}
if (av_get_channel_layout_nb_channels(codec->channel_layout) != codec->channels)
codec->channel_layout = 0;
- ost->audio_resample = codec->sample_rate != icodec->sample_rate || audio_sync_method > 1;
- ost->audio_resample |= codec->sample_fmt != icodec->sample_fmt
- || codec->channel_layout != icodec->channel_layout;
- icodec->request_channels = codec->channels;
+
+ ost->audio_resample = codec->sample_rate != icodec->sample_rate || audio_sync_method > 1;
+ ost->audio_resample |= codec->sample_fmt != icodec->sample_fmt
+ || codec->channel_layout != icodec->channel_layout;
+ icodec->request_channels = codec->channels;
ost->resample_sample_fmt = icodec->sample_fmt;
ost->resample_sample_rate = icodec->sample_rate;
ost->resample_channels = icodec->channels;
codec->height != icodec->height ||
codec->pix_fmt != icodec->pix_fmt;
if (ost->video_resample) {
- codec->bits_per_raw_sample= frame_bits_per_raw_sample;
+ codec->bits_per_raw_sample = frame_bits_per_raw_sample;
}
- ost->resample_height = icodec->height;
- ost->resample_width = icodec->width;
- ost->resample_pix_fmt= icodec->pix_fmt;
+ ost->resample_height = icodec->height;
+ ost->resample_width = icodec->width;
+ ost->resample_pix_fmt = icodec->pix_fmt;
if (!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->r_frame_rate.num ? ist->st->r_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];
}
codec->time_base = (AVRational){ost->frame_rate.den, ost->frame_rate.num};
- if( av_q2d(codec->time_base) < 0.001 && video_sync_method
- && (video_sync_method==1 || (video_sync_method<0 && !(os->oformat->flags & AVFMT_VARIABLE_FPS)))){
- av_log(os, AV_LOG_WARNING, "Frame rate very high for a muxer not effciciently supporting it.\n"
+ if ( av_q2d(codec->time_base) < 0.001 && video_sync_method
+ && (video_sync_method==1 || (video_sync_method<0 && !(oc->oformat->flags & AVFMT_VARIABLE_FPS)))){
+ av_log(oc, AV_LOG_WARNING, "Frame rate very high for a muxer not effciciently supporting it.\n"
"Please consider specifiying a lower framerate, a different muxer or -vsync 2\n");
}
for (j = 0; j < ost->forced_kf_count; j++)
}
}
}
- if(codec->codec_type == AVMEDIA_TYPE_VIDEO){
+ if (codec->codec_type == AVMEDIA_TYPE_VIDEO) {
/* maximum video buffer size is 6-bytes per pixel, plus DPX header size (1664)*/
- int size= codec->width * codec->height;
- bit_buffer_size= FFMAX(bit_buffer_size, 7*size + 10000);
+ int size = codec->width * codec->height;
+ bit_buffer_size = FFMAX(bit_buffer_size, 7*size + 10000);
}
}
for (i = 0; i < nb_output_streams; i++) {
ost = &output_streams[i];
if (ost->encoding_needed) {
- AVCodec *codec = ost->enc;
+ AVCodec *codec = ost->enc;
AVCodecContext *dec = input_streams[ost->source_index].st->codec;
if (!codec) {
snprintf(error, sizeof(error), "Encoder (codec %s) not found for output stream #%d:%d",
/* open files and write file headers */
for (i = 0; i < nb_output_files; i++) {
- os = output_files[i].ctx;
- if (avformat_write_header(os, &output_files[i].opts) < 0) {
+ oc = output_files[i].ctx;
+ oc->interrupt_callback = int_cb;
+ if (avformat_write_header(oc, &output_files[i].opts) < 0) {
snprintf(error, sizeof(error), "Could not write header for output file #%d (incorrect codec parameters ?)", i);
ret = AVERROR(EINVAL);
goto dump_format;
}
// assert_avoptions(output_files[i].opts);
- if (strcmp(os->oformat->name, "rtp")) {
+ if (strcmp(oc->oformat->name, "rtp")) {
want_sdp = 0;
}
}
dump_format:
/* dump the file output parameters - cannot be done before in case
of stream copy */
- for(i=0;i<nb_output_files;i++) {
+ for (i = 0; i < nb_output_files; i++) {
av_dump_format(output_files[i].ctx, i, output_files[i].ctx->filename, 1);
}
OutputStream *ost;
InputStream *ist;
uint8_t *no_packet;
- int no_packet_count=0;
+ int no_packet_count = 0;
int64_t timer_start;
int key;
if (!using_stdin) {
av_log(NULL, AV_LOG_INFO, "Press [q] to stop, [?] for help\n");
- avio_set_interrupt_cb(decode_interrupt_cb);
}
timer_start = av_gettime();
- for(; received_sigterm == 0;) {
+ for (; received_sigterm == 0;) {
int file_index, ist_index;
AVPacket pkt;
int64_t ipts_min;
double opts_min;
int64_t cur_time= av_gettime();
- ipts_min= INT64_MAX;
- opts_min= 1e100;
+ ipts_min = INT64_MAX;
+ opts_min = 1e100;
/* if 'q' pressed, exits */
if (!using_stdin) {
static int64_t last_time;
continue;
opts = ost->st->pts.val * av_q2d(ost->st->time_base);
ipts = ist->pts;
- if (!input_files[ist->file_index].eof_reached){
- if(ipts < ipts_min) {
+ if (!input_files[ist->file_index].eof_reached) {
+ if (ipts < ipts_min) {
ipts_min = ipts;
- if(input_sync ) file_index = ist->file_index;
+ if (input_sync)
+ file_index = ist->file_index;
}
- if(opts < opts_min) {
+ if (opts < opts_min) {
opts_min = opts;
- if(!input_sync) file_index = ist->file_index;
+ if (!input_sync) file_index = ist->file_index;
}
}
if (ost->frame_number >= ost->max_frames) {
}
/* if none, if is finished */
if (file_index < 0) {
- if(no_packet_count){
- no_packet_count=0;
+ if (no_packet_count) {
+ no_packet_count = 0;
memset(no_packet, 0, nb_input_files);
usleep(10000);
continue;
}
/* read a frame from it and output it in the fifo */
- is = input_files[file_index].ctx;
- ret= av_read_frame(is, &pkt);
- if(ret == AVERROR(EAGAIN)){
- no_packet[file_index]=1;
+ is = input_files[file_index].ctx;
+ ret = av_read_frame(is, &pkt);
+ if (ret == AVERROR(EAGAIN)) {
+ no_packet[file_index] = 1;
no_packet_count++;
continue;
}
continue;
}
- no_packet_count=0;
+ no_packet_count = 0;
memset(no_packet, 0, nb_input_files);
if (do_pkt_dump) {
if (pkt.pts != AV_NOPTS_VALUE)
pkt.pts += av_rescale_q(input_files[ist->file_index].ts_offset, AV_TIME_BASE_Q, ist->st->time_base);
- if(pkt.pts != AV_NOPTS_VALUE)
+ if (pkt.pts != AV_NOPTS_VALUE)
pkt.pts *= ist->ts_scale;
- if(pkt.dts != AV_NOPTS_VALUE)
+ if (pkt.dts != AV_NOPTS_VALUE)
pkt.dts *= ist->ts_scale;
-// fprintf(stderr, "next:%"PRId64" dts:%"PRId64" off:%"PRId64" %d\n", ist->next_pts, pkt.dts, input_files[ist->file_index].ts_offset, ist->st->codec->codec_type);
+ //fprintf(stderr, "next:%"PRId64" dts:%"PRId64" off:%"PRId64" %d\n",
+ // ist->next_pts,
+ // pkt.dts, input_files[ist->file_index].ts_offset,
+ // ist->st->codec->codec_type);
if (pkt.dts != AV_NOPTS_VALUE && ist->next_pts != AV_NOPTS_VALUE
&& (is->iformat->flags & AVFMT_TS_DISCONT)) {
- int64_t pkt_dts= av_rescale_q(pkt.dts, ist->st->time_base, AV_TIME_BASE_Q);
- int64_t delta= pkt_dts - ist->next_pts;
+ int64_t pkt_dts = av_rescale_q(pkt.dts, ist->st->time_base, AV_TIME_BASE_Q);
+ int64_t delta = pkt_dts - ist->next_pts;
if((delta < -1LL*dts_delta_threshold*AV_TIME_BASE ||
(delta > 1LL*dts_delta_threshold*AV_TIME_BASE &&
ist->st->codec->codec_type != AVMEDIA_TYPE_SUBTITLE) ||
pkt_dts+1<ist->pts)&& !copy_ts){
input_files[ist->file_index].ts_offset -= delta;
- av_log(NULL, AV_LOG_DEBUG, "timestamp discontinuity %"PRId64", new offset= %"PRId64"\n",
+ av_log(NULL, AV_LOG_DEBUG,
+ "timestamp discontinuity %"PRId64", new offset= %"PRId64"\n",
delta, input_files[ist->file_index].ts_offset);
pkt.dts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
- if(pkt.pts != AV_NOPTS_VALUE)
+ if (pkt.pts != AV_NOPTS_VALUE)
pkt.pts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
}
}
- //fprintf(stderr,"read #%d.%d size=%d\n", ist->file_index, ist->st->index, pkt.size);
- if (output_packet(ist, ist_index, output_streams, nb_output_streams, &pkt) < 0) {
+ // fprintf(stderr,"read #%d.%d size=%d\n", ist->file_index, ist->st->index, pkt.size);
+ if (output_packet(ist, output_streams, nb_output_streams, &pkt) < 0) {
av_log(NULL, AV_LOG_ERROR, "Error while decoding stream #%d:%d\n",
ist->file_index, ist->st->index);
for (i = 0; i < nb_input_streams; i++) {
ist = &input_streams[i];
if (ist->decoding_needed) {
- output_packet(ist, i, output_streams, nb_output_streams, NULL);
+ output_packet(ist, output_streams, nb_output_streams, NULL);
}
}
flush_encoders(output_streams, nb_output_streams);
term_exit();
/* write the trailer if needed and close file */
- for(i=0;i<nb_output_files;i++) {
+ for (i = 0; i < nb_output_files; i++) {
os = output_files[i].ctx;
av_write_trailer(os);
}
if (p) {
x = strtol(arg, &end, 10);
if (end == p)
- y = strtol(end+1, &end, 10);
+ y = strtol(end + 1, &end, 10);
if (x > 0 && y > 0)
ar = (double)x / (double)y;
} else
return 0;
}
-static void parse_meta_type(char *arg, char *type, int *index)
+/**
+ * Parse a metadata specifier in arg.
+ * @param type metadata type is written here -- g(lobal)/s(tream)/c(hapter)/p(rogram)
+ * @param index for type c/p, chapter/program index is written here
+ * @param stream_spec for type s, the stream specifier is written here
+ */
+static void parse_meta_type(char *arg, char *type, int *index, const char **stream_spec)
{
if (*arg) {
*type = *arg;
case 'g':
break;
case 's':
+ if (*(++arg) && *arg != ':') {
+ av_log(NULL, AV_LOG_FATAL, "Invalid metadata specifier %s.\n", arg);
+ exit_program(1);
+ }
+ *stream_spec = *arg == ':' ? arg + 1 : "";
+ break;
case 'c':
case 'p':
if (*(++arg) == ':')
*type = 'g';
}
-static int opt_map_metadata(OptionsContext *o, const char *opt, const char *arg)
+static int copy_metadata(char *outspec, char *inspec, AVFormatContext *oc, AVFormatContext *ic, OptionsContext *o)
{
- MetadataMap *m, *m1;
- char *p;
+ AVDictionary **meta_in = NULL;
+ AVDictionary **meta_out;
+ int i, ret = 0;
+ char type_in, type_out;
+ const char *istream_spec = NULL, *ostream_spec = NULL;
+ int idx_in = 0, idx_out = 0;
- o->meta_data_maps = grow_array(o->meta_data_maps, sizeof(*o->meta_data_maps),
- &o->nb_meta_data_maps, o->nb_meta_data_maps + 1);
+ parse_meta_type(inspec, &type_in, &idx_in, &istream_spec);
+ parse_meta_type(outspec, &type_out, &idx_out, &ostream_spec);
- m = &o->meta_data_maps[o->nb_meta_data_maps - 1][1];
- m->file = strtol(arg, &p, 0);
- parse_meta_type(*p ? p + 1 : p, &m->type, &m->index);
-
- m1 = &o->meta_data_maps[o->nb_meta_data_maps - 1][0];
- if (p = strchr(opt, ':'))
- parse_meta_type(p + 1, &m1->type, &m1->index);
- else
- m1->type = 'g';
-
- if (m->type == 'g' || m1->type == 'g')
+ if (type_in == 'g' || type_out == 'g')
o->metadata_global_manual = 1;
- if (m->type == 's' || m1->type == 's')
+ if (type_in == 's' || type_out == 's')
o->metadata_streams_manual = 1;
- if (m->type == 'c' || m1->type == 'c')
+ if (type_in == 'c' || type_out == 'c')
o->metadata_chapters_manual = 1;
- return 0;
-}
+#define METADATA_CHECK_INDEX(index, nb_elems, desc)\
+ if ((index) < 0 || (index) >= (nb_elems)) {\
+ av_log(NULL, AV_LOG_FATAL, "Invalid %s index %d while processing metadata maps.\n",\
+ (desc), (index));\
+ exit_program(1);\
+ }
+
+#define SET_DICT(type, meta, context, index)\
+ switch (type) {\
+ case 'g':\
+ meta = &context->metadata;\
+ break;\
+ case 'c':\
+ METADATA_CHECK_INDEX(index, context->nb_chapters, "chapter")\
+ meta = &context->chapters[index]->metadata;\
+ break;\
+ case 'p':\
+ METADATA_CHECK_INDEX(index, context->nb_programs, "program")\
+ meta = &context->programs[index]->metadata;\
+ break;\
+ }\
+
+ SET_DICT(type_in, meta_in, ic, idx_in);
+ SET_DICT(type_out, meta_out, oc, idx_out);
+
+ /* for input streams choose first matching stream */
+ if (type_in == 's') {
+ for (i = 0; i < ic->nb_streams; i++) {
+ if ((ret = check_stream_specifier(ic, ic->streams[i], istream_spec)) > 0) {
+ meta_in = &ic->streams[i]->metadata;
+ break;
+ } else if (ret < 0)
+ exit_program(1);
+ }
+ if (!meta_in) {
+ av_log(NULL, AV_LOG_FATAL, "Stream specifier %s does not match any streams.\n", istream_spec);
+ exit_program(1);
+ }
+ }
-static int opt_map_meta_data(OptionsContext *o, const char *opt, const char *arg)
-{
- av_log(NULL, AV_LOG_WARNING, "-map_meta_data is deprecated and will be removed soon. "
- "Use -map_metadata instead.\n");
- return opt_map_metadata(o, opt, arg);
+ if (type_out == 's') {
+ for (i = 0; i < oc->nb_streams; i++) {
+ if ((ret = check_stream_specifier(oc, oc->streams[i], ostream_spec)) > 0) {
+ meta_out = &oc->streams[i]->metadata;
+ av_dict_copy(meta_out, *meta_in, AV_DICT_DONT_OVERWRITE);
+ } else if (ret < 0)
+ exit_program(1);
+ }
+ } else
+ av_dict_copy(meta_out, *meta_in, AV_DICT_DONT_OVERWRITE);
+
+ return 0;
}
static int opt_recording_timestamp(OptionsContext *o, const char *opt, const char *arg)
codec = encoder ?
avcodec_find_encoder_by_name(name) :
avcodec_find_decoder_by_name(name);
- if(!codec) {
+ if (!codec) {
av_log(NULL, AV_LOG_FATAL, "Unknown %s '%s'\n", codec_string, name);
exit_program(1);
}
- if(codec->type != type) {
+ if (codec->type != type) {
av_log(NULL, AV_LOG_FATAL, "Invalid %s type '%s'\n", codec_string, name);
exit_program(1);
}
ist->st = st;
ist->file_index = nb_input_files;
ist->discard = 1;
- ist->opts = filter_codec_opts(codec_opts, ist->st->codec->codec_id, ic, st);
+ ist->opts = filter_codec_opts(codec_opts, choose_decoder(o, ic, st), ic, st);
ist->ts_scale = 1.0;
MATCH_PER_STREAM_OPT(ts_scale, dbl, ist->ts_scale, ic, st);
switch (dec->codec_type) {
case AVMEDIA_TYPE_AUDIO:
- if(!ist->dec)
+ if (!ist->dec)
ist->dec = avcodec_find_decoder(dec->codec_id);
- if(o->audio_disable)
- st->discard= AVDISCARD_ALL;
+ if (o->audio_disable)
+ st->discard = AVDISCARD_ALL;
break;
case AVMEDIA_TYPE_VIDEO:
if(!ist->dec)
dec->flags |= CODEC_FLAG_EMU_EDGE;
}
- if (dec->time_base.den != rfps*dec->ticks_per_frame || dec->time_base.num != rfps_base) {
+ if (dec->time_base.den != rfps * dec->ticks_per_frame || dec->time_base.num != rfps_base) {
av_log(NULL, AV_LOG_INFO,"\nSeems stream %d codec frame rate differs from container frame rate: %2.2f (%d/%d) -> %2.2f (%d/%d)\n",
i, (float)dec->time_base.den / dec->time_base.num, dec->time_base.den, dec->time_base.num,
}
if (o->video_disable)
- st->discard= AVDISCARD_ALL;
- else if(video_discard)
- st->discard= video_discard;
+ st->discard = AVDISCARD_ALL;
+ else if (video_discard)
+ st->discard = video_discard;
break;
case AVMEDIA_TYPE_DATA:
+ if (o->data_disable)
+ st->discard= AVDISCARD_ALL;
break;
case AVMEDIA_TYPE_SUBTITLE:
if(!ist->dec)
static void assert_file_overwrite(const char *filename)
{
- if (!file_overwrite &&
+ if ((!file_overwrite || no_file_overwrite) &&
(strchr(filename, ':') == NULL || filename[1] == ':' ||
av_strstart(filename, "file:", NULL))) {
if (avio_check(filename, 0) == 0) {
- if (!using_stdin) {
+ if (!using_stdin && (!no_file_overwrite || file_overwrite)) {
fprintf(stderr,"File '%s' already exists. Overwrite ? [y/N] ", filename);
fflush(stderr);
term_exit();
+ signal(SIGINT, SIG_DFL);
if (!read_yesno()) {
av_log(0, AV_LOG_FATAL, "Not overwriting - exiting\n");
exit_program(1);
assert_file_overwrite(filename);
- if ((ret = avio_open (&out, filename, AVIO_FLAG_WRITE)) < 0) {
+ if ((ret = avio_open2(&out, filename, AVIO_FLAG_WRITE, &int_cb, NULL)) < 0) {
av_log(NULL, AV_LOG_FATAL, "Could not open file %s for writing.\n",
filename);
exit_program(1);
ic->subtitle_codec_id= subtitle_codec_name ?
find_codec_or_die(subtitle_codec_name, AVMEDIA_TYPE_SUBTITLE, 0)->id : CODEC_ID_NONE;
ic->flags |= AVFMT_FLAG_NONBLOCK;
+ ic->interrupt_callback = int_cb;
if (loop_input) {
- av_log(NULL, AV_LOG_WARNING, "-loop_input is deprecated, use -loop 1\n");
+ av_log(NULL, AV_LOG_WARNING,
+ "-loop_input is deprecated, use -loop 1\n"
+ "Note, both loop options only work with -f image2\n"
+ );
ic->loop_input = loop_input;
}
- /* open the input file with generic libav function */
+ /* open the input file with generic avformat function */
err = avformat_open_input(&ic, filename, file_iformat, &format_opts);
if (err < 0) {
print_error(filename, err);
ret = avformat_find_stream_info(ic, opts);
if (ret < 0) {
av_log(NULL, AV_LOG_FATAL, "%s: could not find codec parameters\n", filename);
- av_close_input_file(ic);
+ avformat_close_input(&ic);
exit_program(1);
}
if (*p == ',')
n++;
ost->forced_kf_count = n;
- ost->forced_kf_pts = av_malloc(sizeof(*ost->forced_kf_pts) * 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);
if (codec_name) {
snprintf(filename, sizeof(filename), "%s%s/%s-%s.avpreset", base[i],
i != 1 ? "" : "/.avconv", codec_name, preset_name);
- ret = avio_open(s, filename, AVIO_FLAG_READ);
+ ret = avio_open2(s, filename, AVIO_FLAG_READ, &int_cb, NULL);
}
if (ret) {
snprintf(filename, sizeof(filename), "%s%s/%s.avpreset", base[i],
i != 1 ? "" : "/.avconv", preset_name);
- ret = avio_open(s, filename, AVIO_FLAG_READ);
+ ret = avio_open2(s, filename, AVIO_FLAG_READ, &int_cb, NULL);
}
}
return ret;
nb_output_streams + 1);
ost = &output_streams[nb_output_streams - 1];
ost->file_index = nb_output_files;
- ost->index = idx;
- ost->st = st;
+ ost->index = idx;
+ ost->st = st;
st->codec->codec_type = type;
choose_encoder(o, oc, ost);
if (ost->enc) {
- ost->opts = filter_codec_opts(codec_opts, ost->enc->id, oc, st);
+ ost->opts = filter_codec_opts(codec_opts, ost->enc, oc, st);
}
avcodec_get_context_defaults3(st->codec, ost->enc);
{
int i;
const char *p = str;
- for(i = 0;; i++) {
+ for (i = 0;; i++) {
dest[i] = atoi(p);
- if(i == 63)
+ if (i == 63)
break;
p = strchr(p, ',');
- if(!p) {
+ if (!p) {
av_log(NULL, AV_LOG_FATAL, "Syntax error in matrix \"%s\" at coeff %d\n", str, i);
exit_program(1);
}
}
MATCH_PER_STREAM_OPT(rc_overrides, str, p, oc, st);
- for(i=0; p; i++){
+ for (i = 0; p; i++) {
int start, end, q;
- int e=sscanf(p, "%d,%d,%d", &start, &end, &q);
- if(e!=3){
+ int e = sscanf(p, "%d,%d,%d", &start, &end, &q);
+ if (e != 3) {
av_log(NULL, AV_LOG_FATAL, "error parsing rc_override\n");
exit_program(1);
}
/* FIXME realloc failure */
- video_enc->rc_override=
+ video_enc->rc_override =
av_realloc(video_enc->rc_override,
- sizeof(RcOverride)*(i+1));
- video_enc->rc_override[i].start_frame= start;
- video_enc->rc_override[i].end_frame = end;
- if(q>0){
- video_enc->rc_override[i].qscale= q;
- video_enc->rc_override[i].quality_factor= 1.0;
+ sizeof(RcOverride) * (i + 1));
+ video_enc->rc_override[i].start_frame = start;
+ video_enc->rc_override[i].end_frame = end;
+ if (q > 0) {
+ video_enc->rc_override[i].qscale = q;
+ video_enc->rc_override[i].quality_factor = 1.0;
}
- else{
- video_enc->rc_override[i].qscale= 0;
- video_enc->rc_override[i].quality_factor= -q/100.0;
+ else {
+ video_enc->rc_override[i].qscale = 0;
+ video_enc->rc_override[i].quality_factor = -q/100.0;
}
- p= strchr(p, '/');
- if(p) p++;
+ p = strchr(p, '/');
+ if (p) p++;
}
- video_enc->rc_override_count=i;
+ video_enc->rc_override_count = i;
if (!video_enc->rc_initial_buffer_occupancy)
- video_enc->rc_initial_buffer_occupancy = video_enc->rc_buffer_size*3/4;
- video_enc->intra_dc_precision= intra_dc_precision - 8;
+ video_enc->rc_initial_buffer_occupancy = video_enc->rc_buffer_size * 3 / 4;
+ video_enc->intra_dc_precision = intra_dc_precision - 8;
if (do_psnr)
video_enc->flags|= CODEC_FLAG_PSNR;
for (i = 0; i < is->nb_chapters; i++) {
AVChapter *in_ch = is->chapters[i], *out_ch;
int64_t ts_off = av_rescale_q(ofile->start_time - ifile->ts_offset,
- AV_TIME_BASE_Q, in_ch->time_base);
+ AV_TIME_BASE_Q, in_ch->time_base);
int64_t rt = (ofile->recording_time == INT64_MAX) ? INT64_MAX :
av_rescale_q(ofile->recording_time, AV_TIME_BASE_Q, in_ch->time_base);
static int read_ffserver_streams(OptionsContext *o, AVFormatContext *s, const char *filename)
{
int i, err;
- AVFormatContext *ic = NULL;
+ AVFormatContext *ic = avformat_alloc_context();
+ ic->interrupt_callback = int_cb;
err = avformat_open_input(&ic, filename, NULL, NULL);
if (err < 0)
return err;
ost = new_output_stream(o, s, codec->type);
st = ost->st;
avctx = st->codec;
+ ost->enc = codec;
// FIXME: a more elegant solution is needed
memcpy(st, ic->streams[i], sizeof(AVStream));
exit_program(1);
}
file_oformat= oc->oformat;
+ oc->interrupt_callback = int_cb;
if (!strcmp(file_oformat->name, "ffm") &&
av_strstart(filename, "http:", NULL)) {
break;
}
}
+ if(!ost->sync_ist){
+ av_log(NULL, AV_LOG_FATAL, "Missing %s stream which is required by this ffm\n", av_get_media_type_string(ost->st->codec->codec_type));
+ exit_program(1);
+ }
}
} else if (!o->nb_stream_maps) {
/* pick the "best" stream of each type */
continue;
if(o-> video_disable && ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO)
continue;
+ if(o-> data_disable && ist->st->codec->codec_type == AVMEDIA_TYPE_DATA)
+ continue;
switch (ist->st->codec->codec_type) {
case AVMEDIA_TYPE_VIDEO: ost = new_video_stream(o, oc); break;
}
ost->source_index = input_files[map->file_index].ist_index + map->stream_index;
- ost->sync_ist = &input_streams[input_files[map->sync_file_index].ist_index +
+ ost->sync_ist = &input_streams[input_files[map->sync_file_index].ist_index +
map->sync_stream_index];
ist->discard = 0;
}
const char *p;
int64_t len;
- if ((err = avio_open(&pb, o->attachments[i], AVIO_FLAG_READ)) < 0) {
+ if ((err = avio_open2(&pb, o->attachments[i], AVIO_FLAG_READ, &int_cb, NULL)) < 0) {
av_log(NULL, AV_LOG_FATAL, "Could not open attachment file %s.\n",
o->attachments[i]);
exit_program(1);
}
if (!(oc->oformat->flags & AVFMT_NOFILE)) {
- /* test if it already exists to avoid loosing precious files */
+ /* test if it already exists to avoid losing precious files */
assert_file_overwrite(filename);
/* open the file */
- if ((err = avio_open(&oc->pb, filename, AVIO_FLAG_WRITE)) < 0) {
+ if ((err = avio_open2(&oc->pb, filename, AVIO_FLAG_WRITE,
+ &oc->interrupt_callback,
+ &output_files[nb_output_files - 1].opts)) < 0) {
print_error(filename, err);
exit_program(1);
}
oc->loop_output = loop_output;
}
+ /* copy metadata */
+ for (i = 0; i < o->nb_metadata_map; i++) {
+ char *p;
+ int in_file_index = strtol(o->metadata_map[i].u.str, &p, 0);
+
+ if (in_file_index < 0)
+ continue;
+ if (in_file_index >= nb_input_files) {
+ av_log(NULL, AV_LOG_FATAL, "Invalid input file index %d while processing metadata maps\n", in_file_index);
+ exit_program(1);
+ }
+ copy_metadata(o->metadata_map[i].specifier, *p ? p + 1 : p, oc, input_files[in_file_index].ctx, o);
+ }
+
/* copy chapters */
if (o->chapters_input_file >= nb_input_files) {
if (o->chapters_input_file == INT_MAX) {
copy_chapters(&input_files[o->chapters_input_file], &output_files[nb_output_files - 1],
!o->metadata_chapters_manual);
- /* copy metadata */
- for (i = 0; i < o->nb_meta_data_maps; i++) {
- AVFormatContext *files[2];
- AVDictionary **meta[2];
- int j;
-
-#define METADATA_CHECK_INDEX(index, nb_elems, desc)\
- if ((index) < 0 || (index) >= (nb_elems)) {\
- av_log(NULL, AV_LOG_FATAL, "Invalid %s index %d while processing metadata maps\n",\
- (desc), (index));\
- exit_program(1);\
- }
-
- int in_file_index = o->meta_data_maps[i][1].file;
- if (in_file_index < 0)
- continue;
- METADATA_CHECK_INDEX(in_file_index, nb_input_files, "input file")
-
- files[0] = oc;
- files[1] = input_files[in_file_index].ctx;
-
- for (j = 0; j < 2; j++) {
- MetadataMap *map = &o->meta_data_maps[i][j];
-
- switch (map->type) {
- case 'g':
- meta[j] = &files[j]->metadata;
- break;
- case 's':
- METADATA_CHECK_INDEX(map->index, files[j]->nb_streams, "stream")
- meta[j] = &files[j]->streams[map->index]->metadata;
- break;
- case 'c':
- METADATA_CHECK_INDEX(map->index, files[j]->nb_chapters, "chapter")
- meta[j] = &files[j]->chapters[map->index]->metadata;
- break;
- case 'p':
- METADATA_CHECK_INDEX(map->index, files[j]->nb_programs, "program")
- meta[j] = &files[j]->programs[map->index]->metadata;
- break;
- default:
- abort();
- }
- }
-
- av_dict_copy(meta[0], *meta[1], AV_DICT_DONT_OVERWRITE);
- }
-
/* copy global metadata by default */
if (!o->metadata_global_manual && nb_input_files){
av_dict_copy(&oc->metadata, input_files[0].ctx->metadata,
for (i = 0; i < o->nb_metadata; i++) {
AVDictionary **m;
char type, *val;
- int index = 0;
+ const char *stream_spec;
+ int index = 0, j, ret;
val = strchr(o->metadata[i].u.str, '=');
if (!val) {
}
*val++ = 0;
- parse_meta_type(o->metadata[i].specifier, &type, &index);
- switch (type) {
- case 'g':
- m = &oc->metadata;
- break;
- case 's':
- if (index < 0 || index >= oc->nb_streams) {
- av_log(NULL, AV_LOG_FATAL, "Invalid stream index %d in metadata specifier.\n", index);
- exit_program(1);
+ parse_meta_type(o->metadata[i].specifier, &type, &index, &stream_spec);
+ if (type == 's') {
+ for (j = 0; j < oc->nb_streams; j++) {
+ if ((ret = check_stream_specifier(oc, oc->streams[j], stream_spec)) > 0) {
+ av_dict_set(&oc->streams[j]->metadata, o->metadata[i].u.str, *val ? val : NULL, 0);
+ } else if (ret < 0)
+ exit_program(1);
}
- m = &oc->streams[index]->metadata;
- break;
- case 'c':
- if (index < 0 || index >= oc->nb_chapters) {
- av_log(NULL, AV_LOG_FATAL, "Invalid chapter index %d in metadata specifier.\n", index);
+ printf("ret %d, stream_spec %s\n", ret, stream_spec);
+ }
+ else {
+ switch (type) {
+ case 'g':
+ m = &oc->metadata;
+ break;
+ case 'c':
+ if (index < 0 || index >= oc->nb_chapters) {
+ av_log(NULL, AV_LOG_FATAL, "Invalid chapter index %d in metadata specifier.\n", index);
+ exit_program(1);
+ }
+ m = &oc->chapters[index]->metadata;
+ break;
+ default:
+ av_log(NULL, AV_LOG_FATAL, "Invalid metadata specifier %s.\n", o->metadata[i].specifier);
exit_program(1);
}
- m = &oc->chapters[index]->metadata;
- break;
- default:
- av_log(NULL, AV_LOG_FATAL, "Invalid metadata specifier %s.\n", o->metadata[i].specifier);
- exit_program(1);
+ av_dict_set(m, o->metadata[i].u.str, *val ? val : NULL, 0);
}
-
- av_dict_set(m, o->metadata[i].u.str, *val ? val : NULL, 0);
}
reset_options(o, 0);
static int opt_target(OptionsContext *o, const char *opt, const char *arg)
{
enum { PAL, NTSC, FILM, UNKNOWN } norm = UNKNOWN;
- static const char *const frame_rates[] = {"25", "30000/1001", "24000/1001"};
+ static const char *const frame_rates[] = { "25", "30000/1001", "24000/1001" };
- if(!strncmp(arg, "pal-", 4)) {
+ if (!strncmp(arg, "pal-", 4)) {
norm = PAL;
arg += 4;
- } else if(!strncmp(arg, "ntsc-", 5)) {
+ } else if (!strncmp(arg, "ntsc-", 5)) {
norm = NTSC;
arg += 5;
- } else if(!strncmp(arg, "film-", 5)) {
+ } else if (!strncmp(arg, "film-", 5)) {
norm = FILM;
arg += 5;
} else {
/* Try to determine PAL/NTSC by peeking in the input files */
- if(nb_input_files) {
+ if (nb_input_files) {
int i, j, fr;
for (j = 0; j < nb_input_files; j++) {
for (i = 0; i < input_files[j].nb_streams; i++) {
AVCodecContext *c = input_files[j].ctx->streams[i]->codec;
- if(c->codec_type != AVMEDIA_TYPE_VIDEO)
+ if (c->codec_type != AVMEDIA_TYPE_VIDEO)
continue;
fr = c->time_base.den * 1000 / c->time_base.num;
- if(fr == 25000) {
+ if (fr == 25000) {
norm = PAL;
break;
- } else if((fr == 29970) || (fr == 23976)) {
+ } else if ((fr == 29970) || (fr == 23976)) {
norm = NTSC;
break;
}
}
- if(norm != UNKNOWN)
+ if (norm != UNKNOWN)
break;
}
}
av_log(NULL, AV_LOG_INFO, "Assuming %s for target.\n", norm == PAL ? "PAL" : "NTSC");
}
- if(norm == UNKNOWN) {
+ if (norm == UNKNOWN) {
av_log(NULL, AV_LOG_FATAL, "Could not determine norm (PAL/NTSC/NTSC-Film) for target.\n");
av_log(NULL, AV_LOG_FATAL, "Please prefix target with \"pal-\", \"ntsc-\" or \"film-\",\n");
av_log(NULL, AV_LOG_FATAL, "or set a framerate with \"-r xxx\".\n");
exit_program(1);
}
- if(!strcmp(arg, "vcd")) {
+ if (!strcmp(arg, "vcd")) {
opt_video_codec(o, "c:v", "mpeg1video");
opt_audio_codec(o, "c:a", "mp2");
parse_option(o, "f", "vcd", options);
parse_option(o, "r", frame_rates[norm], options);
opt_default("g", norm == PAL ? "15" : "18");
- opt_default("b", "1150000");
+ opt_default("b:v", "1150000");
opt_default("maxrate", "1150000");
opt_default("minrate", "1150000");
opt_default("bufsize", "327680"); // 40*1024*8;
and the first pack from the other stream, respectively, may also have
been written before.
So the real data starts at SCR 36000+3*1200. */
- o->mux_preload = (36000+3*1200) / 90000.0; //0.44
- } else if(!strcmp(arg, "svcd")) {
+ o->mux_preload = (36000 + 3 * 1200) / 90000.0; // 0.44
+ } else if (!strcmp(arg, "svcd")) {
opt_video_codec(o, "c:v", "mpeg2video");
opt_audio_codec(o, "c:a", "mp2");
parse_option(o, "pix_fmt", "yuv420p", options);
opt_default("g", norm == PAL ? "15" : "18");
- opt_default("b", "2040000");
+ opt_default("b:v", "2040000");
opt_default("maxrate", "2516000");
- opt_default("minrate", "0"); //1145000;
- opt_default("bufsize", "1835008"); //224*1024*8;
+ opt_default("minrate", "0"); // 1145000;
+ opt_default("bufsize", "1835008"); // 224*1024*8;
opt_default("flags", "+scan_offset");
opt_default("packetsize", "2324");
- } else if(!strcmp(arg, "dvd")) {
+ } else if (!strcmp(arg, "dvd")) {
opt_video_codec(o, "c:v", "mpeg2video");
opt_audio_codec(o, "c:a", "ac3");
parse_option(o, "pix_fmt", "yuv420p", options);
opt_default("g", norm == PAL ? "15" : "18");
- opt_default("b", "6000000");
+ opt_default("b:v", "6000000");
opt_default("maxrate", "9000000");
- opt_default("minrate", "0"); //1500000;
- opt_default("bufsize", "1835008"); //224*1024*8;
+ opt_default("minrate", "0"); // 1500000;
+ opt_default("bufsize", "1835008"); // 224*1024*8;
opt_default("packetsize", "2048"); // from www.mpucoder.com: DVD sectors contain 2048 bytes of data, this is also the size of one pack.
opt_default("muxrate", "10080000"); // from mplex project: data_rate = 1260000. mux_rate = data_rate * 8
opt_default("b:a", "448000");
parse_option(o, "ar", "48000", options);
- } else if(!strncmp(arg, "dv", 2)) {
+ } else if (!strncmp(arg, "dv", 2)) {
parse_option(o, "f", "dv", options);
static int opt_vstats_file(const char *opt, const char *arg)
{
av_free (vstats_filename);
- vstats_filename=av_strdup (arg);
+ vstats_filename = av_strdup (arg);
return 0;
}
{ "f", HAS_ARG | OPT_STRING | OPT_OFFSET, {.off = OFFSET(format)}, "force format", "fmt" },
{ "i", HAS_ARG | OPT_FUNC2, {(void*)opt_input_file}, "input file name", "filename" },
{ "y", OPT_BOOL, {(void*)&file_overwrite}, "overwrite output files" },
+ { "n", OPT_BOOL, {(void*)&no_file_overwrite}, "do not overwrite output files" },
{ "c", HAS_ARG | OPT_STRING | OPT_SPEC, {.off = OFFSET(codec_names)}, "codec name", "codec" },
{ "codec", HAS_ARG | OPT_STRING | OPT_SPEC, {.off = OFFSET(codec_names)}, "codec name", "codec" },
{ "pre", HAS_ARG | OPT_STRING | OPT_SPEC, {.off = OFFSET(presets)}, "preset name", "preset" },
- { "map", HAS_ARG | OPT_EXPERT | OPT_FUNC2, {(void*)opt_map}, "set input stream mapping", "file.stream[:syncfile.syncstream]" },
+ { "map", HAS_ARG | OPT_EXPERT | OPT_FUNC2, {(void*)opt_map}, "set input stream mapping", "[-]input_file_id[:stream_specifier][,sync_file_id[:stream_specifier]]" },
{ "map_channel", HAS_ARG | OPT_EXPERT | OPT_FUNC2, {(void*)opt_map_channel}, "map an audio channel from one stream to another", "file.stream.channel[:syncfile.syncstream]" },
- { "map_meta_data", HAS_ARG | OPT_EXPERT | OPT_FUNC2, {(void*)opt_map_meta_data}, "DEPRECATED set meta data information of outfile from infile",
- "outfile[,metadata]:infile[,metadata]" },
- { "map_metadata", HAS_ARG | OPT_EXPERT | OPT_FUNC2, {(void*)opt_map_metadata}, "set metadata information of outfile from infile",
+ { "map_metadata", HAS_ARG | OPT_STRING | OPT_SPEC, {.off = OFFSET(metadata_map)}, "set metadata information of outfile from infile",
"outfile[,metadata]:infile[,metadata]" },
{ "map_chapters", OPT_INT | HAS_ARG | OPT_EXPERT | OPT_OFFSET, {.off = OFFSET(chapters_input_file)}, "set chapters mapping", "input_file_index" },
{ "t", HAS_ARG | OPT_TIME | OPT_OFFSET, {.off = OFFSET(recording_time)}, "record or transcode \"duration\" seconds of audio/video", "duration" },
{ "async", HAS_ARG | OPT_INT | OPT_EXPERT, {(void*)&audio_sync_method}, "audio sync method", "" },
{ "adrift_threshold", HAS_ARG | OPT_FLOAT | OPT_EXPERT, {(void*)&audio_drift_threshold}, "audio drift threshold", "threshold" },
{ "copyts", OPT_BOOL | OPT_EXPERT, {(void*)©_ts}, "copy timestamps" },
- { "copytb", OPT_BOOL | OPT_EXPERT, {(void*)©_tb}, "copy input stream time base when stream copying" },
+ { "copytb", HAS_ARG | OPT_INT | OPT_EXPERT, {(void*)©_tb}, "copy input stream time base when stream copying", "source" },
{ "shortest", OPT_BOOL | OPT_EXPERT, {(void*)&opt_shortest}, "finish encoding within shortest input" }, //
{ "dts_delta_threshold", HAS_ARG | OPT_FLOAT | OPT_EXPERT, {(void*)&dts_delta_threshold}, "timestamp discontinuity delta threshold", "threshold" },
{ "xerror", OPT_BOOL, {(void*)&exit_on_error}, "exit on error", "error" },
{ "fpre", HAS_ARG | OPT_EXPERT| OPT_FUNC2, {(void*)opt_preset}, "set options from indicated preset file", "filename" },
/* data codec support */
{ "dcodec", HAS_ARG | OPT_DATA | OPT_FUNC2, {(void*)opt_data_codec}, "force data codec ('copy' to copy stream)", "codec" },
+ { "dn", OPT_BOOL | OPT_VIDEO | OPT_OFFSET, {.off = OFFSET(data_disable)}, "disable data" },
{ "default", HAS_ARG | OPT_AUDIO | OPT_VIDEO | OPT_EXPERT, {(void*)opt_default}, "generic catch all option", "" },
{ NULL, },
av_register_all();
avformat_network_init();
-#if HAVE_ISATTY
- if(isatty(STDIN_FILENO))
- avio_set_interrupt_cb(decode_interrupt_cb);
-#endif
-
- show_banner();
+ show_banner(argc, argv, options);
term_init();
/* parse options */
parse_options(&o, argc, argv, options, opt_output_file);
- if(nb_output_files <= 0 && nb_input_files == 0) {
+ if (nb_output_files <= 0 && nb_input_files == 0) {
show_usage();
av_log(NULL, AV_LOG_WARNING, "Use -h to get full help or, even better, run 'man %s'\n", program_name);
exit_program(1);