/*
- * various utility functions for use within Libav
+ * various utility functions for use within FFmpeg
* Copyright (c) 2000, 2001, 2002 Fabrice Bellard
*
- * This file is part of Libav.
+ * This file is part of FFmpeg.
*
- * Libav is free software; you can redistribute it and/or
+ * FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
- * Libav is distributed in the hope that it will be useful,
+ * FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
- * License along with Libav; if not, write to the Free Software
+ * License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "avio_internal.h"
#include "internal.h"
#include "libavcodec/internal.h"
+#include "libavcodec/raw.h"
#include "libavutil/opt.h"
#include "metadata.h"
#include "id3v2.h"
/**
* @file
- * various utility functions for use within Libav
+ * various utility functions for use within FFmpeg
*/
unsigned avformat_version(void)
const char *avformat_configuration(void)
{
- return LIBAV_CONFIGURATION;
+ return FFMPEG_CONFIGURATION;
}
const char *avformat_license(void)
{
#define LICENSE_PREFIX "libavformat license: "
- return LICENSE_PREFIX LIBAV_LICENSE + sizeof(LICENSE_PREFIX) - 1;
+ return LICENSE_PREFIX FFMPEG_LICENSE + sizeof(LICENSE_PREFIX) - 1;
}
/* fraction handling */
return filename && (av_get_frame_filename(buf, sizeof(buf), filename, 1)>=0);
}
-AVInputFormat *av_probe_input_format2(AVProbeData *pd, int is_opened, int *score_max)
+AVInputFormat *av_probe_input_format3(AVProbeData *pd, int is_opened, int *score_ret)
{
AVProbeData lpd = *pd;
AVInputFormat *fmt1 = NULL, *fmt;
- int score, id3 = 0;
+ int score, score_max=0;
if (lpd.buf_size > 10 && ff_id3v2_match(lpd.buf, ID3v2_DEFAULT_MAGIC)) {
int id3len = ff_id3v2_tag_len(lpd.buf);
lpd.buf += id3len;
lpd.buf_size -= id3len;
}
- id3 = 1;
}
fmt = NULL;
score = 0;
if (fmt1->read_probe) {
score = fmt1->read_probe(&lpd);
+ if(!score && fmt1->extensions && av_match_ext(lpd.filename, fmt1->extensions))
+ score = 1;
} else if (fmt1->extensions) {
if (av_match_ext(lpd.filename, fmt1->extensions)) {
score = 50;
}
}
- if (score > *score_max) {
- *score_max = score;
+ if (score > score_max) {
+ score_max = score;
fmt = fmt1;
- }else if (score == *score_max)
+ }else if (score == score_max)
fmt = NULL;
}
-
- /* a hack for files with huge id3v2 tags -- try to guess by file extension. */
- if (!fmt && id3 && *score_max < AVPROBE_SCORE_MAX/4) {
- while ((fmt = av_iformat_next(fmt)))
- if (fmt->extensions && av_match_ext(lpd.filename, fmt->extensions)) {
- *score_max = AVPROBE_SCORE_MAX/4;
- break;
- }
- }
-
+ *score_ret= score_max;
return fmt;
}
+AVInputFormat *av_probe_input_format2(AVProbeData *pd, int is_opened, int *score_max)
+{
+ int score_ret;
+ AVInputFormat *fmt= av_probe_input_format3(pd, is_opened, &score_ret);
+ if(score_ret > *score_max){
+ *score_max= score_ret;
+ return fmt;
+ }else
+ return NULL;
+}
+
AVInputFormat *av_probe_input_format(AVProbeData *pd, int is_opened){
int score=0;
return av_probe_input_format2(pd, is_opened, &score);
}
-static int set_codec_from_probe_data(AVFormatContext *s, AVStream *st, AVProbeData *pd, int score)
+static int set_codec_from_probe_data(AVFormatContext *s, AVStream *st, AVProbeData *pd)
{
static const struct {
const char *name; enum CodecID id; enum AVMediaType type;
{ "mpegvideo", CODEC_ID_MPEG2VIDEO, AVMEDIA_TYPE_VIDEO },
{ 0 }
};
- AVInputFormat *fmt = av_probe_input_format2(pd, 1, &score);
+ int score;
+ AVInputFormat *fmt = av_probe_input_format3(pd, 1, &score);
if (fmt) {
int i;
}
}
}
- return !!fmt;
+ return score;
}
/************************************************************/
err = AVERROR(ENOMEM);
goto fail;
}
+ if (fmt->priv_class) {
+ *(const AVClass**)ic->priv_data= fmt->priv_class;
+ av_opt_set_defaults(ic->priv_data);
+ }
} else {
ic->priv_data = NULL;
}
if (ic->pb)
ff_id3v2_read(ic, ID3v2_DEFAULT_MAGIC);
- if (ic->iformat->read_header) {
+ if (!(ic->flags&AVFMT_FLAG_PRIV_OPT) && ic->iformat->read_header) {
err = ic->iformat->read_header(ic, ap);
if (err < 0)
goto fail;
}
- if (pb && !ic->data_offset)
+ if (!(ic->flags&AVFMT_FLAG_PRIV_OPT) && pb && !ic->data_offset)
ic->data_offset = avio_tell(ic->pb);
ic->raw_packet_buffer_remaining_size = RAW_PACKET_BUFFER_SIZE;
return err;
}
+int av_demuxer_open(AVFormatContext *ic, AVFormatParameters *ap){
+ int err;
+
+ if (ic->iformat->read_header) {
+ err = ic->iformat->read_header(ic, ap);
+ if (err < 0)
+ return err;
+ }
+
+ if (ic->pb && !ic->data_offset)
+ ic->data_offset = avio_tell(ic->pb);
+
+ return 0;
+}
+
+
/** size of probe buffer, for guessing file type from file contents */
#define PROBE_BUF_MIN 2048
#define PROBE_BUF_MAX (1<<20)
*fmt = av_probe_input_format2(&pd, 1, &score);
if(*fmt){
if(score <= AVPROBE_SCORE_MAX/4){ //this can only be true in the last iteration
- av_log(logctx, AV_LOG_WARNING, "Format detected only with low score of %d, misdetection possible!\n", score);
+ av_log(logctx, AV_LOG_WARNING, "Format %s detected only with low score of %d, misdetection possible!\n", (*fmt)->name, score);
}else
- av_log(logctx, AV_LOG_DEBUG, "Probed with size=%d and score=%d\n", probe_size, score);
+ av_log(logctx, AV_LOG_DEBUG, "Format %s probed with size=%d and score=%d\n", (*fmt)->name, probe_size, score);
}
}
if (pktl) {
*pkt = pktl->pkt;
- if(s->streams[pkt->stream_index]->codec->codec_id != CODEC_ID_PROBE ||
- !s->streams[pkt->stream_index]->probe_packets ||
- s->raw_packet_buffer_remaining_size < pkt->size){
- AVProbeData *pd = &s->streams[pkt->stream_index]->probe_data;
- av_freep(&pd->buf);
- pd->buf_size = 0;
+ if(s->streams[pkt->stream_index]->request_probe <= 0){
s->raw_packet_buffer = pktl->next;
s->raw_packet_buffer_remaining_size += pkt->size;
av_free(pktl);
if (!pktl || ret == AVERROR(EAGAIN))
return ret;
for (i = 0; i < s->nb_streams; i++)
- s->streams[i]->probe_packets = 0;
+ if(s->streams[i]->request_probe > 0)
+ s->streams[i]->request_probe = -1;
continue;
}
+
+ if(!(s->flags & AVFMT_FLAG_KEEP_SIDE_DATA))
+ av_packet_merge_side_data(pkt);
st= s->streams[pkt->stream_index];
switch(st->codec->codec_type){
break;
}
- if(!pktl && (st->codec->codec_id != CODEC_ID_PROBE ||
- !st->probe_packets))
+ if(!pktl && st->request_probe <= 0)
return ret;
add_to_pktbuf(&s->raw_packet_buffer, pkt, &s->raw_packet_buffer_end);
s->raw_packet_buffer_remaining_size -= pkt->size;
- if(st->codec->codec_id == CODEC_ID_PROBE){
+ if(st->request_probe>0){
AVProbeData *pd = &st->probe_data;
- av_log(s, AV_LOG_DEBUG, "probing stream %d\n", st->index);
+ int end;
+ av_log(s, AV_LOG_DEBUG, "probing stream %d pp:%d\n", st->index, st->probe_packets);
--st->probe_packets;
pd->buf = av_realloc(pd->buf, pd->buf_size+pkt->size+AVPROBE_PADDING_SIZE);
pd->buf_size += pkt->size;
memset(pd->buf+pd->buf_size, 0, AVPROBE_PADDING_SIZE);
- if(av_log2(pd->buf_size) != av_log2(pd->buf_size - pkt->size)){
- //FIXME we dont reduce score to 0 for the case of running out of buffer space in bytes
- set_codec_from_probe_data(s, st, pd, st->probe_packets > 0 ? AVPROBE_SCORE_MAX/4 : 0);
- if(st->codec->codec_id != CODEC_ID_PROBE){
+ end= s->raw_packet_buffer_remaining_size <= 0
+ || st->probe_packets<=0;
+
+ if(end || av_log2(pd->buf_size) != av_log2(pd->buf_size - pkt->size)){
+ int score= set_codec_from_probe_data(s, st, pd);
+ if( (st->codec->codec_id != CODEC_ID_NONE && score > AVPROBE_SCORE_MAX/4)
+ || end){
pd->buf_size=0;
av_freep(&pd->buf);
+ st->request_probe= -1;
+ if(st->codec->codec_id != CODEC_ID_NONE){
av_log(s, AV_LOG_DEBUG, "probed stream %d\n", st->index);
+ }else
+ av_log(s, AV_LOG_WARNING, "probed stream %d failed\n", st->index);
}
}
}
if((s->flags & AVFMT_FLAG_IGNDTS) && pkt->pts != AV_NOPTS_VALUE)
pkt->dts= AV_NOPTS_VALUE;
- if (st->codec->codec_id != CODEC_ID_H264 && pc && pc->pict_type == FF_B_TYPE)
+ if (st->codec->codec_id != CODEC_ID_H264 && pc && pc->pict_type == AV_PICTURE_TYPE_B)
//FIXME Set low_delay = 0 when has_b_frames = 1
st->codec->has_b_frames = 1;
/* XXX: need has_b_frame, but cannot get it if the codec is
not initialized */
if (delay &&
- pc && pc->pict_type != FF_B_TYPE)
+ pc && pc->pict_type != AV_PICTURE_TYPE_B)
presentation_delayed = 1;
if(pkt->pts != AV_NOPTS_VALUE && pkt->dts != AV_NOPTS_VALUE && pkt->dts > pkt->pts && st->pts_wrap_bits<63
/* keyframe computation */
if (pc->key_frame == 1)
pkt->flags |= AV_PKT_FLAG_KEY;
- else if (pc->key_frame == -1 && pc->pict_type == FF_I_TYPE)
+ else if (pc->key_frame == -1 && pc->pict_type == AV_PICTURE_TYPE_I)
pkt->flags |= AV_PKT_FLAG_KEY;
}
if (pc)
compute_pkt_fields(s, st, st->parser, pkt);
if((s->iformat->flags & AVFMT_GENERIC_INDEX) && pkt->flags & AV_PKT_FLAG_KEY){
+ int64_t pos= (st->parser->flags & PARSER_FLAG_COMPLETE_FRAMES) ? pkt->pos : st->parser->frame_offset;
ff_reduce_index(s, st->index);
- av_add_index_entry(st, st->parser->frame_offset, pkt->dts,
+ av_add_index_entry(st, pos, pkt->dts,
0, 0, AVINDEX_KEYFRAME);
}
return 0;
}
- if(s->iformat->read_timestamp)
+ if(s->iformat->read_timestamp && !(s->iformat->flags & AVFMT_NOBINSEARCH))
return av_seek_frame_binary(s, stream_index, timestamp, flags);
- else
+ else if (!(s->iformat->flags & AVFMT_NOGENSEARCH))
return av_seek_frame_generic(s, stream_index, timestamp, flags);
+ else
+ return -1;
}
int avformat_seek_file(AVFormatContext *s, int stream_index, int64_t min_ts, int64_t ts, int64_t max_ts, int flags)
*/
static void av_update_stream_timings(AVFormatContext *ic)
{
- int64_t start_time, start_time1, end_time, end_time1;
+ int64_t start_time, start_time1, start_time_text, end_time, end_time1;
int64_t duration, duration1;
int i;
AVStream *st;
start_time = INT64_MAX;
+ start_time_text = INT64_MAX;
end_time = INT64_MIN;
duration = INT64_MIN;
for(i = 0;i < ic->nb_streams; i++) {
st = ic->streams[i];
if (st->start_time != AV_NOPTS_VALUE && st->time_base.den) {
start_time1= av_rescale_q(st->start_time, st->time_base, AV_TIME_BASE_Q);
+ if (st->codec->codec_id == CODEC_ID_DVB_TELETEXT) {
+ if (start_time1 < start_time_text)
+ start_time_text = start_time1;
+ } else
if (start_time1 < start_time)
start_time = start_time1;
if (st->duration != AV_NOPTS_VALUE) {
duration = duration1;
}
}
+ if (start_time == INT64_MAX || (start_time > start_time_text && start_time - start_time_text < AV_TIME_BASE))
+ start_time = start_time_text;
if (start_time != INT64_MAX) {
ic->start_time = start_time;
if (end_time != INT64_MIN) {
st= ic->streams[i];
st->cur_dts= st->first_dts;
st->last_IP_pts = AV_NOPTS_VALUE;
+ st->reference_dts = AV_NOPTS_VALUE;
}
}
enc->codec_id == CODEC_ID_MP1 ||
enc->codec_id == CODEC_ID_MP2 ||
enc->codec_id == CODEC_ID_MP3 ||
- enc->codec_id == CODEC_ID_SPEEX))
+ enc->codec_id == CODEC_ID_SPEEX ||
+ enc->codec_id == CODEC_ID_CELT))
return 0;
break;
case AVMEDIA_TYPE_VIDEO:
static void compute_chapters_end(AVFormatContext *s)
{
unsigned int i, j;
- int64_t max_time = s->duration + (s->start_time == AV_NOPTS_VALUE) ? 0 : s->start_time;
+ int64_t max_time = s->duration + ((s->start_time == AV_NOPTS_VALUE) ? 0 : s->start_time);
for (i = 0; i < s->nb_chapters; i++)
if (s->chapters[i]->end == AV_NOPTS_VALUE) {
/* check if one codec still needs to be handled */
for(i=0;i<ic->nb_streams;i++) {
+ int fps_analyze_framecount = 20;
+
st = ic->streams[i];
if (!has_codec_parameters(st->codec))
break;
+ /* if the timebase is coarse (like the usual millisecond precision
+ of mkv), we need to analyze more frames to reliably arrive at
+ the correct fps */
+ if (av_q2d(st->time_base) > 0.0005)
+ fps_analyze_framecount *= 2;
+ if (ic->fps_probe_size >= 0)
+ fps_analyze_framecount = ic->fps_probe_size;
/* variable fps and no guess at the real fps */
if( tb_unreliable(st->codec) && !(st->r_frame_rate.num && st->avg_frame_rate.num)
- && st->info->duration_count<20 && st->codec->codec_type == AVMEDIA_TYPE_VIDEO)
+ && st->info->duration_count < fps_analyze_framecount
+ && st->codec->codec_type == AVMEDIA_TYPE_VIDEO)
break;
if(st->parser && st->parser->parser->split && !st->codec->extradata)
break;
st = ic->streams[pkt->stream_index];
if (st->codec_info_nb_frames>1) {
- if (st->time_base.den > 0 && av_rescale_q(st->info->codec_info_duration, st->time_base, AV_TIME_BASE_Q) >= ic->max_analyze_duration) {
- av_log(ic, AV_LOG_WARNING, "max_analyze_duration reached\n");
+ int64_t t;
+ if (st->time_base.den > 0 && (t=av_rescale_q(st->info->codec_info_duration, st->time_base, AV_TIME_BASE_Q)) >= ic->max_analyze_duration) {
+ av_log(ic, AV_LOG_WARNING, "max_analyze_duration %d reached at %Ld\n", ic->max_analyze_duration, t);
break;
}
st->info->codec_info_duration += pkt->duration;
(st->codec_info_nb_frames-2)*(int64_t)st->time_base.den,
st->info->codec_info_duration*(int64_t)st->time_base.num, 60000);
if (st->codec->codec_type == AVMEDIA_TYPE_VIDEO) {
- if(st->codec->codec_id == CODEC_ID_RAWVIDEO && !st->codec->codec_tag && !st->codec->bits_per_coded_sample)
- st->codec->codec_tag= avcodec_pix_fmt_to_codec_tag(st->codec->pix_fmt);
+ if(st->codec->codec_id == CODEC_ID_RAWVIDEO && !st->codec->codec_tag && !st->codec->bits_per_coded_sample){
+ uint32_t tag= avcodec_pix_fmt_to_codec_tag(st->codec->pix_fmt);
+ if(ff_find_pix_fmt(ff_raw_pix_fmt_tags, tag) == st->codec->pix_fmt)
+ st->codec->codec_tag= tag;
+ }
// the check for tb_unreliable() is not completely correct, since this is not about handling
// a unreliable/inexact time base, but a time base that is finer than necessary, as e.g.
// ipmovie.c produces.
- if (tb_unreliable(st->codec) && st->info->duration_count > 15 && st->info->duration_gcd > 1 && !st->r_frame_rate.num)
+ if (tb_unreliable(st->codec) && st->info->duration_count > 15 && st->info->duration_gcd > FFMAX(1, st->time_base.den/(500LL*st->time_base.num)) && !st->r_frame_rate.num)
av_reduce(&st->r_frame_rate.num, &st->r_frame_rate.den, st->time_base.den, st->time_base.num * st->info->duration_gcd, INT_MAX);
if (st->info->duration_count && !st->r_frame_rate.num
&& tb_unreliable(st->codec) /*&&
AVCodec **decoder_ret,
int flags)
{
- int i, nb_streams = ic->nb_streams, stream_number = 0;
+ int i, nb_streams = ic->nb_streams;
int ret = AVERROR_STREAM_NOT_FOUND, best_count = -1;
unsigned *program = NULL;
AVCodec *decoder = NULL, *best_decoder = NULL;
}
}
for (i = 0; i < nb_streams; i++) {
- AVStream *st = ic->streams[program ? program[i] : i];
+ int real_stream_index = program ? program[i] : i;
+ AVStream *st = ic->streams[real_stream_index];
AVCodecContext *avctx = st->codec;
if (avctx->codec_type != type)
continue;
- if (wanted_stream_nb >= 0 && stream_number++ != wanted_stream_nb)
+ if (wanted_stream_nb >= 0 && real_stream_index != wanted_stream_nb)
continue;
if (st->disposition & (AV_DISPOSITION_HEARING_IMPAIRED|AV_DISPOSITION_VISUAL_IMPAIRED))
continue;
if (decoder_ret) {
- decoder = avcodec_find_decoder(ic->streams[i]->codec->codec_id);
+ decoder = avcodec_find_decoder(st->codec->codec_id);
if (!decoder) {
if (ret < 0)
ret = AVERROR_DECODER_NOT_FOUND;
if (best_count >= st->codec_info_nb_frames)
continue;
best_count = st->codec_info_nb_frames;
- ret = program ? program[i] : i;
+ ret = real_stream_index;
best_decoder = decoder;
if (program && i == nb_streams - 1 && ret < 0) {
program = NULL;
int av_set_parameters(AVFormatContext *s, AVFormatParameters *ap)
{
- int ret;
-
if (s->oformat->priv_data_size > 0) {
s->priv_data = av_mallocz(s->oformat->priv_data_size);
if (!s->priv_data)
} else
s->priv_data = NULL;
- if (s->oformat->set_parameters) {
- ret = s->oformat->set_parameters(s, ap);
- if (ret < 0)
- return ret;
+ return 0;
+}
+
+int avformat_alloc_output_context2(AVFormatContext **avctx, AVOutputFormat *oformat,
+ const char *format, const char *filename)
+{
+ AVFormatContext *s = avformat_alloc_context();
+ int ret = 0;
+
+ *avctx = NULL;
+ if (!s)
+ goto nomem;
+
+ if (!oformat) {
+ if (format) {
+ oformat = av_guess_format(format, NULL, NULL);
+ if (!oformat) {
+ av_log(s, AV_LOG_ERROR, "Requested output format '%s' is not a suitable output format\n", format);
+ ret = AVERROR(EINVAL);
+ goto error;
+ }
+ } else {
+ oformat = av_guess_format(NULL, filename, NULL);
+ if (!oformat) {
+ ret = AVERROR(EINVAL);
+ av_log(s, AV_LOG_ERROR, "Unable to find a suitable output format for '%s'\n",
+ filename);
+ goto error;
+ }
+ }
}
+
+ s->oformat = oformat;
+ if (s->oformat->priv_data_size > 0) {
+ s->priv_data = av_mallocz(s->oformat->priv_data_size);
+ if (!s->priv_data)
+ goto nomem;
+ if (s->oformat->priv_class) {
+ *(const AVClass**)s->priv_data= s->oformat->priv_class;
+ av_opt_set_defaults(s->priv_data);
+ }
+ } else
+ s->priv_data = NULL;
+
+ if (filename)
+ av_strlcpy(s->filename, filename, sizeof(s->filename));
+ *avctx = s;
return 0;
+nomem:
+ av_log(s, AV_LOG_ERROR, "Out of memory\n");
+ ret = AVERROR(ENOMEM);
+error:
+ avformat_free_context(s);
+ return ret;
+}
+
+#if FF_API_ALLOC_OUTPUT_CONTEXT
+AVFormatContext *avformat_alloc_output_context(const char *format,
+ AVOutputFormat *oformat, const char *filename)
+{
+ AVFormatContext *avctx;
+ int ret = avformat_alloc_output_context2(&avctx, oformat, format, filename);
+ return ret < 0 ? NULL : avctx;
}
+#endif
static int validate_codec_tag(AVFormatContext *s, AVStream *st)
{
int delay = FFMAX(st->codec->has_b_frames, !!st->codec->max_b_frames);
int num, den, frame_size, i;
- av_dlog(s, "av_write_frame: pts:%"PRId64" dts:%"PRId64" cur_dts:%"PRId64" b:%d size:%d st:%d\n",
+ av_dlog(s, "compute_pkt_fields2: pts:%"PRId64" dts:%"PRId64" cur_dts:%"PRId64" b:%d size:%d st:%d\n",
pkt->pts, pkt->dts, st->cur_dts, delay, pkt->size, pkt->stream_index);
/* if(pkt->pts == AV_NOPTS_VALUE && pkt->dts == AV_NOPTS_VALUE)
- return -1;*/
+ return AVERROR(EINVAL);*/
/* duration field */
if (pkt->duration == 0) {
pkt->dts= st->pts_buffer[0];
}
- if(st->cur_dts && st->cur_dts != AV_NOPTS_VALUE && st->cur_dts >= pkt->dts){
+ if(st->cur_dts && st->cur_dts != AV_NOPTS_VALUE && ((!(s->oformat->flags & AVFMT_TS_NONSTRICT) && st->cur_dts >= pkt->dts) || st->cur_dts > pkt->dts)){
av_log(s, AV_LOG_ERROR,
"Application provided invalid, non monotonically increasing dts to muxer in stream %d: %"PRId64" >= %"PRId64"\n",
st->index, st->cur_dts, pkt->dts);
- return -1;
+ return AVERROR(EINVAL);
}
if(pkt->dts != AV_NOPTS_VALUE && pkt->pts != AV_NOPTS_VALUE && pkt->pts < pkt->dts){
av_log(s, AV_LOG_ERROR, "pts < dts in stream %d\n", st->index);
- return -1;
+ return AVERROR(EINVAL);
}
// av_log(s, AV_LOG_DEBUG, "av_write_frame: pts2:%"PRId64" dts2:%"PRId64"\n", pkt->pts, pkt->dts);
return ret;
ret= s->oformat->write_packet(s, pkt);
+ if(!ret)
+ ret= url_ferror(s->pb);
return ret;
}
{
AVStream *st = s->streams[ pkt ->stream_index];
AVStream *st2= s->streams[ next->stream_index];
- int64_t a= st2->time_base.num * (int64_t)st ->time_base.den;
- int64_t b= st ->time_base.num * (int64_t)st2->time_base.den;
- int64_t dts1 = av_rescale_rnd(pkt->dts, b, a, AV_ROUND_DOWN);
- if (dts1 == next->dts)
+ int comp = av_compare_ts(next->dts, st2->time_base, pkt->dts,
+ st->time_base);
+
+ if (comp == 0)
return pkt->stream_index < next->stream_index;
- return dts1 < next->dts;
+ return comp > 0;
}
int av_interleave_packet_per_dts(AVFormatContext *s, AVPacket *out, AVPacket *pkt, int flush){
if(ret<0)
return ret;
+ if(url_ferror(s->pb))
+ return url_ferror(s->pb);
}
}
if(ret<0)
goto fail;
+ if(url_ferror(s->pb))
+ goto fail;
}
if(s->oformat->write_trailer)
ret = s->oformat->write_trailer(s);
fail:
+ if(ret == 0)
+ ret=url_ferror(s->pb);
for(i=0;i<s->nb_streams;i++) {
av_freep(&s->streams[i]->priv_data);
av_freep(&s->streams[i]->index_entries);