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segment: Properly create new AVStreams for the chained muxer

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Before, the chained muxer reused the AVStreams array from
the outer muxer, which made it impossible to use the proper
public functions (such as av_write_frame) when calling the
chained muxer.

Signed-off-by: Martin Storsjö <martin@martin.st>
This commit is contained in:
Martin Storsjö 2012-02-26 01:39:32 +02:00
parent aa9f128b7c
commit 0edae4e628
1 changed files with 11 additions and 10 deletions
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21
libavformat/segment.c
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@ -147,8 +147,15 @@ static int seg_write_header(AVFormatContext *s)
oc->interrupt_callback = s->interrupt_callback;
seg->avf = oc;
oc->streams = s->streams;
oc->nb_streams = s->nb_streams;
for (i = 0; i < s->nb_streams; i++) {
AVStream *st;
if (!(st = avformat_new_stream(oc, NULL))) {
ret = AVERROR(ENOMEM);
goto fail;
}
avcodec_copy_context(st->codec, s->streams[i]->codec);
st->sample_aspect_ratio = s->streams[i]->sample_aspect_ratio;
}
if (av_get_frame_filename(oc->filename, sizeof(oc->filename),
s->filename, seg->number++) < 0) {
@ -172,8 +179,6 @@ static int seg_write_header(AVFormatContext *s)
fail:
if (ret) {
oc->streams = NULL;
oc->nb_streams = 0;
if (seg->list)
avio_close(seg->pb);
avformat_free_context(oc);
@ -185,7 +190,7 @@ static int seg_write_packet(AVFormatContext *s, AVPacket *pkt)
{
SegmentContext *seg = s->priv_data;
AVFormatContext *oc = seg->avf;
AVStream *st = oc->streams[pkt->stream_index];
AVStream *st = s->streams[pkt->stream_index];
int64_t end_pts = seg->recording_time * seg->number;
int ret;
@ -217,12 +222,10 @@ static int seg_write_packet(AVFormatContext *s, AVPacket *pkt)
}
}
ret = oc->oformat->write_packet(oc, pkt);
ret = ff_write_chained(oc, pkt->stream_index, pkt, s);
fail:
if (ret < 0) {
oc->streams = NULL;
oc->nb_streams = 0;
if (seg->list)
avio_close(seg->pb);
avformat_free_context(oc);
@ -238,8 +241,6 @@ static int seg_write_trailer(struct AVFormatContext *s)
int ret = segment_end(oc);
if (seg->list)
avio_close(seg->pb);
oc->streams = NULL;
oc->nb_streams = 0;
avformat_free_context(oc);
return ret;
}