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avi: Spin out the logic to position to the next non-interleaved stream

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Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
This commit is contained in:
Luca Barbato 2015-11-28 21:06:11 +01:00
parent cb49bb10ca
commit 5f3a081b42
1 changed files with 72 additions and 62 deletions
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36
libavformat/avidec.c
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@ -1094,21 +1094,9 @@ start_sync:
return AVERROR_EOF;
}
static int avi_read_packet(AVFormatContext *s, AVPacket *pkt)
static int ni_prepare_read(AVFormatContext *s)
{
AVIContext *avi = s->priv_data;
AVIOContext *pb = s->pb;
int err;
if (CONFIG_DV_DEMUXER && avi->dv_demux) {
int size = avpriv_dv_get_packet(avi->dv_demux, pkt);
if (size >= 0)
return size;
else
goto resync;
}
if (avi->non_interleaved) {
int best_stream_index = 0;
AVStream *best_st = NULL;
AVIStream *best_ast;
@ -1171,6 +1159,28 @@ static int avi_read_packet(AVFormatContext *s, AVPacket *pkt)
best_ast->packet_size =
best_ast->remaining = best_st->index_entries[i].size;
}
return 0;
}
static int avi_read_packet(AVFormatContext *s, AVPacket *pkt)
{
AVIContext *avi = s->priv_data;
AVIOContext *pb = s->pb;
int err;
if (CONFIG_DV_DEMUXER && avi->dv_demux) {
int size = avpriv_dv_get_packet(avi->dv_demux, pkt);
if (size >= 0)
return size;
else
goto resync;
}
if (avi->non_interleaved) {
err = ni_prepare_read(s);
if (err < 0)
return err;
}
resync: