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avformat/utils: Open decoder even if there are no packets if parameters are missing

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Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2016-06-09 19:11:18 +02:00
parent 2a70e78a28
commit 218bb8b3f3
1 changed files with 11 additions and 2 deletions
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13
libavformat/utils.c
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@ -3602,14 +3602,23 @@ FF_ENABLE_DEPRECATION_WARNINGS
count++;
}
if (eof_reached && ic->internal->packet_buffer) {
if (eof_reached) {
int stream_index;
for (stream_index = 0; stream_index < ic->nb_streams; stream_index++) {
st = ic->streams[stream_index];
avctx = st->internal->avctx;
if (!has_codec_parameters(st, NULL)) {
AVCodec *codec = find_decoder(ic, st, st->codecpar->codec_id);
if (codec && !avctx->codec) {
if (avcodec_open2(avctx, codec, (options && stream_index < orig_nb_streams) ? &options[stream_index] : NULL) < 0)
av_log(ic, AV_LOG_WARNING,
"Failed to open codec in av_find_stream_info\n");
}
}
// EOF already reached while reading the stream above.
// So continue with reoordering DTS with whatever delay we have.
if (!has_decode_delay_been_guessed(st)) {
if (ic->internal->packet_buffer && !has_decode_delay_been_guessed(st)) {
update_dts_from_pts(ic, stream_index, ic->internal->packet_buffer);
}
}