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avformat/utils: force native h264 decoder for probing 

Reviewed-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Timo Rothenpieler 2016-09-21 19:00:46 +02:00
parent c54eef46f9
commit 6d9a46e884
1 changed files with 15 additions and 3 deletions
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18
libavformat/utils.c
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@ -186,6 +186,18 @@ FF_ENABLE_DEPRECATION_WARNINGS
return avcodec_find_decoder(codec_id);
}
static const AVCodec *find_probe_decoder(AVFormatContext *s, const AVStream *st, enum AVCodecID codec_id)
{
#if CONFIG_H264_DECODER
/* Other parts of the code assume this decoder to be used for h264,
* so force it if possible. */
if (codec_id == AV_CODEC_ID_H264)
return avcodec_find_decoder_by_name("h264");
#endif
return find_decoder(s, st, codec_id);
}
int av_format_get_probe_score(const AVFormatContext *s)
{
return s->probe_score;
@ -2882,7 +2894,7 @@ static int try_decode_frame(AVFormatContext *s, AVStream *st, AVPacket *avpkt,
(st->codecpar->codec_id != -st->info->found_decoder || !st->codecpar->codec_id)) {
AVDictionary *thread_opt = NULL;
codec = find_decoder(s, st, st->codecpar->codec_id);
codec = find_probe_decoder(s, st, st->codecpar->codec_id);
if (!codec) {
st->info->found_decoder = -st->codecpar->codec_id;
@ -3379,7 +3391,7 @@ FF_ENABLE_DEPRECATION_WARNINGS
if (st->request_probe <= 0)
st->internal->avctx_inited = 1;
codec = find_decoder(ic, st, st->codecpar->codec_id);
codec = find_probe_decoder(ic, st, st->codecpar->codec_id);
/* Force thread count to 1 since the H.264 decoder will not extract
* SPS and PPS to extradata during multi-threaded decoding. */
@ -3639,7 +3651,7 @@ FF_ENABLE_DEPRECATION_WARNINGS
st = ic->streams[stream_index];
avctx = st->internal->avctx;
if (!has_codec_parameters(st, NULL)) {
const AVCodec *codec = find_decoder(ic, st, st->codecpar->codec_id);
const AVCodec *codec = find_probe_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,