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qsv: Skip the packet if decoding failure 

MediaSDK may fail to decode some frame, just skip it.
Otherwise, it will keep decoding the failure packet repeatedly
without processing any packet afterwards.

Signed-off-by: Ruiling Song <ruiling.song@intel.com>
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
This commit is contained in:
Ruiling, Song 2018-01-24 10:14:51 +08:00 committed by Luca Barbato
parent a2a9e4eea0
commit 559370f2c4
1 changed files with 5 additions and 1 deletions
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6
libavcodec/qsvdec_h2645.c
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@ -153,8 +153,12 @@ static int qsv_decode_frame(AVCodecContext *avctx, void *data,
}
ret = ff_qsv_process_data(avctx, &s->qsv, frame, got_frame, &s->buffer_pkt);
if (ret < 0)
if (ret < 0){
/* Drop buffer_pkt when failed to decode the packet. Otherwise,
the decoder will keep decoding the failure packet. */
av_packet_unref(&s->buffer_pkt);
return ret;
}
s->buffer_pkt.size -= ret;
s->buffer_pkt.data += ret;