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qsv: Skip the packet if decoding failure

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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;