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avcodec/avcodec: Avoid av_frame_unref(NULL)

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It works, but it is not documented to work.

Reviewed-by: Anton Khirnov <anton@khirnov.net>
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
This commit is contained in:
Andreas Rheinhardt 2022-04-13 15:40:05 +02:00
parent 3a920372a1
commit 3649051dc4
1 changed files with 2 additions and 1 deletions
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3
libavcodec/avcodec.c
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@ -420,6 +420,8 @@ void avcodec_flush_buffers(AVCodecContext *avctx)
"that doesn't support it\n");
return;
}
if (avci->in_frame)
av_frame_unref(avci->in_frame);
}
avci->draining = 0;
@ -432,7 +434,6 @@ void avcodec_flush_buffers(AVCodecContext *avctx)
while (av_fifo_read(avci->pkt_props, avci->last_pkt_props, 1) >= 0)
av_packet_unref(avci->last_pkt_props);
av_frame_unref(avci->in_frame);
av_packet_unref(avci->in_pkt);
if (HAVE_THREADS && avctx->active_thread_type & FF_THREAD_FRAME)