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avcodec/libx264: return immediately if encode_nals return 0

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x264_encoder_encode can return 0 with nnal 0. As a result, encode_nals will
return 0. In this condition, it's better to return 0 immediately to avoid
the following unneeded pict_type and flags setting.

Signed-off-by: Limin Wang <lance.lmwang@gmail.com>
This commit is contained in:
Limin Wang 2020-04-18 12:52:48 +08:00
parent d8e98d9348
commit f5e33514e7
1 changed files with 3 additions and 0 deletions
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libavcodec/libx264.c
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@ -447,6 +447,9 @@ static int X264_frame(AVCodecContext *ctx, AVPacket *pkt, const AVFrame *frame,
return ret;
} while (!ret && !frame && x264_encoder_delayed_frames(x4->enc));
if (!ret)
return 0;
pkt->pts = pic_out.i_pts;
pkt->dts = pic_out.i_dts;