In libx264 wrapper, do not set pic quality if no frame is output, avoids

uninitialized reads.

In libx264 wrapper, do not set pic quality if no frame is output, avoids
uninitialized reads.
46f83e5b · Baptiste Coudurier · d3190644 · 46f83e5b
Commit 46f83e5b authored Jan 30, 2011 by Baptiste Coudurier
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libx264.c libavcodec/libx264.c +2 -1

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--- a/libavcodec/libx264.c
+++ b/libavcodec/libx264.c
@@ -144,7 +144,8 @@ static int X264_frame(AVCodecContext *ctx, uint8_t *buf,
    }

    x4->out_pic.key_frame = pic_out.b_keyframe;
-    x4->out_pic.quality   = (pic_out.i_qpplus1 - 1) * FF_QP2LAMBDA;
+    if (bufsize)
+        x4->out_pic.quality = (pic_out.i_qpplus1 - 1) * FF_QP2LAMBDA;

    return bufsize;
 }