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Fix vp3_draw_horiz_band to calculate chroma offsets correctly
[ffmpeg.git]
/
libavcodec
/
vp3.c
diff --git
a/libavcodec/vp3.c
b/libavcodec/vp3.c
index
6c76269
..
28e1eac
100644
(file)
--- a/
libavcodec/vp3.c
+++ b/
libavcodec/vp3.c
@@
-1329,7
+1329,7
@@
static void vp3_draw_horiz_band(Vp3DecodeContext *s, int y)
y = s->height - y - h;
}
- cy = y >>
1
;
+ cy = y >>
s->chroma_y_shift
;
offset[0] = s->current_frame.linesize[0]*y;
offset[1] = s->current_frame.linesize[1]*cy;
offset[2] = s->current_frame.linesize[2]*cy;