[FFmpeg-cvslog] swscale/yuv2rgb: Fix width % 4 != 0 with bgr4/rgb4

Michael Niedermayer git at videolan.org
Wed Dec 24 00:42:22 CET 2014


ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Wed Dec 24 00:32:53 2014 +0100| [3848512d48206b632af9b3f0a57484e813824220] | committer: Michael Niedermayer

swscale/yuv2rgb: Fix width % 4 != 0 with bgr4/rgb4

Signed-off-by: Michael Niedermayer <michaelni at gmx.at>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=3848512d48206b632af9b3f0a57484e813824220
---

 libswscale/yuv2rgb.c |   22 +++++++++++++++++++++-
 1 file changed, 21 insertions(+), 1 deletion(-)

diff --git a/libswscale/yuv2rgb.c b/libswscale/yuv2rgb.c
index bef43dc..41b603e 100644
--- a/libswscale/yuv2rgb.c
+++ b/libswscale/yuv2rgb.c
@@ -557,7 +557,27 @@ YUV2RGBFUNC(yuv2rgb_c_4_ordered_dither, uint8_t, 0)
     LOADCHROMA(3);
     PUTRGB4D(dst_2, py_2, 3, 6 + 8);
     PUTRGB4D(dst_1, py_1, 3, 6);
-CLOSEYUV2RGBFUNC(4)
+
+ENDYUV2RGBLINE(4, 0)
+    const uint8_t * d64 = ff_dither_8x8_73[y & 7];
+    const uint8_t *d128 = ff_dither_8x8_220[y & 7];
+    int acc;
+    LOADCHROMA(0);
+    PUTRGB4D(dst_1, py_1, 0, 0);
+    PUTRGB4D(dst_2, py_2, 0, 0 + 8);
+
+    LOADCHROMA(1);
+    PUTRGB4D(dst_2, py_2, 1, 2 + 8);
+    PUTRGB4D(dst_1, py_1, 1, 2);
+
+ENDYUV2RGBLINE(4, 1)
+    const uint8_t * d64 = ff_dither_8x8_73[y & 7];
+    const uint8_t *d128 = ff_dither_8x8_220[y & 7];
+    int acc;
+    LOADCHROMA(0);
+    PUTRGB4D(dst_1, py_1, 0, 0);
+    PUTRGB4D(dst_2, py_2, 0, 0 + 8);
+ENDYUV2RGBFUNC()
 
 YUV2RGBFUNC(yuv2rgb_c_4b_ordered_dither, uint8_t, 0)
     const uint8_t *d64  = ff_dither_8x8_73[y & 7];



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