[FFmpeg-cvslog] swscale/swscale_unscaled: Try to fix bayer_to_yv12_wrapper() with slices

[Michael Niedermayer]

ffmpeg | branch: master | Michael Niedermayer <michael at niedermayer.cc> | Sat Sep  3 12:24:36 2016 +0200| [b4d7c1f84b0229b481ce16302ff1a5fe879ec940] | committer: Michael Niedermayer

swscale/swscale_unscaled: Try to fix bayer_to_yv12_wrapper() with slices

Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=b4d7c1f84b0229b481ce16302ff1a5fe879ec940
---

 libswscale/swscale_unscaled.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/libswscale/swscale_unscaled.c b/libswscale/swscale_unscaled.c
index b5f8a39..716c386 100644
--- a/libswscale/swscale_unscaled.c
+++ b/libswscale/swscale_unscaled.c
@@ -1080,7 +1080,7 @@ static int rgbToPlanarRgbWrapper(SwsContext *c, const uint8_t *src[],
 static int bayer_to_rgb24_wrapper(SwsContext *c, const uint8_t* src[], int srcStride[], int srcSliceY,
                                   int srcSliceH, uint8_t* dst[], int dstStride[])
 {
-    uint8_t *dstPtr= dst[0];
+    uint8_t *dstPtr= dst[0] + srcSliceY * dstStride[0];
     const uint8_t *srcPtr= src[0];
     int i;
     void (*copy)       (const uint8_t *src, int src_stride, uint8_t *dst, int dst_stride, int width);
@@ -1130,9 +1130,9 @@ static int bayer_to_yv12_wrapper(SwsContext *c, const uint8_t* src[], int srcStr
                                  int srcSliceH, uint8_t* dst[], int dstStride[])
 {
     const uint8_t *srcPtr= src[0];
-    uint8_t *dstY= dst[0];
-    uint8_t *dstU= dst[1];
-    uint8_t *dstV= dst[2];
+    uint8_t *dstY= dst[0] + srcSliceY * dstStride[0];
+    uint8_t *dstU= dst[1] + srcSliceY * dstStride[1] / 2;
+    uint8_t *dstV= dst[2] + srcSliceY * dstStride[2] / 2;
     int i;
     void (*copy)       (const uint8_t *src, int src_stride, uint8_t *dstY, uint8_t *dstU, uint8_t *dstV, int luma_stride, int width, int32_t *rgb2yuv);
     void (*interpolate)(const uint8_t *src, int src_stride, uint8_t *dstY, uint8_t *dstU, uint8_t *dstV, int luma_stride, int width, int32_t *rgb2yuv);