Attachment 298854 Details for Bug 438605 – PATCH: stop pwlib from causing crash when rescaling bayer v4l data to yuv420

[patch] PATCH: stop pwlib from causing crash when rescaling bayer v4l data to yuv420

pwlib-1.10.10-rescale-bayer.patch (text/plain), 1.36 KB, created by Hans de Goede on 2008-03-22 18:53:39 UTC

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Creator: Hans de Goede

Created: 2008-03-22 18:53:39 UTC

Size: 1.36 KB

patch

obsolete

>diff -up pwlib-1.10.10/src/ptlib/common/vconvert.cxx.rescale pwlib-1.10.10/src/ptlib/common/vconvert.cxx
>--- pwlib-1.10.10/src/ptlib/common/vconvert.cxx.rescale	2007-06-18 21:23:27.000000000 +0200
>+++ pwlib-1.10.10/src/ptlib/common/vconvert.cxx	2008-03-22 19:22:15.000000000 +0100
>@@ -1384,7 +1384,8 @@ BOOL PStandardColourConverter::SBGGR8toY
> #define USE_SBGGR8_NATIVE 1 // set to 0 to use the double conversion algorithm (Bayer->RGB->YUV420P)
>   
> #if USE_SBGGR8_NATIVE
>-
>+if ((srcFrameWidth == dstFrameWidth) && (srcFrameHeight == dstFrameHeight))
>+{
>   // kernels for Y conversion, normalised by 2^16
>   const int kR[]={1802,9667,1802,9667,19661,9667,1802,9667,1802}; 
>   const int kG1[]={7733,9830,7733,3604,7733,3604,7733,9830,7733};
>@@ -1467,17 +1468,17 @@ BOOL PStandardColourConverter::SBGGR8toY
>     *bytesReturned = srcFrameHeight*srcFrameWidth+2*hSize*vSize;
> 
>   return true;
>-
>-#else //USE_SBGGR8_NATIVE
>-
>+}
>+else
>+#endif //USE_SBGGR8_NATIVE
>+{
>   // shortest but less efficient (one malloc per conversion!)
>   BYTE * tempDest=(BYTE*)malloc(3*srcFrameWidth*srcFrameHeight);
>   SBGGR8toRGB(src, tempDest, NULL);
>-  BOOL r = RGBtoYUV420P(tempDest, dst, bytesReturned, 3, 2, 0);
>+  BOOL r = RGBtoYUV420P(tempDest, dst, bytesReturned, 3, 0, 2);
>   free(tempDest);
>   return r;
>-
>-#endif //USE_SBGGR8_NATIVE
>+}
> }
> 
> BOOL PStandardColourConverter::SBGGR8toRGB(const BYTE * src,

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Attachments on bug 438605: 298854