28 #ifndef uchar
29 typedef unsigned char uchar;  typedef
40 extern int writePPM( const char *filename, uchar *buf, int xsize, int ysize );
73 static void read_imagef( int x, int y, int w, int h, int nChannels, uchar *src, float *srcRgb )  in read_imagef()
90 static void write_imagef( uchar *dst, int x, int y, int w, int h, int nChannels, float *dstRgb )  in write_imagef()
98         dst[indx+i] = (uchar)dstRgb[i];  in write_imagef()
103 …, int m, int xsize, int ysize, int nChannels, const float *filter_weights, uchar *src, uchar *dst )  in basicFilterPixel()
129 static uchar *createImage( int elements, MTdata d)  in createImage()
132     uchar    *ptr = (uchar *)malloc( elements * sizeof( cl_uchar ) );  in createImage()
137         ptr[i] = (uchar)genrand_int32(d);  in createImage()
145 static int verifyImages( uchar *ptr0, uchar *ptr1, uchar tolerance, int xsize, int ysize, int nChan…  in verifyImages()
148     uchar    *p0 = ptr0;  in verifyImages()
149     uchar    *p1 = ptr1;  in verifyImages()
154                 if( (uchar)abs( (int)( *p0++ - *p1++ ) ) > tolerance ){  in verifyImages()
169                          uchar *inptr, uchar *outptr )  in kernelFilter()
350 static int basicFilter( int w, int h, int nChannels, uchar *inptr, uchar *outptr )  in basicFilter()
369     uchar    *inptr;  in test_execute()
370     uchar    *outptr[2];  in test_execute()
389     outptr[0] = (uchar *)malloc( nElements * sizeof( cl_uchar ) );  in test_execute()
396     outptr[1] = (uchar *)malloc( nElements * sizeof( cl_uchar ) );  in test_execute()
410         err = verifyImages( outptr[0], outptr[1], (uchar)0x1, w, h, nChannels );  in test_execute()