fixed: RGBtoYUV switched red and blue
git-svn-id: https://svn.code.sf.net/p/vbam/code/trunk@251 a31d4220-a93d-0410-bf67-fe4944624d44
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@ -239,18 +239,18 @@ inline unsigned int RGBtoYUV_32( unsigned int c )
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// Division through 3 slows down the emulation about 10% !!!
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// Division through 3 slows down the emulation about 10% !!!
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register unsigned char r, g, b;
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register unsigned char r, g, b;
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r = ( c & 0x000000FF );
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b = c & 0x0000FF;
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g = ( c & 0x0000FF00 ) >> 8;
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g = ( c & 0x00FF00 ) >> 8;
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b = ( c & 0x00FF0000 ) >> 16;
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r = c & >> 16;
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return ( (r + g + b) << 14 ) +
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return ( (r + g + b) << 14 ) +
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( ( r - b + 512 ) << 4 ) +
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( ( r - b + 512 ) << 4 ) +
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( ( 2*g - r - b ) >> 3 ) + 128;
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( ( 2*g - r - b ) >> 3 ) + 128;
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// unoptimized:
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// unoptimized:
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//unsigned char r, g, b, Y, u, v;
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//unsigned char r, g, b, Y, u, v;
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//r = (c & 0x000000FF);
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//b = (c & 0x000000FF);
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//g = (c & 0x0000FF00) >> 8;
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//g = (c & 0x0000FF00) >> 8;
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//b = (c & 0x00FF0000) >> 16;
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//r = (c & 0x00FF0000) >> 16;
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//Y = (r + g + b) >> 2;
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//Y = (r + g + b) >> 2;
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//u = 128 + ((r - b) >> 2);
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//u = 128 + ((r - b) >> 2);
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//v = 128 + ((-r + 2*g -b)>>3);
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//v = 128 + ((-r + 2*g -b)>>3);
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