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Merge pull request #576 from greg-kennedy/patch-1 

UNIX: fix incorrect YUY2 conversion (GFX_MULTI_FORMAT fallout)
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bearoso 2019-09-16 12:00:45 -05:00 committed by GitHub
parent ae84135f10 2722dd5991
commit 532a13c7ce
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1 changed files with 3 additions and 6 deletions
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9
unix/x11.cpp
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@ -1291,12 +1291,9 @@ void S9xPutImage (int width, int height)
for (int x = 0; x < SNES_WIDTH * 2; x += 2)
{
// Read two RGB pxls
// TODO: there is an assumption of endianness here...
// ALSO todo: The 0x7FFF works around some issue with S9xPutChar, where
// despite asking for RGB555 in InitImage, it insists on drawing with RGB565 instead.
// This may discolor messages but at least it doesn't overflow yuv-tables and crash.
unsigned short rgb1 = (*s & 0x7FFF); s++;
unsigned short rgb2 = (*s & 0x7FFF); s++;
// Now that we are RGB565 throughout, need to drop the Green LSB
unsigned short rgb1 = (*s & 0xFFC0) >> 1 | (*s & 0x001F); s++;
unsigned short rgb2 = (*s & 0xFFC0) >> 1 | (*s & 0x001F); s++;
// put two YUYV pxls
// lum1