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proper deemph handling for win32 aviout. used 57ec344b1f from 7 years ago as a reference (when the png writing was fixed). fixes #429

This commit is contained in:
zeromus 2022-08-23 22:58:00 -04:00
parent d5a073741a
commit 1798fca76a
1 changed files with 7 additions and 4 deletions
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11
src/drivers/win/aviout.cpp
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@ -291,6 +291,8 @@ static void do_video_conversion(const unsigned char* buffer)
{
// memset(avi_file->convert_buffer, 0, VIDEO_WIDTH*(avi_file->end_scanline-avi_file->start_scanline)*3);
const unsigned char* mybuffer = buffer;
buffer += avi_file->start_scanline * VIDEO_WIDTH;
for(int y=avi_file->start_scanline; y<avi_file->end_scanline; ++y)
@ -300,10 +302,11 @@ static void do_video_conversion(const unsigned char* buffer)
for(int x=0; x<VIDEO_WIDTH; ++x)
{
uint8 *cp = (uint8*)(color_palette + *buffer++)+2;
*pix++ = *cp--;
*pix++ = *cp--;
*pix++ = *cp;
u32 color = ModernDeemphColorMap(buffer,mybuffer,1);
*pix++=(color>>0x00)&0xFF;
*pix++=(color>>0x08)&0xFF;
*pix++=(color>>0x10)&0xFF;
buffer++;
}
buffer = prevbuf + VIDEO_WIDTH;