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rle 15,16bpp support (palette conversion) 

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@1950 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
arpi 2001-09-24 21:07:12 +00:00
parent 9d4682c790
commit e52171e1df
1 changed files with 18 additions and 0 deletions
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18
dec_video.c
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@ -357,6 +357,24 @@ switch(sh_video->codec->driver){
case VFM_RLE: {
int bpp=((out_fmt&255)+7)/8; // RGB only
sh_video->our_out_buffer = memalign(64,sh_video->disp_w*sh_video->disp_h*bpp); // FIXME!!!
if(bpp==2){ // 15 or 16 bpp ==> palette conversion!
unsigned int* pal=(unsigned int*)(((char*)sh_video->bih)+40);
//int cols=(sh_video->bih->biSize-40)/4;
int cols=1<<(sh_video->bih->biBitCount);
int i;
if(cols>256) cols=256;
printf("RLE: converting palette for %d colors.\n",cols);
for(i=0;i<cols;i++){
unsigned int c=pal[i];
unsigned int b=c&255;
unsigned int g=(c>>8)&255;
unsigned int r=(c>>16)&255;
if((out_fmt&255)==15)
pal[i]=((r>>3)<<10)|((g>>3)<<5)|((b>>3));
else
pal[i]=((r>>3)<<11)|((g>>2)<<5)|((b>>3));
}
}
break;
}
}