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added YUV->RGB conversion.
author
kramm
<kramm>
Wed, 28 Nov 2001 22:40:25 +0000
(22:40 +0000)
committer
kramm
<kramm>
Wed, 28 Nov 2001 22:40:25 +0000
(22:40 +0000)
lib/modules/swfbits.c
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diff --git
a/lib/modules/swfbits.c
b/lib/modules/swfbits.c
index
0fb7c22
..
7488667
100644
(file)
--- a/
lib/modules/swfbits.c
+++ b/
lib/modules/swfbits.c
@@
-157,9
+157,18
@@
int swf_SetJPEGBits(TAG * t,char * fname,int quality)
}
else if(cinfo.out_color_space == JCS_YCbCr)
{
}
else if(cinfo.out_color_space == JCS_YCbCr)
{
- //FIXME
- fprintf(stderr, "Error: Can't convert YCbCr(YUV) to RGB.\n");
- return -1;
+ for (y=0;y<cinfo.output_height;y++) {
+ int x;
+ for(x=0;x<cinfo.output_width;x++) {
+ int y = js[x*3+0];
+ int u = js[x*3+1];
+ int v = js[x*3+1];
+ // untested:
+ js[x*3+0] = y + ((360*(v-128))>>8);
+ js[x*3+1] = y - ((88*(u-128)-183*(v-128))>>8);
+ js[x*3+2] = y + ((455 * (u-128))>>8);
+ }
+ }
}
else if(cinfo.out_color_space == JCS_CMYK)
{
}
else if(cinfo.out_color_space == JCS_CMYK)
{