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f240760
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fixed a bug in swf_ExtractImage() for 8-bit palette lossless images
author
kramm
<kramm>
Sun, 27 Mar 2005 21:00:18 +0000
(21:00 +0000)
committer
kramm
<kramm>
Sun, 27 Mar 2005 21:00:18 +0000
(21:00 +0000)
lib/modules/swfbits.c
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diff --git
a/lib/modules/swfbits.c
b/lib/modules/swfbits.c
index
f238503
..
bc1e0f8
100644
(file)
--- a/
lib/modules/swfbits.c
+++ b/
lib/modules/swfbits.c
@@
-801,6
+801,8
@@
RGBA *swf_DefineLosslessBitsTagToImage(TAG * tag, int *dwidth, int *dheight)
palette[t].b = data[pos++];
if (alpha) {
palette[t].a = data[pos++];
palette[t].b = data[pos++];
if (alpha) {
palette[t].a = data[pos++];
+ } else {
+ palette[t].a = 255;
}
}
}
}
}
}
@@
-820,7
+822,11
@@
RGBA *swf_DefineLosslessBitsTagToImage(TAG * tag, int *dwidth, int *dheight)
}
} else {
for (x = 0; x < width; x++) {
}
} else {
for (x = 0; x < width; x++) {
- /* TODO: un-premultiply alpha? */
+ /* TODO: premultiply alpha?
+ dest[pos2].r = (data[pos + 1]*255)/data[pos+0];
+ dest[pos2].g = (data[pos + 2]*255)/data[pos+0];
+ dest[pos2].b = (data[pos + 3]*255)/data[pos+0];
+ */
dest[pos2].r = data[pos + 1];
dest[pos2].g = data[pos + 2];
dest[pos2].b = data[pos + 3];
dest[pos2].r = data[pos + 1];
dest[pos2].g = data[pos + 2];
dest[pos2].b = data[pos + 3];