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Fix BC1 SW decompression on platforms with RGBA PM color order

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Bug: skia:9680
Change-Id: Ibe802ea574d749ebd601118d0e6da32b2a18fab2
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/268619
Reviewed-by: Brian Osman <brianosman@google.com>
Commit-Queue: Robert Phillips <robertphillips@google.com>
This commit is contained in:
Robert Phillips 2020-02-04 09:47:39 -05:00 committed by Skia Commit-Bot
parent 2aee7d24da
commit a2406f9218
1 changed files with 1 additions and 1 deletions
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2
src/core/SkCompressedDataUtils.cpp
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@ -190,7 +190,7 @@ static bool decompress_bc1(SkISize dimensions, const uint8_t* srcData,
colors[0] = from565(curBlock->fColor0);
colors[1] = from565(curBlock->fColor1);
if (colors[0] <= colors[1]) { // signal for a transparent block
if (curBlock->fColor0 <= curBlock->fColor1) { // signal for a transparent block
colors[2] = SkPackARGB32(
0xFF,
(SkGetPackedR32(colors[0]) + SkGetPackedR32(colors[1])) >> 1,