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| author |  Brian Salomon <bsalomon@google.com> | 2018-03-19 12:29:39 -0400 |
|---|---|---|
| committer |  Skia Commit-Bot <skia-commit-bot@chromium.org> | 2018-03-19 17:19:45 +0000 |
| commit | c9a642edf2d1c7f5380fe829adbb1a692f9969a6 (patch) | |
| tree | 8d5ee55a8ae11c14a5e14867baf52efa38851a2a /src/core/SkConvertPixels.cpp | |
| parent | 8430eace0bbf7258b25e42f289b6a63f38b075e7 (diff) | |
New read pixels implementation that is simpler but does all conversions on CPU.
Change-Id: Ia548cd24a8544b35a233311706faf48de353b7cf
Reviewed-on: https://skia-review.googlesource.com/109902
Commit-Queue: Brian Salomon <bsalomon@google.com>
Reviewed-by: Robert Phillips <robertphillips@google.com>
Diffstat (limited to 'src/core/SkConvertPixels.cpp')
| -rw-r--r-- | src/core/SkConvertPixels.cpp | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/src/core/SkConvertPixels.cpp b/src/core/SkConvertPixels.cpp index 725730a1e4..262abb7038 100644 --- a/src/core/SkConvertPixels.cpp +++ b/src/core/SkConvertPixels.cpp @@ -184,6 +184,30 @@ static void convert_to_alpha8(uint8_t* dst, size_t dstRB, const SkImageInfo& src } break; } + case kRGBA_1010102_SkColorType: { + auto src32 = (const uint32_t*) src; + for (int y = 0; y < srcInfo.height(); y++) { + for (int x = 0; x < srcInfo.width(); x++) { + switch (src32[x] >> 30) { + case 0: + dst[x] = 0; + break; + case 1: + dst[x] = 0x55; + break; + case 2: + dst[x] = 0xAA; + break; + case 3: + dst[x] = 0xFF; + break; + } + } + dst = SkTAddOffset<uint8_t>(dst, dstRB); + src32 = SkTAddOffset<const uint32_t>(src32, srcRB); + } + break; + } case kARGB_4444_SkColorType: { auto src16 = (const uint16_t*) src; for (int y = 0; y < srcInfo.height(); y++) { |