src/codec/SkCodecPriv.h - Issue 1390213002: Add subsetting to SkScanlineDecoder

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Unified Diff: src/codec/SkCodecPriv.h

Issue 1390213002: Add subsetting to SkScanlineDecoder (Closed) Base URL: https://skia.googlesource.com/skia.git@fill-refactor

Patch Set: Created 5 years, 2 months ago

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Index: src/codec/SkCodecPriv.h

diff --git a/src/codec/SkCodecPriv.h b/src/codec/SkCodecPriv.h

index 1bad7b3028af46ac2289289980c42f3a601d84f8..73767aa26cbe925755e965c222527e277739bf1e 100644

--- a/src/codec/SkCodecPriv.h

+++ b/src/codec/SkCodecPriv.h

@@ -31,6 +31,8 @@

#define COMPUTE_RESULT_ALPHA \

SkSwizzler::GetResult(zeroAlpha, maxAlpha);

+inline float get_scale_from_sample_size(uint32_t sampleSize) { return 1.0f / (float) sampleSize; }

* returns a scaled dimension based on the original dimension and the sampleSize

* NOTE: we round down here for scaled dimension to match the behavior of SkImageDecoder