Index: include/codec/SkScaledCodec.h |
diff --git a/include/codec/SkScaledCodec.h b/include/codec/SkScaledCodec.h |
deleted file mode 100644 |
index 1bcdf085b213f7eaab1cb9d9eca51a491138c58f..0000000000000000000000000000000000000000 |
--- a/include/codec/SkScaledCodec.h |
+++ /dev/null |
@@ -1,70 +0,0 @@ |
-/* |
- * Copyright 2015 Google Inc. |
- * |
- * Use of this source code is governed by a BSD-style license that can be |
- * found in the LICENSE file. |
- */ |
-#ifndef SkScaledCodec_DEFINED |
-#define SkScaledCodec_DEFINED |
- |
-#include "SkCodec.h" |
-#include "SkScanlineDecoder.h" |
- |
-class SkScanlineDecoder; |
-class SkStream; |
- |
-/** |
- * This class implements scaling, by sampling scanlines in the y direction. |
- * x-wise sampling is implemented in the swizzler, when getScanlines() is called. |
- */ |
-class SkScaledCodec : public SkCodec { |
-public: |
- static SkCodec* NewFromStream(SkStream*); |
- static SkCodec* NewFromData(SkData*); |
- |
- virtual ~SkScaledCodec(); |
- |
- /** |
- * returns whether a destination's dimensions are supported for down sampling |
- */ |
- static bool DimensionsSupportedForSampling(const SkImageInfo& srcInfo, |
- const SkImageInfo& dstInfo) { |
- // heights must be equal as no native y sampling is supported |
- if (dstInfo.height() != srcInfo.height()) { |
- return false; |
- } |
- // only support down sampling, dstWidth cannot be larger that srcWidth |
- if(dstInfo.width() > srcInfo.width()) { |
- return false; |
- } |
- return true; |
- } |
- |
- static void ComputeSampleSize(const SkImageInfo& dstInfo, const SkImageInfo& srcInfo, |
- int* sampleSizeX, int* sampleSizeY); |
- |
-protected: |
- /** |
- * Recommend a set of destination dimensions given a requested scale |
- */ |
- SkISize onGetScaledDimensions(float desiredScale) const override; |
- |
- Result onGetPixels(const SkImageInfo&, void*, size_t, const Options&, SkPMColor*, int*) |
- override; |
- SkEncodedFormat onGetEncodedFormat() const override { |
- return fScanlineDecoder->getEncodedFormat(); |
- } |
- |
- bool onReallyHasAlpha() const override { |
- return fScanlineDecoder->reallyHasAlpha(); |
- } |
- |
-private: |
- |
- SkAutoTDelete<SkScanlineDecoder> fScanlineDecoder; |
- |
- explicit SkScaledCodec(SkScanlineDecoder*); |
- |
- typedef SkCodec INHERITED; |
-}; |
-#endif // SkScaledCodec_DEFINED |