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/*
* 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 SkBitmapRegionCodec_DEFINED
#define SkBitmapRegionCodec_DEFINED
#include "SkBitmap.h"
#include "SkBitmapRegionDecoder.h"
#include "SkAndroidCodec.h"
/*
* This class implements SkBitmapRegionDecoder using an SkAndroidCodec.
*/
class SkBitmapRegionCodec : public SkBitmapRegionDecoder {
public:
/*
* Takes ownership of pointer to codec
*/
SkBitmapRegionCodec(SkAndroidCodec* codec);
bool decodeRegion(SkBitmap* bitmap, SkBRDAllocator* allocator,
const SkIRect& desiredSubset, int sampleSize,
SkColorType colorType, bool requireUnpremul,
sk_sp<SkColorSpace> prefColorSpace) override;
bool conversionSupported(SkColorType colorType) override;
SkEncodedImageFormat getEncodedFormat() override { return fCodec->getEncodedFormat(); }
SkColorType computeOutputColorType(SkColorType requestedColorType) override {
return fCodec->computeOutputColorType(requestedColorType);
}
sk_sp<SkColorSpace> computeOutputColorSpace(SkColorType outputColorType,
sk_sp<SkColorSpace> prefColorSpace = nullptr) override {
return fCodec->computeOutputColorSpace(outputColorType, prefColorSpace);
}
private:
std::unique_ptr<SkAndroidCodec> fCodec;
typedef SkBitmapRegionDecoder INHERITED;
};
#endif // SkBitmapRegionCodec_DEFINED
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