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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 SkCodecImageGenerator_DEFINED
- #define SkCodecImageGenerator_DEFINED
- #include "include/codec/SkCodec.h"
- #include "include/core/SkData.h"
- #include "include/core/SkImageGenerator.h"
- class SkCodecImageGenerator : public SkImageGenerator {
- public:
- /*
- * If this data represents an encoded image that we know how to decode,
- * return an SkCodecImageGenerator. Otherwise return nullptr.
- */
- static std::unique_ptr<SkImageGenerator> MakeFromEncodedCodec(sk_sp<SkData>);
- static std::unique_ptr<SkImageGenerator> MakeFromCodec(std::unique_ptr<SkCodec>);
- protected:
- sk_sp<SkData> onRefEncodedData() override;
- bool onGetPixels(
- const SkImageInfo& info, void* pixels, size_t rowBytes, const Options& opts) override;
- bool onQueryYUVA8(
- SkYUVASizeInfo*, SkYUVAIndex[SkYUVAIndex::kIndexCount], SkYUVColorSpace*) const override;
- bool onGetYUVA8Planes(const SkYUVASizeInfo&, const SkYUVAIndex[SkYUVAIndex::kIndexCount],
- void* planes[]) override;
- private:
- /*
- * Takes ownership of codec
- */
- SkCodecImageGenerator(std::unique_ptr<SkCodec>, sk_sp<SkData>);
- std::unique_ptr<SkCodec> fCodec;
- sk_sp<SkData> fData;
- typedef SkImageGenerator INHERITED;
- };
- #endif // SkCodecImageGenerator_DEFINED
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