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| 1 /* |
| 2 * Copyright 2015 Google Inc. |
| 3 * |
| 4 * Use of this source code is governed by a BSD-style license that can be |
| 5 * found in the LICENSE file. |
| 6 */ |
| 7 |
| 8 #ifndef SkRawCodec_DEFINED |
| 9 #define SkRawCodec_DEFINED |
| 10 |
| 11 #include "SkCodec.h" |
| 12 #include "SkImageInfo.h" |
| 13 #include "SkTypes.h" |
| 14 |
| 15 class SkStream; |
| 16 class SkRawStream; |
| 17 |
| 18 /* |
| 19 * |
| 20 * This class implements the decoding for RAW images |
| 21 * |
| 22 */ |
| 23 class SkRawCodec : public SkCodec { |
| 24 public: |
| 25 |
| 26 /* |
| 27 * Creates a RAW decoder |
| 28 * Takes ownership of the stream |
| 29 */ |
| 30 static SkCodec* NewFromStream(SkStream*); |
| 31 |
| 32 ~SkRawCodec() override; |
| 33 |
| 34 protected: |
| 35 |
| 36 /* |
| 37 * Initiates the RAW decode |
| 38 */ |
| 39 Result onGetPixels(const SkImageInfo& dstInfo, void* dst, size_t dstRowBytes
, const Options&, |
| 40 SkPMColor*, int*, int*) override; |
| 41 |
| 42 SkEncodedFormat onGetEncodedFormat() const override { |
| 43 return kRAW_SkEncodedFormat; |
| 44 } |
| 45 |
| 46 private: |
| 47 |
| 48 /* |
| 49 * Creates an instance of the decoder |
| 50 * Called only by NewFromStream |
| 51 */ |
| 52 SkRawCodec(const SkImageInfo& srcInfo, SkRawStream* stream); |
| 53 |
| 54 SkRawStream* fRawStream; |
| 55 |
| 56 typedef SkCodec INHERITED; |
| 57 }; |
| 58 |
| 59 #endif |
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