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1 /* | 1 /* |
2 * Copyright 2015 Google Inc. | 2 * Copyright 2015 Google Inc. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
5 * found in the LICENSE file. | 5 * found in the LICENSE file. |
6 */ | 6 */ |
7 | 7 |
8 #include "SkBitmap.h" | 8 #include "SkBitmap.h" |
9 #include "SkBitmapRegionDecoderInterface.h" | 9 #include "SkBitmapRegionDecoderInterface.h" |
10 #include "SkAndroidCodec.h" | 10 #include "SkAndroidCodec.h" |
11 | 11 |
12 /* | 12 /* |
13 * This class implements SkBitmapRegionDecoder using an SkAndroidCodec. | 13 * This class implements SkBitmapRegionDecoder using an SkAndroidCodec. |
14 */ | 14 */ |
15 class SkBitmapRegionCodec : public SkBitmapRegionDecoderInterface { | 15 class SkBitmapRegionCodec : public SkBitmapRegionDecoderInterface { |
16 public: | 16 public: |
17 | 17 |
18 /* | 18 /* |
19 * Takes ownership of pointer to codec | 19 * Takes ownership of pointer to codec |
20 */ | 20 */ |
21 SkBitmapRegionCodec(SkAndroidCodec* codec); | 21 SkBitmapRegionCodec(SkAndroidCodec* codec); |
22 | 22 |
23 /* | 23 bool decodeRegion(SkBitmap* bitmap, SkBitmap::Allocator* allocator, |
24 * Three differences from the Android version: | 24 const SkIRect& desiredSubset, int sampleSize, |
25 * Returns a Skia bitmap instead of an Android bitmap. | 25 SkColorType colorType, bool requireUnpremul) override; |
26 * Android version attempts to reuse a recycled bitmap. | |
27 * Removed the options object and used parameters for color type and | |
28 * sample size. | |
29 */ | |
30 SkBitmap* decodeRegion(int start_x, int start_y, int width, int height, | |
31 int sampleSize, SkColorType prefColorType) override; | |
32 | 26 |
33 bool conversionSupported(SkColorType colorType) override; | 27 bool conversionSupported(SkColorType colorType) override; |
34 | 28 |
35 private: | 29 private: |
36 | 30 |
37 SkAutoTDelete<SkAndroidCodec> fCodec; | 31 SkAutoTDelete<SkAndroidCodec> fCodec; |
38 | 32 |
39 typedef SkBitmapRegionDecoderInterface INHERITED; | 33 typedef SkBitmapRegionDecoderInterface INHERITED; |
40 | 34 |
41 }; | 35 }; |
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