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1 /* | 1 /* |
2 * Copyright 2012 Google Inc. | 2 * Copyright 2012 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 #ifndef SkImagePriv_DEFINED | 8 #ifndef SkImagePriv_DEFINED |
9 #define SkImagePriv_DEFINED | 9 #define SkImagePriv_DEFINED |
10 | 10 |
11 #include "SkBitmap.h" | 11 #include "SkBitmap.h" |
12 #include "SkImage.h" | 12 #include "SkImage.h" |
13 | 13 |
14 class SkPicture; | 14 class SkPicture; |
15 | 15 |
16 extern SkBitmap::Config SkImageInfoToBitmapConfig(const SkImageInfo&); | 16 extern SkBitmap::Config SkImageInfoToBitmapConfig(const SkImageInfo&); |
17 extern SkBitmap::Config SkColorTypeToBitmapConfig(SkColorType); | 17 extern SkBitmap::Config SkColorTypeToBitmapConfig(SkColorType); |
18 extern bool SkBitmapConfigToColorType(SkBitmap::Config, SkColorType* ctOut); | 18 extern bool SkBitmapConfigToColorType(SkBitmap::Config, SkColorType* ctOut); |
19 | 19 |
20 // Call this if you explicitly want to use/share this pixelRef in the image | 20 // Call this if you explicitly want to use/share this pixelRef in the image |
21 extern SkImage* SkNewImageFromPixelRef(SkPixelRef*); | 21 extern SkImage* SkNewImageFromPixelRef(const SkImageInfo&, SkPixelRef*, |
| 22 size_t rowBytes); |
22 | 23 |
23 /** | 24 /** |
24 * Examines the bitmap to decide if it can share the existing pixelRef, or | 25 * Examines the bitmap to decide if it can share the existing pixelRef, or |
25 * if it needs to make a deep-copy of the pixels. The bitmap's pixelref will | 26 * if it needs to make a deep-copy of the pixels. The bitmap's pixelref will |
26 * be shared if either the bitmap is marked as immutable, or canSharePixelRef | 27 * be shared if either the bitmap is marked as immutable, or canSharePixelRef |
27 * is true. | 28 * is true. |
28 * | 29 * |
29 * If the bitmap's config cannot be converted into a corresponding | 30 * If the bitmap's config cannot be converted into a corresponding |
30 * SkImageInfo, or the bitmap's pixels cannot be accessed, this will return | 31 * SkImageInfo, or the bitmap's pixels cannot be accessed, this will return |
31 * NULL. | 32 * NULL. |
(...skipping 28 matching lines...) Expand all Loading... |
60 // may be called to see if the surface and the image share the same GrTexture, | 61 // may be called to see if the surface and the image share the same GrTexture, |
61 // in which case the surface may need to perform a copy-on-write. | 62 // in which case the surface may need to perform a copy-on-write. |
62 extern GrTexture* SkTextureImageGetTexture(SkImage* textureImage); | 63 extern GrTexture* SkTextureImageGetTexture(SkImage* textureImage); |
63 | 64 |
64 // Update the texture wrapped by an image created with NewTexture. This | 65 // Update the texture wrapped by an image created with NewTexture. This |
65 // is called when a surface and image share the same GrTexture and the | 66 // is called when a surface and image share the same GrTexture and the |
66 // surface needs to perform a copy-on-write | 67 // surface needs to perform a copy-on-write |
67 extern void SkTextureImageSetTexture(SkImage* image, GrTexture* texture); | 68 extern void SkTextureImageSetTexture(SkImage* image, GrTexture* texture); |
68 | 69 |
69 #endif | 70 #endif |
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