1 | /** |
2 | * Copyright (c) 2006-2023 LOVE Development Team |
3 | * |
4 | * This software is provided 'as-is', without any express or implied |
5 | * warranty. In no event will the authors be held liable for any damages |
6 | * arising from the use of this software. |
7 | * |
8 | * Permission is granted to anyone to use this software for any purpose, |
9 | * including commercial applications, and to alter it and redistribute it |
10 | * freely, subject to the following restrictions: |
11 | * |
12 | * 1. The origin of this software must not be misrepresented; you must not |
13 | * claim that you wrote the original software. If you use this software |
14 | * in a product, an acknowledgment in the product documentation would be |
15 | * appreciated but is not required. |
16 | * 2. Altered source versions must be plainly marked as such, and must not be |
17 | * misrepresented as being the original software. |
18 | * 3. This notice may not be removed or altered from any source distribution. |
19 | **/ |
20 | |
21 | #pragma once |
22 | |
23 | // LOVE |
24 | #include "common/int.h" |
25 | #include "common/pixelformat.h" |
26 | #include "common/Object.h" |
27 | #include "ImageDataBase.h" |
28 | |
29 | namespace love |
30 | { |
31 | namespace image |
32 | { |
33 | |
34 | class CompressedMemory : public Object |
35 | { |
36 | public: |
37 | |
38 | CompressedMemory(size_t size); |
39 | virtual ~CompressedMemory(); |
40 | |
41 | uint8 *data; |
42 | size_t size; |
43 | |
44 | }; // CompressedMemory |
45 | |
46 | // Compressed image data can have multiple mipmap levels, each represented by a |
47 | // sub-image. |
48 | class CompressedSlice : public ImageDataBase |
49 | { |
50 | public: |
51 | |
52 | CompressedSlice(PixelFormat format, int width, int height, CompressedMemory *memory, size_t offset, size_t size); |
53 | CompressedSlice(const CompressedSlice &slice); |
54 | virtual ~CompressedSlice(); |
55 | |
56 | CompressedSlice *clone() const override; |
57 | void *getData() const override { return memory->data + offset; } |
58 | size_t getSize() const override { return dataSize; } |
59 | bool isSRGB() const override { return sRGB; } |
60 | size_t getOffset() const { return offset; } |
61 | |
62 | private: |
63 | |
64 | StrongRef<CompressedMemory> memory; |
65 | size_t offset; |
66 | size_t dataSize; |
67 | bool sRGB; |
68 | |
69 | }; // CompressedSlice |
70 | |
71 | } // image |
72 | } // love |
73 | |