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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "ui/gl/gl_image_linux_dma_buffer.h" | 5 #include "ui/gl/gl_image_linux_dma_buffer.h" |
6 | 6 |
7 #include <unistd.h> | 7 #include <unistd.h> |
8 | 8 |
9 #define FOURCC(a, b, c, d) \ | 9 #define FOURCC(a, b, c, d) \ |
10 ((static_cast<uint32>(a)) | (static_cast<uint32>(b) << 8) | \ | 10 ((static_cast<uint32>(a)) | (static_cast<uint32>(b) << 8) | \ |
11 (static_cast<uint32>(c) << 16) | (static_cast<uint32>(d) << 24)) | 11 (static_cast<uint32>(c) << 16) | (static_cast<uint32>(d) << 24)) |
12 | 12 |
13 #define DRM_FORMAT_ARGB8888 FOURCC('A', 'R', '2', '4') | 13 #define DRM_FORMAT_ARGB8888 FOURCC('A', 'R', '2', '4') |
14 #define DRM_FORMAT_XRGB8888 FOURCC('X', 'R', '2', '4') | 14 #define DRM_FORMAT_XRGB8888 FOURCC('X', 'R', '2', '4') |
15 | 15 |
16 namespace gfx { | 16 namespace gfx { |
17 namespace { | 17 namespace { |
18 | 18 |
19 bool ValidFormat(unsigned internalformat, gfx::GpuMemoryBuffer::Format format) { | 19 bool ValidFormat(unsigned internalformat, gfx::GpuMemoryBuffer::Format format) { |
20 switch (internalformat) { | 20 switch (internalformat) { |
21 case GL_RGB: | 21 case GL_RGB: |
22 switch (format) { | 22 return format == gfx::GpuMemoryBuffer::RGBX_8888; |
23 case gfx::GpuMemoryBuffer::RGBX_8888: | |
24 return true; | |
25 case gfx::GpuMemoryBuffer::RGBA_8888: | |
26 case gfx::GpuMemoryBuffer::BGRA_8888: | |
27 return false; | |
28 } | |
29 NOTREACHED(); | |
30 return false; | |
31 case GL_RGBA: | 23 case GL_RGBA: |
32 switch (format) { | 24 return format == gfx::GpuMemoryBuffer::BGRA_8888; |
33 case gfx::GpuMemoryBuffer::BGRA_8888: | 25 case GL_ATC_RGB_AMD: |
34 return true; | 26 return format == gfx::GpuMemoryBuffer::ATC; |
35 case gfx::GpuMemoryBuffer::RGBX_8888: | 27 case GL_ATC_RGBA_INTERPOLATED_ALPHA_AMD: |
36 case gfx::GpuMemoryBuffer::RGBA_8888: | 28 return format == gfx::GpuMemoryBuffer::ATCIA; |
37 return false; | 29 case GL_COMPRESSED_RGB_S3TC_DXT1_EXT: |
38 } | 30 return format == gfx::GpuMemoryBuffer::DXT1; |
39 NOTREACHED(); | 31 case GL_COMPRESSED_RGBA_S3TC_DXT5_EXT: |
40 return false; | 32 return format == gfx::GpuMemoryBuffer::DXT5; |
| 33 case GL_ETC1_RGB8_OES: |
| 34 return format == gfx::GpuMemoryBuffer::ETC1; |
41 default: | 35 default: |
42 return false; | 36 return false; |
43 } | 37 } |
44 } | 38 } |
45 | 39 |
46 EGLint FourCC(gfx::GpuMemoryBuffer::Format format) { | 40 EGLint FourCC(gfx::GpuMemoryBuffer::Format format) { |
47 switch (format) { | 41 switch (format) { |
48 case gfx::GpuMemoryBuffer::BGRA_8888: | 42 case gfx::GpuMemoryBuffer::BGRA_8888: |
49 return DRM_FORMAT_ARGB8888; | 43 return DRM_FORMAT_ARGB8888; |
50 case gfx::GpuMemoryBuffer::RGBX_8888: | 44 case gfx::GpuMemoryBuffer::RGBX_8888: |
51 return DRM_FORMAT_XRGB8888; | 45 return DRM_FORMAT_XRGB8888; |
52 case gfx::GpuMemoryBuffer::RGBA_8888: | 46 case gfx::GpuMemoryBuffer::RGBA_8888: |
| 47 case gfx::GpuMemoryBuffer::ATC: |
| 48 case gfx::GpuMemoryBuffer::ATCIA: |
| 49 case gfx::GpuMemoryBuffer::DXT1: |
| 50 case gfx::GpuMemoryBuffer::DXT5: |
| 51 case gfx::GpuMemoryBuffer::ETC1: |
53 NOTREACHED(); | 52 NOTREACHED(); |
54 return 0; | 53 return 0; |
55 } | 54 } |
56 | 55 |
57 NOTREACHED(); | 56 NOTREACHED(); |
58 return 0; | 57 return 0; |
59 } | 58 } |
60 | 59 |
61 bool IsHandleValid(const base::FileDescriptor& handle) { | 60 bool IsHandleValid(const base::FileDescriptor& handle) { |
62 return handle.fd >= 0; | 61 return handle.fd >= 0; |
(...skipping 35 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
98 EGL_DMA_BUF_PLANE0_OFFSET_EXT, | 97 EGL_DMA_BUF_PLANE0_OFFSET_EXT, |
99 0, | 98 0, |
100 EGL_DMA_BUF_PLANE0_PITCH_EXT, | 99 EGL_DMA_BUF_PLANE0_PITCH_EXT, |
101 pitch, | 100 pitch, |
102 EGL_NONE}; | 101 EGL_NONE}; |
103 return GLImageEGL::Initialize( | 102 return GLImageEGL::Initialize( |
104 EGL_LINUX_DMA_BUF_EXT, static_cast<EGLClientBuffer>(NULL), attrs); | 103 EGL_LINUX_DMA_BUF_EXT, static_cast<EGLClientBuffer>(NULL), attrs); |
105 } | 104 } |
106 | 105 |
107 } // namespace gfx | 106 } // namespace gfx |
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