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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, GpuMemoryBuffer::Format format) { |
20 switch (internalformat) { | 20 switch (internalformat) { |
21 case GL_ATC_RGB_AMD: | 21 case GL_ATC_RGB_AMD: |
22 return format == gfx::GpuMemoryBuffer::ATC; | 22 return format == GpuMemoryBuffer::ATC; |
23 case GL_ATC_RGBA_INTERPOLATED_ALPHA_AMD: | 23 case GL_ATC_RGBA_INTERPOLATED_ALPHA_AMD: |
24 return format == gfx::GpuMemoryBuffer::ATCIA; | 24 return format == GpuMemoryBuffer::ATCIA; |
25 case GL_COMPRESSED_RGB_S3TC_DXT1_EXT: | 25 case GL_COMPRESSED_RGB_S3TC_DXT1_EXT: |
26 return format == gfx::GpuMemoryBuffer::DXT1; | 26 return format == GpuMemoryBuffer::DXT1; |
27 case GL_COMPRESSED_RGBA_S3TC_DXT5_EXT: | 27 case GL_COMPRESSED_RGBA_S3TC_DXT5_EXT: |
28 return format == gfx::GpuMemoryBuffer::DXT5; | 28 return format == GpuMemoryBuffer::DXT5; |
29 case GL_ETC1_RGB8_OES: | 29 case GL_ETC1_RGB8_OES: |
30 return format == gfx::GpuMemoryBuffer::ETC1; | 30 return format == GpuMemoryBuffer::ETC1; |
31 case GL_RGB: | 31 case GL_RGB: |
32 switch (format) { | 32 switch (format) { |
33 case gfx::GpuMemoryBuffer::RGBX_8888: | 33 case GpuMemoryBuffer::RGBX_8888: |
34 return true; | 34 return true; |
35 case gfx::GpuMemoryBuffer::ATC: | 35 case GpuMemoryBuffer::ATC: |
36 case gfx::GpuMemoryBuffer::ATCIA: | 36 case GpuMemoryBuffer::ATCIA: |
37 case gfx::GpuMemoryBuffer::DXT1: | 37 case GpuMemoryBuffer::DXT1: |
38 case gfx::GpuMemoryBuffer::DXT5: | 38 case GpuMemoryBuffer::DXT5: |
39 case gfx::GpuMemoryBuffer::ETC1: | 39 case GpuMemoryBuffer::ETC1: |
40 case gfx::GpuMemoryBuffer::R_8: | 40 case GpuMemoryBuffer::R_8: |
41 case gfx::GpuMemoryBuffer::RGBA_8888: | 41 case GpuMemoryBuffer::RGBA_8888: |
42 case gfx::GpuMemoryBuffer::BGRA_8888: | 42 case GpuMemoryBuffer::BGRA_8888: |
43 case gfx::GpuMemoryBuffer::YUV_420: | 43 case GpuMemoryBuffer::YUV_420: |
44 return false; | 44 return false; |
45 } | 45 } |
46 NOTREACHED(); | 46 NOTREACHED(); |
47 return false; | 47 return false; |
48 case GL_RGBA: | 48 case GL_RGBA: |
49 switch (format) { | 49 switch (format) { |
50 case gfx::GpuMemoryBuffer::BGRA_8888: | 50 case GpuMemoryBuffer::BGRA_8888: |
51 return true; | 51 return true; |
52 case gfx::GpuMemoryBuffer::ATC: | 52 case GpuMemoryBuffer::ATC: |
53 case gfx::GpuMemoryBuffer::ATCIA: | 53 case GpuMemoryBuffer::ATCIA: |
54 case gfx::GpuMemoryBuffer::DXT1: | 54 case GpuMemoryBuffer::DXT1: |
55 case gfx::GpuMemoryBuffer::DXT5: | 55 case GpuMemoryBuffer::DXT5: |
56 case gfx::GpuMemoryBuffer::ETC1: | 56 case GpuMemoryBuffer::ETC1: |
57 case gfx::GpuMemoryBuffer::R_8: | 57 case GpuMemoryBuffer::R_8: |
58 case gfx::GpuMemoryBuffer::RGBX_8888: | 58 case GpuMemoryBuffer::RGBX_8888: |
59 case gfx::GpuMemoryBuffer::RGBA_8888: | 59 case GpuMemoryBuffer::RGBA_8888: |
60 case gfx::GpuMemoryBuffer::YUV_420: | 60 case GpuMemoryBuffer::YUV_420: |
61 return false; | 61 return false; |
62 } | 62 } |
63 NOTREACHED(); | 63 NOTREACHED(); |
64 return false; | 64 return false; |
65 case GL_R8: | 65 case GL_R8: |
66 return false; | 66 return false; |
67 default: | 67 default: |
68 return false; | 68 return false; |
69 } | 69 } |
70 } | 70 } |
71 | 71 |
72 EGLint FourCC(gfx::GpuMemoryBuffer::Format format) { | 72 EGLint FourCC(GpuMemoryBuffer::Format format) { |
73 switch (format) { | 73 switch (format) { |
74 case gfx::GpuMemoryBuffer::BGRA_8888: | 74 case GpuMemoryBuffer::BGRA_8888: |
75 return DRM_FORMAT_ARGB8888; | 75 return DRM_FORMAT_ARGB8888; |
76 case gfx::GpuMemoryBuffer::RGBX_8888: | 76 case GpuMemoryBuffer::RGBX_8888: |
77 return DRM_FORMAT_XRGB8888; | 77 return DRM_FORMAT_XRGB8888; |
78 case gfx::GpuMemoryBuffer::ATC: | 78 case GpuMemoryBuffer::ATC: |
79 case gfx::GpuMemoryBuffer::ATCIA: | 79 case GpuMemoryBuffer::ATCIA: |
80 case gfx::GpuMemoryBuffer::DXT1: | 80 case GpuMemoryBuffer::DXT1: |
81 case gfx::GpuMemoryBuffer::DXT5: | 81 case GpuMemoryBuffer::DXT5: |
82 case gfx::GpuMemoryBuffer::ETC1: | 82 case GpuMemoryBuffer::ETC1: |
83 case gfx::GpuMemoryBuffer::R_8: | 83 case GpuMemoryBuffer::R_8: |
84 case gfx::GpuMemoryBuffer::RGBA_8888: | 84 case GpuMemoryBuffer::RGBA_8888: |
85 case gfx::GpuMemoryBuffer::YUV_420: | 85 case GpuMemoryBuffer::YUV_420: |
86 NOTREACHED(); | 86 NOTREACHED(); |
87 return 0; | 87 return 0; |
88 } | 88 } |
89 | 89 |
90 NOTREACHED(); | 90 NOTREACHED(); |
91 return 0; | 91 return 0; |
92 } | 92 } |
93 | 93 |
94 bool IsHandleValid(const base::FileDescriptor& handle) { | 94 bool IsHandleValid(const base::FileDescriptor& handle) { |
95 return handle.fd >= 0; | 95 return handle.fd >= 0; |
96 } | 96 } |
97 | 97 |
98 } // namespace | 98 } // namespace |
99 | 99 |
100 GLImageLinuxDMABuffer::GLImageLinuxDMABuffer(const gfx::Size& size, | 100 GLImageLinuxDMABuffer::GLImageLinuxDMABuffer(const Size& size, |
101 unsigned internalformat) | 101 unsigned internalformat) |
102 : GLImageEGL(size), internalformat_(internalformat) { | 102 : GLImageEGL(size), internalformat_(internalformat) { |
103 } | 103 } |
104 | 104 |
105 GLImageLinuxDMABuffer::~GLImageLinuxDMABuffer() { | 105 GLImageLinuxDMABuffer::~GLImageLinuxDMABuffer() { |
106 } | 106 } |
107 | 107 |
108 bool GLImageLinuxDMABuffer::Initialize(const base::FileDescriptor& handle, | 108 bool GLImageLinuxDMABuffer::Initialize(const base::FileDescriptor& handle, |
109 gfx::GpuMemoryBuffer::Format format, | 109 GpuMemoryBuffer::Format format, |
110 int pitch) { | 110 int pitch) { |
111 if (!ValidFormat(internalformat_, format)) { | 111 if (!ValidFormat(internalformat_, format)) { |
112 LOG(ERROR) << "Invalid format: " << internalformat_; | 112 LOG(ERROR) << "Invalid format: " << internalformat_; |
113 return false; | 113 return false; |
114 } | 114 } |
115 | 115 |
116 if (!IsHandleValid(handle)) { | 116 if (!IsHandleValid(handle)) { |
117 LOG(ERROR) << "Invalid file descriptor: " << handle.fd; | 117 LOG(ERROR) << "Invalid file descriptor: " << handle.fd; |
118 return false; | 118 return false; |
119 } | 119 } |
(...skipping 11 matching lines...) Expand all Loading... |
131 EGL_DMA_BUF_PLANE0_OFFSET_EXT, | 131 EGL_DMA_BUF_PLANE0_OFFSET_EXT, |
132 0, | 132 0, |
133 EGL_DMA_BUF_PLANE0_PITCH_EXT, | 133 EGL_DMA_BUF_PLANE0_PITCH_EXT, |
134 pitch, | 134 pitch, |
135 EGL_NONE}; | 135 EGL_NONE}; |
136 return GLImageEGL::Initialize( | 136 return GLImageEGL::Initialize( |
137 EGL_LINUX_DMA_BUF_EXT, static_cast<EGLClientBuffer>(NULL), attrs); | 137 EGL_LINUX_DMA_BUF_EXT, static_cast<EGLClientBuffer>(NULL), attrs); |
138 } | 138 } |
139 | 139 |
140 } // namespace gfx | 140 } // namespace gfx |
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