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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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