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1 // Copyright 2013 The Chromium Authors. All rights reserved. | 1 // Copyright 2013 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 "content/common/gpu/media/rendering_helper.h" | 5 #include "content/common/gpu/media/rendering_helper.h" |
6 | 6 |
7 #include "base/bind.h" | 7 #include "base/bind.h" |
8 #include "base/mac/scoped_nsautorelease_pool.h" | 8 #include "base/mac/scoped_nsautorelease_pool.h" |
9 #include "base/message_loop/message_loop.h" | 9 #include "base/message_loop/message_loop.h" |
10 #include "base/strings/stringize_macros.h" | 10 #include "base/strings/stringize_macros.h" |
11 #include "base/synchronization/waitable_event.h" | 11 #include "base/synchronization/waitable_event.h" |
12 #include "ui/gl/gl_context.h" | 12 #include "ui/gl/gl_context.h" |
13 #include "ui/gl/gl_context_stub_with_extensions.h" | 13 #include "ui/gl/gl_context_stub_with_extensions.h" |
14 #include "ui/gl/gl_implementation.h" | 14 #include "ui/gl/gl_implementation.h" |
15 #include "ui/gl/gl_surface.h" | 15 #include "ui/gl/gl_surface.h" |
16 | 16 |
17 #ifdef GL_VARIANT_GLX | 17 #ifdef GL_VARIANT_GLX |
18 typedef GLXWindow NativeWindowType; | 18 typedef GLXWindow NativeWindowType; |
19 struct ScopedPtrXFree { | 19 struct XFreeDeleter { |
20 void operator()(void* x) const { ::XFree(x); } | 20 void operator()(void* x) const { ::XFree(x); } |
21 }; | 21 }; |
22 #else // EGL | 22 #else // EGL |
23 typedef EGLNativeWindowType NativeWindowType; | 23 typedef EGLNativeWindowType NativeWindowType; |
24 #endif | 24 #endif |
25 | 25 |
26 // Helper for Shader creation. | 26 // Helper for Shader creation. |
27 static void CreateShader(GLuint program, | 27 static void CreateShader(GLuint program, |
28 GLenum type, | 28 GLenum type, |
29 const char* source, | 29 const char* source, |
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117 CHECK(glXQueryVersion(x_display_, NULL, NULL)); | 117 CHECK(glXQueryVersion(x_display_, NULL, NULL)); |
118 const int fbconfig_attr[] = { | 118 const int fbconfig_attr[] = { |
119 GLX_DRAWABLE_TYPE, GLX_WINDOW_BIT, | 119 GLX_DRAWABLE_TYPE, GLX_WINDOW_BIT, |
120 GLX_RENDER_TYPE, GLX_RGBA_BIT, | 120 GLX_RENDER_TYPE, GLX_RGBA_BIT, |
121 GLX_BIND_TO_TEXTURE_TARGETS_EXT, GLX_TEXTURE_2D_BIT_EXT, | 121 GLX_BIND_TO_TEXTURE_TARGETS_EXT, GLX_TEXTURE_2D_BIT_EXT, |
122 GLX_BIND_TO_TEXTURE_RGB_EXT, GL_TRUE, | 122 GLX_BIND_TO_TEXTURE_RGB_EXT, GL_TRUE, |
123 GLX_DOUBLEBUFFER, True, | 123 GLX_DOUBLEBUFFER, True, |
124 GL_NONE, | 124 GL_NONE, |
125 }; | 125 }; |
126 int num_fbconfigs; | 126 int num_fbconfigs; |
127 scoped_ptr_malloc<GLXFBConfig, ScopedPtrXFree> glx_fb_configs( | 127 scoped_ptr<GLXFBConfig, XFreeDeleter> glx_fb_configs( |
128 glXChooseFBConfig(x_display_, DefaultScreen(x_display_), fbconfig_attr, | 128 glXChooseFBConfig(x_display_, DefaultScreen(x_display_), fbconfig_attr, |
129 &num_fbconfigs)); | 129 &num_fbconfigs)); |
130 CHECK(glx_fb_configs.get()); | 130 CHECK(glx_fb_configs.get()); |
131 CHECK_GT(num_fbconfigs, 0); | 131 CHECK_GT(num_fbconfigs, 0); |
132 x_visual_ = glXGetVisualFromFBConfig(x_display_, glx_fb_configs.get()[0]); | 132 x_visual_ = glXGetVisualFromFBConfig(x_display_, glx_fb_configs.get()[0]); |
133 CHECK(x_visual_); | 133 CHECK(x_visual_); |
134 gl_context_ = glXCreateContext(x_display_, x_visual_, 0, true); | 134 gl_context_ = glXCreateContext(x_display_, x_visual_, 0, true); |
135 CHECK(gl_context_); | 135 CHECK(gl_context_); |
136 stub_context->AddExtensionsString( | 136 stub_context->AddExtensionsString( |
137 reinterpret_cast<const char*>(glGetString(GL_EXTENSIONS))); | 137 reinterpret_cast<const char*>(glGetString(GL_EXTENSIONS))); |
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555 *rgb_ptr++ = *rgba_ptr++; | 555 *rgb_ptr++ = *rgba_ptr++; |
556 solid = solid && (*rgba_ptr == 0xff); | 556 solid = solid && (*rgba_ptr == 0xff); |
557 rgba_ptr++; | 557 rgba_ptr++; |
558 } | 558 } |
559 *alpha_solid = solid; | 559 *alpha_solid = solid; |
560 | 560 |
561 done->Signal(); | 561 done->Signal(); |
562 } | 562 } |
563 | 563 |
564 } // namespace content | 564 } // namespace content |
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