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| 1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2015 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 "media/renderers/video_overlay_factory.h" | 5 #include "media/renderers/video_overlay_factory.h" |
| 6 | 6 |
| 7 #include "base/single_thread_task_runner.h" | 7 #include "base/single_thread_task_runner.h" |
| 8 #include "gpu/GLES2/gl2extchromium.h" | 8 #include "gpu/GLES2/gl2extchromium.h" |
| 9 #include "gpu/command_buffer/client/gles2_interface.h" | 9 #include "gpu/command_buffer/client/gles2_interface.h" |
| 10 #include "gpu/command_buffer/common/mailbox.h" | 10 #include "gpu/command_buffer/common/mailbox.h" |
| 11 #include "gpu/command_buffer/common/sync_token.h" | 11 #include "gpu/command_buffer/common/sync_token.h" |
| 12 #include "media/base/video_frame.h" | 12 #include "media/base/video_frame.h" |
| 13 #include "media/renderers/gpu_video_accelerator_factories.h" | 13 #include "media/renderers/gpu_video_accelerator_factories.h" |
| 14 | 14 |
| 15 namespace media { | 15 namespace media { |
| 16 | 16 |
| 17 class VideoOverlayFactory::Texture { | 17 class VideoOverlayFactory::Texture { |
| 18 public: | 18 public: |
| 19 explicit Texture(GpuVideoAcceleratorFactories* gpu_factories) | 19 explicit Texture(GpuVideoAcceleratorFactories* gpu_factories) |
| 20 : gpu_factories_(gpu_factories), image_id_(0), texture_id_(0) { | 20 : gpu_factories_(gpu_factories), image_id_(0), texture_id_(0) { |
| 21 DCHECK(gpu_factories_); | 21 DCHECK(gpu_factories_); |
| 22 DCHECK(gpu_factories_->GetTaskRunner()->BelongsToCurrentThread()); | 22 DCHECK(gpu_factories_->GetTaskRunner()->BelongsToCurrentThread()); |
| 23 | 23 |
| 24 std::unique_ptr<GpuVideoAcceleratorFactories::ScopedGLContextLock> lock( | 24 std::unique_ptr<GpuVideoAcceleratorFactories::ScopedGLContextLock> lock( |
| 25 gpu_factories_->GetGLContextLock()); | 25 gpu_factories_->GetGLContextLock()); |
| 26 if (lock) { | 26 if (lock) { |
| 27 gpu::gles2::GLES2Interface* gl = lock->ContextGL(); | 27 gpu::gles2::GLES2Interface* gl = lock->ContextGL(); |
| 28 image_id_ = gl->CreateGpuMemoryBufferImageCHROMIUM( | 28 gpu_memory_buffer_ = gpu_factories_->CreateGpuMemoryBuffer( |
| 29 1, 1, GL_RGBA, GL_READ_WRITE_CHROMIUM); | 29 gfx::Size(1, 1), gfx::BufferFormat::RGBA_8888, |
| 30 gfx::BufferUsage::SCANOUT); |
| 31 if (gpu_memory_buffer_) { |
| 32 image_id_ = gl->CreateImageCHROMIUM( |
| 33 gpu_memory_buffer_->AsClientBuffer(), 1, 1, GL_RGBA); |
| 34 } |
| 30 if (image_id_) { | 35 if (image_id_) { |
| 31 gl->GenTextures(1, &texture_id_); | 36 gl->GenTextures(1, &texture_id_); |
| 32 gl->BindTexture(GL_TEXTURE_2D, texture_id_); | 37 gl->BindTexture(GL_TEXTURE_2D, texture_id_); |
| 33 gl->BindTexImage2DCHROMIUM(GL_TEXTURE_2D, image_id_); | 38 gl->BindTexImage2DCHROMIUM(GL_TEXTURE_2D, image_id_); |
| 34 | 39 |
| 35 gl->GenMailboxCHROMIUM(mailbox_.name); | 40 gl->GenMailboxCHROMIUM(mailbox_.name); |
| 36 gl->ProduceTextureDirectCHROMIUM(texture_id_, GL_TEXTURE_2D, | 41 gl->ProduceTextureDirectCHROMIUM(texture_id_, GL_TEXTURE_2D, |
| 37 mailbox_.name); | 42 mailbox_.name); |
| 38 | 43 |
| 39 const GLuint64 fence_sync = gl->InsertFenceSyncCHROMIUM(); | 44 const GLuint64 fence_sync = gl->InsertFenceSyncCHROMIUM(); |
| (...skipping 18 matching lines...) Expand all Loading... |
| 58 } | 63 } |
| 59 } | 64 } |
| 60 } | 65 } |
| 61 | 66 |
| 62 bool IsValid() const { return image_id_ != 0; } | 67 bool IsValid() const { return image_id_ != 0; } |
| 63 | 68 |
| 64 private: | 69 private: |
| 65 friend class VideoOverlayFactory; | 70 friend class VideoOverlayFactory; |
| 66 GpuVideoAcceleratorFactories* gpu_factories_; | 71 GpuVideoAcceleratorFactories* gpu_factories_; |
| 67 | 72 |
| 73 std::unique_ptr<gfx::GpuMemoryBuffer> gpu_memory_buffer_; |
| 68 GLuint image_id_; | 74 GLuint image_id_; |
| 69 GLuint texture_id_; | 75 GLuint texture_id_; |
| 70 gpu::Mailbox mailbox_; | 76 gpu::Mailbox mailbox_; |
| 71 gpu::SyncToken sync_token_; | 77 gpu::SyncToken sync_token_; |
| 72 }; | 78 }; |
| 73 | 79 |
| 74 VideoOverlayFactory::VideoOverlayFactory( | 80 VideoOverlayFactory::VideoOverlayFactory( |
| 75 GpuVideoAcceleratorFactories* gpu_factories) | 81 GpuVideoAcceleratorFactories* gpu_factories) |
| 76 : gpu_factories_(gpu_factories) {} | 82 : gpu_factories_(gpu_factories) {} |
| 77 | 83 |
| (...skipping 34 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 112 return nullptr; | 118 return nullptr; |
| 113 | 119 |
| 114 // Lazily create overlay texture. | 120 // Lazily create overlay texture. |
| 115 if (!texture_) | 121 if (!texture_) |
| 116 texture_.reset(new Texture(gpu_factories_)); | 122 texture_.reset(new Texture(gpu_factories_)); |
| 117 | 123 |
| 118 return texture_->IsValid() ? texture_.get() : nullptr; | 124 return texture_->IsValid() ? texture_.get() : nullptr; |
| 119 } | 125 } |
| 120 | 126 |
| 121 } // namespace media | 127 } // namespace media |
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