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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 #ifndef REMOTING_CLIENT_SOFTWARE_VIDEO_RENDERER_H_ | 5 #ifndef REMOTING_CLIENT_SOFTWARE_VIDEO_RENDERER_H_ |
| 6 #define REMOTING_CLIENT_SOFTWARE_VIDEO_RENDERER_H_ | 6 #define REMOTING_CLIENT_SOFTWARE_VIDEO_RENDERER_H_ |
| 7 | 7 |
| 8 #include <stdint.h> | 8 #include <stdint.h> |
| 9 | 9 |
| 10 #include "base/macros.h" | 10 #include "base/macros.h" |
| 11 #include "base/memory/ref_counted.h" | 11 #include "base/memory/ref_counted.h" |
| 12 #include "base/memory/scoped_ptr.h" | 12 #include "base/memory/scoped_ptr.h" |
| 13 #include "base/memory/weak_ptr.h" | 13 #include "base/memory/weak_ptr.h" |
| 14 #include "base/threading/thread_checker.h" | 14 #include "base/threading/thread_checker.h" |
| 15 #include "remoting/protocol/performance_tracker.h" | 15 #include "remoting/protocol/performance_tracker.h" |
| 16 #include "remoting/protocol/video_renderer.h" | 16 #include "remoting/protocol/video_renderer.h" |
| 17 #include "remoting/protocol/video_stub.h" | 17 #include "remoting/protocol/video_stub.h" |
| 18 #include "third_party/webrtc/modules/desktop_capture/desktop_geometry.h" | 18 #include "third_party/webrtc/modules/desktop_capture/desktop_geometry.h" |
| 19 | 19 |
| 20 namespace base { | 20 namespace base { |
| 21 class SingleThreadTaskRunner; | 21 class SingleThreadTaskRunner; |
| 22 } // namespace base | 22 } // namespace base |
| 23 | 23 |
| 24 namespace webrtc { | 24 namespace webrtc { |
| 25 class DesktopFrame; | 25 class DesktopFrame; |
| 26 } // namespace webrtc | 26 } // namespace webrtc |
| 27 | 27 |
| 28 namespace remoting { | 28 namespace remoting { |
| 29 | 29 |
| 30 class FrameConsumer; | |
| 31 class VideoDecoder; | 30 class VideoDecoder; |
| 32 | 31 |
| 33 namespace protocol { | 32 namespace protocol { |
| 33 class FrameConsumer; |
| 34 class PerformanceTracker; | 34 class PerformanceTracker; |
| 35 } // namespace protocol | 35 } // namespace protocol |
| 36 | 36 |
| 37 // Implementation of VideoRenderer interface that decodes frame on CPU (on a | 37 // Implementation of VideoRenderer interface that decodes frame on CPU (on a |
| 38 // decode thread) and then passes decoded frames to a FrameConsumer. | 38 // decode thread) and then passes decoded frames to a FrameConsumer. |
| 39 class SoftwareVideoRenderer : public protocol::VideoRenderer, | 39 class SoftwareVideoRenderer : public protocol::VideoRenderer, |
| 40 public protocol::VideoStub { | 40 public protocol::VideoStub { |
| 41 public: | 41 public: |
| 42 // All methods must be called on the same thread the renderer is created. The | 42 // All methods must be called on the same thread the renderer is created. The |
| 43 // |decode_task_runner_| is used to decode the video packets. |perf_tracker| | 43 // |decode_task_runner_| is used to decode the video packets. |perf_tracker| |
| 44 // must outlive the renderer. |perf_tracker| may be nullptr, performance | 44 // must outlive the renderer. |perf_tracker| may be nullptr, performance |
| 45 // tracking is disabled in that case. | 45 // tracking is disabled in that case. |
| 46 SoftwareVideoRenderer( | 46 SoftwareVideoRenderer( |
| 47 scoped_refptr<base::SingleThreadTaskRunner> decode_task_runner, | 47 scoped_refptr<base::SingleThreadTaskRunner> decode_task_runner, |
| 48 FrameConsumer* consumer, | 48 protocol::FrameConsumer* consumer, |
| 49 protocol::PerformanceTracker* perf_tracker); | 49 protocol::PerformanceTracker* perf_tracker); |
| 50 ~SoftwareVideoRenderer() override; | 50 ~SoftwareVideoRenderer() override; |
| 51 | 51 |
| 52 // VideoRenderer interface. | 52 // VideoRenderer interface. |
| 53 void OnSessionConfig(const protocol::SessionConfig& config) override; | 53 void OnSessionConfig(const protocol::SessionConfig& config) override; |
| 54 protocol::VideoStub* GetVideoStub() override; | 54 protocol::VideoStub* GetVideoStub() override; |
| 55 protocol::FrameConsumer* GetFrameConsumer() override; |
| 55 | 56 |
| 56 // protocol::VideoStub interface. | 57 // protocol::VideoStub interface. |
| 57 void ProcessVideoPacket(scoped_ptr<VideoPacket> packet, | 58 void ProcessVideoPacket(scoped_ptr<VideoPacket> packet, |
| 58 const base::Closure& done) override; | 59 const base::Closure& done) override; |
| 59 | 60 |
| 60 private: | 61 private: |
| 61 void RenderFrame(int32_t frame_id, | 62 void RenderFrame(int32_t frame_id, |
| 62 const base::Closure& done, | 63 const base::Closure& done, |
| 63 scoped_ptr<webrtc::DesktopFrame> frame); | 64 scoped_ptr<webrtc::DesktopFrame> frame); |
| 64 void OnFrameRendered(int32_t frame_id, const base::Closure& done); | 65 void OnFrameRendered(int32_t frame_id, const base::Closure& done); |
| 65 | 66 |
| 66 scoped_refptr<base::SingleThreadTaskRunner> decode_task_runner_; | 67 scoped_refptr<base::SingleThreadTaskRunner> decode_task_runner_; |
| 67 FrameConsumer* consumer_; | 68 protocol::FrameConsumer* consumer_; |
| 68 protocol::PerformanceTracker* perf_tracker_; | 69 protocol::PerformanceTracker* perf_tracker_; |
| 69 | 70 |
| 70 scoped_ptr<VideoDecoder> decoder_; | 71 scoped_ptr<VideoDecoder> decoder_; |
| 71 | 72 |
| 72 webrtc::DesktopSize source_size_; | 73 webrtc::DesktopSize source_size_; |
| 73 webrtc::DesktopVector source_dpi_; | 74 webrtc::DesktopVector source_dpi_; |
| 74 | 75 |
| 75 base::ThreadChecker thread_checker_; | 76 base::ThreadChecker thread_checker_; |
| 76 | 77 |
| 77 base::WeakPtrFactory<SoftwareVideoRenderer> weak_factory_; | 78 base::WeakPtrFactory<SoftwareVideoRenderer> weak_factory_; |
| 78 | 79 |
| 79 DISALLOW_COPY_AND_ASSIGN(SoftwareVideoRenderer); | 80 DISALLOW_COPY_AND_ASSIGN(SoftwareVideoRenderer); |
| 80 }; | 81 }; |
| 81 | 82 |
| 82 } // namespace remoting | 83 } // namespace remoting |
| 83 | 84 |
| 84 #endif // REMOTING_CLIENT_SOFTWARE_VIDEO_RENDERER_H_ | 85 #endif // REMOTING_CLIENT_SOFTWARE_VIDEO_RENDERER_H_ |
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