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| 1 // Copyright (c) 2010 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #ifndef CHROME_GPU_MEDIA_FAKE_GL_VIDEO_DECODE_ENGINE_H_ | |
| 6 #define CHROME_GPU_MEDIA_FAKE_GL_VIDEO_DECODE_ENGINE_H_ | |
| 7 | |
| 8 #include <queue> | |
| 9 #include <vector> | |
| 10 | |
| 11 #include "base/scoped_ptr.h" | |
| 12 #include "media/base/pipeline.h" | |
| 13 #include "media/video/video_decode_engine.h" | |
| 14 | |
| 15 namespace media { | |
| 16 class VideoDecodeContext; | |
| 17 class VideoFrame; | |
| 18 } // namespace media | |
| 19 | |
| 20 class FakeGlVideoDecodeEngine : public media::VideoDecodeEngine { | |
| 21 public: | |
| 22 FakeGlVideoDecodeEngine(); | |
| 23 virtual ~FakeGlVideoDecodeEngine(); | |
| 24 | |
| 25 virtual void Initialize( | |
| 26 MessageLoop* message_loop, | |
| 27 media::VideoDecodeEngine::EventHandler* event_handler, | |
| 28 media::VideoDecodeContext* context, | |
| 29 const media::VideoCodecConfig& config); | |
| 30 | |
| 31 virtual void Uninitialize(); | |
| 32 virtual void Flush(); | |
| 33 virtual void Seek(); | |
| 34 virtual void ConsumeVideoSample(scoped_refptr<media::Buffer> buffer); | |
| 35 virtual void ProduceVideoFrame(scoped_refptr<media::VideoFrame> frame); | |
| 36 | |
| 37 private: | |
| 38 // This method is called when video frames allocation is completed by | |
| 39 // VideoDecodeContext. | |
| 40 void AllocationCompleteTask(); | |
| 41 | |
| 42 // This method is called by VideoDecodeContext when uploading to a VideoFrame | |
| 43 // has completed. | |
| 44 void UploadCompleteTask(scoped_refptr<media::VideoFrame> frame); | |
| 45 | |
| 46 int width_; | |
| 47 int height_; | |
| 48 media::VideoDecodeEngine::EventHandler* handler_; | |
| 49 media::VideoDecodeContext* context_; | |
| 50 | |
| 51 // Internal video frame that is to be uploaded through VideoDecodeContext. | |
| 52 scoped_refptr<media::VideoFrame> internal_frame_; | |
| 53 | |
| 54 // VideoFrame(s) allocated through VideoDecodeContext. These frames are | |
| 55 // opaque to us. And we need an extra upload step. | |
| 56 std::vector<scoped_refptr<media::VideoFrame> > external_frames_; | |
| 57 | |
| 58 // These are the video frames that are waiting for input buffer to generate | |
| 59 // fake pattern in them. | |
| 60 std::queue<scoped_refptr<media::VideoFrame> > pending_frames_; | |
| 61 | |
| 62 // Dummy statistics. | |
| 63 media::PipelineStatistics dummy_stats_; | |
| 64 | |
| 65 DISALLOW_COPY_AND_ASSIGN(FakeGlVideoDecodeEngine); | |
| 66 }; | |
| 67 | |
| 68 #endif // CHROME_GPU_MEDIA_FAKE_GL_VIDEO_DECODE_ENGINE_H_ | |
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