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| 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 | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "content/shell/renderer/layout_test/test_media_stream_video_renderer.h" | |
| 6 | |
| 7 #include "base/bind.h" | |
| 8 #include "base/location.h" | |
| 9 #include "base/single_thread_task_runner.h" | |
| 10 #include "base/threading/thread_task_runner_handle.h" | |
| 11 #include "media/base/video_frame.h" | |
| 12 | |
| 13 namespace content { | |
| 14 | |
| 15 TestMediaStreamVideoRenderer::TestMediaStreamVideoRenderer( | |
| 16 const scoped_refptr<base::SingleThreadTaskRunner>& io_task_runner, | |
| 17 const gfx::Size& size, | |
| 18 const base::TimeDelta& frame_duration, | |
| 19 const base::Closure& error_cb, | |
| 20 const MediaStreamVideoRenderer::RepaintCB& repaint_cb) | |
| 21 : task_runner_(base::ThreadTaskRunnerHandle::Get()), | |
| 22 io_task_runner_(io_task_runner), | |
| 23 size_(size), | |
| 24 state_(kStopped), | |
| 25 frame_duration_(frame_duration), | |
| 26 error_cb_(error_cb), | |
| 27 repaint_cb_(repaint_cb) {} | |
| 28 | |
| 29 TestMediaStreamVideoRenderer::~TestMediaStreamVideoRenderer() {} | |
| 30 | |
| 31 void TestMediaStreamVideoRenderer::Start() { | |
| 32 DVLOG(1) << "TestMediaStreamVideoRenderer::Start"; | |
| 33 DCHECK(task_runner_->BelongsToCurrentThread()); | |
| 34 state_ = kStarted; | |
| 35 task_runner_->PostTask( | |
| 36 FROM_HERE, base::Bind(&TestMediaStreamVideoRenderer::GenerateFrame, | |
| 37 this)); | |
| 38 } | |
| 39 | |
| 40 void TestMediaStreamVideoRenderer::Stop() { | |
| 41 DVLOG(1) << "TestMediaStreamVideoRenderer::Stop"; | |
| 42 DCHECK(task_runner_->BelongsToCurrentThread()); | |
| 43 state_ = kStopped; | |
| 44 } | |
| 45 | |
| 46 void TestMediaStreamVideoRenderer::Resume() { | |
| 47 DVLOG(1) << "TestMediaStreamVideoRenderer::Resume"; | |
| 48 DCHECK(task_runner_->BelongsToCurrentThread()); | |
| 49 if (state_ == kPaused) | |
| 50 state_ = kStarted; | |
| 51 } | |
| 52 | |
| 53 void TestMediaStreamVideoRenderer::Pause() { | |
| 54 DVLOG(1) << "TestMediaStreamVideoRenderer::Pause"; | |
| 55 DCHECK(task_runner_->BelongsToCurrentThread()); | |
| 56 if (state_ == kStarted) | |
| 57 state_ = kPaused; | |
| 58 } | |
| 59 | |
| 60 void TestMediaStreamVideoRenderer::GenerateFrame() { | |
| 61 DVLOG(1) << "TestMediaStreamVideoRenderer::GenerateFrame"; | |
| 62 DCHECK(task_runner_->BelongsToCurrentThread()); | |
| 63 if (state_ == kStopped) | |
| 64 return; | |
| 65 | |
| 66 if (state_ == kStarted) { | |
| 67 // Always allocate a new frame filled with white color. | |
| 68 scoped_refptr<media::VideoFrame> video_frame = | |
| 69 media::VideoFrame::CreateColorFrame( | |
| 70 size_, 255, 128, 128, current_time_); | |
| 71 | |
| 72 // TODO(wjia): set pixel data to pre-defined patterns if it's desired to | |
| 73 // verify frame content. | |
| 74 io_task_runner_->PostTask(FROM_HERE, base::Bind(repaint_cb_, video_frame)); | |
| 75 } | |
| 76 | |
| 77 current_time_ += frame_duration_; | |
| 78 task_runner_->PostDelayedTask( | |
| 79 FROM_HERE, base::Bind(&TestMediaStreamVideoRenderer::GenerateFrame, this), | |
| 80 frame_duration_); | |
| 81 } | |
| 82 | |
| 83 } // namespace content | |
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