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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_video_frame_provider.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 TestVideoFrameProvider::TestVideoFrameProvider( | |
| 16 const gfx::Size& size, | |
| 17 const base::TimeDelta& frame_duration, | |
| 18 const base::Closure& error_cb, | |
| 19 const VideoFrameProvider::RepaintCB& repaint_cb) | |
| 20 : task_runner_(base::ThreadTaskRunnerHandle::Get()), | |
| 21 size_(size), | |
| 22 state_(kStopped), | |
| 23 frame_duration_(frame_duration), | |
| 24 error_cb_(error_cb), | |
| 25 repaint_cb_(repaint_cb) { | |
| 26 } | |
| 27 | |
| 28 TestVideoFrameProvider::~TestVideoFrameProvider() {} | |
| 29 | |
| 30 void TestVideoFrameProvider::Start() { | |
| 31 DVLOG(1) << "TestVideoFrameProvider::Start"; | |
| 32 DCHECK(task_runner_->BelongsToCurrentThread()); | |
| 33 state_ = kStarted; | |
| 34 task_runner_->PostTask( | |
| 35 FROM_HERE, base::Bind(&TestVideoFrameProvider::GenerateFrame, this)); | |
| 36 } | |
| 37 | |
| 38 void TestVideoFrameProvider::Stop() { | |
| 39 DVLOG(1) << "TestVideoFrameProvider::Stop"; | |
| 40 DCHECK(task_runner_->BelongsToCurrentThread()); | |
| 41 state_ = kStopped; | |
| 42 } | |
| 43 | |
| 44 void TestVideoFrameProvider::Play() { | |
| 45 DVLOG(1) << "TestVideoFrameProvider::Play"; | |
| 46 DCHECK(task_runner_->BelongsToCurrentThread()); | |
| 47 if (state_ == kPaused) | |
| 48 state_ = kStarted; | |
| 49 } | |
| 50 | |
| 51 void TestVideoFrameProvider::Pause() { | |
| 52 DVLOG(1) << "TestVideoFrameProvider::Pause"; | |
| 53 DCHECK(task_runner_->BelongsToCurrentThread()); | |
| 54 if (state_ == kStarted) | |
| 55 state_ = kPaused; | |
| 56 } | |
| 57 | |
| 58 void TestVideoFrameProvider::GenerateFrame() { | |
| 59 DVLOG(1) << "TestVideoFrameProvider::GenerateFrame"; | |
| 60 DCHECK(task_runner_->BelongsToCurrentThread()); | |
| 61 if (state_ == kStopped) | |
| 62 return; | |
| 63 | |
| 64 if (state_ == kStarted) { | |
| 65 // Always allocate a new frame filled with white color. | |
| 66 scoped_refptr<media::VideoFrame> video_frame = | |
| 67 media::VideoFrame::CreateColorFrame( | |
| 68 size_, 255, 128, 128, current_time_); | |
| 69 | |
| 70 // TODO(wjia): set pixel data to pre-defined patterns if it's desired to | |
| 71 // verify frame content. | |
| 72 | |
| 73 repaint_cb_.Run(video_frame); | |
| 74 } | |
| 75 | |
| 76 current_time_ += frame_duration_; | |
| 77 task_runner_->PostDelayedTask( | |
| 78 FROM_HERE, base::Bind(&TestVideoFrameProvider::GenerateFrame, this), | |
| 79 frame_duration_); | |
| 80 } | |
| 81 | |
| 82 } // namespace content | |
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Chromium Code Reviews
Issue 2005053006:
Cleanup naming issue with content::VideoFrameProvider (Closed)
Base URL: https://chromium.googlesource.com/chromium/src.git@master