| // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "webkit/support/test_media_stream_client.h" |
| |
| #include "googleurl/src/gurl.h" |
| #include "media/base/message_loop_factory.h" |
| #include "media/base/pipeline.h" |
| #include "media/filters/video_frame_generator.h" |
| |
| #include "third_party/WebKit/Source/WebKit/chromium/public/WebMediaStreamRegistry.h" |
| #include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebMediaStreamComponent.h" |
| #include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebMediaStreamDescriptor.h" |
| #include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebVector.h" |
| |
| using namespace WebKit; |
| |
| namespace { |
| |
| static const int kVideoCaptureWidth = 352; |
| static const int kVideoCaptureHeight = 288; |
| static const int kVideoCaptureFrameDurationMs = 33; |
| |
| bool IsMockMediaStreamWithVideo(const WebURL& url) { |
| WebMediaStreamDescriptor descriptor( |
| WebMediaStreamRegistry::lookupMediaStreamDescriptor(url)); |
| if (descriptor.isNull()) |
| return false; |
| WebVector<WebMediaStreamComponent> videoSources; |
| descriptor.videoSources(videoSources); |
| return videoSources.size() > 0; |
| } |
| |
| } // namespace |
| |
| namespace webkit_support { |
| |
| scoped_refptr<media::VideoDecoder> TestMediaStreamClient::GetVideoDecoder( |
| const GURL& url, media::MessageLoopFactory* message_loop_factory) { |
| // This class is installed in a chain of possible VideoDecoder creators |
| // which are called in order until one returns an object. |
| // Make sure we are dealing with a Mock MediaStream. If not, bail out. |
| if (!IsMockMediaStreamWithVideo(url)) |
| return NULL; |
| |
| return new media::VideoFrameGenerator( |
| message_loop_factory->GetMessageLoopProxy("CaptureVideoDecoder").get(), |
| gfx::Size(kVideoCaptureWidth, kVideoCaptureHeight), |
| base::TimeDelta::FromMilliseconds(kVideoCaptureFrameDurationMs)); |
| } |
| |
| } // namespace webkit_support |