| OLD | NEW |
| (Empty) |
| 1 // Copyright 2012 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 "webkit/compositor_bindings/web_to_ccvideo_frame_provider.h" | |
| 6 | |
| 7 #include "base/logging.h" | |
| 8 #include "media/base/video_frame.h" | |
| 9 #include "third_party/WebKit/Source/Platform/chromium/public/WebVideoFrameProvid
er.h" | |
| 10 #include "webkit/media/webvideoframe_impl.h" | |
| 11 | |
| 12 using WebKit::WebVideoFrameProvider; | |
| 13 using webkit_media::WebVideoFrameImpl; | |
| 14 | |
| 15 namespace webkit { | |
| 16 | |
| 17 scoped_ptr<WebToCCVideoFrameProvider> WebToCCVideoFrameProvider::Create( | |
| 18 WebVideoFrameProvider* web_provider) { | |
| 19 return make_scoped_ptr(new WebToCCVideoFrameProvider(web_provider)); | |
| 20 } | |
| 21 | |
| 22 WebToCCVideoFrameProvider::WebToCCVideoFrameProvider( | |
| 23 WebVideoFrameProvider* web_provider) | |
| 24 : web_provider_(web_provider), web_frame_(NULL) {} | |
| 25 | |
| 26 WebToCCVideoFrameProvider::~WebToCCVideoFrameProvider() {} | |
| 27 | |
| 28 class WebToCCVideoFrameProvider::ClientAdapter | |
| 29 : public WebVideoFrameProvider::Client { | |
| 30 public: | |
| 31 explicit ClientAdapter(cc::VideoFrameProvider::Client* cc_client) | |
| 32 : cc_client_(cc_client) {} | |
| 33 virtual ~ClientAdapter() {} | |
| 34 | |
| 35 // WebVideoFrameProvider::Client implementation. | |
| 36 virtual void stopUsingProvider() { cc_client_->StopUsingProvider(); } | |
| 37 | |
| 38 virtual void didReceiveFrame() { cc_client_->DidReceiveFrame(); } | |
| 39 | |
| 40 virtual void didUpdateMatrix(const float* matrix) { | |
| 41 cc_client_->DidUpdateMatrix(matrix); | |
| 42 } | |
| 43 | |
| 44 private: | |
| 45 cc::VideoFrameProvider::Client* cc_client_; | |
| 46 }; | |
| 47 | |
| 48 void WebToCCVideoFrameProvider::SetVideoFrameProviderClient(Client* client) { | |
| 49 scoped_ptr<ClientAdapter> client_adapter; | |
| 50 if (client) | |
| 51 client_adapter.reset(new ClientAdapter(client)); | |
| 52 web_provider_->setVideoFrameProviderClient(client_adapter.get()); | |
| 53 client_adapter_ = client_adapter.Pass(); | |
| 54 } | |
| 55 | |
| 56 scoped_refptr<media::VideoFrame> WebToCCVideoFrameProvider::GetCurrentFrame() { | |
| 57 web_frame_ = web_provider_->getCurrentFrame(); | |
| 58 if (!web_frame_) | |
| 59 return scoped_refptr<media::VideoFrame>(); | |
| 60 WebVideoFrameImpl* impl = static_cast<WebVideoFrameImpl*>(web_frame_); | |
| 61 return impl->video_frame; | |
| 62 } | |
| 63 | |
| 64 void WebToCCVideoFrameProvider::PutCurrentFrame( | |
| 65 const scoped_refptr<media::VideoFrame>& frame) { | |
| 66 if (!frame) { | |
| 67 DCHECK(!web_frame_); | |
| 68 web_provider_->putCurrentFrame(web_frame_); | |
| 69 return; | |
| 70 } | |
| 71 DCHECK(web_frame_); | |
| 72 WebVideoFrameImpl* impl = static_cast<WebVideoFrameImpl*>(web_frame_); | |
| 73 DCHECK_EQ(impl->video_frame.get(), frame.get()); | |
| 74 web_provider_->putCurrentFrame(web_frame_); | |
| 75 web_frame_ = NULL; | |
| 76 } | |
| 77 | |
| 78 } // namespace webkit | |
| OLD | NEW |