Index: content/renderer/media/media_stream_source_observer.cc |
diff --git a/content/renderer/media/media_stream_source_observer.cc b/content/renderer/media/media_stream_source_observer.cc |
new file mode 100644 |
index 0000000000000000000000000000000000000000..094212ad622c6068b8255fdbb41bc050bda33fd7 |
--- /dev/null |
+++ b/content/renderer/media/media_stream_source_observer.cc |
@@ -0,0 +1,61 @@ |
+// Copyright (c) 2013 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 "content/renderer/media/media_stream_source_observer.h" |
+ |
+#include "base/logging.h" |
+ |
+namespace content { |
+ |
+MediaStreamSourceObserver::MediaStreamSourceObserver( |
+ webrtc::MediaSourceInterface* webrtc_source, |
+ const WebKit::WebMediaStreamSource& webkit_source) |
+ : state_(webrtc_source->state()), |
+ webrtc_source_(webrtc_source), |
+ webkit_source_(webkit_source) { |
+ DCHECK(CalledOnValidThread()); |
+ webrtc_source_->RegisterObserver(this); |
+} |
+ |
+MediaStreamSourceObserver::~MediaStreamSourceObserver() { |
+ if (webrtc_source_) |
+ webrtc_source_->UnregisterObserver(this); |
+} |
+ |
+void MediaStreamSourceObserver::OnChanged() { |
+ DCHECK(CalledOnValidThread()); |
+ // There should be no more notification after kEnded. |
+ DCHECK(webrtc_source_ != NULL); |
+ |
tommi (sloooow) - chröme
2013/04/23 09:50:55
one empty line
|
+ |
+ webrtc::MediaSourceInterface::SourceState state = webrtc_source_->state(); |
+ if (state == state_) |
+ return; |
+ state_ = state; |
+ |
+ switch (state) { |
+ case webrtc::MediaSourceInterface::kInitializing: |
+ /* kInitializing is not ready state. */ |
perkj_chrome
2013/04/18 13:36:20
Can you rewrite this comment a bit. Ie kInitializi
tommi (sloooow) - chröme
2013/04/23 09:50:55
This looks like copy/paste from another changelist
|
+ break; |
+ case webrtc::MediaSourceInterface::kLive: |
+ webkit_source_.setReadyState( |
+ WebKit::WebMediaStreamSource::ReadyStateLive); |
+ break; |
+ case webrtc::MediaSourceInterface::kMuted: |
+ webkit_source_.setReadyState( |
+ WebKit::WebMediaStreamSource::ReadyStateMuted); |
+ break; |
+ case webrtc::MediaSourceInterface::kEnded: |
+ webkit_source_.setReadyState( |
+ WebKit::WebMediaStreamSource::ReadyStateEnded); |
+ webrtc_source_->UnregisterObserver(this); |
+ webrtc_source_ = NULL; |
+ webkit_source_.reset(); |
+ break; |
+ default: |
+ NOTREACHED(); |
+ } |
+} |
+ |
+} // namespace content |