WIP - WebMediaPlayer switch media renderer.

media/blink/webmediaplayer_impl.cc

Index: media/blink/webmediaplayer_impl.cc
diff --git a/media/blink/webmediaplayer_impl.cc b/media/blink/webmediaplayer_impl.cc
index 7c67743e982b430e3c7794a1e1d2a3310806ee3c..4d265a471f1812646e8d7275ab9b59c6e5b28fe6 100644
--- a/media/blink/webmediaplayer_impl.cc
+++ b/media/blink/webmediaplayer_impl.cc
@@ -167,6 +167,7 @@ WebMediaPlayerImpl::WebMediaPlayerImpl(
     base::WeakPtr<WebMediaPlayerDelegate> delegate,
     std::unique_ptr<RendererFactory> renderer_factory,
     linked_ptr<UrlIndex> url_index,
+    MediaPlayerObserver* observer,
     const WebMediaPlayerParams& params)
     : frame_(frame),
       delegate_state_(DelegateState::GONE),
@@ -227,7 +228,8 @@ WebMediaPlayerImpl::WebMediaPlayerImpl(
       suppress_destruction_errors_(false),
       can_suspend_state_(CanSuspendState::UNKNOWN),
       is_encrypted_(false),
-      underflow_count_(0) {
+      underflow_count_(0),
+      observer_(observer) {
   DCHECK(!adjust_allocated_memory_cb_.is_null());
   DCHECK(renderer_factory_);
   DCHECK(client_);
@@ -258,6 +260,10 @@ WebMediaPlayerImpl::WebMediaPlayerImpl(
       params.audio_renderer_sink().get()
           ? params.audio_renderer_sink()
           : new NullAudioSink(media_task_runner_));
+
+  if (observer_)
+    observer_->SetSwitchRenderCallback(
+        base::Bind(&WebMediaPlayerImpl::ScheduleRestart, AsWeakPtr()));
 }
 
 WebMediaPlayerImpl::~WebMediaPlayerImpl() {
@@ -337,11 +343,15 @@ void WebMediaPlayerImpl::DisableOverlay() {
 void WebMediaPlayerImpl::enteredFullscreen() {
   if (!force_video_overlays_ && !disable_fullscreen_video_overlays_)
     EnableOverlay();
+  if (observer_)
+    observer_->OnEnteredFullscreen();
 }
 
 void WebMediaPlayerImpl::exitedFullscreen() {
   if (!force_video_overlays_ && !disable_fullscreen_video_overlays_)
     DisableOverlay();
+  if (observer_)
+    observer_->OnExitedFullscreen();
 }
 
 void WebMediaPlayerImpl::DoLoad(LoadType load_type,
@@ -953,6 +963,9 @@ void WebMediaPlayerImpl::SetCdm(const CdmAttachedCB& cdm_attached_cb,
     return;
   }
 
+  if (observer_)
+    observer_->OnSetCdm(cdm_context);
+
   // If CDM initialization succeeded, tell the pipeline about it.
   pipeline_.SetCdm(cdm_context, cdm_attached_cb);
 }
@@ -1089,6 +1102,10 @@ void WebMediaPlayerImpl::OnMetadata(PipelineMetadata metadata) {
     video_weblayer_->layer()->SetContentsOpaque(opaque_);
     video_weblayer_->SetContentsOpaqueIsFixed(true);
     client_->setWebLayer(video_weblayer_.get());
+    if (observer_)

[miu, 2016/09/30 08:12:10]

style: Multi-line then-clause needs braces around it.

[xjz, 2016/10/01 00:28:41]

Done.

+      observer_->OnDecoderConfigChanged(
+          pipeline_metadata_.audio_decoder_config,
+          pipeline_metadata_.video_decoder_config);
   }
 
   CreateWatchTimeReporter();
@@ -1821,4 +1838,14 @@ void WebMediaPlayerImpl::CreateWatchTimeReporter() {
     watch_time_reporter_->OnShown();
 }
 
+void WebMediaPlayerImpl::ancestorEnteredFullscreen() {
+  if (observer_)
+    observer_->OnEnteredFullscreen();
+}
+
+void WebMediaPlayerImpl::ancestorExitedFullscreen() {
+  if (observer_)
+    observer_->OnExitedFullscreen();
+}
+
 }  // namespace media