Media Remoting: Add RemotingController.

media/blink/webmediaplayer_impl.cc

 // Copyright 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 "media/blink/webmediaplayer_impl.h"
 
 #include <algorithm>
 #include <cmath>
 #include <limits>
 #include <string>
@@ skipping 209 matching lines @@
       cast_impl_(this, client_, params.context_3d_cb()),
 #endif
       volume_(1.0),
       volume_multiplier_(1.0),
       renderer_factory_(std::move(renderer_factory)),
       surface_manager_(params.surface_manager()),
       overlay_surface_id_(SurfaceManager::kNoSurfaceID),
       suppress_destruction_errors_(false),
       can_suspend_state_(CanSuspendState::UNKNOWN),
       is_encrypted_(false),
-      underflow_count_(0) {
+      underflow_count_(0),
+      observer_(params.media_observer()) {
   DCHECK(!adjust_allocated_memory_cb_.is_null());
   DCHECK(renderer_factory_);
   DCHECK(client_);
 
   force_video_overlays_ = base::CommandLine::ForCurrentProcess()->HasSwitch(
       switches::kForceVideoOverlays);
 
   disable_fullscreen_video_overlays_ =
       !base::FeatureList::IsEnabled(media::kOverlayFullscreenVideo);
 
@@ skipping 89 matching lines @@
   surface_created_cb_.Cancel();
   overlay_surface_id_ = SurfaceManager::kNoSurfaceID;
 
   if (decoder_requires_restart_for_overlay_)
     ScheduleRestart();
 }
 
 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,
                                 const blink::WebURL& url,
                                 CORSMode cors_mode) {
   DVLOG(1) << __func__;
   DCHECK(main_task_runner_->BelongsToCurrentThread());
 
   GURL gurl(url);
   ReportMetrics(load_type, gurl, frame_->getSecurityOrigin());
@@ skipping 591 matching lines @@
   }
 }
 
 void WebMediaPlayerImpl::SetCdm(const CdmAttachedCB& cdm_attached_cb,
                                 CdmContext* cdm_context) {
   if (!cdm_context) {
     cdm_attached_cb.Run(false);
     return;
   }
 
+  if (observer_)
+    observer_->OnSetCdm(cdm_context);
+
   // If CDM initialization succeeded, tell the pipeline about it.
   pipeline_.SetCdm(cdm_context, cdm_attached_cb);
 }
 
 void WebMediaPlayerImpl::OnCdmAttached(bool success) {
   if (success) {
     set_cdm_result_->complete();
     set_cdm_result_.reset();
     is_cdm_attached_ = true;
     return;
@@ skipping 118 matching lines @@
       surface_manager_->NaturalSizeChanged(pipeline_metadata_.natural_size);
 
     DCHECK(!video_weblayer_);
     video_weblayer_.reset(new cc_blink::WebLayerImpl(cc::VideoLayer::Create(
         compositor_, pipeline_metadata_.video_rotation)));
     video_weblayer_->layer()->SetContentsOpaque(opaque_);
     video_weblayer_->SetContentsOpaqueIsFixed(true);
     client_->setWebLayer(video_weblayer_.get());
   }
 
+  if (observer_)
+    observer_->OnMetadata(metadata);

[miu, 2016/10/05 19:13:57]

naming nit: OnMetadataChanged()

[xjz, 2016/10/05 23:39:02]

Done.

+
   CreateWatchTimeReporter();
   UpdatePlayState();
 }
 
 void WebMediaPlayerImpl::OnBufferingStateChange(BufferingState state) {
   DVLOG(1) << __func__ << "(" << state << ")";
   DCHECK(main_task_runner_->BelongsToCurrentThread());
 
   // Ignore buffering state changes until we've completed all outstanding
   // operations.
@@ skipping 710 matching lines @@
       hasAudio(), hasVideo(), !!chunk_demuxer_, is_encrypted_, media_log_,
       pipeline_metadata_.natural_size,
       base::Bind(&GetCurrentTimeInternal, this)));
   watch_time_reporter_->OnVolumeChange(volume_);
   if (delegate_ && delegate_->IsHidden())
     watch_time_reporter_->OnHidden();
   else
     watch_time_reporter_->OnShown();
 }
 
+void WebMediaPlayerImpl::ancestorEnteredFullscreen() {
+  if (observer_)
+    observer_->OnEnteredFullscreen();
+}
+
+void WebMediaPlayerImpl::ancestorExitedFullscreen() {
+  if (observer_)
+    observer_->OnExitedFullscreen();
+}
+
 }  // namespace media