Make RendererMediaPlayerManager a RenderFrameObserver.

content/browser/media/android/browser_media_player_manager.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 "content/browser/media/android/browser_media_player_manager.h"
 
 #include "base/android/scoped_java_ref.h"
 #include "base/command_line.h"
 #include "base/stl_util.h"
 #include "content/browser/android/content_view_core_impl.h"
 #include "content/browser/media/android/browser_demuxer_android.h"
 #include "content/browser/media/android/media_resource_getter_impl.h"
 #include "content/browser/renderer_host/render_view_host_impl.h"
 #include "content/browser/web_contents/web_contents_view_android.h"
 #include "content/common/media/cdm_messages.h"
 #include "content/common/media/media_player_messages_android.h"
 #include "content/public/browser/android/content_view_core.h"
 #include "content/public/browser/android/external_video_surface_container.h"
 #include "content/public/browser/browser_context.h"
 #include "content/public/browser/content_browser_client.h"
+#include "content/public/browser/render_frame_host.h"
 #include "content/public/browser/render_process_host.h"
 #include "content/public/browser/render_view_host.h"
 #include "content/public/browser/storage_partition.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/browser/web_contents_delegate.h"
 #include "content/public/common/content_client.h"
 #include "content/public/common/content_switches.h"
 #include "media/base/android/media_player_bridge.h"
 #include "media/base/android/media_source_player.h"
 #include "media/base/cdm_factory.h"
@@ skipping 20 matching lines @@
 
 static BrowserMediaPlayerManager::Factory g_factory = NULL;
 
 // static
 void BrowserMediaPlayerManager::RegisterFactory(Factory factory) {
   g_factory = factory;
 }
 
 // static
 BrowserMediaPlayerManager* BrowserMediaPlayerManager::Create(
-    RenderViewHost* rvh) {
+    RenderFrameHost* rfh) {
   if (g_factory)
-    return g_factory(rvh);
-  return new BrowserMediaPlayerManager(rvh);
+    return g_factory(rfh);
+  return new BrowserMediaPlayerManager(rfh);
 }
 
 ContentViewCoreImpl* BrowserMediaPlayerManager::GetContentViewCore() const {
   return ContentViewCoreImpl::FromWebContents(web_contents());
 }
 
 MediaPlayerAndroid* BrowserMediaPlayerManager::CreateMediaPlayer(
     MediaPlayerHostMsg_Initialize_Type type,
     int player_id,
     const GURL& url,
@@ skipping 44 matching lines @@
                      weak_ptr_factory_.GetWeakPtr()),
           demuxer->CreateDemuxer(demuxer_client_id));
     }
   }
 
   NOTREACHED();
   return NULL;
 }
 
 BrowserMediaPlayerManager::BrowserMediaPlayerManager(
-    RenderViewHost* render_view_host)
-    : WebContentsObserver(WebContents::FromRenderViewHost(render_view_host)),
+    RenderFrameHost* render_frame_host)
+    : render_frame_host_(render_frame_host),
       fullscreen_player_id_(-1),
       fullscreen_player_is_released_(false),
-      web_contents_(WebContents::FromRenderViewHost(render_view_host)),
+      web_contents_(WebContents::FromRenderFrameHost(render_frame_host)),
       weak_ptr_factory_(this) {
 }
 
 BrowserMediaPlayerManager::~BrowserMediaPlayerManager() {}
 
-bool BrowserMediaPlayerManager::OnMessageReceived(const IPC::Message& msg) {
-  bool handled = true;
-  IPC_BEGIN_MESSAGE_MAP(BrowserMediaPlayerManager, msg)
-    IPC_MESSAGE_HANDLER(MediaPlayerHostMsg_EnterFullscreen, OnEnterFullscreen)
-    IPC_MESSAGE_HANDLER(MediaPlayerHostMsg_ExitFullscreen, OnExitFullscreen)
-    IPC_MESSAGE_HANDLER(MediaPlayerHostMsg_Initialize, OnInitialize)
-    IPC_MESSAGE_HANDLER(MediaPlayerHostMsg_Start, OnStart)
-    IPC_MESSAGE_HANDLER(MediaPlayerHostMsg_Seek, OnSeek)
-    IPC_MESSAGE_HANDLER(MediaPlayerHostMsg_Pause, OnPause)
-    IPC_MESSAGE_HANDLER(MediaPlayerHostMsg_SetVolume, OnSetVolume)
-    IPC_MESSAGE_HANDLER(MediaPlayerHostMsg_SetPoster, OnSetPoster)
-    IPC_MESSAGE_HANDLER(MediaPlayerHostMsg_Release, OnReleaseResources)
-    IPC_MESSAGE_HANDLER(MediaPlayerHostMsg_DestroyMediaPlayer, OnDestroyPlayer)
-    IPC_MESSAGE_HANDLER(MediaPlayerHostMsg_DestroyAllMediaPlayers,
-                        DestroyAllMediaPlayers)
-    IPC_MESSAGE_HANDLER(MediaPlayerHostMsg_SetCdm, OnSetCdm)
-    IPC_MESSAGE_HANDLER(CdmHostMsg_InitializeCdm, OnInitializeCdm)
-    IPC_MESSAGE_HANDLER(CdmHostMsg_CreateSession, OnCreateSession)
-    IPC_MESSAGE_HANDLER(CdmHostMsg_UpdateSession, OnUpdateSession)
-    IPC_MESSAGE_HANDLER(CdmHostMsg_ReleaseSession, OnReleaseSession)
-    IPC_MESSAGE_HANDLER(CdmHostMsg_DestroyCdm, OnDestroyCdm)
-#if defined(VIDEO_HOLE)
-    IPC_MESSAGE_HANDLER(MediaPlayerHostMsg_NotifyExternalSurface,
-                        OnNotifyExternalSurface)
-#endif  // defined(VIDEO_HOLE)
-    IPC_MESSAGE_UNHANDLED(handled = false)
-  IPC_END_MESSAGE_MAP()
-  return handled;
-}
-
 void BrowserMediaPlayerManager::FullscreenPlayerPlay() {
   MediaPlayerAndroid* player = GetFullscreenPlayer();
   if (player) {
     if (fullscreen_player_is_released_) {
       video_view_->OpenVideo();
       fullscreen_player_is_released_ = false;
     }
     player->Start();
-    Send(new MediaPlayerMsg_DidMediaPlayerPlay(
-        routing_id(), fullscreen_player_id_));
+    Send(new MediaPlayerMsg_DidMediaPlayerPlay(RoutingID(),
+                                               fullscreen_player_id_));
   }
 }
 
 void BrowserMediaPlayerManager::FullscreenPlayerPause() {
   MediaPlayerAndroid* player = GetFullscreenPlayer();
   if (player) {
     player->Pause(true);
-    Send(new MediaPlayerMsg_DidMediaPlayerPause(
-        routing_id(), fullscreen_player_id_));
+    Send(new MediaPlayerMsg_DidMediaPlayerPause(RoutingID(),
+                                                fullscreen_player_id_));
   }
 }
 
 void BrowserMediaPlayerManager::FullscreenPlayerSeek(int msec) {
   MediaPlayerAndroid* player = GetFullscreenPlayer();
   if (player) {
     // TODO(kbalazs): if |fullscreen_player_is_released_| is true
     // at this point, player->GetCurrentTime() will be wrong until
     // FullscreenPlayerPlay (http://crbug.com/322798).
     OnSeekRequest(fullscreen_player_id_,
                   base::TimeDelta::FromMilliseconds(msec));
   }
 }
 
 void BrowserMediaPlayerManager::ExitFullscreen(bool release_media_player) {
   if (!CommandLine::ForCurrentProcess()->HasSwitch(
       switches::kDisableOverlayFullscreenVideoSubtitle)) {
     if (WebContentsDelegate* delegate = web_contents_->GetDelegate())
       delegate->ToggleFullscreenModeForTab(web_contents_, false);
     if (RenderWidgetHostViewAndroid* view_android =
         static_cast<RenderWidgetHostViewAndroid*>(
             web_contents_->GetRenderWidgetHostView())) {
       view_android->SetOverlayVideoMode(false);
     }
   }
 
-  Send(new MediaPlayerMsg_DidExitFullscreen(
-      routing_id(), fullscreen_player_id_));
+  Send(
+      new MediaPlayerMsg_DidExitFullscreen(RoutingID(), fullscreen_player_id_));
   video_view_.reset();
   MediaPlayerAndroid* player = GetFullscreenPlayer();
   fullscreen_player_id_ = -1;
   if (!player)
     return;
   if (release_media_player)
     ReleaseFullscreenPlayer(player);
   else
     player->SetVideoSurface(gfx::ScopedJavaSurface());
 }
 
 void BrowserMediaPlayerManager::OnTimeUpdate(int player_id,
                                              base::TimeDelta current_time) {
-  Send(new MediaPlayerMsg_MediaTimeUpdate(
-      routing_id(), player_id, current_time));
+  Send(
+      new MediaPlayerMsg_MediaTimeUpdate(RoutingID(), player_id, current_time));
 }
 
 void BrowserMediaPlayerManager::SetVideoSurface(
     gfx::ScopedJavaSurface surface) {
   MediaPlayerAndroid* player = GetFullscreenPlayer();
   if (!player)
     return;
 
   bool empty_surface = surface.IsEmpty();
   player->SetVideoSurface(surface.Pass());
   if (empty_surface)
     return;
 
-  Send(new MediaPlayerMsg_DidEnterFullscreen(routing_id(),
-                                             player->player_id()));
+  Send(new MediaPlayerMsg_DidEnterFullscreen(RoutingID(), player->player_id()));
   if (CommandLine::ForCurrentProcess()->HasSwitch(
       switches::kDisableOverlayFullscreenVideoSubtitle)) {
     return;
   }
   if (RenderWidgetHostViewAndroid* view_android =
       static_cast<RenderWidgetHostViewAndroid*>(
           web_contents_->GetRenderWidgetHostView())) {
     view_android->SetOverlayVideoMode(true);
   }
   if (WebContentsDelegate* delegate = web_contents_->GetDelegate())
     delegate->ToggleFullscreenModeForTab(web_contents_, true);
 }
 
 void BrowserMediaPlayerManager::OnMediaMetadataChanged(
     int player_id, base::TimeDelta duration, int width, int height,
     bool success) {
   Send(new MediaPlayerMsg_MediaMetadataChanged(
-      routing_id(), player_id, duration, width, height, success));
+      RoutingID(), player_id, duration, width, height, success));
   if (fullscreen_player_id_ == player_id)
     video_view_->UpdateMediaMetadata();
 }
 
 void BrowserMediaPlayerManager::OnPlaybackComplete(int player_id) {
-  Send(new MediaPlayerMsg_MediaPlaybackCompleted(routing_id(), player_id));
+  Send(new MediaPlayerMsg_MediaPlaybackCompleted(RoutingID(), player_id));
   if (fullscreen_player_id_ == player_id)
     video_view_->OnPlaybackComplete();
 }
 
 void BrowserMediaPlayerManager::OnMediaInterrupted(int player_id) {
   // Tell WebKit that the audio should be paused, then release all resources
-  Send(new MediaPlayerMsg_MediaPlayerReleased(routing_id(), player_id));
+  Send(new MediaPlayerMsg_MediaPlayerReleased(RoutingID(), player_id));
   OnReleaseResources(player_id);
 }
 
 void BrowserMediaPlayerManager::OnBufferingUpdate(
     int player_id, int percentage) {
   Send(new MediaPlayerMsg_MediaBufferingUpdate(
-      routing_id(), player_id, percentage));
+      RoutingID(), player_id, percentage));
   if (fullscreen_player_id_ == player_id)
     video_view_->OnBufferingUpdate(percentage);
 }
 
 void BrowserMediaPlayerManager::OnSeekRequest(
     int player_id,
     const base::TimeDelta& time_to_seek) {
-  Send(new MediaPlayerMsg_SeekRequest(routing_id(), player_id, time_to_seek));
+  Send(new MediaPlayerMsg_SeekRequest(RoutingID(), player_id, time_to_seek));
+}
+
+void BrowserMediaPlayerManager::PauseVideo() {
+  Send(new MediaPlayerMsg_PauseVideo(RoutingID()));
 }
 
 void BrowserMediaPlayerManager::OnSeekComplete(
     int player_id,
     const base::TimeDelta& current_time) {
-  Send(new MediaPlayerMsg_SeekCompleted(routing_id(), player_id, current_time));
+  Send(new MediaPlayerMsg_SeekCompleted(RoutingID(), player_id, current_time));
 }
 
 void BrowserMediaPlayerManager::OnError(int player_id, int error) {
-  Send(new MediaPlayerMsg_MediaError(routing_id(), player_id, error));
+  Send(new MediaPlayerMsg_MediaError(RoutingID(), player_id, error));
   if (fullscreen_player_id_ == player_id)
     video_view_->OnMediaPlayerError(error);
 }
 
 void BrowserMediaPlayerManager::OnVideoSizeChanged(
     int player_id, int width, int height) {
-  Send(new MediaPlayerMsg_MediaVideoSizeChanged(routing_id(), player_id,
+  Send(new MediaPlayerMsg_MediaVideoSizeChanged(RoutingID(), player_id,
       width, height));
   if (fullscreen_player_id_ == player_id)
     video_view_->OnVideoSizeChanged(width, height);
 }
 
 media::MediaResourceGetter*
 BrowserMediaPlayerManager::GetMediaResourceGetter() {
   if (!media_resource_getter_.get()) {
     RenderProcessHost* host = web_contents()->GetRenderProcessHost();
     BrowserContext* context = host->GetBrowserContext();
@@ skipping 47 matching lines @@
     OnError(player_id, MediaPlayerAndroid::MEDIA_ERROR_DECODE);
     return;
   }
 
   // Send an IPC to the render process to request the video element to enter
   // fullscreen. OnEnterFullscreen() will be called later on success.
   // This guarantees the fullscreen video will be rendered correctly.
   // TODO(qinmin): make this flag default on android.
   if (CommandLine::ForCurrentProcess()->HasSwitch(
       switches::kDisableGestureRequirementForMediaFullscreen)) {
-    Send(new MediaPlayerMsg_RequestFullscreen(routing_id(), player_id));
+    Send(new MediaPlayerMsg_RequestFullscreen(RoutingID(), player_id));
   }
 }
 
 // The following 5 functions are EME MediaKeySession events.
 
 void BrowserMediaPlayerManager::OnSessionCreated(
     int cdm_id,
     uint32 session_id,
     const std::string& web_session_id) {
   Send(new CdmMsg_SessionCreated(
-      routing_id(), cdm_id, session_id, web_session_id));
+      RoutingID(), cdm_id, session_id, web_session_id));
 }
 
 void BrowserMediaPlayerManager::OnSessionMessage(
     int cdm_id,
     uint32 session_id,
     const std::vector<uint8>& message,
     const std::string& destination_url) {
   GURL destination_gurl(destination_url);
   if (!destination_gurl.is_valid() && !destination_gurl.is_empty()) {
     DLOG(WARNING) << "SessionMessage destination_url is invalid : "
                   << destination_gurl.possibly_invalid_spec();
     destination_gurl = GURL::EmptyGURL();  // Replace invalid destination_url.
   }
 
   Send(new CdmMsg_SessionMessage(
-      routing_id(), cdm_id, session_id, message, destination_gurl));
+      RoutingID(), cdm_id, session_id, message, destination_gurl));
 }
 
 void BrowserMediaPlayerManager::OnSessionReady(int cdm_id, uint32 session_id) {
-  Send(new CdmMsg_SessionReady(routing_id(), cdm_id, session_id));
+  Send(new CdmMsg_SessionReady(RoutingID(), cdm_id, session_id));
 }
 
 void BrowserMediaPlayerManager::OnSessionClosed(int cdm_id, uint32 session_id) {
-  Send(new CdmMsg_SessionClosed(routing_id(), cdm_id, session_id));
+  Send(new CdmMsg_SessionClosed(RoutingID(), cdm_id, session_id));
 }
 
 void BrowserMediaPlayerManager::OnSessionError(
     int cdm_id,
     uint32 session_id,
     media::MediaKeys::KeyError error_code,
     uint32 system_code) {
   Send(new CdmMsg_SessionError(
-      routing_id(), cdm_id, session_id, error_code, system_code));
+      RoutingID(), cdm_id, session_id, error_code, system_code));
 }
 
 #if defined(VIDEO_HOLE)
 void BrowserMediaPlayerManager::AttachExternalVideoSurface(int player_id,
                                                            jobject surface) {
   MediaPlayerAndroid* player = GetPlayer(player_id);
   if (player) {
     player->SetVideoSurface(
         gfx::ScopedJavaSurface::AcquireExternalSurface(surface));
   }
@@ skipping 63 matching lines @@
     if (!j_content_video_view.is_null()) {
       fullscreen_player_id_ = player_id;
       return;
     }
   }
 
   // Force the second video to exit fullscreen.
   // TODO(qinmin): There is no need to send DidEnterFullscreen message.
   // However, if we don't send the message, page layers will not be
   // correctly restored. http:crbug.com/367346.
-  Send(new MediaPlayerMsg_DidEnterFullscreen(routing_id(), player_id));
-  Send(new MediaPlayerMsg_DidExitFullscreen(routing_id(), player_id));
+  Send(new MediaPlayerMsg_DidEnterFullscreen(RoutingID(), player_id));
+  Send(new MediaPlayerMsg_DidExitFullscreen(RoutingID(), player_id));
   video_view_.reset();
 }
 
 void BrowserMediaPlayerManager::OnExitFullscreen(int player_id) {
   if (fullscreen_player_id_ == player_id) {
     MediaPlayerAndroid* player = GetPlayer(player_id);
     if (player)
       player->SetVideoSurface(gfx::ScopedJavaSurface());
     video_view_->OnExitFullscreen();
   }
@@ skipping 310 matching lines @@
   // Do now support setting one CDM on multiple players.
 
   if (ContainsKey(cdm_to_player_map_, cdm_id)) {
     DVLOG(1) << "CDM is already set on another player.";
     return;
   }
 
   cdm_to_player_map_[cdm_id] = player_id;
 }
 
+int BrowserMediaPlayerManager::RoutingID() {
+  return render_frame_host_->GetRoutingID();
+}
+
+bool BrowserMediaPlayerManager::Send(IPC::Message* msg) {
+  return render_frame_host_->Send(msg);
+}
+
 void BrowserMediaPlayerManager::CreateSessionIfPermitted(
     int cdm_id,
     uint32 session_id,
     const std::string& content_type,
     const std::vector<uint8>& init_data,
     bool permitted) {
   if (!permitted) {
     OnSessionError(cdm_id, session_id, media::MediaKeys::kUnknownError, 0);
     return;
   }
@@ skipping 29 matching lines @@
   }
 
   // Number of active players are less than the threshold, do nothing.
   if (num_active_player < kMediaPlayerThreshold)
     return;
 
   for (it = players_.begin(); it != players_.end(); ++it) {
     if ((*it)->IsPlayerReady() && !(*it)->IsPlaying() &&
         fullscreen_player_id_ != (*it)->player_id()) {
       (*it)->Release();
-      Send(new MediaPlayerMsg_MediaPlayerReleased(
-          routing_id(), (*it)->player_id()));
+      Send(new MediaPlayerMsg_MediaPlayerReleased(RoutingID(),
+                                                  (*it)->player_id()));
     }
   }
 }
 
 void BrowserMediaPlayerManager::OnMediaResourcesReleased(int player_id) {
 #if defined(VIDEO_HOLE)
   MediaPlayerAndroid* player = GetPlayer(player_id);
   if (player && player->IsSurfaceInUse())
     return;
   if (external_video_surface_container_)
     external_video_surface_container_->ReleaseExternalVideoSurface(player_id);
 #endif  // defined(VIDEO_HOLE)
 }
 
 }  // namespace content