Restart fullscreen video playback when switching back from background

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/command_line.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"
@@ skipping 33 matching lines @@
 }
 
 // static
 BrowserMediaPlayerManager* BrowserMediaPlayerManager::Create(
     RenderViewHost* rvh) {
   if (g_factory)
     return g_factory(rvh);
   return new BrowserMediaPlayerManager(rvh);
 }
 
+ContentViewCoreImpl* BrowserMediaPlayerManager::GetContentViewCore() const {
+  return ContentViewCoreImpl::FromWebContents(web_contents());
+}
+
 #if !defined(GOOGLE_TV)
 // static
 MediaPlayerAndroid* BrowserMediaPlayerManager::CreateMediaPlayer(
     MediaPlayerHostMsg_Initialize_Type type,
     int player_id,
     const GURL& url,
     const GURL& first_party_for_cookies,
     int demuxer_client_id,
     bool hide_url_log,
     MediaPlayerManager* manager,
@@ skipping 29 matching lines @@
   NOTREACHED();
   return NULL;
 }
 #endif
 
 BrowserMediaPlayerManager::BrowserMediaPlayerManager(
     RenderViewHost* render_view_host)
     : WebContentsObserver(WebContents::FromRenderViewHost(render_view_host)),
       fullscreen_player_id_(-1),
       pending_fullscreen_player_id_(-1),
-      fullscreen_player_is_released_(false),
       web_contents_(WebContents::FromRenderViewHost(render_view_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)
@@ skipping 19 matching lines @@
                         OnNotifyExternalSurface)
 #endif
     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_));
   }
 }
 
 void BrowserMediaPlayerManager::FullscreenPlayerPause() {
   MediaPlayerAndroid* player = GetFullscreenPlayer();
   if (player) {
     player->Pause(true);
@@ skipping 20 matching lines @@
   MediaPlayerAndroid* player = GetFullscreenPlayer();
   fullscreen_player_id_ = -1;
   if (!player)
     return;
   if (release_media_player)
     player->Release();
   else
     player->SetVideoSurface(gfx::ScopedJavaSurface());
 }
 
+void BrowserMediaPlayerManager::SuspendFullscreen() {
+  MediaPlayerAndroid* player = GetFullscreenPlayer();
+  if (player)
+    player->SetVideoSurface(gfx::ScopedJavaSurface());
+}
+
+void BrowserMediaPlayerManager::ResumeFullscreen(
+    gfx::ScopedJavaSurface surface) {
+  MediaPlayerAndroid* player = GetFullscreenPlayer();
+  if (player)
+    player->SetVideoSurface(surface.Pass());
+}
+
 void BrowserMediaPlayerManager::OnTimeUpdate(int player_id,
                                              base::TimeDelta current_time) {
   Send(new MediaPlayerMsg_MediaTimeUpdate(
       routing_id(), player_id, current_time));
 }
 
 void BrowserMediaPlayerManager::SetVideoSurface(
     gfx::ScopedJavaSurface surface) {
   MediaPlayerAndroid* player = GetFullscreenPlayer();
   if (player) {
@@ skipping 249 matching lines @@
 void BrowserMediaPlayerManager::OnEnterFullscreen(int player_id) {
   DCHECK_EQ(fullscreen_player_id_, -1);
   if (media_keys_ids_pending_approval_.find(player_id) !=
       media_keys_ids_pending_approval_.end()) {
     return;
   }
 
   if (video_view_.get()) {
     fullscreen_player_id_ = player_id;
     video_view_->OpenVideo();
-  } else if (!ContentVideoView::HasContentVideoView()) {
+  } else if (!ContentVideoView::GetInstance()) {
     // In Android WebView, two ContentViewCores could both try to enter
     // fullscreen video, we just ignore the second one.
     fullscreen_player_id_ = player_id;
-    ContentViewCoreImpl* content_view_core_impl =
-        ContentViewCoreImpl::FromWebContents(web_contents());
-    video_view_.reset(new ContentVideoView(content_view_core_impl->GetContext(),
-        content_view_core_impl->GetContentVideoViewClient(), this));
+    video_view_.reset(new ContentVideoView(this));
   }
 }
 
 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 44 matching lines @@
 void BrowserMediaPlayerManager::OnSetVolume(int player_id, double volume) {
   MediaPlayerAndroid* player = GetPlayer(player_id);
   if (player)
     player->SetVolume(volume);
 }
 
 void BrowserMediaPlayerManager::OnReleaseResources(int player_id) {
   MediaPlayerAndroid* player = GetPlayer(player_id);
   if (player)
     player->Release();
-  if (player_id == fullscreen_player_id_)
-    fullscreen_player_is_released_ = true;
 
 #if defined(GOOGLE_TV)
   WebContentsViewAndroid* view =
       static_cast<WebContentsViewAndroid*>(web_contents_->GetView());
   if (view)
     view->NotifyExternalSurface(player_id, false, gfx::RectF());
 #endif
 }
 
 void BrowserMediaPlayerManager::OnDestroyPlayer(int player_id) {
@@ skipping 200 matching lines @@
   if (pending_fullscreen_player_id_ != media_keys_id)
     return;
 
   pending_fullscreen_player_id_ = -1;
   MediaPlayerAndroid* player = GetPlayer(media_keys_id);
   if (player->IsPlaying())
     OnProtectedSurfaceRequested(media_keys_id);
 }
 
 }  // namespace content