content/renderer/media/android/renderer_media_player_manager.h

   1 // Copyright 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef CONTENT_RENDERER_MEDIA_ANDROID_RENDERER_MEDIA_PLAYER_MANAGER_H_
   6 #define CONTENT_RENDERER_MEDIA_ANDROID_RENDERER_MEDIA_PLAYER_MANAGER_H_
   7
   8 #include <map>
   9 #include <string>
  10
  11 #include "base/basictypes.h"
  12 #include "base/time/time.h"
  13 #include "content/common/media/media_player_messages_enums_android.h"
  14 #include "content/public/renderer/render_frame_observer.h"
  15 #include "media/base/android/media_player_android.h"
  16 #include "url/gurl.h"
  17
  18 namespace blink {
  19 class WebFrame;
  20 }
  21
  22 namespace gfx {
  23 class RectF;
  24 }
  25
  26 struct MediaPlayerHostMsg_Initialize_Params;
  27
  28 namespace content {
  29 class WebMediaPlayerAndroid;
  30
  31 // Class for managing all the WebMediaPlayerAndroid objects in the same
  32 // RenderFrame.
  33 class RendererMediaPlayerManager : public RenderFrameObserver {
  34  public:
  35   // Constructs a RendererMediaPlayerManager object for the |render_frame|.
  36   explicit RendererMediaPlayerManager(RenderFrame* render_frame);
  37   ~RendererMediaPlayerManager() override;
  38
  39   // RenderFrameObserver overrides.
  40   bool OnMessageReceived(const IPC::Message& msg) override;
  41   void WasHidden() override;
  42
  43   // Initializes a MediaPlayerAndroid object in browser process.
  44   void Initialize(MediaPlayerHostMsg_Initialize_Type type,
  45                   int player_id,
  46                   const GURL& url,
  47                   const GURL& first_party_for_cookies,
  48                   int demuxer_client_id,
  49                   const GURL& frame_url,
  50                   bool allow_credentials);
  51
  52   // Starts the player.
  53   void Start(int player_id);
  54
  55   // Pauses the player.
  56   // is_media_related_action should be true if this pause is coming from an
  57   // an action that explicitly pauses the video (user pressing pause, JS, etc.)
  58   // Otherwise it should be false if Pause is being called due to other reasons
  59   // (cleanup, freeing resources, etc.)
  60   void Pause(int player_id, bool is_media_related_action);
  61
  62   // Performs seek on the player.
  63   void Seek(int player_id, const base::TimeDelta& time);
  64
  65   // Sets the player volume.
  66   void SetVolume(int player_id, double volume);
  67
  68   // Sets the poster image.
  69   void SetPoster(int player_id, const GURL& poster);
  70
  71   // Releases resources for the player.
  72   void ReleaseResources(int player_id);
  73
  74   // Destroys the player in the browser process
  75   void DestroyPlayer(int player_id);
  76
  77   // Requests remote playback if possible
  78   void RequestRemotePlayback(int player_id);
  79
  80   // Requests control of remote playback
  81   void RequestRemotePlaybackControl(int player_id);
  82
  83   // Requests the player to enter fullscreen.
  84   void EnterFullscreen(int player_id);
  85
  86   // Requests the player with |player_id| to use the CDM with |cdm_id|.
  87   // Does nothing if |cdm_id| is kInvalidCdmId.
  88   // TODO(xhwang): Update this when we implement setCdm(0).
  89   void SetCdm(int player_id, int cdm_id);
  90
  91 #if defined(VIDEO_HOLE)
  92   // Requests an external surface for out-of-band compositing.
  93   void RequestExternalSurface(int player_id, const gfx::RectF& geometry);
  94
  95   // RenderFrameObserver overrides.
  96   void DidCommitCompositorFrame() override;
  97
  98   // Returns true if a media player should use video-overlay for the embedded
  99   // encrypted video.
 100   bool ShouldUseVideoOverlayForEmbeddedEncryptedVideo();
 101 #endif  // defined(VIDEO_HOLE)
 102
 103   // Registers and unregisters a WebMediaPlayerAndroid object.
 104   int RegisterMediaPlayer(WebMediaPlayerAndroid* player);
 105   void UnregisterMediaPlayer(int player_id);
 106
 107   // Gets the pointer to WebMediaPlayerAndroid given the |player_id|.
 108   WebMediaPlayerAndroid* GetMediaPlayer(int player_id);
 109
 110 #if defined(VIDEO_HOLE)
 111   // Gets the list of media players with video geometry changes.
 112   void RetrieveGeometryChanges(std::map<int, gfx::RectF>* changes);
 113 #endif  // defined(VIDEO_HOLE)
 114
 115  private:
 116   // Message handlers.
 117   void OnMediaMetadataChanged(int player_id,
 118                               base::TimeDelta duration,
 119                               int width,
 120                               int height,
 121                               bool success);
 122   void OnMediaPlaybackCompleted(int player_id);
 123   void OnMediaBufferingUpdate(int player_id, int percent);
 124   void OnSeekRequest(int player_id, const base::TimeDelta& time_to_seek);
 125   void OnSeekCompleted(int player_id,
 126                        const base::TimeDelta& current_timestamp);
 127   void OnMediaError(int player_id, int error);
 128   void OnVideoSizeChanged(int player_id, int width, int height);
 129   void OnTimeUpdate(int player_id,
 130                     base::TimeDelta current_timestamp,
 131                     base::TimeTicks current_time_ticks);
 132   void OnWaitingForDecryptionKey(int player_id);
 133   void OnMediaPlayerReleased(int player_id);
 134   void OnConnectedToRemoteDevice(int player_id,
 135       const std::string& remote_playback_message);
 136   void OnDisconnectedFromRemoteDevice(int player_id);
 137   void OnDidExitFullscreen(int player_id);
 138   void OnDidEnterFullscreen(int player_id);
 139   void OnPlayerPlay(int player_id);
 140   void OnPlayerPause(int player_id);
 141   void OnRemoteRouteAvailabilityChanged(int player_id, bool routes_available);
 142
 143   // Release all video player resources.
 144   // If something is in progress the resource will not be freed. It will
 145   // only be freed once the tab is destroyed or if the user navigates away
 146   // via WebMediaPlayerAndroid::Destroy.
 147   void ReleaseVideoResources();
 148
 149   // Info for all available WebMediaPlayerAndroid on a page; kept so that
 150   // we can enumerate them to send updates about tab focus and visibility.
 151   std::map<int, WebMediaPlayerAndroid*> media_players_;
 152
 153   int next_media_player_id_;
 154
 155   DISALLOW_COPY_AND_ASSIGN(RendererMediaPlayerManager);
 156 };
 157
 158 }  // namespace content
 159
 160 #endif  // CONTENT_RENDERER_MEDIA_ANDROID_RENDERER_MEDIA_PLAYER_MANAGER_H_