content/browser/android/surface_texture_peer_browser_impl.cc

   1 // Copyright (c) 2012 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 #include "content/browser/android/surface_texture_peer_browser_impl.h"
   6
   7 #include "content/browser/media/android/browser_media_player_manager.h"
   8 #include "content/browser/renderer_host/render_view_host_impl.h"
   9 #include "content/public/browser/browser_thread.h"
  10 #include "content/public/browser/render_process_host.h"
  11 #include "media/base/android/media_player_android.h"
  12 #include "ui/gl/android/scoped_java_surface.h"
  13
  14 namespace content {
  15
  16 namespace {
  17
  18 // Pass a java surface object to the MediaPlayerAndroid object
  19 // identified by render process handle, render view ID and player ID.
  20 static void SetSurfacePeer(
  21     scoped_refptr<gfx::SurfaceTexture> surface_texture,
  22     base::ProcessHandle render_process_handle,
  23     int render_view_id,
  24     int player_id) {
  25   int renderer_id = 0;
  26   RenderProcessHost::iterator it = RenderProcessHost::AllHostsIterator();
  27   while (!it.IsAtEnd()) {
  28     if (it.GetCurrentValue()->GetHandle() == render_process_handle) {
  29       renderer_id = it.GetCurrentValue()->GetID();
  30       break;
  31     }
  32     it.Advance();
  33   }
  34
  35   if (renderer_id) {
  36     RenderViewHostImpl* host = RenderViewHostImpl::FromID(
  37         renderer_id, render_view_id);
  38     if (host) {
  39       media::MediaPlayerAndroid* player =
  40           host->media_player_manager()->GetPlayer(player_id);
  41       if (player &&
  42           player != host->media_player_manager()->GetFullscreenPlayer()) {
  43         gfx::ScopedJavaSurface surface(surface_texture.get());
  44         player->SetVideoSurface(surface.Pass());
  45       }
  46     }
  47   }
  48 }
  49
  50 }  // anonymous namespace
  51
  52 SurfaceTexturePeerBrowserImpl::SurfaceTexturePeerBrowserImpl() {
  53 }
  54
  55 SurfaceTexturePeerBrowserImpl::~SurfaceTexturePeerBrowserImpl() {
  56 }
  57
  58 void SurfaceTexturePeerBrowserImpl::EstablishSurfaceTexturePeer(
  59     base::ProcessHandle render_process_handle,
  60     scoped_refptr<gfx::SurfaceTexture> surface_texture,
  61     int render_view_id,
  62     int player_id) {
  63   if (!surface_texture.get())
  64     return;
  65
  66   BrowserThread::PostTask(BrowserThread::UI, FROM_HERE, base::Bind(
  67       &SetSurfacePeer, surface_texture, render_process_handle,
  68       render_view_id, player_id));
  69 }
  70
  71 }  // namespace content