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/frame_host/render_frame_host_impl.h"
8#include "content/browser/media/android/browser_media_player_manager.h"
9#include "content/browser/media/media_web_contents_observer.h"
10#include "content/browser/renderer_host/render_view_host_impl.h"
11#include "content/public/browser/browser_thread.h"
12#include "content/public/browser/render_process_host.h"
13#include "media/base/android/media_player_android.h"
14#include "ui/gl/android/scoped_java_surface.h"
15
16namespace content {
17
18namespace {
19
20// Pass a java surface object to the MediaPlayerAndroid object
21// identified by render process handle, render frame ID and player ID.
22static void SetSurfacePeer(
23    scoped_refptr<gfx::SurfaceTexture> surface_texture,
24    base::ProcessHandle render_process_handle,
25    int render_frame_id,
26    int player_id) {
27  int render_process_id = 0;
28  RenderProcessHost::iterator it = RenderProcessHost::AllHostsIterator();
29  while (!it.IsAtEnd()) {
30    if (it.GetCurrentValue()->GetHandle() == render_process_handle) {
31      render_process_id = it.GetCurrentValue()->GetID();
32      break;
33    }
34    it.Advance();
35  }
36  if (!render_process_id) {
37    DVLOG(1) << "Cannot find render process for render_process_handle "
38             << render_process_handle;
39    return;
40  }
41
42  RenderFrameHostImpl* frame =
43      RenderFrameHostImpl::FromID(render_process_id, render_frame_id);
44  if (!frame) {
45    DVLOG(1) << "Cannot find frame for render_frame_id " << render_frame_id;
46    return;
47  }
48
49  RenderViewHostImpl* view =
50      static_cast<RenderViewHostImpl*>(frame->GetRenderViewHost());
51  BrowserMediaPlayerManager* player_manager =
52      view->media_web_contents_observer()->GetMediaPlayerManager(frame);
53  if (!player_manager) {
54    DVLOG(1) << "Cannot find the media player manager for frame " << frame;
55    return;
56  }
57
58  media::MediaPlayerAndroid* player = player_manager->GetPlayer(player_id);
59  if (!player) {
60    DVLOG(1) << "Cannot find media player for player_id " << player_id;
61    return;
62  }
63
64  if (player != player_manager->GetFullscreenPlayer()) {
65    gfx::ScopedJavaSurface scoped_surface(surface_texture);
66    player->SetVideoSurface(scoped_surface.Pass());
67  }
68}
69
70}  // anonymous namespace
71
72SurfaceTexturePeerBrowserImpl::SurfaceTexturePeerBrowserImpl() {
73}
74
75SurfaceTexturePeerBrowserImpl::~SurfaceTexturePeerBrowserImpl() {
76}
77
78void SurfaceTexturePeerBrowserImpl::EstablishSurfaceTexturePeer(
79    base::ProcessHandle render_process_handle,
80    scoped_refptr<gfx::SurfaceTexture> surface_texture,
81    int render_frame_id,
82    int player_id) {
83  if (!surface_texture.get())
84    return;
85
86  BrowserThread::PostTask(BrowserThread::UI, FROM_HERE, base::Bind(
87      &SetSurfacePeer, surface_texture, render_process_handle,
88      render_frame_id, player_id));
89}
90
91}  // namespace content
92