1 // Copyright 2014 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 "mojo/services/html_viewer/webmediaplayer_factory.h"
6
7 #include "base/files/file_path.h"
8 #include "base/path_service.h"
9 #include "base/threading/thread.h"
10 #include "media/audio/audio_manager.h"
11 #include "media/audio/audio_manager_base.h"
12 #include "media/audio/null_audio_sink.h"
13 #include "media/base/audio_hardware_config.h"
14 #include "media/base/media.h"
15 #include "media/base/media_log.h"
16 #include "media/blink/null_encrypted_media_player_support.h"
17 #include "media/blink/webmediaplayer_impl.h"
18 #include "media/blink/webmediaplayer_params.h"
19 #include "media/filters/gpu_video_accelerator_factories.h"
20
21 namespace mojo {
22
WebMediaPlayerFactory(const scoped_refptr<base::SingleThreadTaskRunner> & compositor_task_runner)23 WebMediaPlayerFactory::WebMediaPlayerFactory(
24 const scoped_refptr<base::SingleThreadTaskRunner>& compositor_task_runner)
25 : compositor_task_runner_(compositor_task_runner),
26 media_thread_("Media"),
27 audio_manager_(media::AudioManager::Create(&fake_audio_log_factory_)),
28 audio_hardware_config_(
29 audio_manager_->GetInputStreamParameters(
30 media::AudioManagerBase::kDefaultDeviceId),
31 audio_manager_->GetDefaultOutputStreamParameters()) {
32
33 if (!media::IsMediaLibraryInitialized()) {
34 base::FilePath module_dir;
35 CHECK(PathService::Get(base::DIR_EXE, &module_dir));
36 CHECK(media::InitializeMediaLibrary(module_dir));
37 }
38 }
39
~WebMediaPlayerFactory()40 WebMediaPlayerFactory::~WebMediaPlayerFactory() {
41 }
42
CreateMediaPlayer(blink::WebLocalFrame * frame,const blink::WebURL & url,blink::WebMediaPlayerClient * client)43 blink::WebMediaPlayer* WebMediaPlayerFactory::CreateMediaPlayer(
44 blink::WebLocalFrame* frame,
45 const blink::WebURL& url,
46 blink::WebMediaPlayerClient* client) {
47 #if defined(OS_ANDROID)
48 return NULL;
49 #else
50
51 media::WebMediaPlayerParams params(
52 media::WebMediaPlayerParams::DeferLoadCB(),
53 CreateAudioRendererSink(),
54 GetAudioHardwareConfig(),
55 new media::MediaLog(),
56 scoped_refptr<media::GpuVideoAcceleratorFactories>(),
57 GetMediaThreadTaskRunner(),
58 compositor_task_runner_,
59 base::Bind(&media::NullEncryptedMediaPlayerSupport::Create),
60 NULL);
61 base::WeakPtr<media::WebMediaPlayerDelegate> delegate;
62
63 return new media::WebMediaPlayerImpl(frame, client, delegate, params);
64 #endif
65 }
66
67 const media::AudioHardwareConfig&
GetAudioHardwareConfig()68 WebMediaPlayerFactory::GetAudioHardwareConfig() {
69 return audio_hardware_config_;
70 }
71
72 scoped_refptr<media::AudioRendererSink>
CreateAudioRendererSink()73 WebMediaPlayerFactory::CreateAudioRendererSink() {
74 // TODO(acolwell): Replace this with an AudioRendererSink implementation
75 // that actually talks to the audio device or an audio mojo service.
76 return new media::NullAudioSink(GetMediaThreadTaskRunner());
77 }
78
79 scoped_refptr<base::SingleThreadTaskRunner>
GetMediaThreadTaskRunner()80 WebMediaPlayerFactory::GetMediaThreadTaskRunner() {
81 if (!media_thread_.IsRunning())
82 media_thread_.Start();
83
84 return media_thread_.message_loop_proxy();
85 }
86
87 } // namespace mojo
88