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.
7 #include <iostream> // NOLINT
9 #include "base/at_exit.h"
10 #include "base/bind.h"
11 #include "base/command_line.h"
12 #include "base/files/file_path.h"
13 #include "base/memory/scoped_ptr.h"
14 #include "base/memory/scoped_vector.h"
15 #include "base/threading/platform_thread.h"
16 #include "base/threading/thread.h"
17 #include "media/audio/audio_manager.h"
18 #include "media/audio/null_audio_sink.h"
19 #include "media/base/audio_hardware_config.h"
20 #include "media/base/bind_to_current_loop.h"
21 #include "media/base/decryptor.h"
22 #include "media/base/filter_collection.h"
23 #include "media/base/media.h"
24 #include "media/base/media_log.h"
25 #include "media/base/media_switches.h"
26 #include "media/base/pipeline.h"
27 #include "media/base/video_frame.h"
28 #include "media/filters/audio_renderer_impl.h"
29 #include "media/filters/ffmpeg_audio_decoder.h"
30 #include "media/filters/ffmpeg_demuxer.h"
31 #include "media/filters/ffmpeg_video_decoder.h"
32 #include "media/filters/file_data_source.h"
33 #include "media/filters/video_renderer_impl.h"
34 #include "media/tools/player_x11/data_source_logger.h"
36 // Include X11 headers here because X11/Xlib.h #define's Status
37 // which causes compiler errors with Status enum declarations
38 // in media::DemuxerStream & media::AudioDecoder.
39 #include <X11/XKBlib.h>
41 #include "media/tools/player_x11/gl_video_renderer.h"
42 #include "media/tools/player_x11/x11_video_renderer.h"
44 static Display* g_display = NULL;
45 static Window g_window = 0;
46 static bool g_running = false;
48 media::AudioManager* g_audio_manager = NULL;
50 scoped_ptr<media::DataSource> CreateDataSource(const std::string& file_path) {
51 media::FileDataSource* file_data_source = new media::FileDataSource();
52 CHECK(file_data_source->Initialize(base::FilePath(file_path)));
54 scoped_ptr<media::DataSource> data_source(file_data_source);
55 return data_source.Pass();
58 // Initialize X11. Returns true if successful. This method creates the X11
59 // window. Further initialization is done in X11VideoRenderer.
61 g_display = XOpenDisplay(NULL);
63 std::cout << "Error - cannot open display" << std::endl;
67 // Get properties of the screen.
68 int screen = DefaultScreen(g_display);
69 int root_window = RootWindow(g_display, screen);
71 // Creates the window.
72 g_window = XCreateSimpleWindow(g_display, root_window, 1, 1, 100, 50, 0,
73 BlackPixel(g_display, screen),
74 BlackPixel(g_display, screen));
75 XStoreName(g_display, g_window, "X11 Media Player");
77 XSelectInput(g_display, g_window,
78 ExposureMask | ButtonPressMask | KeyPressMask);
79 XMapWindow(g_display, g_window);
83 static void DoNothing() {}
85 static void OnStatus(media::PipelineStatus status) {}
87 static void OnMetadata(media::PipelineMetadata metadata) {}
89 static void OnBufferingStateChanged(media::BufferingState buffering_state) {}
91 static void NeedKey(const std::string& type,
92 const std::vector<uint8>& init_data) {
93 std::cout << "File is encrypted." << std::endl;
96 static void SaveStatusAndSignal(base::WaitableEvent* event,
97 media::PipelineStatus* status_out,
98 media::PipelineStatus status) {
103 // TODO(vrk): Re-enabled audio. (crbug.com/112159)
105 media::Pipeline* pipeline,
106 const scoped_refptr<base::SingleThreadTaskRunner>& task_runner,
107 media::Demuxer* demuxer,
108 const media::VideoRendererImpl::PaintCB& paint_cb,
109 bool /* enable_audio */) {
110 // Create our filter factories.
111 scoped_ptr<media::FilterCollection> collection(
112 new media::FilterCollection());
113 collection->SetDemuxer(demuxer);
115 ScopedVector<media::VideoDecoder> video_decoders;
116 video_decoders.push_back(new media::FFmpegVideoDecoder(task_runner));
117 scoped_ptr<media::VideoRenderer> video_renderer(new media::VideoRendererImpl(
119 video_decoders.Pass(),
120 media::SetDecryptorReadyCB(),
123 collection->SetVideoRenderer(video_renderer.Pass());
125 ScopedVector<media::AudioDecoder> audio_decoders;
126 audio_decoders.push_back(new media::FFmpegAudioDecoder(task_runner,
128 media::AudioParameters out_params(
129 media::AudioParameters::AUDIO_PCM_LOW_LATENCY,
130 media::CHANNEL_LAYOUT_STEREO,
134 media::AudioHardwareConfig hardware_config(out_params, out_params);
136 scoped_ptr<media::AudioRenderer> audio_renderer(
137 new media::AudioRendererImpl(task_runner,
138 new media::NullAudioSink(task_runner),
139 audio_decoders.Pass(),
140 media::SetDecryptorReadyCB(),
143 collection->SetAudioRenderer(audio_renderer.Pass());
145 base::WaitableEvent event(true, false);
146 media::PipelineStatus status;
149 collection.Pass(), base::Bind(&DoNothing), base::Bind(&OnStatus),
150 base::Bind(&SaveStatusAndSignal, &event, &status),
151 base::Bind(&OnMetadata), base::Bind(&OnBufferingStateChanged),
152 base::Bind(&DoNothing));
154 // Wait until the pipeline is fully initialized.
156 CHECK_EQ(status, media::PIPELINE_OK) << "Pipeline initialization failed";
158 // And start the playback.
159 pipeline->SetPlaybackRate(1.0f);
162 void TerminateHandler(int signal) {
166 void PeriodicalUpdate(
167 media::Pipeline* pipeline,
168 base::MessageLoop* message_loop) {
170 // interrupt signal was received during last time period.
171 // Quit message_loop only when pipeline is fully stopped.
172 pipeline->Stop(base::MessageLoop::QuitClosure());
176 // Consume all the X events
177 while (XPending(g_display)) {
179 XNextEvent(g_display, &e);
185 unsigned int width, height, border_width, depth;
186 XGetGeometry(g_display,
195 base::TimeDelta time = pipeline->GetMediaDuration();
196 pipeline->Seek(time*e.xbutton.x/width, base::Bind(&OnStatus));
201 KeySym key = XkbKeycodeToKeysym(g_display, e.xkey.keycode, 0, 0);
202 if (key == XK_Escape) {
204 // Quit message_loop only when pipeline is fully stopped.
205 pipeline->Stop(base::MessageLoop::QuitClosure());
207 } else if (key == XK_space) {
208 if (pipeline->GetPlaybackRate() < 0.01f) // paused
209 pipeline->SetPlaybackRate(1.0f);
211 pipeline->SetPlaybackRate(0.0f);
220 message_loop->PostDelayedTask(
222 base::Bind(&PeriodicalUpdate,
223 base::Unretained(pipeline),
225 base::TimeDelta::FromMilliseconds(10));
228 int main(int argc, char** argv) {
229 base::AtExitManager at_exit;
230 media::InitializeMediaLibraryForTesting();
232 CommandLine::Init(argc, argv);
233 CommandLine* command_line = CommandLine::ForCurrentProcess();
234 std::string filename = command_line->GetSwitchValueASCII("file");
236 if (filename.empty()) {
237 std::cout << "Usage: " << argv[0] << " --file=FILE" << std::endl
239 << "Optional arguments:" << std::endl
241 << " [--alsa-device=DEVICE]"
243 << " [--streaming]" << std::endl
244 << " Press [ESC] to stop" << std::endl
245 << " Press [SPACE] to toggle pause/play" << std::endl
246 << " Press mouse left button to seek" << std::endl;
250 scoped_ptr<media::AudioManager> audio_manager(
251 media::AudioManager::CreateForTesting());
252 g_audio_manager = audio_manager.get();
254 logging::LoggingSettings settings;
255 settings.logging_dest = logging::LOG_TO_SYSTEM_DEBUG_LOG;
256 logging::InitLogging(settings);
258 // Install the signal handler.
259 signal(SIGTERM, &TerminateHandler);
260 signal(SIGINT, &TerminateHandler);
266 // Initialize the pipeline thread and the pipeline.
267 base::MessageLoop message_loop;
268 base::Thread media_thread("MediaThread");
269 media_thread.Start();
271 media::VideoRendererImpl::PaintCB paint_cb;
272 if (command_line->HasSwitch("use-gl")) {
273 paint_cb = media::BindToCurrentLoop(base::Bind(
274 &GlVideoRenderer::Paint, new GlVideoRenderer(g_display, g_window)));
276 paint_cb = media::BindToCurrentLoop(base::Bind(
277 &X11VideoRenderer::Paint, new X11VideoRenderer(g_display, g_window)));
280 scoped_ptr<media::DataSource> data_source(new DataSourceLogger(
281 CreateDataSource(filename), command_line->HasSwitch("streaming")));
282 scoped_ptr<media::Demuxer> demuxer(new media::FFmpegDemuxer(
283 media_thread.message_loop_proxy(), data_source.get(),
284 base::Bind(&NeedKey), new media::MediaLog()));
286 media::Pipeline pipeline(media_thread.message_loop_proxy(),
287 new media::MediaLog());
288 InitPipeline(&pipeline, media_thread.message_loop_proxy(), demuxer.get(),
289 paint_cb, command_line->HasSwitch("audio"));
291 // Main loop of the application.
294 message_loop.PostTask(FROM_HERE, base::Bind(
295 &PeriodicalUpdate, base::Unretained(&pipeline), &message_loop));
301 // Release callback which releases video renderer. Do this before cleaning up
302 // X below since the video renderer has some X cleanup duties as well.
305 XDestroyWindow(g_display, g_window);
306 XCloseDisplay(g_display);
307 g_audio_manager = NULL;