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1 // Copyright 2013 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "content/renderer/media/webmediaplayer_ms.h" | 5 #include "content/renderer/media/webmediaplayer_ms.h" |
6 | 6 |
7 #include <stddef.h> | 7 #include <stddef.h> |
8 #include <limits> | 8 #include <limits> |
9 #include <string> | 9 #include <string> |
10 #include <utility> | 10 #include <utility> |
11 | 11 |
12 #include "base/bind.h" | 12 #include "base/bind.h" |
13 #include "base/callback.h" | 13 #include "base/callback.h" |
14 #include "base/threading/thread_task_runner_handle.h" | 14 #include "base/threading/thread_task_runner_handle.h" |
15 #include "build/build_config.h" | 15 #include "build/build_config.h" |
16 #include "cc/blink/web_layer_impl.h" | 16 #include "cc/blink/web_layer_impl.h" |
17 #include "cc/layers/video_frame_provider_client_impl.h" | 17 #include "cc/layers/video_frame_provider_client_impl.h" |
18 #include "cc/layers/video_layer.h" | 18 #include "cc/layers/video_layer.h" |
19 #include "content/child/child_process.h" | 19 #include "content/child/child_process.h" |
20 #include "content/public/renderer/media_stream_audio_renderer.h" | 20 #include "content/public/renderer/media_stream_audio_renderer.h" |
21 #include "content/public/renderer/media_stream_renderer_factory.h" | 21 #include "content/public/renderer/media_stream_renderer_factory.h" |
22 #include "content/public/renderer/media_stream_video_renderer.h" | 22 #include "content/public/renderer/media_stream_video_renderer.h" |
23 #include "content/renderer/media/media_stream_audio_track.h" | |
24 #include "content/renderer/media/media_stream_video_track.h" | |
25 #include "content/renderer/media/web_media_element_source_utils.h" | 23 #include "content/renderer/media/web_media_element_source_utils.h" |
26 #include "content/renderer/media/webmediaplayer_ms_compositor.h" | 24 #include "content/renderer/media/webmediaplayer_ms_compositor.h" |
27 #include "content/renderer/media/webrtc_logging.h" | 25 #include "content/renderer/media/webrtc_logging.h" |
28 #include "content/renderer/render_frame_impl.h" | 26 #include "content/renderer/render_frame_impl.h" |
29 #include "content/renderer/render_thread_impl.h" | 27 #include "content/renderer/render_thread_impl.h" |
30 #include "media/base/bind_to_current_loop.h" | 28 #include "media/base/bind_to_current_loop.h" |
31 #include "media/base/media_content_type.h" | 29 #include "media/base/media_content_type.h" |
32 #include "media/base/media_log.h" | 30 #include "media/base/media_log.h" |
33 #include "media/base/video_frame.h" | 31 #include "media/base/video_frame.h" |
34 #include "media/base/video_rotation.h" | 32 #include "media/base/video_rotation.h" |
35 #include "media/base/video_types.h" | 33 #include "media/base/video_types.h" |
36 #include "media/blink/webmediaplayer_util.h" | 34 #include "media/blink/webmediaplayer_util.h" |
37 #include "services/ui/public/cpp/gpu/context_provider_command_buffer.h" | 35 #include "services/ui/public/cpp/gpu/context_provider_command_buffer.h" |
38 #include "third_party/WebKit/public/platform/WebMediaPlayerClient.h" | 36 #include "third_party/WebKit/public/platform/WebMediaPlayerClient.h" |
39 #include "third_party/WebKit/public/platform/WebMediaPlayerSource.h" | 37 #include "third_party/WebKit/public/platform/WebMediaPlayerSource.h" |
40 #include "third_party/WebKit/public/platform/WebRect.h" | 38 #include "third_party/WebKit/public/platform/WebRect.h" |
41 #include "third_party/WebKit/public/platform/WebSize.h" | 39 #include "third_party/WebKit/public/platform/WebSize.h" |
42 #include "third_party/WebKit/public/web/WebLocalFrame.h" | 40 #include "third_party/WebKit/public/web/WebLocalFrame.h" |
43 | 41 |
44 namespace { | |
45 enum class RendererReloadAction { | |
46 KEEP_RENDERER, | |
47 REMOVE_RENDERER, | |
48 NEW_RENDERER | |
49 }; | |
50 } // namespace | |
51 | |
52 namespace content { | 42 namespace content { |
53 | 43 |
54 // FrameDeliverer is responsible for delivering frames received on | 44 // FrameDeliverer is responsible for delivering frames received on |
55 // the IO thread by calling of EnqueueFrame() method of |compositor_|. | 45 // the IO thread by calling of EnqueueFrame() method of |compositor_|. |
56 // | 46 // |
57 // It is created on the main thread, but methods should be called and class | 47 // It is created on the main thread, but methods should be called and class |
58 // should be destructed on the IO thread. | 48 // should be destructed on the IO thread. |
59 class WebMediaPlayerMS::FrameDeliverer { | 49 class WebMediaPlayerMS::FrameDeliverer { |
60 public: | 50 public: |
61 FrameDeliverer(const base::WeakPtr<WebMediaPlayerMS>& player, | 51 FrameDeliverer(const base::WeakPtr<WebMediaPlayerMS>& player, |
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194 delegate_id_ = delegate_->AddObserver(this); | 184 delegate_id_ = delegate_->AddObserver(this); |
195 | 185 |
196 media_log_->AddEvent( | 186 media_log_->AddEvent( |
197 media_log_->CreateEvent(media::MediaLogEvent::WEBMEDIAPLAYER_CREATED)); | 187 media_log_->CreateEvent(media::MediaLogEvent::WEBMEDIAPLAYER_CREATED)); |
198 } | 188 } |
199 | 189 |
200 WebMediaPlayerMS::~WebMediaPlayerMS() { | 190 WebMediaPlayerMS::~WebMediaPlayerMS() { |
201 DVLOG(1) << __func__; | 191 DVLOG(1) << __func__; |
202 DCHECK(thread_checker_.CalledOnValidThread()); | 192 DCHECK(thread_checker_.CalledOnValidThread()); |
203 | 193 |
204 if (!web_stream_.IsNull()) { | |
205 MediaStream* native_stream = MediaStream::GetMediaStream(web_stream_); | |
206 if (native_stream) | |
207 native_stream->RemoveObserver(this); | |
208 } | |
209 | |
210 // Destruct compositor resources in the proper order. | 194 // Destruct compositor resources in the proper order. |
211 get_client()->SetWebLayer(nullptr); | 195 get_client()->SetWebLayer(nullptr); |
212 if (video_weblayer_) | 196 if (video_weblayer_) |
213 static_cast<cc::VideoLayer*>(video_weblayer_->layer())->StopUsingProvider(); | 197 static_cast<cc::VideoLayer*>(video_weblayer_->layer())->StopUsingProvider(); |
214 | 198 |
215 if (frame_deliverer_) | 199 if (frame_deliverer_) |
216 io_task_runner_->DeleteSoon(FROM_HERE, frame_deliverer_.release()); | 200 io_task_runner_->DeleteSoon(FROM_HERE, frame_deliverer_.release()); |
217 | 201 |
218 if (compositor_) | 202 if (compositor_) |
219 compositor_->StopUsingProvider(); | 203 compositor_->StopUsingProvider(); |
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233 | 217 |
234 void WebMediaPlayerMS::Load(LoadType load_type, | 218 void WebMediaPlayerMS::Load(LoadType load_type, |
235 const blink::WebMediaPlayerSource& source, | 219 const blink::WebMediaPlayerSource& source, |
236 CORSMode /*cors_mode*/) { | 220 CORSMode /*cors_mode*/) { |
237 DVLOG(1) << __func__; | 221 DVLOG(1) << __func__; |
238 DCHECK(thread_checker_.CalledOnValidThread()); | 222 DCHECK(thread_checker_.CalledOnValidThread()); |
239 | 223 |
240 // TODO(acolwell): Change this to DCHECK_EQ(load_type, LoadTypeMediaStream) | 224 // TODO(acolwell): Change this to DCHECK_EQ(load_type, LoadTypeMediaStream) |
241 // once Blink-side changes land. | 225 // once Blink-side changes land. |
242 DCHECK_NE(load_type, kLoadTypeMediaSource); | 226 DCHECK_NE(load_type, kLoadTypeMediaSource); |
243 web_stream_ = GetWebMediaStreamFromWebMediaPlayerSource(source); | 227 blink::WebMediaStream web_stream = |
244 if (!web_stream_.IsNull()) { | 228 GetWebMediaStreamFromWebMediaPlayerSource(source); |
245 MediaStream* native_stream = MediaStream::GetMediaStream(web_stream_); | |
246 if (native_stream) | |
247 native_stream->AddObserver(this); | |
248 } | |
249 | 229 |
250 compositor_ = new WebMediaPlayerMSCompositor( | 230 compositor_ = new WebMediaPlayerMSCompositor( |
251 compositor_task_runner_, io_task_runner_, web_stream_, AsWeakPtr()); | 231 compositor_task_runner_, io_task_runner_, web_stream, AsWeakPtr()); |
252 | 232 |
253 SetNetworkState(WebMediaPlayer::kNetworkStateLoading); | 233 SetNetworkState(WebMediaPlayer::kNetworkStateLoading); |
254 SetReadyState(WebMediaPlayer::kReadyStateHaveNothing); | 234 SetReadyState(WebMediaPlayer::kReadyStateHaveNothing); |
255 std::string stream_id = | 235 std::string stream_id = |
256 web_stream_.IsNull() ? std::string() : web_stream_.Id().Utf8(); | 236 web_stream.IsNull() ? std::string() : web_stream.Id().Utf8(); |
257 media_log_->AddEvent(media_log_->CreateLoadEvent(stream_id)); | 237 media_log_->AddEvent(media_log_->CreateLoadEvent(stream_id)); |
258 | 238 |
259 frame_deliverer_.reset(new WebMediaPlayerMS::FrameDeliverer( | 239 frame_deliverer_.reset(new WebMediaPlayerMS::FrameDeliverer( |
260 AsWeakPtr(), | 240 AsWeakPtr(), |
261 base::Bind(&WebMediaPlayerMSCompositor::EnqueueFrame, compositor_))); | 241 base::Bind(&WebMediaPlayerMSCompositor::EnqueueFrame, compositor_))); |
262 video_frame_provider_ = renderer_factory_->GetVideoRenderer( | 242 video_frame_provider_ = renderer_factory_->GetVideoRenderer( |
263 web_stream_, | 243 web_stream, media::BindToCurrentLoop(base::Bind( |
264 media::BindToCurrentLoop( | 244 &WebMediaPlayerMS::OnSourceError, AsWeakPtr())), |
265 base::Bind(&WebMediaPlayerMS::OnSourceError, AsWeakPtr())), | |
266 frame_deliverer_->GetRepaintCallback(), io_task_runner_, | 245 frame_deliverer_->GetRepaintCallback(), io_task_runner_, |
267 media_task_runner_, worker_task_runner_, gpu_factories_); | 246 media_task_runner_, worker_task_runner_, gpu_factories_); |
268 | 247 |
269 RenderFrame* const frame = RenderFrame::FromWebFrame(frame_); | 248 RenderFrame* const frame = RenderFrame::FromWebFrame(frame_); |
270 | 249 |
271 int routing_id = MSG_ROUTING_NONE; | 250 int routing_id = MSG_ROUTING_NONE; |
272 GURL url = source.IsURL() ? GURL(source.GetAsURL()) : GURL(); | 251 GURL url = source.IsURL() ? GURL(source.GetAsURL()) : GURL(); |
273 | 252 |
274 if (frame) { | 253 if (frame) { |
275 // Report UMA and RAPPOR metrics. | 254 // Report UMA and RAPPOR metrics. |
276 media::ReportMetrics(load_type, url, frame_->GetSecurityOrigin(), | 255 media::ReportMetrics(load_type, url, frame_->GetSecurityOrigin(), |
277 media_log_.get()); | 256 media_log_.get()); |
278 routing_id = frame->GetRoutingID(); | 257 routing_id = frame->GetRoutingID(); |
279 } | 258 } |
280 | 259 |
281 audio_renderer_ = renderer_factory_->GetAudioRenderer( | 260 audio_renderer_ = renderer_factory_->GetAudioRenderer( |
282 web_stream_, routing_id, initial_audio_output_device_id_, | 261 web_stream, routing_id, initial_audio_output_device_id_, |
283 initial_security_origin_); | 262 initial_security_origin_); |
284 | 263 |
285 if (!audio_renderer_) | 264 if (!audio_renderer_) |
286 WebRtcLogMessage("Warning: Failed to instantiate audio renderer."); | 265 WebRtcLogMessage("Warning: Failed to instantiate audio renderer."); |
287 | 266 |
288 if (!video_frame_provider_ && !audio_renderer_) { | 267 if (!video_frame_provider_ && !audio_renderer_) { |
289 SetNetworkState(WebMediaPlayer::kNetworkStateNetworkError); | 268 SetNetworkState(WebMediaPlayer::kNetworkStateNetworkError); |
290 return; | 269 return; |
291 } | 270 } |
292 | 271 |
293 if (audio_renderer_) { | 272 if (audio_renderer_) { |
294 audio_renderer_->SetVolume(volume_); | 273 audio_renderer_->SetVolume(volume_); |
295 audio_renderer_->Start(); | 274 audio_renderer_->Start(); |
296 | |
297 // Store the ID of audio track being played in |current_video_track_id_| | |
298 blink::WebVector<blink::WebMediaStreamTrack> audio_tracks; | |
299 if (!web_stream_.IsNull()) { | |
300 web_stream_.AudioTracks(audio_tracks); | |
301 DCHECK_GT(audio_tracks.size(), 0U); | |
302 current_audio_track_id_ = audio_tracks[0].Id(); | |
303 } | |
304 } | 275 } |
305 | 276 if (video_frame_provider_) |
306 if (video_frame_provider_) { | |
307 video_frame_provider_->Start(); | 277 video_frame_provider_->Start(); |
308 | 278 |
309 // Store the ID of video track being played in |current_video_track_id_| | |
310 if (!web_stream_.IsNull()) { | |
311 blink::WebVector<blink::WebMediaStreamTrack> video_tracks; | |
312 web_stream_.VideoTracks(video_tracks); | |
313 DCHECK_GT(video_tracks.size(), 0U); | |
314 current_video_track_id_ = video_tracks[0].Id(); | |
315 } | |
316 } | |
317 // When associated with an <audio> element, we don't want to wait for the | 279 // When associated with an <audio> element, we don't want to wait for the |
318 // first video fram to become available as we do for <video> elements | 280 // first video fram to become available as we do for <video> elements |
319 // (<audio> elements can also be assigned video tracks). | 281 // (<audio> elements can also be assigned video tracks). |
320 // For more details, see crbug.com/738379 | 282 // For more details, see crbug.com/738379 |
321 if (audio_renderer_ && | 283 if (audio_renderer_ && |
322 (client_->IsAudioElement() || !video_frame_provider_)) { | 284 (client_->IsAudioElement() || !video_frame_provider_)) { |
323 // This is audio-only mode. | 285 // This is audio-only mode. |
324 SetReadyState(WebMediaPlayer::kReadyStateHaveMetadata); | 286 SetReadyState(WebMediaPlayer::kReadyStateHaveMetadata); |
325 SetReadyState(WebMediaPlayer::kReadyStateHaveEnoughData); | 287 SetReadyState(WebMediaPlayer::kReadyStateHaveEnoughData); |
326 } | 288 } |
327 } | 289 } |
328 | 290 |
329 void WebMediaPlayerMS::TrackAdded(const blink::WebMediaStreamTrack& track) { | |
330 Reload(); | |
331 } | |
332 | |
333 void WebMediaPlayerMS::TrackRemoved(const blink::WebMediaStreamTrack& track) { | |
334 Reload(); | |
335 } | |
336 | |
337 void WebMediaPlayerMS::Reload() { | |
338 DCHECK(thread_checker_.CalledOnValidThread()); | |
339 if (web_stream_.IsNull()) | |
340 return; | |
341 | |
342 ReloadVideo(); | |
343 ReloadAudio(); | |
344 } | |
345 | |
346 void WebMediaPlayerMS::ReloadVideo() { | |
347 DCHECK(thread_checker_.CalledOnValidThread()); | |
348 DCHECK(!web_stream_.IsNull()); | |
349 blink::WebVector<blink::WebMediaStreamTrack> video_tracks; | |
350 // VideoTracks() is a getter. | |
351 web_stream_.VideoTracks(video_tracks); | |
352 | |
353 RendererReloadAction renderer_action = RendererReloadAction::KEEP_RENDERER; | |
354 if (video_tracks.IsEmpty()) { | |
355 if (video_frame_provider_) | |
356 renderer_action = RendererReloadAction::REMOVE_RENDERER; | |
357 current_video_track_id_ = blink::WebString(); | |
358 } else if (video_tracks[0].Id() != current_video_track_id_) { | |
359 renderer_action = RendererReloadAction::NEW_RENDERER; | |
360 current_video_track_id_ = video_tracks[0].Id(); | |
361 } | |
362 | |
363 switch (renderer_action) { | |
364 case RendererReloadAction::NEW_RENDERER: | |
365 if (video_frame_provider_) | |
366 video_frame_provider_->Stop(); | |
367 | |
368 video_frame_provider_ = renderer_factory_->GetVideoRenderer( | |
369 web_stream_, | |
370 media::BindToCurrentLoop( | |
371 base::Bind(&WebMediaPlayerMS::OnSourceError, AsWeakPtr())), | |
372 frame_deliverer_->GetRepaintCallback(), io_task_runner_, | |
373 media_task_runner_, worker_task_runner_, gpu_factories_); | |
374 DCHECK(video_frame_provider_); | |
375 video_frame_provider_->Start(); | |
376 break; | |
377 | |
378 case RendererReloadAction::REMOVE_RENDERER: | |
379 video_frame_provider_->Stop(); | |
380 video_frame_provider_ = nullptr; | |
381 break; | |
382 | |
383 default: | |
384 return; | |
385 } | |
386 | |
387 DCHECK_NE(renderer_action, RendererReloadAction::KEEP_RENDERER); | |
388 if (!paused_) | |
389 delegate_->DidPlayerSizeChange(delegate_id_, NaturalSize()); | |
390 } | |
391 | |
392 void WebMediaPlayerMS::ReloadAudio() { | |
393 DCHECK(thread_checker_.CalledOnValidThread()); | |
394 DCHECK(!web_stream_.IsNull()); | |
395 RenderFrame* const frame = RenderFrame::FromWebFrame(frame_); | |
396 if (!frame) | |
397 return; | |
398 | |
399 blink::WebVector<blink::WebMediaStreamTrack> audio_tracks; | |
400 // AudioTracks() is a getter. | |
401 web_stream_.AudioTracks(audio_tracks); | |
402 | |
403 RendererReloadAction renderer_action = RendererReloadAction::KEEP_RENDERER; | |
404 if (audio_tracks.IsEmpty()) { | |
405 if (audio_renderer_) | |
406 renderer_action = RendererReloadAction::REMOVE_RENDERER; | |
407 current_audio_track_id_ = blink::WebString(); | |
408 } else if (audio_tracks[0].Id() != current_video_track_id_) { | |
409 renderer_action = RendererReloadAction::NEW_RENDERER; | |
410 current_audio_track_id_ = audio_tracks[0].Id(); | |
411 } | |
412 | |
413 switch (renderer_action) { | |
414 case RendererReloadAction::NEW_RENDERER: | |
415 if (audio_renderer_) | |
416 audio_renderer_->Stop(); | |
417 | |
418 audio_renderer_ = renderer_factory_->GetAudioRenderer( | |
419 web_stream_, frame->GetRoutingID(), initial_audio_output_device_id_, | |
420 initial_security_origin_); | |
421 audio_renderer_->SetVolume(volume_); | |
422 audio_renderer_->Start(); | |
423 audio_renderer_->Play(); | |
424 break; | |
425 | |
426 case RendererReloadAction::REMOVE_RENDERER: | |
427 audio_renderer_->Stop(); | |
428 audio_renderer_ = nullptr; | |
429 break; | |
430 | |
431 default: | |
432 break; | |
433 } | |
434 } | |
435 | |
436 void WebMediaPlayerMS::Play() { | 291 void WebMediaPlayerMS::Play() { |
437 DVLOG(1) << __func__; | 292 DVLOG(1) << __func__; |
438 DCHECK(thread_checker_.CalledOnValidThread()); | 293 DCHECK(thread_checker_.CalledOnValidThread()); |
439 | 294 |
440 media_log_->AddEvent(media_log_->CreateEvent(media::MediaLogEvent::PLAY)); | 295 media_log_->AddEvent(media_log_->CreateEvent(media::MediaLogEvent::PLAY)); |
441 if (!paused_) | 296 if (!paused_) |
442 return; | 297 return; |
443 | 298 |
444 if (video_frame_provider_) | 299 if (video_frame_provider_) |
445 video_frame_provider_->Resume(); | 300 video_frame_provider_->Resume(); |
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532 return (video_frame_provider_.get() != nullptr); | 387 return (video_frame_provider_.get() != nullptr); |
533 } | 388 } |
534 | 389 |
535 bool WebMediaPlayerMS::HasAudio() const { | 390 bool WebMediaPlayerMS::HasAudio() const { |
536 DCHECK(thread_checker_.CalledOnValidThread()); | 391 DCHECK(thread_checker_.CalledOnValidThread()); |
537 return (audio_renderer_.get() != nullptr); | 392 return (audio_renderer_.get() != nullptr); |
538 } | 393 } |
539 | 394 |
540 blink::WebSize WebMediaPlayerMS::NaturalSize() const { | 395 blink::WebSize WebMediaPlayerMS::NaturalSize() const { |
541 DCHECK(thread_checker_.CalledOnValidThread()); | 396 DCHECK(thread_checker_.CalledOnValidThread()); |
542 if (!video_frame_provider_) | |
543 return blink::WebSize(); | |
544 | |
545 if (video_rotation_ == media::VIDEO_ROTATION_90 || | 397 if (video_rotation_ == media::VIDEO_ROTATION_90 || |
546 video_rotation_ == media::VideoRotation::VIDEO_ROTATION_270) { | 398 video_rotation_ == media::VideoRotation::VIDEO_ROTATION_270) { |
547 const gfx::Size& current_size = compositor_->GetCurrentSize(); | 399 const gfx::Size& current_size = compositor_->GetCurrentSize(); |
548 return blink::WebSize(current_size.height(), current_size.width()); | 400 return blink::WebSize(current_size.height(), current_size.width()); |
549 } | 401 } |
550 return blink::WebSize(compositor_->GetCurrentSize()); | 402 return blink::WebSize(compositor_->GetCurrentSize()); |
551 } | 403 } |
552 | 404 |
553 blink::WebSize WebMediaPlayerMS::VisibleRect() const { | 405 blink::WebSize WebMediaPlayerMS::VisibleRect() const { |
554 DCHECK(thread_checker_.CalledOnValidThread()); | 406 DCHECK(thread_checker_.CalledOnValidThread()); |
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897 video_renderer_.ResetCache(); | 749 video_renderer_.ResetCache(); |
898 } | 750 } |
899 | 751 |
900 void WebMediaPlayerMS::TriggerResize() { | 752 void WebMediaPlayerMS::TriggerResize() { |
901 get_client()->SizeChanged(); | 753 get_client()->SizeChanged(); |
902 | 754 |
903 delegate_->DidPlayerSizeChange(delegate_id_, NaturalSize()); | 755 delegate_->DidPlayerSizeChange(delegate_id_, NaturalSize()); |
904 } | 756 } |
905 | 757 |
906 } // namespace content | 758 } // namespace content |
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