/* * Copyright 2012 The WebRTC project authors. All Rights Reserved. * * Use of this source code is governed by a BSD-style license * that can be found in the LICENSE file in the root of the source * tree. An additional intellectual property rights grant can be found * in the file PATENTS. All contributing project authors may * be found in the AUTHORS file in the root of the source tree.
*/
// TODO(tommi): Instead of inheriting from `MediaStreamTrack<>`, implement the // properties directly in this class. `MediaStreamTrack` doesn't guard against // conflicting access, so we'd need to override those methods anyway in this // class in order to make sure things are correctly checked. class VideoTrack : public MediaStreamTrack<VideoTrackInterface>, public rtc::VideoSourceBaseGuarded, public ObserverInterface { public: static rtc::scoped_refptr<VideoTrack> Create(
absl::string_view label,
rtc::scoped_refptr<VideoTrackSourceInterface> source,
rtc::Thread* worker_thread);
RTC_NO_UNIQUE_ADDRESS SequenceChecker signaling_thread_;
rtc::Thread* const worker_thread_; const rtc::scoped_refptr<
VideoTrackSourceProxyWithInternal<VideoTrackSourceInterface>>
video_source_;
ContentHint content_hint_ RTC_GUARDED_BY(&signaling_thread_); // Cached `enabled` state for the worker thread. This is kept in sync with // the state maintained on the signaling thread via set_enabled() but can // be queried without blocking on the worker thread by callers that don't // use an api proxy to call the `enabled()` method. bool enabled_w_ RTC_GUARDED_BY(worker_thread_) = true;
};
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