Propagate MediaStreamSource state to video tracks the same way as audio.
Also removes unused track states kLive and kFailed.
Since this also required a Video source to exist in all unit tests that create a track, a FakeVideoTrackSource is added and used in tests.
BUG=webrtc:5426
Review URL: https://codereview.webrtc.org/1790633002
Cr-Commit-Position: refs/heads/master@{#12098}
diff --git a/webrtc/api/videotrack.cc b/webrtc/api/videotrack.cc
index 54c3cce..bd38025 100644
--- a/webrtc/api/videotrack.cc
+++ b/webrtc/api/videotrack.cc
@@ -20,9 +20,11 @@
VideoTrackSourceInterface* video_source)
: MediaStreamTrack<VideoTrackInterface>(label),
video_source_(video_source) {
+ video_source_->RegisterObserver(this);
}
VideoTrack::~VideoTrack() {
+ video_source_->UnregisterObserver(this);
}
std::string VideoTrack::kind() const {
@@ -56,6 +58,15 @@
return MediaStreamTrack<VideoTrackInterface>::set_enabled(enable);
}
+void VideoTrack::OnChanged() {
+ RTC_DCHECK(thread_checker_.CalledOnValidThread());
+ if (video_source_->state() == MediaSourceInterface::kEnded) {
+ set_state(kEnded);
+ } else {
+ set_state(kLive);
+ }
+}
+
rtc::scoped_refptr<VideoTrack> VideoTrack::Create(
const std::string& id,
VideoTrackSourceInterface* source) {