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Revert bug 1647717 to workaround the issue of occational tab crashing when
using any cubeb backends other than pulse-rust to play media. The loss of
such change will be that users will not be able to do profiling on threads
created by libcubeb.
diff --git dom/media/AudioStream.cpp dom/media/AudioStream.cpp
index 1b62a26ab32b2..35c61f612bf72 100644
--- dom/media/AudioStream.cpp
+++ dom/media/AudioStream.cpp
@@ -25,7 +25,6 @@
#endif
#include "Tracing.h"
#include "webaudio/blink/DenormalDisabler.h"
-#include "AudioThreadRegistry.h"
// Use abort() instead of exception in SoundTouch.
#define ST_NO_EXCEPTION_HANDLING 1
@@ -138,9 +137,7 @@
mTimeStretcher(nullptr),
mState(INITIALIZED),
mDataSource(aSource),
- mPrefillQuirk(false),
- mAudioThreadId(0),
- mSandboxed(CubebUtils::SandboxEnabled()) {
+ mPrefillQuirk(false) {
#if defined(XP_WIN)
if (XRE_IsContentProcess()) {
audio::AudioNotificationReceiver::Register(this);
@@ -587,21 +584,7 @@
aWriter.Available());
}
-bool AudioStream::CheckThreadIdChanged() {
-#ifdef MOZ_GECKO_PROFILER
- auto id = profiler_current_thread_id();
- if (id != mAudioThreadId) {
- mAudioThreadId = id;
- return true;
- }
-#endif
- return false;
-}
-
long AudioStream::DataCallback(void* aBuffer, long aFrames) {
- if (!mSandboxed && CheckThreadIdChanged()) {
- CubebUtils::GetAudioThreadRegistry()->Register(mAudioThreadId);
- }
WebCore::DenormalDisabler disabler;
TRACE_AUDIO_CALLBACK_BUDGET(aFrames, mAudioClock.GetInputRate());
@@ -657,9 +640,6 @@
mDumpFile.Write(static_cast<const AudioDataValue*>(aBuffer),
aFrames * mOutChannels);
- if (!mSandboxed && writer.Available() != 0) {
- CubebUtils::GetAudioThreadRegistry()->Unregister(mAudioThreadId);
- }
return aFrames - writer.Available();
}
diff --git dom/media/AudioStream.h dom/media/AudioStream.h
index 933e4cb3bfdb5..5d2181e632af9 100644
--- dom/media/AudioStream.h
+++ dom/media/AudioStream.h
@@ -307,7 +307,6 @@ class AudioStream final
template <typename Function, typename... Args>
int InvokeCubeb(Function aFunction, Args&&... aArgs);
- bool CheckThreadIdChanged();
// The monitor is held to protect all access to member variables.
Monitor mMonitor;
@@ -341,9 +340,6 @@ class AudioStream final
// the default device is used. It is set
// during the Init() in decoder thread.
RefPtr<AudioDeviceInfo> mSinkInfo;
- /* Contains the id of the audio thread, from profiler_get_thread_id. */
- std::atomic<int> mAudioThreadId;
- const bool mSandboxed = false;
MozPromiseHolder<MediaSink::EndedPromise> mEndedPromise;
Atomic<bool> mPlaybackComplete;
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