2011-01-04 15:30:21 -08:00
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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set sw=2 ts=8 et tw=80 : */
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2012-05-21 04:12:37 -07:00
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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2010-11-16 20:14:19 -08:00
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#include "mozilla/dom/AudioParent.h"
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2011-03-31 12:38:30 -07:00
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#include "mozilla/unused.h"
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2010-11-16 20:14:19 -08:00
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#include "nsThreadUtils.h"
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// C++ file contents
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namespace mozilla {
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namespace dom {
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2012-07-01 21:59:43 -07:00
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class AudioWriteDoneEvent : public nsRunnable
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{
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public:
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AudioWriteDoneEvent(AudioParent* owner)
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{
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mOwner = owner;
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}
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NS_IMETHOD Run()
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{
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mOwner->SendWriteDone();
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return NS_OK;
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}
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private:
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nsRefPtr<AudioParent> mOwner;
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};
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2010-11-16 20:14:19 -08:00
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class AudioWriteEvent : public nsRunnable
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{
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public:
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AudioWriteEvent(AudioParent* parent, nsAudioStream* owner, nsCString data, PRUint32 frames)
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{
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mParent = parent;
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mOwner = owner;
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mData = data;
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mFrames = frames;
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2010-11-16 20:14:19 -08:00
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}
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NS_IMETHOD Run()
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{
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mOwner->Write(mData.get(), mFrames);
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nsCOMPtr<nsIRunnable> event = new AudioWriteDoneEvent(mParent);
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NS_DispatchToMainThread(event);
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return NS_OK;
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}
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private:
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nsRefPtr<AudioParent> mParent;
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nsRefPtr<nsAudioStream> mOwner;
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nsCString mData;
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PRUint32 mFrames;
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};
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2010-11-25 20:13:54 -08:00
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class AudioPauseEvent : public nsRunnable
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{
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public:
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AudioPauseEvent(nsAudioStream* owner, bool aPause)
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{
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mOwner = owner;
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mPause = aPause;
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}
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NS_IMETHOD Run()
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{
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if (mPause)
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mOwner->Pause();
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else
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mOwner->Resume();
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return NS_OK;
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}
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private:
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nsRefPtr<nsAudioStream> mOwner;
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bool mPause;
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};
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2011-01-04 15:30:21 -08:00
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class AudioStreamShutdownEvent : public nsRunnable
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{
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public:
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AudioStreamShutdownEvent(nsAudioStream* owner)
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{
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mOwner = owner;
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}
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NS_IMETHOD Run()
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{
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mOwner->Shutdown();
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return NS_OK;
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}
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private:
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nsRefPtr<nsAudioStream> mOwner;
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};
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2011-05-15 03:53:55 -07:00
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2011-09-26 20:31:18 -07:00
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class AudioMinWriteSizeDone : public nsRunnable
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{
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public:
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AudioMinWriteSizeDone(AudioParent* owner, PRInt32 minFrames)
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{
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mOwner = owner;
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mMinFrames = minFrames;
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2011-05-15 03:53:55 -07:00
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}
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NS_IMETHOD Run()
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{
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mOwner->SendMinWriteSizeDone(mMinFrames);
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return NS_OK;
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}
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private:
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nsRefPtr<AudioParent> mOwner;
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PRInt32 mMinFrames;
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2011-05-15 03:53:55 -07:00
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};
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2011-09-26 20:31:18 -07:00
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class AudioMinWriteSizeEvent : public nsRunnable
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2011-05-15 03:53:55 -07:00
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{
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public:
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AudioMinWriteSizeEvent(AudioParent* parent, nsAudioStream* owner)
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{
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mParent = parent;
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mOwner = owner;
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}
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NS_IMETHOD Run()
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{
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2011-09-26 20:31:18 -07:00
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PRInt32 minFrames = mOwner->GetMinWriteSize();
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nsCOMPtr<nsIRunnable> event = new AudioMinWriteSizeDone(mParent, minFrames);
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2011-05-15 03:53:55 -07:00
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NS_DispatchToMainThread(event);
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return NS_OK;
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}
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private:
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nsRefPtr<nsAudioStream> mOwner;
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nsRefPtr<AudioParent> mParent;
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};
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2010-11-29 21:37:32 -08:00
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class AudioDrainDoneEvent : public nsRunnable
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{
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public:
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AudioDrainDoneEvent(AudioParent* owner)
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{
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mOwner = owner;
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}
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NS_IMETHOD Run()
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{
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mOwner->SendDrainDone();
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return NS_OK;
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}
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private:
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nsRefPtr<AudioParent> mOwner;
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};
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class AudioDrainEvent : public nsRunnable
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{
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public:
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AudioDrainEvent(AudioParent* parent, nsAudioStream* owner)
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{
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mParent = parent;
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mOwner = owner;
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}
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NS_IMETHOD Run()
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{
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mOwner->Drain();
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nsCOMPtr<nsIRunnable> event = new AudioDrainDoneEvent(mParent);
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NS_DispatchToMainThread(event);
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return NS_OK;
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}
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private:
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nsRefPtr<nsAudioStream> mOwner;
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nsRefPtr<AudioParent> mParent;
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};
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2010-11-16 20:14:19 -08:00
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NS_IMPL_THREADSAFE_ISUPPORTS1(AudioParent, nsITimerCallback)
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nsresult
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AudioParent::Notify(nsITimer* timer)
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{
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if (!mIPCOpen) {
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timer->Cancel();
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return NS_ERROR_FAILURE;
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}
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2011-01-04 15:30:21 -08:00
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NS_ASSERTION(mStream, "AudioStream not initialized.");
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PRInt64 position = mStream->GetPositionInFrames();
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unused << SendPositionInFramesUpdate(position, PR_IntervalNow());
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return NS_OK;
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}
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2011-01-04 15:30:21 -08:00
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2010-11-16 20:14:19 -08:00
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bool
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AudioParent::RecvWrite(const nsCString& data, const PRUint32& frames)
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{
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2011-01-04 15:30:21 -08:00
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if (!mStream)
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return false;
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2012-07-01 21:59:43 -07:00
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nsCOMPtr<nsIRunnable> event = new AudioWriteEvent(this, mStream, data, frames);
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2010-11-29 21:37:32 -08:00
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nsCOMPtr<nsIThread> thread = mStream->GetThread();
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thread->Dispatch(event, nsIEventTarget::DISPATCH_NORMAL);
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return true;
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}
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2010-11-29 21:37:32 -08:00
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2010-11-16 20:14:19 -08:00
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bool
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AudioParent::RecvSetVolume(const float& aVolume)
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{
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2011-01-04 15:30:21 -08:00
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if (!mStream)
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return false;
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mStream->SetVolume(aVolume);
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2010-11-16 20:14:19 -08:00
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return true;
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}
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2011-05-15 03:53:55 -07:00
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bool
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2011-09-26 20:31:18 -07:00
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AudioParent::RecvMinWriteSize()
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2011-05-15 03:53:55 -07:00
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{
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if (!mStream)
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return false;
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2011-09-26 20:31:18 -07:00
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nsCOMPtr<nsIRunnable> event = new AudioMinWriteSizeEvent(this, mStream);
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2011-05-15 03:53:55 -07:00
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nsCOMPtr<nsIThread> thread = mStream->GetThread();
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thread->Dispatch(event, nsIEventTarget::DISPATCH_NORMAL);
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return true;
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}
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2010-11-16 20:14:19 -08:00
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bool
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AudioParent::RecvDrain()
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{
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2011-01-04 15:30:21 -08:00
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if (!mStream)
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return false;
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2010-11-29 21:37:32 -08:00
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nsCOMPtr<nsIRunnable> event = new AudioDrainEvent(this, mStream);
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nsCOMPtr<nsIThread> thread = mStream->GetThread();
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thread->Dispatch(event, nsIEventTarget::DISPATCH_NORMAL);
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2010-11-16 20:14:19 -08:00
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return true;
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}
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bool
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AudioParent::RecvPause()
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{
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2011-01-04 15:30:21 -08:00
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if (!mStream)
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return false;
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2011-10-17 07:59:28 -07:00
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nsCOMPtr<nsIRunnable> event = new AudioPauseEvent(mStream, true);
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2010-11-29 21:37:32 -08:00
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nsCOMPtr<nsIThread> thread = mStream->GetThread();
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2010-11-25 20:13:54 -08:00
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thread->Dispatch(event, nsIEventTarget::DISPATCH_NORMAL);
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2010-11-16 20:14:19 -08:00
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return true;
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}
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bool
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AudioParent::RecvResume()
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{
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2011-01-04 15:30:21 -08:00
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if (!mStream)
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return false;
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2011-10-17 07:59:28 -07:00
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nsCOMPtr<nsIRunnable> event = new AudioPauseEvent(mStream, false);
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2010-11-29 21:37:32 -08:00
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nsCOMPtr<nsIThread> thread = mStream->GetThread();
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2010-11-25 20:13:54 -08:00
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thread->Dispatch(event, nsIEventTarget::DISPATCH_NORMAL);
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2010-11-16 20:14:19 -08:00
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return true;
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}
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bool
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2011-01-28 21:40:23 -08:00
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AudioParent::RecvShutdown()
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2010-11-16 20:14:19 -08:00
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{
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2011-01-28 21:40:23 -08:00
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Shutdown();
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2011-03-31 12:38:30 -07:00
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unused << PAudioParent::Send__delete__(this);
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2010-11-16 20:14:19 -08:00
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return true;
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}
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2011-05-15 03:53:55 -07:00
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bool
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2011-09-26 20:31:18 -07:00
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AudioParent::SendMinWriteSizeDone(PRInt32 minFrames)
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2011-05-15 03:53:55 -07:00
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{
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if (mIPCOpen)
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2011-09-26 20:31:18 -07:00
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return PAudioParent::SendMinWriteSizeDone(minFrames);
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2011-05-15 03:53:55 -07:00
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return true;
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}
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2011-02-15 13:58:52 -08:00
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bool
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AudioParent::SendDrainDone()
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{
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if (mIPCOpen)
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return PAudioParent::SendDrainDone();
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return true;
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}
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2012-07-01 21:59:43 -07:00
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bool
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AudioParent::SendWriteDone()
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{
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if (mIPCOpen)
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return PAudioParent::SendWriteDone();
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return true;
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}
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2010-11-16 20:14:19 -08:00
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AudioParent::AudioParent(PRInt32 aNumChannels, PRInt32 aRate, PRInt32 aFormat)
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: mIPCOpen(true)
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2010-11-16 20:14:19 -08:00
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{
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mStream = nsAudioStream::AllocateStream();
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2011-01-04 15:30:21 -08:00
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NS_ASSERTION(mStream, "AudioStream allocation failed.");
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2012-08-16 18:10:36 -07:00
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if (NS_FAILED(mStream->Init(aNumChannels, aRate))) {
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2011-01-04 15:30:21 -08:00
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NS_WARNING("AudioStream initialization failed.");
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2012-07-30 07:20:58 -07:00
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mStream = nullptr;
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2011-01-04 15:30:21 -08:00
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return;
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}
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2010-11-16 20:14:19 -08:00
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mTimer = do_CreateInstance("@mozilla.org/timer;1");
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mTimer->InitWithCallback(this, 1000, nsITimer::TYPE_REPEATING_SLACK);
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}
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AudioParent::~AudioParent()
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{
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}
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2010-11-25 20:13:54 -08:00
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void
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AudioParent::ActorDestroy(ActorDestroyReason aWhy)
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{
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2011-10-17 07:59:28 -07:00
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mIPCOpen = false;
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2011-01-28 21:40:23 -08:00
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Shutdown();
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}
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void
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AudioParent::Shutdown()
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{
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if (mTimer) {
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mTimer->Cancel();
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2012-07-30 07:20:58 -07:00
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mTimer = nullptr;
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2011-01-28 21:40:23 -08:00
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}
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if (mStream) {
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nsCOMPtr<nsIRunnable> event = new AudioStreamShutdownEvent(mStream);
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nsCOMPtr<nsIThread> thread = mStream->GetThread();
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thread->Dispatch(event, nsIEventTarget::DISPATCH_NORMAL);
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2012-07-30 07:20:58 -07:00
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mStream = nullptr;
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2011-01-28 21:40:23 -08:00
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}
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2010-11-25 20:13:54 -08:00
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}
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2010-11-16 20:14:19 -08:00
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} // namespace dom
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} // namespace mozilla
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