gecko/dom/media/AudioCaptureStream.h
Andreas Pehrson 8983eda7d6 Bug 1170958 - Allow MediaInputPort to lock to a specific input track. r=roc
Locking to specific tracks lets us dynamically remove and add single
tracks to a ProcessedMediaStream.
2015-09-30 09:31:53 +08:00

42 lines
1.2 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-*/
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this file,
* You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef MOZILLA_AUDIOCAPTURESTREAM_H_
#define MOZILLA_AUDIOCAPTURESTREAM_H_
#include "MediaStreamGraph.h"
#include "AudioMixer.h"
#include "StreamBuffer.h"
#include <algorithm>
namespace mozilla
{
class DOMMediaStream;
/**
* See MediaStreamGraph::CreateAudioCaptureStream.
*/
class AudioCaptureStream : public ProcessedMediaStream,
public MixerCallbackReceiver
{
public:
explicit AudioCaptureStream(DOMMediaStream* aWrapper, TrackID aTrackId);
virtual ~AudioCaptureStream();
void ProcessInput(GraphTime aFrom, GraphTime aTo, uint32_t aFlags) override;
protected:
void MixerCallback(AudioDataValue* aMixedBuffer, AudioSampleFormat aFormat,
uint32_t aChannels, uint32_t aFrames,
uint32_t aSampleRate) override;
AudioMixer mMixer;
TrackID mTrackId;
bool mTrackCreated;
};
}
#endif /* MOZILLA_AUDIOCAPTURESTREAM_H_ */