79 lines
1.8 KiB
C++
79 lines
1.8 KiB
C++
/* Copyright(C) 2007-2014 VoIP objects (voipobjects.com)
|
|
* 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 __AUDIO_HELPER_H
|
|
#define __AUDIO_HELPER_H
|
|
|
|
#ifdef TARGET_WIN
|
|
#include <EndpointVolume.h>
|
|
#include <MMDeviceAPI.h>
|
|
#if defined(_MSC_VER)
|
|
# include <Functiondiscoverykeys_devpkey.h>
|
|
#endif
|
|
#endif
|
|
|
|
#if defined(TARGET_OSX) || defined(TARGET_IOS)
|
|
# include <AudioUnit/AudioUnit.h>
|
|
# include <AudioToolbox/AudioConverter.h>
|
|
# include <AudioToolbox/AudioServices.h>
|
|
# include <mach/mach_time.h>
|
|
#endif
|
|
|
|
#include <vector>
|
|
|
|
#include "Audio_Interface.h"
|
|
|
|
namespace Audio
|
|
{
|
|
class TimeSource
|
|
{
|
|
protected:
|
|
#ifdef TARGET_WIN
|
|
LARGE_INTEGER mCounter; /// Current value from QPC.
|
|
LARGE_INTEGER mFreq; /// Current frequency from QPC.
|
|
#endif
|
|
|
|
#if defined(TARGET_OSX) || defined(TARGET_IOS)
|
|
uint64_t mTime;
|
|
struct mach_timebase_info mTimebase;
|
|
double mRatio;
|
|
#endif
|
|
|
|
unsigned mQuantTime; /// Used time quants length in milliseconds.
|
|
unsigned mDepthTime; /// Number of available time quants.
|
|
unsigned mTailTime; /// Not-accounted milliseconds.
|
|
|
|
public:
|
|
TimeSource(int quantTime, int nrOfQuants);
|
|
~TimeSource();
|
|
|
|
void start();
|
|
void stop();
|
|
unsigned time();
|
|
};
|
|
|
|
class StubTimer
|
|
{
|
|
public:
|
|
StubTimer(int bufferTime, int bufferCount);
|
|
~StubTimer();
|
|
void start();
|
|
void stop();
|
|
void waitForBuffer();
|
|
|
|
protected:
|
|
unsigned mBufferTime;
|
|
unsigned mBufferCount;
|
|
unsigned mCurrentTime;
|
|
TimeSource mTimeSource;
|
|
#ifdef TARGET_WIN
|
|
HANDLE mStubSignal;
|
|
#endif
|
|
bool mActive;
|
|
};
|
|
}
|
|
|
|
#endif
|