CAAudioTimeStamp.cpp

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//=============================================================================
//  Includes
//=============================================================================

#include "CAAudioTimeStamp.h"

//=============================================================================
//  CAAudioTimeStamp
//=============================================================================

const AudioTimeStamp    CAAudioTimeStamp::kZero = { 0.0, 0, 0.0, 0, { 0, 0, 0, 0, 0, 0, 0, 0, 0 }, 0, 0 };

bool    operator<(const AudioTimeStamp& x, const AudioTimeStamp& y)
{
    bool    isLessThan = false;
    bool    isDone = false;
    
    //  check the sample time
    if(!isDone)
    {
        if((x.mFlags & kAudioTimeStampSampleTimeValid) && (y.mFlags & kAudioTimeStampSampleTimeValid))
        {
            isLessThan = x.mSampleTime < y.mSampleTime;
            isDone = true;
        }
    }
    
    //  check the host time
    if(!isDone)
    {
        if((x.mFlags & kAudioTimeStampHostTimeValid) && (y.mFlags & kAudioTimeStampHostTimeValid))
        {
            isLessThan = x.mHostTime < y.mHostTime;
            isDone = true;
        }
    }
    
    //  check the word clock time
    if(!isDone)
    {
        if((x.mFlags & kAudioTimeStampWordClockTimeValid) && (y.mFlags & kAudioTimeStampWordClockTimeValid))
        {
            isLessThan = x.mWordClockTime < y.mWordClockTime;
            isDone = true;
        }
    }
    
    return isLessThan;
}

bool    operator==(const AudioTimeStamp& x, const AudioTimeStamp& y)
{
    bool    isEqual = false;
    bool    isDone = false;
    
    //  check the sample time
    if(!isDone)
    {
        if((x.mFlags & kAudioTimeStampSampleTimeValid) && (y.mFlags & kAudioTimeStampSampleTimeValid))
        {
            isEqual = x.mSampleTime == y.mSampleTime;
            isDone = true;
        }
    }
    
    //  check the host time
    if(!isDone)
    {
        if((x.mFlags & kAudioTimeStampHostTimeValid) && (y.mFlags & kAudioTimeStampHostTimeValid))
        {
            isEqual = x.mHostTime == y.mHostTime;
            isDone = true;
        }
    }
    
    //  check the word clock time
    if(!isDone)
    {
        if((x.mFlags & kAudioTimeStampWordClockTimeValid) && (y.mFlags & kAudioTimeStampWordClockTimeValid))
        {
            isEqual = x.mWordClockTime == y.mWordClockTime;
            isDone = true;
        }
    }
    
    return isEqual;
}