/*

     File: CAComponentDescription.cpp 

 Abstract:  CAComponentDescription.h  

  Version: 1.2.2 

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*/

#include "CAComponentDescription.h"

#include "CAStreamBasicDescription.h"

#include <ctype.h>

void CAShowComponentDescription(const AudioComponentDescription *desc)

{

    CAComponentDescription::_CAShowComponentDescription (desc, stdout);

}

void    CAComponentDescription::_CAShowComponentDescription(const AudioComponentDescription *desc, FILE* file)

{

    if (desc)

    {

        char str[24];

        fprintf (file, "AudioComponentDescription: %s - ", CAStringForOSType(desc->componentType, str));

        fprintf (file, "%s - ", CAStringForOSType(desc->componentSubType, str));

        fprintf (file, "%s", CAStringForOSType(desc->componentManufacturer, str));      

        fprintf (file, ", 0x%X, 0x%X\n", (int)desc->componentFlags, (int)desc->componentFlagsMask);

    }

}

CAComponentDescription::CAComponentDescription (OSType inType, OSType inSubtype, OSType inManu)

{

    componentType = inType;

    componentSubType = inSubtype;

    componentManufacturer = inManu;

    componentFlags = 0;

    componentFlagsMask = 0;

}

bool    CAComponentDescription::IsAU () const 

{ 

    bool flag = IsEffect() || IsMusicDevice() || IsOffline();

    if (flag) return true;

    switch (componentType) {

        case kAudioUnitType_Output:

        case kAudioUnitType_FormatConverter:

        case kAudioUnitType_Mixer:

            return true;

    }

    return false;

}

inline bool _MatchTest (const OSType &inTypeA, const OSType &inTypeB)

{

    return ((inTypeA == inTypeB) || (!inTypeA && !inTypeB) || (inTypeA && !inTypeB) || (!inTypeA && inTypeB)); 

}

bool    CAComponentDescription::Matches (const AudioComponentDescription &desc) const

{

    bool matches = false;

        // see if the type matches

    matches = _MatchTest (componentType, desc.componentType);

    if (matches)

        matches = _MatchTest (componentSubType, desc.componentSubType);

    if (matches)

        matches = _MatchTest (componentManufacturer, desc.componentManufacturer);

    return matches;

}