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Diffstat (limited to 'libs/appleutility/CAComponentDescription.h')
| -rw-r--r-- | libs/appleutility/CAComponentDescription.h | 148 |
1 files changed, 148 insertions, 0 deletions
diff --git a/libs/appleutility/CAComponentDescription.h b/libs/appleutility/CAComponentDescription.h new file mode 100644 index 0000000000..a681902b91 --- /dev/null +++ b/libs/appleutility/CAComponentDescription.h @@ -0,0 +1,148 @@ +/* Copyright: © Copyright 2005 Apple Computer, Inc. All rights reserved. + + Disclaimer: IMPORTANT: This Apple software is supplied to you by Apple Computer, Inc. + ("Apple") in consideration of your agreement to the following terms, and your + use, installation, modification or redistribution of this Apple software + constitutes acceptance of these terms. If you do not agree with these terms, + please do not use, install, modify or redistribute this Apple software. + + In consideration of your agreement to abide by the following terms, and subject + to these terms, Apple grants you a personal, non-exclusive license, under AppleÕs + copyrights in this original Apple software (the "Apple Software"), to use, + reproduce, modify and redistribute the Apple Software, with or without + modifications, in source and/or binary forms; provided that if you redistribute + the Apple Software in its entirety and without modifications, you must retain + this notice and the following text and disclaimers in all such redistributions of + the Apple Software. Neither the name, trademarks, service marks or logos of + Apple Computer, Inc. may be used to endorse or promote products derived from the + Apple Software without specific prior written permission from Apple. Except as + expressly stated in this notice, no other rights or licenses, express or implied, + are granted by Apple herein, including but not limited to any patent rights that + may be infringed by your derivative works or by other works in which the Apple + Software may be incorporated. + + The Apple Software is provided by Apple on an "AS IS" basis. APPLE MAKES NO + WARRANTIES, EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION THE IMPLIED + WARRANTIES OF NON-INFRINGEMENT, MERCHANTABILITY AND FITNESS FOR A PARTICULAR + PURPOSE, REGARDING THE APPLE SOFTWARE OR ITS USE AND OPERATION ALONE OR IN + COMBINATION WITH YOUR PRODUCTS. + + IN NO EVENT SHALL APPLE BE LIABLE FOR ANY SPECIAL, INDIRECT, INCIDENTAL OR + CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE + GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + ARISING IN ANY WAY OUT OF THE USE, REPRODUCTION, MODIFICATION AND/OR DISTRIBUTION + OF THE APPLE SOFTWARE, HOWEVER CAUSED AND WHETHER UNDER THEORY OF CONTRACT, TORT + (INCLUDING NEGLIGENCE), STRICT LIABILITY OR OTHERWISE, EVEN IF APPLE HAS BEEN + ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ +/*============================================================================= + CAComponentDescription.h + +=============================================================================*/ + +#ifndef __CAComponentDescription_h__ +#define __CAComponentDescription_h__ + +#if !defined(__COREAUDIO_USE_FLAT_INCLUDES__) + #include <CoreServices/CoreServices.h> + #include <AudioUnit/AudioUnit.h> +#else + #include <ConditionalMacros.h> + #include <CoreServices.h> + #include <AudioUnit.h> +#endif + +#include "CACFDictionary.h" +#include <stdio.h> +#include <string.h> + +#ifdef __cplusplus +extern "C" { +#endif + +void CAShowComponentDescription(const ComponentDescription *desc); + +#ifdef __cplusplus +} +#endif + + +// ____________________________________________________________________________ +// +// CAComponentDescription +class CAComponentDescription : public ComponentDescription { +public: + CAComponentDescription() { memset (this, 0, sizeof (ComponentDescription)); } + + CAComponentDescription (OSType inType, OSType inSubtype = 0, OSType inManu = 0); + + CAComponentDescription(const ComponentDescription& desc) { memcpy (this, &desc, sizeof (ComponentDescription)); } + + // _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ + // + // interrogation + + bool IsAU () const; + + bool IsAUFX() const { return componentType == kAudioUnitType_Effect; } + bool IsAUFM() const { return componentType == kAudioUnitType_MusicEffect; } + + bool IsEffect () const { return IsAUFX() || IsAUFM() || IsPanner(); } + + bool IsOffline () const { return componentType == 'auol'; } + + bool IsFConv () const { return componentType == kAudioUnitType_FormatConverter; } + + bool IsPanner () const { return componentType == kAudioUnitType_Panner; } + + bool IsMusicDevice () const { return componentType == kAudioUnitType_MusicDevice; } + +#ifndef MAC_OS_X_VERSION_10_4 + bool IsGenerator () const { return componentType =='augn'; } +#else + bool IsGenerator () const { return componentType ==kAudioUnitType_Generator; } +#endif + + bool IsOutput () const { return componentType == kAudioUnitType_Output; } + + bool IsSource () const { return IsMusicDevice() || IsGenerator(); } + + OSType Type () const { return componentType; } + OSType SubType () const { return componentSubType; } + OSType Manu () const { return componentManufacturer; } + + int Count() const { return CountComponents(const_cast<CAComponentDescription*>(this)); } + + // does a semantic match where "wild card" values for type, subtype, manu will match + bool Matches (const ComponentDescription &desc) const; + + // _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ + // + // other + + void Print(FILE* file = stdout) const { _CAShowComponentDescription (this, file); } + + OSStatus Save (CFPropertyListRef *outData) const; + OSStatus Restore (CFPropertyListRef &inData); + +private: + static void _CAShowComponentDescription (const ComponentDescription *desc, FILE* file); + friend void CAShowComponentDescription (const ComponentDescription *desc); +}; + +inline bool operator< (const ComponentDescription& x, const ComponentDescription& y) +{ + return memcmp (&x, &y, offsetof (ComponentDescription, componentFlags)) < 0; +} + +inline bool operator== (const ComponentDescription& x, const ComponentDescription& y) +{ + return !memcmp (&x, &y, offsetof (ComponentDescription, componentFlags)); +} + +inline bool operator!= (const ComponentDescription& x, const ComponentDescription& y) +{ + return !(x == y); +} + +#endif |