PortAudio 2.0

pa_mac_core.h

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00001 #ifndef PA_MAC_CORE_H
00002 #define PA_MAC_CORE_H
00003 /*
00004  * PortAudio Portable Real-Time Audio Library
00005  * Macintosh Core Audio specific extensions
00006  * portaudio.h should be included before this file.
00007  *
00008  * Copyright (c) 2005-2006 Bjorn Roche
00009  *
00010  * Permission is hereby granted, free of charge, to any person obtaining
00011  * a copy of this software and associated documentation files
00012  * (the "Software"), to deal in the Software without restriction,
00013  * including without limitation the rights to use, copy, modify, merge,
00014  * publish, distribute, sublicense, and/or sell copies of the Software,
00015  * and to permit persons to whom the Software is furnished to do so,
00016  * subject to the following conditions:
00017  *
00018  * The above copyright notice and this permission notice shall be
00019  * included in all copies or substantial portions of the Software.
00020  *
00021  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
00022  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
00023  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
00024  * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR
00025  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
00026  * CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
00027  * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
00028  */
00029 
00030 /*
00031  * The text above constitutes the entire PortAudio license; however, 
00032  * the PortAudio community also makes the following non-binding requests:
00033  *
00034  * Any person wishing to distribute modifications to the Software is
00035  * requested to send the modifications to the original developer so that
00036  * they can be incorporated into the canonical version. It is also 
00037  * requested that these non-binding requests be included along with the 
00038  * license above.
00039  */
00040 
00046 #include "portaudio.h"
00047 
00048 #include <AudioUnit/AudioUnit.h>
00049 #include <AudioToolbox/AudioToolbox.h>
00050 
00051 #ifdef __cplusplus
00052 extern "C" {
00053 #endif
00054 
00055 
00063 typedef struct
00064 {
00065     unsigned long size;           
00066     PaHostApiTypeId hostApiType;  
00067     unsigned long version;        
00068     unsigned long flags;          
00069     SInt32 const * channelMap;    
00070     unsigned long channelMapSize; 
00071 } PaMacCoreStreamInfo;
00072 
00084 void PaMacCore_SetupStreamInfo( PaMacCoreStreamInfo *data, unsigned long flags );
00085 
00091 void PaMacCore_SetupChannelMap( PaMacCoreStreamInfo *data, const SInt32 * const channelMap, unsigned long channelMapSize );
00092 
00100 AudioDeviceID PaMacCore_GetStreamInputDevice( PaStream* s );
00101  
00109 AudioDeviceID PaMacCore_GetStreamOutputDevice( PaStream* s );
00110 
00125 const char *PaMacCore_GetChannelName( int device, int channelIndex, bool input );
00126 
00127     
00136 PaError PaMacCore_GetBufferSizeRange( PaDeviceIndex device,
00137                                        long *minBufferSizeFrames, long *maxBufferSizeFrames );
00138 
00139 
00154 #define paMacCoreChangeDeviceParameters (0x01)
00155 
00159 #define paMacCoreFailIfConversionRequired (0x02)
00160 
00163 #define paMacCoreConversionQualityMin    (0x0100)
00164 #define paMacCoreConversionQualityMedium (0x0200)
00165 #define paMacCoreConversionQualityLow    (0x0300)
00166 #define paMacCoreConversionQualityHigh   (0x0400)
00167 #define paMacCoreConversionQualityMax    (0x0000)
00168 
00177 #define paMacCorePlayNice                    (0x00)
00178 
00180 #define paMacCorePro                         (0x01)
00181 
00182 #define paMacCoreMinimizeCPUButPlayNice      (0x0100)
00183 
00184 #define paMacCoreMinimizeCPU                 (0x0101)
00185 
00186 
00187 #ifdef __cplusplus
00188 }
00189 #endif 
00191 #endif