PortAudio
2.0
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00001 #ifndef PA_ASIO_H 00002 #define PA_ASIO_H 00003 /* 00004 * $Id: pa_asio.h 1667 2011-05-02 15:49:20Z rossb $ 00005 * PortAudio Portable Real-Time Audio Library 00006 * ASIO specific extensions 00007 * 00008 * Copyright (c) 1999-2000 Ross Bencina and Phil Burk 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 00041 00047 #include "portaudio.h" 00048 00049 #ifdef __cplusplus 00050 extern "C" 00051 { 00052 #endif /* __cplusplus */ 00053 00054 00070 PaError PaAsio_GetAvailableBufferSizes( PaDeviceIndex device, 00071 long *minBufferSizeFrames, long *maxBufferSizeFrames, long *preferredBufferSizeFrames, long *granularity ); 00072 00073 00078 #define PaAsio_GetAvailableLatencyValues PaAsio_GetAvailableBufferSizes 00079 00080 00087 PaError PaAsio_ShowControlPanel( PaDeviceIndex device, void* systemSpecific ); 00088 00089 00090 00091 00097 PaError PaAsio_GetInputChannelName( PaDeviceIndex device, int channelIndex, 00098 const char** channelName ); 00099 00100 00106 PaError PaAsio_GetOutputChannelName( PaDeviceIndex device, int channelIndex, 00107 const char** channelName ); 00108 00109 00120 PaError PaAsio_SetStreamSampleRate( PaStream* stream, double sampleRate ); 00121 00122 00123 #define paAsioUseChannelSelectors (0x01) 00124 00125 typedef struct PaAsioStreamInfo{ 00126 unsigned long size; 00127 PaHostApiTypeId hostApiType; 00128 unsigned long version; 00130 unsigned long flags; 00131 00132 /* Support for opening only specific channels of an ASIO device. 00133 If the paAsioUseChannelSelectors flag is set, channelSelectors is a 00134 pointer to an array of integers specifying the device channels to use. 00135 When used, the length of the channelSelectors array must match the 00136 corresponding channelCount parameter to Pa_OpenStream() otherwise a 00137 crash may result. 00138 The values in the selectors array must specify channels within the 00139 range of supported channels for the device or paInvalidChannelCount will 00140 result. 00141 */ 00142 int *channelSelectors; 00143 }PaAsioStreamInfo; 00144 00145 00146 #ifdef __cplusplus 00147 } 00148 #endif /* __cplusplus */ 00149 00150 #endif /* PA_ASIO_H */