#ifndef PA_ASIO_H#define PA_ASIO_H/* * $Id: pa_asio.h 1083 2006-08-23 07:30:49Z rossb $ * PortAudio Portable Real-Time Audio Library * ASIO specific extensions * * Copyright (c) 1999-2000 Ross Bencina and Phil Burk * * Permission is hereby granted, free of charge, to any person obtaining * a copy of this software and associated documentation files * (the "Software"), to deal in the Software without restriction, * including without limitation the rights to use, copy, modify, merge, * publish, distribute, sublicense, and/or sell copies of the Software, * and to permit persons to whom the Software is furnished to do so, * subject to the following conditions: * * The above copyright notice and this permission notice shall be * included in all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF * CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. *//* * The text above constitutes the entire PortAudio license; however,  * the PortAudio community also makes the following non-binding requests: * * Any person wishing to distribute modifications to the Software is * requested to send the modifications to the original developer so that * they can be incorporated into the canonical version. It is also  * requested that these non-binding requests be included along with the  * license above. *//** @file @brief ASIO-specific PortAudio API extension header file.*/#include "portaudio.h"#ifdef __cplusplusextern "C"{#endif /* __cplusplus *//** Retrieve legal latency settings for the specificed device, in samples. @param device The global index of the device about which the query is being made. @param minLatency A pointer to the location which will recieve the minimum latency value. @param maxLatency A pointer to the location which will recieve the maximum latency value. @param preferredLatency A pointer to the location which will recieve the preferred latency value. @param granularity A pointer to the location which will recieve the granularity. This value  determines which values between minLatency and maxLatency are available. ie the step size, if granularity is -1 then available latency settings are powers of two. @see ASIOGetBufferSize in the ASIO SDK. @todo This function should have a better name, any suggestions?*/PaError PaAsio_GetAvailableLatencyValues( PaDeviceIndex device,		long *minLatency, long *maxLatency, long *preferredLatency, long *granularity );        /** Display the ASIO control panel for the specified device.  @param device The global index of the device whose control panel is to be displayed.  @param systemSpecific On Windows, the calling application's main window handle,  on Macintosh this value should be zero.*/PaError PaAsio_ShowControlPanel( PaDeviceIndex device, void* systemSpecific );/** Retrieve a pointer to a string containing the name of the specified input channel. The string is valid until Pa_Terminate is called. The string will be no longer than 32 characters including the null terminator.*/PaError PaAsio_GetInputChannelName( PaDeviceIndex device, int channelIndex,        const char** channelName );        /** Retrieve a pointer to a string containing the name of the specified input channel. The string is valid until Pa_Terminate is called. The string will be no longer than 32 characters including the null terminator.*/PaError PaAsio_GetOutputChannelName( PaDeviceIndex device, int channelIndex,        const char** channelName );#define paAsioUseChannelSelectors      (0x01)typedef struct PaAsioStreamInfo{    unsigned long size;             /**< sizeof(PaAsioStreamInfo) */    PaHostApiTypeId hostApiType;    /**< paASIO */    unsigned long version;          /**< 1 */    unsigned long flags;    /* Support for opening only specific channels of an ASIO device.        If the paAsioUseChannelSelectors flag is set, channelSelectors is a        pointer to an array of integers specifying the device channels to use.        When used, the length of the channelSelectors array must match the        corresponding channelCount parameter to Pa_OpenStream() otherwise a        crash may result.        The values in the selectors array must specify channels within the        range of supported channels for the device or paInvalidChannelCount will        result.    */    int *channelSelectors;}PaAsioStreamInfo;#ifdef __cplusplus}#endif /* __cplusplus */#endif /* PA_ASIO_H */