mirror of
https://github.com/saitohirga/WSJT-X.git
synced 2024-11-05 08:51:19 -05:00
35c4a904c2
git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/trunk@247 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
123 lines
4.5 KiB
C
123 lines
4.5 KiB
C
#ifndef PA_ASIO_H
|
|
#define PA_ASIO_H
|
|
/*
|
|
* $Id$
|
|
* 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.
|
|
*
|
|
* 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.
|
|
*
|
|
* 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.
|
|
*
|
|
*/
|
|
|
|
/** @file
|
|
@brief ASIO-specific PortAudio API extension header file.
|
|
*/
|
|
|
|
|
|
#include "portaudio.h"
|
|
|
|
#ifdef __cplusplus
|
|
extern "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 */
|