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Diffstat (limited to 'portaudio/include/pa_linux_alsa.h')
-rw-r--r-- | portaudio/include/pa_linux_alsa.h | 107 |
1 files changed, 0 insertions, 107 deletions
diff --git a/portaudio/include/pa_linux_alsa.h b/portaudio/include/pa_linux_alsa.h deleted file mode 100644 index c940615..0000000 --- a/portaudio/include/pa_linux_alsa.h +++ /dev/null @@ -1,107 +0,0 @@ -#ifndef PA_LINUX_ALSA_H -#define PA_LINUX_ALSA_H - -/* - * $Id$ - * PortAudio Portable Real-Time Audio Library - * ALSA-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 - * @ingroup public_header - * @brief ALSA-specific PortAudio API extension header file. - */ - -#include "portaudio.h" - -#ifdef __cplusplus -extern "C" { -#endif - -typedef struct PaAlsaStreamInfo -{ - unsigned long size; - PaHostApiTypeId hostApiType; - unsigned long version; - - const char *deviceString; -} -PaAlsaStreamInfo; - -/** Initialize host API specific structure, call this before setting relevant attributes. */ -void PaAlsa_InitializeStreamInfo( PaAlsaStreamInfo *info ); - -/** Instruct whether to enable real-time priority when starting the audio thread. - * - * If this is turned on by the stream is started, the audio callback thread will be created - * with the FIFO scheduling policy, which is suitable for realtime operation. - **/ -void PaAlsa_EnableRealtimeScheduling( PaStream *s, int enable ); - -#if 0 -void PaAlsa_EnableWatchdog( PaStream *s, int enable ); -#endif - -/** Get the ALSA-lib card index of this stream's input device. */ -PaError PaAlsa_GetStreamInputCard( PaStream *s, int *card ); - -/** Get the ALSA-lib card index of this stream's output device. */ -PaError PaAlsa_GetStreamOutputCard( PaStream *s, int *card ); - -/** Set the number of periods (buffer fragments) to configure devices with. - * - * By default the number of periods is 4, this is the lowest number of periods that works well on - * the author's soundcard. - * @param numPeriods The number of periods. - */ -PaError PaAlsa_SetNumPeriods( int numPeriods ); - -/** Set the maximum number of times to retry opening busy device (sleeping for a - * short interval inbetween). - */ -PaError PaAlsa_SetRetriesBusy( int retries ); - -/** Set the path and name of ALSA library file if PortAudio is configured to load it dynamically (see - * PA_ALSA_DYNAMIC). This setting will overwrite the default name set by PA_ALSA_PATHNAME define. - * @param pathName Full path with filename. Only filename can be used, but dlopen() will lookup default - * searchable directories (/usr/lib;/usr/local/lib) then. - */ -void PaAlsa_SetLibraryPathName( const char *pathName ); - -#ifdef __cplusplus -} -#endif - -#endif |