diff options
Diffstat (limited to 'pd/portaudio_v18/pa_tests/pa_devs.c')
| -rw-r--r-- | pd/portaudio_v18/pa_tests/pa_devs.c | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/pd/portaudio_v18/pa_tests/pa_devs.c b/pd/portaudio_v18/pa_tests/pa_devs.c new file mode 100644 index 00000000..66302395 --- /dev/null +++ b/pd/portaudio_v18/pa_tests/pa_devs.c @@ -0,0 +1,99 @@ +/* + * $Id: pa_devs.c,v 1.1.1.1.4.1 2003/02/11 21:41:32 philburk Exp $ + * pa_devs.c + * List available devices. + * + * Author: Phil Burk http://www.softsynth.com + * + * This program uses the PortAudio Portable Audio Library. + * For more information see: http://www.portaudio.com + * 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. + * + */ +#include <stdio.h> +#include <math.h> +#include "portaudio.h" + +/*******************************************************************/ +int main(void); +int main(void) +{ + int i,j; + int numDevices; + const PaDeviceInfo *pdi; + PaError err; + Pa_Initialize(); + numDevices = Pa_CountDevices(); + if( numDevices < 0 ) + { + printf("ERROR: Pa_CountDevices returned 0x%x\n", numDevices ); + err = numDevices; + goto error; + } + printf("Number of devices = %d\n", numDevices ); + for( i=0; i<numDevices; i++ ) + { + pdi = Pa_GetDeviceInfo( i ); + printf("---------------------------------------------- #%d", i ); + if( i == Pa_GetDefaultInputDeviceID() ) printf(" DefaultInput"); + if( i == Pa_GetDefaultOutputDeviceID() ) printf(" DefaultOutput"); + printf("\nName = %s\n", pdi->name ); + printf("Max Inputs = %d", pdi->maxInputChannels ); + printf(", Max Outputs = %d\n", pdi->maxOutputChannels ); + if( pdi->numSampleRates == -1 ) + { + printf("Sample Rate Range = %f to %f\n", pdi->sampleRates[0], pdi->sampleRates[1] ); + } + else + { + printf("Sample Rates ="); + for( j=0; j<pdi->numSampleRates; j++ ) + { + printf(" %8.2f,", pdi->sampleRates[j] ); + } + printf("\n"); + } + printf("Native Sample Formats = "); + if( pdi->nativeSampleFormats & paInt8 ) printf("paInt8, "); + if( pdi->nativeSampleFormats & paUInt8 ) printf("paUInt8, "); + if( pdi->nativeSampleFormats & paInt16 ) printf("paInt16, "); + if( pdi->nativeSampleFormats & paInt32 ) printf("paInt32, "); + if( pdi->nativeSampleFormats & paFloat32 ) printf("paFloat32, "); + if( pdi->nativeSampleFormats & paInt24 ) printf("paInt24, "); + if( pdi->nativeSampleFormats & paPackedInt24 ) printf("paPackedInt24, "); + printf("\n"); + } + Pa_Terminate(); + + printf("----------------------------------------------\n"); + return 0; +error: + Pa_Terminate(); + fprintf( stderr, "An error occured while using the portaudio stream\n" ); + fprintf( stderr, "Error number: %d\n", err ); + fprintf( stderr, "Error message: %s\n", Pa_GetErrorText( err ) ); + return err; +} |