/* * $Id: debug_convert.c,v 1.1.1.1 2003-05-09 16:03:56 ggeiger Exp $ * Convert tagged values. * * Author: Phil Burk * * 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 #include #include "portaudio.h" #define OUTPUT_DEVICE (Pa_GetDefaultOutputDeviceID()) //#define OUTPUT_DEVICE (11) #define NUM_SECONDS (8) #define SLEEP_DUR (800) #define SAMPLE_RATE (44100) #define FRAMES_PER_BUFFER (256) #define NUM_BUFFERS (0) typedef struct { unsigned int framesToGo; } paTestData; /* This routine will be called by the PortAudio engine when audio is needed. ** It may called at interrupt level on some machines so don't do anything ** that could mess up the system like calling malloc() or free(). */ static int patestCallback( void *inputBuffer, void *outputBuffer, unsigned long framesPerBuffer, PaTimestamp outTime, void *userData ) { paTestData *data = (paTestData*)userData; short *out = (short*)outputBuffer; int i; int finished = 0; (void) outTime; /* Prevent unused variable warnings. */ (void) inputBuffer; if( data->framesToGo < framesPerBuffer ) finished = 1; for( i=0; i