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Diffstat (limited to 'pd/portaudio_v18/pa_tests/patest_longsine.c')
-rw-r--r--pd/portaudio_v18/pa_tests/patest_longsine.c137
1 files changed, 0 insertions, 137 deletions
diff --git a/pd/portaudio_v18/pa_tests/patest_longsine.c b/pd/portaudio_v18/pa_tests/patest_longsine.c
deleted file mode 100644
index 7dc8ae56..00000000
--- a/pd/portaudio_v18/pa_tests/patest_longsine.c
+++ /dev/null
@@ -1,137 +0,0 @@
-/*
- * $Id: patest_longsine.c,v 1.2 2002/04/30 21:21:30 philburk Exp $
- * patest_longsine.c
- * Play a sine wave using the Portable Audio api until ENTER hit.
- *
- * 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"
-
-#define SAMPLE_RATE (44100)
-
-#ifndef M_PI
-#define M_PI (3.14159265)
-#endif
-
-#define TABLE_SIZE (200)
-typedef struct
-{
- float sine[TABLE_SIZE];
- int left_phase;
- int right_phase;
-}
-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;
- float *out = (float*)outputBuffer;
- unsigned int i;
- (void) outTime; /* Prevent unused variable warnings. */
- (void) inputBuffer;
- for( i=0; i<framesPerBuffer; i++ )
- {
- *out++ = data->sine[data->left_phase]; /* left */
- *out++ = data->sine[data->right_phase]; /* right */
- data->left_phase += 1;
- if( data->left_phase >= TABLE_SIZE ) data->left_phase -= TABLE_SIZE;
- data->right_phase += 3; /* higher pitch so we can distinguish left and right. */
- if( data->right_phase >= TABLE_SIZE ) data->right_phase -= TABLE_SIZE;
- }
- return 0;
-}
-
-/*******************************************************************/
-int main(void);
-int main(void)
-{
- PortAudioStream *stream;
- PaError err;
- paTestData data;
- int i;
- printf("PortAudio Test: output sine wave.\n");
-
- /* initialise sinusoidal wavetable */
- for( i=0; i<TABLE_SIZE; i++ )
- {
- data.sine[i] = (float) sin( ((double)i/(double)TABLE_SIZE) * M_PI * 2. );
- }
- data.left_phase = data.right_phase = 0;
-
- err = Pa_Initialize();
- if( err != paNoError ) goto error;
-
- err = Pa_OpenStream(
- &stream,
- paNoDevice,/* default input device */
- 0, /* no input */
- paFloat32, /* 32 bit floating point input */
- NULL,
- Pa_GetDefaultOutputDeviceID(), /* default output device */
- 2, /* stereo output */
- paFloat32, /* 32 bit floating point output */
- NULL,
- SAMPLE_RATE,
- 256, /* frames per buffer */
- 0, /* number of buffers, if zero then use default minimum */
- paClipOff, /* we won't output out of range samples so don't bother clipping them */
- patestCallback,
- &data );
- if( err != paNoError ) goto error;
-
- err = Pa_StartStream( stream );
- if( err != paNoError ) goto error;
-
- printf("Hit ENTER to stop program.\n");
- getchar();
-
- err = Pa_CloseStream( stream );
- if( err != paNoError ) goto error;
- Pa_Terminate();
-
- printf("Test finished.\n");
- return err;
-
-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;
-}