#include <math.h>
#include "portaudio.h"
-#define NUM_SECONDS (1)
+#define NUM_SECONDS (8)
#define SAMPLE_RATE (44100)
#define TABLE_SIZE (200)
#define TEST_UNSIGNED (0)
#if TEST_UNSIGNED
-#define TEST_FORMAT paUInt16
+#define TEST_FORMAT paUInt8
#else
-#define TEST_FORMAT paInt16
+#define TEST_FORMAT paInt8
#endif
#ifndef M_PI
#include <stdio.h>
#include <math.h>
#include "portaudio.h"
-#include <fcntl.h>
-#define NUM_SECONDS (20)
-#define SAMPLE_RATE (8000)
-#define FRAMES_PER_BUFFER (80)
+#define NUM_SECONDS (10)
+#define SAMPLE_RATE (44100)
+#define FRAMES_PER_BUFFER (512)
#define LEFT_FREQ (SAMPLE_RATE/256.0) /* So we hit 1.0 */
#define RIGHT_FREQ (500.0)
#define AMPLITUDE (1.0)
#endif
-static int fd = 0;
-
typedef struct
{
double left_phase;
{
framesToCalc = data->framesToGo;
data->framesToGo = 0;
- //finished = 1;
+ finished = 1;
}
else
{
framesToCalc = framesPerBuffer;
data->framesToGo -= framesPerBuffer;
}
-
-
- if (!fd) {
- fd = open("/root/sr8k.raw", O_RDONLY, 0);
- }
-
- printf("WTF %d\n", framesToCalc);
- i = read(fd, outputBuffer, framesToCalc * 2);
-
- if (!i) finished = 1;
-
- /*
for( i=0; i<framesToCalc; i++ )
{
data->left_phase += (LEFT_FREQ / SAMPLE_RATE);
if( data->right_phase > 1.0) data->right_phase -= 1.0;
*out++ = DOUBLE_TO_SAMPLE( AMPLITUDE * sin( (data->right_phase * M_PI * 2. )));
}
- */
-
/* zero remainder of final buffer */
-#if 0
for( ; i<(int)framesPerBuffer; i++ )
{
*out++ = SAMPLE_ZERO; /* left */
*out++ = SAMPLE_ZERO; /* right */
}
-#endif
return finished;
}
/*******************************************************************/
outputParameters.device = Pa_GetDefaultOutputDevice(); /* Default output device. */
- outputParameters.channelCount = 1; /* Stereo output */
+ outputParameters.channelCount = 2; /* Stereo output */
outputParameters.sampleFormat = TEST_FORMAT; /* Selected above. */
outputParameters.suggestedLatency = Pa_GetDeviceInfo(outputParameters.device)->defaultLowOutputLatency;
outputParameters.hostApiSpecificStreamInfo = NULL;