git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@11476 d0543943-73ff-0310-b7d9-9358b9ac24b2
This commit is contained in:
Anthony Minessale 2009-01-24 00:42:11 +00:00
parent ea5805e746
commit e14c57ddd1
4 changed files with 12 additions and 31 deletions

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@ -49,7 +49,7 @@
#define M_PI (3.14159265)
#endif
#define SAMPLE_RATE (8000)
#define SAMPLE_RATE (44100)
typedef struct
{

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@ -45,9 +45,9 @@
#include <math.h>
#include "portaudio.h"
#define NUM_SECONDS (1)
#define SAMPLE_RATE (8000)
#define FRAMES_PER_BUFFER (160)
#define NUM_SECONDS (5)
#define SAMPLE_RATE (44100)
#define FRAMES_PER_BUFFER (64)
#ifndef M_PI
#define M_PI (3.14159265)

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@ -45,15 +45,15 @@
#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

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@ -43,11 +43,10 @@
#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)
@ -92,8 +91,6 @@ typedef float SAMPLE_t;
#endif
static int fd = 0;
typedef struct
{
double left_phase;
@ -123,26 +120,14 @@ static int patestCallback( const void *inputBuffer,
{
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);
@ -153,16 +138,12 @@ static int patestCallback( const void *inputBuffer,
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;
}
/*******************************************************************/
@ -184,7 +165,7 @@ int main(void)
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;