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Fix messages, init toggle variable.

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This commit is contained in:
philburk 2002-02-22 21:46:18 +00:00
commit 83bb63cf86
1 changed files with 10 additions and 5 deletions
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15
pa_tests/patest_leftright.c
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@ -98,6 +98,7 @@ static int patestCallback( void *inputBuffer, void *outputBuffer,
return finished;
}
/*******************************************************************/
int main(void);
int main(void)
@ -107,17 +108,21 @@ int main(void)
paTestData data;
int i;
int timeout;
printf("PortAudio Test: output sine wave. SR = %d, BufSize = %d\n", SAMPLE_RATE, FRAMES_PER_BUFFER);
printf("Play different tone sine waves that alternate between left and right channel.\n");
printf("The low tone should be on the left channel.\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;
data.left_phase = data.right_phase = data.toggle = 0;
data.countDown = SAMPLE_RATE;
err = Pa_Initialize();
if( err != paNoError ) goto error;
err = Pa_OpenStream(
&stream,
paNoDevice,/* default input device */
@ -135,15 +140,15 @@ int main(void)
patestCallback,
&data );
if( err != paNoError ) goto error;
err = Pa_StartStream( stream );
if( err != paNoError ) goto error;
printf("Play for several seconds.\n");
timeout = NUM_SECONDS * 4;
while( timeout > 0 )
{
printf("Countdown = %d, Toggle = %d\n", data.countDown, data.toggle );
fflush( stdout );
Pa_Sleep( 1000/4 );
Pa_Sleep( 300 );
timeout -= 1;
}