PortAudio
2.0
|
Hear the latency caused by big buffers. Play a sine wave and change frequency based on letter input. More...
Data Structures | |
struct | paTestData |
Defines | |
#define | OUTPUT_DEVICE (Pa_GetDefaultOutputDevice()) |
#define | SAMPLE_RATE (44100) |
#define | FRAMES_PER_BUFFER (64) |
#define | MIN_FREQ (100.0f) |
#define | CalcPhaseIncrement(freq) ((freq)/SAMPLE_RATE) |
#define | M_PI (3.14159265) |
#define | TABLE_SIZE (400) |
Functions | |
float | LookupSine (paTestData *data, float phase) |
int | main (void) |
Hear the latency caused by big buffers. Play a sine wave and change frequency based on letter input.
#define CalcPhaseIncrement | ( | freq | ) | ((freq)/SAMPLE_RATE) |
#define FRAMES_PER_BUFFER (64) |
#define M_PI (3.14159265) |
#define MIN_FREQ (100.0f) |
#define OUTPUT_DEVICE (Pa_GetDefaultOutputDevice()) |
#define SAMPLE_RATE (44100) |
#define TABLE_SIZE (400) |
Referenced by LookupSine().
float LookupSine | ( | paTestData * | data, |
float | phase | ||
) |
References paTestData::sine, and TABLE_SIZE.
int main | ( | void | ) |