musiclight2/config.h

48 rindas
1.1 KiB
C

/*
* vim: sw=2 ts=2 expandtab
*
* THE PIZZA-WARE LICENSE" (derived from "THE BEER-WARE LICENCE"):
* <cfr34k@tkolb.de> wrote this file. As long as you retain this notice you can
* do whatever you want with this stuff. If we meet some day, and you think
* this stuff is worth it, you can buy me a pizza in return. - Thomas Kolb
*/
#ifndef CONFIG_H
#define CONFIG_H
#include <stdint.h>
// configuration variables for musiclight2
// networking
#define HOST "192.168.23.222"
#define PORT 2703
// FFT transformation parameters
#define FFT_EXPONENT 10
#define BLOCK_LEN (1 << FFT_EXPONENT) // 2^FFT_EXPONENT
#define SAMPLE_RATE 44100
#define DATALEN (BLOCK_LEN / 2)
// Number of parts in the sample buffer
#define BUFFER_PARTS 2
// update rate for the led strip (in seconds)
#define LED_INTERVAL 0.03
// frequency ranges for the base colors
#define RED_MIN_FREQ 0
#define RED_MAX_FREQ 400
#define GREEN_MIN_FREQ 400
#define GREEN_MAX_FREQ 4000
#define BLUE_MIN_FREQ 4000
#define BLUE_MAX_FREQ SAMPLE_RATE/2
#define COLOR_MAX_REDUCTION_FACTOR 0.9998
// sample data types
typedef int16_t sample;
typedef int64_t sample_sum;
#endif // CONFIG_H