#include "AudioPlayer.h"

Macros
#define	FFT_SIZE 256

#define	FFT_SAMPLES (2*FFT_SIZE)

#define	FFT_Y_BORDER 0

#define	FFT_Y_BORDER_TOP 70

#define	FFT_X_WIDTH 20

#define	FFT_X_W_RECT (FFT_X_WIDTH-3)

#define	FFT_X_START 20

#define	X_STEPS 7

#define	FFT_BIN_SKIP 0

#define	FFT_DISP_TYPE 2

#define	COLOR_INACTIVE LCD_COLOR_BLACK

#define	COLOR_LEFT LCD_COLOR_YELLOW

#define	COLOR_RIGHT LCD_COLOR_GREEN

Functions
int32_t	FFT_Init (void)

int32_t	FFT_Filter (int ch)

int32_t	FFT_Ready (float32_t *result, int numResults)

void	FFT_DisplayGraph (int ch)
	Display the FFT, depending on the barType - which type we want to display. More...

Macro Definition Documentation

#define COLOR_INACTIVE LCD_COLOR_BLACK

Definition at line 27 of file FFT.h.

#define COLOR_LEFT LCD_COLOR_YELLOW

Definition at line 28 of file FFT.h.

#define COLOR_RIGHT LCD_COLOR_GREEN

Definition at line 29 of file FFT.h.

#define FFT_BIN_SKIP 0

Definition at line 24 of file FFT.h.

#define FFT_DISP_TYPE 2

Definition at line 25 of file FFT.h.

#define FFT_SAMPLES (2*FFT_SIZE)

Definition at line 14 of file FFT.h.

#define FFT_SIZE 256

Definition at line 13 of file FFT.h.

#define FFT_X_START 20

Definition at line 20 of file FFT.h.

#define FFT_X_W_RECT (FFT_X_WIDTH-3)

Definition at line 19 of file FFT.h.

#define FFT_X_WIDTH 20

Definition at line 18 of file FFT.h.

#define FFT_Y_BORDER 0

Definition at line 16 of file FFT.h.

#define FFT_Y_BORDER_TOP 70

Definition at line 17 of file FFT.h.

#define X_STEPS 7

Definition at line 22 of file FFT.h.

Function Documentation

void FFT_DisplayGraph ( int ch )

Display the FFT, depending on the barType - which type we want to display.

Parameters

None

Return values

None

Definition at line 436 of file FFT.c.

int32_t FFT_Filter ( int ch )

Definition at line 336 of file FFT.c.

int32_t FFT_Init ( void )

Definition at line 288 of file FFT.c.

Definition at line 296 of file FFT.c.