midi_utils.h File Reference

MIDI messages decoder. More...

#include <stdbool.h>
#include <unistd.h>

Include dependency graph for midi_utils.h:

Go to the source code of this file.

Data Structures
struct	midi_decoder

Typedefs
typedef enum midi_cmd	midi_cmd
typedef enum midi_sys_cmd	midi_sys_cmd
typedef struct midi_decoder	midi_decoder

Enumerations
enum	midi_cmd {   Note_Off = 0x8 , Note_On = 0x9 , Aftertouch = 0xA , Continous_Controller = 0xB ,   Patch_Change = 0xC , Channel_Pressure = 0xD , Pitch_Bend = 0xE , Sys = 0xF }
enum	midi_sys_cmd {   Exclusive = 0x0 , Song_Position = 0x2 , Song_Select = 0x3 , Bus_Select = 0x5 ,   Tune_Request = 0x6 , End_Exclusive = 0x7 , Timming_Tick = 0x8 , Start_Song = 0xA ,   Continue_Song = 0xB , Stop_Song = 0xC , Active_Sensing = 0xE , Reset = 0xF }

Functions
void	midi_decoder_init (midi_decoder *dec)
	Init/reset a MIDI decoder. More...
uint32_t	midi_decoder_push (midi_decoder *dec, uint8_t byte)
	Process and incoming byte of MIDI input. More...

Detailed Description

MIDI messages decoder.

Function Documentation

midi_decoder_init()

void midi_decoder_init

(

midi_decoder *

dec

)

Init/reset a MIDI decoder.

Parameters

dec	MIDI decoder instance

midi_decoder_push()

uint32_t midi_decoder_push	(	midi_decoder *	dec,
		uint8_t	byte
	)

Process and incoming byte of MIDI input.

Parameters

dec	MIDI decoder instance
byte	incoming byte of MIDI input

Returns

decoded midi message or 0 for no message