soundfont.h File Reference

#include <sound/sfnt_info.h>
#include <sound/util_mem.h>

Go to the source code of this file.

Data Structures
struct	snd_sf_zone
struct	snd_sf_sample
struct	snd_soundfont
struct	snd_sf_callback
struct	snd_sf_list

Macros
#define	SF_MAX_INSTRUMENTS   128 /* maximum instrument number */
#define	SF_MAX_PRESETS   256 /* drums are mapped from 128 to 256 */
#define	SF_IS_DRUM_BANK(z)   ((z) == 128)
#define	snd_sf_calc_parm_delay(msec)   (0x8000 - (msec) * 1000 / 725)

Functions
int	snd_soundfont_load (struct snd_sf_list *sflist, const void __user *data, long count, int client)
int	snd_soundfont_load_guspatch (struct snd_sf_list *sflist, const char __user *data, long count, int client)
int	snd_soundfont_close_check (struct snd_sf_list *sflist, int client)
struct snd_sf_list *	snd_sf_new (struct snd_sf_callback *callback, struct snd_util_memhdr *hdr)
void	snd_sf_free (struct snd_sf_list *sflist)
int	snd_soundfont_remove_samples (struct snd_sf_list *sflist)
int	snd_soundfont_remove_unlocked (struct snd_sf_list *sflist)
int	snd_soundfont_search_zone (struct snd_sf_list *sflist, int *notep, int vel, int preset, int bank, int def_preset, int def_bank, struct snd_sf_zone **table, int max_layers)
int	snd_sf_calc_parm_hold (int msec)
int	snd_sf_calc_parm_attack (int msec)
int	snd_sf_calc_parm_decay (int msec)
int	snd_sf_linear_to_log (unsigned int amount, int offset, int ratio)

Variables
int	snd_sf_vol_table [128]

Macro Definition Documentation

#define SF_IS_DRUM_BANK

(

z

)

((z) == 128)

Definition at line 30 of file soundfont.h.

#define SF_MAX_INSTRUMENTS   128 /* maximum instrument number */

Definition at line 28 of file soundfont.h.

#define SF_MAX_PRESETS   256 /* drums are mapped from 128 to 256 */

Definition at line 29 of file soundfont.h.

#define snd_sf_calc_parm_delay

(

msec

)

(0x8000 - (msec) * 1000 / 725)

Definition at line 124 of file soundfont.h.

Function Documentation

int snd_sf_calc_parm_attack

(

int

msec

)

Definition at line 920 of file soundfont.c.

int snd_sf_calc_parm_decay

(

int

msec

)

Definition at line 927 of file soundfont.c.

int snd_sf_calc_parm_hold

(

int

msec

)

Definition at line 895 of file soundfont.c.

void snd_sf_free

(

struct snd_sf_list *

sflist

)

Definition at line 1418 of file soundfont.c.

int snd_sf_linear_to_log	(	unsigned int	amount,
		int	offset,
		int	ratio
	)

Definition at line 798 of file soundfont.c.

struct snd_sf_list* snd_sf_new ( struct snd_sf_callback *  callback, struct snd_util_memhdr *  hdr  )

read

Definition at line 1395 of file soundfont.c.

int snd_soundfont_close_check	(	struct snd_sf_list *	sflist,
		int	client
	)

Definition at line 107 of file soundfont.c.

int snd_soundfont_load	(	struct snd_sf_list *	sflist,
		const void __user *	data,
		long	count,
		int	client
	)

Definition at line 129 of file soundfont.c.

int snd_soundfont_load_guspatch	(	struct snd_sf_list *	sflist,
		const char __user *	data,
		long	count,
		int	client
	)

Definition at line 1126 of file soundfont.c.

int snd_soundfont_remove_samples

(

struct snd_sf_list *

sflist

)

Definition at line 1437 of file soundfont.c.

int snd_soundfont_remove_unlocked

(

struct snd_sf_list *

sflist

)

Definition at line 1453 of file soundfont.c.

int snd_soundfont_search_zone	(	struct snd_sf_list *	sflist,
		int *	notep,
		int	vel,
		int	preset,
		int	bank,
		int	def_preset,
		int	def_bank,
		struct snd_sf_zone **	table,
		int	max_layers
	)

Definition at line 1231 of file soundfont.c.

Variable Documentation

int snd_sf_vol_table[128]

Definition at line 932 of file soundfont.c.