#include <dev/sound/pcm/sound.h>
#include <dev/sound/pcm/pcm.h>
#include <dev/sound/pcm/g711.h>
#include <dev/sound/pcm/intpcm.h>
#include "feeder_if.h"
#include "snd_fxdiv_gen.h"

Include dependency graph for feeder_format.c:

Go to the source code of this file.

Data Structures
struct	feed_format_info

Macros
#define	SND_USE_FXDIV

#define	FEEDFORMAT_RESERVOIR (SND_CHN_MAX * PCM_32_BPS)

#define	FEEDFORMAT_ENTRY(SIGN, BIT, ENDIAN)

#define	FEEDFORMAT_TAB_SIZE ((int32_t)(sizeof(feed_format_ops) / sizeof(feed_format_ops[0])))

Functions
	SND_DECLARE_FILE ("$FreeBSD$")

static __inline intpcm_t	intpcm_read_null (uint8_t *src __unused)

static __inline void	intpcm_write_null (uint8_t *dst, intpcm_t v __unused)

static int	feed_format_init (struct pcm_feeder *f)

static int	feed_format_free (struct pcm_feeder *f)

static int	feed_format_set (struct pcm_feeder *f, int what, int value)

static int	feed_format_feed (struct pcm_feeder f, struct pcm_channel c, uint8_t b, uint32_t count, void source)

	FEEDER_DECLARE (feeder_format, NULL)

intpcm_read_t *	feeder_format_read_op (uint32_t format)

intpcm_write_t *	feeder_format_write_op (uint32_t format)

Variables
struct {
uint32_t format

intpcm_read_t * read

intpcm_write_t * write

}	feed_format_ops []

static struct pcm_feederdesc	feeder_format_desc []

static kobj_method_t	feeder_format_methods []

Macro Definition Documentation

◆ FEEDFORMAT_ENTRY

#define FEEDFORMAT_ENTRY	(	SIGN,
		BIT,
		ENDIAN
	)

Value:

        {                                                               \
                AFMT_##SIGN##BIT##_##ENDIAN,                            \
                intpcm_read_##SIGN##BIT##ENDIAN,                        \
                intpcm_write_##SIGN##BIT##ENDIAN                        \
        }

Definition at line 80 of file feeder_format.c.

◆ FEEDFORMAT_RESERVOIR

#define FEEDFORMAT_RESERVOIR (SND_CHN_MAX * PCM_32_BPS)

Definition at line 50 of file feeder_format.c.

◆ FEEDFORMAT_TAB_SIZE

#define FEEDFORMAT_TAB_SIZE ((int32_t)(sizeof(feed_format_ops) / sizeof(feed_format_ops[0])))

Definition at line 120 of file feeder_format.c.

◆ SND_USE_FXDIV

#define SND_USE_FXDIV

Definition at line 44 of file feeder_format.c.

Function Documentation

◆ feed_format_feed()

static int feed_format_feed	(	struct pcm_feeder *	f,
		struct pcm_channel *	c,
		uint8_t *	b,
		uint32_t	count,
		void *	source
	)

static

Definition at line 212 of file feeder_format.c.

References b, c, feed_format_info::channels, count, pcm_feeder::data, feed_format_info::ialign, feed_format_info::ibps, feed_format_info::oalign, feed_format_info::obps, feed_format_info::read, feed_format_info::reservoir, pcm_feeder::source, source, src, and feed_format_info::write.

◆ feed_format_free()

static int feed_format_free ( struct pcm_feeder * f )

static

Definition at line 175 of file feeder_format.c.

References pcm_feeder::data, and free.

◆ feed_format_init()

static int feed_format_init ( struct pcm_feeder * f )

static

◆ feed_format_set()

static int feed_format_set	(	struct pcm_feeder *	f,
		int	what,
		int	value
	)

static

Definition at line 189 of file feeder_format.c.

References feed_format_info::channels, pcm_feeder::data, FEEDFORMAT_CHANNELS, feed_format_info::ialign, feed_format_info::ibps, feed_format_info::oalign, feed_format_info::obps, SND_CHN_MAX, value, and what.

◆ FEEDER_DECLARE()

FEEDER_DECLARE	(	feeder_format	,
		NULL
	)

◆ feeder_format_read_op()

intpcm_read_t * feeder_format_read_op ( uint32_t format )

Definition at line 279 of file feeder_format.c.

References AFMT_ENCODING, feed_format_ops, FEEDFORMAT_TAB_SIZE, format, and read.

Referenced by feed_matrix_init().

Here is the caller graph for this function:

◆ feeder_format_write_op()

intpcm_write_t * feeder_format_write_op ( uint32_t format )

Definition at line 292 of file feeder_format.c.

References AFMT_ENCODING, feed_format_ops, FEEDFORMAT_TAB_SIZE, format, and write.

Referenced by feed_matrix_init().

Here is the caller graph for this function:

◆ intpcm_read_null()

static __inline intpcm_t intpcm_read_null ( uint8_t *src __unused )

static

Definition at line 67 of file feeder_format.c.

◆ intpcm_write_null()

static __inline void intpcm_write_null	(	uint8_t *	dst,
		intpcm_t v	__unused
	)

static

Definition at line 74 of file feeder_format.c.

References _PCM_WRITE_S16_LE.

◆ SND_DECLARE_FILE()

SND_DECLARE_FILE ( "$FreeBSD$" )

Variable Documentation

◆

const struct { ... } feed_format_ops[]

Initial value:

= {
        FEEDFORMAT_ENTRY(S,  8, NE),
        FEEDFORMAT_ENTRY(S, 16, LE),
        FEEDFORMAT_ENTRY(S, 24, LE),
        FEEDFORMAT_ENTRY(S, 32, LE),
        FEEDFORMAT_ENTRY(S, 16, BE),
        FEEDFORMAT_ENTRY(S, 24, BE),
        FEEDFORMAT_ENTRY(S, 32, BE),
        FEEDFORMAT_ENTRY(U,  8, NE),
        FEEDFORMAT_ENTRY(U, 16, LE),
        FEEDFORMAT_ENTRY(U, 24, LE),
        FEEDFORMAT_ENTRY(U, 32, LE),
        FEEDFORMAT_ENTRY(U, 16, BE),
        FEEDFORMAT_ENTRY(U, 24, BE),
        FEEDFORMAT_ENTRY(U, 32, BE),
        {
                AFMT_MU_LAW,
                intpcm_read_ulaw, intpcm_write_ulaw
        },
        {
                AFMT_A_LAW,
                intpcm_read_alaw, intpcm_write_alaw
        },
        {
                AFMT_AC3,
                intpcm_read_null, intpcm_write_null
        }
}

Referenced by feed_format_init(), feeder_format_read_op(), and feeder_format_write_op().

◆ feeder_format_desc

struct pcm_feederdesc feeder_format_desc[]

static

Initial value:

= {
        { FEEDER_FORMAT, 0, 0, 0, 0 },
        { 0, 0, 0, 0, 0 }
}

Definition at line 262 of file feeder_format.c.

◆ feeder_format_methods

kobj_method_t feeder_format_methods[]

static

Initial value:

= {
        KOBJMETHOD(feeder_init,         feed_format_init),
        KOBJMETHOD(feeder_free,         feed_format_free),
        KOBJMETHOD(feeder_set,          feed_format_set),
        KOBJMETHOD(feeder_feed,         feed_format_feed),
        KOBJMETHOD_END
}

Definition at line 267 of file feeder_format.c.

◆ format

uint32_t format

Definition at line 88 of file feeder_format.c.

Referenced by feeder_format_read_op(), and feeder_format_write_op().

◆ read

intpcm_read_t* read

Definition at line 89 of file feeder_format.c.

Referenced by feed_format_init(), and feeder_format_read_op().

◆ write

intpcm_write_t* write

Definition at line 90 of file feeder_format.c.

Referenced by feed_format_init(), and feeder_format_write_op().

Data Structures

Macros

Functions

Variables

Macro Definition Documentation

◆ FEEDFORMAT_ENTRY

◆ FEEDFORMAT_RESERVOIR

◆ FEEDFORMAT_TAB_SIZE

◆ SND_USE_FXDIV

Function Documentation

◆ feed_format_feed()

◆ feed_format_free()

◆ feed_format_init()

◆ feed_format_set()

◆ FEEDER_DECLARE()

◆ feeder_format_read_op()

◆ feeder_format_write_op()

◆ intpcm_read_null()

◆ intpcm_write_null()

◆ SND_DECLARE_FILE()

Variable Documentation

◆

◆ feeder_format_desc

◆ feeder_format_methods

◆ format

◆ read

◆ write