ctr_csnd_audio.c File Reference

#include <3ds.h>
#include <string.h>
#include <malloc.h>
#include <retro_miscellaneous.h>
#include <retro_timers.h>
#include "../audio_driver.h"

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Classes
struct	ctr_csnd_audio_t

Macros
#define	CTR_CSND_AUDIO_COUNT   (1u << 11u)
#define	CTR_CSND_AUDIO_COUNT_MASK   (CTR_CSND_AUDIO_COUNT - 1u)
#define	CTR_CSND_AUDIO_SIZE   (CTR_CSND_AUDIO_COUNT * sizeof(int16_t))
#define	CTR_CSND_AUDIO_SIZE_MASK   (CTR_CSND_AUDIO_SIZE - 1u)
#define	CTR_CSND_AUDIO_RATE   32730
#define	CTR_CSND_TICKS_PER_SAMPLE   2048
#define	CTR_CSND_CPU_TICKS_PER_SAMPLE   (CTR_CSND_TICKS_PER_SAMPLE * 4)

Functions
static void	ctr_csnd_audio_update_playpos (ctr_csnd_audio_t *ctr)
Result	csndPlaySound_custom (int chn, u32 flags, float vol, float pan, void *data0, void *data1, u32 size)
static void *	ctr_csnd_audio_init (const char *device, unsigned rate, unsigned latency, unsigned block_frames, unsigned *new_rate)
static void	ctr_csnd_audio_free (void *data)
static ssize_t	ctr_csnd_audio_write (void *data, const void *buf, size_t size)
static bool	ctr_csnd_audio_stop (void *data)
static bool	ctr_csnd_audio_alive (void *data)
static bool	ctr_csnd_audio_start (void *data, bool is_shutdown)
static void	ctr_csnd_audio_set_nonblock_state (void *data, bool state)
static bool	ctr_csnd_audio_use_float (void *data)
static size_t	ctr_csnd_audio_write_avail (void *data)
static size_t	ctr_csnd_audio_buffer_size (void *data)

Variables
audio_driver_t	audio_ctr_csnd

Macro Definition Documentation

CTR_CSND_AUDIO_COUNT

#define CTR_CSND_AUDIO_COUNT   (1u << 11u)

CTR_CSND_AUDIO_COUNT_MASK

#define CTR_CSND_AUDIO_COUNT_MASK   (CTR_CSND_AUDIO_COUNT - 1u)

CTR_CSND_AUDIO_RATE

#define CTR_CSND_AUDIO_RATE   32730

CTR_CSND_AUDIO_SIZE

#define CTR_CSND_AUDIO_SIZE   (CTR_CSND_AUDIO_COUNT * sizeof(int16_t))

CTR_CSND_AUDIO_SIZE_MASK

#define CTR_CSND_AUDIO_SIZE_MASK   (CTR_CSND_AUDIO_SIZE - 1u)

CTR_CSND_CPU_TICKS_PER_SAMPLE

#define CTR_CSND_CPU_TICKS_PER_SAMPLE   (CTR_CSND_TICKS_PER_SAMPLE * 4)

CTR_CSND_TICKS_PER_SAMPLE

#define CTR_CSND_TICKS_PER_SAMPLE   2048

Function Documentation

csndPlaySound_custom()

Result csndPlaySound_custom	(	int	chn,
		u32	flags,
		float	vol,
		float	pan,
		void *	data0,
		void *	data1,
		u32	size
	)

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ctr_csnd_audio_alive()

static bool ctr_csnd_audio_alive ( void *  data )

static

ctr_csnd_audio_buffer_size()

static size_t ctr_csnd_audio_buffer_size ( void *  data )

static

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ctr_csnd_audio_free()

static void ctr_csnd_audio_free ( void *  data )

static

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ctr_csnd_audio_init()

static void* ctr_csnd_audio_init ( const char *  device, unsigned  rate, unsigned  latency, unsigned  block_frames, unsigned *  new_rate  )

static

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ctr_csnd_audio_set_nonblock_state()

static void ctr_csnd_audio_set_nonblock_state ( void *  data, bool  state  )

static

ctr_csnd_audio_start()

static bool ctr_csnd_audio_start ( void *  data, bool  is_shutdown  )

static

ctr_csnd_audio_stop()

static bool ctr_csnd_audio_stop ( void *  data )

static

ctr_csnd_audio_update_playpos()

static void ctr_csnd_audio_update_playpos ( ctr_csnd_audio_t *  ctr )

static

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ctr_csnd_audio_use_float()

static bool ctr_csnd_audio_use_float ( void *  data )

static

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ctr_csnd_audio_write()

static ssize_t ctr_csnd_audio_write ( void *  data, const void *  buf, size_t  size  )

static

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ctr_csnd_audio_write_avail()

static size_t ctr_csnd_audio_write_avail ( void *  data )

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Variable Documentation

audio_ctr_csnd

audio_driver_t audio_ctr_csnd

Initial value:

= {
   ctr_csnd_audio_init,
   ctr_csnd_audio_write,
   ctr_csnd_audio_stop,
   ctr_csnd_audio_start,
   ctr_csnd_audio_alive,
   ctr_csnd_audio_set_nonblock_state,
   ctr_csnd_audio_free,
   ctr_csnd_audio_use_float,
   "csnd",
   NULL,
   NULL,
   ctr_csnd_audio_write_avail,
   ctr_csnd_audio_buffer_size
}