mss_core.c File Reference

#include "mss_private.h"
#include <dttr_log.h>
#include <dttr_config.h>
#include <string.h>

Go to the source code of this file.

Functions
static int *	preference_slot (unsigned int preference)
static void	clear_desired_spec ()
bool	dttr_mss_core_has_driver ()
void	dttr_mss_core_reset_preferences ()
void	dttr_mss_core_ensure_preferences ()
int	dttr_mss_core_get_preference (unsigned int preference)
int	dttr_mss_core_set_preference (unsigned int preference, int value)
float	dttr_mss_core_sample_headroom_gain ()
float	dttr_mss_core_sample_preemphasis ()
bool	dttr_mss_core_ensure_mix_initialized ()
bool	dttr_mss_core_ensure_mixer ()
void	dttr_mss_core_destroy_mixer ()
MIX_Mixer *	dttr_mss_core_mixer ()
SDL_AudioSpec	dttr_mss_core_mixer_spec ()
void	dttr_mss_core_set_desired_spec (const SDL_AudioSpec *spec)
int	dttr_mss_core_driver_open_count ()
void	dttr_mss_core_increment_driver_open_count ()
void	dttr_mss_core_decrement_driver_open_count ()
void	dttr_mss_core_reset_driver_open_count ()
float	dttr_mss_core_master_gain ()
void	dttr_mss_core_set_master_gain (float gain)

Variables
static MIX_Mixer *	mixer
static bool	mix_initialized
static int	driver_open_count
static float	master_gain = DTTR_MSS_DEFAULT_MASTER_GAIN
static int	preferences [DTTR_MSS_PREFERENCES_CAPACITY]
static SDL_AudioSpec	desired_spec
static SDL_AudioSpec	mixer_spec
static bool	has_desired_spec
static bool	preferences_initialized

Function Documentation

clear_desired_spec()

void clear_desired_spec ( )

static

Definition at line 27 of file mss_core.c.

References desired_spec, and has_desired_spec.

Referenced by dttr_mss_core_destroy_mixer(), and dttr_mss_core_set_desired_spec().

dttr_mss_core_decrement_driver_open_count()

void dttr_mss_core_decrement_driver_open_count

(

)

Definition at line 172 of file mss_core.c.

References driver_open_count.

Referenced by dttr_mss_ail_waveOutClose().

dttr_mss_core_destroy_mixer()

void dttr_mss_core_destroy_mixer

(

)

Definition at line 131 of file mss_core.c.

References clear_desired_spec(), mix_initialized, mixer, mixer_spec, and NULL.

Referenced by dttr_mss_sdl_shutdown().

dttr_mss_core_driver_open_count()

int dttr_mss_core_driver_open_count

(

)

Definition at line 164 of file mss_core.c.

References driver_open_count.

Referenced by dttr_mss_ail_waveOutClose(), and dttr_mss_ail_waveOutOpen().

dttr_mss_core_ensure_mix_initialized()

bool dttr_mss_core_ensure_mix_initialized

(

)

Definition at line 79 of file mss_core.c.

References DTTR_LOG_ERROR, and mix_initialized.

Referenced by dttr_mss_ail_startup(), and dttr_mss_core_ensure_mixer().

dttr_mss_core_ensure_mixer()

bool dttr_mss_core_ensure_mixer

(

)

Definition at line 93 of file mss_core.c.

References desired_spec, DTTR_LOG_ERROR, DTTR_LOG_INFO, dttr_mss_core_ensure_mix_initialized(), DTTR_MSS_MIXER_CHANNELS, DTTR_MSS_MIXER_FORMAT, DTTR_MSS_MIXER_RATE, has_desired_spec, mixer, and mixer_spec.

Referenced by dttr_mss_ail_allocate_sample_handle(), dttr_mss_ail_open_stream(), dttr_mss_ail_set_sample_file(), and dttr_mss_ail_waveOutOpen().

dttr_mss_core_ensure_preferences()

void dttr_mss_core_ensure_preferences

(

)

Definition at line 41 of file mss_core.c.

References dttr_mss_core_reset_preferences(), and preferences_initialized.

Referenced by dttr_mss_ail_startup(), dttr_mss_core_get_preference(), dttr_mss_core_set_preference(), and reset_sample_defaults().

dttr_mss_core_get_preference()

int dttr_mss_core_get_preference

(

unsigned int

preference

)

Definition at line 49 of file mss_core.c.

References dttr_mss_core_ensure_preferences(), and preference_slot().

Referenced by dttr_mss_ail_get_preference(), and reset_sample_defaults().

dttr_mss_core_has_driver()

bool dttr_mss_core_has_driver

(

)

Definition at line 32 of file mss_core.c.

References driver_open_count, and mixer.

Referenced by has_audio_driver().

dttr_mss_core_increment_driver_open_count()

void dttr_mss_core_increment_driver_open_count

(

)

Definition at line 168 of file mss_core.c.

References driver_open_count.

Referenced by dttr_mss_ail_waveOutOpen().

dttr_mss_core_master_gain()

float dttr_mss_core_master_gain

(

)

Definition at line 184 of file mss_core.c.

References master_gain.

Referenced by apply_sample_gain(), and apply_stream_gain().

dttr_mss_core_mixer()

MIX_Mixer * dttr_mss_core_mixer

(

)

Definition at line 146 of file mss_core.c.

References mixer.

Referenced by dttr_mss_ail_open_stream(), dttr_mss_ail_set_sample_file(), dttr_mss_ail_waveOutClose(), dttr_mss_ail_waveOutOpen(), load_sample_audio_from_memory(), and render_sample_audio().

dttr_mss_core_mixer_spec()

SDL_AudioSpec dttr_mss_core_mixer_spec

(

)

Definition at line 150 of file mss_core.c.

References mixer_spec.

Referenced by render_sample_audio().

dttr_mss_core_reset_driver_open_count()

void dttr_mss_core_reset_driver_open_count

(

)

Definition at line 180 of file mss_core.c.

References driver_open_count.

Referenced by dttr_mss_sdl_shutdown().

dttr_mss_core_reset_preferences()

void dttr_mss_core_reset_preferences

(

)

Definition at line 36 of file mss_core.c.

References dttr_mss_reset_preferences(), preferences, and preferences_initialized.

Referenced by dttr_mss_core_ensure_preferences().

dttr_mss_core_sample_headroom_gain()

float dttr_mss_core_sample_headroom_gain

(

)

Definition at line 71 of file mss_core.c.

References dttr_config.

Referenced by apply_sample_gain().

dttr_mss_core_sample_preemphasis()

float dttr_mss_core_sample_preemphasis

(

)

Definition at line 75 of file mss_core.c.

References dttr_config.

Referenced by render_sample_audio().

dttr_mss_core_set_desired_spec()

void dttr_mss_core_set_desired_spec

(

const SDL_AudioSpec *

spec

)

Definition at line 154 of file mss_core.c.

References clear_desired_spec(), desired_spec, and has_desired_spec.

Referenced by dttr_mss_ail_waveOutOpen().

dttr_mss_core_set_master_gain()

void dttr_mss_core_set_master_gain

(

float

gain

)

Definition at line 188 of file mss_core.c.

References master_gain.

Referenced by dttr_mss_ail_set_digital_master_volume(), and dttr_mss_sdl_shutdown().

dttr_mss_core_set_preference()

int dttr_mss_core_set_preference	(	unsigned int	preference,
		int	value )

Definition at line 59 of file mss_core.c.

References dttr_mss_core_ensure_preferences(), and preference_slot().

Referenced by dttr_mss_ail_set_preference().

preference_slot()

int * preference_slot ( unsigned int preference )

static

Definition at line 19 of file mss_core.c.

References NULL, and preferences.

Referenced by dttr_mss_core_get_preference(), and dttr_mss_core_set_preference().

Variable Documentation

desired_spec

SDL_AudioSpec desired_spec

static

Definition at line 14 of file mss_core.c.

Referenced by clear_desired_spec(), dttr_mss_ail_waveOutOpen(), dttr_mss_core_ensure_mixer(), and dttr_mss_core_set_desired_spec().

driver_open_count

int driver_open_count

static

Definition at line 11 of file mss_core.c.

Referenced by dttr_mss_core_decrement_driver_open_count(), dttr_mss_core_driver_open_count(), dttr_mss_core_has_driver(), dttr_mss_core_increment_driver_open_count(), and dttr_mss_core_reset_driver_open_count().

has_desired_spec

bool has_desired_spec

static

Definition at line 16 of file mss_core.c.

Referenced by clear_desired_spec(), dttr_mss_core_ensure_mixer(), and dttr_mss_core_set_desired_spec().

master_gain

float master_gain = DTTR_MSS_DEFAULT_MASTER_GAIN

static

Definition at line 12 of file mss_core.c.

Referenced by dttr_mss_core_master_gain(), dttr_mss_core_set_master_gain(), and dttr_mss_track_gain().

mix_initialized

bool mix_initialized

static

Definition at line 10 of file mss_core.c.

Referenced by dttr_mss_core_destroy_mixer(), and dttr_mss_core_ensure_mix_initialized().

mixer

MIX_Mixer* mixer

static

Definition at line 9 of file mss_core.c.

Referenced by dttr_mss_core_destroy_mixer(), dttr_mss_core_ensure_mixer(), dttr_mss_core_has_driver(), and dttr_mss_core_mixer().

mixer_spec

SDL_AudioSpec mixer_spec

static

Definition at line 15 of file mss_core.c.

Referenced by dttr_mss_core_destroy_mixer(), dttr_mss_core_ensure_mixer(), dttr_mss_core_mixer_spec(), and render_sample_audio().

preferences

int preferences[DTTR_MSS_PREFERENCES_CAPACITY]

static

Definition at line 13 of file mss_core.c.

Referenced by dttr_mss_core_reset_preferences(), dttr_mss_reset_preferences(), and preference_slot().

preferences_initialized

bool preferences_initialized

static

Definition at line 17 of file mss_core.c.

Referenced by dttr_mss_core_ensure_preferences(), and dttr_mss_core_reset_preferences().