mss_sdl.c File Reference

#include "mss_private.h"
#include "sidecar_private.h"
#include <dttr_core.h>
#include <dttr_log.h>
#include <SDL3/SDL.h>
#include <stdbool.h>
#include <stdint.h>
#include <string.h>
#include <windows.h>

Go to the source code of this file.

Data Structures
struct	mss_import_hook

Functions
static bool	wave_format_spec (const void *format, SDL_AudioSpec *spec)
void	dttr_mss_sdl_shutdown ()
static bool	install_pointer_hook (const DTTR_Mods_Context *ctx, const char *name, DTTR_Core_Hook **handle, uintptr_t addr, void *callback)
static bool	install_mss_import_hook (const DTTR_Mods_Context *ctx, const char *name, uintptr_t site)
static bool	install_mss_import_descriptor (const DTTR_Mods_Context *ctx, uint8_t *base, IMAGE_IMPORT_DESCRIPTOR *desc)
void	dttr_mss_sdl_release_hooks ()
bool	dttr_mss_sdl_install_hooks (const DTTR_Mods_Context *ctx)
static float	master_gain_for_volume (int volume)
int	dttr_mss_ail_startup ()
void	dttr_mss_ail_shutdown ()
int	dttr_mss_ail_set_preference (unsigned int preference, int value)
int	dttr_mss_ail_get_preference (unsigned int preference)
int	dttr_mss_ail_waveOutOpen (void **driver_out, void *wave_out, int device_id, const void *format)
void	dttr_mss_ail_waveOutClose (void *driver)
void	dttr_mss_ail_set_digital_master_volume (void *driver, int volume)

Variables
static mss_import_hook	mss_import_hooks []

Function Documentation

dttr_mss_ail_get_preference()

int dttr_mss_ail_get_preference

(

unsigned int

preference

)

Definition at line 276 of file mss_sdl.c.

References dttr_mss_core_get_preference().

dttr_mss_ail_set_digital_master_volume()

void dttr_mss_ail_set_digital_master_volume	(	void *	driver,
		int	volume )

Definition at line 361 of file mss_sdl.c.

References dttr_mss_core_set_master_gain(), dttr_mss_sample_apply_master_gain(), dttr_mss_stream_apply_master_gain(), and master_gain_for_volume().

dttr_mss_ail_set_preference()

int dttr_mss_ail_set_preference	(	unsigned int	preference,
		int	value )

Definition at line 272 of file mss_sdl.c.

References dttr_mss_core_set_preference().

dttr_mss_ail_shutdown()

void dttr_mss_ail_shutdown

(

)

Definition at line 268 of file mss_sdl.c.

References dttr_mss_sdl_shutdown().

dttr_mss_ail_startup()

int dttr_mss_ail_startup

(

)

Definition at line 263 of file mss_sdl.c.

References dttr_mss_core_ensure_mix_initialized(), and dttr_mss_core_ensure_preferences().

dttr_mss_ail_waveOutClose()

void dttr_mss_ail_waveOutClose

(

void *

driver

)

Definition at line 331 of file mss_sdl.c.

References DTTR_LOG_ERROR, DTTR_LOG_TRACE, dttr_mss_core_decrement_driver_open_count(), dttr_mss_core_driver_open_count(), dttr_mss_core_mixer(), and dttr_mss_sdl_shutdown().

dttr_mss_ail_waveOutOpen()

int dttr_mss_ail_waveOutOpen	(	void **	driver_out,
		void *	wave_out,
		int	device_id,
		const void *	format )

Definition at line 281 of file mss_sdl.c.

References desired_spec, DTTR_LOG_TRACE, dttr_mss_core_driver_open_count(), dttr_mss_core_ensure_mixer(), dttr_mss_core_increment_driver_open_count(), dttr_mss_core_mixer(), dttr_mss_core_set_desired_spec(), NULL, and wave_format_spec().

dttr_mss_sdl_install_hooks()

bool dttr_mss_sdl_install_hooks

(

const DTTR_Mods_Context *

ctx

)

Definition at line 228 of file mss_sdl.c.

References ctx, desc, DTTR_MODS_LOG_ERROR, and install_mss_import_descriptor().

Referenced by dttr_audio_init().

dttr_mss_sdl_release_hooks()

void dttr_mss_sdl_release_hooks

(

)

Definition at line 205 of file mss_sdl.c.

References DTTR_ARRAY_COUNT, DTTR_Core_Unhook(), DTTR_LOG_ERROR, DTTR_ResultOK(), dttr_sidecar_result_detail(), mss_import_hook::handle, mss_import_hook::hook_name, mss_import_hooks, and NULL.

Referenced by dttr_audio_cleanup().

dttr_mss_sdl_shutdown()

void dttr_mss_sdl_shutdown

(

)

Definition at line 108 of file mss_sdl.c.

References dttr_mss_core_destroy_mixer(), dttr_mss_core_reset_driver_open_count(), dttr_mss_core_set_master_gain(), DTTR_MSS_DEFAULT_MASTER_GAIN, dttr_mss_sample_shutdown_all(), and dttr_mss_stream_shutdown_all().

Referenced by dttr_audio_cleanup(), dttr_mss_ail_shutdown(), and dttr_mss_ail_waveOutClose().

install_mss_import_descriptor()

bool install_mss_import_descriptor ( const DTTR_Mods_Context * ctx, uint8_t * base, IMAGE_IMPORT_DESCRIPTOR * desc )

static

Definition at line 171 of file mss_sdl.c.

References ctx, desc, DTTR_MODS_LOG_ERROR, and install_mss_import_hook().

Referenced by dttr_mss_sdl_install_hooks().

install_mss_import_hook()

bool install_mss_import_hook ( const DTTR_Mods_Context * ctx, const char * name, uintptr_t site )

static

Definition at line 146 of file mss_sdl.c.

References mss_import_hook::callback, ctx, DTTR_ARRAY_COUNT, mss_import_hook::handle, mss_import_hook::hook_name, mss_import_hook::import_name, install_pointer_hook(), and mss_import_hooks.

Referenced by install_mss_import_descriptor().

install_pointer_hook()

bool install_pointer_hook ( const DTTR_Mods_Context * ctx, const char * name, DTTR_Core_Hook ** handle, uintptr_t addr, void * callback )

static

Definition at line 117 of file mss_sdl.c.

References ctx, DTTR_Core_HookPointer(), DTTR_MODS_LOG_DEBUG, DTTR_MODS_LOG_ERROR, DTTR_ResultOK(), dttr_sidecar_result_detail(), and NULL.

Referenced by install_mss_import_hook().

master_gain_for_volume()

float master_gain_for_volume ( int volume )

static

Definition at line 251 of file mss_sdl.c.

References DTTR_MSS_DEFAULT_VOLUME, and DTTR_MSS_MAX_VOLUME.

Referenced by dttr_mss_ail_set_digital_master_volume().

wave_format_spec()

bool wave_format_spec ( const void * format, SDL_AudioSpec * spec )

static

Definition at line 82 of file mss_sdl.c.

References DTTR_MSS_MIXER_CHANNELS, DTTR_MSS_MIXER_FORMAT, dttr_mss_wave_bits_supported(), DTTR_MSS_WAVE_FORMAT_PCM, dttr_mss_wave_read_u16le(), and dttr_mss_wave_read_u32le().

Referenced by dttr_mss_ail_waveOutOpen().

Variable Documentation

mss_import_hooks

mss_import_hook mss_import_hooks[]

static

Definition at line 21 of file mss_sdl.c.

Referenced by dttr_mss_sdl_release_hooks(), and install_mss_import_hook().