#include <glib.h>
#include <math.h>
#include <string.h>
#include <libaudcore/hook.h>
#include "audconfig.h"
#include "equalizer.h"
Go to the source code of this file.
Defines | |
#define | EQ_BANDS AUD_EQUALIZER_NBANDS |
#define | MAX_CHANNELS 10 |
#define | Q 1.2247449 |
Functions | |
static void | bp2 (gfloat *a, gfloat *b, gfloat fc, gfloat q) |
void | eq_set_format (gint new_channels, gint new_rate) |
static void | eq_set_channel_bands (gint channel, gfloat *bands) |
static void | eq_set_bands (gfloat preamp, gfloat *bands) |
void | eq_filter (gfloat *data, gint samples) |
static void | eq_update (void *data, void *user_data) |
void | eq_init (void) |
Variables | |
static const gfloat | CF [EQ_BANDS] |
static GStaticMutex | mutex = G_STATIC_MUTEX_INIT |
static gboolean | active |
static gint | channels |
static gint | rate |
static gfloat | a [EQ_BANDS][2] |
static gfloat | b [EQ_BANDS][2] |
static gfloat | wqv [MAX_CHANNELS][EQ_BANDS][2] |
static gfloat | gv [MAX_CHANNELS][EQ_BANDS] |
static gint | K |
#define EQ_BANDS AUD_EQUALIZER_NBANDS |
Definition at line 23 of file equalizer.c.
Referenced by eq_set_bands(), eq_set_channel_bands(), and eq_set_format().
#define MAX_CHANNELS 10 |
Definition at line 24 of file equalizer.c.
Referenced by eq_set_bands().
#define Q 1.2247449 |
Definition at line 28 of file equalizer.c.
Referenced by eq_set_format().
static void bp2 | ( | gfloat * | a, | |
gfloat * | b, | |||
gfloat | fc, | |||
gfloat | q | |||
) | [static] |
Definition at line 47 of file equalizer.c.
Referenced by eq_set_format().
void eq_filter | ( | gfloat * | data, | |
gint | samples | |||
) |
Definition at line 103 of file equalizer.c.
Referenced by do_write().
void eq_init | ( | void | ) |
Definition at line 159 of file equalizer.c.
Referenced by main().
static void eq_set_bands | ( | gfloat | preamp, | |
gfloat * | bands | |||
) | [static] |
Definition at line 91 of file equalizer.c.
Referenced by eq_update().
static void eq_set_channel_bands | ( | gint | channel, | |
gfloat * | bands | |||
) | [static] |
Definition at line 83 of file equalizer.c.
Referenced by eq_set_bands().
Definition at line 58 of file equalizer.c.
Referenced by output_open_audio().
static void eq_update | ( | void * | data, | |
void * | user_data | |||
) | [static] |
Definition at line 149 of file equalizer.c.
Referenced by eq_init().
gfloat a[EQ_BANDS][2] [static] |
Definition at line 40 of file equalizer.c.
Referenced by aud_md5_transform(), eq_filter(), eq_set_format(), filename_compare(), playlist_remove_duplicates_by_scheme(), string_compare(), string_compare_encoded(), and tuple_compare().
Definition at line 38 of file equalizer.c.
Referenced by eq_filter(), and eq_update().
gfloat b[EQ_BANDS][2] [static] |
Definition at line 41 of file equalizer.c.
Referenced by aud_md5_transform(), audacious_remote_set_main_volume(), eq_filter(), eq_set_format(), filename_compare(), playlist_remove_duplicates_by_scheme(), string_compare(), string_compare_encoded(), and tuple_compare().
const gfloat CF[EQ_BANDS] [static] |
{31.25, 62.5, 125, 250, 500, 1000, 2000, 4000, 8000, 16000}
Definition at line 34 of file equalizer.c.
Referenced by eq_set_format().
Definition at line 39 of file equalizer.c.
Referenced by effect_insert(), eq_filter(), and eq_set_format().
gfloat gv[MAX_CHANNELS][EQ_BANDS] [static] |
Definition at line 43 of file equalizer.c.
Referenced by eq_filter(), and eq_set_channel_bands().
Definition at line 44 of file equalizer.c.
Referenced by eq_filter(), and eq_set_format().
GStaticMutex mutex = G_STATIC_MUTEX_INIT [static] |
Definition at line 37 of file equalizer.c.
Referenced by eq_filter(), eq_set_format(), eq_update(), send_audio(), send_clear(), vis_runner_add_hook(), vis_runner_flush(), vis_runner_pass_audio(), vis_runner_remove_hook(), vis_runner_start_stop(), and vis_runner_time_offset().
Definition at line 39 of file equalizer.c.
Referenced by effect_insert(), and eq_set_format().
gfloat wqv[MAX_CHANNELS][EQ_BANDS][2] [static] |
Definition at line 42 of file equalizer.c.
Referenced by eq_filter(), and eq_set_format().