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vumeter.c
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/*
Volume Meter plugin for the DeaDBeeF audio player
Copyright (C) 2014 Christian Boxdörfer <[email protected]>
Based on DeaDBeeFs stock vumeter.
Copyright (c) 2009-2014 Alexey Yakovenko <[email protected]>
Copyright (c) 2011 William Pitcock <[email protected]>
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include <sys/types.h>
#include <sys/stat.h>
#include <stdlib.h>
#include <string.h>
#include <assert.h>
#include <math.h>
#include <fcntl.h>
#include <gtk/gtk.h>
#include <deadbeef/deadbeef.h>
#include <deadbeef/gtkui_api.h>
#include "fastftoi.h"
#include "support.h"
#define REFRESH_INTERVAL 25
#define MAX_CHANNELS 6
#define GRADIENT_TABLE_SIZE 1024
#define STR_GRADIENT_VERTICAL "Vertical"
#define STR_GRADIENT_HORIZONTAL "Horizontal"
#define CONFSTR_MS_STYLE "vu_meter.style"
#define CONFSTR_MS_REFRESH_INTERVAL "vu_meter.refresh_interval"
#define CONFSTR_MS_DB_RANGE "vu_meter.db_range"
#define CONFSTR_MS_ENABLE_HGRID "vu_meter.enable_hgrid"
#define CONFSTR_MS_ENABLE_VGRID "vu_meter.enable_vgrid"
#define CONFSTR_MS_ENABLE_BAR_MODE "vu_meter.enable_bar_mode"
#define CONFSTR_MS_BAR_FALLOFF "vu_meter.bar_falloff"
#define CONFSTR_MS_BAR_DELAY "vu_meter.bar_delay"
#define CONFSTR_MS_PEAK_FALLOFF "vu_meter.peak_falloff"
#define CONFSTR_MS_PEAK_DELAY "vu_meter.peak_delay"
#define CONFSTR_MS_GRADIENT_ORIENTATION "vu_meter.gradient_orientation"
#define CONFSTR_MS_COLOR_BG "vu_meter.color.background"
#define CONFSTR_MS_COLOR_VGRID "vu_meter.color.vgrid"
#define CONFSTR_MS_COLOR_HGRID "vu_meter.color.hgrid"
#define CONFSTR_MS_COLOR_GRADIENT_00 "vu_meter.color.gradient_00"
#define CONFSTR_MS_COLOR_GRADIENT_01 "vu_meter.color.gradient_01"
#define CONFSTR_MS_COLOR_GRADIENT_02 "vu_meter.color.gradient_02"
#define CONFSTR_MS_COLOR_GRADIENT_03 "vu_meter.color.gradient_03"
#define CONFSTR_MS_COLOR_GRADIENT_04 "vu_meter.color.gradient_04"
#define CONFSTR_MS_COLOR_GRADIENT_05 "vu_meter.color.gradient_05"
/* Global variables */
static DB_misc_t plugin;
static DB_functions_t * deadbeef = NULL;
static ddb_gtkui_t * gtkui_plugin = NULL;
typedef struct {
ddb_gtkui_widget_t base;
GtkWidget *drawarea;
GtkWidget *popup;
GtkWidget *popup_item;
cairo_surface_t *surf;
cairo_surface_t *surf_png;
guint drawtimer;
uint32_t colors[GRADIENT_TABLE_SIZE];
float data[MAX_CHANNELS];
float bars[MAX_CHANNELS];
int delay[MAX_CHANNELS];
float peaks[MAX_CHANNELS];
int delay_peak[MAX_CHANNELS];
int channels;
intptr_t mutex;
} w_vumeter_t;
enum STYLE { STYLE_BARS = 0, STYLE_RETRO = 1 };
static int CONFIG_STYLE = STYLE_BARS;
static int CONFIG_REFRESH_INTERVAL = 25;
static int CONFIG_DB_RANGE = 70;
static int CONFIG_ENABLE_HGRID = 1;
static int CONFIG_ENABLE_VGRID = 1;
static int CONFIG_ENABLE_BAR_MODE = 0;
static int CONFIG_BAR_FALLOFF = -1;
static int CONFIG_BAR_DELAY = 0;
static int CONFIG_PEAK_FALLOFF = 90;
static int CONFIG_PEAK_DELAY = 500;
static int CONFIG_GRADIENT_ORIENTATION = 0;
static int CONFIG_NUM_COLORS = 6;
static GdkColor CONFIG_COLOR_BG;
static GdkColor CONFIG_COLOR_VGRID;
static GdkColor CONFIG_COLOR_HGRID;
static GdkColor CONFIG_GRADIENT_COLORS[6];
static uint32_t CONFIG_COLOR_BG32 = 0xff222222;
static uint32_t CONFIG_COLOR_VGRID32 = 0xff000000;
static uint32_t CONFIG_COLOR_HGRID32 = 0xff666666;
static void
save_config (void)
{
deadbeef->conf_set_int (CONFSTR_MS_STYLE, CONFIG_STYLE);
deadbeef->conf_set_int (CONFSTR_MS_REFRESH_INTERVAL, CONFIG_REFRESH_INTERVAL);
deadbeef->conf_set_int (CONFSTR_MS_DB_RANGE, CONFIG_DB_RANGE);
deadbeef->conf_set_int (CONFSTR_MS_ENABLE_HGRID, CONFIG_ENABLE_HGRID);
deadbeef->conf_set_int (CONFSTR_MS_ENABLE_VGRID, CONFIG_ENABLE_VGRID);
deadbeef->conf_set_int (CONFSTR_MS_ENABLE_BAR_MODE, CONFIG_ENABLE_BAR_MODE);
deadbeef->conf_set_int (CONFSTR_MS_BAR_FALLOFF, CONFIG_BAR_FALLOFF);
deadbeef->conf_set_int (CONFSTR_MS_BAR_DELAY, CONFIG_BAR_DELAY);
deadbeef->conf_set_int (CONFSTR_MS_PEAK_FALLOFF, CONFIG_PEAK_FALLOFF);
deadbeef->conf_set_int (CONFSTR_MS_PEAK_DELAY, CONFIG_PEAK_DELAY);
deadbeef->conf_set_int (CONFSTR_MS_GRADIENT_ORIENTATION, CONFIG_GRADIENT_ORIENTATION);
char color[100];
snprintf (color, sizeof (color), "%d %d %d", CONFIG_COLOR_BG.red, CONFIG_COLOR_BG.green, CONFIG_COLOR_BG.blue);
deadbeef->conf_set_str (CONFSTR_MS_COLOR_BG, color);
snprintf (color, sizeof (color), "%d %d %d", CONFIG_COLOR_VGRID.red, CONFIG_COLOR_VGRID.green, CONFIG_COLOR_VGRID.blue);
deadbeef->conf_set_str (CONFSTR_MS_COLOR_VGRID, color);
snprintf (color, sizeof (color), "%d %d %d", CONFIG_COLOR_HGRID.red, CONFIG_COLOR_HGRID.green, CONFIG_COLOR_HGRID.blue);
deadbeef->conf_set_str (CONFSTR_MS_COLOR_HGRID, color);
snprintf (color, sizeof (color), "%d %d %d", CONFIG_GRADIENT_COLORS[0].red, CONFIG_GRADIENT_COLORS[0].green, CONFIG_GRADIENT_COLORS[0].blue);
deadbeef->conf_set_str (CONFSTR_MS_COLOR_GRADIENT_00, color);
snprintf (color, sizeof (color), "%d %d %d", CONFIG_GRADIENT_COLORS[1].red, CONFIG_GRADIENT_COLORS[1].green, CONFIG_GRADIENT_COLORS[1].blue);
deadbeef->conf_set_str (CONFSTR_MS_COLOR_GRADIENT_01, color);
snprintf (color, sizeof (color), "%d %d %d", CONFIG_GRADIENT_COLORS[2].red, CONFIG_GRADIENT_COLORS[2].green, CONFIG_GRADIENT_COLORS[2].blue);
deadbeef->conf_set_str (CONFSTR_MS_COLOR_GRADIENT_02, color);
snprintf (color, sizeof (color), "%d %d %d", CONFIG_GRADIENT_COLORS[3].red, CONFIG_GRADIENT_COLORS[3].green, CONFIG_GRADIENT_COLORS[3].blue);
deadbeef->conf_set_str (CONFSTR_MS_COLOR_GRADIENT_03, color);
snprintf (color, sizeof (color), "%d %d %d", CONFIG_GRADIENT_COLORS[4].red, CONFIG_GRADIENT_COLORS[4].green, CONFIG_GRADIENT_COLORS[4].blue);
deadbeef->conf_set_str (CONFSTR_MS_COLOR_GRADIENT_04, color);
snprintf (color, sizeof (color), "%d %d %d", CONFIG_GRADIENT_COLORS[5].red, CONFIG_GRADIENT_COLORS[5].green, CONFIG_GRADIENT_COLORS[5].blue);
deadbeef->conf_set_str (CONFSTR_MS_COLOR_GRADIENT_05, color);
}
static void
load_config (void)
{
deadbeef->conf_lock ();
CONFIG_STYLE = deadbeef->conf_get_int (CONFSTR_MS_STYLE, 0);
CONFIG_GRADIENT_ORIENTATION = deadbeef->conf_get_int (CONFSTR_MS_GRADIENT_ORIENTATION, 0);
CONFIG_DB_RANGE = deadbeef->conf_get_int (CONFSTR_MS_DB_RANGE, 70);
CONFIG_ENABLE_HGRID = deadbeef->conf_get_int (CONFSTR_MS_ENABLE_HGRID, 1);
CONFIG_ENABLE_VGRID = deadbeef->conf_get_int (CONFSTR_MS_ENABLE_VGRID, 1);
CONFIG_ENABLE_BAR_MODE = deadbeef->conf_get_int (CONFSTR_MS_ENABLE_BAR_MODE, 0);
CONFIG_REFRESH_INTERVAL = deadbeef->conf_get_int (CONFSTR_MS_REFRESH_INTERVAL, 25);
CONFIG_BAR_FALLOFF = deadbeef->conf_get_int (CONFSTR_MS_BAR_FALLOFF, -1);
CONFIG_BAR_DELAY = deadbeef->conf_get_int (CONFSTR_MS_BAR_DELAY, 0);
CONFIG_PEAK_FALLOFF = deadbeef->conf_get_int (CONFSTR_MS_PEAK_FALLOFF, 90);
CONFIG_PEAK_DELAY = deadbeef->conf_get_int (CONFSTR_MS_PEAK_DELAY, 500);
const char *color;
color = deadbeef->conf_get_str_fast (CONFSTR_MS_COLOR_BG, "8738 8738 8738");
sscanf (color, "%hd %hd %hd", &CONFIG_COLOR_BG.red, &CONFIG_COLOR_BG.green, &CONFIG_COLOR_BG.blue);
color = deadbeef->conf_get_str_fast (CONFSTR_MS_COLOR_VGRID, "0 0 0");
sscanf (color, "%hd %hd %hd", &CONFIG_COLOR_VGRID.red, &CONFIG_COLOR_VGRID.green, &CONFIG_COLOR_VGRID.blue);
color = deadbeef->conf_get_str_fast (CONFSTR_MS_COLOR_HGRID, "26214 26214 26214");
sscanf (color, "%hd %hd %hd", &CONFIG_COLOR_HGRID.red, &CONFIG_COLOR_HGRID.green, &CONFIG_COLOR_HGRID.blue);
color = deadbeef->conf_get_str_fast (CONFSTR_MS_COLOR_GRADIENT_00, "65535 0 0");
sscanf (color, "%hd %hd %hd", &(CONFIG_GRADIENT_COLORS[0].red), &(CONFIG_GRADIENT_COLORS[0].green), &(CONFIG_GRADIENT_COLORS[0].blue));
color = deadbeef->conf_get_str_fast (CONFSTR_MS_COLOR_GRADIENT_01, "65535 32896 0");
sscanf (color, "%hd %hd %hd", &(CONFIG_GRADIENT_COLORS[1].red), &(CONFIG_GRADIENT_COLORS[1].green), &(CONFIG_GRADIENT_COLORS[1].blue));
color = deadbeef->conf_get_str_fast (CONFSTR_MS_COLOR_GRADIENT_02, "65535 65535 0");
sscanf (color, "%hd %hd %hd", &(CONFIG_GRADIENT_COLORS[2].red), &(CONFIG_GRADIENT_COLORS[2].green), &(CONFIG_GRADIENT_COLORS[2].blue));
color = deadbeef->conf_get_str_fast (CONFSTR_MS_COLOR_GRADIENT_03, "32896 65535 30840");
sscanf (color, "%hd %hd %hd", &(CONFIG_GRADIENT_COLORS[3].red), &(CONFIG_GRADIENT_COLORS[3].green), &(CONFIG_GRADIENT_COLORS[3].blue));
color = deadbeef->conf_get_str_fast (CONFSTR_MS_COLOR_GRADIENT_04, "0 38036 41120");
sscanf (color, "%hd %hd %hd", &(CONFIG_GRADIENT_COLORS[4].red), &(CONFIG_GRADIENT_COLORS[4].green), &(CONFIG_GRADIENT_COLORS[4].blue));
color = deadbeef->conf_get_str_fast (CONFSTR_MS_COLOR_GRADIENT_05, "0 8224 25700");
sscanf (color, "%hd %hd %hd", &(CONFIG_GRADIENT_COLORS[5].red), &(CONFIG_GRADIENT_COLORS[5].green), &(CONFIG_GRADIENT_COLORS[5].blue));
float scale = 255/65535.f;
CONFIG_COLOR_BG32 = ((uint32_t)(CONFIG_COLOR_BG.red * scale) & 0xFF) << 16 |
((uint32_t)(CONFIG_COLOR_BG.green * scale) & 0xFF) << 8 |
((uint32_t)(CONFIG_COLOR_BG.blue * scale) & 0xFF) << 0;
CONFIG_COLOR_VGRID32 = ((uint32_t)(CONFIG_COLOR_VGRID.red * scale) & 0xFF) << 16 |
((uint32_t)(CONFIG_COLOR_VGRID.green * scale) & 0xFF) << 8 |
((uint32_t)(CONFIG_COLOR_VGRID.blue * scale) & 0xFF) << 0;
CONFIG_COLOR_HGRID32 = ((uint32_t)(CONFIG_COLOR_HGRID.red * scale) & 0xFF) << 16 |
((uint32_t)(CONFIG_COLOR_HGRID.green * scale) & 0xFF) << 8 |
((uint32_t)(CONFIG_COLOR_HGRID.blue * scale) & 0xFF) << 0;
deadbeef->conf_unlock ();
}
static inline void
_memset_pattern (char *data, const void* pattern, size_t data_len, size_t pattern_len)
{
memmove ((char *)data, pattern, pattern_len);
char *start = (char *)data;
char *current = (char *)data + pattern_len;
char *end = start + data_len;
while(current + pattern_len < end) {
memmove (current, start, pattern_len);
current += pattern_len;
pattern_len *= 2;
}
memmove (current, start, end-current);
}
static inline void
_draw_vline (uint8_t *data, int stride, int x0, int y0, int y1, uint32_t color) {
if (y0 > y1) {
int tmp = y0;
y0 = y1;
y1 = tmp;
y1--;
}
else if (y0 < y1) {
y0++;
}
uint32_t *ptr = (uint32_t*)&data[y0*stride+x0*4];
while (y0 <= y1) {
*ptr = color;
ptr += stride/4;
y0++;
}
}
static inline void
_draw_hline (uint8_t *data, int stride, int x0, int y0, int x1, uint32_t color) {
uint32_t *ptr = (uint32_t*)&data[y0*stride+x0*4];
while (x0 <= x1) {
*ptr++ = color;
x0++;
}
}
static inline void
_draw_background (uint8_t *data, int w, int h, uint32_t color)
{
size_t fillLen = w * h * sizeof (uint32_t);
_memset_pattern ((char *)data, &color, fillLen, sizeof (uint32_t));
}
static inline void
_draw_bar (uint8_t *data, int stride, int x0, int y0, int w, int h, uint32_t color) {
int y1 = y0+h-1;
int x1 = x0+w-1;
uint32_t *ptr = (uint32_t*)&data[y0*stride+x0*4];
while (y0 <= y1) {
int x = x0;
while (x++ <= x1) {
*ptr++ = color;
}
y0++;
ptr += stride/4-w;
}
}
static inline void
_draw_bar_gradient_v (gpointer user_data, uint8_t *data, int stride, int x0, int y0, int w, int h, int total_h) {
w_vumeter_t *s = user_data;
int y1 = y0+h-1;
int x1 = x0+w-1;
uint32_t *ptr = (uint32_t*)&data[y0*stride+x0*4];
while (y0 <= y1) {
int x = x0;
int index = ftoi(((double)y0/(double)total_h) * (GRADIENT_TABLE_SIZE - 1));
index = CLAMP (index, 0, GRADIENT_TABLE_SIZE - 1);
while (x++ <= x1) {
*ptr++ = s->colors[index];
}
y0++;
ptr += stride/4-w;
}
}
static inline void
_draw_bar_gradient_h (gpointer user_data, uint8_t *data, int stride, int x0, int y0, int w, int h, int total_w) {
w_vumeter_t *s = user_data;
int y1 = y0+h-1;
int x1 = x0+w-1;
uint32_t *ptr = (uint32_t*)&data[y0*stride+x0*4];
while (y0 <= y1) {
int x = x0;
while (x++ <= x1) {
int index = ftoi(((double)x/(double)total_w) * (GRADIENT_TABLE_SIZE - 1));
index = CLAMP (index, 0, GRADIENT_TABLE_SIZE - 1);
*ptr++ = s->colors[index];
}
y0++;
ptr += stride/4-w;
}
}
static inline void
_draw_bar_gradient_bar_mode_v (gpointer user_data, uint8_t *data, int stride, int x0, int y0, int w, int h, int total_h) {
w_vumeter_t *s = user_data;
int y1 = y0+h-1;
int x1 = x0+w-1;
y0 -= y0 % 2;
uint32_t *ptr = (uint32_t*)&data[y0*stride+x0*4];
while (y0 <= y1) {
int x = x0;
int index = ftoi(((double)y0/(double)total_h) * (GRADIENT_TABLE_SIZE - 1));
index = CLAMP (index, 0, GRADIENT_TABLE_SIZE - 1);
while (x++ <= x1) {
*ptr++ = s->colors[index];
}
y0 += 2;
ptr += stride/2-w;
}
}
static inline void
_draw_bar_gradient_bar_mode_h (gpointer user_data, uint8_t *data, int stride, int x0, int y0, int w, int h, int total_w) {
w_vumeter_t *s = user_data;
int y1 = y0+h-1;
int x1 = x0+w-1;
y0 -= y0 % 2;
uint32_t *ptr = (uint32_t*)&data[y0*stride+x0*4];
while (y0 <= y1) {
int x = x0;
while (x++ <= x1) {
int index = ftoi(((double)x/(double)total_w) * (GRADIENT_TABLE_SIZE - 1));
index = CLAMP (index, 0, GRADIENT_TABLE_SIZE - 1);
*ptr++ = s->colors[index];
}
y0 += 2;
ptr += stride/2-w;
}
}
/* based on Delphi function by Witold J.Janik */
void
create_gradient_table (gpointer user_data, GdkColor *colors, int num_colors)
{
w_vumeter_t *w = user_data;
num_colors -= 1;
for (int i = 0; i < GRADIENT_TABLE_SIZE; i++) {
double position = (double)i/GRADIENT_TABLE_SIZE;
/* if position > 1 then we have repetition of colors it maybe useful */
if (position > 1.0) {
if (position - ftoi (position) == 0.0) {
position = 1.0;
}
else {
position = position - ftoi (position);
}
}
double m= num_colors * position;
int n=(int)m; // integer of m
double f=m-n; // fraction of m
w->colors[i] = 0xFF000000;
float scale = 255/65535.f;
if (num_colors == 0) {
w->colors[i] = (uint32_t)(colors[0].red*scale) << 16 |
(uint32_t)(colors[0].green*scale) << 8 |
(uint32_t)(colors[0].blue*scale) << 0;
}
else if (n < num_colors) {
w->colors[i] = (uint32_t)((colors[n].red*scale) + f * ((colors[n+1].red*scale)-(colors[n].red*scale))) << 16 |
(uint32_t)((colors[n].green*scale) + f * ((colors[n+1].green*scale)-(colors[n].green*scale))) << 8 |
(uint32_t)((colors[n].blue*scale) + f * ((colors[n+1].blue*scale)-(colors[n].blue*scale))) << 0;
}
else if (n == num_colors) {
w->colors[i] = (uint32_t)(colors[n].red*scale) << 16 |
(uint32_t)(colors[n].green*scale) << 8 |
(uint32_t)(colors[n].blue*scale) << 0;
}
else {
w->colors[i] = 0xFFFFFFFF;
}
}
}
static int
on_config_changed (gpointer user_data, uintptr_t ctx)
{
w_vumeter_t *w = user_data;
load_config ();
return 0;
}
static void
on_button_config (GtkMenuItem *menuitem, gpointer user_data)
{
GtkWidget *vumeter_properties;
GtkWidget *config_dialog;
GtkWidget *vbox01;
GtkWidget *vbox02;
GtkWidget *vbox03;
GtkWidget *vbox04;
GtkWidget *hbox01;
GtkWidget *hbox02;
GtkWidget *valign_01;
GtkWidget *valign_02;
GtkWidget *valign_03;
GtkWidget *color_label;
GtkWidget *color_frame;
GtkWidget *color_bg_label;
GtkWidget *color_bg;
GtkWidget *color_vgrid_label;
GtkWidget *color_vgrid;
GtkWidget *color_hgrid_label;
GtkWidget *color_hgrid;
GtkWidget *hseparator_01;
GtkWidget *color_gradient_00;
GtkWidget *color_gradient_01;
GtkWidget *color_gradient_02;
GtkWidget *color_gradient_03;
GtkWidget *color_gradient_04;
GtkWidget *color_gradient_05;
GtkWidget *num_colors_label;
GtkWidget *num_colors;
GtkWidget *hbox03;
GtkWidget *db_range_label0;
GtkWidget *db_range;
GtkWidget *hgrid;
GtkWidget *vgrid;
GtkWidget *bar_mode;
GtkWidget *hbox06;
GtkWidget *style_label;
GtkWidget *style;
GtkWidget *hbox05;
GtkWidget *gradient_orientation_label;
GtkWidget *gradient_orientation;
GtkWidget *dialog_action_area13;
GtkWidget *applybutton1;
GtkWidget *cancelbutton1;
GtkWidget *okbutton1;
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wdeprecated-declarations"
vumeter_properties = gtk_dialog_new ();
gtk_window_set_title (GTK_WINDOW (vumeter_properties), "vumeter Properties");
gtk_window_set_type_hint (GTK_WINDOW (vumeter_properties), GDK_WINDOW_TYPE_HINT_DIALOG);
config_dialog = gtk_dialog_get_content_area (GTK_DIALOG (vumeter_properties));
gtk_widget_show (config_dialog);
hbox01 = gtk_hbox_new (FALSE, 8);
gtk_widget_show (hbox01);
gtk_box_pack_start (GTK_BOX (config_dialog), hbox01, FALSE, FALSE, 0);
gtk_container_set_border_width (GTK_CONTAINER (hbox01), 12);
color_label = gtk_label_new (NULL);
gtk_label_set_markup (GTK_LABEL (color_label),"<b>Colors</b>");
gtk_widget_show (color_label);
color_frame = gtk_frame_new ("Colors");
gtk_frame_set_label_widget ((GtkFrame *)color_frame, color_label);
gtk_frame_set_shadow_type ((GtkFrame *)color_frame, GTK_SHADOW_IN);
gtk_widget_show (color_frame);
gtk_box_pack_start (GTK_BOX (hbox01), color_frame, TRUE, FALSE, 0);
vbox01 = gtk_vbox_new (FALSE, 8);
gtk_widget_show (vbox01);
gtk_container_add (GTK_CONTAINER (color_frame), vbox01);
gtk_container_set_border_width (GTK_CONTAINER (vbox01), 12);
hbox02 = gtk_hbox_new (FALSE, 8);
gtk_widget_show (hbox02);
gtk_box_pack_start (GTK_BOX (vbox01), hbox02, TRUE, TRUE, 0);
vbox03 = gtk_vbox_new (FALSE, 8);
gtk_widget_show (vbox03);
gtk_box_pack_start (GTK_BOX (hbox02), vbox03, TRUE, TRUE, 0);
vbox04 = gtk_vbox_new (FALSE, 8);
gtk_widget_show (vbox04);
gtk_box_pack_start (GTK_BOX (hbox02), vbox04, TRUE, TRUE, 0);
valign_01 = gtk_alignment_new(0, 1, 0, 1);
gtk_container_add(GTK_CONTAINER(vbox03), valign_01);
gtk_widget_show (valign_01);
color_bg_label = gtk_label_new (NULL);
gtk_label_set_markup (GTK_LABEL (color_bg_label),"Background:");
gtk_widget_show (color_bg_label);
gtk_container_add(GTK_CONTAINER(valign_01), color_bg_label);
color_bg = gtk_color_button_new ();
gtk_color_button_set_use_alpha ((GtkColorButton *)color_bg, TRUE);
gtk_widget_show (color_bg);
gtk_box_pack_start (GTK_BOX (vbox04), color_bg, TRUE, TRUE, 0);
valign_02 = gtk_alignment_new(0, 1, 0, 1);
gtk_container_add(GTK_CONTAINER(vbox03), valign_02);
gtk_widget_show (valign_02);
color_vgrid_label = gtk_label_new (NULL);
gtk_label_set_markup (GTK_LABEL (color_vgrid_label),"Vertical grid:");
gtk_widget_show (color_vgrid_label);
gtk_container_add(GTK_CONTAINER(valign_02), color_vgrid_label);
color_vgrid = gtk_color_button_new ();
gtk_color_button_set_use_alpha ((GtkColorButton *)color_vgrid, TRUE);
gtk_widget_show (color_vgrid);
gtk_box_pack_start (GTK_BOX (vbox04), color_vgrid, TRUE, TRUE, 0);
valign_03 = gtk_alignment_new(0, 1, 0, 1);
gtk_container_add(GTK_CONTAINER(vbox03), valign_03);
gtk_widget_show (valign_03);
color_hgrid_label = gtk_label_new (NULL);
gtk_label_set_markup (GTK_LABEL (color_hgrid_label),"Horizontal grid:");
gtk_widget_show (color_hgrid_label);
gtk_container_add(GTK_CONTAINER(valign_03), color_hgrid_label);
color_hgrid = gtk_color_button_new ();
gtk_color_button_set_use_alpha ((GtkColorButton *)color_hgrid, TRUE);
gtk_widget_show (color_hgrid);
gtk_box_pack_start (GTK_BOX (vbox04), color_hgrid, TRUE, TRUE, 0);
hseparator_01 = gtk_hseparator_new ();
gtk_widget_show (hseparator_01);
gtk_box_pack_start (GTK_BOX (vbox01), hseparator_01, TRUE, TRUE, 0);
num_colors_label = gtk_label_new (NULL);
gtk_label_set_markup (GTK_LABEL (num_colors_label),"Number of colors:");
gtk_widget_show (num_colors_label);
gtk_box_pack_start (GTK_BOX (vbox01), num_colors_label, FALSE, FALSE, 0);
num_colors = gtk_spin_button_new_with_range (1,6,1);
gtk_widget_show (num_colors);
gtk_box_pack_start (GTK_BOX (vbox01), num_colors, FALSE, FALSE, 0);
color_gradient_00 = gtk_color_button_new ();
gtk_color_button_set_use_alpha ((GtkColorButton *)color_gradient_00, TRUE);
gtk_widget_show (color_gradient_00);
gtk_box_pack_start (GTK_BOX (vbox01), color_gradient_00, TRUE, FALSE, 0);
gtk_widget_set_size_request (color_gradient_00, -1, 30);
color_gradient_01 = gtk_color_button_new ();
gtk_color_button_set_use_alpha ((GtkColorButton *)color_gradient_01, TRUE);
gtk_widget_show (color_gradient_01);
gtk_box_pack_start (GTK_BOX (vbox01), color_gradient_01, TRUE, FALSE, 0);
gtk_widget_set_size_request (color_gradient_01, -1, 30);
color_gradient_02 = gtk_color_button_new ();
gtk_color_button_set_use_alpha ((GtkColorButton *)color_gradient_02, TRUE);
gtk_widget_show (color_gradient_02);
gtk_box_pack_start (GTK_BOX (vbox01), color_gradient_02, TRUE, FALSE, 0);
gtk_widget_set_size_request (color_gradient_02, -1, 30);
color_gradient_03 = gtk_color_button_new ();
gtk_color_button_set_use_alpha ((GtkColorButton *)color_gradient_03, TRUE);
gtk_widget_show (color_gradient_03);
gtk_box_pack_start (GTK_BOX (vbox01), color_gradient_03, TRUE, FALSE, 0);
gtk_widget_set_size_request (color_gradient_03, -1, 30);
color_gradient_04 = gtk_color_button_new ();
gtk_color_button_set_use_alpha ((GtkColorButton *)color_gradient_04, TRUE);
gtk_widget_show (color_gradient_04);
gtk_box_pack_start (GTK_BOX (vbox01), color_gradient_04, TRUE, FALSE, 0);
gtk_widget_set_size_request (color_gradient_04, -1, 30);
color_gradient_05 = gtk_color_button_new ();
gtk_color_button_set_use_alpha ((GtkColorButton *)color_gradient_05, TRUE);
gtk_widget_show (color_gradient_05);
gtk_box_pack_start (GTK_BOX (vbox01), color_gradient_05, TRUE, FALSE, 0);
gtk_widget_set_size_request (color_gradient_05, -1, 30);
vbox02 = gtk_vbox_new (FALSE, 8);
gtk_widget_show (vbox02);
gtk_box_pack_start (GTK_BOX (hbox01), vbox02, FALSE, FALSE, 0);
gtk_container_set_border_width (GTK_CONTAINER (vbox02), 12);
hbox03 = gtk_hbox_new (FALSE, 8);
gtk_widget_show (hbox03);
gtk_box_pack_start (GTK_BOX (vbox02), hbox03, FALSE, FALSE, 0);
db_range_label0 = gtk_label_new (NULL);
gtk_label_set_markup (GTK_LABEL (db_range_label0),"dB range:");
gtk_widget_show (db_range_label0);
gtk_box_pack_start (GTK_BOX (hbox03), db_range_label0, FALSE, TRUE, 0);
db_range = gtk_spin_button_new_with_range (50,120,10);
gtk_widget_show (db_range);
gtk_box_pack_start (GTK_BOX (hbox03), db_range, TRUE, TRUE, 0);
hbox05 = gtk_hbox_new (FALSE, 8);
gtk_widget_show (hbox05);
gtk_box_pack_start (GTK_BOX (vbox02), hbox05, FALSE, FALSE, 0);
gradient_orientation_label = gtk_label_new (NULL);
gtk_label_set_markup (GTK_LABEL (gradient_orientation_label),"Gradient orientation:");
gtk_widget_show (gradient_orientation_label);
gtk_box_pack_start (GTK_BOX (hbox05), gradient_orientation_label, FALSE, TRUE, 0);
gradient_orientation = gtk_combo_box_text_new ();
gtk_widget_show (gradient_orientation);
gtk_box_pack_start (GTK_BOX (hbox05), gradient_orientation, TRUE, TRUE, 0);
gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT(gradient_orientation), STR_GRADIENT_VERTICAL);
gtk_combo_box_text_append_text(GTK_COMBO_BOX_TEXT(gradient_orientation), STR_GRADIENT_HORIZONTAL);
hbox06 = gtk_hbox_new (FALSE, 8);
gtk_widget_show (hbox06);
gtk_box_pack_start (GTK_BOX (vbox02), hbox06, FALSE, FALSE, 0);
style_label = gtk_label_new (NULL);
gtk_label_set_markup (GTK_LABEL (style_label),"Style:");
gtk_widget_show (style_label);
gtk_box_pack_start (GTK_BOX (hbox06), style_label, FALSE, TRUE, 0);
style = gtk_combo_box_text_new ();
gtk_widget_show (style);
gtk_box_pack_start (GTK_BOX (hbox06), style, TRUE, TRUE, 0);
gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT(style), "Bars");
gtk_combo_box_text_append_text(GTK_COMBO_BOX_TEXT(style), "Retro");
hgrid = gtk_check_button_new_with_label ("Horizontal grid");
gtk_widget_show (hgrid);
gtk_box_pack_start (GTK_BOX (vbox02), hgrid, FALSE, FALSE, 0);
vgrid = gtk_check_button_new_with_label ("Vertical grid");
gtk_widget_show (vgrid);
gtk_box_pack_start (GTK_BOX (vbox02), vgrid, FALSE, FALSE, 0);
bar_mode = gtk_check_button_new_with_label ("Bar mode");
gtk_widget_show (bar_mode);
gtk_box_pack_start (GTK_BOX (vbox02), bar_mode, FALSE, FALSE, 0);
dialog_action_area13 = gtk_dialog_get_action_area (GTK_DIALOG (vumeter_properties));
gtk_widget_show (dialog_action_area13);
gtk_button_box_set_layout (GTK_BUTTON_BOX (dialog_action_area13), GTK_BUTTONBOX_END);
applybutton1 = gtk_button_new_from_stock ("gtk-apply");
gtk_widget_show (applybutton1);
gtk_dialog_add_action_widget (GTK_DIALOG (vumeter_properties), applybutton1, GTK_RESPONSE_APPLY);
gtk_widget_set_can_default (applybutton1, TRUE);
cancelbutton1 = gtk_button_new_from_stock ("gtk-cancel");
gtk_widget_show (cancelbutton1);
gtk_dialog_add_action_widget (GTK_DIALOG (vumeter_properties), cancelbutton1, GTK_RESPONSE_CANCEL);
gtk_widget_set_can_default (cancelbutton1, TRUE);
okbutton1 = gtk_button_new_from_stock ("gtk-ok");
gtk_widget_show (okbutton1);
gtk_dialog_add_action_widget (GTK_DIALOG (vumeter_properties), okbutton1, GTK_RESPONSE_OK);
gtk_widget_set_can_default (okbutton1, TRUE);
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (hgrid), CONFIG_ENABLE_HGRID);
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (vgrid), CONFIG_ENABLE_VGRID);
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (bar_mode), CONFIG_ENABLE_BAR_MODE);
gtk_combo_box_set_active (GTK_COMBO_BOX (gradient_orientation), CONFIG_GRADIENT_ORIENTATION);
gtk_combo_box_set_active (GTK_COMBO_BOX (style), CONFIG_STYLE);
gtk_spin_button_set_value (GTK_SPIN_BUTTON (num_colors), CONFIG_NUM_COLORS);
gtk_spin_button_set_value (GTK_SPIN_BUTTON (db_range), CONFIG_DB_RANGE);
gtk_color_button_set_color (GTK_COLOR_BUTTON (color_bg), &CONFIG_COLOR_BG);
gtk_color_button_set_color (GTK_COLOR_BUTTON (color_vgrid), &CONFIG_COLOR_VGRID);
gtk_color_button_set_color (GTK_COLOR_BUTTON (color_hgrid), &CONFIG_COLOR_HGRID);
gtk_color_button_set_color (GTK_COLOR_BUTTON (color_gradient_00), &(CONFIG_GRADIENT_COLORS[0]));
gtk_color_button_set_color (GTK_COLOR_BUTTON (color_gradient_01), &(CONFIG_GRADIENT_COLORS[1]));
gtk_color_button_set_color (GTK_COLOR_BUTTON (color_gradient_02), &(CONFIG_GRADIENT_COLORS[2]));
gtk_color_button_set_color (GTK_COLOR_BUTTON (color_gradient_03), &(CONFIG_GRADIENT_COLORS[3]));
gtk_color_button_set_color (GTK_COLOR_BUTTON (color_gradient_04), &(CONFIG_GRADIENT_COLORS[4]));
gtk_color_button_set_color (GTK_COLOR_BUTTON (color_gradient_05), &(CONFIG_GRADIENT_COLORS[5]));
char text[100];
for (;;) {
int response = gtk_dialog_run (GTK_DIALOG (vumeter_properties));
if (response == GTK_RESPONSE_OK || response == GTK_RESPONSE_APPLY) {
gtk_color_button_get_color (GTK_COLOR_BUTTON (color_bg), &CONFIG_COLOR_BG);
gtk_color_button_get_color (GTK_COLOR_BUTTON (color_vgrid), &CONFIG_COLOR_VGRID);
gtk_color_button_get_color (GTK_COLOR_BUTTON (color_hgrid), &CONFIG_COLOR_HGRID);
gtk_color_button_get_color (GTK_COLOR_BUTTON (color_gradient_00), &CONFIG_GRADIENT_COLORS[0]);
gtk_color_button_get_color (GTK_COLOR_BUTTON (color_gradient_01), &CONFIG_GRADIENT_COLORS[1]);
gtk_color_button_get_color (GTK_COLOR_BUTTON (color_gradient_02), &CONFIG_GRADIENT_COLORS[2]);
gtk_color_button_get_color (GTK_COLOR_BUTTON (color_gradient_03), &CONFIG_GRADIENT_COLORS[3]);
gtk_color_button_get_color (GTK_COLOR_BUTTON (color_gradient_04), &CONFIG_GRADIENT_COLORS[4]);
gtk_color_button_get_color (GTK_COLOR_BUTTON (color_gradient_05), &CONFIG_GRADIENT_COLORS[5]);
CONFIG_ENABLE_HGRID = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (hgrid));
CONFIG_ENABLE_VGRID = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (vgrid));
CONFIG_ENABLE_BAR_MODE = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (bar_mode));
CONFIG_DB_RANGE = gtk_spin_button_get_value_as_int (GTK_SPIN_BUTTON (db_range));
CONFIG_NUM_COLORS = gtk_spin_button_get_value_as_int (GTK_SPIN_BUTTON (num_colors));
switch (CONFIG_NUM_COLORS) {
case 1:
gtk_widget_hide (color_gradient_01);
gtk_widget_hide (color_gradient_02);
gtk_widget_hide (color_gradient_03);
gtk_widget_hide (color_gradient_04);
gtk_widget_hide (color_gradient_05);
break;
case 2:
gtk_widget_show (color_gradient_01);
gtk_widget_hide (color_gradient_02);
gtk_widget_hide (color_gradient_03);
gtk_widget_hide (color_gradient_04);
gtk_widget_hide (color_gradient_05);
break;
case 3:
gtk_widget_show (color_gradient_01);
gtk_widget_show (color_gradient_02);
gtk_widget_hide (color_gradient_03);
gtk_widget_hide (color_gradient_04);
gtk_widget_hide (color_gradient_05);
break;
case 4:
gtk_widget_show (color_gradient_01);
gtk_widget_show (color_gradient_02);
gtk_widget_show (color_gradient_03);
gtk_widget_hide (color_gradient_04);
gtk_widget_hide (color_gradient_05);
break;
case 5:
gtk_widget_show (color_gradient_01);
gtk_widget_show (color_gradient_02);
gtk_widget_show (color_gradient_03);
gtk_widget_show (color_gradient_04);
gtk_widget_hide (color_gradient_05);
break;
case 6:
gtk_widget_show (color_gradient_01);
gtk_widget_show (color_gradient_02);
gtk_widget_show (color_gradient_03);
gtk_widget_show (color_gradient_04);
gtk_widget_show (color_gradient_05);
break;
}
snprintf (text, sizeof (text), "%s", gtk_combo_box_text_get_active_text (GTK_COMBO_BOX_TEXT (gradient_orientation)));
if (strcmp (text, STR_GRADIENT_VERTICAL) == 0) {
CONFIG_GRADIENT_ORIENTATION = 0;
}
else if (strcmp (text, STR_GRADIENT_HORIZONTAL) == 0) {
CONFIG_GRADIENT_ORIENTATION = 1;
}
else {
CONFIG_GRADIENT_ORIENTATION = -1;
}
snprintf (text, sizeof (text), "%s", gtk_combo_box_text_get_active_text (GTK_COMBO_BOX_TEXT (style)));
if (strcmp (text, "Bars") == 0) {
CONFIG_STYLE = STYLE_BARS;
}
else if (strcmp (text, "Retro") == 0) {
CONFIG_STYLE = STYLE_RETRO;
}
else {
CONFIG_STYLE = STYLE_BARS;
}
save_config ();
deadbeef->sendmessage (DB_EV_CONFIGCHANGED, 0, 0, 0);
}
if (response == GTK_RESPONSE_APPLY) {
continue;
}
break;
}
gtk_widget_destroy (vumeter_properties);
#pragma GCC diagnostic pop
return;
}
///// vumeter vis
void
w_vumeter_destroy (ddb_gtkui_widget_t *w) {
w_vumeter_t *s = (w_vumeter_t *)w;
deadbeef->vis_waveform_unlisten (w);
if (s->drawtimer) {
g_source_remove (s->drawtimer);
s->drawtimer = 0;
}
if (s->surf) {
cairo_surface_destroy (s->surf);
s->surf = NULL;
}
if (s->surf_png) {
cairo_surface_destroy (s->surf_png);
s->surf_png = NULL;
}
if (s->mutex) {
deadbeef->mutex_free (s->mutex);
s->mutex = 0;
}
}
gboolean
w_vumeter_draw_cb (void *data) {
w_vumeter_t *s = data;
gtk_widget_queue_draw (s->drawarea);
return TRUE;
}
static void
vumeter_wavedata_listener (void *ctx, ddb_audio_data_t *data) {
w_vumeter_t *w = ctx;
deadbeef->mutex_lock (w->mutex);
w->channels = MIN (MAX_CHANNELS, data->fmt->channels);
int nsamples = data->nframes/w->channels;
for (int c = 0; c < w->channels; c++) {
w->data[c] = 0;
for (int s = 0; s < nsamples + c; s++) {
w->data[c] += (data->data[ftoi (s * data->fmt->channels) + c] * data->data[ftoi (s * data->fmt->channels) + c]);
}
w->data[c] = sqrt (w->data[c]/nsamples);
}
deadbeef->mutex_unlock (w->mutex);
}
static void
vumeter_draw_retro (w_vumeter_t *w, cairo_t *cr, int width, int height)
{
if (!w->surf_png) {
char path[PATH_MAX];
const char *home_dir = getenv ("HOME");
if (home_dir && strcmp(home_dir, "") == 0) {
home_dir = NULL;
}
const int sz = snprintf (path, PATH_MAX, "%s/vumeter.png", home_dir);
if (!home_dir || !path) {
return;
}
w->surf_png = cairo_image_surface_create_from_png (path);
}
int m_radius = 130;
float start = M_PI * 3/4;
float value = 0;
int c = 0;
for (; c < w->channels; c++) {
value = MAX (value, w->bars[c]);
}
cairo_set_source_surface (cr, w->surf_png, 0, 0);
cairo_paint (cr);
cairo_set_source_rgb(cr, 0.3, 0.3, 0.3);
cairo_set_line_width(cr, 2);
int surf_width = cairo_image_surface_get_width (w->surf_png);
int surf_height = cairo_image_surface_get_height (w->surf_png);
cairo_move_to (cr, surf_width/2, surf_height - 23);
cairo_line_to (cr, surf_width/2 + m_radius * cos (value * M_PI / (CONFIG_DB_RANGE*2.5) - start), surf_height - 23 + m_radius * sin (value * M_PI / (CONFIG_DB_RANGE*2.5)-start));
cairo_stroke (cr);
}
static void
vumeter_draw_bars (w_vumeter_t *w, cairo_t *cr, int width, int height)
{
// start drawing
int bands = MIN (w->channels, MAX_CHANNELS);
bands = MAX (bands, 1);
if (!w->surf || cairo_image_surface_get_width (w->surf) != width || cairo_image_surface_get_height (w->surf) != height) {
printf("create surf\n");
if (w->surf) {
cairo_surface_destroy (w->surf);
w->surf = NULL;
}
w->surf = cairo_image_surface_create (CAIRO_FORMAT_RGB24, width, height);
}
float base_s = (height / (float)CONFIG_DB_RANGE);
cairo_surface_flush (w->surf);
unsigned char *data = cairo_image_surface_get_data (w->surf);
if (!data) {
return FALSE;
}
int stride = cairo_image_surface_get_stride (w->surf);
memset (data, 0, height * stride);
int barw = CLAMP (width / bands, 2, 1000);
//draw background
_draw_background (data, width, height, CONFIG_COLOR_BG32);
// draw vertical grid
if (CONFIG_ENABLE_VGRID) {
int num_lines = MIN (width/barw, bands);
for (int i = 1; i < num_lines; i++) {
_draw_vline (data, stride, barw * i, 0, height-1, CONFIG_COLOR_VGRID32);
}
}
int hgrid_num = CONFIG_DB_RANGE/10;
// draw horizontal grid
if (CONFIG_ENABLE_HGRID && height > 2*hgrid_num && width > 1) {
for (int i = 1; i < hgrid_num; i++) {
_draw_hline (data, stride, 0, ftoi (i/(float)hgrid_num * height), width-1, CONFIG_COLOR_HGRID32);
}
}
for (gint i = 0; i < bands; i++)
{
int x = barw * i;
int y = height - ftoi (w->bars[i] * base_s);
if (y < 0) {
y = 0;
}
int bw = barw-1;
if (x + bw >= width) {
bw = width-x-1;
}
if (CONFIG_GRADIENT_ORIENTATION == 0) {
if (CONFIG_ENABLE_BAR_MODE == 0) {
_draw_bar_gradient_v (w, data, stride, x+1, y, bw, height-y, height);
}
else {
_draw_bar_gradient_bar_mode_v (w, data, stride, x+1, y, bw, height-y, height);
}
}
else {
if (CONFIG_ENABLE_BAR_MODE == 0) {
_draw_bar_gradient_h (w, data, stride, x+1, y, bw, height-y, width);
}
else {
_draw_bar_gradient_bar_mode_h (w, data, stride, x+1, y, bw, height-y, width);
}
}
y = height - w->peaks[i] * base_s;
if (y < height-1) {
if (CONFIG_GRADIENT_ORIENTATION == 0) {
_draw_bar_gradient_v (w, data, stride, x + 1, y, bw, 1, height);
}
else {
_draw_bar_gradient_h (w, data, stride, x + 1, y, bw, 1, width);
}
}
}
cairo_surface_mark_dirty (w->surf);
cairo_save (cr);
cairo_set_source_surface (cr, w->surf, 0, 0);
cairo_rectangle (cr, 0, 0, width, height);
cairo_fill (cr);
cairo_restore (cr);
}
static gboolean
vumeter_draw (GtkWidget *widget, cairo_t *cr, gpointer user_data) {
w_vumeter_t *w = user_data;
GtkAllocation a;
gtk_widget_get_allocation (widget, &a);
deadbeef->mutex_lock (w->mutex);
int width, height, bands;
bands = MIN (w->channels, MAX_CHANNELS);
bands = MAX (bands, 1);
width = a.width;
height = a.height;
float bar_falloff = CONFIG_BAR_FALLOFF/1000.0 * CONFIG_REFRESH_INTERVAL;
float peak_falloff = CONFIG_PEAK_FALLOFF/1000.0 * CONFIG_REFRESH_INTERVAL;
int bar_delay = ftoi (CONFIG_BAR_DELAY/CONFIG_REFRESH_INTERVAL);
int peak_delay = ftoi (CONFIG_PEAK_DELAY/CONFIG_REFRESH_INTERVAL);
if (deadbeef->get_output ()->state () == OUTPUT_STATE_PLAYING) {
for (int i = 0; i < bands; i++)
{
float x = CONFIG_DB_RANGE + (10.0 * log10f (w->data[i]));
// TODO: get rid of hardcoding
//x += CONFIG_DB_RANGE - 63;
//if (x > CONFIG_DB_RANGE) {
// x = w->peaks[i];
//}
w->bars[i] = CLAMP (w->bars[i], 0, CONFIG_DB_RANGE);
w->peaks[i] = CLAMP (w->peaks[i], 0, CONFIG_DB_RANGE);
if (CONFIG_BAR_FALLOFF != -1) {
if (w->delay[i] < 0) {
w->bars[i] -= bar_falloff;
}
else {
w->delay[i]--;
}
}
else {
w->bars[i] = 0;
}
if (CONFIG_PEAK_FALLOFF != -1) {
if (w->delay_peak[i] < 0) {
w->peaks[i] -= peak_falloff;
}
else {
w->delay_peak[i]--;
}
}
else {
w->peaks[i] = 0;
}
if (x > w->bars[i])
{
w->bars[i] = x;
w->delay[i] = bar_delay;
}
if (x > w->peaks[i]) {
w->peaks[i] = x;
w->delay_peak[i] = peak_delay;
}
if (w->peaks[i] < w->bars[i]) {
w->peaks[i] = w->bars[i];
}