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Added rmedigicontrol utility for rme96 and rme32 cards (requiring gtk)

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Takashi Iwai 2003-07-02 10:22:21 +00:00
parent dceea38da2
commit 79b0ba6680
12 changed files with 778 additions and 0 deletions
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68
rmedigicontrol/level.c Normal file
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/*****************************************************************************
level.c
Copyright (C) 2003 by Robert Vetter <postmaster@robertvetter.com>
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.
*****************************************************************************/
#include "rmedigicontrol.h"
static snd_ctl_elem_value_t *val;
static snd_ctl_elem_info_t *info;
static char vlab[8];
static char *val2char(gdouble val)
{
sprintf(vlab,"%2.0f",100-val);
return(vlab);
}
static void changed(GtkAdjustment *a,gpointer p)
{
snd_ctl_elem_value_set_integer(val,0,((100-a->value)*snd_ctl_elem_info_get_max(info))/100);
snd_ctl_elem_value_set_integer(val,1,((100-a->value)*snd_ctl_elem_info_get_max(info))/100);
snd_ctl_elem_write(ctl,val);
gtk_label_set_text(p,val2char(a->value));
}
GtkWidget *create_level_box()
{
GtkObject *adjust;
GtkWidget *box,*slider1,*label1,*vlabel;
char *elem_name="DAC Playback Volume";
box=gtk_vbox_new(FALSE,2);
snd_ctl_elem_info_malloc(&info);
snd_ctl_elem_value_malloc(&val);
snd_ctl_elem_info_set_interface(info,SND_CTL_ELEM_TYPE_INTEGER);
snd_ctl_elem_info_set_name(info,elem_name);
snd_ctl_elem_info_set_numid(info,0);
snd_ctl_elem_info(ctl,info);
snd_ctl_elem_value_set_interface(val,SND_CTL_ELEM_TYPE_INTEGER);
snd_ctl_elem_value_set_name(val,elem_name);
snd_ctl_elem_read(ctl,val);
adjust=GTK_OBJECT(gtk_adjustment_new(100-(snd_ctl_elem_value_get_integer(val,0)*100)/snd_ctl_elem_info_get_max(info),0,100,1,5,0));
vlabel=gtk_label_new(val2char((GTK_ADJUSTMENT(adjust))->value));
gtk_signal_connect(adjust,"value_changed",GTK_SIGNAL_FUNC(changed),vlabel);
slider1=gtk_vscale_new(GTK_ADJUSTMENT(adjust));
gtk_scale_set_draw_value(GTK_SCALE(slider1),FALSE);
gtk_scale_set_digits(GTK_SCALE(slider1),0);
label1=gtk_label_new("Level");
gtk_box_pack_start(GTK_BOX(box),label1,FALSE,TRUE,5);
gtk_box_pack_start(GTK_BOX(box),slider1,TRUE,TRUE,5);
gtk_box_pack_start(GTK_BOX(box),vlabel,FALSE,TRUE,5);
return box;
}