[MPlayer-cvslog] CVS: main cfg-mplayer.h, 1.230, 1.231 mixer.c, 1.18, 1.19 mixer.h, 1.6, 1.7

[Reimar Döffinger CVS]

CVS change done by Reimar Döffinger CVS

Update of /cvsroot/mplayer/main
In directory mail:/var2/tmp/cvs-serv20916

Modified Files:
	cfg-mplayer.h mixer.c mixer.h 
Log Message:
allow forcing of software volume control and setting maximum amplification.


Index: cfg-mplayer.h
===================================================================
RCS file: /cvsroot/mplayer/main/cfg-mplayer.h,v
retrieving revision 1.230
retrieving revision 1.231
diff -u -r1.230 -r1.231
--- cfg-mplayer.h	28 Oct 2004 23:25:17 -0000	1.230
+++ cfg-mplayer.h	14 Nov 2004 11:27:57 -0000	1.231
@@ -174,6 +174,9 @@
 	{"dsp", "Use -ao oss:dsp_path.\n", CONF_TYPE_PRINT, CONF_NOCFG, 0, 0, NULL},
         {"mixer", &mixer_device, CONF_TYPE_STRING, 0, 0, 0, NULL},
         {"mixer-channel", &mixer_channel, CONF_TYPE_STRING, 0, 0, 0, NULL},
+        {"softvol", &soft_vol, CONF_TYPE_FLAG, 0, 0, 1, NULL},
+        {"nosoftvol", &soft_vol, CONF_TYPE_FLAG, 0, 1, 0, NULL},
+        {"softvol-max", &soft_vol_max, CONF_TYPE_FLOAT, CONF_RANGE, 10, 10000, NULL},
 	{"volstep", &volstep, CONF_TYPE_INT, CONF_RANGE, 0, 100, NULL},
 	{"master", "Option -master has been removed, use -aop list=volume instead.\n", CONF_TYPE_PRINT, 0, 0, 0, NULL},
 	// override audio buffer size (used only by -ao oss, anyway obsolete...)

Index: mixer.c
===================================================================
RCS file: /cvsroot/mplayer/main/mixer.c,v
retrieving revision 1.18
retrieving revision 1.19
diff -u -r1.18 -r1.19
--- mixer.c	28 Jul 2004 12:17:48 -0000	1.18
+++ mixer.c	14 Nov 2004 11:27:57 -0000	1.19
@@ -15,13 +15,16 @@
 
 char * mixer_device=NULL;
 char * mixer_channel=NULL;
+int soft_vol = 0;
+float soft_vol_max = 110.0;
 
 void mixer_getvolume(mixer_t *mixer, float *l, float *r)
 {
   ao_control_vol_t vol;
   *l=0; *r=0;
   if(mixer->audio_out){
-    if(CONTROL_OK != mixer->audio_out->control(AOCONTROL_GET_VOLUME,&vol)) {
+    if(soft_vol ||
+        CONTROL_OK != mixer->audio_out->control(AOCONTROL_GET_VOLUME,&vol)) {
       if (!mixer->afilter)
         return;
       else {
@@ -31,8 +34,8 @@
           db_vals[0] = db_vals[1] = 1.0;
         else
         af_from_dB (2, db_vals, db_vals, 20.0, -200.0, 60.0);
-        vol.left = db_vals[0] * 90.0;
-        vol.right = db_vals[1] * 90.0;
+        vol.left = (db_vals[0] / (soft_vol_max / 100.0)) * 100.0;
+        vol.right = (db_vals[1] / (soft_vol_max / 100.0)) * 100.0;
       }
     }
     *r=vol.right;
@@ -45,19 +48,18 @@
   ao_control_vol_t vol;
   vol.right=r; vol.left=l;
   if(mixer->audio_out){
-    if(CONTROL_OK != mixer->audio_out->control(AOCONTROL_SET_VOLUME,&vol)) {
+    if(soft_vol ||
+        CONTROL_OK != mixer->audio_out->control(AOCONTROL_SET_VOLUME,&vol)) {
       if (!mixer->afilter)
         return;
       else {
         // af_volume uses values in dB
         float db_vals[AF_NCH];
         int i;
-        // a volume of 90% will give 0 dB (no change)
-        // like this, amplification is possible as well
-        db_vals[0] = l / 90.0;
-        db_vals[1] = r / 90.0;
+        db_vals[0] = (l / 100.0) * (soft_vol_max / 100.0);
+        db_vals[1] = (r / 100.0) * (soft_vol_max / 100.0);
         for (i = 2; i < AF_NCH; i++) {
-          db_vals[i] = (l + r) / 180.0;
+          db_vals[i] = ((l + r) / 100.0) * (soft_vol_max / 100.0) / 2.0;
         }
         af_to_dB (AF_NCH, db_vals, db_vals, 20.0);
         if (!af_control_any_rev(mixer->afilter,

Index: mixer.h
===================================================================
RCS file: /cvsroot/mplayer/main/mixer.h,v
retrieving revision 1.6
retrieving revision 1.7
diff -u -r1.6 -r1.7
--- mixer.h	26 Jun 2004 09:14:20 -0000	1.6
+++ mixer.h	14 Nov 2004 11:27:57 -0000	1.7
@@ -6,6 +6,8 @@
 
 extern char * mixer_device;
 extern char * mixer_channel;
+extern int soft_vol;
+extern float soft_vol_max;
 
 typedef struct mixer_s {
     ao_functions_t *audio_out;