Index: mixer.c
===================================================================
RCS file: /cvsroot/mplayer/main/mixer.c,v
retrieving revision 1.17
diff -a -u -u -r1.17 mixer.c
--- mixer.c	26 Jun 2004 12:47:00 -0000	1.17
+++ mixer.c	23 Jul 2004 14:20:34 -0000
@@ -28,8 +28,9 @@
         float db_vals[AF_NCH];
         if (!af_control_any_rev(mixer->afilter,
                AF_CONTROL_VOLUME_LEVEL | AF_CONTROL_GET, db_vals))
-          return;
-        af_from_dB (2, db_vals, db_vals, 20.0, -200.0, 60.0);
+          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;
       }
@@ -59,9 +60,13 @@
           db_vals[i] = (l + r) / 180.0;
         }
         af_to_dB (AF_NCH, db_vals, db_vals, 20.0);
-        if (!af_control_any_rev(mixer->afilter,
+	if (!af_get(mixer->afilter, "volume") && 
+	    af_add(mixer->afilter, "volume"))
+          mp_msg(MSGT_GLOBAL, MSGL_INFO, MSGTR_InsertedVolume);
+
+	if (!af_control_any_rev(mixer->afilter,
                AF_CONTROL_VOLUME_LEVEL | AF_CONTROL_SET, db_vals)) {
-          mp_msg(MSGT_GLOBAL, MSGL_HINT, MSGTR_NeedAfVolume);
+          mp_msg(MSGT_GLOBAL, MSGL_HINT, MSGTR_NoVolume);
           return;
 	}
       }
Index: help/help_mp-en.h
===================================================================
RCS file: /cvsroot/mplayer/main/help/help_mp-en.h,v
retrieving revision 1.121
diff -a -u -u -r1.121 help_mp-en.h
--- help/help_mp-en.h	6 Jul 2004 11:14:29 -0000	1.121
+++ help/help_mp-en.h	23 Jul 2004 14:20:35 -0000
@@ -368,7 +368,8 @@
 // x11_common.c
 #define MSGTR_EwmhFullscreenStateFailed "\nX11: Couldn't send EWMH fullscreen Event!\n"
 
-#define MSGTR_NeedAfVolume "Mixer: This audio output driver needs \"-af volume\" for changing volume.\n"
+#define MSGTR_NoVolume "No volume control available.\n"
+#define MSGTR_InsertedVolume "Volume filter inserted.\n"
 
 // ====================== GUI messages/buttons ========================