diff --exclude-from dontdiff -ur vanilla/main/cfg-mplayer.h main/cfg-mplayer.h
--- vanilla/main/cfg-mplayer.h	2002-10-23 19:59:21.000000000 +0200
+++ main/cfg-mplayer.h	2002-10-25 19:27:32.000000000 +0200
@@ -116,6 +116,7 @@
 
 /* from libvo/aspect.c */
 extern float monitor_aspect;
+extern int black_bars;
 
 #include "libaf/af.h"
 extern af_cfg_t af_cfg; // Audio filter configuration, defined in libmpcodecs/dec_audio.c
@@ -248,6 +249,7 @@
 	{"geometry", &vo_geometry, CONF_TYPE_STRING, 0, 0, 0, NULL},
 	// set aspect ratio of monitor - usefull for 16:9 TVout
 	{"monitoraspect", &monitor_aspect, CONF_TYPE_FLOAT, CONF_RANGE, 0.2, 3.0, NULL},
+        {"blackbars", &black_bars, CONF_TYPE_FLAG, 0, 0, 1, NULL},
 	// video mode switching: (x11,xv,dga)
         {"vm", &vidmode, CONF_TYPE_FLAG, 0, 0, 1, NULL},
         {"novm", &vidmode, CONF_TYPE_FLAG, 0, 1, 0, NULL},
diff --exclude-from dontdiff -ur vanilla/main/mplayer.c main/mplayer.c
--- vanilla/main/mplayer.c	2002-10-25 11:16:08.000000000 +0200
+++ main/mplayer.c	2002-10-25 19:27:04.000000000 +0200
@@ -224,6 +224,8 @@
 char** video_driver_list=NULL;
 char** audio_driver_list=NULL;
 
+int black_bars;
+
 extern char *vo_subdevice;
 extern char *ao_subdevice;
 
@@ -1197,6 +1199,19 @@
 current_module="init_video_filters";
 
 sh_video->vfilter=(void*)vf_open_filter(NULL,"vo",video_out);
+if (black_bars) {
+    char exargs[100];
+    int h;
+    if (sh_video->aspect > 0.01) {
+ 	h = (int)((double)sh_video->disp_w/monitor_aspect/sh_video->aspect)&(~1);
+    } else {
+	h = (int)((double)sh_video->disp_w/monitor_aspect)&(~1);
+     }
+    if (h > sh_video->disp_h) {
+ 	sprintf(exargs, "-1:%d:-1:-1:1", h);
+ 	sh_video->vfilter=vf_open_filter(sh_video->vfilter,"expand",exargs);
+    }
+ }
 sh_video->vfilter=(void*)append_filters(sh_video->vfilter);
 
 current_module="init_video_codec";