* MPEG-1 aspect ratio patch, courtesy of Vladimir Chernyshov

  <greengrass@writeme.com> ;
* Seeking patch for X11, courtesy of Peter Surda <shurdeek@panorama.sth.ac.at>.

plugins/mpeg_vdec/vpar_headers.c

@@ -2,7 +2,7 @@
  * vpar_headers.c : headers parsing
  *****************************************************************************
  * Copyright (C) 1999-2001 VideoLAN
- * $Id: vpar_headers.c,v 1.4 2001/12/10 04:53:11 sam Exp $
+ * $Id: vpar_headers.c,v 1.5 2001/12/10 10:58:54 massiot Exp $
  *
  * Authors: Christophe Massiot <massiot@via.ecp.fr>
  *          Stphane Borel <stef@via.ecp.fr>
@@ -381,6 +381,43 @@ static void SequenceHeader( vpar_thread_t * p_vpar )
     else
     {
         /* It's an MPEG-1 stream. Put adequate parameters. */
+        int i_xyratio;
+        static int pi_mpeg1ratio[15] = {
+            10000,
+            10000,
+             6735,
+             7031,
+             7615,
+             8055,
+             8437,
+             8935,
+             9157,
+             9815,
+            10255,
+            10695,
+            10950,
+            11575,
+            12015
+        };
+
+        if( p_vpar->sequence.i_aspect_ratio > 1 )
+        {
+                i_xyratio = p_vpar->sequence.i_height *
+                        pi_mpeg1ratio[p_vpar->sequence.i_aspect_ratio] /
+                        p_vpar->sequence.i_width;
+                if( 7450 < i_xyratio && i_xyratio < 7550 )
+                {
+                        p_vpar->sequence.i_aspect_ratio = 2;
+                }
+                else if( 5575 < i_xyratio && i_xyratio < 5675 )
+                {
+                        p_vpar->sequence.i_aspect_ratio = 3;
+                }
+                else if( 4475 < i_xyratio && i_xyratio < 4575 )
+                {
+                        p_vpar->sequence.i_aspect_ratio = 4;
+                }
+        }
 
         p_vpar->sequence.b_mpeg2 = 0;
         p_vpar->sequence.b_progressive = 1;

plugins/x11/vout_common.c

@@ -2,7 +2,7 @@
  * vout_common.c: Functions common to the X11 and XVideo plugins
  *****************************************************************************
  * Copyright (C) 1998-2001 VideoLAN
- * $Id: vout_common.c,v 1.1 2001/12/09 17:01:37 sam Exp $
+ * $Id: vout_common.c,v 1.2 2001/12/10 10:58:54 massiot Exp $
  *
  * Authors: Vincent Seguin <seguin@via.ecp.fr>
  *          Samuel Hocevar <sam@zoy.org>
@@ -90,6 +90,24 @@
  * X11 events and allows window resizing. It returns a non null value on
  * error.
  *****************************************************************************/
+static __inline__ void vout_Seek( int i_seek )
+{
+    int i_tell = p_main->p_intf->p_input->stream.p_selected_area->i_tell;
+
+    i_tell += i_seek * 50 * p_main->p_intf->p_input->stream.i_mux_rate;
+
+    if( i_tell < p_main->p_intf->p_input->stream.p_selected_area->i_start )
+    {
+        i_tell = p_main->p_intf->p_input->stream.p_selected_area->i_start;
+    }
+    else if( i_tell > p_main->p_intf->p_input->stream.p_selected_area->i_size )
+    {
+        i_tell = p_main->p_intf->p_input->stream.p_selected_area->i_size;
+    }
+
+    input_Seek( p_main->p_intf->p_input, i_tell );
+}
+
 int _M( vout_Manage ) ( vout_thread_t *p_vout )
 {
     XEvent      xevent;                                         /* X11 event */
@@ -151,6 +169,37 @@ int _M( vout_Manage ) ( vout_thread_t *p_vout )
                  case XK_Menu:
                      p_main->p_intf->b_menu_change = 1;
                      break;
+                 case XK_Left:
+                     vout_Seek( -5 );
+                     break;
+                 case XK_Right:
+                     vout_Seek( 5 );
+                     break;
+                 case XK_Up:
+                     vout_Seek( 60 );
+                     break;
+                 case XK_Down:
+                     vout_Seek( -60 );
+                     break;
+                 case XK_Home:
+                     input_Seek( p_main->p_intf->p_input,
+                     p_main->p_intf->p_input->stream.p_selected_area->i_start );
+                     break;
+                 case XK_End:
+                     input_Seek( p_main->p_intf->p_input,
+                     p_main->p_intf->p_input->stream.p_selected_area->i_size );
+                     break;
+                 case XK_Page_Up:
+                     vout_Seek( 900 );
+                     break;
+                 case XK_Page_Down:
+                     vout_Seek( -900 );
+                     break;
+                 case XK_space:
+                     input_SetStatus( p_main->p_intf->p_input,
+                                      INPUT_STATUS_PAUSE );
+                     break;
+
                  default:
                      /* "Normal Keys"
                       * The reason why I use this instead of XK_0 is that