* modules/access/dvd*.c: implemented DEMUX_GET_TIME/DEMUX_GET_LENGTH based on the MPEG mux rate.

modules/access/dvdnav.c

@@ -39,7 +39,7 @@
 /*****************************************************************************
  * Module descriptor
  *****************************************************************************/
-#define CACHING_TEXT N_("caching value in ms")
+#define CACHING_TEXT N_("Caching value in ms")
 #define CACHING_LONGTEXT N_( \
     "Allows you to modify the default caching value for DVDnav streams. This "\
     "value should be set in millisecond units." )
@@ -90,6 +90,7 @@ struct demux_sys_t
 
     /* track */
     ps_track_t  tk[PS_TK_COUNT];
+    int         i_mux_rate;
 
     /* for spu variables */
     input_thread_t *p_input;
@@ -165,6 +166,7 @@ static int Open( vlc_object_t *p_this )
     ps_track_init( p_sys->tk );
     p_sys->i_aspect = -1;
     p_sys->b_es_out_ok = VLC_FALSE;
+    p_sys->i_mux_rate = 0;
 
     if( 1 )
     {
@@ -320,28 +322,27 @@ static int Control( demux_t *p_demux, int i_query, va_list args )
 
     switch( i_query )
     {
+        case DEMUX_SET_POSITION:
         case DEMUX_GET_POSITION:
+        case DEMUX_GET_TIME:
+        case DEMUX_GET_LENGTH:
         {
             uint32_t pos, len;
-            pf = (double*) va_arg( args, double* );
-            if( dvdnav_get_position( p_sys->dvdnav, &pos, &len ) ==
-                  DVDNAV_STATUS_OK && len > 0 )
+            if( dvdnav_get_position( p_sys->dvdnav, &pos, &len ) !=
+                  DVDNAV_STATUS_OK || len == 0 )
             {
-                *pf = (double)pos / (double)len;
+                return VLC_EGENERIC;
             }
-            else
+
+            if( i_query == DEMUX_GET_POSITION )
             {
-                *pf = 0.0;
-            }
+                pf = (double*)va_arg( args, double* );
+                *pf = (double)pos / (double)len;
                 return VLC_SUCCESS;
             }
-        case DEMUX_SET_POSITION:
+            else if( i_query == DEMUX_SET_POSITION )
             {
-            uint32_t pos, len;
                 f = (double)va_arg( args, double );
-            if( dvdnav_get_position( p_sys->dvdnav, &pos, &len ) ==
-                  DVDNAV_STATUS_OK && len > 0 )
-            {
                 pos = f * len;
                 if( dvdnav_sector_search( p_sys->dvdnav, pos, SEEK_SET ) ==
                       DVDNAV_STATUS_OK )
@@ -349,6 +350,26 @@ static int Control( demux_t *p_demux, int i_query, va_list args )
                     return VLC_SUCCESS;
                 }
             }
+            else if( i_query == DEMUX_GET_TIME )
+            {
+                pi64 = (int64_t*)va_arg( args, int64_t * );
+                if( p_sys->i_mux_rate > 0 )
+                {
+                    *pi64 = (int64_t)1000000 * 2048 * pos / 50 /
+                        p_sys->i_mux_rate;
+                    return VLC_SUCCESS;
+                }
+            }
+            else if( i_query == DEMUX_GET_LENGTH )
+            {
+                pi64 = (int64_t*)va_arg( args, int64_t * );
+                if( p_sys->i_mux_rate > 0 )
+                {
+                    *pi64 = (int64_t)1000000 * len * 2048 / 50 /
+                        p_sys->i_mux_rate;
+                    return VLC_SUCCESS;
+                }
+            }
 
             return VLC_EGENERIC;
         }
@@ -986,6 +1007,7 @@ static int DemuxBlock( demux_t *p_demux, uint8_t *pkt, int i_pkt )
             if( !ps_pkt_parse_pack( p_pkt, &i_scr, &i_mux_rate ) )
             {
                 es_out_Control( p_demux->out, ES_OUT_SET_PCR, i_scr );
+                if( i_mux_rate > 0 ) p_sys->i_mux_rate = i_mux_rate;
             }
             block_Release( p_pkt );
             break;
@@ -1142,7 +1164,6 @@ static int EventThread( vlc_object_t *p_this )
     p_ev->b_moved   = VLC_FALSE;
     p_ev->b_clicked = VLC_FALSE;
     p_ev->b_key     = VLC_FALSE;
-
     p_ev->b_still   = VLC_FALSE;
 
     /* catch all key event */

modules/access/dvdread.c

@@ -54,7 +54,7 @@
 /*****************************************************************************
  * Module descriptor
  *****************************************************************************/
-#define CACHING_TEXT N_("caching value in ms")
+#define CACHING_TEXT N_("Caching value in ms")
 #define CACHING_LONGTEXT N_( \
     "Allows you to modify the default caching value for DVDread streams. " \
     "This value should be set in millisecond units." )
@@ -138,6 +138,7 @@ struct demux_sys_t
 
     /* Track */
     ps_track_t    tk[PS_TK_COUNT];
+    int           i_mux_rate;
 
     int           i_titles;
     input_title_t **titles;
@@ -230,6 +231,7 @@ static int Open( vlc_object_t *p_this )
 
     ps_track_init( p_sys->tk );
     p_sys->i_aspect = -1;
+    p_sys->i_mux_rate = 0;
 
     p_sys->p_dvdread = p_dvdread;
     p_sys->p_vmg_file = p_vmg_file;
@@ -312,6 +314,27 @@ static int Control( demux_t *p_demux, int i_query, va_list args )
 
             return VLC_SUCCESS;
         }
+        case DEMUX_GET_TIME:
+            pi64 = (int64_t*)va_arg( args, int64_t * );
+            if( p_sys->i_mux_rate > 0 )
+            {
+                *pi64 = (int64_t)1000000 * DVD_VIDEO_LB_LEN *
+                        p_sys->i_title_offset / 50 / p_sys->i_mux_rate;
+                return VLC_SUCCESS;
+            }
+            *pi64 = 0;
+            return VLC_EGENERIC;
+
+        case DEMUX_GET_LENGTH:
+            pi64 = (int64_t*)va_arg( args, int64_t * );
+            if( p_sys->i_mux_rate > 0 )
+            {
+                *pi64 = (int64_t)1000000 * DVD_VIDEO_LB_LEN *
+                        p_sys->i_title_blocks / 50 / p_sys->i_mux_rate;
+                return VLC_SUCCESS;
+            }
+            *pi64 = 0;
+            return VLC_EGENERIC;
 
         /* Special for access_demux */
         case DEMUX_CAN_PAUSE:
@@ -519,6 +542,7 @@ static int DemuxBlock( demux_t *p_demux, uint8_t *pkt, int i_pkt )
             if( !ps_pkt_parse_pack( p_pkt, &i_scr, &i_mux_rate ) )
             {
                 es_out_Control( p_demux->out, ES_OUT_SET_PCR, i_scr );
+                if( i_mux_rate > 0 ) p_sys->i_mux_rate = i_mux_rate;
             }
             block_Release( p_pkt );
             break;
@@ -1126,10 +1150,6 @@ static void DvdReadFindCell( demux_t *p_demux )
 
     if( cell[p_sys->i_cur_cell].block_type == BLOCK_TYPE_ANGLE_BLOCK )
     {
-#if 0
-        p_sys->i_next_cell = p_sys->i_cur_cell + p_sys->i_angle_nb;
-        p_sys->i_cur_cell += p_sys->i_angle - 1;
-#else
         p_sys->i_cur_cell += p_sys->i_angle - 1;
 
         while( cell[p_sys->i_cur_cell+i].block_mode != BLOCK_MODE_LAST_CELL )
@@ -1137,7 +1157,6 @@ static void DvdReadFindCell( demux_t *p_demux )
             i++;
         }
         p_sys->i_next_cell = p_sys->i_cur_cell + i + 1;
-#endif
     }
     else
     {