]> git.sesse.net Git - vlc/blobdiff - modules/demux/ts.c
fix [20770]
[vlc] / modules / demux / ts.c
index f29656e7e661e8fcd3573c54bc929a2a1d53fe36..e53aacf1a195b9a51966ee7616b277348bb6b46d 100644 (file)
@@ -73,7 +73,9 @@
 #       include "tables/eit.h"
 #   endif
 #endif
-
+#ifdef HAVE_TIME_H
+#   include <time.h> 
+#endif
 #undef TS_DEBUG
 
 /* TODO:
@@ -82,7 +84,6 @@
  *  - ...
  */
 
-#define vlc_meta_Add(a,b,c) fprintf(stderr, "FIXME: TS demuxer meta is broken\n" )
 /*****************************************************************************
  * Module descriptor
  *****************************************************************************/
@@ -331,6 +332,8 @@ struct demux_sys_t
 
     vlc_bool_t  b_dvb_control;
     int         i_dvb_program;
+    int64_t     i_dvb_start;
+    int64_t     i_dvb_length;
     vlc_list_t  *p_programs_list;
 
     /* TS dump */
@@ -426,7 +429,7 @@ static int Open( vlc_object_t *p_this )
         /* Check next 3 sync bytes */
         i_peek = TS_PACKET_SIZE_MAX * 3 + i_sync + 1;
     }
-    
+
     if( ( stream_Peek( p_demux->s, &p_peek, i_peek ) ) < i_peek )
     {
         msg_Err( p_demux, "cannot peek" );
@@ -590,6 +593,9 @@ static int Open( vlc_object_t *p_this )
     p_sys->b_meta = VLC_TRUE;
     p_sys->b_dvb_control = VLC_TRUE;
     p_sys->i_dvb_program = 0;
+    p_sys->i_dvb_start = 0;;
+    p_sys->i_dvb_length = 0;
+
     for( i = 0; i < 8192; i++ )
     {
         ts_pid_t *pid = &p_sys->pid[i];
@@ -626,10 +632,11 @@ static int Open( vlc_object_t *p_this )
                                 p_demux );
         if( p_sys->b_dvb_control )
         {
-            stream_Control( p_demux->s, STREAM_CONTROL_ACCESS,
-                            ACCESS_SET_PRIVATE_ID_STATE, 0x11, VLC_TRUE );
-            stream_Control( p_demux->s, STREAM_CONTROL_ACCESS,
-                            ACCESS_SET_PRIVATE_ID_STATE, 0x12, VLC_TRUE );
+            if( stream_Control( p_demux->s, STREAM_CONTROL_ACCESS,
+                                ACCESS_SET_PRIVATE_ID_STATE, 0x11, VLC_TRUE ) ||
+                stream_Control( p_demux->s, STREAM_CONTROL_ACCESS,
+                                ACCESS_SET_PRIVATE_ID_STATE, 0x12, VLC_TRUE ) )
+                p_sys->b_dvb_control = VLC_FALSE;
         }
     }
 #endif
@@ -872,7 +879,9 @@ static void Close( vlc_object_t *p_this )
         if( p_sys->b_dvb_control && pid->i_pid > 0 )
         {
             /* too much */
-            stream_Control( p_demux->s, STREAM_CONTROL_ACCESS, ACCESS_SET_PRIVATE_ID_STATE, pid->i_pid, VLC_FALSE );
+            stream_Control( p_demux->s, STREAM_CONTROL_ACCESS,
+                            ACCESS_SET_PRIVATE_ID_STATE, pid->i_pid,
+                            VLC_FALSE );
         }
 
     }
@@ -899,8 +908,8 @@ static void Close( vlc_object_t *p_this )
     /* If in dump mode, then close the file */
     if( p_sys->b_file_out )
     {
-        msg_Info( p_demux ,"closing %s ("I64Fd" Kbytes dumped)", p_sys->psz_file,
-                  p_sys->i_write / 1024 );
+        msg_Info( p_demux ,"closing %s ("I64Fd" Kbytes dumped)",
+                  p_sys->psz_file, p_sys->i_write / 1024 );
 
         if( p_sys->p_file != stdout )
         {
@@ -1162,6 +1171,32 @@ static int Demux( demux_t *p_demux )
 /*****************************************************************************
  * Control:
  *****************************************************************************/
+static int DVBEventInformation( demux_t *p_demux, int64_t *pi_time, int64_t *pi_length )
+{
+    demux_sys_t *p_sys = p_demux->p_sys;
+    if( pi_length )
+        *pi_length = 0;
+    if( pi_time )
+        *pi_time = 0;
+
+#ifdef HAVE_TIME_H
+    if( p_sys->b_dvb_control && p_sys->i_dvb_length > 0 )
+    {
+        /* FIXME we should not use time() but read the date from the tdt */
+        const time_t t = time( NULL );
+        if( p_sys->i_dvb_start <= t && t < p_sys->i_dvb_start + p_sys->i_dvb_length )
+        {
+            if( pi_length )
+                *pi_length = p_sys->i_dvb_length * I64C(1000000);
+            if( pi_time )
+                *pi_time   = (t - p_sys->i_dvb_start) * I64C(1000000);
+            return VLC_SUCCESS;
+        }
+    }
+#endif
+    return VLC_EGENERIC;
+}
+
 static int Control( demux_t *p_demux, int i_query, va_list args )
 {
     demux_sys_t *p_sys = p_demux->p_sys;
@@ -1184,7 +1219,11 @@ static int Control( demux_t *p_demux, int i_query, va_list args )
             }
             else
             {
-                *pf = 0.0;
+                int64_t i_time, i_length;
+                if( !DVBEventInformation( p_demux, &i_time, &i_length ) && i_length > 0 )
+                    *pf = (double)i_time/(double)i_length;
+                else
+                    *pf = 0.0;
             }
             return VLC_SUCCESS;
         case DEMUX_SET_POSITION:
@@ -1221,9 +1260,15 @@ static int Control( demux_t *p_demux, int i_query, va_list args )
             return VLC_EGENERIC;
 #else
         case DEMUX_GET_TIME:
+            pi64 = (int64_t*)va_arg( args, int64_t * );
+            if( DVBEventInformation( p_demux, pi64, NULL ) )
+                *pi64 = 0;
+            return VLC_SUCCESS;
+
         case DEMUX_GET_LENGTH:
             pi64 = (int64_t*)va_arg( args, int64_t * );
-            *pi64 = 0;
+            if( DVBEventInformation( p_demux, NULL, pi64 ) )
+                *pi64 = 0;
             return VLC_SUCCESS;
 #endif
         case DEMUX_SET_GROUP:
@@ -1616,7 +1661,10 @@ static void ParsePES( demux_t *p_demux, ts_pid_t *pid )
         /* */
         i_skip += 2;
     }
-
+#ifdef ZVBI_COMPILED
+    else if( pid->es->fmt.i_codec == VLC_FOURCC( 't', 'e', 'l', 'x' ) )
+        i_skip = 0; /*hack for zvbi support */
+#endif
     /* skip header */
     while( p_pes && i_skip > 0 )
     {
@@ -1966,6 +2014,7 @@ static int  IODDescriptorLength( int *pi_data, uint8_t **pp_data )
 
     return( i_len );
 }
+
 static int IODGetByte( int *pi_data, uint8_t **pp_data )
 {
     if( *pi_data > 0 )
@@ -1977,12 +2026,14 @@ static int IODGetByte( int *pi_data, uint8_t **pp_data )
     }
     return( 0 );
 }
+
 static int IODGetWord( int *pi_data, uint8_t **pp_data )
 {
     const int i1 = IODGetByte( pi_data, pp_data );
     const int i2 = IODGetByte( pi_data, pp_data );
     return( ( i1 << 8 ) | i2 );
 }
+
 static int IODGet3Bytes( int *pi_data, uint8_t **pp_data )
 {
     const int i1 = IODGetByte( pi_data, pp_data );
@@ -2553,7 +2604,8 @@ static inline char *FixUTF8( char *p )
 static char *EITConvertToUTF8( unsigned char *psz_instring, size_t i_length )
 {
     const char *psz_encoding;
-    unsigned char *psz_stringstart, *psz_outstring, *psz_tmp;
+    const unsigned char *psz_stringstart, *psz_outstring;
+    char *psz_tmp;
     char psz_encbuf[12];
     size_t i_in, i_out;
     vlc_iconv_t iconv_handle;
@@ -2724,7 +2776,8 @@ static void EITCallBack( demux_t *p_demux, dvbpsi_eit_t *p_eit )
 
                     for( i = 0; i < pE->i_entry_count; i++ )
                     {
-                        char *psz_dsc = EITConvertToUTF8( pE->i_item_description[i], pE->i_item_description_length[i] );
+                        char *psz_dsc = EITConvertToUTF8( pE->i_item_description[i],
+                                                          pE->i_item_description_length[i] );
                         char *psz_itm = EITConvertToUTF8( pE->i_item[i], pE->i_item_length[i] );
 
                         if( psz_dsc && psz_itm )
@@ -2767,7 +2820,20 @@ static void EITCallBack( demux_t *p_demux, dvbpsi_eit_t *p_eit )
         free( psz_extra );
     }
     if( p_epg->i_event > 0 )
+    {
+        if( p_eit->i_service_id == p_sys->i_dvb_program )
+        {
+            p_sys->i_dvb_length = 0;
+            p_sys->i_dvb_start = 0;
+
+            if( p_epg->p_current )
+            {
+                p_sys->i_dvb_start = p_epg->p_current->i_start;
+                p_sys->i_dvb_length = p_epg->p_current->i_duration;
+            }
+        }
         es_out_Control( p_demux->out, ES_OUT_SET_GROUP_EPG, p_eit->i_service_id, p_epg );
+    }
     vlc_epg_Delete( p_epg );
 
     dvbpsi_DeleteEIT( p_eit );
@@ -3176,7 +3242,7 @@ static void PMTCallBack( demux_t *p_demux, dvbpsi_pmt_t *p_pmt )
                                 else
                                 {
                                     p_es = malloc( sizeof( ts_es_t ) );
-                                    
+
                                     es_format_Copy( &p_es->fmt, &pid->es->fmt );
                                     free( p_es->fmt.psz_language ); p_es->fmt.psz_language = NULL;
                                     free( p_es->fmt.psz_description ); p_es->fmt.psz_description = NULL;
@@ -3201,7 +3267,7 @@ static void PMTCallBack( demux_t *p_demux, dvbpsi_pmt_t *p_pmt )
                                 {
                                 case 0x2:
                                     p_es->fmt.psz_description =
-                                        strdup(_("subtitles"));
+                                        strdup(_("Teletext subtitles"));
                                     msg_Dbg( p_demux,
                                              "    * sub lan=%s page=%d%x",
                                              p_es->fmt.psz_language,
@@ -3211,7 +3277,7 @@ static void PMTCallBack( demux_t *p_demux, dvbpsi_pmt_t *p_pmt )
 
                                 case 0x5:
                                     p_es->fmt.psz_description =
-                                        strdup(_("hearing impaired"));
+                                        strdup(_("Teletext hearing impaired subtitles"));
                                     msg_Dbg( p_demux,
                                              "    * hearing impaired lan=%s page=%d%x",
                                              p_es->fmt.psz_language,
@@ -3808,4 +3874,3 @@ static void PATCallBack( demux_t *p_demux, dvbpsi_pat_t *p_pat )
 
     dvbpsi_DeletePAT( p_pat );
 }
-