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--- libdvdread [2015/01/16 18:47] – beandog
+++ libdvdread [2015/01/16 23:21] (current) – beandog
@@ Line 151: / Line 151: @@
         * ''vts_ttn'' - title number within VTS, VTS_TTN
         * ''title_set_sector'' - starting sector for VTS
-      * **''pgc_t''** ''first_play_pgc'' - first (and only possible) PGC for VMG IFO
+      * **''pgc_t''** ''first_play_pgc'' - **VMG IFO ONLY**, first (and only possible) PGC for VMG IFO
         * ''zero_1'' - reserved / unused
         * ''nr_of_programs'' - number of programs
@@ Line 185: / Line 185: @@
           * **''vm_cmd_t''** ''cell_cmds''
             * ''bytes[8]''
-      * **''ptl_mait_t''** ''ptl_mait'' - parental management information table
+        * **''pgc_program_map_t''** ''program_map'' - PGC program map (simple typedef of uint8_t)
+        * **''cell_playback_t''** ''cell_playback''
+          * ''block_mode''
+          * ''block_type''
+          * ''seamless_play''
+          * ''interleaved''
+          * ''stc_discontinuity''
+          * ''seamless_angle''
+          * ''playback_mode''
+          * ''restricted''
+          * ''unknown2''
+          * ''still_time''
+          * ''cell_cmd_nr''
+          * **''dvd_time_t''** ''playback_time''
+            * ''hour''
+            * ''minute''
+            * ''second''
+            * ''frame_u''
+          * ''first_sector''
+          * ''first_ilvu_end_sector''
+          * ''last_vobu_start_sector''
+          * ''last_sector''
+        * **''cell_position_t''** ''cell_position'' - cell position information
+          * ''vob_id_nr''
+          * ''zero_1''
+          * ''cell_nr''
+        * ''ref_count''
+      * **''ptl_mait_t''** ''ptl_mait'' - **VMG IFO ONLY**, parental management information table
         * ''nr_of_countries'' - number of countries
         * ''nr_of_vtss'' - number of title sets
@@ Line 195: / Line 222: @@
           * ''zero_2''
           * **''pf_level_t''** ''pf_ptl_mai''
-      * **''vts_atrt_t''** ''vts_atrt'' - VTS Attribution Table
+      * **''vts_atrt_t''** ''vts_atrt'' - **VMG IFO ONLY**, VTS Attribution Table
         * ''nr_of_vtss'' - number of title sets
         * ''zero_1''
@@ Line 221: / Line 248: @@
           * **''subp_attr_t''** - vtstt_subp_attr[32]
         * ''vts_atrt_offsets'' - offsets table for each vts_attributes
-      * **''txtdt_mgi_t''** ''txtdt_mgi'' - Text Data Manager Information
+      * **''txtdt_mgi_t''** ''txtdt_mgi'' - **VMG IFO ONLY**, Text Data Manager Information
         * ''disc_name[14]'' - ?
         * ''nr_of_language_units'' - number of language units
         * ''last_byte''
-        * **''txtdt_lu_t''** ''lu''
+        * **''txtdt_lu_t''** ''lu'' - language unit
           * ''lang_code''
           * ''unknown''
@@ Line 232: / Line 259: @@
             * ''last_byte''
             * ''offsets[100]''
+      * **''pgci_ut_t''** ''pgci_ut'' - **VMG AND VTS**, Menu PGCI Unit Table
+        * ''nr_of_lus'' - number of language units
+        * ''zero_1''
+        * ''last_byte''
+        * **''pgci_lu_t''** ''lu'' - Menu PGCI Language Unit
+          * ''lang_code''
+          * ''lang_extension''
+          * ''exists''
+          * ''lang_start_byte''
+          * **''pgcit_t''** ''pgcit'' - Program Chain Information Table
+            * ''nr_of_pgci_srp''
+            * ''zero_1''
+            * ''last_byte''
+            * **''pgci_srp_t''** ''pgci_srp'' - Program Chain Information Search Pointer
+              * ''entry_id''
+              * ''block_mode''
+              * ''block_type''
+              * ''unknown1''
+              * ''ptl_id_mask''
+              * ''pgc_start_byte''
+              * **''pgc_t''** ''pgc'' (see above)
+            * ''ref_count''
+      * **''c_adt_t''** ''menu_c_adt'' - **VMG and VTS IFOs**, Cell Address Table
+        * ''nr_of_vobs'' - number of VOBs (max 99)
+        * ''zero_1''
+        * ''last_byte''
+        * **''cell_adr_t''** ''cell_adr_table''
+          * ''vob_id''
+          * ''cell_id''
+          * ''zero_1''
+          * ''start_sector''
+          * ''last_sector''
+      * **''vobu_admap_t''** ''menu_vobu_admap'' - **VMG and VTS IFOs**, VOBU Address Map
+        * ''last_byte''
+        * ''vobu_start_sectors''
+      * **''vtsi_mat_t''** ''vtsi_mat'' - **VTS IFOs only**, Video Title Set Information Management Table
+        * ''vts_identifier[12]'' - VTS identifier
+        * ''vts_last_sector'' - last sector of VTS (BUP)
+        * ''zero_1[12]'' - reserved / unknown
+        * ''vtsi_last_sector'' - last sector of VTS IFO
+        * ''zero_2''
+        * ''specification_version''
+        * ''vts_category'' - VTS category
+          * 0: unspecified
+          * 1: karaoke
+        * ''zero_3''
+        * ''zero_4''
+        * ''zero_5''
+        * ''zero_6[19]''
+        * ''zero_7''
+        * ''zero_8[32]''
+        * ''zero_9''
+        * ''zero_10[24]''
+        * ''vtsi_last_byte'' - last byte of VTS IFO
+        * ''zero_11''
+        * ''zero_12[56]''
+        * ''vtsm_vobs'' - starting sector of VTS Menu VOBs
+        * ''vtstt_vobs'' - starting sector of table of titles
+      * **''vts_ptt_srpt_t''** ''vts_ptt_srpt'' - **VTS IFOs only**, Part of Title Search Pointer Table
+        * ''nr_of_srpts''
+        * ''zero_1''
+        * ''last_byte''
+        * **''ttu_t''** title
+        * ''ttu_offset''
+      * **''pgcit_t''** ''vts_pgcit'' - **VTS IFOs only**, Program Chain Information Table (see above)
+      * **''vts_tmapt_t''** ''vts_tmapt'' - **VTS IFOs only**, time maps for each PGC
+        * ''nr_of_tmaps'' - number of program chains
+        * ''zero_1''
+        * ''last_byte'' - end address (last byte of last VTS_TMAP)
+        * **''vts_tmap_t''** ''tmap''
+          * ''tmu'' - time unit, in seconds
+          * ''zero_1'' - reserved / unknown / safe to ignore
+          * ''nr_of_entries'' - number of entries in map; ''0'' for empty map
+          * **''map_ent_t''** ''map_ent'' - time map entry (typedef as uint32_t)
+      * **''c_adt_t''** ''vts_c_adt'' **VTS IFOs only**, VTS cell address table
+      * **''vobu_admap_t''** ''vts_vobu_admap''
     * [[VMGM]]
       * ''VIDEO_TS.VOB''
-  * **[[VMG]]**
-    * vmgi_mat_t
-    * playback_type_t
-    * title_info_t
-    * tt_srpt_t
-    * pf_level_t
-    * ptl_mait_country_t
-    * ptl_mait_t
-    * vts_attributes_t
-    * vts_atrt_t
-    * txtdt_t
-    * txtdt_lu_t
-    * txtdt_mgi_t
-  * **[[VTS]]**
-    * vtsi_mat_t
-    * ptt_info_t
-    * ttu_t
-    * vts_ptt_srpt_t
-    * map_ent_t
-    * vts_tmap_t
-    * vts_tmapt_t
-  * **All [[IFO|IFOs]]**
-    * ifo_handle_t
-<code>
-typedef struct {
-  dvd_file_t *file;
-  /* VMGI */
-  vmgi_mat_t     *vmgi_mat;
-  tt_srpt_t      *tt_srpt;
-  pgc_t          *first_play_pgc;
-  ptl_mait_t     *ptl_mait;
-  vts_atrt_t     *vts_atrt;
-  txtdt_mgi_t    *txtdt_mgi;
-  /* Common */
-  pgci_ut_t      *pgci_ut;
-  c_adt_t        *menu_c_adt;
-  vobu_admap_t   *menu_vobu_admap;
-  /* VTSI */
-  vtsi_mat_t     *vtsi_mat;
-  vts_ptt_srpt_t *vts_ptt_srpt;
-  pgcit_t        *vts_pgcit;
-  vts_tmapt_t    *vts_tmapt;
-  c_adt_t        *vts_c_adt;
-  vobu_admap_t   *vts_vobu_admap;
-} ifo_handle_t;
-</code>

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