/*! Set reading to play an segment (e.g. still frame) */ static void _vcdplayer_set_segment(access_t * p_access, unsigned int num) { vcdplayer_t *p_vcdplayer = (vcdplayer_t *)p_access->p_sys; vcdinfo_obj_t *p_vcdinfo = p_vcdplayer->vcd; segnum_t i_segs = vcdinfo_get_num_segments(p_vcdinfo); if (num >= i_segs) { LOG_ERR("%s %d", "bad segment number", num); return; } else { vcdinfo_itemid_t itemid; if (VCDINFO_NULL_LSN==p_vcdplayer->i_lsn) { LOG_ERR("%s %d", "Error in getting current segment number", num); return; } itemid.num = num; itemid.type = VCDINFO_ITEM_TYPE_SEGMENT; VCDSetOrigin(p_access, vcdinfo_get_seg_lsn(p_vcdinfo, num), 0, &itemid); dbg_print(INPUT_DBG_LSN, "LSN: %u", p_vcdplayer->i_lsn); } }
/***************************************************************************** * VCDSegments: Reads the information about the segments the disc. *****************************************************************************/ static bool VCDSegments( access_t * p_access ) { vcdplayer_t *p_vcdplayer = (vcdplayer_t *) p_access->p_sys; unsigned int i; input_title_t *t; p_vcdplayer->i_segments = vcdinfo_get_num_segments(p_vcdplayer->vcd); dbg_print( (INPUT_DBG_CALL|INPUT_DBG_MRL), "Segments: %d", p_vcdplayer->i_segments); if ( 0 == p_vcdplayer->i_segments ) return false; t = p_vcdplayer->p_title[p_vcdplayer->i_titles] = vlc_input_title_New(); p_vcdplayer->i_titles++; t->i_size = 0; /* Not sure Segments have a size associated */ t->psz_name = strdup(_("Segments")); /* We have one additional segment allocated so we can get the size by subtracting seg[i+1] - seg[i]. */ p_vcdplayer->p_segments=malloc(sizeof(lsn_t)*(p_vcdplayer->i_segments+1)); if( p_vcdplayer->p_segments == NULL ) { LOG_ERR ("not enough memory for segment treatment" ); return false; } for( i = 0 ; i < p_vcdplayer->i_segments ; i++ ) { char psz_segment[100]; seekpoint_t *s = vlc_seekpoint_New(); p_vcdplayer->p_segments[i] = vcdinfo_get_seg_lsn(p_vcdplayer->vcd, i); snprintf( psz_segment, sizeof(psz_segment), "%s %02d", _("Segment"), i ); s->i_byte_offset = 0; /* Not sure what this would mean here */ s->psz_name = strdup(psz_segment); TAB_APPEND( t->i_seekpoint, t->seekpoint, s ); } p_vcdplayer->p_segments[p_vcdplayer->i_segments] = p_vcdplayer->p_segments[p_vcdplayer->i_segments-1]+ vcdinfo_get_seg_sector_count(p_vcdplayer->vcd, p_vcdplayer->i_segments-1); return true; }
void VCDMetaInfo( access_t *p_access, /*const*/ char *psz_mrl ) { vcdplayer_t *p_vcdplayer = (vcdplayer_t *) p_access->p_sys; input_thread_t *p_input = p_vcdplayer->p_input; vcdinfo_obj_t *p_vcdev = p_vcdplayer->vcd; size_t i_entries = vcdinfo_get_num_entries(p_vcdev); size_t last_entry = 0; char *psz_cat = _("Disc"); track_t i_track; # define addstr(t,v) input_Control(p_input,INPUT_ADD_INFO,psz_cat,t,"%s",v) # define addnum(t,v) input_Control(p_input,INPUT_ADD_INFO,psz_cat,t,"%d",v) # define addhex(t,v) input_Control(p_input,INPUT_ADD_INFO,psz_cat,t,"%x",v) addstr(_("VCD Format"), vcdinfo_get_format_version_str(p_vcdev)); addstr(_("Album"), vcdinfo_get_album_id (p_vcdev)); addstr(_("Application"), vcdinfo_get_application_id (p_vcdev)); addstr(_("Preparer"), vcdinfo_get_preparer_id (p_vcdev)); addnum(_("Vol #"), vcdinfo_get_volume_num (p_vcdev)); addnum(_("Vol max #"), vcdinfo_get_volume_count (p_vcdev)); addstr(_("Volume Set"), vcdinfo_get_volumeset_id (p_vcdev)); addstr(_("Volume"), vcdinfo_get_volume_id (p_vcdev)); addstr(_("Publisher"), vcdinfo_get_publisher_id (p_vcdev)); addstr(_("System Id"), vcdinfo_get_system_id (p_vcdev)); addnum("LIDs", vcdinfo_get_num_LIDs (p_vcdev)); addnum(_("Entries"), vcdinfo_get_num_entries (p_vcdev)); addnum(_("Segments"), vcdinfo_get_num_segments (p_vcdev)); addnum(_("Tracks"), vcdinfo_get_num_tracks (p_vcdev)); /* Spit out track information. Could also include MSF info. Also build title table. */ for( i_track = 1 ; i_track < p_vcdplayer->i_tracks ; i_track++ ) { unsigned int audio_type = vcdinfo_get_track_audio_type(p_vcdev, i_track); uint32_t i_secsize = vcdinfo_get_track_sect_count(p_vcdev, i_track); if (p_vcdplayer->b_svd) { addnum(_("Audio Channels"), vcdinfo_audio_type_num_channels(p_vcdev, audio_type) ); } addnum(_("First Entry Point"), 0 ); for ( last_entry = 0 ; last_entry < i_entries && vcdinfo_get_track(p_vcdev, last_entry) == i_track; last_entry++ ) ; addnum(_("Last Entry Point"), last_entry-1 ); addnum(_("Track size (in sectors)"), i_secsize ); } { lid_t i_lid; for( i_lid = 1 ; i_lid <= p_vcdplayer->i_lids ; i_lid++ ) { PsdListDescriptor_t pxd; if (vcdinfo_lid_get_pxd(p_vcdev, &pxd, i_lid)) { switch (pxd.descriptor_type) { case PSD_TYPE_END_LIST: addstr(_("type"), _("end")); break; case PSD_TYPE_PLAY_LIST: addstr(_("type"), _("play list")); addnum("items", vcdinf_pld_get_noi(pxd.pld)); addhex("next", vcdinf_pld_get_next_offset(pxd.pld)); addhex("previous", vcdinf_pld_get_prev_offset(pxd.pld)); addhex("return", vcdinf_pld_get_return_offset(pxd.pld)); addnum("wait time", vcdinf_get_wait_time(pxd.pld)); break; case PSD_TYPE_SELECTION_LIST: case PSD_TYPE_EXT_SELECTION_LIST: addstr(_("type"), PSD_TYPE_SELECTION_LIST == pxd.descriptor_type ? _("extended selection list") : _("selection list") ); addhex("default", vcdinf_psd_get_default_offset(pxd.psd)); addhex("loop count", vcdinf_get_loop_count(pxd.psd)); addhex("next", vcdinf_psd_get_next_offset(pxd.psd)); addhex("previous", vcdinf_psd_get_prev_offset(pxd.psd)); addhex("return", vcdinf_psd_get_return_offset(pxd.psd)); addhex("rejected", vcdinf_psd_get_lid_rejected(pxd.psd)); addhex("time-out offset", vcdinf_get_timeout_offset(pxd.psd)); addnum("time-out time", vcdinf_get_timeout_time(pxd.psd)); break; default: addstr(_("type"), _("unknown type")); break; } } } } # undef addstr # undef addnum # undef addhex if ( CDIO_INVALID_TRACK != i_track ) { char *psz_tfmt = var_InheritString( p_access, MODULE_STRING "-title-format" ); char *psz_name = VCDFormatStr( p_vcdplayer, psz_tfmt, psz_mrl, &(p_vcdplayer->play_item) ); free( psz_tfmt ); input_Control( p_input, INPUT_SET_NAME, psz_name ); free( psz_name ); } }
/* Play a single item. */ static bool vcdplayer_play_single_item( access_t * p_access, vcdinfo_itemid_t itemid) { vcdplayer_t *p_vcdplayer = (vcdplayer_t *)p_access->p_sys; vcdinfo_obj_t *p_vcdinfo = p_vcdplayer->vcd; dbg_print(INPUT_DBG_CALL, "called itemid.num: %d, itemid.type: %d", itemid.num, itemid.type); p_vcdplayer->i_still = 0; switch (itemid.type) { case VCDINFO_ITEM_TYPE_SEGMENT: { vcdinfo_video_segment_type_t segtype = vcdinfo_get_video_type(p_vcdinfo, itemid.num); segnum_t i_segs = vcdinfo_get_num_segments(p_vcdinfo); dbg_print(INPUT_DBG_PBC, "%s (%d), itemid.num: %d", vcdinfo_video_type2str(p_vcdinfo, itemid.num), (int) segtype, itemid.num); if (itemid.num >= i_segs) return false; _vcdplayer_set_segment(p_access, itemid.num); switch (segtype) { case VCDINFO_FILES_VIDEO_NTSC_STILL: case VCDINFO_FILES_VIDEO_NTSC_STILL2: case VCDINFO_FILES_VIDEO_PAL_STILL: case VCDINFO_FILES_VIDEO_PAL_STILL2: p_vcdplayer->i_still = STILL_READING; break; default: p_vcdplayer->i_still = 0; } break; } case VCDINFO_ITEM_TYPE_TRACK: dbg_print(INPUT_DBG_PBC, "track %d", itemid.num); if (itemid.num < 1 || itemid.num > p_vcdplayer->i_tracks) return false; _vcdplayer_set_track(p_access, itemid.num); break; case VCDINFO_ITEM_TYPE_ENTRY: { unsigned int i_entries = vcdinfo_get_num_entries(p_vcdinfo); dbg_print(INPUT_DBG_PBC, "entry %d", itemid.num); if (itemid.num >= i_entries) return false; _vcdplayer_set_entry(p_access, itemid.num); break; } case VCDINFO_ITEM_TYPE_LID: LOG_ERR("%s", "Should have converted p_vcdplayer above"); return false; break; case VCDINFO_ITEM_TYPE_NOTFOUND: dbg_print(INPUT_DBG_PBC, "play nothing"); p_vcdplayer->i_lsn = p_vcdplayer->end_lsn; return false; default: LOG_ERR("item type %d not implemented.", itemid.type); return false; } p_vcdplayer->play_item = itemid; /* Some players like xine, have a fifo queue of audio and video buffers that need to be flushed when playing a new selection. */ /* if (p_vcdplayer->flush_buffers) p_vcdplayer->flush_buffers(); */ return true; }
/***************************************************************************** * vcd_Open: Opens a VCD device or file initializes, a list of tracks, segements and entry lsns and sizes and returns an opaque handle. *****************************************************************************/ static vcdinfo_obj_t * vcd_Open( vlc_object_t *p_this, const char *psz_dev ) { access_t *p_access = (access_t *)p_this; vcdplayer_t *p_vcdplayer = (vcdplayer_t *) p_access->p_sys; vcdinfo_obj_t *p_vcdobj; char *actual_dev; unsigned int i; dbg_print(INPUT_DBG_CALL, "called with %s", psz_dev); if( !psz_dev ) return NULL; actual_dev= ToLocaleDup(psz_dev); if( vcdinfo_open(&p_vcdobj, &actual_dev, DRIVER_UNKNOWN, NULL) != VCDINFO_OPEN_VCD) { free(actual_dev); return NULL; } free(actual_dev); /* Save summary info on tracks, segments and entries... */ if ( 0 < (p_vcdplayer->i_tracks = vcdinfo_get_num_tracks(p_vcdobj)) ) { p_vcdplayer->track = (vcdplayer_play_item_info_t *) calloc(p_vcdplayer->i_tracks, sizeof(vcdplayer_play_item_info_t)); for (i=0; i<p_vcdplayer->i_tracks; i++) { unsigned int track_num=i+1; p_vcdplayer->track[i].size = vcdinfo_get_track_sect_count(p_vcdobj, track_num); p_vcdplayer->track[i].start_LSN = vcdinfo_get_track_lsn(p_vcdobj, track_num); } } else p_vcdplayer->track = NULL; if( 0 < (p_vcdplayer->i_entries = vcdinfo_get_num_entries(p_vcdobj)) ) { p_vcdplayer->entry = (vcdplayer_play_item_info_t *) calloc(p_vcdplayer->i_entries, sizeof(vcdplayer_play_item_info_t)); for (i=0; i<p_vcdplayer->i_entries; i++) { p_vcdplayer->entry[i].size = vcdinfo_get_entry_sect_count(p_vcdobj, i); p_vcdplayer->entry[i].start_LSN = vcdinfo_get_entry_lsn(p_vcdobj, i); } } else p_vcdplayer->entry = NULL; if ( 0 < (p_vcdplayer->i_segments = vcdinfo_get_num_segments(p_vcdobj)) ) { p_vcdplayer->segment = (vcdplayer_play_item_info_t *) calloc(p_vcdplayer->i_segments, sizeof(vcdplayer_play_item_info_t)); for (i=0; i<p_vcdplayer->i_segments; i++) { p_vcdplayer->segment[i].size = vcdinfo_get_seg_sector_count(p_vcdobj, i); p_vcdplayer->segment[i].start_LSN = vcdinfo_get_seg_lsn(p_vcdobj, i); } } else p_vcdplayer->segment = NULL; return p_vcdobj; }