1 /***************************************************************************** 2 * atsc_a65.h : ATSC A65 decoding helpers 3 ***************************************************************************** 4 * Copyright (C) 2016 - VideoLAN Authors 5 * 6 * This program is free software; you can redistribute it and/or modify it 7 * under the terms of the GNU Lesser General Public License as published by 8 * the Free Software Foundation; either version 2.1 of the License, or 9 * (at your option) any later version. 10 * 11 * This program is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 * GNU Lesser General Public License for more details. 15 * 16 * You should have received a copy of the GNU General Public License 17 * along with this program. If not, see <http://www.gnu.org/licenses/>. 18 *****************************************************************************/ 19 #ifndef VLC_ATSC_A65_H 20 #define VLC_ATSC_A65_H 21 22 #define GPS_UTC_EPOCH_OFFSET 315964800 23 24 typedef struct atsc_a65_handle_t atsc_a65_handle_t; 25 26 atsc_a65_handle_t *atsc_a65_handle_New( const char *psz_lang ); 27 void atsc_a65_handle_Release( atsc_a65_handle_t * ); 28 29 char * atsc_a65_Decode_multiple_string( atsc_a65_handle_t *, const uint8_t *, size_t ); 30 char * atsc_a65_Decode_simple_UTF16_string( atsc_a65_handle_t *, const uint8_t *, size_t ); 31 atsc_a65_GPSTimeToEpoch(time_t i_seconds,time_t i_gpstoepoch_leaptime_offset)32static inline time_t atsc_a65_GPSTimeToEpoch( time_t i_seconds, time_t i_gpstoepoch_leaptime_offset ) 33 { 34 return i_seconds + GPS_UTC_EPOCH_OFFSET - i_gpstoepoch_leaptime_offset; 35 } 36 37 #endif 38