| /* -*- c++ -*- */ |
| /* |
| * @file |
| * @author (C) 2017 by Piotr Krysik <ptrkrysik@gmail.com> |
| * @section LICENSE |
| * |
| * Gr-gsm is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 3, or (at your option) |
| * any later version. |
| * |
| * Gr-gsm is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with gr-gsm; see the file COPYING. If not, write to |
| * the Free Software Foundation, Inc., 51 Franklin Street, |
| * Boston, MA 02110-1301, USA. |
| */ |
| |
| #ifndef INCLUDED_TIME_SAMPLE_REF_IMPL_H |
| #define INCLUDED_TIME_SAMPLE_REF_IMPL_H |
| |
| #include <stdint.h> |
| #include <grgsm/misc_utils/time_spec.h> |
| |
| namespace gr { |
| namespace gsm { |
| /* |
| Class for storing time reference and for conversions time<->sample number |
| */ |
| class time_sample_ref |
| { |
| private: |
| double d_samp_rate; |
| time_spec_t d_last_rx_time; |
| uint64_t d_current_start_offset; |
| public: |
| time_sample_ref(double samp_rate); |
| ~time_sample_ref(); |
| void update(time_spec_t last_rx_time, uint64_t current_start_offset); |
| time_spec_t offset_to_time(uint64_t offset); |
| uint64_t time_to_offset(time_spec_t time); |
| }; |
| } // namespace gsm |
| } // namespace gr |
| #endif// INCLUDED_TIME_SAMPLE_REF_IMPL_H |