1 /* 2 * Copyright (c) 2020 3 * 4 * This file is part of FFmpeg. 5 * 6 * FFmpeg is free software; you can redistribute it and/or 7 * modify it under the terms of the GNU Lesser General Public 8 * License as published by the Free Software Foundation; either 9 * version 2.1 of the License, or (at your option) any later version. 10 * 11 * FFmpeg 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 GNU 14 * Lesser General Public License for more details. 15 * 16 * You should have received a copy of the GNU Lesser General Public 17 * License along with FFmpeg; if not, write to the Free Software 18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 19 */ 20 21 22 #ifndef AVFILTER_DNN_QUEUE_H 23 #define AVFILTER_DNN_QUEUE_H 24 25 typedef struct Queue Queue; 26 27 Queue *ff_queue_create(void); 28 void ff_queue_destroy(Queue *q); 29 30 size_t ff_queue_size(Queue *q); 31 32 void *ff_queue_peek_front(Queue *q); 33 void *ff_queue_peek_back(Queue *q); 34 35 int ff_queue_push_front(Queue *q, void *v); 36 int ff_queue_push_back(Queue *q, void *v); 37 38 void *ff_queue_pop_front(Queue *q); 39 void *ff_queue_pop_back(Queue *q); 40 41 #endif 42