/* * Copyright (c) 2020 * * This file is part of FFmpeg. * * FFmpeg is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * FFmpeg 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 * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with FFmpeg; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */  #ifndef AVFILTER_DNN_QUEUE_H#define AVFILTER_DNN_QUEUE_H typedef struct Queue Queue; Queue *ff_queue_create(void);void ff_queue_destroy(Queue *q); size_t ff_queue_size(Queue *q); void *ff_queue_peek_front(Queue *q);void *ff_queue_peek_back(Queue *q); int ff_queue_push_front(Queue *q, void *v);int ff_queue_push_back(Queue *q, void *v); void *ff_queue_pop_front(Queue *q);void *ff_queue_pop_back(Queue *q); #endif