yolobs-studio/deps/libff/libff/ff-packet-queue.h
2016-02-24 00:16:51 +01:00

68 lines
1.9 KiB
C

/*
* Copyright (c) 2015 John R. Bradley <jrb@turrettech.com>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#pragma once
#include "ff-clock.h"
#include <libavformat/avformat.h>
#include <pthread.h>
#include <stdbool.h>
#define FF_PACKET_FAIL -1
#define FF_PACKET_EMPTY 0
#define FF_PACKET_SUCCESS 1
#ifdef __cplusplus
extern "C" {
#endif
struct ff_packet {
AVPacket base;
ff_clock_t *clock;
};
struct ff_packet_list {
struct ff_packet packet;
struct ff_packet_list *next;
};
struct ff_packet_queue {
struct ff_packet_list *first_packet;
struct ff_packet_list *last_packet;
pthread_mutex_t mutex;
pthread_cond_t cond;
struct ff_packet flush_packet;
int count;
unsigned int total_size;
bool abort;
};
typedef struct ff_packet_queue ff_packet_queue_t;
bool packet_queue_init(struct ff_packet_queue *q);
void packet_queue_abort(struct ff_packet_queue *q);
void packet_queue_free(struct ff_packet_queue *q);
int packet_queue_put(struct ff_packet_queue *q, struct ff_packet *packet);
int packet_queue_put_flush_packet(struct ff_packet_queue *q);
int packet_queue_get(struct ff_packet_queue *q, struct ff_packet *packet,
bool block);
void packet_queue_flush(struct ff_packet_queue *q);
#ifdef __cplusplus
}
#endif