09c2d08c
 Hu Chunming
arm交付版
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/*
* 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 AVCODEC_PACKET_INTERNAL_H
#define AVCODEC_PACKET_INTERNAL_H
#include <stdint.h>
#include "packet.h"
typedef struct PacketList {
AVPacket pkt;
struct PacketList *next;
} PacketList;
/**
* Append an AVPacket to the list.
*
* @param head List head element
* @param tail List tail element
* @param pkt The packet being appended. The data described in it will
* be made reference counted if it isn't already.
* @param copy A callback to copy the contents of the packet to the list.
May be null, in which case the packet's reference will be
moved to the list.
* @return 0 on success, negative AVERROR value on failure. On failure,
the packet and the list are unchanged.
*/
int avpriv_packet_list_put(PacketList **head, PacketList **tail,
AVPacket *pkt,
int (*copy)(AVPacket *dst, const AVPacket *src),
int flags);
/**
* Remove the oldest AVPacket in the list and return it.
*
* @note The pkt will be overwritten completely on success. The caller
* owns the packet and must unref it by itself.
*
* @param head List head element
* @param tail List tail element
* @param pkt Pointer to an AVPacket struct
* @return 0 on success, and a packet is returned. AVERROR(EAGAIN) if
* the list was empty.
*/
int avpriv_packet_list_get(PacketList **head, PacketList **tail,
AVPacket *pkt);
/**
* Wipe the list and unref all the packets in it.
*
* @param head List head element
* @param tail List tail element
*/
void avpriv_packet_list_free(PacketList **head, PacketList **tail);
int ff_side_data_set_encoder_stats(AVPacket *pkt, int quality, int64_t *error, int error_count, int pict_type);
int ff_side_data_set_prft(AVPacket *pkt, int64_t timestamp);
#endif // AVCODEC_PACKET_INTERNAL_H
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