mirror of
https://github.com/FFmpeg/FFmpeg.git
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76 lines
2.5 KiB
C
76 lines
2.5 KiB
C
/*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef AVCODEC_PACKET_INTERNAL_H
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#define AVCODEC_PACKET_INTERNAL_H
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#include <stdint.h>
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#include "packet.h"
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#define AVPACKET_IS_EMPTY(pkt) (!(pkt)->data && !(pkt)->side_data_elems)
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typedef struct PacketListEntry {
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struct PacketListEntry *next;
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AVPacket pkt;
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} PacketListEntry;
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typedef struct PacketList {
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PacketListEntry *head, *tail;
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} PacketList;
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/**
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* Append an AVPacket to the list.
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*
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* @param list A PacketList
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* @param pkt The packet being appended. The data described in it will
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* be made reference counted if it isn't already.
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* @param copy A callback to copy the contents of the packet to the list.
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May be null, in which case the packet's reference will be
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moved to the list.
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* @return 0 on success, negative AVERROR value on failure. On failure,
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the packet and the list are unchanged.
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*/
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int avpriv_packet_list_put(PacketList *list, AVPacket *pkt,
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int (*copy)(AVPacket *dst, const AVPacket *src),
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int flags);
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/**
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* Remove the oldest AVPacket in the list and return it.
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*
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* @note The pkt will be overwritten completely on success. The caller
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* owns the packet and must unref it by itself.
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*
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* @param head A pointer to a PacketList struct
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* @param pkt Pointer to an AVPacket struct
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* @return 0 on success, and a packet is returned. AVERROR(EAGAIN) if
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* the list was empty.
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*/
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int avpriv_packet_list_get(PacketList *list, AVPacket *pkt);
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/**
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* Wipe the list and unref all the packets in it.
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*/
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void avpriv_packet_list_free(PacketList *list);
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int ff_side_data_set_encoder_stats(AVPacket *pkt, int quality, int64_t *error, int error_count, int pict_type);
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int ff_side_data_set_prft(AVPacket *pkt, int64_t timestamp);
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#endif // AVCODEC_PACKET_INTERNAL_H
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