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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