librempeg/libavcodec/bsf.h
Jan Sebechlebsky 7ae52f8a6b avcodec/bsf: Add ff_bsf_get_packet_ref() function
Use of this function can save unnecessary malloc operation
in bitstream filter.

Signed-off-by: Jan Sebechlebsky <sebechlebskyjan@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2016-08-13 12:46:18 +02:00

45 lines
1.5 KiB
C

/*
* 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_BSF_H
#define AVCODEC_BSF_H
#include "avcodec.h"
/**
* Called by the bitstream filters to get the next packet for filtering.
* The filter is responsible for either freeing the packet or passing it to the
* caller.
*/
int ff_bsf_get_packet(AVBSFContext *ctx, AVPacket **pkt);
/**
* Called by bitstream filters to get packet for filtering.
* The reference to packet is moved to provided packet structure.
*
* @param ctx pointer to AVBSFContext of filter
* @param pkt pointer to packet to move reference to
*
* @return 0>= on success, negative AVERROR in case of failure
*/
int ff_bsf_get_packet_ref(AVBSFContext *ctx, AVPacket *pkt);
const AVClass *ff_bsf_child_class_next(const AVClass *prev);
#endif /* AVCODEC_BSF_H */