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bsf.h
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1 /*
2  * This file is part of FFmpeg.
3  *
4  * FFmpeg is free software; you can redistribute it and/or
5  * modify it under the terms of the GNU Lesser General Public
6  * License as published by the Free Software Foundation; either
7  * version 2.1 of the License, or (at your option) any later version.
8  *
9  * FFmpeg is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12  * Lesser General Public License for more details.
13  *
14  * You should have received a copy of the GNU Lesser General Public
15  * License along with FFmpeg; if not, write to the Free Software
16  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
17  */
18 
19 #ifndef AVCODEC_BSF_H
20 #define AVCODEC_BSF_H
21 
22 #include "avcodec.h"
23 
24 /**
25  * Called by the bitstream filters to get the next packet for filtering.
26  * The filter is responsible for either freeing the packet or passing it to the
27  * caller.
28  */
30 
31 /**
32  * Called by bitstream filters to get packet for filtering.
33  * The reference to packet is moved to provided packet structure.
34  *
35  * @param ctx pointer to AVBSFContext of filter
36  * @param pkt pointer to packet to move reference to
37  *
38  * @return 0>= on success, negative AVERROR in case of failure
39  */
41 
42 const AVClass *ff_bsf_child_class_next(const AVClass *prev);
43 
44 #endif /* AVCODEC_BSF_H */
const AVClass * ff_bsf_child_class_next(const AVClass *prev)
The bitstream filter state.
Definition: avcodec.h:5557
static AVPacket pkt
AVFormatContext * ctx
Definition: movenc.c:48
int ff_bsf_get_packet(AVBSFContext *ctx, AVPacket **pkt)
Called by the bitstream filters to get the next packet for filtering.
Definition: bsf.c:201
Libavcodec external API header.
Describe the class of an AVClass context structure.
Definition: log.h:67
int ff_bsf_get_packet_ref(AVBSFContext *ctx, AVPacket *pkt)
Called by bitstream filters to get packet for filtering.
Definition: bsf.c:223
This structure stores compressed data.
Definition: avcodec.h:1377