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libavformat
nullenc.c
Go to the documentation of this file.
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/*
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* RAW null muxer
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* Copyright (c) 2002 Fabrice Bellard
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*
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* This file is part of Libav.
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*
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* Libav 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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* Libav 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 Libav; 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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#include "
avformat.h
"
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static
int
null_write_packet
(
struct
AVFormatContext
*s,
AVPacket
*pkt)
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{
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return
0;
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}
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AVOutputFormat
ff_null_muxer
= {
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.
name
=
"null"
,
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.long_name =
NULL_IF_CONFIG_SMALL
(
"raw null video format"
),
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.audio_codec =
AV_NE
(
CODEC_ID_PCM_S16BE
,
CODEC_ID_PCM_S16LE
),
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.video_codec =
CODEC_ID_RAWVIDEO
,
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.write_packet =
null_write_packet
,
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.flags =
AVFMT_NOFILE
|
AVFMT_NOTIMESTAMPS
|
AVFMT_RAWPICTURE
,
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};
CODEC_ID_RAWVIDEO
Definition:
avcodec.h:100
AVFormatContext
Format I/O context.
Definition:
avformat.h:863
ff_null_muxer
AVOutputFormat ff_null_muxer
Definition:
nullenc.c:29
AV_NE
#define AV_NE(be, le)
Definition:
common.h:43
CODEC_ID_PCM_S16LE
Definition:
avcodec.h:260
NULL_IF_CONFIG_SMALL
#define NULL_IF_CONFIG_SMALL(x)
Return NULL if CONFIG_SMALL is true, otherwise the argument without modification. ...
Definition:
internal.h:191
AVOutputFormat::name
const char * name
Definition:
avformat.h:390
AVFMT_NOTIMESTAMPS
#define AVFMT_NOTIMESTAMPS
Format does not need / have any timestamps.
Definition:
avformat.h:375
AVFMT_RAWPICTURE
#define AVFMT_RAWPICTURE
Format wants AVPicture structure for raw picture data.
Definition:
avformat.h:371
CODEC_ID_PCM_S16BE
Definition:
avcodec.h:261
null_write_packet
static int null_write_packet(struct AVFormatContext *s, AVPacket *pkt)
Definition:
nullenc.c:24
avformat.h
Main libavformat public API header.
AVFMT_NOFILE
#define AVFMT_NOFILE
Demuxer will use avio_open, no opened file should be provided by the caller.
Definition:
avformat.h:368
AVOutputFormat
Definition:
avformat.h:389
AVPacket
Definition:
avcodec.h:891