idroqenc.c
Go to the documentation of this file.
1 /*
2  * id RoQ (.roq) File muxer
3  * Copyright (c) 2007 Vitor Sessak
4  *
5  * This file is part of FFmpeg.
6  *
7  * FFmpeg is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU Lesser General Public
9  * License as published by the Free Software Foundation; either
10  * version 2.1 of the License, or (at your option) any later version.
11  *
12  * FFmpeg is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15  * Lesser General Public License for more details.
16  *
17  * You should have received a copy of the GNU Lesser General Public
18  * License along with FFmpeg; if not, write to the Free Software
19  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20  */
21 
22 #include "avformat.h"
23 #include "rawenc.h"
24 
25 
26 static int roq_write_header(struct AVFormatContext *s)
27 {
28  static const uint8_t header[] = {
29  0x84, 0x10, 0xFF, 0xFF, 0xFF, 0xFF, 0x1E, 0x00
30  };
31 
32  avio_write(s->pb, header, 8);
33  avio_flush(s->pb);
34 
35  return 0;
36 }
37 
39  .name = "roq",
40  .long_name = NULL_IF_CONFIG_SMALL("raw id RoQ"),
41  .extensions = "roq",
42  .audio_codec = AV_CODEC_ID_ROQ_DPCM,
43  .video_codec = AV_CODEC_ID_ROQ,
44  .write_header = roq_write_header,
45  .write_packet = ff_raw_write_packet,
46 };
const char * s
Definition: avisynth_c.h:668
Format I/O context.
Definition: avformat.h:944
uint8_t
void avio_write(AVIOContext *s, const unsigned char *buf, int size)
Definition: aviobuf.c:173
#define NULL_IF_CONFIG_SMALL(x)
Return NULL if CONFIG_SMALL is true, otherwise the argument without modification. ...
AVOutputFormat ff_roq_muxer
Definition: idroqenc.c:38
int void avio_flush(AVIOContext *s)
Force flushing of buffered data to the output s.
Definition: aviobuf.c:193
const char * name
Definition: avformat.h:378
int ff_raw_write_packet(AVFormatContext *s, AVPacket *pkt)
AVIOContext * pb
I/O context.
Definition: avformat.h:977
Main libavformat public API header.
static int roq_write_header(struct AVFormatContext *s)
Definition: idroqenc.c:26