mpjpeg: Use proper CR/LF in multipart headers
[libav.git] / libavformat / mpjpeg.c
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1/*
2 * Multipart JPEG format
406792e7 3 * Copyright (c) 2000, 2001, 2002, 2003 Fabrice Bellard
0250738f 4 *
2912e87a 5 * This file is part of Libav.
b78e7197 6 *
2912e87a 7 * Libav is free software; you can redistribute it and/or
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8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
b78e7197 10 * version 2.1 of the License, or (at your option) any later version.
0250738f 11 *
2912e87a 12 * Libav is distributed in the hope that it will be useful,
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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
2912e87a 18 * License along with Libav; if not, write to the Free Software
5509bffa 19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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20 */
21#include "avformat.h"
22
23/* Multipart JPEG */
24
4d58e4cb 25#define BOUNDARY_TAG "avserver"
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26
27static int mpjpeg_write_header(AVFormatContext *s)
28{
6ccf76ae 29 avio_printf(s->pb, "--%s\r\n", BOUNDARY_TAG);
b7f2fdde 30 avio_flush(s->pb);
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31 return 0;
32}
33
e928649b 34static int mpjpeg_write_packet(AVFormatContext *s, AVPacket *pkt)
0250738f 35{
161a301d 36 avio_printf(s->pb,
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37 "Content-length: %i\r\n"
38 "Content-type: image/jpeg\r\n\r\n",
161a301d 39 pkt->size);
77eb5504 40 avio_write(s->pb, pkt->data, pkt->size);
0250738f 41
6ccf76ae 42 avio_printf(s->pb, "\r\n--%s\r\n", BOUNDARY_TAG);
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43 return 0;
44}
45
46static int mpjpeg_write_trailer(AVFormatContext *s)
47{
48 return 0;
49}
50
c6610a21 51AVOutputFormat ff_mpjpeg_muxer = {
dfc2c4d9 52 .name = "mpjpeg",
6774247a 53 .long_name = NULL_IF_CONFIG_SMALL("MIME multipart JPEG"),
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54 .mime_type = "multipart/x-mixed-replace;boundary=" BOUNDARY_TAG,
55 .extensions = "mjpg",
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56 .audio_codec = AV_CODEC_ID_NONE,
57 .video_codec = AV_CODEC_ID_MJPEG,
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58 .write_header = mpjpeg_write_header,
59 .write_packet = mpjpeg_write_packet,
60 .write_trailer = mpjpeg_write_trailer,
f792d3cb 61 .flags = AVFMT_NOTIMESTAMPS,
0250738f 62};