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FFmpeg/libavformat/mpjpeg.c
Michael Niedermayer 7a72695c05 Merge commit '36ef5369ee9b336febc2c270f8718cec4476cb85'
* commit '36ef5369ee9b336febc2c270f8718cec4476cb85':
  Replace all CODEC_ID_* with AV_CODEC_ID_*
  lavc: add AV prefix to codec ids.

Conflicts:
	doc/APIchanges
	doc/examples/decoding_encoding.c
	doc/examples/muxing.c
	ffmpeg.c
	ffprobe.c
	ffserver.c
	libavcodec/8svx.c
	libavcodec/avcodec.h
	libavcodec/dnxhd_parser.c
	libavcodec/dvdsubdec.c
	libavcodec/error_resilience.c
	libavcodec/h263dec.c
	libavcodec/libvorbisenc.c
	libavcodec/mjpeg_parser.c
	libavcodec/mjpegenc.c
	libavcodec/mpeg12.c
	libavcodec/mpeg4videodec.c
	libavcodec/mpegvideo.c
	libavcodec/mpegvideo_enc.c
	libavcodec/pcm.c
	libavcodec/r210dec.c
	libavcodec/utils.c
	libavcodec/v210dec.c
	libavcodec/version.h
	libavdevice/alsa-audio-dec.c
	libavdevice/bktr.c
	libavdevice/v4l2.c
	libavformat/asfdec.c
	libavformat/asfenc.c
	libavformat/avformat.h
	libavformat/avidec.c
	libavformat/caf.c
	libavformat/electronicarts.c
	libavformat/flacdec.c
	libavformat/flvdec.c
	libavformat/flvenc.c
	libavformat/framecrcenc.c
	libavformat/img2.c
	libavformat/img2dec.c
	libavformat/img2enc.c
	libavformat/ipmovie.c
	libavformat/isom.c
	libavformat/matroska.c
	libavformat/matroskadec.c
	libavformat/matroskaenc.c
	libavformat/mov.c
	libavformat/movenc.c
	libavformat/mp3dec.c
	libavformat/mpeg.c
	libavformat/mpegts.c
	libavformat/mxf.c
	libavformat/mxfdec.c
	libavformat/mxfenc.c
	libavformat/nsvdec.c
	libavformat/nut.c
	libavformat/oggenc.c
	libavformat/pmpdec.c
	libavformat/rawdec.c
	libavformat/rawenc.c
	libavformat/riff.c
	libavformat/sdp.c
	libavformat/utils.c
	libavformat/vocenc.c
	libavformat/wtv.c
	libavformat/xmv.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2012-08-07 22:45:46 +02:00

70 lines
2.2 KiB
C

/*
* Multipart JPEG format
* Copyright (c) 2000, 2001, 2002, 2003 Fabrice Bellard
*
* 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
*/
#include "avformat.h"
/* Multipart JPEG */
#define BOUNDARY_TAG "ffserver"
static int mpjpeg_write_header(AVFormatContext *s)
{
uint8_t buf1[256];
snprintf(buf1, sizeof(buf1), "--%s\r\n", BOUNDARY_TAG);
avio_write(s->pb, buf1, strlen(buf1));
avio_flush(s->pb);
return 0;
}
static int mpjpeg_write_packet(AVFormatContext *s, AVPacket *pkt)
{
uint8_t buf1[256];
snprintf(buf1, sizeof(buf1), "Content-type: image/jpeg\r\n");
avio_write(s->pb, buf1, strlen(buf1));
snprintf(buf1, sizeof(buf1), "Content-length: %d\r\n\r\n", pkt->size);
avio_write(s->pb, buf1, strlen(buf1));
avio_write(s->pb, pkt->data, pkt->size);
snprintf(buf1, sizeof(buf1), "\r\n--%s\r\n", BOUNDARY_TAG);
avio_write(s->pb, buf1, strlen(buf1));
avio_flush(s->pb);
return 0;
}
static int mpjpeg_write_trailer(AVFormatContext *s)
{
return 0;
}
AVOutputFormat ff_mpjpeg_muxer = {
.name = "mpjpeg",
.long_name = NULL_IF_CONFIG_SMALL("MIME multipart JPEG"),
.mime_type = "multipart/x-mixed-replace;boundary=" BOUNDARY_TAG,
.extensions = "mjpg",
.audio_codec = AV_CODEC_ID_NONE,
.video_codec = AV_CODEC_ID_MJPEG,
.write_header = mpjpeg_write_header,
.write_packet = mpjpeg_write_packet,
.write_trailer = mpjpeg_write_trailer,
};