/*
  * 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\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\n\n");

     avio_write(s->pb, buf1, strlen(buf1));
     avio_write(s->pb, pkt->data, pkt->size);

 
     snprintf(buf1, sizeof(buf1), "\n--%s\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 = {

     "mpjpeg",

     NULL_IF_CONFIG_SMALL("MIME multipart JPEG format"),

     "multipart/x-mixed-replace;boundary=" BOUNDARY_TAG,
     "mjpg",
     0,
     CODEC_ID_NONE,
     CODEC_ID_MJPEG,
     mpjpeg_write_header,
     mpjpeg_write_packet,
     mpjpeg_write_trailer,
 };