PeerStreamer

/*

 * 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,

};