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/*
* Multipart JPEG format |
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* Copyright (c) 2000, 2001, 2002, 2003 Fabrice Bellard |
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* |
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* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either |
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* version 2.1 of the License, or (at your option) any later version. |
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* |
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* FFmpeg is distributed in the hope that it will be useful, |
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* 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 |
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* License along with FFmpeg; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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*/
#include "avformat.h"
/* Multipart JPEG */
#define BOUNDARY_TAG "ffserver"
static int mpjpeg_write_header(AVFormatContext *s)
{ |
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uint8_t buf1[256]; |
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|
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snprintf(buf1, sizeof(buf1), "--%s\r\n", BOUNDARY_TAG); |
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avio_write(s->pb, buf1, strlen(buf1)); |
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avio_flush(s->pb); |
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return 0;
}
|
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static int mpjpeg_write_packet(AVFormatContext *s, AVPacket *pkt) |
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{ |
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uint8_t buf1[256]; |
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|
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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); |
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avio_write(s->pb, buf1, strlen(buf1));
avio_write(s->pb, pkt->data, pkt->size); |
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|
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snprintf(buf1, sizeof(buf1), "\r\n--%s\r\n", BOUNDARY_TAG); |
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avio_write(s->pb, buf1, strlen(buf1)); |
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avio_flush(s->pb); |
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return 0;
}
static int mpjpeg_write_trailer(AVFormatContext *s)
{
return 0;
}
|
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AVOutputFormat ff_mpjpeg_muxer = { |
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.name = "mpjpeg",
.long_name = NULL_IF_CONFIG_SMALL("MIME multipart JPEG format"),
.mime_type = "multipart/x-mixed-replace;boundary=" BOUNDARY_TAG,
.extensions = "mjpg",
.audio_codec = CODEC_ID_NONE,
.video_codec = CODEC_ID_MJPEG,
.write_header = mpjpeg_write_header,
.write_packet = mpjpeg_write_packet,
.write_trailer = mpjpeg_write_trailer, |
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}; |