Skip to content

HTTPS clone URL

Subversion checkout URL

You can clone with HTTPS or Subversion.

Download ZIP
Fetching contributors…

Cannot retrieve contributors at this time

48 lines (41 sloc) 1.52 kb
/*
* raw FLAC muxer
* Copyright (C) 2009 Justin Ruggles
*
* 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 "libavcodec/flac.h"
#include "libavcodec/bytestream.h"
#include "avformat.h"
#include "flacenc.h"
int ff_flac_write_header(AVIOContext *pb, AVCodecContext *codec,
int last_block)
{
uint8_t header[8] = {
0x66, 0x4C, 0x61, 0x43, 0x00, 0x00, 0x00, 0x22
};
uint8_t *streaminfo;
enum FLACExtradataFormat format;
header[4] = last_block ? 0x80 : 0x00;
if (!avpriv_flac_is_extradata_valid(codec, &format, &streaminfo))
return -1;
/* write "fLaC" stream marker and first metadata block header */
avio_write(pb, header, 8);
/* write STREAMINFO */
avio_write(pb, streaminfo, FLAC_STREAMINFO_SIZE);
return 0;
}
Jump to Line
Something went wrong with that request. Please try again.