Paul Davis
c9c94ca1c2
git-svn-id: svn://localhost/ardour2/branches/3.0@13665 d708f5d6-7413-0410-9779-e7cbd77b26cf
48 lines
1.2 KiB
C
48 lines
1.2 KiB
C
/*
|
|
libltc - en+decode linear timecode
|
|
|
|
Copyright (C) 2006-2012 Robin Gareus <robin@gareus.org>
|
|
|
|
This program 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 3 of the
|
|
License, or (at your option) any later version.
|
|
|
|
This program 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 this library.
|
|
If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#include "ltc/ltc.h"
|
|
#ifndef SAMPLE_CENTER // also defined in decoder.h
|
|
#define SAMPLE_CENTER 128 // unsigned 8 bit.
|
|
#endif
|
|
|
|
struct LTCEncoder {
|
|
double fps;
|
|
double sample_rate;
|
|
double filter_const;
|
|
int flags;
|
|
enum LTC_TV_STANDARD standard;
|
|
ltcsnd_sample_t enc_lo, enc_hi;
|
|
|
|
size_t offset;
|
|
size_t bufsize;
|
|
ltcsnd_sample_t *buf;
|
|
|
|
char state;
|
|
|
|
double samples_per_clock;
|
|
double samples_per_clock_2;
|
|
double sample_remainder;
|
|
|
|
LTCFrame f;
|
|
};
|
|
|
|
int encode_byte(LTCEncoder *e, int byte, double speed);
|