mirror of
https://github.com/UberGames/GtkRadiant.git
synced 2024-11-28 22:52:15 +00:00
49 lines
1.5 KiB
C
49 lines
1.5 KiB
C
/*
|
|
Copyright (C) 1999-2007 id Software, Inc. and contributors.
|
|
For a list of contributors, see the accompanying CONTRIBUTORS file.
|
|
|
|
This file is part of GtkRadiant.
|
|
|
|
GtkRadiant is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; either version 2 of the License, or
|
|
(at your option) any later version.
|
|
|
|
GtkRadiant 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 General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with GtkRadiant; if not, write to the Free Software
|
|
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
|
|
*/
|
|
|
|
/*
|
|
** adpcm.h - include file for adpcm coder.
|
|
**
|
|
** Version 1.0, 7-Jul-92.
|
|
**
|
|
** Modded 10/3/98
|
|
** John Scott
|
|
*/
|
|
|
|
typedef struct adpcm_state_s
|
|
{
|
|
short in_valprev; // Previous output value
|
|
short in_index; // Index into stepsize table
|
|
short out_valprev; // Previous output value
|
|
short out_index; // Index into stepsize table
|
|
int count; // Number of sample counts
|
|
} adpcm_state_t;
|
|
|
|
typedef struct adpcm_s
|
|
{
|
|
adpcm_state_t state;
|
|
char adpcm[0x10000];
|
|
} adpcm_t;
|
|
|
|
void adpcm_coder( short [], adpcm_t * );
|
|
void adpcm_decoder( adpcm_t *, short [] );
|
|
|
|
// end
|