2006-11-06 18:18:05 +00:00
|
|
|
/***************************************************************************
|
|
|
|
|
* __________ __ ___.
|
|
|
|
|
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
|
|
|
|
|
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
|
|
|
|
|
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
|
|
|
|
|
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
|
|
|
|
|
* \/ \/ \/ \/ \/
|
|
|
|
|
* $Id$
|
|
|
|
|
*
|
|
|
|
|
* Copyright (C) 2006 Michael Sevakis
|
|
|
|
|
*
|
2008-06-28 18:10:04 +00:00
|
|
|
* This program 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.
|
2006-11-06 18:18:05 +00:00
|
|
|
*
|
|
|
|
|
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
|
|
|
|
|
* KIND, either express or implied.
|
|
|
|
|
*
|
|
|
|
|
****************************************************************************/
|
|
|
|
|
#include "config.h"
|
|
|
|
|
#include "audio.h"
|
|
|
|
|
|
2006-11-24 19:49:04 +00:00
|
|
|
/** aiff_enc.codec **/
|
|
|
|
|
|
2006-11-06 18:18:05 +00:00
|
|
|
/** mp3_enc.codec **/
|
|
|
|
|
|
|
|
|
|
/* These are in descending order rather than in MPEG frequency index
|
|
|
|
|
order */
|
|
|
|
|
const unsigned long mp3_enc_sampr[MP3_ENC_NUM_SAMPR] =
|
|
|
|
|
{
|
|
|
|
|
48000, 44100, 32000, /* MPEG 1 */
|
|
|
|
|
24000, 22050, 16000, /* MPEG 2 */
|
|
|
|
|
#if 0
|
|
|
|
|
12000, 11025, 8000, /* MPEG 2.5 */
|
|
|
|
|
#endif
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
/* All bitrates used in the MPA L3 standard */
|
|
|
|
|
const unsigned long mp3_enc_bitr[MP3_ENC_NUM_BITR] =
|
|
|
|
|
{
|
|
|
|
|
8, 16, 24, 32, 40, 48, 56, 64, 80,
|
|
|
|
|
96, 112, 128, 144, 160, 192, 224, 256, 320
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
/** wav_enc.codec **/
|
|
|
|
|
|
|
|
|
|
/** wavpack_enc.codec **/
|
|
|
|
|
|
|
|
|
|
/** public functions **/
|
