18f13b149a
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@17562 a1c6a512-1295-4272-9138-f99709370657
48 lines
1.6 KiB
C
Executable file
48 lines
1.6 KiB
C
Executable file
/***************************************************************************
|
|
* __________ __ ___.
|
|
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
|
|
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
|
|
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
|
|
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
|
|
* \/ \/ \/ \/ \/
|
|
* $Id$
|
|
*
|
|
* Copyright (C) 2008 by Andree Buschmann
|
|
*
|
|
* All files in this archive are subject to the GNU General Public License.
|
|
* See the file COPYING in the source tree root for full license agreement.
|
|
*
|
|
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
|
|
* KIND, either express or implied.
|
|
*
|
|
****************************************************************************/
|
|
|
|
#ifndef _mpc_config_h_
|
|
#define _mpc_config_h_
|
|
|
|
#include "config.h"
|
|
|
|
/* choose fixed point or floating point */
|
|
#define MPC_FIXED_POINT
|
|
|
|
#ifndef MPC_FIXED_POINT
|
|
#error FIXME, mpc will not with floating point now
|
|
#endif
|
|
|
|
/* choose speed vs. accuracy for MPC_FIXED_POINT
|
|
* speed-setting will increase decoding speed on ARM only (+20%), loss of accuracy
|
|
* equals about 5 dB SNR (15bit output precision) to not use the speed-optimization
|
|
* -> comment OPTIMIZE_FOR_SPEED here for desired target */
|
|
#if defined(MPC_FIXED_POINT)
|
|
#if defined(CPU_COLDFIRE)
|
|
// do nothing
|
|
#elif defined(CPU_ARM)
|
|
#define OPTIMIZE_FOR_SPEED
|
|
#else
|
|
#define OPTIMIZE_FOR_SPEED
|
|
#endif
|
|
#else
|
|
// do nothing
|
|
#endif
|
|
|
|
#endif
|