146 lines
4.0 KiB
C
146 lines
4.0 KiB
C
/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id$
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*
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* Copyright © 2010 Thomas Martitz
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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#include <SDL_audio.h>
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#include "config.h"
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#include "audiohw.h"
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#include "pcm_sampr.h"
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/**
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* Audio Hardware api. Make them do nothing as we cannot properly simulate with
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* SDL. if we used DSP we would run code that doesn't actually run on the target
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**/
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#ifdef HAVE_SW_VOLUME_CONTROL
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#include "pcm_sw_volume.h"
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void audiohw_set_volume(int vol_l, int vol_r)
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{
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pcm_set_master_volume(vol_l, vol_r);
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}
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#else /* ndef HAVE_SW_VOLUME_CONTROL */
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extern void pcm_set_mixer_volume(int);
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void audiohw_set_volume(int volume)
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{
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#if CONFIG_CODEC == SWCODEC
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#if !(CONFIG_PLATFORM & PLATFORM_MAEMO5)
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if (volume < VOLUME_MIN)
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volume = 0;
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else
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volume = SDL_MIX_MAXVOLUME * (volume - VOLUME_MIN + ONE_DB) /
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(VOLUME_RANGE + ONE_DB);
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#endif /* !(CONFIG_PLATFORM & PLATFORM_MAEMO5) */
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pcm_set_mixer_volume(volume);
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#endif /* CONFIG_CODEC == SWCODEC */
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(void)volume;
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}
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#endif /* HAVE_SW_VOLUME_CONTROL */
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/**
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* stubs here, for the simulator
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**/
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#if defined(AUDIOHW_HAVE_PRESCALER)
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void audiohw_set_prescaler(int value)
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{
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#ifdef HAVE_SW_VOLUME_CONTROL
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pcm_set_prescaler(value);
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#endif
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(void)value;
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}
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#endif
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#if defined(AUDIOHW_HAVE_BALANCE)
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void audiohw_set_balance(int value) { (void)value; }
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#endif
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#ifndef HAVE_SW_TONE_CONTROLS
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#if defined(AUDIOHW_HAVE_BASS)
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void audiohw_set_bass(int value) { (void)value; }
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#endif
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#if defined(AUDIOHW_HAVE_TREBLE)
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void audiohw_set_treble(int value) { (void)value; }
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#endif
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#endif /* HAVE_SW_TONE_CONTROLS */
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#if CONFIG_CODEC != SWCODEC
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void audiohw_set_channel(int value) { (void)value; }
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void audiohw_set_stereo_width(int value){ (void)value; }
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#endif
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#if defined(AUDIOHW_HAVE_BASS_CUTOFF)
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void audiohw_set_bass_cutoff(int value) { (void)value; }
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#endif
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#if defined(AUDIOHW_HAVE_TREBLE_CUTOFF)
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void audiohw_set_treble_cutoff(int value){ (void)value; }
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#endif
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/* EQ-based tone controls */
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#if defined(AUDIOHW_HAVE_EQ)
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void audiohw_set_eq_band_gain(unsigned int band, int value)
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{ (void)band; (void)value; }
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#endif
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#if defined(AUDIOHW_HAVE_EQ_FREQUENCY)
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void audiohw_set_eq_band_frequency(unsigned int band, int value)
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{ (void)band; (void)value; }
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#endif
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#if defined(AUDIOHW_HAVE_EQ_WIDTH)
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void audiohw_set_eq_band_width(unsigned int band, int value)
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{ (void)band; (void)value; }
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#endif
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#if defined(AUDIOHW_HAVE_DEPTH_3D)
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void audiohw_set_depth_3d(int value)
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{ (void)value; }
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#endif
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#if defined(AUDIOHW_HAVE_LINEOUT)
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void audiohw_set_lineout_volume(int vol_l, int vol_r)
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{ (void)vol_l; (void)vol_r; }
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#endif
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void audiohw_close(void) {}
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#ifdef CONFIG_SAMPR_TYPES
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unsigned int pcm_sampr_to_hw_sampr(unsigned int samplerate,
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unsigned int type)
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{ return samplerate; (void)type; }
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#endif /* CONFIG_SAMPR_TYPES */
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#if (CONFIG_CODEC == MAS3587F) || (CONFIG_CODEC == MAS3539F)
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int mas_codec_readreg(int reg)
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{
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(void)reg;
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return 0;
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}
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int mas_codec_writereg(int reg, unsigned int val)
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{
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(void)reg;
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(void)val;
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return 0;
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}
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int mas_writemem(int bank, int addr, const unsigned long* src, int len)
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{
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(void)bank;
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(void)addr;
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(void)src;
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(void)len;
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return 0;
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}
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#endif
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