117 lines
3.2 KiB
C++
117 lines
3.2 KiB
C++
/////////////////////////////////////////////////////////////////////////
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// $Id$
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/////////////////////////////////////////////////////////////////////////
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//
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// Copyright (C) 2011-2017 The Bochs Project
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//
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// This library is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public
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// License as published by the Free Software Foundation; either
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// version 2 of the License, or (at your option) any later version.
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//
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License along with this library; if not, write to the Free Software
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// Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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// Define BX_PLUGGABLE in files that can be compiled into plugins. For
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// platforms that require a special tag on exported symbols, BX_PLUGGABLE
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// is used to know when we are exporting symbols and when we are importing.
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#define BX_PLUGGABLE
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// The dummy sound driver contains stubs for all features
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#include "iodev.h"
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#if BX_SUPPORT_SOUNDLOW
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#include "soundlow.h"
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int CDECL libdummy_sound_plugin_init(plugin_t *plugin, plugintype_t type)
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{
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// Nothing here yet
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return 0; // Success
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}
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void CDECL libdummy_sound_plugin_fini(void)
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{
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// Nothing here yet
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}
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class bx_sound_dummy_c : public bx_sound_lowlevel_c {
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public:
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bx_sound_dummy_c() : bx_sound_lowlevel_c("dummy") {}
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virtual ~bx_sound_dummy_c() {}
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virtual bx_soundlow_waveout_c* get_waveout();
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virtual bx_soundlow_wavein_c* get_wavein();
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virtual bx_soundlow_midiout_c* get_midiout();
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} bx_sound_dummy;
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// the dummy waveout class
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class bx_soundlow_waveout_dummy_c : public bx_soundlow_waveout_c {
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public:
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bx_soundlow_waveout_dummy_c() : bx_soundlow_waveout_c() {}
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virtual ~bx_soundlow_waveout_dummy_c() {}
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virtual int sendwavepacket(int length, Bit8u data[], bx_pcm_param_t *src_param);
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virtual int register_wave_callback(void *, get_wave_cb_t wd_cb);
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virtual void unregister_wave_callback(int callback_id);
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};
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// bx_sound_dummy_c class implementation
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bx_soundlow_waveout_c* bx_sound_dummy_c::get_waveout()
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{
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if (waveout == NULL) {
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waveout = new bx_soundlow_waveout_dummy_c();
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}
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return waveout;
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}
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bx_soundlow_wavein_c* bx_sound_dummy_c::get_wavein()
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{
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if (wavein == NULL) {
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wavein = new bx_soundlow_wavein_c();
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}
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return wavein;
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}
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bx_soundlow_midiout_c* bx_sound_dummy_c::get_midiout()
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{
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if (midiout == NULL) {
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midiout = new bx_soundlow_midiout_c();
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}
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return midiout;
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}
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// bx_sound_waveout_dummy_c class implementation
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int bx_soundlow_waveout_dummy_c::sendwavepacket(int length, Bit8u data[], bx_pcm_param_t *src_param)
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{
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UNUSED(length);
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UNUSED(data);
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UNUSED(src_param);
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return BX_SOUNDLOW_OK;
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}
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int bx_soundlow_waveout_dummy_c::register_wave_callback(void *arg, get_wave_cb_t wd_cb)
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{
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UNUSED(arg);
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UNUSED(wd_cb);
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return -1;
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}
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void bx_soundlow_waveout_dummy_c::unregister_wave_callback(int callback_id)
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{
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UNUSED(callback_id);
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}
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#endif
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