godot/servers/audio_server.cpp

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/*************************************************************************/
/* audio_server.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* http://www.godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur. */
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/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#include "audio_server.h"
#include "globals.h"
void AudioMixer::audio_mixer_chunk_call(int p_frames) {
AudioServer::get_singleton()->audio_mixer_chunk_callback(p_frames);
}
AudioMixer *AudioServer::EventStream::get_mixer() const {
return AudioServer::get_singleton()->get_mixer();
}
AudioServer *AudioServer::singleton=NULL;
AudioServer *AudioServer::get_singleton() {
return singleton;
}
void AudioServer::sample_set_signed_data(RID p_sample, const DVector<float>& p_buffer) {
SampleFormat format = sample_get_format(p_sample);
ERR_EXPLAIN("IMA ADPCM is not supported.");
ERR_FAIL_COND(format==SAMPLE_FORMAT_IMA_ADPCM);
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int len = p_buffer.size();
ERR_FAIL_COND( len == 0 );
DVector<uint8_t> data;
DVector<uint8_t>::Write w;
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DVector<float>::Read r = p_buffer.read();
switch(format) {
case SAMPLE_FORMAT_PCM8: {
data.resize(len);
w=data.write();
int8_t *samples8 = (int8_t*)w.ptr();
for(int i=0;i<len;i++) {
float sample = Math::floor( r[i] * (1<<8) );
if (sample<-128)
sample=-128;
else if (sample>127)
sample=127;
samples8[i]=sample;
}
} break;
case SAMPLE_FORMAT_PCM16: {
data.resize(len*2);
w=data.write();
int16_t *samples16 = (int16_t*)w.ptr();
for(int i=0;i<len;i++) {
float sample = Math::floor( r[i] * (1<<16) );
if (sample<-32768)
sample=-32768;
else if (sample>32767)
sample=32767;
samples16[i]=sample;
}
} break;
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}
w = DVector<uint8_t>::Write();
sample_set_data(p_sample,data);
}
void AudioServer::_bind_methods() {
ObjectTypeDB::bind_method(_MD("sample_create","format","stereo","length"), &AudioServer::sample_create );
ObjectTypeDB::bind_method(_MD("sample_set_description","sample","description"), &AudioServer::sample_set_description );
ObjectTypeDB::bind_method(_MD("sample_get_description","sample"), &AudioServer::sample_get_description );
ObjectTypeDB::bind_method(_MD("sample_get_format","sample"), &AudioServer::sample_get_format );
ObjectTypeDB::bind_method(_MD("sample_is_stereo","sample"), &AudioServer::sample_is_stereo );
ObjectTypeDB::bind_method(_MD("sample_get_length","sample"), &AudioServer::sample_get_length );
ObjectTypeDB::bind_method(_MD("sample_set_signed_data","sample","data"), &AudioServer::sample_set_signed_data );
ObjectTypeDB::bind_method(_MD("sample_set_data","sample","data"), &AudioServer::sample_set_data );
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ObjectTypeDB::bind_method(_MD("sample_get_data","sample"), &AudioServer::sample_get_data );
ObjectTypeDB::bind_method(_MD("sample_set_mix_rate","sample","mix_rate"), &AudioServer::sample_set_mix_rate );
ObjectTypeDB::bind_method(_MD("sample_get_mix_rate","sample"), &AudioServer::sample_get_mix_rate );
ObjectTypeDB::bind_method(_MD("sample_set_loop_format","sample","loop_format"), &AudioServer::sample_set_loop_format );
ObjectTypeDB::bind_method(_MD("sample_get_loop_format","sample"), &AudioServer::sample_get_loop_format );
ObjectTypeDB::bind_method(_MD("sample_set_loop_begin","sample","pos"), &AudioServer::sample_set_loop_begin );
ObjectTypeDB::bind_method(_MD("sample_get_loop_begin","sample"), &AudioServer::sample_get_loop_begin );
ObjectTypeDB::bind_method(_MD("sample_set_loop_end","sample","pos"), &AudioServer::sample_set_loop_end );
ObjectTypeDB::bind_method(_MD("sample_get_loop_end","sample"), &AudioServer::sample_get_loop_end );
ObjectTypeDB::bind_method(_MD("voice_create"), &AudioServer::voice_create );
ObjectTypeDB::bind_method(_MD("voice_play","voice","sample"), &AudioServer::voice_play );
ObjectTypeDB::bind_method(_MD("voice_set_volume","voice","volume"), &AudioServer::voice_set_volume );
ObjectTypeDB::bind_method(_MD("voice_set_pan","voice","pan","depth","height"), &AudioServer::voice_set_pan,DEFVAL(0),DEFVAL(0) );
ObjectTypeDB::bind_method(_MD("voice_set_filter","voice","type","cutoff","resonance","gain"), &AudioServer::voice_set_filter,DEFVAL(0) );
ObjectTypeDB::bind_method(_MD("voice_set_chorus","voice","chorus"), &AudioServer::voice_set_chorus );
ObjectTypeDB::bind_method(_MD("voice_set_reverb","voice","room","reverb"), &AudioServer::voice_set_reverb );
ObjectTypeDB::bind_method(_MD("voice_set_mix_rate","voice","rate"), &AudioServer::voice_set_mix_rate );
ObjectTypeDB::bind_method(_MD("voice_set_positional","voice","enabled"), &AudioServer::voice_set_positional );
ObjectTypeDB::bind_method(_MD("voice_get_volume","voice"), &AudioServer::voice_get_volume );
ObjectTypeDB::bind_method(_MD("voice_get_pan","voice"), &AudioServer::voice_get_pan );
ObjectTypeDB::bind_method(_MD("voice_get_pan_height","voice"), &AudioServer::voice_get_pan_height );
ObjectTypeDB::bind_method(_MD("voice_get_pan_depth","voice"), &AudioServer::voice_get_pan_depth );
ObjectTypeDB::bind_method(_MD("voice_get_filter_type","voice"), &AudioServer::voice_get_filter_type );
ObjectTypeDB::bind_method(_MD("voice_get_filter_cutoff","voice"), &AudioServer::voice_get_filter_cutoff );
ObjectTypeDB::bind_method(_MD("voice_get_filter_resonance","voice"), &AudioServer::voice_get_filter_resonance );
ObjectTypeDB::bind_method(_MD("voice_get_chorus","voice"), &AudioServer::voice_get_chorus );
ObjectTypeDB::bind_method(_MD("voice_get_reverb_type","voice"), &AudioServer::voice_get_reverb_type );
ObjectTypeDB::bind_method(_MD("voice_get_reverb","voice"), &AudioServer::voice_get_reverb );
ObjectTypeDB::bind_method(_MD("voice_get_mix_rate","voice"), &AudioServer::voice_get_mix_rate );
ObjectTypeDB::bind_method(_MD("voice_is_positional","voice"), &AudioServer::voice_is_positional );
ObjectTypeDB::bind_method(_MD("voice_stop","voice"), &AudioServer::voice_stop );
ObjectTypeDB::bind_method(_MD("free_rid","rid"), &AudioServer::free );
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ObjectTypeDB::bind_method(_MD("set_stream_global_volume_scale","scale"), &AudioServer::set_stream_global_volume_scale );
ObjectTypeDB::bind_method(_MD("get_stream_global_volume_scale"), &AudioServer::get_stream_global_volume_scale );
ObjectTypeDB::bind_method(_MD("set_fx_global_volume_scale","scale"), &AudioServer::set_fx_global_volume_scale );
ObjectTypeDB::bind_method(_MD("get_fx_global_volume_scale"), &AudioServer::get_fx_global_volume_scale );
ObjectTypeDB::bind_method(_MD("set_event_voice_global_volume_scale","scale"), &AudioServer::set_event_voice_global_volume_scale );
ObjectTypeDB::bind_method(_MD("get_event_voice_global_volume_scale"), &AudioServer::get_event_voice_global_volume_scale );
BIND_CONSTANT( SAMPLE_FORMAT_PCM8 );
BIND_CONSTANT( SAMPLE_FORMAT_PCM16 );
BIND_CONSTANT( SAMPLE_FORMAT_IMA_ADPCM );
BIND_CONSTANT( SAMPLE_LOOP_NONE );
BIND_CONSTANT( SAMPLE_LOOP_FORWARD );
BIND_CONSTANT( SAMPLE_LOOP_PING_PONG );
BIND_CONSTANT( FILTER_NONE );
BIND_CONSTANT( FILTER_LOWPASS );
BIND_CONSTANT( FILTER_BANDPASS );
BIND_CONSTANT( FILTER_HIPASS );
BIND_CONSTANT( FILTER_NOTCH );
BIND_CONSTANT( FILTER_BANDLIMIT ); ///< cutoff is LP resonace is HP
BIND_CONSTANT( REVERB_SMALL );
BIND_CONSTANT( REVERB_MEDIUM );
BIND_CONSTANT( REVERB_LARGE );
BIND_CONSTANT( REVERB_HALL );
GLOBAL_DEF("audio/stream_buffering_ms",500);
GLOBAL_DEF("audio/video_delay_compensation_ms",300);
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}
AudioServer::AudioServer() {
singleton=this;
}
AudioServer::~AudioServer() {
}