/*************************************************************************/ /* audio_server_javascript.h */ /*************************************************************************/ /* This file is part of: */ /* GODOT ENGINE */ /* http://www.godotengine.org */ /*************************************************************************/ /* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur. */ /* */ /* 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. */ /*************************************************************************/ #ifndef AUDIO_SERVER_JAVASCRIPT_H #define AUDIO_SERVER_JAVASCRIPT_H #include "servers/audio_server.h" class AudioServerJavascript : public AudioServer { OBJ_TYPE(AudioServerJavascript, AudioServer); enum { INTERNAL_BUFFER_SIZE = 4096, STREAM_SCALE_BITS = 12 }; AudioMixer *get_mixer(); void audio_mixer_chunk_callback(int p_frames); struct Sample { SampleFormat format; SampleLoopFormat loop_format; int loop_begin; int loop_end; int length; int index; int mix_rate; bool stereo; Vector tmp_data; }; mutable RID_Owner sample_owner; int sample_base; struct Voice { int index; float volume; float pan; float pan_depth; float pan_height; float chorus; ReverbRoomType reverb_type; float reverb; int mix_rate; int sample_mix_rate; bool positional; bool active; }; mutable RID_Owner voice_owner; int voice_base; struct Stream { bool active; List::Element *E; AudioStream *audio_stream; EventStream *event_stream; float volume_scale; }; List active_audio_streams; //List event_streams; float *internal_buffer; int internal_buffer_channels; int32_t *stream_buffer; mutable RID_Owner stream_owner; float stream_volume; float stream_volume_scale; float event_voice_scale; float fx_volume_scale; void driver_process_chunk(int p_frames); int webaudio_mix_rate; static AudioServerJavascript *singleton; public: void mix_to_js(int p_frames); /* SAMPLE API */ virtual RID sample_create(SampleFormat p_format, bool p_stereo, int p_length); virtual void sample_set_description(RID p_sample, const String &p_description); virtual String sample_get_description(RID p_sample) const; virtual SampleFormat sample_get_format(RID p_sample) const; virtual bool sample_is_stereo(RID p_sample) const; virtual int sample_get_length(RID p_sample) const; virtual const void *sample_get_data_ptr(RID p_sample) const; virtual void sample_set_data(RID p_sample, const DVector &p_buffer); virtual DVector sample_get_data(RID p_sample) const; virtual void sample_set_mix_rate(RID p_sample, int p_rate); virtual int sample_get_mix_rate(RID p_sample) const; virtual void sample_set_loop_format(RID p_sample, SampleLoopFormat p_format); virtual SampleLoopFormat sample_get_loop_format(RID p_sample) const; virtual void sample_set_loop_begin(RID p_sample, int p_pos); virtual int sample_get_loop_begin(RID p_sample) const; virtual void sample_set_loop_end(RID p_sample, int p_pos); virtual int sample_get_loop_end(RID p_sample) const; /* VOICE API */ virtual RID voice_create(); virtual void voice_play(RID p_voice, RID p_sample); virtual void voice_set_volume(RID p_voice, float p_volume); virtual void voice_set_pan(RID p_voice, float p_pan, float p_depth = 0, float height = 0); //pan and depth go from -1 to 1 virtual void voice_set_filter(RID p_voice, FilterType p_type, float p_cutoff, float p_resonance, float p_gain = 0); virtual void voice_set_chorus(RID p_voice, float p_chorus); virtual void voice_set_reverb(RID p_voice, ReverbRoomType p_room_type, float p_reverb); virtual void voice_set_mix_rate(RID p_voice, int p_mix_rate); virtual void voice_set_positional(RID p_voice, bool p_positional); virtual float voice_get_volume(RID p_voice) const; virtual float voice_get_pan(RID p_voice) const; //pan and depth go from -1 to 1 virtual float voice_get_pan_depth(RID p_voice) const; //pan and depth go from -1 to 1 virtual float voice_get_pan_height(RID p_voice) const; //pan and depth go from -1 to 1 virtual FilterType voice_get_filter_type(RID p_voice) const; virtual float voice_get_filter_cutoff(RID p_voice) const; virtual float voice_get_filter_resonance(RID p_voice) const; virtual float voice_get_chorus(RID p_voice) const; virtual ReverbRoomType voice_get_reverb_type(RID p_voice) const; virtual float voice_get_reverb(RID p_voice) const; virtual int voice_get_mix_rate(RID p_voice) const; virtual bool voice_is_positional(RID p_voice) const; virtual void voice_stop(RID p_voice); virtual bool voice_is_active(RID p_voice) const; /* STREAM API */ virtual RID audio_stream_create(AudioStream *p_stream); virtual RID event_stream_create(EventStream *p_stream); virtual void stream_set_active(RID p_stream, bool p_active); virtual bool stream_is_active(RID p_stream) const; virtual void stream_set_volume_scale(RID p_stream, float p_scale); virtual float stream_set_volume_scale(RID p_stream) const; /* Audio Physics API */ virtual void free(RID p_id); virtual void init(); virtual void finish(); virtual void update(); /* MISC config */ virtual void lock(); virtual void unlock(); virtual int get_default_channel_count() const; virtual int get_default_mix_rate() const; virtual void set_stream_global_volume_scale(float p_volume); virtual void set_fx_global_volume_scale(float p_volume); virtual void set_event_voice_global_volume_scale(float p_volume); virtual float get_stream_global_volume_scale() const; virtual float get_fx_global_volume_scale() const; virtual float get_event_voice_global_volume_scale() const; virtual uint32_t read_output_peak() const; static AudioServer *get_singleton(); virtual double get_mix_time() const; //useful for video -> audio sync virtual double get_output_delay() const; AudioServerJavascript(); }; #endif // AUDIO_SERVER_JAVASCRIPT_H