audiogen.h

Go to the documentation of this file.

 
#pragma once
 
 
#include <promeki/config.h>
#if PROMEKI_ENABLE_PROAV
#include <promeki/namespace.h>
#include <promeki/audiolevel.h>
#include <promeki/audiodesc.h>
#include <promeki/list.h>
 
PROMEKI_NAMESPACE_BEGIN
 
class AudioGen {
        public:
                enum Type {
                        Silence = 0, 
                        Sine         
                };
 
                struct Config {
                                Type       type;      
                                float      freq;      
                                AudioLevel level;     
                                float      phase;     
                                float      dutyCycle; 
                                float linearGain;     
                };
 
                AudioGen(const AudioDesc &desc);
 
                bool generate(float *out, size_t samples);
 
                const Config &config(size_t chan) const { return _chanConfig[chan]; }
 
                void setConfig(size_t chan, Config val);
 
        private:
                AudioDesc    _desc;
                List<Config> _chanConfig;
                size_t       _sampleCount = 0;
 
                void genSilence(size_t chan, float *data, size_t samples) const;
                void genSine(size_t chan, float *data, size_t samples) const;
};
 
PROMEKI_NAMESPACE_END
 
#endif // PROMEKI_ENABLE_PROAV