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34 lines
970 B
34 lines
970 B
2 years ago
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/*
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* AudioMathScale_F32
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*
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* Created: Chip Audette, Open Audio, June 2018
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* Purpose: Multiply all audio samples by a single value (not vector)
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* Assumes floating-point data.
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*
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* This processes a single stream fo audio data (ie, it is mono)
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*
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* MIT License. use at your own risk.
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*/
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#ifndef AudioMathScale_F32_H
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#define AudioMathScale_F32_H
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#include <arm_math.h>
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#include "AudioStream_F32.h"
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class AudioMathScale_F32 : public AudioStream_F32
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{
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//GUI: inputs:1, outputs:1 //this line used for automatic generation of GUI node
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public:
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AudioMathScale_F32(void) : AudioStream_F32(1, inputQueueArray_f32) {};
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AudioMathScale_F32(const AudioSettings_F32 &settings) : AudioStream_F32(1, inputQueueArray_f32) {};
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void update(void);
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float setScale(float _scale) { return scale = _scale;}
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float getScale(void) { return scale; }
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private:
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audio_block_f32_t *inputQueueArray_f32[1];
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float32_t scale = 0.0f;
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};
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#endif
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