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#include "AudioMathAdd_F32.h" |
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void AudioMathAdd_F32::update(void) { |
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audio_block_f32_t *block, *in; |
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block = AudioStream_F32::receiveWritable_f32(0); |
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if (!block) return; |
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in = AudioStream_F32::receiveReadOnly_f32(1); |
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if (!in) { |
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AudioStream_F32::release(block); |
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return; |
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} |
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arm_add_f32(block->data, in->data, block->data, block->length); |
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AudioStream_F32::release(in); |
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AudioStream_F32::transmit(block); |
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AudioStream_F32::release(block); |
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} |
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/*
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* AudioMathAdd_F32 |
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*
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* Created: Chip Audette, Open Audio, July 2018 |
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* Purpose: Add together two channels (vectors) of audio data on a point-by-point basis |
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* (like AudioMathMutiply, but addition). 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 _AudioMathAdd_F32_H |
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#define _AudioMathAdd_F32_H |
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#include <arm_math.h> |
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#include "AudioStream_F32.h" |
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class AudioMathAdd_F32 : public AudioStream_F32 |
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{ |
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//GUI: inputs:2, outputs:1 //this line used for automatic generation of GUI node
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public: |
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AudioMathAdd_F32(void) : AudioStream_F32(2, inputQueueArray_f32) {}; |
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AudioMathAdd_F32(const AudioSettings_F32 &settings) : AudioStream_F32(2, inputQueueArray_f32) {}; |
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void update(void); |
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private: |
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audio_block_f32_t *inputQueueArray_f32[2]; |
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}; |
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#endif |
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#include "AudioMathMultiply_F32.h" |
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void AudioMathMultiply_F32::update(void) { |
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audio_block_f32_t *block, *in; |
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block = AudioStream_F32::receiveWritable_f32(0); |
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if (!block) return; |
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in = AudioStream_F32::receiveReadOnly_f32(1); |
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if (!in) { |
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AudioStream_F32::release(block); |
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return; |
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} |
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arm_mult_f32(block->data, in->data, block->data, block->length); |
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AudioStream_F32::release(in); |
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AudioStream_F32::transmit(block); |
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AudioStream_F32::release(block); |
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} |
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/*
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* AudioMathMultiply |
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*
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* Created: Patrick Radius, December 2016 |
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* Purpose: Multiply two channels of audio data. Can be used for example as 'vca' or amplitude modulation. |
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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 AUDIOMATHMULTIPLYF32_H |
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#define AUDIOMATHMULTIPLYF32_H |
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#include <arm_math.h> |
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#include "AudioStream_F32.h" |
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class AudioMathMultiply_F32 : public AudioStream_F32 |
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{ |
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//GUI: inputs:2, outputs:1 //this line used for automatic generation of GUI node
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public: |
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AudioMathMultiply_F32(void) : AudioStream_F32(2, inputQueueArray_f32) {}; |
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AudioMathMultiply_F32(const AudioSettings_F32 &settings) : AudioStream_F32(2, inputQueueArray_f32) {}; |
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void update(void); |
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private: |
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audio_block_f32_t *inputQueueArray_f32[2]; |
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}; |
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#endif |
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#include "AudioMathOffset_F32.h" |
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void AudioMathOffset_F32::update(void) { |
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audio_block_f32_t *block; |
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block = AudioStream_F32::receiveWritable_f32(0); |
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if (!block) return; |
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//use the ARM-optimized routine to add the offset
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arm_offset_f32(block->data, offset, block->data, block->length); |
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AudioStream_F32::transmit(block); |
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AudioStream_F32::release(block); |
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} |
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/*
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* AudioMathOffset_F32 |
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*
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* Created: Chip Audette, Open Audio, June 2018 |
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* Purpose: Add a constant DC value to all audio samples |
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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 AudioMathOffset_F32_H |
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#define AudioMathOffset_F32_H |
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#include <arm_math.h> |
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#include "AudioStream_F32.h" |
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class AudioMathOffset_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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AudioMathOffset_F32(void) : AudioStream_F32(1, inputQueueArray_f32) {}; |
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AudioMathOffset_F32(const AudioSettings_F32 &settings) : AudioStream_F32(1, inputQueueArray_f32) {}; |
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void update(void); |
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float setOffset(float _offset) { return offset = _offset;} |
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float getOffset(void) { return offset; } |
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private: |
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audio_block_f32_t *inputQueueArray_f32[1]; |
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float32_t offset = 0.0f; |
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}; |
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#endif |
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#include "AudioMathScale_F32.h" |
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void AudioMathScale_F32::update(void) { |
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audio_block_f32_t *block; |
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block = AudioStream_F32::receiveWritable_f32(0); |
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if (!block) return; |
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//use the ARM-optimized routine to add the offset
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arm_scale_f32(block->data, scale, block->data, block->length); |
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AudioStream_F32::transmit(block); |
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AudioStream_F32::release(block); |
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} |
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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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