boblark
4 years ago
parent
274108bd7b
commit
89afca0c8f
@ -0,0 +1,50 @@ |
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/*
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PassthroughF32.ino - Stereo passthrough. |
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Bob Larkin 22 Dec 2020 |
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Basic test of I2S input and output. |
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Tested T3.6 and 5 Jan 2021 |
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Public Domain
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*/ |
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#include "Arduino.h" |
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#include "Audio.h" // Teensy I16 Audio Library |
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#include "OpenAudio_ArduinoLibrary.h" // F32 library |
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#include "AudioStream_F32.h" |
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/*
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#include "Audio.h" // Teensy I16 Audio Library |
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#include "OpenAudio_ArduinoLibrary.h" // F32 library |
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#include "AudioStream_F32.h" */ |
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// AudioInputI2S_OA_F32 i2sIn;
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AudioInputI2S_F32 i2sIn; |
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AudioAnalyzePeak_F32 peakL; |
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AudioAnalyzePeak_F32 peakR; |
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// AudioOutputI2S_OA_F32 i2sOut;
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AudioOutputI2S_F32 i2sOut; |
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AudioConnection_F32 patchCord0(i2sIn, 0, peakL, 0); |
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AudioConnection_F32 patchCord1(i2sIn, 1, peakR, 0); |
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AudioConnection_F32 patchCord2(i2sIn, 0, i2sOut, 0); |
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AudioConnection_F32 patchCord3(i2sIn, 1, i2sOut, 1); |
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AudioControlSGTL5000 codec1; |
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void setup() { |
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Serial.begin(9600); // (anything)
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delay(1000);
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Serial.println("OpenAudio_ArduinoLibrary - Passthrough Stereo"); |
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// Internally, I16 blocks are used Bob Fix sometime
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// AudioMemory(4); // Needed or I/O
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AudioMemory_F32(20); |
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codec1.enable(); // MUST be before inputSelect()
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codec1.inputSelect(AUDIO_INPUT_LINEIN); |
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} |
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void loop() { |
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Serial.print("Max float memory = "); |
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Serial.println(AudioStream_F32::f32_memory_used_max); |
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if(peakL.available()) Serial.print(peakL.read(), 6); |
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Serial.print(" <-L R-> "); |
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if(peakR.available()) Serial.println(peakR.read(), 6); |
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delay(1000); |
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} |
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@ -0,0 +1,44 @@ |
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/*
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SineCosOut.ino - Sine left, Cos right |
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Bob Larkin 28 Dec 2020 |
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Basic test of I2S input and output. |
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Tested on T3.6 and T4.0 |
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Public Domain |
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*/ |
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#include "Audio.h" // Teensy I16 Audio Library |
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#include "OpenAudio_ArduinoLibrary.h" // F32 library |
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#include "AudioStream_F32.h" |
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AudioSynthSineCosine_F32 sineCos; |
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AudioAnalyzePeak_F32 peakL; |
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AudioAnalyzePeak_F32 peakR; |
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//AudioOutputI2S_OA_F32 i2sOut;
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AudioOutputI2S_F32 i2sOut; |
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AudioConnection_F32 patchCord0(sineCos, 0, peakL, 0); |
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AudioConnection_F32 patchCord1(sineCos, 1, peakR, 0); |
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AudioConnection_F32 patchCord2(sineCos, 0, i2sOut, 0); // Sine
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AudioConnection_F32 patchCord3(sineCos, 1, i2sOut, 1); // Cosine
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AudioControlSGTL5000 codec1; |
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void setup() { |
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Serial.begin(9600); // (anything)
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delay(1000);
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Serial.println("OpenAudio_ArduinoLibrary - Sine-Cosine Stereo"); |
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// Internally, I16 memory blocks are used. Needs modification, but
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// for now, supply 4 for F32 input and 4 for F32 output (shared).
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AudioMemory(4); |
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AudioMemory_F32(20); |
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codec1.enable(); // MUST be before inputSelect()
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codec1.inputSelect(AUDIO_INPUT_LINEIN); |
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sineCos.amplitude(0.2); sineCos.frequency(600.0f); |
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} |
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void loop() { |
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Serial.print("Max float memory = "); |
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Serial.println(AudioStream_F32::f32_memory_used_max); |
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if(peakL.available()) Serial.print(peakL.read(), 6); |
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Serial.print(" <-L R-> "); |
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if(peakR.available()) Serial.println(peakR.read(), 6); |
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delay(500); |
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} |
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File diff suppressed because it is too large
Load Diff
@ -0,0 +1,167 @@ |
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/*
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* ***** input_i2s_f32.h ****** |
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*
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* Audio Library for Teensy 3.X |
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* Copyright (c) 2014, Paul Stoffregen, paul@pjrc.com |
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* |
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* Development of this audio library was funded by PJRC.COM, LLC by sales of |
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* Teensy and Audio Adaptor boards. Please support PJRC's efforts to develop |
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* open source software by purchasing Teensy or other PJRC products. |
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* |
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* Permission is hereby granted, free of charge, to any person obtaining a copy |
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* of this software and associated documentation files (the "Software"), to deal |
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* in the Software without restriction, including without limitation the rights |
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
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* copies of the Software, and to permit persons to whom the Software is |
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* furnished to do so, subject to the following conditions: |
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* |
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* The above copyright notice, development funding notice, and this permission |
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* notice shall be included in all copies or substantial portions of the Software. |
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* |
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
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* THE SOFTWARE. |
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*/ |
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/*
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* Extended by Chip Audette, OpenAudio, May 2019 |
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* Converted to F32 and to variable audio block length |
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* The F32 conversion is under the MIT License. Use at your own risk. |
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*/ |
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#ifndef _input_i2s_f32_h_ |
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#define _input_i2s_f32_h_ |
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#include <Arduino.h> |
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#include <arm_math.h> |
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#include "AudioStream_F32.h" |
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#include "AudioStream.h" //Do we really need this?? (Chip, 2020-10-31) |
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#include "DMAChannel.h" |
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class AudioInputI2S_F32 : public AudioStream_F32 |
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{ |
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//GUI: inputs:0, outputs:2 //this line used for automatic generation of GUI nodes
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public: |
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AudioInputI2S_F32(void) : AudioStream_F32(0, NULL) { begin(); } //uses default AUDIO_SAMPLE_RATE and BLOCK_SIZE_SAMPLES from AudioStream.h
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AudioInputI2S_F32(const AudioSettings_F32 &settings) : AudioStream_F32(0, NULL) {
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sample_rate_Hz = settings.sample_rate_Hz; |
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audio_block_samples = settings.audio_block_samples; |
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begin();
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} |
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virtual void update(void); |
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static void scale_i16_to_f32( float32_t *p_i16, float32_t *p_f32, int len) ; |
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static void scale_i24_to_f32( float32_t *p_i24, float32_t *p_f32, int len) ; |
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static void scale_i32_to_f32( float32_t *p_i32, float32_t *p_f32, int len); |
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void begin(void); |
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void begin(bool); |
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void sub_begin_i32(void); |
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//void sub_begin_i16(void);
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int get_isOutOfMemory(void) { return flag_out_of_memory; } |
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void clear_isOutOfMemory(void) { flag_out_of_memory = 0; } |
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//friend class AudioOutputI2S_F32;
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protected:
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AudioInputI2S_F32(int dummy): AudioStream_F32(0, NULL) {} // to be used only inside AudioInputI2Sslave !!
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static bool update_responsibility; |
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static DMAChannel dma; |
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static void isr_32(void); |
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static void isr(void); |
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virtual void update_1chan(int, audio_block_f32_t *&); |
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private: |
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static audio_block_f32_t *block_left_f32; |
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static audio_block_f32_t *block_right_f32; |
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static float sample_rate_Hz; |
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static int audio_block_samples; |
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static uint16_t block_offset; |
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static int flag_out_of_memory; |
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static unsigned long update_counter; |
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}; |
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class AudioInputI2Sslave_F32 : public AudioInputI2S_F32 |
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{ |
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public: |
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AudioInputI2Sslave_F32(void) : AudioInputI2S_F32(0) { begin(); } |
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void begin(void); |
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friend void dma_ch1_isr(void); |
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}; |
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#endif |
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///////////////////////////////////////////////////////////////////////
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///////////////////////////////////////////////////////////////////////
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///////////////////////////////////////////////////////////////
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///////////////////////////////////////////////////////////////
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#if 0 |
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/* Audio Library for Teensy 3.X
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* Copyright (c) 2014, Paul Stoffregen, paul@pjrc.com |
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* |
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* Development of this audio library was funded by PJRC.COM, LLC by sales of |
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* Teensy and Audio Adaptor boards. Please support PJRC's efforts to develop |
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* open source software by purchasing Teensy or other PJRC products. |
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* |
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* Permission is hereby granted, free of charge, to any person obtaining a copy |
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* of this software and associated documentation files (the "Software"), to deal |
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* in the Software without restriction, including without limitation the rights |
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
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* copies of the Software, and to permit persons to whom the Software is |
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* furnished to do so, subject to the following conditions: |
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* |
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* The above copyright notice, development funding notice, and this permission |
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* notice shall be included in all copies or substantial portions of the Software. |
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* |
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
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* THE SOFTWARE. |
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*/ |
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#ifndef _input_i2s_OA_f32_h_ |
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#define _input_i2s_OA_f32_h_ |
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#include "Arduino.h" |
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#include "AudioStream_F32.h" |
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#include "AudioStream.h" |
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#include "DMAChannel.h" |
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#include "AudioSettings_F32.h" |
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class AudioInputI2S_OA_F32 : public AudioStream_F32 |
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{ |
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//GUI: inputs:0, outputs:2 //this line used for automatic generation of GUI nodes
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public: |
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AudioInputI2S_OA_F32(void) : AudioStream_F32(0, NULL) { begin(); } //uses default AUDIO_SAMPLE_RATE and BLOCK_SIZE_SAMPLES from AudioStream.h
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// For now, only allow 128 blocks and 44.1kHz
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/* AudioInputI2S_F32(const AudioSettings_F32 &settings) : AudioStream_F32(0, NULL) {
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sample_rate_Hz = settings.sample_rate_Hz; |
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audio_block_samples = settings.audio_block_samples; |
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begin(); |
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} |
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*/ |
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virtual void update(void); |
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static void convert_i16_to_f32( int16_t *p_i16, float32_t *p_f32, int len) ; |
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void begin(void); |
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friend class AudioOutputI2S_OA_F32; |
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protected: |
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AudioInputI2S_OA_F32(int dummy): AudioStream_F32(0, NULL) {} // to be used only inside AudioInputI2Sslave !!
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static bool update_responsibility; |
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static DMAChannel dma; |
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static void isr(void); |
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private: |
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static audio_block_t *block_left; |
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static audio_block_t *block_right; |
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static float sample_rate_Hz_i; |
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static int audio_block_samples_i; |
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static uint16_t block_offset; |
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}; |
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#endif |
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#endif |
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File diff suppressed because it is too large
Load Diff
@ -0,0 +1,234 @@ |
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/*
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* ***** output_i2s_f32.h ***** |
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*
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* Audio Library for Teensy 3.X |
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* Copyright (c) 2014, Paul Stoffregen, paul@pjrc.com |
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* |
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* Development of this audio library was funded by PJRC.COM, LLC by sales of |
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* Teensy and Audio Adaptor boards. Please support PJRC's efforts to develop |
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* open source software by purchasing Teensy or other PJRC products. |
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* |
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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 |
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* in the Software without restriction, including without limitation the rights |
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
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* copies of the Software, and to permit persons to whom the Software is |
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* furnished to do so, subject to the following conditions: |
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* |
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* The above copyright notice, development funding notice, and this permission |
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* notice shall be included in all copies or substantial portions of the Software. |
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* |
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
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* THE SOFTWARE. |
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*/ |
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|
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/*
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* Extended by Chip Audette, OpenAudio, May 2019 |
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* Converted to F32 and to variable audio block length |
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* The F32 conversion is under the MIT License. Use at your own risk. |
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*/ |
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#ifndef output_i2s_f32_h_ |
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#define output_i2s_f32_h_ |
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#include <Arduino.h> |
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#include <arm_math.h> |
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#include "AudioStream_F32.h" |
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//include "AudioStream.h"
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#include "DMAChannel.h" |
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class AudioOutputI2S_F32 : public AudioStream_F32 |
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{ |
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//GUI: inputs:2, outputs:0 //this line used for automatic generation of GUI node
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public: |
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AudioOutputI2S_F32(void) : AudioStream_F32(2, inputQueueArray) { begin();} //uses default AUDIO_SAMPLE_RATE and BLOCK_SIZE_SAMPLES from AudioStream.h
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AudioOutputI2S_F32(const AudioSettings_F32 &settings) : AudioStream_F32(2, inputQueueArray) |
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{
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sample_rate_Hz = settings.sample_rate_Hz; |
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audio_block_samples = settings.audio_block_samples; |
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begin();
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} |
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virtual void update(void); |
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void begin(void); |
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void begin(bool); |
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void sub_begin_i32(void); |
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void sub_begin_i16(void); |
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friend class AudioInputI2S_F32; |
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friend class AudioInputI2S_F32; |
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#if defined(__IMXRT1062__) |
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friend class AudioOutputI2SQuad_F32; |
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friend class AudioInputI2SQuad_F32; |
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//friend class AudioOutputI2SHex;
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//friend class AudioInputI2SHex;
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//friend class AudioOutputI2SOct;
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//friend class AudioInputI2SOct;
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#endif |
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static void scale_f32_to_i16( float32_t *p_f32, float32_t *p_i16, int len) ; |
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static void scale_f32_to_i24( float32_t *p_f32, float32_t *p_i16, int len) ; |
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static void scale_f32_to_i32( float32_t *p_f32, float32_t *p_i32, int len) ; |
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static float setI2SFreq_T3(const float); |
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protected: |
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AudioOutputI2S_F32(int dummy): AudioStream_F32(2, inputQueueArray) {} // to be used only inside AudioOutputI2Sslave !!
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static void config_i2s(void); |
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static void config_i2s(bool); |
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static void config_i2s(float); |
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static void config_i2s(bool, float); |
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//static void config_i2s_i16(void,float);
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//static void config_i2s_i32(void,float);
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static audio_block_f32_t *block_left_1st; |
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static audio_block_f32_t *block_right_1st; |
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static bool update_responsibility; |
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static DMAChannel dma; |
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static void isr_16(void); |
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static void isr_32(void); |
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static void isr(void); |
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private: |
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static audio_block_f32_t *block_left_2nd; |
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static audio_block_f32_t *block_right_2nd; |
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static uint16_t block_left_offset; |
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static uint16_t block_right_offset; |
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audio_block_f32_t *inputQueueArray[2]; |
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static float sample_rate_Hz; |
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static int audio_block_samples; |
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volatile uint8_t enabled = 1; |
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}; |
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class AudioOutputI2Sslave_F32 : public AudioOutputI2S_F32 |
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{ |
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public: |
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AudioOutputI2Sslave_F32(void) : AudioOutputI2S_F32(0) { begin(); } ; |
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void begin(void); |
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friend class AudioInputI2Sslave_F32; |
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friend void dma_ch0_isr(void); |
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protected: |
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static void config_i2s(void); |
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}; |
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#endif |
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////////////////////////////////////////////////////////////////////////
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////////////////////////////////////////////////////////////////////////
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#if 0 |
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/*
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* output_i2s_OA_F32.h Revised for floating point input, but totally based |
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* on and forked from the Teensy Audio Library object output_i2s.cpp. Thus: |
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* |
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* Audio Library for Teensy 3.X |
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* Copyright (c) 2014, Paul Stoffregen, paul@pjrc.com |
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* |
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* Development of this audio library was funded by PJRC.COM, LLC by sales of |
||||
* Teensy and Audio Adaptor boards. Please support PJRC's efforts to develop |
||||
* open source software by purchasing Teensy or other PJRC products. |
||||
* |
||||
* 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, development funding 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, |
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
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* THE SOFTWARE. |
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*/ |
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// 28 Dec 2020 Tested, master clock, at 44100, on T3.6 and T4.0 without problems Bob L.
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#ifndef output_i2s_oa_f32_h_ |
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#define output_i2s_oa_f32_h_ |
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#include "Arduino.h" |
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#include "Audio.h" |
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#include "OpenAudio_ArduinoLibrary.h" |
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#include "AudioStream.h" |
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#include "AudioStream_F32.h" |
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#include "DMAChannel.h" |
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// #include "pins_teensy.c"
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// Info: AUDIO_BLOCK_SAMPLES is 128, from AudioStream.h
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// AUDIO_SAMPLE_RATE is 44117.64706 from AudioStream.h
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class AudioOutputI2S_OA_F32 : public AudioStream_F32 |
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{ |
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//GUI: inputs:2, outputs:0 //this line used for automatic generation of GUI node
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public: |
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AudioOutputI2S_OA_F32(void) : AudioStream_F32(2, inputQueueArray_f32) { |
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//sample_rate_Hz = AUDIO_SAMPLE_RATE;
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//audio_block_samples = AUDIO_BLOCK_SAMPLES;
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begin(); |
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} |
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// AudioOutputI2S_OA_F32(const AudioSettings_F32 &settings) : AudioStream_F32(1, inputQueueArray_f32) {begin(); };
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virtual void update(void); |
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void begin(void); |
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//friend class AudioInputI2S_OA_F32;
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#if defined(__IMXRT1062__) |
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/*
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friend class AudioOutputI2S_OA_F32Quad; |
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friend class AudioInputI2SQuad; |
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friend class AudioOutputI2S_OA_F32Hex; |
||||
friend class AudioInputI2SHex; |
||||
friend class AudioOutputI2S_OA_F32Oct; |
||||
friend class AudioInputI2SOct; |
||||
*/ |
||||
#endif |
||||
static void config_i2s(void); |
||||
|
||||
// volatile uint8_t enabled = 1;
|
||||
|
||||
protected: |
||||
AudioOutputI2S_OA_F32(int dummy): AudioStream_F32(2, inputQueueArray_f32) {} // to be used only inside AudioOutputI2S_OA_F32slave !!
|
||||
|
||||
static audio_block_t *block_left_1st; |
||||
static audio_block_t *block_right_1st; |
||||
static bool update_responsibility; |
||||
static DMAChannel dma; |
||||
static void isr(void); |
||||
private: |
||||
static uint32_t usec, usecLast; |
||||
static float sample_rate_Hz; |
||||
static int audio_block_samples; |
||||
static audio_block_t *block_left_2nd; |
||||
static audio_block_t *block_right_2nd; |
||||
static uint16_t block_left_offset; |
||||
static uint16_t block_right_offset; |
||||
audio_block_f32_t *inputQueueArray_f32[2]; |
||||
}; |
||||
|
||||
class AudioOutputI2Sslave_OA_F32 : public AudioOutputI2S_OA_F32 |
||||
{ |
||||
public: |
||||
AudioOutputI2Sslave_OA_F32(void) : AudioOutputI2S_OA_F32(0) { begin(); } ; |
||||
void begin(void); |
||||
// friend class AudioInputI2Sslave;
|
||||
friend void dma_ch0_isr(void); |
||||
protected: |
||||
static void config_i2s(void); |
||||
}; |
||||
|
||||
#endif |
||||
|
||||
#endif |
||||
Loading…
Reference in new issue