48 lines
1.3 KiB
C++
48 lines
1.3 KiB
C++
/**
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* @file streams-file_loop-audiokit.ino
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* @author Phil Schatzmann
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* @brief Just a small demo, how to use looping (=repeating) files with the SD library
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* @version 0.1
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* @date 2022-10-09
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*
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* @copyright Copyright (c) 2022
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*
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*/
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#include <SPI.h>
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#include <SD.h>
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#include "AudioTools.h"
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#include "AudioTools/AudioLibs/AudioBoardStream.h"
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#include "AudioTools/Disk/FileLoop.h"
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#include "AudioTools/AudioCodecs/CodecMP3Helix.h"
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const int chipSelect=PIN_AUDIO_KIT_SD_CARD_CS;
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AudioBoardStream i2s(AudioKitEs8388V1); // final output of decoded stream
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EncodedAudioStream decoder(&i2s, new MP3DecoderHelix()); // Decoding stream
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FileLoop loopingFile;
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StreamCopy copier(decoder, loopingFile);
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void setup(){
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Serial.begin(115200);
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AudioToolsLogger.begin(Serial, AudioToolsLogLevel::Info);
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// setup audiokit before SD!
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auto config = i2s.defaultConfig(TX_MODE);
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config.sd_active = true;
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i2s.begin(config);
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// setup file
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SD.begin(chipSelect);
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loopingFile.setFile(SD.open("/ZZ Top/Unknown Album/Lowrider.mp3"));
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//loopingFile.setLoopCount(-1); // define loop count
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//audioFile.setStartPos(44); // restart from pos 44
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//if ((audioFile.size()-44) % 1024!=0) audioFile.setSize((((audioFile.size()-44)/1024)+1)*1024+44);
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loopingFile.begin();
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// setup I2S based on sampling rate provided by decoder
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decoder.begin();
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}
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void loop(){
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copier.copy();
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} |