50 lines
1.2 KiB
C++
50 lines
1.2 KiB
C++
/**
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* @file streams-url_mp3-out.ino
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* @author Phil Schatzmann
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* @brief decode MP3 stream from url and output it with the help of PWM
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* @version 0.1
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* @date 2021-96-25
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*
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* @copyright Copyright (c) 2021
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*/
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// install https://github.com/pschatzmann/codec-helix.git
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#include "AudioTools.h"
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#include "AudioTools/AudioCodecs/CodecMP3Helix.h"
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#include "AudioTools/Communication/AudioHttp.h"
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URLStream url("ssid","password");
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PWMAudioOutput out; // final output of decoded stream
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EncodedAudioStream dec(&out, new MP3DecoderHelix()); // Decoding stream
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StreamCopy copier(dec, url); // copy url to decoder
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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 out
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auto config = out.defaultConfig(TX_MODE);
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//config.resolution = 8; // must be between 8 and 11 -> drives pwm frequency (8 is default)
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// alternative 1
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//config.start_pin = 3;
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// alternative 2
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int pins[] = {22, 23};
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// alternative 3
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//Pins pins = {3};
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//config.setPins(pins);
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out.begin(config);
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// setup I2S based on sampling rate provided by decoder
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dec.begin();
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// mp3 radio
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url.begin("http://stream.srg-ssr.ch/m/rsj/mp3_128","audio/mp3");
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}
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void loop(){
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copier.copy();
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}
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