NodeMCU ESP8266 LoLin using AudioFileSourceHTTPStream & AudioOutputI2S with MAX98357 I2S DAC

[agustianra89]

Here my Code:

#include <Arduino.h>

#if defined(ARDUINO_ARCH_RP2040)
void setup() {}
void loop() {}

#else
#if defined(ESP32)
    #include <WiFi.h>
#else
    #include <ESP8266WiFi.h>
#endif
#include "AudioFileSourceHTTPStream.h"
#include "AudioFileSourceBuffer.h"
#include "AudioGeneratorMP3.h"
#include "AudioOutputI2S.h"

// To run, set your ESP8266 build to 160MHz, update the SSID info, and upload.

// Enter your WiFi setup here:
#ifndef STASSID
#define STASSID "SCMA-3"
#define STAPSK  "XXXXXXX"
#endif

const char* ssid = STASSID;
const char* password = STAPSK;

// Randomly picked URL
const char *URL="http://192.168.2.245/tahubulat.mp3"; //LOCAL WEBSERVER, JUST LITTLE FILE 128 bit, 7 seconds

AudioGeneratorMP3 *mp3;
AudioFileSourceHTTPStream *file;
AudioFileSourceBuffer *buff;
AudioOutputI2S *out;

// Called when a metadata event occurs (i.e. an ID3 tag, an ICY block, etc.
void MDCallback(void *cbData, const char *type, bool isUnicode, const char *string)
{
  const char *ptr = reinterpret_cast<const char *>(cbData);
  (void) isUnicode; // Punt this ball for now
  // Note that the type and string may be in PROGMEM, so copy them to RAM for printf
  char s1[32], s2[64];
  strncpy_P(s1, type, sizeof(s1));
  s1[sizeof(s1)-1]=0;
  strncpy_P(s2, string, sizeof(s2));
  s2[sizeof(s2)-1]=0;
  Serial.printf("METADATA(%s) '%s' = '%s'\n", ptr, s1, s2);
  Serial.flush();
}

// Called when there's a warning or error (like a buffer underflow or decode hiccup)
void StatusCallback(void *cbData, int code, const char *string)
{
  const char *ptr = reinterpret_cast<const char *>(cbData);
  // Note that the string may be in PROGMEM, so copy it to RAM for printf
  char s1[64];
  strncpy_P(s1, string, sizeof(s1));
  s1[sizeof(s1)-1]=0;
  Serial.printf("STATUS(%s) '%d' = '%s'\n", ptr, code, s1);
  Serial.flush();
}


void setup()
{
  Serial.begin(115200);
  delay(1000);
  Serial.println("Connecting to WiFi");

  WiFi.disconnect();
  WiFi.softAPdisconnect(true);
  WiFi.mode(WIFI_STA);
  
  WiFi.begin(ssid, password);

  // Try forever
  while (WiFi.status() != WL_CONNECTED) {
    Serial.println("...Connecting to WiFi");
    delay(1000);
  }
  Serial.println("Connected");

  audioLogger = &Serial;
  file = new AudioFileSourceHTTPStream(URL);
  // file->RegisterMetadataCB(MDCallback, (void*)"ICY");
  buff = new AudioFileSourceBuffer(file, 2048);
  buff->RegisterStatusCB(StatusCallback, (void*)"buffer");
  out = new AudioOutputI2S();
  mp3 = new AudioGeneratorMP3();
  mp3->RegisterStatusCB(StatusCallback, (void*)"mp3");
  mp3->begin(buff, out);
}


void loop()
{
  static int lastms = 0;

  if (mp3->isRunning()) {
    if (millis()-lastms > 1000) {
      lastms = millis();
      Serial.printf("Running for %d ms...\n", lastms);
      Serial.flush();
     }
    if (!mp3->loop()) mp3->stop();
  } else {
    Serial.printf("MP3 done\n");
    delay(1000);
  }
}
#endif

Error Message:

14:01:48.451 -> Connecting to WiFi
14:01:48.573 -> ...Connecting to WiFi
14:01:49.574 -> ...Connecting to WiFi
14:01:50.574 -> ...Connecting to WiFi
14:01:52.406 -> ...Connecting to WiFi
14:01:53.410 -> Connected
14:01:53.442 -> Running for 6077 ms...
14:01:53.442 -> STATUS(buffer) '2' = 'Refilling buffer'
14:02:00.118 -> STATUS(mp3) '257' = 'Decoding error 'lost synchronization' at byte offset 1069'
14:02:00.118 -> STATUS(mp3) '257' = 'Decoding error 'lost synchronization' at byte offset 1069'
14:02:00.118 -> STATUS(mp3) '257' = 'Decoding error 'lost synchronization' at byte offset 2050'
14:02:00.118 -> STATUS(mp3) '257' = 'Decoding error 'lost synchronization' at byte offset 2051'
14:02:00.118 -> STATUS(mp3) '257' = 'Decoding error 'lost synchronization' at byte offset 2052'
14:02:00.152 -> STATUS(mp3) '257' = 'Decoding error 'lost synchronization' at byte offset 2053'
14:02:00.152 -> STATUS(mp3) '257' = 'Decoding error 'lost synchronization' at byte offset 2054'
14:02:00.152 -> STATUS(mp3) '257' = 'Decoding error 'lost synchronization' at byte offset 2055'
14:02:00.152 -> STATUS(mp3) '257' = 'Decoding error 'lost synchronization' at byte offset 2056'
14:02:00.152 -> STATUS(mp3) '257' = 'Decoding error 'lost synchronization' at byte offset 2057'
...............
14:02:00.419 -> 
14:02:00.419 -> Exception (3):
14:02:00.419 -> epc1=0x40204926 epc2=0x00000000 epc3=0x00000000 excvaddr=0x4025e5ce depc=0x00000000
14:02:00.419 -> 
14:02:00.419 -> >>>stack>>>
14:02:00.419 -> 
14:02:00.419 -> ctx: cont
14:02:00.419 -> sp: 3ffef800 end: 3ffefc90 offset: 0150
14:02:00.452 -> 3ffef950:  00000000 00000000 00000000 00000000
14:02:00.452 -> 3ffef960:  00000000 40000000 00009bf0 00000000
14:02:00.452 -> 3ffef970:  00000000 00000000 00000000 00000000
14:02:00.452 -> 3ffef980:  3ffe0000 3ffefad0 00000014 3ffe83c4
14:02:00.452 -> 3ffef990:  3ffefb00 00000000 00000000 00000000
14:02:00.452 -> 3ffef9a0:  00000000 00000000 3ffefa13 00000000
14:02:00.452 -> 3ffef9b0:  40100265 40100398 40100265 3ffeead0
14:02:00.484 -> 3ffef9c0:  4000050c 40100228 3fffc270 0000050c
14:02:00.484 -> 3ffef9d0:  00000000 00000000 00000000 0000ffff
14:02:00.484 -> 3ffef9e0:  40000ea3 00000023 00000001 00000001
...............
14:02:00.679 -> <<<stack<<<
14:02:00.679 -> 
14:02:00.679 -> --------------- CUT HERE FOR EXCEPTION DECODER ---------------
14:02:00.679 -> 
14:02:00.679 ->  ets Jan  8 2013,rst cause:2, boot mode:(3,6)
14:02:00.679 -> 
14:02:00.679 -> load 0x4010f000, len 3424, room 16 
14:02:00.679 -> tail 0
14:02:00.679 -> chksum 0x2e
14:02:00.679 -> load 0x3fff20b8, len 40, room 8 
14:02:00.725 -> tail 0
14:02:00.725 -> chksum 0x2b
14:02:00.725 -> csum 0x2b
14:02:00.725 -> v00072410
14:02:00.725 -> ~ld

if I change line code: from: buff = new AudioFileSourceBuffer(file, 2048);

to this: buff = new AudioFileSourceBuffer(file, 2048*8);

Error Code will change like this:

14:20:55.527 -> ...Connecting to WiFi
14:20:56.528 -> ...Connecting to WiFi
14:20:57.528 -> ...Connecting to WiFi
14:20:59.377 -> ...Connecting to WiFi
14:21:00.333 -> Connected
14:21:00.378 -> OOM error in MP3
14:21:00.378 -> MP3 done
14:21:01.388 -> MP3 done
14:21:02.400 -> MP3 done
14:21:03.402 -> MP3 done <<<< forever like this

Plzzz help me solve the problem