Tasmota/lib/lib_audio/ESP8266Audio/examples/PlayMP3FromSPIFFS/PlayMP3FromSPIFFS.ino

73 lines
1.6 KiB
C++

#include <Arduino.h>
#ifdef ESP32
#include <WiFi.h>
#include "SPIFFS.h"
#else
#include <ESP8266WiFi.h>
#endif
#include "AudioFileSourceSPIFFS.h"
#include "AudioFileSourceID3.h"
#include "AudioGeneratorMP3.h"
#include "AudioOutputI2SNoDAC.h"
// To run, set your ESP8266 build to 160MHz, and include a SPIFFS of 512KB or greater.
// Use the "Tools->ESP8266/ESP32 Sketch Data Upload" menu to write the MP3 to SPIFFS
// Then upload the sketch normally.
// pno_cs from https://ccrma.stanford.edu/~jos/pasp/Sound_Examples.html
AudioGeneratorMP3 *mp3;
AudioFileSourceSPIFFS *file;
AudioOutputI2SNoDAC *out;
AudioFileSourceID3 *id3;
// 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)
{
(void)cbData;
Serial.printf("ID3 callback for: %s = '", type);
if (isUnicode) {
string += 2;
}
while (*string) {
char a = *(string++);
if (isUnicode) {
string++;
}
Serial.printf("%c", a);
}
Serial.printf("'\n");
Serial.flush();
}
void setup()
{
WiFi.mode(WIFI_OFF);
Serial.begin(115200);
delay(1000);
SPIFFS.begin();
Serial.printf("Sample MP3 playback begins...\n");
audioLogger = &Serial;
file = new AudioFileSourceSPIFFS("/pno-cs.mp3");
id3 = new AudioFileSourceID3(file);
id3->RegisterMetadataCB(MDCallback, (void*)"ID3TAG");
out = new AudioOutputI2SNoDAC();
mp3 = new AudioGeneratorMP3();
mp3->begin(id3, out);
}
void loop()
{
if (mp3->isRunning()) {
if (!mp3->loop()) mp3->stop();
} else {
Serial.printf("MP3 done\n");
delay(1000);
}
}