Пример #1
0
int Jukebox2::fileCount(FatReader &dir){
  //Serial.print("WTF!");
  int count = 0;
  FatReader tempFile;
  dir_t dirBuf;     // buffer for directory reads
  dir.rewind();
  while (dir.readDir(dirBuf) > 0) {    // Read every file in the directory one at a time
    //Serial.print("QQQ!");
      // Skip it if not a subdirectory and not a .WAV file
    if (!DIR_IS_SUBDIR(dirBuf)
         && strncmp_P((char *)&dirBuf.name[8], PSTR("WAV"), 3)) {
      continue;
    }

    if (!tempFile.open(vol, dirBuf)) {        // open the file in the directory
      Serial.print("file.open failed");          // something went wrong
    }

    if (tempFile.isDir()) {                   // check if we opened a new directory

    }
    else{
      count++;
    }

  }
  dir.rewind();
  Serial.print("Count was:");
  Serial.println(count);
  return count;
}
Пример #2
0
/*
 * play recursively - possible stack overflow if subdirectories too nested
 */
void play(FatReader &dir) {
  FatReader file;
  while (dir.readDir(dirBuf) > 0) {    // Read every file in the directory one at a time
  
    // Skip it if not a subdirectory and not a .WAV file
    if (!DIR_IS_SUBDIR(dirBuf)
         && strncmp_P((char *)&dirBuf.name[8], PSTR("WAV"), 3)) {
      continue;
    }

    Serial.println();            // clear out a new line
    
    for (uint8_t i = 0; i < dirLevel; i++) {
       Serial.write(' ');       // this is for prettyprinting, put spaces in front
    }
    if (!file.open(vol, dirBuf)) {        // open the file in the directory
      error("file.open failed");          // something went wrong
    }
    
    if (file.isDir()) {                   // check if we opened a new directory
      putstring("Subdir: ");
      printEntryName(dirBuf);
      Serial.println();
      dirLevel += 2;                      // add more spaces
      // play files in subdirectory
      play(file);                         // recursive!
      dirLevel -= 2;    
    }
    else {
      // Aha! we found a file that isnt a directory
      putstring("Playing ");
      printEntryName(dirBuf);              // print it out
      if (!wave.create(file)) {            // Figure out, is it a WAV proper?
        putstring(" Not a valid WAV");     // ok skip it
      } else {
        Serial.println();                  // Hooray it IS a WAV proper!
        wave.play();                       // make some noise!
        
        uint8_t n = 0;
        while (wave.isplaying) {// playing occurs in interrupts, so we print dots in realtime
          putstring(".");
          if (!(++n % 32))Serial.println();
          delay(100);
        }       
        sdErrorCheck();                    // everything OK?
        // if (wave.errors)Serial.println(wave.errors);     // wave decoding errors
      }
    }
  }
}
Пример #3
0
/*
 * Open and start playing a WAV file
 */
void playfile(char *name) 
{
  if (wave.isplaying) {// already playing something, so stop it!
    wave.stop(); // stop it
  }
  if (!file.open(root, name)) {
    PgmPrint("Couldn't open file ");
    Serial.print(name); 
    return;
  }
  if (!wave.create(file)) {
    PgmPrintln("Not a valid WAV");
    return;
  }
  // ok time to play!
  wave.play();
}
Пример #4
0
void Jukebox2::PlayRandomSound(FatReader &dir){
  //Serial.print("OMG!");
  int count = 0;
  FatReader tempFile;
  dir_t dirBuf;     // buffer for directory reads
  int r = random(1,fileCount(dir));
  dir.rewind();
  while (dir.readDir(dirBuf) > 0) {    // Read every file in the directory one at a time
    //Serial.print("LOL!");
    //Serial.println(r);
      // Skip it if not a subdirectory and not a .WAV file
    if (!DIR_IS_SUBDIR(dirBuf)
         && strncmp_P((char *)&dirBuf.name[8], PSTR("WAV"), 3)) {
      continue;
    }

    if (!tempFile.open(vol, dirBuf)) {        // open the file in the directory
      Serial.print("file.open failed");          // something went wrong
    }

    if (tempFile.isDir()) {                   // check if we opened a new directory

    }
    else
    {
      count++;
      if(count == r){
        Serial.println("found a sound!");
        PlaySound(dirBuf);
        dir.rewind();
        return;
      }
    }

  }
  Serial.println("Never found a sound!");
  Serial.print("Rand was:");
  Serial.println(r);
}