Function LoadSoundFile

sndlib/soundload.cpp:409–459

Given a filename, loads the sound file.

// Given a filename, loads the sound file.
int LoadSoundFile(const char *filename, float import_volume, bool f_get_data) {
  int sound_file_index;
  char extension[10];
  char name[90];
  int len;

  ChangeSoundFileName(filename, name);

  // See if the file was already loaded
  sound_file_index = FindSoundFileName(name);
  if (sound_file_index != -1)
    return sound_file_index;

  // Make room for the new sound
  sound_file_index = AllocSoundFile();
  if (sound_file_index == -1) {
    mprintf(0, "SOUND LOADER: No free sound file slots are available.\n", filename);
    Int3();
    return -1;
  }

  // Validate the extension length

  len = strlen(filename);
  if (len < 4) {
    mprintf(0, "SOUND LOADER: %s does not have a 3 charactor extension.\n", filename);
    Int3(); // Get chris
    goto error_state;
  }

  strcpy(SoundFiles[sound_file_index].name, name);

  // Load the file by its type (as defined by the extension)
  strncpy(extension, &filename[len - 3], 5);
  if (strnicmp("wav", extension, 3) == 0) {
    if (!SoundLoadWaveFile(filename, import_volume, sound_file_index, false, f_get_data)) {
      mprintf(0, "SOUND LOADER: Error loading %s.\n", filename);
      goto error_state;
    }
  } else {
    mprintf(0, "SOUND LOADER: %s in not a supported file type.\n", extension);
    goto error_state;
  }

  return sound_file_index;

error_state:
  if (SoundFiles[sound_file_index].used)
    FreeSoundFile(sound_file_index);
  return -1;
}

// Sets all sounds to unused
void InitSounds() {