Audio Effects

// From settings.player.dart
final pitch = 1.0.obs; // Default pitch (normal)
final speed = 1.0.obs; // Default speed (normal)
final linkSpeedPitch = false.obs; // Link speed and pitch together
final useSemitones = false.obs; // Use semitone adjustments

// From replay_gain_data.dart
static double? convertGainToVolume({required double gain, double withRespectiveVolume = 1.0}) {
  final gainLinear = math.pow(10, gain / 20).clamp(0.1, kMaxPlatformVolume);
  return gainLinear * withRespectiveVolume;
}

// From settings.player.dart
final skipSilenceEnabled = false.obs;

// From settings.equalizer.dart
int? preset;                              // Selected preset
bool equalizerEnabled = false;             // Equalizer on/off
final equalizer = <double, double>{};      // Frequency → Gain mapping
bool loudnessEnhancerEnabled = false;      // Loudness enhancer state
double loudnessEnhancer = 0.0;             // Enhancer gain value

final uiTapToUpdate = true.obs; // Require manual confirmation for changes

// From settings.player.dart
final enableVolumeFadeOnPlayPause = true.obs;
final playFadeDurInMilli = 300.obs;   // Fade in duration
final pauseFadeDurInMilli = 300.obs;  // Fade out duration