AudioEngineFFI constructor

AudioEngineFFI({ String? libraryPath, })

Implementation

AudioEngineFFI({String? libraryPath})
    : _lib = _openLibrary(libraryPath),
      _engine = ffi.nullptr {
  final allocLib = _openAllocatorLibrary();
  _malloc = allocLib.lookupFunction<_MallocNative, _MallocDart>('malloc');
  _free = allocLib.lookupFunction<_FreeNative, _FreeDart>('free');

  _createEngine = _lib.lookupFunction<_CreateEngineNative, _CreateEngineDart>(
    'ae_create_engine',
  );
  _destroyEngine =
      _lib.lookupFunction<_DestroyEngineNative, _DestroyEngineDart>(
    'ae_destroy_engine',
  );
  _setPlaylist = _lib.lookupFunction<_SetPlaylistNative, _SetPlaylistDart>(
    'ae_set_playlist',
  );
  _addToPlaylist =
      _lib.lookupFunction<_AddToPlaylistNative, _AddToPlaylistDart>(
    'ae_add_to_playlist',
  );
  _insertToPlaylist =
      _lib.lookupFunction<_InsertToPlaylistNative, _InsertToPlaylistDart>(
    'ae_insert_to_playlist',
  );
  _removeFromPlaylist =
      _lib.lookupFunction<_RemoveFromPlaylistNative, _RemoveFromPlaylistDart>(
    'ae_remove_from_playlist',
  );
  _movePlaylistItem =
      _lib.lookupFunction<_MovePlaylistItemNative, _MovePlaylistItemDart>(
    'ae_move_playlist_item',
  );
  _clearPlaylist =
      _lib.lookupFunction<_ClearPlaylistNative, _ClearPlaylistDart>(
    'ae_clear_playlist',
  );

  _play = _lib.lookupFunction<_BoolOpNative, _BoolOpDart>('ae_play');
  _pause = _lib.lookupFunction<_BoolOpNative, _BoolOpDart>('ae_pause');
  _stop = _lib.lookupFunction<_BoolOpNative, _BoolOpDart>('ae_stop');
  _next = _lib.lookupFunction<_BoolOpNative, _BoolOpDart>('ae_next');
  _prev = _lib.lookupFunction<_BoolOpNative, _BoolOpDart>('ae_prev');

  _seek = _lib.lookupFunction<_SeekNative, _SeekDart>('ae_seek');
  _jumpTo = _lib.lookupFunction<_JumpNative, _JumpDart>('ae_jump_to');
  _jumpToWithPosition =
      _lib.lookupFunction<_JumpWithPositionNative, _JumpWithPositionDart>(
    'ae_jump_to_with_position',
  );
  _getStatus = _lib.lookupFunction<_GetStatusNative, _GetStatusDart>(
    'ae_get_status',
  );
  _getLastError = _lib.lookupFunction<_GetLastErrorNative, _GetLastErrorDart>(
    'ae_get_last_error',
  );
  _clearLastError =
      _lib.lookupFunction<_ClearLastErrorNative, _ClearLastErrorDart>(
    'ae_clear_last_error',
  );

  _setLoopMode = _lib.lookupFunction<_SetIntNative, _SetIntDart>(
    'ae_set_loop_mode',
  );
  _setShuffleEnabled = _lib.lookupFunction<_SetIntNative, _SetIntDart>(
    'ae_set_shuffle_enabled',
  );
  _reshuffle = _lib.lookupFunction<_ClearPlaylistNative, _ClearPlaylistDart>(
    'ae_reshuffle',
  );
  _setCrossfadeEnabled = _lib.lookupFunction<_SetIntNative, _SetIntDart>(
    'ae_set_crossfade_enabled',
  );
  _getCrossfadeEnabled = _lib.lookupFunction<_GetIntNative, _GetIntDart>(
    'ae_get_crossfade_enabled',
  );
  _setCrossfadeDurationMs = _lib.lookupFunction<_SetIntNative, _SetIntDart>(
    'ae_set_crossfade_duration_ms',
  );
  _getCrossfadeDurationMs = _lib.lookupFunction<_GetIntNative, _GetIntDart>(
    'ae_get_crossfade_duration_ms',
  );

  _setReverbEnabled =
      _lib.lookupFunction<_SetFxEnabledNative, _SetFxEnabledDart>(
    'ae_set_reverb_enabled',
  );
  _setReverbParams =
      _lib.lookupFunction<_SetReverbParamsNative, _SetReverbParamsDart>(
    'ae_set_reverb_params',
  );
  _setEqEnabled = _lib.lookupFunction<_SetFxEnabledNative, _SetFxEnabledDart>(
    'ae_set_eq_enabled',
  );
  _setEqGains = _lib.lookupFunction<_SetEqGainsNative, _SetEqGainsDart>(
    'ae_set_eq_gains',
  );
  _setGain = _lib.lookupFunction<_SetSingleFloatNative, _SetSingleFloatDart>(
    'ae_set_gain',
  );
  _setPan = _lib.lookupFunction<_SetSingleFloatNative, _SetSingleFloatDart>(
    'ae_set_pan',
  );
  _setLowpassEnabled =
      _lib.lookupFunction<_SetFxEnabledNative, _SetFxEnabledDart>(
    'ae_set_lowpass_enabled',
  );
  _setLowpassCutoff =
      _lib.lookupFunction<_SetSingleFloatNative, _SetSingleFloatDart>(
    'ae_set_lowpass_cutoff',
  );
  _setHighpassEnabled =
      _lib.lookupFunction<_SetFxEnabledNative, _SetFxEnabledDart>(
    'ae_set_highpass_enabled',
  );
  _setHighpassCutoff =
      _lib.lookupFunction<_SetSingleFloatNative, _SetSingleFloatDart>(
    'ae_set_highpass_cutoff',
  );
  _setDelayEnabled =
      _lib.lookupFunction<_SetFxEnabledNative, _SetFxEnabledDart>(
    'ae_set_delay_enabled',
  );
  _setDelayParams =
      _lib.lookupFunction<_SetReverbParamsNative, _SetReverbParamsDart>(
    'ae_set_delay_params',
  );
  _setBandpassEnabled =
      _lib.lookupFunction<_SetFxEnabledNative, _SetFxEnabledDart>(
    'ae_set_bandpass_enabled',
  );
  _setBandpassParams =
      _lib.lookupFunction<_SetTwoFloatsNative, _SetTwoFloatsDart>(
    'ae_set_bandpass_params',
  );
  _setPeakEqEnabled =
      _lib.lookupFunction<_SetFxEnabledNative, _SetFxEnabledDart>(
    'ae_set_peak_eq_enabled',
  );
  _setPeakEqParams =
      _lib.lookupFunction<_SetReverbParamsNative, _SetReverbParamsDart>(
    'ae_set_peak_eq_params',
  );
  _setNotchEnabled =
      _lib.lookupFunction<_SetFxEnabledNative, _SetFxEnabledDart>(
    'ae_set_notch_enabled',
  );
  _setNotchParams =
      _lib.lookupFunction<_SetTwoFloatsNative, _SetTwoFloatsDart>(
    'ae_set_notch_params',
  );
  _setLowshelfEnabled =
      _lib.lookupFunction<_SetFxEnabledNative, _SetFxEnabledDart>(
    'ae_set_lowshelf_enabled',
  );
  _setLowshelfParams =
      _lib.lookupFunction<_SetReverbParamsNative, _SetReverbParamsDart>(
    'ae_set_lowshelf_params',
  );
  _setHighshelfEnabled =
      _lib.lookupFunction<_SetFxEnabledNative, _SetFxEnabledDart>(
    'ae_set_highshelf_enabled',
  );
  _setHighshelfParams =
      _lib.lookupFunction<_SetReverbParamsNative, _SetReverbParamsDart>(
    'ae_set_highshelf_params',
  );

  // Advanced Audio Features Bindings
  _setOutputFormat =
      _lib.lookupFunction<_SetOutputFormatNative, _SetOutputFormatDart>(
    'ae_set_output_format',
  );
  _getOutputFormat =
      _lib.lookupFunction<_GetOutputFormatNative, _GetOutputFormatDart>(
    'ae_get_output_format',
  );
  _setOutputSampleRate =
      _lib.lookupFunction<_SetOutputRateNative, _SetOutputRateDart>(
    'ae_set_output_sample_rate',
  );
  _getOutputSampleRate =
      _lib.lookupFunction<_GetOutputRateNative, _GetOutputRateDart>(
    'ae_get_output_sample_rate',
  );
  _setOutputChannels =
      _lib.lookupFunction<_SetOutputChannelsNative, _SetOutputChannelsDart>(
    'ae_set_output_channels',
  );
  _getOutputChannels =
      _lib.lookupFunction<_GetOutputChannelsNative, _GetOutputChannelsDart>(
    'ae_get_output_channels',
  );

  _initMultibandEq =
      _lib.lookupFunction<_InitMultibandEqNative, _InitMultibandEqDart>(
    'ae_init_multiband_eq',
  );
  _setMultibandEqEnabled = _lib.lookupFunction<_SetMultibandEqEnabledNative,
      _SetMultibandEqEnabledDart>('ae_set_multiband_eq_enabled');
  _setMultibandEqGain =
      _lib.lookupFunction<_SetMultibandEqGainNative, _SetMultibandEqGainDart>(
    'ae_set_multiband_eq_gain',
  );
  _getMultibandEqGain =
      _lib.lookupFunction<_GetMultibandEqGainNative, _GetMultibandEqGainDart>(
    'ae_get_multiband_eq_gain',
  );
  _setMultibandFxEnabled = _lib.lookupFunction<_SetMultibandFxEnabledNative,
      _SetMultibandFxEnabledDart>('ae_set_multiband_fx_enabled');
  _setMultibandFxBands = _lib
      .lookupFunction<_SetMultibandFxBandsNative, _SetMultibandFxBandsDart>(
    'ae_set_multiband_fx_bands',
  );
  _clearMultibandFx =
      _lib.lookupFunction<_ClearMultibandFxNative, _ClearMultibandFxDart>(
    'ae_clear_multiband_fx',
  );

  _initPushStream =
      _lib.lookupFunction<_InitPushStreamNative, _InitPushStreamDart>(
    'ae_init_push_stream',
  );
  _pushStreamChunk =
      _lib.lookupFunction<_PushStreamChunkNative, _PushStreamChunkDart>(
    'ae_push_stream_chunk',
  );
  _endPushStream =
      _lib.lookupFunction<_EndPushStreamNative, _EndPushStreamDart>(
    'ae_end_push_stream',
  );
  _getPushStreamBufferedBytes = _lib.lookupFunction<
      _GetPushStreamBufferedBytesNative, _GetPushStreamBufferedBytesDart>(
    'ae_get_push_stream_buffered_bytes',
  );

  _setAnalyzerEnabled =
      _lib.lookupFunction<_SetAnalyzerEnabledNative, _SetAnalyzerEnabledDart>(
    'ae_set_analyzer_enabled',
  );
  _configureAnalyzer =
      _lib.lookupFunction<_ConfigureAnalyzerNative, _ConfigureAnalyzerDart>(
    'ae_configure_analyzer',
  );
  _getAnalyzerFrameSize = _lib.lookupFunction<_GetAnalyzerFrameSizeNative,
      _GetAnalyzerFrameSizeDart>('ae_get_analyzer_frame_size');
  _pollAnalyzerFrame =
      _lib.lookupFunction<_PollAnalyzerFrameNative, _PollAnalyzerFrameDart>(
    'ae_poll_analyzer_frame',
  );
  _getAnalyzerDroppedFrames = _lib.lookupFunction<
      _GetAnalyzerDroppedFramesNative,
      _GetAnalyzerDroppedFramesDart>('ae_get_analyzer_dropped_frames');

  try {
    _getNetworkStreamingSupport = _lib.lookupFunction<
        _GetNetworkStreamingSupportNative,
        _GetNetworkStreamingSupportDart>('ae_is_network_streaming_supported');
  } catch (_) {
    _getNetworkStreamingSupport = null;
  }
}