Next Steps - Populate Metadata

[vade]

From what I can tell, we also need to actually implement some metadata reporting

<<<< MEFormatReaderWrapper >>>> objcWrapperPluginFormatReader_CopyProperty signalled err=-12784 (kCMBaseObjectError_PropertyNotFound) (can not find metatdata info) at ExtensionFormatReaderWrapper.m:535


<<<< AVAssetInspectorLoader >>>> -[AVFigAssetInspectorLoader loadValuesAsynchronouslyForKeys:keysForCollectionKeys:completionHandler:]: called (self: 0x600001dac310, keys: (
    commonMetadata,
    hasProtectedContent,
    composable,
    streaming,
    availableMetadataFormats,
    metadata,
    compatibleWithAirPlayVideo,
    availableMediaCharacteristicsWithMediaSelectionOptions,
    availableChapterLocales,
    maximumVideoResolution,
    availableVideoDynamicRanges,
    tracks,
    assetCache
), keysForCollectionKeys: (null), handler: non-nil)

<<<< AVAssetInspectorLoader >>>> -[AVFigAssetInspectorLoader loadValuesAsynchronouslyForKeys:keysForCollectionKeys:completionHandler:]: Calling FigAssetLoadValuesAsyncForProperties for properties (
    availableMediaCharacteristicsWithMediaSelectionOptions,
    "assetProperty_QuickTimeUserData",
    "assetProperty_HLSMetadata",
    "assetProperty_ID3Metadata",
    "assetProperty_CommonMetadata",
    "assetProperty_ISOUserData",
    Chapters,
    "assetProperty_AVCHDMetadata",
    "assetProperty_FormatSpecificMetadata",
    "assetProperty_QuickTimeMetadata",
    "assetProperty_Tracks",
    "assetProperty_AvailableVideoDynamicRanges",
    "assetProperty_AssetType",
    "assetProperty_MaximumVideoResolution",
    "assetProperty_CompatibleWithAirPlayVideo",
    "assetProperty_iTunesMetadata",
    "assetProperty_AvailableMetadataFormats",
    "assetProperty_ChapterGroupInfo",
    "assetProperty_ProtectedStatus"
)