Reading FLV header properties The GroupDocs.Metadata API supports extracting format-specific information from the FLV file header.
The following are the steps to read the header of an FLV file.
Load an FLV video Get the root metadata package Extract the native metadata package using the FlvRootPackage.getHeader method Read the FLV header properties advanced_usage.managing_metadata_for_specific_formats.video.flv.FlvReadHeaderProperties
try (Metadata metadata = new Metadata(Constants.InputFlv)) { FlvRootPackage root = metadata.getRootPackageGeneric(); System.out.println(root.getHeader().getVersion()); System.out.println(root.getHeader().hasAudioTags()); System.out.println(root.getHeader().hasVideoTags()); System.out.println(root.getHeader().getTypeFlags()); } Working with XMP metadata GroupDocs....PPT, PPTX, XLS, XLSX, emails, images and more with our free online...
This code snippet demonstrates how to extract information about known properties that can be encountered in a particular package.
Load a file to examine Get a collection of PropertyDescriptor instances for any desired metadata package Iterate through the extracted descriptors advanced_usage.GettingKnownPropertyDescriptors
JavaScript const metadata = new groupdocs.metadata.Metadata("input.doc"); var root = metadata.getRootPackageGeneric(); var descriptors = root.getDocumentProperties().getKnowPropertyDescriptors(); for(var i=0;iimages and more with our free online...
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