Create 

This is Create, a member of class TJpegFileFormat. 

CheckOptionsValidity 

Descendants use this method to check if their options (registered with constant Ids for SetOption/GetOption interface or accessible as properties of descendants) have valid values and make necessary changes. 

TestFormat 

Returns True if data located in source identified by Handle represent valid image in current format. 

Create 

This is Create, a member of class TImageFileFormat. 

Destroy 

This is Destroy, a member of class TImageFileFormat. 

CheckOptionsValidity 

Descendants use this method to check if their options (registered with constant Ids for SetOption/GetOption interface or accessible as properties of descendants) have valid values and make necessary changes. 

LoadFromFile 

Loads images from file source. 

LoadFromMemory 

Loads images from memory source. 

LoadFromStream 

Loads images from stream source. 

MakeCompatible 

Makes Image compatible with this file format (that means it is in one of data formats in Supported formats set). 

SaveToFile 

Saves images to file. 

SaveToMemory 

Saves images to memory. 

SaveToStream 

Saves images to stream. 

TestFileName 

Resturns True if the given FileName matches filter for this file format. 

TestFormat 

Returns True if data located in source identified by Handle represent valid image in current format. 

 

public 

 

virtual