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JPEG2000MBS class

Type Topic Plugin Version macOS Windows Linux iOS Targets
class JPEG MBS Images Plugin 15.4 ✅ Yes ✅ Yes ✅ Yes ✅ Yes All
The class for compress/decompress of JPEG 2000 images.
Example
dim file as FolderItem = GetFolderItem("test.jp2")
dim stream as BinaryStream = BinaryStream.Open(file)
dim data as string = stream.Read(stream.Length)

dim jp2 as new JPEG2000MBS
if jp2.InitDecompress(data) then
MsgBox str(jp2.Width)+" x "+str(jp2.Height)
end if

Currently only supports RGB, RGBA and Grayscale images.

Please note that Jasper library used here is not very memory efficient and may run out of memory with huge images.

  • 6 properties
  • 6 methods
    • method Close
    • method Compress as Boolean
    • method GetRow(Index as Integer, Row as MemoryBlock = nil) as MemoryBlock
    • method InitCompress(Width as Integer, Height as Integer, BytesPerPixel as Integer, BytesPerRow as Integer = 0) as Boolean
    • method InitDecompress(ImageData as MemoryBlock) as Boolean
    • method SetRow(Index as Integer, Row as MemoryBlock) as Boolean
  • 3 shared methods
    • shared method Decode(Data as MemoryBlock) as Picture
    • shared method Decode(Data as string) as Picture
    • shared method Encode(pic as picture, Quality as Integer = 80) as MemoryBlock

This class has no sub classes.

Some examples using this class:

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The items on this page are in the following plugins: MBS Images Plugin.


JavaVMMBS   -   JPEGExporterMBS


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