CleanApertureBox.md

openize.isobmff.CleanApertureBox

The clean aperture transformative item property defines a cropping transformation of the input image.

Methods

Name	Type	Description	Notes
toString()	String	Text summary of the box.

Fields

Name	Type	Description	Notes
cleanApertureWidthN	long	A numerator of the fractional number which defines the exact clean aperture width, in counted pixels, of the image.
cleanApertureWidthD	long	A denominator of the fractional number which defines the exact clean aperture width, in counted pixels, of the image.
cleanApertureHeightN	long	A numerator of the fractional number which defines the exact clean aperture height, in counted pixels, of the image.
cleanApertureHeightD	long	A denominator of the fractional number which defines the exact clean aperture height, in counted pixels, of the image.
horizOffN	int	A numerator of the fractional number which defines the horizontal offset of clean aperture centre minus(width‐1)/2. Typically 0.
horizOffD	long	A denominator of the fractional number which defines the horizontal offset of clean aperture centre minus(width‐1)/2. Typically 0.
vertOffN	int	A numerator of the fractional number which defines the vertical offset of clean aperture centre minus(height‐1)/2. Typically 0.
vertOffD	long	A denominator of the fractional number which defines the vertical offset of clean aperture centre minus(height‐1)/2. Typically 0.

Constructors

Name	Description	Parameters
CleanApertureBox	Create the box object from the bitstream and box size.	BitStreamReader stream - File stream. long size - Box size in bytes.

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