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Does a page object use alpha blending?

Source: R/obj_extras.R
pdf_obj_has_transparency.Rd

Returns TRUE when PDFium reports that the page object contributes any alpha (a fill or stroke colour with alpha < 255, an embedded image with an alpha or soft-mask channel, a Form XObject containing transparency, etc.). Wraps FPDFPageObj_HasTransparency.

Usage

pdf_obj_has_transparency(obj)

Arguments

obj

A pdfium_obj of any type from pdf_page_objects().

Value

Logical scalar.