Render all pages of a pdf into bittermelon pixmap objects
Source:R/pdf_render_bm_pixmap.R
pdf_render_bm_list.Rdpdf_render_bm_list() renders all pages of a pdf into bittermelon pixmap objects.
Usage
pdf_render_bm_list(input, ..., dpi = getOption("pnpmisc.dpi", 300))Arguments
- input
Input pdf filename.
- ...
Ignored.
- dpi
Dots per inch. Passed to
pdftools::pdf_render_page()when we rasterize the original content. Defaults togetOption("pnpmisc.dpi", 300).
Value
A bittermelon::bm_list() of bittermelon::bm_pixmap() objects.
Examples
if (requireNamespace("bittermelon", quietly = TRUE)) {
f <- pdf_create_wallet()
bml <- pdf_render_bm_list(f, dpi = 75)
grid::grid.raster(bml[[1L]])
unlink(f)
}