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rchk errors on CRAN for resubmission{colorfast} for fast color lookupcolorraw vectorstrns PNG transparencyread_png() to read a PNG from a file or a raw vectorwrite_png() to write data as a PNG file or PNG data in a raw vectorget_png_info() - interrogate a vector of raw values containing a PNG image
to determine image information i.e. width, height, bit_depth, color_type,
compression_method, filter_method, interlace_method.Supported R image types:
#RRGGBBAA or #RRGGBB. Note: R color names are not supported here.fmt and flags for PNG decodingAny scripts or data that you put into this service are public.
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