magick 2.4.0

magick 2.4.0

• New functions: image_fx_sequence, image_deskew_angle, image_get_artifacts
• Add 'defines' parameter to image_read and image_blank
• Print imagemagick version during CMD check
• Prepare for R_GE_version 13 (R_GE_definitions) by Paul Murrell
• Try to limit to 2 threads during CMD check, as per CRAN policy
• Image_blank() gains an options parameter
• Some tweaks to image_crop() again

magick 2.3

magick 2.3

• Call Magick::InitializeMagick("") before init, fixes crash with openmp on OSX.
• Double loop fix in image_shadow
• image_animate() can now optimize animated gifs, by storing only the
  differences between frames.
• image_animate() can now create animations with variable delays between frames.
• image_read() now supports cimg objects (from the imager package)

magick 2.2

v2.2

Remove remote

magick 2.1

magick 2.1

• New website at https://docs.ropensci.org/magick
• Fix compilation for IM 6.8.8 (Suse Linux 12)
• Add image_destroy() to release memory immediately without waiting for GC
• New functions image_shadow() and image_shadow_mask()
• image_annotate() is now vectorized over the 'text' parameter
• rewrite image_ggplot() to use ggplot2::annotation_raster for performance
• image_fill() gains a new argument 'refcolor'
• the mac binary package now bundles the same fontconfig data as xQuarts to prevent conflicts
• image_convert() gains a parameter matte to enable/disable the alpha channel
• image_crop() gains a gravity argument
• the 'offset' parameter in image_composite() can now also be a gravity type
• New functions image_extent() and image_shear()
• image_annotate() gains parameters 'weight' and 'style'
• Windows: support upcoming GCC 8.x toolchain
• Windows: fix for reading UTF-8 files in image_read()
• Ubuntu: mention the new PPA location in readme and configure files
• MacOS: workaround for OpenMP conflicts when building from source against homebrew IM7.
  This is still not working properly, better build with homebrew imagemagick@6.

magick 2.0

v2.0

Split manual page because examples take too long

magick 1.9

magick 1.9

• New function image_attributes()
• MacOS: new autobrew script uses prebuilt static bottle

magick 1.8

magick 1.8

• Export image_read_svg() and image_read_pdf()
• Add image_raster() (thanks Thomas for the hint)
• Vectorize and add 'fuzz' parameter to image_compare()
• Added image_ggplot() with examples of using magick + ggplot2
• Added 'pseudo_image' parameter to image_blank()

magick 1.7

Magick 1.7

• Several fixes for IM7, mostly related to alpha channels
• Images rendered in knitr/rmarkdown are now stored in 'figures' (#108)
• Add support for displaying images in Jupyter notebook
• Export example images: logo, wizard, rose, granite
• Better mapping of R internal colors to proper RGB strings
• Added image_orient() to (auto) orient image
• Add 'density' to image_info()
• Fixes for Solaris

magick 1.6

New in magick 1.6

• Automatically repage transformations that may modify image size
• Added image_repage() to be consistent with command line tool
• image_composite() now vectorizes over both 1st and 2nd argument
• Support EBImage S4 Image class in image_read() and as_EBImage()
• Fix a bug where 1 channel image array would read as 'Green' instead of 'Gray'
• Include alpha channel in as.raster() for magick images
• Export image_data() function to export raw bitmap data
• Round the clipping coordinates to fix problem with 1px edge around graphics
• Reset clipping area when magick graphics device is closed or starts new page
• Change default colorspace for image_quantize() to RGB which is safer
• Breaking: 'fuzz' parameter rescaled to be a percentage (0-100)
• Add image_strip() as well as 'strip = TRUE' paremeter to image_read()
• Adding image_blank() to create empty images
• Graphics device: hardcode font aliases for families used by R, issue #80
• Better font family lookup in graphics and image_annotate()
• Switch to DrawableRotation() api for rotation in text and graphics
• Autobrew: build gdk-pixbuf without modules (for rendering svg with rasters)
• New functions option_types() and option_values() to list possible options
• Drop support for GraphicsMagick (it never really worked)
• RStudio viewer: convert to png for unsupported formats

magick 1.5

magick 1.5

• Add knit_print.magick-image() method so that images automatically appear in knitr docs
• Adding vignette examples for image_modulate() and image_convolve()