NEWS

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magick 2.8.5 (2024-09-20)

• Reduce some test verbosity as per CRAN request
• Update maintainer email address

magick 2.8.4 (2024-07-14)

• image_convert() gains a parameter 'profile'

magick 2.8.3 (2024-02-18)

• Switch to base-R pipe in examples and vignette
• New functions magick_fonts() and dump_option_info()

magick 2.8.2 (2023-12-20)

• Fix image_draw() for small images: #317
• Change image_shadow() to transparent background by default
• Downloading from a URL no longer requires 'curl' (to work in webR)

magick 2.8.1 (2023-10-22)

• Windows: update to libmagick 6.9.12-98

magick 2.8.0 (2023-09-25)

• Windows: update to libmagick 6.9.12-96

magick 2.7.5 (2023-08-07)

• Win/Mac: update to libmagick 6.9.12-93

magick 2.7.4 (2023-03-09)

• New function magick_set_seed()
• Fix signature of as.raster.magick-image()

magick 2.7.3 (2021-08-18)

• MacOS: fix for changed fonts.conf location in latest xQuartz versions

magick 2.7.2 (2021-05-02)

• Reintroduce a separate image_coalesce() function (cf image_animate)
• Automatically coalesce gif images when reading by default
• Fix compatibility with super old ImageMagick for CentOS < 7.7
• Fix build for ucrt64 on Windows

magick 2.7.1 (2021-03-20)

• Win/Mac: update to imagemagick 6.9.12-3 + thresholds.xml bugfix.

magick 2.7.0 (2021-03-09)

• New functions image_shade, image_motion_blur, image_ordered_dither, image_level to support ggfx.

magick 2.6.0 (2021-01-13)

• image_write() gains a compression parameter
• Updated binaries for Windows/MacOS to ImageMagick-6.9.11-57
• Added libraw and libheif delegates to Windows/MacOS binaries

magick 2.5.2 (2020-11-10)

• Fixes for CRAN
• Remove some accidental files from source pkg

magick 2.5.1 (2020-11-05)

• Fix encoding bug for image_read() filepaths on Windows
• Re-allow iter = -1 in image_morphology()
• Do not require bash in configure script

magick 2.5.0 (2020-10-16)

• Windows / MacOS: binary packages to imagemagick 6.9.11-32
• Windows: new imagemagick should work again with latest GhostScript
• New function image_distort()
• image_montage() gains a few parameters similar to the command line
• image_convert() gains a parameter 'interlace' (#269)
• image_ggplot() no longer inverts y-scale, to avoid bug in R/ggplot2
• Add 'defines' parameter to image_write (#261)

magick 2.4.0 (2020-06-23)

• 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 (2020-01-24)

• 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 (2019-08-26)

• New function image_read_video() to sample images from a video file
• RStudio: automatic preview now displays max 10 frames at 800px for videos. This prevents R from freezing due to rendering large videos in a preview. You can override the preview function via options('magick.viewer')
• New functions image_separate() and image_combine()
• image_composite() now has separate parameters 'offset' and 'gravity'
• image_annotate() gains parameters 'kerning' and 'decoration'
• image_crop() now uses the CropImageToTiles API which is more sophisticated

magick 2.1 (2019-07-25)

• 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 (2018-10-05)

• Ignore attribute warnings in image_read() instead of error (fixes #134)
• New functions image_threshold() and image_lat(), tnx Jan Wijffels
• New functions image_hough_draw() and image_hough_txt()
• New function image_morphology()
• New function image_fx() (Jan Wijffels #138)
• Knitr is now a Suggests package instead of Imports (#150)
• Set magick temp dir via C instead of env vars
• Add 'tibble' class to df returned by image_info()
• Added a rep() method for images

magick 1.9 (2018-05-11)

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

magick 1.8 (2018-03-19)

• 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 (2018-02-26)

• 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 (2017-12-01)

• 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' parameter 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 (2017-11-03)

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

magick 1.4 (2017-10-05)

• Windows/OSX: update imagemagick fixes a rare png writing bug
• Set MAGICK_TMPDIR to match R session tempdir() instead of global TMPDIR
• Explicitly set channels in image_negate() for IM7 compatibility
• Added image_channel() to extract a single channel from an image
• Added new image_convolve() function

magick 1.3 (2017-09-02)

• Automatically import + export magrittr::'%>%' for easy pipelining
• Fix 'zero-configuration' in magick_config() to use the proper macro
• BREAKING: image_compare() now returns an image with a 'distortion' attribute
• Workaround for broken std::string(Magick::Color) in GCC-7

magick 1.2 (2017-08-21)

• Documentation! Split manuals into meaningful pages
• Windows / MacOS: update ImageMagick to 6.9.9-9 (fixes a png bug and one for linejoins)
• Added image_modulate() for setting brightness, saturation, hue
• Added image_quantize() option for reducing number of colors in an image
• Added image_resize() which supports custom resize filters
• image_border() now takes a operator parameter, fixes transparency bug
• image_write() gains a parameter 'comment' to add metadata to the file
• image_convert() gain 'type' and 'colorspace' parameters e.g. to convert to grayscale
• image_animate() has been merged with image_coalesce()

magick 1.1 (2017-08-14)

• Change default 'bg' in image_graph() to 'white'
• Fix positioning of rasterImage() when raster image is rotated
• Use TriangleFilter for interpolating rasterImage()
• Improve support for 'symbol' fonts (metrics are still not 100%)
• Rotate text using affine transformations
• image_composite() gains a 'composite_args' parameter needed for e.g. blend
• Fix support for demo images e.g. image_read("wizard:") or image_read("logo:")

magick 1.0 (2017-08-07)

• Vectorize image_draw() (all drawing should be applied to each frame)
• Rename 'image_device' to 'image_graph'
• Add 'antialias' parameter to image_graph() and image_draw() and image_convert()
• New function image_apply() to apply a transformation to each frame individually
• New function image_ocr() for easy text extraction
• Added image_despeckle(), image_median(), image_reducenoise() (tnx Noam Ross)
• image_background() now flattens each frame by default
• Support dev.capture() for in image_graph() and image_draw() device
• Support type nativeRaster, raster, and matrix in image_read()
• Drawing rasters reimplemented DrawableCompositeImage()
• OSX: Fix performance issue with font caching
• Windows: Fix performance issue with font rendering
• Windows: Add back support for gcc-4.6.3 on Windows

magick 0.5 (2017-07-28)

• NEW: native graphics device for producing images! See ?magick_device
• NEW: easy drawing on top of images using magick_draw()
• Windows: updated build to 6.9.9-3
• Various fixes to support upcoming IM7 (IM6 is still recommended)
• Update vignette with new features

magick 0.4 (2017-03-26)

• Extract autobrew script

magick 0.3 (2016-09-06)

• Add [<-.magick-image to support for assigning layers to image by index
• Revert Windows build to ImageMagick 6 because IM7 is too buggy
• Add plot(image) method
• Added intro vignette

magick 0.2.2 (2016-08-19)

• Try again to fix the mac binary package
• Switch the Windows package to ImageMagick 7

magick 0.2.1 (2016-08-10)

• Try to fix the mac binary package

magick 0.2 (2016-08-04)

• Build binary package on macOS --with-zero-configuration (fixes "config xml file" errors).
• image_read now reads straight from disk rather than via R.
• Add as.raster() method for images
• image_write gains a 'flatten' argument
• Lots of small tweaks here and there

magick 0.1 (2016-07-24)

• Initial CRAN release