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NEWS
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2.8.5
- Reduce some test verbosity as per CRAN request
- Update maintainer email address
2.8.4
- image_convert() gains a parameter 'profile'
2.8.3
- Switch to base-R pipe in examples and vignette
- New functions magick_fonts() and dump_option_info()
2.8.2
- 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)
2.8.1
- Windows: update to libmagick 6.9.12-98
2.8.0
- Windows: update to libmagick 6.9.12-96
2.7.5
- Win/Mac: update to libmagick 6.9.12-93
2.7.4
- New function magick_set_seed()
- Fix signature of as.raster.magick-image()
2.7.3
- MacOS: fix for changed fonts.conf location in latest xQuartz versions
2.7.2
- 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
2.7.1
- Win/Mac: update to imagemagick 6.9.12-3 + thresholds.xml bugfix.
2.7.0
- New functions image_shade, image_motion_blur, image_ordered_dither,
image_level to support ggfx.
2.6.0
- 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
2.5.2
- Fixes for CRAN
- Remove some accidental files from source pkg
2.5.1
- Fix encoding bug for image_read() filepaths on Windows
- Re-allow iter = -1 in image_morphology()
- Do not require bash in configure script
2.5.0
- 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)
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
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)
2.2
- 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
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.
2.0
- 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
1.9
- New function image_attributes()
- MacOS: new autobrew script uses prebuilt static bottle
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()
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
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' 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
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()
1.4
- 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
1.3
- 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
1.2
- 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()
1.1
- 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:")
1.0
- 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
0.5
- 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
0.4
- Extract autobrew script
0.3
- 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
0.2.2
- Try again to fix the mac binary package
- Switch the Windows package to ImageMagick 7
0.2.1
- Try to fix the mac binary package
0.2
- 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
0.1
- Initial CRAN release