| Flag |
Description |
9999 |
7.1.2.5 |
7.1.2.3-r1 |
7.1.2.10 |
6.9.13.30 |
6.9.13.29-r1 |
| ${GENTOO_PERL_USESTRING} |
⚠️
|
✓ |
✓ |
✓ |
✓ |
✓ |
✓ |
| X |
Add support for X11
|
✓ |
✓ |
✓ |
✓ |
✓ |
✓ |
| bzip2 |
Enable bzip2 compression support
|
✓ |
✓ |
✓ |
✓ |
✓ |
✓ |
| corefonts |
Use <pkg>media-fonts/corefonts</pkg> which is required by some commands
|
✓ |
✓ |
✓ |
✓ |
✓ |
✓ |
| cxx |
Build support for C++ (bindings, extra libraries, code generation, ...)
|
⊕ |
⊕ |
⊕ |
⊕ |
⊕ |
⊕ |
| djvu |
Support DjVu, a PDF-like document format esp. suited for scanned documents
|
✓ |
✓ |
✓ |
✓ |
✓ |
✓ |
| fftw |
Use FFTW library for computing Fourier transforms
|
✓ |
✓ |
✓ |
✓ |
✓ |
✓ |
| fontconfig |
Support for configuring and customizing font access via media-libs/fontconfig
|
✓ |
✓ |
✓ |
✓ |
✓ |
✓ |
| fpx |
Enable <pkg>media-libs/libfpx</pkg> support
|
✓ |
✓ |
✓ |
✓ |
✓ |
✓ |
| graphviz |
Add support for the Graphviz library
|
✓ |
✓ |
✓ |
✓ |
✓ |
✓ |
| hardened |
Activate default security enhancements for toolchain (gcc, glibc, binutils)
|
✓ |
✓ |
✓ |
✓ |
✓ |
✓ |
| hdri |
Enable High Dynamic Range Images formats
|
✓ |
✓ |
✓ |
✓ |
✓ |
✓ |
| heif |
Enable support for ISO/IEC 23008-12:2017 HEIF/HEIC image format
|
✓ |
✓ |
✓ |
✓ |
✓ |
✓ |
| jbig |
Enable jbig-kit support for tiff, Hylafax, ImageMagick, etc
|
✓ |
✓ |
✓ |
✓ |
✓ |
✓ |
| jpeg |
Add JPEG image support
|
✓ |
✓ |
✓ |
✓ |
✓ |
✓ |
| jpeg2k |
Support for JPEG 2000, a wavelet-based image compression format
|
✓ |
✓ |
✓ |
✓ |
✓ |
✓ |
| jpegxl |
Add JPEG XL image support
|
✓ |
✓ |
✓ |
✓ |
✗ |
✗ |
| lcms |
Add lcms support (color management engine)
|
✓ |
✓ |
✓ |
✓ |
✓ |
✓ |
| lqr |
Enable experimental liquid rescale support using <pkg>media-libs/liblqr</pkg>
|
✓ |
✓ |
✓ |
✓ |
✓ |
✓ |
| lzma |
Support for LZMA compression algorithm
|
✓ |
✓ |
✓ |
✓ |
✓ |
✓ |
| opencl |
Enable OpenCL support (computation on GPU)
|
✓ |
✓ |
✓ |
✓ |
✓ |
✓ |
| openexr |
Support for the OpenEXR graphics file format
|
✓ |
✓ |
✓ |
✓ |
✓ |
✓ |
| openmp |
Build support for the OpenMP (support parallel computing), requires >=sys-devel/gcc-4.2 built with USE="openmp"
|
✓ |
✓ |
✓ |
✓ |
✓ |
✓ |
| pango |
Enable Pango support using <pkg>x11-libs/pango</pkg>
|
✓ |
✓ |
✓ |
✓ |
✓ |
✓ |
| perl |
Add optional support/bindings for the Perl language
|
✓ |
✓ |
✓ |
✓ |
✓ |
✓ |
| png |
Add support for libpng (PNG images)
|
⊕ |
⊕ |
⊕ |
⊕ |
⊕ |
⊕ |
| postscript |
Enable support for the PostScript language (often with ghostscript-gpl or libspectre)
|
✓ |
✓ |
✓ |
✓ |
✓ |
✓ |
| q32 |
Set quantum depth value to 32
|
✓ |
✓ |
✓ |
✓ |
✓ |
✓ |
| q8 |
Set quantum depth value to 8
|
✓ |
✓ |
✓ |
✓ |
✓ |
✓ |
| raw |
Add support for raw image formats
|
✓ |
✓ |
✓ |
✓ |
✓ |
✓ |
| static-libs |
Build static versions of dynamic libraries as well
|
✓ |
✓ |
✓ |
✓ |
✓ |
✓ |
| svg |
Add support for SVG (Scalable Vector Graphics)
|
✓ |
✓ |
✓ |
✓ |
✓ |
✓ |
| test |
Enable dependencies and/or preparations necessary to run tests (usually controlled by FEATURES=test but can be toggled independently)
|
✓ |
✓ |
✓ |
✓ |
✓ |
✓ |
| tiff |
Add support for the TIFF image format
|
✓ |
✓ |
✓ |
✓ |
✓ |
✓ |
| truetype |
Add support for FreeType and/or FreeType2 fonts
|
✓ |
✓ |
✓ |
✓ |
✓ |
✓ |
| webp |
Add support for the WebP image format
|
✓ |
✓ |
✓ |
✓ |
✓ |
✓ |
| wmf |
Add support for the Windows Metafile vector image format
|
✓ |
✓ |
✓ |
✓ |
✓ |
✓ |
| xml |
Add support for XML files
|
✓ |
✓ |
✓ |
✓ |
✓ |
✓ |
| zip |
Enable support for ZIP archives
|
✓ |
✓ |
✓ |
✓ |
✗ |
✗ |
| zlib |
Add support for zlib compression
|
✓ |
✓ |
✓ |
✓ |
✓ |
✓ |