# jpeg-turbo has simd support for some architectures config BR2_PACKAGE_JPEG_SIMD_SUPPORT bool default y if BR2_X86_CPU_HAS_MMX default y if BR2_ARM_CPU_HAS_NEON default y if BR2_POWERPC_CPU_HAS_ALTIVEC default y if BR2_aarch64 || BR2_aarch64_be config BR2_PACKAGE_JPEG bool "jpeg support" help Select the desired JPEG library provider. if BR2_PACKAGE_JPEG choice prompt "jpeg variant" default BR2_PACKAGE_JPEG_TURBO if BR2_PACKAGE_JPEG_SIMD_SUPPORT help Select the normal libjpeg or libjpeg-turbo. config BR2_PACKAGE_LIBJPEG bool "jpeg" select BR2_PACKAGE_HAS_JPEG help The ubiquitous C library for manipulating JPEG images. http://www.ijg.org/ config BR2_PACKAGE_JPEG_TURBO bool "jpeg-turbo" select BR2_PACKAGE_HAS_JPEG help Libjpeg-turbo is a derivative of libjpeg that uses SIMD instructions (MMX, SSE2, NEON) to accelerate baseline JPEG compression and decompression on x86, x86-64, and ARM systems. http://www.libjpeg-turbo.org # libjpeg from br2-external trees, if any source "$BR2_BASE_DIR/.br2-external.in.jpeg" endchoice config BR2_PACKAGE_HAS_JPEG bool config BR2_PACKAGE_PROVIDES_JPEG string default "libjpeg" if BR2_PACKAGE_LIBJPEG default "jpeg-turbo" if BR2_PACKAGE_JPEG_TURBO endif