libjpeg-turbo MMX, SSE, and SSE2 SIMD accelerated JPEG library libjpeg-turbo is a derivative of libjpeg for x86 and x86-64 processors which uses SIMD instructions (MMX, SSE2, etc.) to accelerate baseline JPEG compression and decompression. libjpeg-turbo is generally 2-4x as fast as the unmodified version of libjpeg v6b, all else being equal. libjpeg-turbo-devel libjpeg-turbo için geliştirme dosyaları