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libjpeg-turbo

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  Analyzed 12 months ago

libjpeg-turbo is a high-speed version 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, all else being equal. ... [More] libjpeg-turbo was originally based on libjpeg/SIMD by Miyasaka Masaru, but the TigerVNC and VirtualGL projects made numerous enhancements to the codec, including improved support for Mac OS X, 64-bit support, support for 32-bit and big endian pixel formats (RGBA, ABGR, etc.), accelerated Huffman encoding/decoding, and various bug fixes. The goal was to produce a fully open source codec that could replace the partially closed source TurboJPEG/IPP codec used by VirtualGL and TurboVNC. [Less]

135K lines of code

5 current contributors

about 1 year since last commit

9 users on Open Hub

Activity Not Available
5.0
 
0 Reviews
I Use This
Mostly written in C
Licenses: IJG, zlib_libpng
Tags arm_neon compression image jpeg library lossy mips_dsp mmx simd sse2

Pixman

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  Analyzed 12 months ago

Pixman is a low-level software library for pixel manipulation, providing features such as image compositing and trapezoid rasterization. Important users of pixman are the cairo graphics library and the X server.

65.8K lines of code

10 current contributors

about 1 year since last commit

5 users on Open Hub

Activity Not Available
5.0
 
0 Reviews
I Use This
Mostly written in C
Licenses: mit
Tags 2d arm_neon armv6 compositing freedesktop_org freedesktoporg graphics graphics2d library mips_dsp porter_duff rasterization 3 more...