[ZcWorld]

x264 - a free h264/avc encoder

x264 is a free library for encoding H264/AVC video streams. The code is written from scratch by Laurent Aimar, Loren Merritt, Eric Petit (OS X), Min Chen (vfw/asm), Justin Clay (vfw), Måns Rullgård, Radek Czyz, Christian Heine (asm), Alex Izvorski, and Alex Wright. It is released under the terms of the GPL license.
Development status

BIG FAT WARNING: x264 is still in early development stage

Encoder features

* CAVLC/CABAC
* Multi-references
* Intra: all macroblock types (16x16, 8x8, and 4x4 with all predictions)
* Inter P: all partitions (from 16x16 down to 4x4)
* Inter B: partitions from 16x16 down to 8x8 (including skip/direct)
* Ratecontrol: constant quantizer, single or multipass ABR, optional VBV
* Scene cut detection
* Adaptive B-frame placement
* B-frames as references / arbitrary frame order
* 8x8 and 4x4 adaptive spatial transform
* Lossless mode
* Custom quantization matrices
* Parallel encoding of multiple slices

Software using x264

* Avidemux
* ELDER
* ffdshow
* ffmpeg
* GordianKnot
* Handbrake: a multi-platform, multithreaded DVD to MPEG-4 ripper/converter.
* LiVES
* MeGUI
* MEncoder
* pspVideo9
* RealAnime
* StaxRip
* TCVP
* VLC media player: a cross-platform video player and streaming solution.

People using x264

* Google Video
* MobileASL



Download

http://files.filefront.com/x264cab/;5120919;;/fileinfo.html

filesize : about 700 kb