VLC (initially VideoLAN Client) is a highly portablemulti-platform multimedia player for various audio and video formats(MPEG-1, MPEG-2, MPEG-4, DivX, mp3, Ogg, OGM, MOV, wma, wmv...) as wellas DVDs, VCDs, and various streaming protocols. The VideoLAN projecttargets multimedia streaming of MPEG-1, MPEG-2, MPEG-4 and DivX files,DVDs, digital satellite channels, digital terrestial televisionchannels and live videos on a high-bandwidth IPv4 or IPv6 network inunicast or multicast under many OSes. VideoLAN also features across-platform multimedia player, VLC, which can be used to read thestream from the network or display video read locally on the computerunder all GNU/Linux flavours, all BSD flavours, Windows, Mac OS X,BeOS, Solaris, QNX...
Rewrite of the playlist (tree structure, input preparsing ...)
Preferences improvements

XML parsers
Client-side SSL/TLS support
Massive Matroska improvements
Support for SOCKS proxy
Support for Shoutcast Meta-data
Support for (HE-)AAC raw-audio streams
TiVo demuxer
Samba (Windows shares) access module
Dirac decoder and encoder
PNG decoder/encoder
Support for Apple Lossless Audio Codec
Services discovery modules (brand new SAP module, HAL discovery, DAAP (iTunes shares), shoutcast)
Support for 20/24 bits LPCM
Video snapshot support (png or jpg)
Image file video output (png)
Mosaic (picture-in-picture system)
Pocket PC port
Brand new Internet Explorer ActiveX plugin


Changes in VLC (VideoLAN Client) 1.0.2:
Decoders:
- Native support for WMA Professional, without the use of the Win32 dlls
- Fix issues in subtitles, especially SSA ones
- Various fixes on theora and ogg
Demuxers:
- Various fixes for EPG support in MPEG-TS demuxer
- Fixes for potential stack overflow in .avi, .mp4 and .asf demuxers
Access:
- Fixes for v4l2 devices
- Fixes for dvb-c channels-scanning
Qt Interface:
- Fix some playlist sorting issues
Encoders:
MPEG2 transrate stream output removed
x264 default-values closer to x264.exe defaults
x264 rc-behaviour fixes:
- if user defines qp-value, CQP-mode is used
- otherwise if user defines vb=0, CRF-mode is used
- otherwise ABR-mode is used
x264 set vbv-bufsize/vbv-maxsize better if user hasn't defined these:
- ABR mode set vbv-max-bitrate=bitrate
- vbv-bufsize is bitrate * seconds between keyframes (keyint/fps)
Playlist:
- Lua scripts for Mpora and Vimeo playback
Translations:
- New Kazakh and Croatian translations
- Lithunanian translation is available on Windows
- Galician, Korean, Nepali, Vietnamese, Ukrainian, Brazilian, Arabic and French translation updates