Thought I should bump that final version of VidCoder v1.0 just launched.
http://vidcoder.codeplex.com/
VidCoder is a DVD/Blu-ray ripping and video transcoding application for Windows.
It uses HandBrake as its encoding engine.
VidCoder is now out of beta - Aug 11 2011
Status -> Stable
VidCoder-1.0.0-x86 / VidCoder-1.0.0-x64
- Multi-threaded
MP4, MKV containers
H.264, MPEG-4, Theora video
AAC, MP3, Vorbis, AC3 audio encoding and AAC/AC3/MP3/DTS/DTS-HD passthrough
Target bitrate, size or quality for video
2-pass encoding
Decomb, detelecine, deinterlace filters
Batch encoding
Instant source previews
Creates small encoded preview clips
Pause, resume encoding
You will need .NET 4 using VidCoder.
The VidCoder UI (and C# interop) is written by RandomEngy.
The core encoding engine is written by the amazing HandBrake team.