My Computer
At a glance
Windows 7 Home Premium x64, Mac OS X 10.6.2 x64AMD Athlon X2 Dual-Core 2.1 GHz4 GB DDR2 800 MHzATI Radeon HD Mobility 3100 Graphics 256MB to...
- Computer Manufacturer/Model Number
- Toshiba Satellite L505D-S9565
- OS
- Windows 7 Home Premium x64, Mac OS X 10.6.2 x64
- CPU
- AMD Athlon X2 Dual-Core 2.1 GHz
- Motherboard
- Toshiba Built-In with Insyde H20 BIOS 1.40
- Memory
- 4 GB DDR2 800 MHz
- Graphics Card(s)
- ATI Radeon HD Mobility 3100 Graphics 256MB to 1468 MB Shared
- Sound Card
- Realtek Mobile ALC272 HD Audio
- Monitor(s) Displays
- 15.6" TFT LCD with TruBrite, Samsung 1080p HDTV
- Screen Resolution
- 1366x768, 1920x1080
- Hard Drives
- ❶:Main: Toshiba 250 GB SATA 5400 RPM
- PSU
- N/A
- Case
- N/A
- Cooling
- Built-in/Open window in winter :P
- Keyboard
- Built-in
- Mouse
- Build-in Symantics SmartTouch Pad
- Internet Speed
- 55 MB/sec Down, 9 MB/sec Up
- Other Info
- ❷:Backup: Seagate FreeAgent Desk USB 2.0 5400 RPM
❸:Media: Toshiba 640 GB USB 2.0 5400 RPM Portable Edition



but in this case, you can either modify the video file and risk losing your data, find copies of these videos in mpeg format, or simply find a mkv splitter that can generate regular thumbnails. (I suggest the Haali splitter as I have used it without issue.)
sorry 
