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2011-03-29

WTV support now available on FFmpeg




WTV, the recording format used by Windows 7 Media Center, has been added to the list of supported input format to FFmpeg. FFmpeg is a open source project used by a number of other open source project, including VLC and Handbrake. Thus, open source projects relying on FFmpeg will automatically get WTV support when they update their FFmpeg code!

So far, WTV support has been incorporated into the following apps:
  • VLC v1.1.7
  • Handbrake Nightly builds: (Verified working on build 2011032801, does not work on 0.95 stable release)

One thing I noticed is that the WTV demuxer crashes when the video or audio stream drops out (which happens from time to time with OTA tv recording.)

Links:
http://web.archiveorange.com/archive/v/yR2T4K0mXHuJVykOy7xB

2011-03-14

Runas Privilages

If you need run a program or explorer under another account (ie local Administrator or another Domain account), you can use the following command:

runas /u:[account] "[program]"

for example:

runas /u:Administrator "notepad.exe"
runas /u:\\Domain\myacount "notepad.exe"

Will allow you to open notepad instance with another set of credentials.

Note: for Windows XP, you can use runas /u:Administrator "explorer.exe /separate" to open another instance of explorer under another account, however this has been removed in Vista and Windows 7.