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Go Back   Audio/video stream recording forums > Media file management > Removing copy-protection (like DRM, AACS)
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Old 12-29-2009, 10:59 PM
gopher520@gmail.com
 
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How to remove DRM from protected WMV, WMA files?


This is a full guide about how to remove DRM from WMV, WMA files. Hope it can give you some help when you come across similar problems.

Part 1: What is protected WMV, WMA file?

WMV stands for "Windows Media Video", which is developed by Microsoft. WMV files are usually ASF files with a WMV extension. It can store video content in a compressed format.

The WMA format, short for "Windows Media Audio", was also developed by Microsoft. It is a good format that offers the same quality as MP3 at half the bit rate using an audio data compression technology.

Though originally used for windows operating system, the WMV and WMA format have become very common in music download services. However, in this area, they always include DRM protection, that prevents illegally duplication. Unfortunately, Songs bought from different companies will have different DRM protection that can restrict you from playing songs on incompatible players. Also, DRM restrict the usage of computers, so you just can't share you DRM-laden music with your friends. There comes the headache!

Part 2: How to remove DRM from WMV, WMA ?

Part 2.1 : How to re-record WMV videos from screen with WM Capture?

So, you could try some methods or programs that remove DRM from WMV or WMA files. This article presents you a easy way: using WMV DRM removal software, such as WM Capture to convert (re-record from screen) your protected WMV files to DRM-free ones. This software is especially useful for alleviating compatibility issues.

Now here are the steps to achieve this:
  1. Download WM Capture, install and run it.
  2. Then, add DRM WMV files to Windows Media Player.
  3. In WM Capture choose the format you'd like to get. Click the setting button, and change them. You also can change the output file location, or the output files will be located as default.
  4. Play your WMV files and select the recording region in WM Capture. Hit the stop button in WMP.
  5. Hit the Record button in WM Capture and play your WMV file.
  6. Stop recording when done.
WM Capture allows to create DRM-free WMV and MPEG-2 videos. This will allow you to enjoy your videos freely and have a wonderful life.

Part 2.2 : How to re-record WMA audio from your sound card?
You can re-record your WMA files using direct sound recording software. If you want to preserve ID3 tags, use lossy DRM removal software like Soundtaxi. Make sure to test it before buying.

Part 2.3 : How to remove DRM protection from WMA audio and WMV video losslessly?
FairUse4WM and freeme2+drmdbg are the best programs for removing DRM protection from WMA and WMV windows media files. They work much faster than lossy DRM removal software. Besides you don't lose quality when using them. The only problem is that many content providers force your to update Windows, and lossless DRM removal software don't work with updated IBX. Anyway it might be a good idea to downgrade WMP and try to use lossless DRM removal software.
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