Windows 7 System video capture screen full black

Symptom: When a video capture or capture is performed under Windows 7 system, it is found to show All Black when playing.

Resolution processing: To solve the local playback of video black problem, there are generally two methods: one is to use two different playback software to open the same file at the same time, another method is to disable DirectDraw. We know that the DirectDraw feature is enabled under Windows XP and Ghost XP SP3. The difference is that, under Windows, users can disable it, and under it, they cannot be disabled. But we can disable it in other ways.

First in the registry, expand the following:

HEEY_LOCAL_MACHINESYSTEMCURRENTCONTROLSETCONTROLGRAPHICEDRIVERSDCI, then locate and double-click "Timeout" in the right-hand window and finally change the default value "7" to "in the pop-up window" 0 "can be. After the modification, save the settings exit, the next time you start to take effect.