VCam Frequently Asked Questions
[ Problem type ]
Q: My application can't see VCam, or can't use it?
A: You can try to reinstall VCam and choose [install WDM driver] when install, then try using "e2eSoft VCam (WDM)" device in your application.
Q: Why I can't install VCam to my PC?
A: VCam supports Win2000/WinXP/Win2003/VISTA/WIN7, and need DirectX 8.0 or higher. Administrator privilege is needed to install VCam.
Q: Can't use properly after installing a new version of VCam?
A: Please be sure to uninstall old version of VCam first (reboot if needed) then install the newer one.
Video Format Problems
Q: Why some kinds of video can't be added to VCam?
A: VCam is based on DirectShow architecture, so in theory, if you have installed the right codec and let the video can be played by Windows Media Player, VCam is able to play it as well.
VCam supports common video formats (*.avi; *.dat; *.vbr; *.mpeg; *.mpg; *,mp1; *.mp2; *.vob; *.wmv; *.asf; *.rm; *.rmvb; *.mov; *.3gp; *.mp4; *.mkv; *.flv ...).
If some video in your pc can't be played by VCam, please install the right codecs, such as XP-Codec-Pack, K-Lite, ffdshow or StormCodec;
If ASF, WMV file can't be played, please update (or reinstall) to the latest version of Windows Media Player;
If RM, RMVB file can't be played, please install the latest version of Real One Player;
If MOV file can't be played, please install the latest version of QuickTime Player;
Installing DirectX 9.0 or higher version is also recommended.
Q: Why there's no sound when playing WMV files?
A: You can:
(1). Kugoo software's bug, uninstall it or configure the audio device in it;
(2). Reinstall Windows Media Player.
Program Play Problems
Q: How to reduce the CPU usage when playing?
A: You can:
(1) Don's check the "Show the" (source video or processed video) item in Options dialog;
(2) Set "Default video size" in Options dialog to the right one you need such as 176 x144;
(3) Launch the application which will use VCam and open e2eCap webcam in it first, then launch VCam.
Q: How to let my friend hear the sound of video file when using VCam to video chat?
A: VCam only handles video, it just play the audio of video files on local pc, if you want to let your friend hearing the audio, you may:
(1) Open the audio mix function of your sound card: Double click the speaker icon in system tray, open volume control -> Options -> Properties -> Recording -> choose Wave Out Mix or Stereo Mix -> OK;
(2) Adjust the volume higher, and put your MIC near by your speaker, ^_^
Q: Is there any method to save the video of VCam to files?
A: VCam doesn't have this feature. But you can make it using other tools such as Windows Movie Maker, please see the example in VCam help file .
Screen Capture Problems
Q: Why my PC is very slow when doing screen capture? also with high CPU usage?
A: You can use a lower capture frame rate when capturing, which can be set in Options dialog. The default value of it is 15, you can set it to 5 for example.
Q: Why some window (such as a video play window) can't be captured? The captured image is black!
A: You need to close OS's hardware acceleration, method: Right click on desktop -> Properties -> Settings -> Advanced -> Troubleshoot -> Hardware acceleration, set it to "None" will be OK!
Note that you'd better change it back after screen capture finished.
Q: How to save the captured video to a video file?
A: Please refer to Program Play Problems - 3.
Q: Why the old serial number can not be used in new version?
A: Firstly, uninstall old version of VCam, you have to close VCam when uninstalling, if necessary you should reboot your PC, then install a new version to register.
Q: Is the serial number only valid for one PC? Will reinstallation make the serial number invalid?
A: Yes. The register method of VCam is similar with WinXP, and one serial number can only be used for one PC.
Serial number is still valid after reinstallation of OS. But it will be invalid if you changed your hardware:
(2) Network adapter or MAC address.
If registered user upgrade his PC, after authentication can have a new serial number freely, and the old one will be cancelled.