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The VideoCaptureDevice class does not trigger the event new frame on windows 7 OS though it works perfectly in windows 10 #32

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mithunvs opened this issue Aug 8, 2018 · 6 comments

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@mithunvs
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mithunvs commented Aug 8, 2018

I hope this library works with windows 7 OS too. Is there any way to find out if the issue is with the device used for capturing

@mithunvs mithunvs changed the title The VideoCaptureDevice class does not trigger the event new frame on windows 7 OS though it works like a charm in windows 10 The VideoCaptureDevice class does not trigger the event new frame on windows 7 OS though it works perfectly in windows 10 Aug 8, 2018
@andrewkirillov
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Just tested - works without issues on my Windows 7. It might be system/camera specific issue, so I would suggest debugging with source code on your side.

@djhuds2k
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djhuds2k commented Nov 5, 2018

Did you ever resolve this issue? Have exactly the same issue on one Windows 7 Pro system. It works fine on lots of other systems with Win 7 but for some reason this one isn't working. it's not a driver issue as video capture works fine in other apps.

@andrewkirillov
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No. Was no able to reproduce on my system. Try taking the source code and debugging.

@selway
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selway commented Nov 11, 2018

No. Was no able to reproduce on my system. Try taking the source code and debugging.

I got the same problem. When I debugging with source code, I found that it was because ISampleGrabber stopped calling back VideoCpatureDevice.Grabber.BufferCB. But I never found out what caused it.

@GholibjonMadiyarov
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У меня также некоторое время работала 32-разрядная версия Windows 7, но она внезапно перестала работать.

@GholibjonMadiyarov
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Когда я вернул Windows в прежнее состояние, она снова запустилась, но через несколько дней снова перестала работать.

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