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About timestamp #7

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mmsx opened this issue Dec 22, 2022 · 4 comments
Open

About timestamp #7

mmsx opened this issue Dec 22, 2022 · 4 comments

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@mmsx
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mmsx commented Dec 22, 2022

Hello author, I would like to ask you how to get the timestamp of the beginning and end of the image, I always get one less data.

@XiangZ-0
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Hello mmsx,

You are recommended to use the iniVation DV software for data recording. In that case, you can find the 'timestamp_start_of_exposure' and 'timestamp_end_of_exposure' of each recorded frame in the aedat4 files.
Hope this helps.

@mmsx
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mmsx commented Dec 25, 2022

Thank you author, this has helped me tremendously, and I will try this method.

@mmsx
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mmsx commented May 19, 2023

Hello author, you previously suggested using the iniVation DV software for data recording, but if my video data is already available, how can I get the timestamp of the beginning and end of each frame of the image

@XiangZ-0
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That depends on how your video data was recorded. Due to camera or software limitations, some video recordings may not contain timestamp information, so you can check if your device supports this feature, then search the corresponding documents about how to read timestamps (Sorry I could not provide more information here since I am only familiar with iniVation DV). Otherwise, you might need to calculate the timestamps manually using exposure time and shutter speed, if these parameters are available.

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