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where to get the value range of property of VideoCapture::set(id, value)? #15219

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panecho opened this issue Aug 4, 2019 · 1 comment
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where to get the value range of property of VideoCapture::set(id, value)? #15219

panecho opened this issue Aug 4, 2019 · 1 comment
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category: videoio feature priority: low

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@panecho
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panecho commented Aug 4, 2019 •
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System information (version)
  • OpenCV => ❔
  • Operating System / Platform => ❔
  • Compiler => ❔
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for example, CAP_PROP_EXPOSURE, how about the low and up bound value?
@mshabunin mshabunin added the question (invalid tracker) ask questions and other "no action" items here: https://forum.opencv.org label Aug 5, 2019
@kevinl7778
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I use v4l2-utils to get the web cam info,
v4l2-ctl --all will report all available information encluding exposure if its a variable on your camera.

@iamgd67 iamgd67 mentioned this issue Sep 5, 2019
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category: videoio feature priority: low
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VideoCapture get property with range and default value support iamgd67/opencv
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@mshabunin @alalek @panecho @kevinl7778