Questions - OpenCV Q&A Forum

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2013-07-30 03:06:01 -0600 berak

Pixel access through python interface

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2015-03-09 06:20:00 -0600 begueradj

Not loosing the quality of pictures saved with cv2.imwrite()

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2016-02-03 20:53:55 -0600 granbywrestler

Reading image

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2017-12-21 00:54:25 -0600 moHe

Python faster pixel access

442

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2018-02-13 08:52:56 -0600 AcrimoniousMirth

OpenCV Python on RPi, can't seem to iterate through image width [closed]

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2018-08-28 14:54:46 -0600 MikeTronix

I have an image with all pixel values 0 i.e black image, i want to access pixels at certain image coordinates more then a 100 and change the value to 1 how can i do this using opencv python and for loops if possible?

506

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2018-10-27 12:06:50 -0600 berak

color percentage in image

231

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no

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2018-03-28 06:43:03 -0600 Chronos

a Line pixel comparison beetwen 2 frames of the same video

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2019-03-22 15:52:29 -0600 zAsdf

9 questions

Pixel access through python interface

Not loosing the quality of pictures saved with cv2.imwrite()

Reading image

Python faster pixel access

OpenCV Python on RPi, can't seem to iterate through image width [closed]

I have an image with all pixel values 0 i.e black image, i want to access pixels at certain image coordinates more then a 100 and change the value to 1 how can i do this using opencv python and for loops if possible?

color percentage in image

a Line pixel comparison beetwen 2 frames of the same video

How to measure a pixel's color every frame of a video?

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