Questions - OpenCV Q&A Forum

300

views

1

answer

-1

votes

2019-06-24 17:23:54 -0600 Tetragramm

How hard is it to only extract specific class and functions?

216

views

1

answer

no

votes

2018-11-09 11:04:09 -0600 LBerger

How to extract only the foreground using the given mask?

5k

views

no

answers

2

votes

2018-08-26 22:23:05 -0600 eatcosmos

Is findContours fast enough ?

846

views

no

answers

no

votes

2018-07-30 18:23:25 -0600 raisa_

Is it possible to crop raw video before extracting all the frames ? [closed]

1k

views

1

answer

1

vote

2018-07-09 21:51:55 -0600 sjhalayka

Extract only few seconds in the beginning of video file

425

views

1

answer

no

votes

2018-06-19 20:41:55 -0600 Tetragramm

Extract all video frame from mp4 video

1k

views

2

answers

1

vote

2014-10-02 10:00:32 -0600 berak

Why does cv::DescriptorExtractor::compute return empty descriptors for a std::vector<cv::Mat>?

139

views

no

answers

1

vote

2014-10-02 04:59:49 -0600 Jan Marek

8 questions

How hard is it to only extract specific class and functions?

How to extract only the foreground using the given mask?

Is findContours fast enough ?

Is it possible to crop raw video before extracting all the frames ? [closed]

Extract only few seconds in the beginning of video file

Extract all video frame from mp4 video

Why does cv::DescriptorExtractor::compute return empty descriptors for a std::vector<cv::Mat>?

Is there a reason behind hiding FeatureExtractor::compute(...) in Feature 2D?

Links

Contributors

Tags