{"action":"created","issue":{"url":"https://api.github.com/repos/opencv/opencv/issues/11962","repository_url":"https://api.github.com/repos/opencv/opencv","labels_url":"https://api.github.com/repos/opencv/opencv/issues/11962/labels{/name}","comments_url":"https://api.github.com/repos/opencv/opencv/issues/11962/comments","events_url":"https://api.github.com/repos/opencv/opencv/issues/11962/events","html_url":"https://github.com/opencv/opencv/issues/11962","id":340943760,"node_id":"MDU6SXNzdWUzNDA5NDM3NjA=","number":11962,"title":"opencv_createsamples consistently failing on Ubuntu 16.04.4","user":{"login":"Kekushke","id":38408239,"node_id":"MDQ6VXNlcjM4NDA4MjM5","avatar_url":"https://avatars0.githubusercontent.com/u/38408239?v=4","gravatar_id":"","url":"https://api.github.com/users/Kekushke","html_url":"https://github.com/Kekushke","followers_url":"https://api.github.com/users/Kekushke/followers","following_url":"https://api.github.com/users/Kekushke/following{/other_user}","gists_url":"https://api.github.com/users/Kekushke/gists{/gist_id}","starred_url":"https://api.github.com/users/Kekushke/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/Kekushke/subscriptions","organizations_url":"https://api.github.com/users/Kekushke/orgs","repos_url":"https://api.github.com/users/Kekushke/repos","events_url":"https://api.github.com/users/Kekushke/events{/privacy}","received_events_url":"https://api.github.com/users/Kekushke/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":0,"created_at":"2018-07-13T09:18:25Z","updated_at":"2018-07-14T10:40:43Z","closed_at":null,"author_association":"NONE","body":"- OpenCV => 3.4.2\r\n- Operating System / Platform => Ubuntu 16.04.4\r\n- Compiler => GCC\r\n\r\nThe following command:\r\n` opencv_createsamples -bgcolor 0 -bgthresh 0 -maxxangle 1.1 -maxyangle 1.1 -maxzangle 0.5 -maxidev 40 -w 25 -h 25 -num 100 -img filename.tif  -bg filelist.txt -vec filename.vec `\r\n\r\nConsistently fails with `Segmentation fault` . Checked all files, and command line options. Can be reproduced with any typical setup."},"comment":{"url":"https://api.github.com/repos/opencv/opencv/issues/comments/405014936","html_url":"https://github.com/opencv/opencv/issues/11962#issuecomment-405014936","issue_url":"https://api.github.com/repos/opencv/opencv/issues/11962","id":405014936,"node_id":"MDEyOklzc3VlQ29tbWVudDQwNTAxNDkzNg==","user":{"login":"Kekushke","id":38408239,"node_id":"MDQ6VXNlcjM4NDA4MjM5","avatar_url":"https://avatars0.githubusercontent.com/u/38408239?v=4","gravatar_id":"","url":"https://api.github.com/users/Kekushke","html_url":"https://github.com/Kekushke","followers_url":"https://api.github.com/users/Kekushke/followers","following_url":"https://api.github.com/users/Kekushke/following{/other_user}","gists_url":"https://api.github.com/users/Kekushke/gists{/gist_id}","starred_url":"https://api.github.com/users/Kekushke/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/Kekushke/subscriptions","organizations_url":"https://api.github.com/users/Kekushke/orgs","repos_url":"https://api.github.com/users/Kekushke/repos","events_url":"https://api.github.com/users/Kekushke/events{/privacy}","received_events_url":"https://api.github.com/users/Kekushke/received_events","type":"User","site_admin":false},"created_at":"2018-07-14T10:40:43Z","updated_at":"2018-07-14T10:40:43Z","author_association":"NONE","body":"Exact same setup works in 3.3.0.  Fails in 3.4.1 and 3.4.2."}}
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