{"action":"created","issue":{"url":"https://api.github.com/repos/alicevision/AliceVision/issues/481","repository_url":"https://api.github.com/repos/alicevision/AliceVision","labels_url":"https://api.github.com/repos/alicevision/AliceVision/issues/481/labels{/name}","comments_url":"https://api.github.com/repos/alicevision/AliceVision/issues/481/comments","events_url":"https://api.github.com/repos/alicevision/AliceVision/issues/481/events","html_url":"https://github.com/alicevision/AliceVision/issues/481","id":349517971,"node_id":"MDU6SXNzdWUzNDk1MTc5NzE=","number":481,"title":"DepthMap Performance","user":{"login":"ChemicalXandco","id":32775248,"node_id":"MDQ6VXNlcjMyNzc1MjQ4","avatar_url":"https://avatars3.githubusercontent.com/u/32775248?v=4","gravatar_id":"","url":"https://api.github.com/users/ChemicalXandco","html_url":"https://github.com/ChemicalXandco","followers_url":"https://api.github.com/users/ChemicalXandco/followers","following_url":"https://api.github.com/users/ChemicalXandco/following{/other_user}","gists_url":"https://api.github.com/users/ChemicalXandco/gists{/gist_id}","starred_url":"https://api.github.com/users/ChemicalXandco/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/ChemicalXandco/subscriptions","organizations_url":"https://api.github.com/users/ChemicalXandco/orgs","repos_url":"https://api.github.com/users/ChemicalXandco/repos","events_url":"https://api.github.com/users/ChemicalXandco/events{/privacy}","received_events_url":"https://api.github.com/users/ChemicalXandco/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":2,"created_at":"2018-08-10T13:34:56Z","updated_at":"2018-08-30T04:13:26Z","closed_at":null,"author_association":"CONTRIBUTOR","body":"In https://scanbox.xyz/blog/alicevision-opensource-photogrammetry/ review, there is a chart comparing the computation speed to Reality Capture and Photoscan:\r\n\r\n![capture101](https://user-images.githubusercontent.com/32775248/43960262-6b6a5b08-9ca9-11e8-80ba-39aee7c3603b.PNG)\r\n\r\nThere is a big difference between Alicevision and the other 2.\r\n\r\nWhen I look at the GPU + CPU usage on task manager it is all over the place: GPU is mostly on ~25% and peaks to ~75%. The CPU is much the same but mostly on ~50%\r\n\r\n![capture102](https://user-images.githubusercontent.com/32775248/43962653-2daa312e-9cb0-11e8-9a03-cbc41e98759f.PNG)\r\n\r\n![capture103](https://user-images.githubusercontent.com/32775248/43962669-35383dfa-9cb0-11e8-8dbc-d1145505f814.PNG)\r\n\r\nIt needs optimising so that it uses as much available power as possible. I reckon it would get at least a 25% performance boost if it just uses all of the available processing _**power**_. \r\n\r\nPlatform: Windows x64\r\nHardware: i7 4790 \r\n                 GTX 1050 Ti\r\nVersion: 2.0.0"},"comment":{"url":"https://api.github.com/repos/alicevision/AliceVision/issues/comments/417184275","html_url":"https://github.com/alicevision/AliceVision/issues/481#issuecomment-417184275","issue_url":"https://api.github.com/repos/alicevision/AliceVision/issues/481","id":417184275,"node_id":"MDEyOklzc3VlQ29tbWVudDQxNzE4NDI3NQ==","user":{"login":"vilemduha","id":6907354,"node_id":"MDQ6VXNlcjY5MDczNTQ=","avatar_url":"https://avatars1.githubusercontent.com/u/6907354?v=4","gravatar_id":"","url":"https://api.github.com/users/vilemduha","html_url":"https://github.com/vilemduha","followers_url":"https://api.github.com/users/vilemduha/followers","following_url":"https://api.github.com/users/vilemduha/following{/other_user}","gists_url":"https://api.github.com/users/vilemduha/gists{/gist_id}","starred_url":"https://api.github.com/users/vilemduha/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/vilemduha/subscriptions","organizations_url":"https://api.github.com/users/vilemduha/orgs","repos_url":"https://api.github.com/users/vilemduha/repos","events_url":"https://api.github.com/users/vilemduha/events{/privacy}","received_events_url":"https://api.github.com/users/vilemduha/received_events","type":"User","site_admin":false},"created_at":"2018-08-30T04:13:26Z","updated_at":"2018-08-30T04:13:26Z","author_association":"NONE","body":"is there a way for usual users to test this patch? Or would I have to build Alicevision from scratch?"}}
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