{"action":"opened","issue":{"url":"https://api.github.com/repos/Zulko/moviepy/issues/163","labels_url":"https://api.github.com/repos/Zulko/moviepy/issues/163/labels{/name}","comments_url":"https://api.github.com/repos/Zulko/moviepy/issues/163/comments","events_url":"https://api.github.com/repos/Zulko/moviepy/issues/163/events","html_url":"https://github.com/Zulko/moviepy/issues/163","id":71594304,"number":163,"title":"Speed optimisation using multiple processes","user":{"login":"svleeuwen","id":1196086,"avatar_url":"https://avatars.githubusercontent.com/u/1196086?v=3","gravatar_id":"","url":"https://api.github.com/users/svleeuwen","html_url":"https://github.com/svleeuwen","followers_url":"https://api.github.com/users/svleeuwen/followers","following_url":"https://api.github.com/users/svleeuwen/following{/other_user}","gists_url":"https://api.github.com/users/svleeuwen/gists{/gist_id}","starred_url":"https://api.github.com/users/svleeuwen/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/svleeuwen/subscriptions","organizations_url":"https://api.github.com/users/svleeuwen/orgs","repos_url":"https://api.github.com/users/svleeuwen/repos","events_url":"https://api.github.com/users/svleeuwen/events{/privacy}","received_events_url":"https://api.github.com/users/svleeuwen/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":0,"created_at":"2015-04-28T13:43:23Z","updated_at":"2015-04-28T13:43:23Z","closed_at":null,"body":"Hi,\r\n\r\nI came across this post https://github.com/antiboredom/videogrep/issues/3 were you highlight the fact that each VideoFileClip object creates an ffmpeg process.\r\nI noticed that I didn't take care of this in my code as well so I changed it so it reuses the same VidoeFileClip.\r\n\r\nHowerver, this has a drastic impact on the total rendering time. It takes a lot longer to render the video now. \r\n\r\nIs it bad to just let MoviePy create multiple ffmpeg processes?\r\nIs there another way to reduce rendering time? (I'm at 1.80 iters/sec now)\r\n\r\nRegards,\r\nSander"}}