{"action":"opened","issue":{"url":"https://api.github.com/repos/SixLabors/ImageSharp/issues/460","repository_url":"https://api.github.com/repos/SixLabors/ImageSharp","labels_url":"https://api.github.com/repos/SixLabors/ImageSharp/issues/460/labels{/name}","comments_url":"https://api.github.com/repos/SixLabors/ImageSharp/issues/460/comments","events_url":"https://api.github.com/repos/SixLabors/ImageSharp/issues/460/events","html_url":"https://github.com/SixLabors/ImageSharp/issues/460","id":295577807,"number":460,"title":"Allow decoders to load metadata only","user":{"login":"vpenades","id":5433822,"avatar_url":"https://avatars1.githubusercontent.com/u/5433822?v=4","gravatar_id":"","url":"https://api.github.com/users/vpenades","html_url":"https://github.com/vpenades","followers_url":"https://api.github.com/users/vpenades/followers","following_url":"https://api.github.com/users/vpenades/following{/other_user}","gists_url":"https://api.github.com/users/vpenades/gists{/gist_id}","starred_url":"https://api.github.com/users/vpenades/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/vpenades/subscriptions","organizations_url":"https://api.github.com/users/vpenades/orgs","repos_url":"https://api.github.com/users/vpenades/repos","events_url":"https://api.github.com/users/vpenades/events{/privacy}","received_events_url":"https://api.github.com/users/vpenades/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":0,"created_at":"2018-02-08T16:28:09Z","updated_at":"2018-02-08T16:28:09Z","closed_at":null,"author_association":"CONTRIBUTOR","body":"### Prerequisites\r\n\r\n- [x] I have written a descriptive issue title\r\n- [x] I have verified that I am running the latest version of ImageSharp\r\n- [x] I have verified if the problem exist in both `DEBUG` and `RELEASE` mode\r\n- [x] I have searched [open](https://github.com/SixLabors/ImageSharp/issues) and [closed](https://github.com/SixLabors/ImageSharp/issues?q=is%3Aissue+is%3Aclosed) issues to ensure it has not already been reported\r\n\r\n### Description\r\nIn some scenarios, it could be interesting to load the MetaData information of an image, without loading the bitmap data.\r\n\r\nThe advantage is to be able to load the metadata of thousands of images much faster, and with less memory consumption.\r\n\r\nThe implementation would be done in the image decoders, with a `LoadMetadata `method or something like that.\r\n\r\nAs a bonus, it could be great to be able to modify the metadata of an image file, without modifying the actual compressed image.\r\n\r\n"}}
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