{"action":"created","issue":{"url":"https://api.github.com/repos/brendan-duncan/image/issues/35","labels_url":"https://api.github.com/repos/brendan-duncan/image/issues/35/labels{/name}","comments_url":"https://api.github.com/repos/brendan-duncan/image/issues/35/comments","events_url":"https://api.github.com/repos/brendan-duncan/image/issues/35/events","html_url":"https://github.com/brendan-duncan/image/issues/35","id":57134860,"number":35,"title":"PNG: Gamma chunk incorrectly applied to ALPHA","user":{"login":"jtmcdole","id":1924313,"avatar_url":"https://avatars.githubusercontent.com/u/1924313?v=3","gravatar_id":"","url":"https://api.github.com/users/jtmcdole","html_url":"https://github.com/jtmcdole","followers_url":"https://api.github.com/users/jtmcdole/followers","following_url":"https://api.github.com/users/jtmcdole/following{/other_user}","gists_url":"https://api.github.com/users/jtmcdole/gists{/gist_id}","starred_url":"https://api.github.com/users/jtmcdole/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/jtmcdole/subscriptions","organizations_url":"https://api.github.com/users/jtmcdole/orgs","repos_url":"https://api.github.com/users/jtmcdole/repos","events_url":"https://api.github.com/users/jtmcdole/events{/privacy}","received_events_url":"https://api.github.com/users/jtmcdole/received_events","type":"User","site_admin":false},"labels":[],"state":"closed","locked":false,"assignee":null,"milestone":null,"comments":4,"created_at":"2015-02-10T06:07:12Z","updated_at":"2015-02-12T04:35:43Z","closed_at":"2015-02-12T04:35:43Z","body":"According to specs: \r\n_The gamma value has no effect on alpha samples, which are always a linear fraction of full opacity_\r\n\r\nSetup: Image input: PNG Grayscale+Alpha (2byte). Random gamma chunk of 0.45.   Alpha channel is initially 192 (0xC0) and is changed to 224 (0xE0) due to gamma/clut tables."},"comment":{"url":"https://api.github.com/repos/brendan-duncan/image/issues/comments/74016355","html_url":"https://github.com/brendan-duncan/image/issues/35#issuecomment-74016355","issue_url":"https://api.github.com/repos/brendan-duncan/image/issues/35","id":74016355,"user":{"login":"jtmcdole","id":1924313,"avatar_url":"https://avatars.githubusercontent.com/u/1924313?v=3","gravatar_id":"","url":"https://api.github.com/users/jtmcdole","html_url":"https://github.com/jtmcdole","followers_url":"https://api.github.com/users/jtmcdole/followers","following_url":"https://api.github.com/users/jtmcdole/following{/other_user}","gists_url":"https://api.github.com/users/jtmcdole/gists{/gist_id}","starred_url":"https://api.github.com/users/jtmcdole/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/jtmcdole/subscriptions","organizations_url":"https://api.github.com/users/jtmcdole/orgs","repos_url":"https://api.github.com/users/jtmcdole/repos","events_url":"https://api.github.com/users/jtmcdole/events{/privacy}","received_events_url":"https://api.github.com/users/jtmcdole/received_events","type":"User","site_admin":false},"created_at":"2015-02-12T04:35:43Z","updated_at":"2015-02-12T04:35:43Z","body":"Easiest 2 liner I've done in a while :)"}}