{"action":"created","issue":{"url":"https://api.github.com/repos/thesofproject/sof/issues/574","repository_url":"https://api.github.com/repos/thesofproject/sof","labels_url":"https://api.github.com/repos/thesofproject/sof/issues/574/labels{/name}","comments_url":"https://api.github.com/repos/thesofproject/sof/issues/574/comments","events_url":"https://api.github.com/repos/thesofproject/sof/issues/574/events","html_url":"https://github.com/thesofproject/sof/issues/574","id":380583726,"node_id":"MDU6SXNzdWUzODA1ODM3MjY=","number":574,"title":"noise when switch aplay between background & foreground.","user":{"login":"Jiangxinx","id":44258626,"node_id":"MDQ6VXNlcjQ0MjU4NjI2","avatar_url":"https://avatars3.githubusercontent.com/u/44258626?v=4","gravatar_id":"","url":"https://api.github.com/users/Jiangxinx","html_url":"https://github.com/Jiangxinx","followers_url":"https://api.github.com/users/Jiangxinx/followers","following_url":"https://api.github.com/users/Jiangxinx/following{/other_user}","gists_url":"https://api.github.com/users/Jiangxinx/gists{/gist_id}","starred_url":"https://api.github.com/users/Jiangxinx/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/Jiangxinx/subscriptions","organizations_url":"https://api.github.com/users/Jiangxinx/orgs","repos_url":"https://api.github.com/users/Jiangxinx/repos","events_url":"https://api.github.com/users/Jiangxinx/events{/privacy}","received_events_url":"https://api.github.com/users/Jiangxinx/received_events","type":"User","site_admin":false},"labels":[{"id":971366931,"node_id":"MDU6TGFiZWw5NzEzNjY5MzE=","url":"https://api.github.com/repos/thesofproject/sof/labels/APL","name":"APL","color":"89e283","default":false},{"id":1026948283,"node_id":"MDU6TGFiZWwxMDI2OTQ4Mjgz","url":"https://api.github.com/repos/thesofproject/sof/labels/P2","name":"P2","color":"ffac3f","default":false},{"id":1043580790,"node_id":"MDU6TGFiZWwxMDQzNTgwNzkw","url":"https://api.github.com/repos/thesofproject/sof/labels/br-master","name":"br-master","color":"073784","default":false},{"id":950784215,"node_id":"MDU6TGFiZWw5NTA3ODQyMTU=","url":"https://api.github.com/repos/thesofproject/sof/labels/bug","name":"bug","color":"d73a4a","default":true}],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":0,"created_at":"2018-11-14T08:20:59Z","updated_at":"2018-11-14T09:04:14Z","closed_at":null,"author_association":"COLLABORATOR","body":"Noise when switch aplay between background & foreground.\r\n\r\nHow to reproduce:\r\n1.aplay -Dhw:0,0 -c2 -fS16_LE audio.wav -vv -i\r\n2.background aplay\r\n   ctrl+z\r\n3.foreground aplay\r\n   %1\r\n4.sof-logger -l sof-apl.ldc -t -o dsp.log\r\n\r\nEnv:\r\nhardware version: UP2\r\nsof-master: c05850c0\r\nsoft-master: 5894ed4\r\nkernel sof-dev: 326e446f\r\ntplg: sof-apl-pcm512x.tplg\r\n\r\nLog:\r\n[dsp.log](https://github.com/thesofproject/sof/files/2579731/dsp.log)\r\n[dmesg.log](https://github.com/thesofproject/sof/files/2579732/dmesg.log)\r\n"},"comment":{"url":"https://api.github.com/repos/thesofproject/sof/issues/comments/438588353","html_url":"https://github.com/thesofproject/sof/issues/574#issuecomment-438588353","issue_url":"https://api.github.com/repos/thesofproject/sof/issues/574","id":438588353,"node_id":"MDEyOklzc3VlQ29tbWVudDQzODU4ODM1Mw==","user":{"login":"lgirdwood","id":12020523,"node_id":"MDQ6VXNlcjEyMDIwNTIz","avatar_url":"https://avatars0.githubusercontent.com/u/12020523?v=4","gravatar_id":"","url":"https://api.github.com/users/lgirdwood","html_url":"https://github.com/lgirdwood","followers_url":"https://api.github.com/users/lgirdwood/followers","following_url":"https://api.github.com/users/lgirdwood/following{/other_user}","gists_url":"https://api.github.com/users/lgirdwood/gists{/gist_id}","starred_url":"https://api.github.com/users/lgirdwood/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/lgirdwood/subscriptions","organizations_url":"https://api.github.com/users/lgirdwood/orgs","repos_url":"https://api.github.com/users/lgirdwood/repos","events_url":"https://api.github.com/users/lgirdwood/events{/privacy}","received_events_url":"https://api.github.com/users/lgirdwood/received_events","type":"User","site_admin":false},"created_at":"2018-11-14T09:04:14Z","updated_at":"2018-11-14T09:04:14Z","author_association":"MEMBER","body":"@Jiangxinx can you provide audacity screenshots (with several zoom levels) of capture noise when playing a fixed frequency sine wave and also some small wav file recordings. Please also try aply with bigger buffer and more periods to see if the result is the same.\r\n\r\n@mengdonglin please can you add a section in your howto for different types of bugs. i.e. we have boot bugs, runtime logic bugs and audio quality bugs atm"}}
{"actor":{"display_login":"lgirdwood"}}