{"action":"created","comment":{"url":"https://api.github.com/repos/google/spatial-media/pulls/comments/76270302","id":76270302,"diff_hunk":"@@ -267,3 +267,155 @@ monoscopic equirectangular video:\n               ...\n ```\n \n+### WebM (Matroska)\n+Spherical video metadata is stored in a new master element, `Projection`,\n+placed inside a video track's `Video` master element.\n+\n+\n+As the V2 specification stores its metadata in a different location, it is\n+possible for a file to contain both the V1 and V2 metadata. If both V1 and\n+V2 metadata are contained they should contain semantically equivalent\n+information, with V2 taking priority when they differ.\n+\n+#### `Projection` master element\n+##### Definition\n+ID: 0x7670 \\\n+Level: 4 \\\n+Mandatory: No \\\n+Type: Master  \\\n+Default: N/A \\\n+Minver: 4 \\\n+WebM: Yes \\\n+Container: `Video` master element\n+\n+Describes the video projection details. Used to render spherical and VR videos.\n+\n+#### `ProjectionType` element\n+##### Definition\n+ID: 0x7671 \\\n+Level: 5 \\\n+Mandatory: Yes \\\n+Type: uinteger \\\n+Default: 0 \\\n+Minver: 4 \\\n+WebM: Yes \\\n+Container: `Projection` master element\n+\n+Describes the projection used for this video track.\n+\n+##### Semantics\n+`ProjectionType` is an enum. The valid values are:\n+\n+* 0: Rectangular\n+* 1: Equirectangular\n+* 2: Cubemap\n+\n+\n+#### `ProjectionPrivate` element\n+##### Definition\n+ID: 0x7672 \\\n+Level: 5 \\\n+Mandatory: No \\\n+Type: binary  \\\n+Default: N/A \\\n+Minver: 4 \\\n+WebM: Yes \\\n+Container: `Projection` master element\n+\n+Private data known only to the projection codec.\n+\n+##### Semantics\n+ * If `ProjectionType` equals 0 (Rectangular), then this element must not be\n+present.\n+ * If `ProjectionType` equals 1 (Equirectangular), then this element must be\n+ present and contain the same binary data that would be stored inside an\n+ISOBMFF Equirectangular Projection Box ('equi').\n+ * If `ProjectionType` equals 2 (Cubemap), then this element must be present\n+and contain the same binary data that would be stored inside an ISOBMFF\n+Cubemap Projection Box('cbmp').\n+\n+Note: ISOBMFF box size and fourcc fields are not included in the binary\n+data, but the FullBox version and flag fields are. This is to avoid\n+redundant framing information while preserving versioning and semantics\n+between the two container formats.\n+\n+#### `ProjectionPoseYaw` element","path":"docs/spherical-video-v2-rfc.md","position":76,"original_position":76,"commit_id":"c0a86e88e74c63b270c8583e09e2a36ad4651dd8","original_commit_id":"c0a86e88e74c63b270c8583e09e2a36ad4651dd8","user":{"login":"dcower","id":1388260,"avatar_url":"https://avatars.githubusercontent.com/u/1388260?v=3","gravatar_id":"","url":"https://api.github.com/users/dcower","html_url":"https://github.com/dcower","followers_url":"https://api.github.com/users/dcower/followers","following_url":"https://api.github.com/users/dcower/following{/other_user}","gists_url":"https://api.github.com/users/dcower/gists{/gist_id}","starred_url":"https://api.github.com/users/dcower/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/dcower/subscriptions","organizations_url":"https://api.github.com/users/dcower/orgs","repos_url":"https://api.github.com/users/dcower/repos","events_url":"https://api.github.com/users/dcower/events{/privacy}","received_events_url":"https://api.github.com/users/dcower/received_events","type":"User","site_admin":false},"body":"Up to you, but maybe to be more consistent with ISOBMFF spec, add \"Degrees\" to these element names","created_at":"2016-08-25T15:50:11Z","updated_at":"2016-08-25T15:50:11Z","html_url":"https://github.com/google/spatial-media/pull/127#discussion_r76270302","pull_request_url":"https://api.github.com/repos/google/spatial-media/pulls/127","_links":{"self":{"href":"https://api.github.com/repos/google/spatial-media/pulls/comments/76270302"},"html":{"href":"https://github.com/google/spatial-media/pull/127#discussion_r76270302"},"pull_request":{"href":"https://api.github.com/repos/google/spatial-media/pulls/127"}}},"pull_request":{"url":"https://api.github.com/repos/google/spatial-media/pulls/127","id":82739861,"html_url":"https://github.com/google/spatial-media/pull/127","diff_url":"https://github.com/google/spatial-media/pull/127.diff","patch_url":"https://github.com/google/spatial-media/pull/127.patch","issue_url":"https://api.github.com/repos/google/spatial-media/issues/127","number":127,"state":"open","locked":false,"title":"Add WebM support to Spherical Video V2 RFC.","user":{"login":"acolwell","id":300262,"avatar_url":"https://avatars.githubusercontent.com/u/300262?v=3","gravatar_id":"","url":"https://api.github.com/users/acolwell","html_url":"https://github.com/acolwell","followers_url":"https://api.github.com/users/acolwell/followers","following_url":"https://api.github.com/users/acolwell/following{/other_user}","gists_url":"https://api.github.com/users/acolwell/gists{/gist_id}","starred_url":"https://api.github.com/users/acolwell/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/acolwell/subscriptions","organizations_url":"https://api.github.com/users/acolwell/orgs","repos_url":"https://api.github.com/users/acolwell/repos","events_url":"https://api.github.com/users/acolwell/events{/privacy}","received_events_url":"https://api.github.com/users/acolwell/received_events","type":"User","site_admin":false},"body":"Here is a proposal for specifying v2 metadata for WebM. It provides similar functionality to the ISOBMFF section, but rearranges a few things to make them look a little more like how other information is typically specified in WebM/Matroska.","created_at":"2016-08-25T15:20:03Z","updated_at":"2016-08-25T15:50:11Z","closed_at":null,"merged_at":null,"merge_commit_sha":"7813e2003042f28d76791d3512647a0d0100ec37","assignee":null,"assignees":[],"milestone":null,"commits_url":"https://api.github.com/repos/google/spatial-media/pulls/127/commits","review_comments_url":"https://api.github.com/repos/google/spatial-media/pulls/127/comments","review_comment_url":"https://api.github.com/repos/google/spatial-media/pulls/comments{/number}","comments_url":"https://api.github.com/repos/google/spatial-media/issues/127/comments","statuses_url":"https://api.github.com/repos/google/spatial-media/statuses/c0a86e88e74c63b270c8583e09e2a36ad4651dd8","head":{"label":"acolwell:add-webm-support-to-v2-spec","ref":"add-webm-support-to-v2-spec","sha":"c0a86e88e74c63b270c8583e09e2a36ad4651dd8","user":{"login":"acolwell","id":300262,"avatar_url":"https://avatars.githubusercontent.com/u/300262?v=3","gravatar_id":"","url":"https://api.github.com/users/acolwell","html_url":"https://github.com/acolwell","followers_url":"https://api.github.com/users/acolwell/followers","following_url":"https://api.github.com/users/acolwell/following{/other_user}","gists_url":"https://api.github.com/users/acolwell/gists{/gist_id}","starred_url":"https://api.github.com/users/acolwell/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/acolwell/subscriptions","organizations_url":"https://api.github.com/users/acolwell/orgs","repos_url":"https://api.github.com/users/acolwell/repos","events_url":"https://api.github.com/users/acolwell/events{/privacy}","received_events_url":"https://api.github.com/users/acolwell/received_events","type":"User","site_admin":false},"repo":{"id":39153612,"name":"spatial-media","full_name":"acolwell/spatial-media","owner":{"login":"acolwell","id":300262,"avatar_url":"https://avatars.githubusercontent.com/u/300262?v=3","gravatar_id":"","url":"https://api.github.com/users/acolwell","html_url":"https://github.com/acolwell","followers_url":"https://api.github.com/users/acolwell/followers","following_url":"https://api.github.com/users/acolwell/following{/other_user}","gists_url":"https://api.github.com/users/acolwell/gists{/gist_id}","starred_url":"https://api.github.com/users/acolwell/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/acolwell/subscriptions","organizations_url":"https://api.github.com/users/acolwell/orgs","repos_url":"https://api.github.com/users/acolwell/repos","events_url":"https://api.github.com/users/acolwell/events{/privacy}","received_events_url":"https://api.github.com/users/acolwell/received_events","type":"User","site_admin":false},"private":false,"html_url":"https://github.com/acolwell/spatial-media","description":null,"fork":true,"url":"https://api.github.com/repos/acolwell/spatial-media","forks_url":"https://api.github.com/repos/acolwell/spatial-media/forks","keys_url":"https://api.github.com/repos/acolwell/spatial-media/keys{/key_id}","collaborators_url":"https://api.github.com/repos/acolwell/spatial-media/collaborators{/collaborator}","teams_url":"https://api.github.com/repos/acolwell/spatial-media/teams","hooks_url":"https://api.github.com/repos/acolwell/spatial-media/hooks","issue_events_url":"https://api.github.com/repos/acolwell/spatial-media/issues/events{/number}","events_url":"https://api.github.com/repos/acolwell/spatial-media/events","assignees_url":"https://api.github.com/repos/acolwell/spatial-media/assignees{/user}","branches_url":"https://api.github.com/repos/acolwell/spatial-media/branches{/branch}","tags_url":"https://api.github.com/repos/acolwell/spatial-media/tags","blobs_url":"https://api.github.com/repos/acolwell/spatial-media/git/blobs{/sha}","git_tags_url":"https://api.github.com/repos/acolwell/spatial-media/git/tags{/sha}","git_refs_url":"https://api.github.com/repos/acolwell/spatial-media/git/refs{/sha}","trees_url":"https://api.github.com/repos/acolwell/spatial-media/git/trees{/sha}","statuses_url":"https://api.github.com/repos/acolwell/spatial-media/statuses/{sha}","languages_url":"https://api.github.com/repos/acolwell/spatial-media/languages","stargazers_url":"https://api.github.com/repos/acolwell/spatial-media/stargazers","contributors_url":"https://api.github.com/repos/acolwell/spatial-media/contributors","subscribers_url":"https://api.github.com/repos/acolwell/spatial-media/subscribers","subscription_url":"https://api.github.com/repos/acolwell/spatial-media/subscription","commits_url":"https://api.github.com/repos/acolwell/spatial-media/commits{/sha}","git_commits_url":"https://api.github.com/repos/acolwell/spatial-media/git/commits{/sha}","comments_url":"https://api.github.com/repos/acolwell/spatial-media/comments{/number}","issue_comment_url":"https://api.github.com/repos/acolwell/spatial-media/issues/comments{/number}","contents_url":"https://api.github.com/repos/acolwell/spatial-media/contents/{+path}","compare_url":"https://api.github.com/repos/acolwell/spatial-media/compare/{base}...{head}","merges_url":"https://api.github.com/repos/acolwell/spatial-media/merges","archive_url":"https://api.github.com/repos/acolwell/spatial-media/{archive_format}{/ref}","downloads_url":"https://api.github.com/repos/acolwell/spatial-media/downloads","issues_url":"https://api.github.com/repos/acolwell/spatial-media/issues{/number}","pulls_url":"https://api.github.com/repos/acolwell/spatial-media/pulls{/number}","milestones_url":"https://api.github.com/repos/acolwell/spatial-media/milestones{/number}","notifications_url":"https://api.github.com/repos/acolwell/spatial-media/notifications{?since,all,participating}","labels_url":"https://api.github.com/repos/acolwell/spatial-media/labels{/name}","releases_url":"https://api.github.com/repos/acolwell/spatial-media/releases{/id}","deployments_url":"https://api.github.com/repos/acolwell/spatial-media/deployments","created_at":"2015-07-15T18:24:11Z","updated_at":"2016-08-25T15:04:30Z","pushed_at":"2016-08-25T15:10:16Z","git_url":"git://github.com/acolwell/spatial-media.git","ssh_url":"git@github.com:acolwell/spatial-media.git","clone_url":"https://github.com/acolwell/spatial-media.git","svn_url":"https://github.com/acolwell/spatial-media","homepage":null,"size":126,"stargazers_count":0,"watchers_count":0,"language":"Python","has_issues":false,"has_downloads":false,"has_wiki":false,"has_pages":false,"forks_count":0,"mirror_url":null,"open_issues_count":0,"forks":0,"open_issues":0,"watchers":0,"default_branch":"master"}},"base":{"label":"google:master","ref":"master","sha":"a6d0952b853afa9b5b2ec20e5fb18a63f520fd2c","user":{"login":"google","id":1342004,"avatar_url":"https://avatars.githubusercontent.com/u/1342004?v=3","gravatar_id":"","url":"https://api.github.com/users/google","html_url":"https://github.com/google","followers_url":"https://api.github.com/users/google/followers","following_url":"https://api.github.com/users/google/following{/other_user}","gists_url":"https://api.github.com/users/google/gists{/gist_id}","starred_url":"https://api.github.com/users/google/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/google/subscriptions","organizations_url":"https://api.github.com/users/google/orgs","repos_url":"https://api.github.com/users/google/repos","events_url":"https://api.github.com/users/google/events{/privacy}","received_events_url":"https://api.github.com/users/google/received_events","type":"Organization","site_admin":false},"repo":{"id":30674951,"name":"spatial-media","full_name":"google/spatial-media","owner":{"login":"google","id":1342004,"avatar_url":"https://avatars.githubusercontent.com/u/1342004?v=3","gravatar_id":"","url":"https://api.github.com/users/google","html_url":"https://github.com/google","followers_url":"https://api.github.com/users/google/followers","following_url":"https://api.github.com/users/google/following{/other_user}","gists_url":"https://api.github.com/users/google/gists{/gist_id}","starred_url":"https://api.github.com/users/google/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/google/subscriptions","organizations_url":"https://api.github.com/users/google/orgs","repos_url":"https://api.github.com/users/google/repos","events_url":"https://api.github.com/users/google/events{/privacy}","received_events_url":"https://api.github.com/users/google/received_events","type":"Organization","site_admin":false},"private":false,"html_url":"https://github.com/google/spatial-media","description":"Specifications and tools for 360º video and spatial audio.","fork":false,"url":"https://api.github.com/repos/google/spatial-media","forks_url":"https://api.github.com/repos/google/spatial-media/forks","keys_url":"https://api.github.com/repos/google/spatial-media/keys{/key_id}","collaborators_url":"https://api.github.com/repos/google/spatial-media/collaborators{/collaborator}","teams_url":"https://api.github.com/repos/google/spatial-media/teams","hooks_url":"https://api.github.com/repos/google/spatial-media/hooks","issue_events_url":"https://api.github.com/repos/google/spatial-media/issues/events{/number}","events_url":"https://api.github.com/repos/google/spatial-media/events","assignees_url":"https://api.github.com/repos/google/spatial-media/assignees{/user}","branches_url":"https://api.github.com/repos/google/spatial-media/branches{/branch}","tags_url":"https://api.github.com/repos/google/spatial-media/tags","blobs_url":"https://api.github.com/repos/google/spatial-media/git/blobs{/sha}","git_tags_url":"https://api.github.com/repos/google/spatial-media/git/tags{/sha}","git_refs_url":"https://api.github.com/repos/google/spatial-media/git/refs{/sha}","trees_url":"https://api.github.com/repos/google/spatial-media/git/trees{/sha}","statuses_url":"https://api.github.com/repos/google/spatial-media/statuses/{sha}","languages_url":"https://api.github.com/repos/google/spatial-media/languages","stargazers_url":"https://api.github.com/repos/google/spatial-media/stargazers","contributors_url":"https://api.github.com/repos/google/spatial-media/contributors","subscribers_url":"https://api.github.com/repos/google/spatial-media/subscribers","subscription_url":"https://api.github.com/repos/google/spatial-media/subscription","commits_url":"https://api.github.com/repos/google/spatial-media/commits{/sha}","git_commits_url":"https://api.github.com/repos/google/spatial-media/git/commits{/sha}","comments_url":"https://api.github.com/repos/google/spatial-media/comments{/number}","issue_comment_url":"https://api.github.com/repos/google/spatial-media/issues/comments{/number}","contents_url":"https://api.github.com/repos/google/spatial-media/contents/{+path}","compare_url":"https://api.github.com/repos/google/spatial-media/compare/{base}...{head}","merges_url":"https://api.github.com/repos/google/spatial-media/merges","archive_url":"https://api.github.com/repos/google/spatial-media/{archive_format}{/ref}","downloads_url":"https://api.github.com/repos/google/spatial-media/downloads","issues_url":"https://api.github.com/repos/google/spatial-media/issues{/number}","pulls_url":"https://api.github.com/repos/google/spatial-media/pulls{/number}","milestones_url":"https://api.github.com/repos/google/spatial-media/milestones{/number}","notifications_url":"https://api.github.com/repos/google/spatial-media/notifications{?since,all,participating}","labels_url":"https://api.github.com/repos/google/spatial-media/labels{/name}","releases_url":"https://api.github.com/repos/google/spatial-media/releases{/id}","deployments_url":"https://api.github.com/repos/google/spatial-media/deployments","created_at":"2015-02-11T23:19:50Z","updated_at":"2016-08-24T21:54:36Z","pushed_at":"2016-08-25T15:20:03Z","git_url":"git://github.com/google/spatial-media.git","ssh_url":"git@github.com:google/spatial-media.git","clone_url":"https://github.com/google/spatial-media.git","svn_url":"https://github.com/google/spatial-media","homepage":"","size":232,"stargazers_count":348,"watchers_count":348,"language":"Python","has_issues":true,"has_downloads":false,"has_wiki":false,"has_pages":true,"forks_count":95,"mirror_url":null,"open_issues_count":18,"forks":95,"open_issues":18,"watchers":348,"default_branch":"master"}},"_links":{"self":{"href":"https://api.github.com/repos/google/spatial-media/pulls/127"},"html":{"href":"https://github.com/google/spatial-media/pull/127"},"issue":{"href":"https://api.github.com/repos/google/spatial-media/issues/127"},"comments":{"href":"https://api.github.com/repos/google/spatial-media/issues/127/comments"},"review_comments":{"href":"https://api.github.com/repos/google/spatial-media/pulls/127/comments"},"review_comment":{"href":"https://api.github.com/repos/google/spatial-media/pulls/comments{/number}"},"commits":{"href":"https://api.github.com/repos/google/spatial-media/pulls/127/commits"},"statuses":{"href":"https://api.github.com/repos/google/spatial-media/statuses/c0a86e88e74c63b270c8583e09e2a36ad4651dd8"}}}}
{"actor":{"display_login":"dcower"}}