A small tool to view real-world ActivityPub objects as JSON! Enter a URL
or username from Mastodon or a similar service below, and we'll send a
request with
the right
Accept
header
to the server to view the underlying object.
{
"@context": [
"https://join-lemmy.org/context.json",
"https://www.w3.org/ns/activitystreams"
],
"type": "Page",
"id": "https://lemm.ee/post/59714351",
"attributedTo": "https://lemm.ee/u/thickertoofan",
"to": [
"https://programming.dev/c/python",
"https://www.w3.org/ns/activitystreams#Public"
],
"name": "How do I segment this QR code from the white background using opencv",
"cc": [],
"content": "<p>cross-posted from: <a href=\"https://lemm.ee/post/59714239\">lemm.ee/post/59714239</a></p>\n<blockquote>\n<p>Some custom filter kernel to average out values from a chunk of pixels with some kind of “border aware” behaviour?</p>\n</blockquote>\n",
"mediaType": "text/html",
"source": {
"content": "cross-posted from: https://lemm.ee/post/59714239\n\n> Some custom filter kernel to average out values from a chunk of pixels with some kind of \"border aware\" behaviour?",
"mediaType": "text/markdown"
},
"attachment": [
{
"href": "https://imgur.com/a/BchnHse",
"mediaType": "text/html",
"type": "Link"
}
],
"image": {
"type": "Image",
"url": "https://imgur.com/a/BchnHse"
},
"sensitive": false,
"published": "2025-03-28T16:53:45.252951Z",
"updated": "2025-03-28T17:19:27.590209Z",
"language": {
"identifier": "en",
"name": "English"
},
"audience": "https://programming.dev/c/python",
"tag": [
{
"href": "https://lemm.ee/post/59714351",
"name": "#python",
"type": "Hashtag"
}
]
}