Skip to content

feat: add File STAC extension #1006

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Closed
bradh wants to merge 2 commits into from
Closed

feat: add File STAC extension #1006

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
ffc7070
feat: add File STAC extension
bradh Mar 31, 2026
0d02cb6
Merge branch 'main' into file_extension_2026-03-31
gadomski Mar 31, 2026
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
7 changes: 7 additions & 0 deletions crates/core/src/asset.rs
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -78,6 +78,12 @@ pub struct Asset {
#[serde(skip_serializing_if = "Option::is_none")]
pub unit: Option<String>,

/// A list of extension identifiers the `Asset` implements.
#[serde(rename = "stac_extensions")]
#[serde(skip_serializing_if = "Vec::is_empty")]
#[serde(default)]
pub extensions: Vec<String>,

/// Additional fields on the asset.
#[serde(flatten)]
pub additional_fields: Map<String, Value>,
Expand Down Expand Up @@ -146,6 +152,7 @@ impl Asset {
nodata: None,
statistics: None,
unit: None,
extensions: Vec::new(),
additional_fields: Map::new(),
}
}
Expand Down
7 changes: 7 additions & 0 deletions crates/core/src/link.rs
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -82,6 +82,12 @@ pub struct Link {
#[serde(skip_serializing_if = "Option::is_none")]
pub merge: Option<bool>,

/// A list of extension identifiers the `Link` implements.
#[serde(rename = "stac_extensions")]
#[serde(skip_serializing_if = "Vec::is_empty")]
#[serde(default)]
pub extensions: Vec<String>,

/// Additional fields on the link.
#[serde(flatten)]
pub additional_fields: Map<String, Value>,
Expand Down Expand Up @@ -301,6 +307,7 @@ impl Link {
headers: None,
body: None,
merge: None,
extensions: Vec::new(),
additional_fields: Map::new(),
}
}
Expand Down
29 changes: 29 additions & 0 deletions crates/extensions/data/file/catalog.json
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -0,0 +1,29 @@
{
"id": "examples",
"stac_extensions": [
"https://stac-extensions.github.io/file/v2.1.0/schema.json"
],
"type": "Catalog",
"title": "Example Catalog",
"stac_version": "1.0.0",
"description": "This catalog is a simple demonstration of an example catalog that is used to organize a hierarchy of collections and their items.",
"links": [
{
"rel": "root",
"href": "./catalog.json",
"type": "application/json"
},
{
"rel": "item",
"href": "./some-item.json",
"type": "application/json",
"title": "Some item",
"file:size": 8675309
},
{
"rel": "self",
"href": "https://raw.githubusercontent.com/radiantearth/stac-spec/v1.0.0/examples/catalog.json",
"type": "application/json"
}
]
}
50 changes: 50 additions & 0 deletions crates/extensions/data/file/collection.json
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -0,0 +1,50 @@
{
"stac_version": "1.0.0",
"stac_extensions": [
"https://stac-extensions.github.io/file/v2.1.0/schema.json"
],
"id": "example",
"type": "Collection",
"title": "File Example",
"description": "This examples shows how to use the file extension for collection assets.",
"extent": {
"spatial": {
"bbox": [
[
-180,
-90,
180,
90
]
]
},
"temporal": {
"interval": [
[
"2012-01-15T12:00:00Z",
"2014-12-15T12:00:00Z"
]
]
}
},
"license": "Apache-2.0",
"links": [
{
"href": "https://example.com",
"type": "text/html",
"rel": "about"
}
],
"assets": {
"thumbnail": {
"href": "logo.png",
"title": "A preview image for visualization.",
"type": "image/png",
"roles": [
"thumbnail"
],
"file:checksum": "90e4021044a8995dd50b6657a037a7839304535b",
"file:size": 153600
}
}
}
102 changes: 102 additions & 0 deletions crates/extensions/data/file/item.json
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -0,0 +1,102 @@
{
"id": "S1A_EW_GRDM_1SSH_20181103T235855_20181103T235955_024430_02AD5D_5616",
"type": "Feature",
"stac_version": "1.0.0",
"stac_extensions": [
"https://stac-extensions.github.io/file/v2.1.0/schema.json"
],
"bbox": [
-70.275032,
-64.72924,
-65.087479,
-51.105831
],
"geometry": {
"type": "Polygon",
"coordinates": [
[
[
-67.071648,
-64.72924
],
[
-65.087479,
-56.674374
],
[
-68.033211,
-51.105831
],
[
-70.275032,
-59.805672
],
[
-67.071648,
-64.72924
]
]
]
},
"properties": {
"datetime": "2018-11-03T23:58:55Z"
},
"assets": {
"noises": {
"href": "./annotation/calibration/noise-s1a-ew-grd-hh-20181103t235855-20181103t235955-024430-02ad5d-001.xml",
"title": "Noise Schema",
"type": "text/xml",
"file:checksum": "90e40210a30d1711e81a4b11ef67b28744321659",
"file:local_path": "S1A_EW_GRDM_1SSH_20181103T235855_20181103T235955_024430_02AD5D_5616.SAFE/annotation/calibration/noise-s1a-ew-grd-hh-20181103t235855-20181103t235955-024430-02ad5d-001.xml"
},
"calibrations": {
"href": "./annotation/calibration/calibration-s1a-ew-grd-hh-20181103t235855-20181103t235955-024430-02ad5d-001.xml",
"title": "Calibration Schema",
"type": "text/xml",
"file:checksum": "90e402104fc5351af67db0b8f1746efe421a05e4",
"file:local_path": "S1A_EW_GRDM_1SSH_20181103T235855_20181103T235955_024430_02AD5D_5616.SAFE/annotation/calibration/calibration-s1a-ew-grd-hh-20181103t235855-20181103t235955-024430-02ad5d-001.xml"
},
"products": {
"href": "./annotation/s1a-ew-grd-hh-20181103t235855-20181103t235955-024430-02ad5d-001.xml",
"title": "Product Schema",
"type": "text/xml",
"file:checksum": "90e402107a7f2588a85362b9beea2a12d4514d45"
},
"measurement": {
"href": "./measurement/s1a-ew-grd-hh-20181103t235855-20181103t235955-024430-02ad5d-001.tiff",
"title": "Measurements",
"type": "image/tiff",
"sar:polarizations": [
"HH"
],
"file:byte_order": "little-endian",
"file:size": 209715200,
"file:header_size": 4096,
"file:checksum": "90e40210163700a8a6501eccd00b6d3b44ddaed0"
},
"thumbnail": {
"href": "./preview/quick-look.png",
"title": "Thumbnail",
"type": "image/png",
"file:byte_order": "big-endian",
"file:size": 146484,
"file:checksum": "90e40210f52acd32b09769d3b1871b420789456c"
}
},
"links": [
{
"rel": "self",
"href": "https://example.com/collections/sentinel-1/items/S1A_EW_GRDM_1SSH_20181103T235855_20181103T235955_024430_02AD5D_5616"
},
{
"rel": "parent",
"href": "https://example.com/collections/sentinel-1",
"file:checksum": "11146d97123fd2c02dec9a1b6d3b13136dbe600cf966"
},
{
"rel": "root",
"href": "https://example.com/collections",
"file:checksum": "1114fa4b9d69fdddc7c1be7bed9440621400b383b43f"
}
]
}
Loading
Loading