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Eo extension update readme #567

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b227371
Updated EO asset examples--eo:bands moved into properties object. Upd…
anayeaye Aug 20, 2019
6015c75
Adjusted extensions prefix example json--eo:gsd instead of eo:resolution
anayeaye Aug 20, 2019
9324326
added stac_version and stac_extensions to EO example JSON and README
anayeaye Aug 20, 2019
966c6cc
Fixed extension example
m-mohr Aug 21, 2019
16b35c9
Improved consistency between examples
m-mohr Aug 21, 2019
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10 changes: 5 additions & 5 deletions extensions/README.md
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Expand Up @@ -100,18 +100,18 @@ evolve to make fully resolved namespacing an option.

An example of this can be seen in a Landsat example:

```json
```
"properties": {
"datetime":"2018-01-01T13:21:30Z",
"datetime":"2018-01-01T13:21:30Z",

"dtr:start_datetime":"2018-01-01T13:21:30Z",
"dtr:end_datetime":"2018-01-01T13:31:30Z",

"eo:off_nadir_angle": -0.001,
"eo:off_nadir": -0.001,
"eo:cloud_cover": 10.31,
"eo:sun_azimuth": 149.01607154,
"eo:sun_elevation": 59.21424700,
"eo:resolution": 30,
"eo:gsd": 30,

"l8:data_type": "L1T",
"l8:wrs_path": 153,
Expand All @@ -125,7 +125,7 @@ An example of this can be seen in a Landsat example:
"l8:geometric_rmse_model_y": 4.654,
"l8:geometric_rmse_verify": 5.364,
"l8:image_quality_oli": 9
},
}
```

### Directory Structure
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128 changes: 72 additions & 56 deletions extensions/eo/README.md
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Expand Up @@ -114,90 +114,106 @@ Asset definitions that contain band data should reference the band index. Each a
| ---------- | -------- | -------------------------------------------- |
| eo:bands | [number] | Lists the band names available in the asset. |

See [landsat8-merged.json](examples/landsat8-merged.json) for a full example.
See [example-landsat8.json](examples/example-landsat8.json) for a full example.
```
{
"id": "LC81530252014153LGN00",
"stac_version": "0.8.0",
"stac_extensions": ["eo"],
"id": "LC08_L1TP_107018_20181001_20181001_01_RT",
"type": "Feature",
...
"properties": {
...
"eo:bands": [
{
"name": "B1",
"common_name": "coastal",
"gsd": 30,
"center_wavelength": 0.44,
"full_width_half_max": 0.02
},
{
"name": "B2",
"common_name": "blue",
"gsd": 30,
"center_wavelength": 0.48,
"full_width_half_max": 0.06
},
{
"name": "B3",
"common_name": "green",
"gsd": 30,
"center_wavelength": 0.56,
"full_width_half_max": 0.06
},
...
]
},

"assets" :{
"assets": {
"B1": {
"href": "http://landsat-pds.s3.amazonaws.com/L8/153/025/LC81530252014153LGN00/LC81530252014153LGN00_B1.TIF",
"href": "https://landsat-pds.s3.amazonaws.com/c1/L8/107/018/LC08_L1TP_107018_20181001_20181001_01_RT/LC08_L1TP_107018_20181001_20181001_01_RT_B1.TIF",
"type": "image/vnd.stac.geotiff",
"eo:bands": [0]
"eo:bands": [0],
"title": "Band 1 (coastal)"
},
"B2": {
"href": "http://landsat-pds.s3.amazonaws.com/L8/153/025/LC81530252014153LGN00/LC81530252014153LGN00_B2.TIF",
"href": "https://landsat-pds.s3.amazonaws.com/c1/L8/107/018/LC08_L1TP_107018_20181001_20181001_01_RT/LC08_L1TP_107018_20181001_20181001_01_RT_B2.TIF",
"type": "image/vnd.stac.geotiff",
"eo:bands": [1]
"eo:bands": [1],
"title": "Band 2 (blue)"
},
...
},
"eo:bands": [
{
"name": "B01",
"common_name": "coastal",
"gsd": 30.0,
"wavelength": 0.44,
"full_width_half_max": 0.02
},
{
"name": "B02",
"common_name": "blue",
"gsd": 30.0,
"wavelength": 0.48,
"full_width_half_max": 0.06
"B3": {
"href": "https://landsat-pds.s3.amazonaws.com/c1/L8/107/018/LC08_L1TP_107018_20181001_20181001_01_RT/LC08_L1TP_107018_20181001_20181001_01_RT_B3.TIF",
"type": "image/vnd.stac.geotiff",
"eo:bands": [2],
"title": "Band 3 (green)"
},
...
]
}
}
}
```
Planet example:

```
{
"stac_version": "0.8.0",
"stac_extensions": ["eo"],
"id": "20171110_121030_1013",
"type": "Feature",
...
"properties": {
...
"eo:bands": [
{
"full_width_half_max": 0.08,
"center_wavelength": 0.63,
"common_name": "red"
},
{
"full_width_half_max": 0.09,
"center_wavelength": 0.545,
"common_name": "green"
},
{
"full_width_half_max": 0.06,
"center_wavelength": 0.485,
"common_name": "blue"
},
{
"full_width_half_max": 0.08,
"center_wavelength": 0.82,
"common_name": "nir"
}
]
},
...
"assets": {
"analytic": {
"href": "https://api.planet.com/data/v1/assets/eyJpIjogIjIwMTcxMTEwXzEyMTAxMF8xMDEzIiwgImMiOiAiUFNTY2VuZTRCYW5kIiwgInQiOiAiYW5hbHl0aWMiLCAiY3QiOiAiaXRlbS10eXBlIn0",
"name": "PSScene4Band GeoTIFF (COG)",
"eo:bands":[0,1,2,3]
...
}
...

},
"eo:bands": [
{
"full_width_half_max": 0.08,
"center_wavelength": 0.63,
"common_name": "red"
},
{
"full_width_half_max": 0.09,
"center_wavelength": 0.545,
"common_name": "green"
},
{
"full_width_half_max": 0.06,
"center_wavelength": 0.485,
"common_name": "blue"
},
{
"full_width_half_max": 0.08,
"center_wavelength": 0.82,
"common_name": "nir"
"title": "PSScene4Band GeoTIFF (COG)",
"type": "image/vnd.stac.geotiff; cloud-optimized=true",
"eo:bands": [0,1,2,3]
}
]
}
}
```

Expand All @@ -209,4 +225,4 @@ the eo:bands portion is still being fleshed out.

## Extensions

The [extensions page](../README.md) gives an overview about related extensions.
The [extensions page](../README.md) gives an overview about related extensions.
2 changes: 2 additions & 0 deletions extensions/eo/examples/example-landsat8.json
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@@ -1,4 +1,6 @@
{
"stac_version": "0.8.0",
"stac_extensions": ["eo"],
"id": "LC08_L1TP_107018_20181001_20181001_01_RT",
"type": "Feature",
"bbox": [
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