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reformat example data files to SigMF format. #3

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reformat example data files to SigMF format. #3

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14 changes: 7 additions & 7 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -28,7 +28,7 @@ You can use `inspectrum` to visualize the raw sample file:

```
sudo apt install inspectrum
inspectrum -r 50e6 samples/mini2_sm
inspectrum samples/mini2_sm.sigmf-data
```

<img alt="Inspectrum screenshot of Drone-ID bursts" width=500 src="./img/inspectrum.png"></a></p>
Expand All @@ -45,7 +45,7 @@ pip3 install -r requirements.txt

You can now run the decoder on the sample file:
```
./src/droneid_receiver_offline.py -i samples/mini2_sm
./src/droneid_receiver_offline.py -i samples/mini2_sm.sigmf-data
```

### Results
Expand Down Expand Up @@ -82,9 +82,9 @@ The script performs detection and decoding just as the live receiver would. It p
}
```

The summary contains decoding stats and flight path. In the `mini2_sm` sample, the drone did not have GPS coordinates locked yet, and only the smartphone's location is transmitted:
The summary contains decoding stats and flight path. In the `mini2_sm.sigmf-data` sample, the drone did not have GPS coordinates locked yet, and only the smartphone's location is transmitted:
```
$ ./src/droneid_receiver_offline.py -i samples/mini2_sm
$ ./src/droneid_receiver_offline.py -i samples/mini2_sm.sigmf-data
… … …
Frame detection: 10 candidates
Decoder: 9 total, CRC OK: 7 (2 CRC errors)
Expand All @@ -96,9 +96,9 @@ App Coordinates:
(51.447176178716916, 7.266528392911369)
```

For `samples/mavic_air_2` both locations are transmitted:
For `samples/mavic_air_2.sigmf-data` both locations are transmitted:
```
$ ./src/droneid_receiver_offline.py -i samples/mavic_air_2
$ ./src/droneid_receiver_offline.py -i samples/mavic_air_2.sigmf-data
…
Decoder: 1 total, CRC OK: 1 (0 CRC errors)
Drone Coordinates:
Expand Down Expand Up @@ -139,7 +139,7 @@ The receiver will hop through a list of frequencies and, if a drone is detected,

> If you're looking for a deeper dive into the processing steps, we suggest calling the offline decoder with `--debug`. This will **enable a GUI** with step-by-step decoding.
> ```
> ./src/droneid_receiver_offline.py -i samples/mini2_sm
> ./src/droneid_receiver_offline.py -i samples/mini2_sm.sigmf-data
> ```


Expand Down
0 samples/mavic_air_2 → samples/mavic_air_2.sigmf-data
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52 changes: 52 additions & 0 deletions samples/mavic_air_2.sigmf-meta
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@@ -0,0 +1,52 @@
{
"annotations": [
{
"core:freq_lower_edge": 2455000000,
"core:freq_upper_edge": 2464000000,
"core:label": "DroneID",
"core:description": "DroneID",
"core:sample_count": 32180,
"core:sample_start": 93010,
"core:generator": "OmniSIG Studio"
},
{
"core:freq_lower_edge": 2455000000,
"core:freq_upper_edge": 2464000000,
"core:label": "DroneID",
"core:description": "DroneID",
"core:sample_count": 32180,
"core:sample_start": 128639,
"core:generator": "OmniSIG Studio"
},
{
"core:freq_lower_edge": 2440530000,
"core:freq_upper_edge": 2449530000,
"core:label": "DroneID",
"core:description": "DroneID",
"core:sample_count": 32180,
"core:sample_start": 165465,
"core:generator": "OmniSIG Studio"
},
{
"core:freq_lower_edge": 2440530000,
"core:freq_upper_edge": 2449530000,
"core:label": "DroneID",
"core:description": "DroneID",
"core:sample_count": 24190,
"core:sample_start": 201090,
"core:generator": "OmniSIG Studio"
}
],
"captures": [
{
"core:sample_start": 0,
"core:frequency": 2457500000.0
}
],
"global": {
"core:version": "1.1.0",
"core:datatype": "cf32_le",
"core:description": "3 complete and one partial DroneID Bursts from a DJI Mavic Air 2",
"core:sample_rate": 50000000
}
}
0 samples/mini2_sm → samples/mini2_sm.sigmf-data
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106 changes: 106 additions & 0 deletions samples/mini2_sm.sigmf-meta
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@@ -0,0 +1,106 @@
{
"annotations": [
{
"core:freq_lower_edge": 2410000000,
"core:freq_upper_edge": 2419000000,
"core:label": "DroneID",
"core:description": "DroneID",
"core:sample_count": 32180,
"core:sample_start": 8030,
"core:generator": "OmniSIG Studio"
},
{
"core:freq_lower_edge": 2410000000,
"core:freq_upper_edge": 2419000000,
"core:label": "DroneID",
"core:description": "DroneID",
"core:sample_count": 32180,
"core:sample_start": 56710,
"core:generator": "OmniSIG Studio"
},
{
"core:freq_lower_edge": 2410000000,
"core:freq_upper_edge": 2419000000,
"core:label": "DroneID",
"core:description": "DroneID",
"core:sample_count": 32180,
"core:sample_start": 105340,
"core:generator": "OmniSIG Studio"
},
{
"core:freq_lower_edge": 2410000000,
"core:freq_upper_edge": 2419000000,
"core:label": "DroneID",
"core:description": "DroneID",
"core:sample_count": 32180,
"core:sample_start": 250850,
"core:generator": "OmniSIG Studio"
},
{
"core:freq_lower_edge": 2410000000,
"core:freq_upper_edge": 2419000000,
"core:label": "DroneID",
"core:description": "DroneID",
"core:sample_count": 32180,
"core:sample_start": 444520,
"core:generator": "OmniSIG Studio"
},
{
"core:freq_lower_edge": 2410000000,
"core:freq_upper_edge": 2419000000,
"core:label": "DroneID",
"core:description": "DroneID",
"core:sample_count": 32180,
"core:sample_start": 493250,
"core:generator": "OmniSIG Studio"
},
{
"core:freq_lower_edge": 2410000000,
"core:freq_upper_edge": 2419000000,
"core:label": "DroneID",
"core:description": "DroneID",
"core:sample_count": 32180,
"core:sample_start": 541780,
"core:generator": "OmniSIG Studio"
},
{
"core:freq_lower_edge": 2410000000,
"core:freq_upper_edge": 2419000000,
"core:label": "DroneID",
"core:description": "DroneID",
"core:sample_count": 32180,
"core:sample_start": 590080,
"core:generator": "OmniSIG Studio"
},
{
"core:freq_lower_edge": 2410000000,
"core:freq_upper_edge": 2419000000,
"core:label": "DroneID",
"core:description": "DroneID",
"core:sample_count": 32180,
"core:sample_start": 638530,
"core:generator": "OmniSIG Studio"
},
{
"core:freq_lower_edge": 2410000000,
"core:freq_upper_edge": 2419000000,
"core:label": "DroneID",
"core:description": "DroneID",
"core:sample_count": 32180,
"core:sample_start": 687290,
"core:generator": "OmniSIG Studio"
}
],
"captures": [
{
"core:sample_start": 0,
"core:frequency": 2404885000.0
}
],
"global": {
"core:version": "1.1.0",
"core:datatype": "cf32_le",
"core:description": "10 complete DroneID Bursts from a DJI Mini 2",
"core:sample_rate": 50000000
}
}