motive_calibrating
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motive_calibrating [2019/08/20 09:38] – 10.128.96.101 | motive_calibrating [2019/08/21 21:24] (current) – nkottman | ||
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Make sure no reflective objects are visible to the system. **Remove all all reflective objects from the space or cover them**. Many shoes have actually reflective surfaces, so make sure to either tape them or take them off for the following processes. | Make sure no reflective objects are visible to the system. **Remove all all reflective objects from the space or cover them**. Many shoes have actually reflective surfaces, so make sure to either tape them or take them off for the following processes. | ||
- | Reflections can be seen in the **Camera Preview** pane, witch can be zoomed with the mouse wheel. Some small reflections on the floor can not be avoided and should not influence the tracking. | + | Reflections can be seen in the **Camera Preview** pane, which can be zoomed with the mouse wheel. Some small reflections on the floor can not be avoided and should not influence the tracking. |
**Switch back cameras to object mode** by '' | **Switch back cameras to object mode** by '' | ||
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===== Camera Settings ===== | ===== Camera Settings ===== | ||
- | **Place a marker** inside the tracking space. | + | **Place a marker** inside the tracking space as a reference. |
- | **Select all cameras** in the '' | + | {{ :: |
+ | |||
+ | **Select all cameras** in the '' | ||
== Gain == | == Gain == | ||
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Set Gain to the highest valueif you use the whole motion capture space. | Set Gain to the highest valueif you use the whole motion capture space. | ||
- | Recommended Gain Value: 8: High (Long Range) | + | '' |
== Exposure == | == Exposure == | ||
- | Longer (high) exposure values makes small markers more visible, but high values can introduce false markers. It is best to minimize the exposure setting as much as the markers are clearly visible in the captured images and that there are as less false markes as possible. | + | Longer (high) exposure values makes small markers more visible, but high values can introduce false markers. It is best to minimize the exposure setting as much as the markers are clearly visible in the captured images and that there are as less false markes as possible. |
- | Recommended Exposure Value: 100 | + | '' |
== Threshold == | == Threshold == | ||
- | Keep the threshold as high as possible to remove false reflection but keeping markers still visible. | + | Keep the **threshold as high as possible to remove false reflection but keeping markers still visible**. |
- | Recommended Threshold Value: 220 | + | '' |
+ | ===== Calibration with Passive Wand ===== | ||
- | {{: | + | Make sure that the **Tracking Mode is set to Passive**. Otherwise, press '' |
- | check the Tracking | + | {{:: |
+ | {{ :: | ||
- | {{: | ||
- | Tested settings are: | + | === Masking === |
- | * Camera Frame Rate: 100 Hz | + | Once all the reflections are removed, Clear the previously set masks by pressing '' |
- | * Exposure: 120 | + | |
- | * Threshold: 210 | + | |
- | * Gain: 8: High (Long Range) | + | |
- | adjust this values until the reflections from the floor are acceptable. | + | === Wanding == |
- | == LED == | + | Select '' |
- | Set LED | + | {{ :: |
- | == Exposure == | + | Take the '' |
- | Longer (high) exposure values makes small markers more visible, but high values can introduce false markers. It is best to minimize | + | The cameras will indicate with a blue LED light, when they detecting the markers |
- | == Threshold == | + | Keep on **wanding util each cameras LED circle is fully green** and you have reached **at least 5000 samples** on each camera. |
- | Keep the threshold as high as possible to remove false reflection but keeping markers still visible. | + | {{:: |
+ | {{:: | ||
+ | {{:: | ||
+ | {{:: | ||
+ | {{:: | ||
- | ===== Calibration with Passive Wand ===== | + | After wanding, press '' |
+ | {{:: | ||
- | Once all the reflections are removed, clear the previously set masks by pressing '' | ||
- | {{: | + | === Ground Plane === |
+ | If you plan to use the tracking system with projections, | ||
+ | {{:: | ||
+ | {{ :: | ||
+ | |||
+ | Place the L shaped ground plane in the **middle of the room**, facing the long side to the large door. | ||
+ | |||
+ | Press '' | ||
+ | |||
+ | If you get an error message, that no Ground Plane can be found, try to find the 3 Markers in the 3D view, select them and press '' | ||
+ | |||
+ | If setting Ground Plane is successful, you will be promted to **save the calibration**. Choose [[motive_sessions|your session folder]] and create a subfolder **Calibration**. | ||
+ | |||
+ | {{: | ||
+ | |||
+ | The calibration is now finished. | ||
===== Calibration with Active Wand ===== | ===== Calibration with Active Wand ===== | ||
- | then set the masks again (press "Mask visible" | + | Make sure that the **Tracking Mode is set to Active**. Otherwise, |
- | {{:clearmask.png?400|}} | + | {{::motive-4.png?200| Active Tracking Mode}} |
+ | {{ :: | ||
- | once the masks are set, the space is ready for wanding. make sure you are using the correct wand (500mm) | ||
- | {{: | + | === Masking / LED === |
- | keep on wanding until each camera | + | Clear the previously set masks by pressing '' |
- | {{: | ||
- | press calcualate: | + | === Wanding == |
- | {{: | + | Select '' |
- | once the result looks like this: | + | {{ :: |
- | {{:solution.png?400|}} | + | Take the '' |
- | confirm | + | The cameras will indicate with a blue LED light, when they detecting the markers of the wand (also indicating the direction by the position of the blue light in the circle). The LED light will turn into green when the wanding was successful. Do not wand to close to the cameras, **keep at least 3m distance from the cameras**. |
- | {{: | + | Keep on **wanding util each cameras LED circle is fully green** and you have reached **at least 5000 samples** on each camera. |
- | and as the last step set the ground plane. The ground plane L has a defect waterbalance, | + | {{:: |
+ | {{:: | ||
+ | {{:: | ||
- | {{:setgroundplane.png?400|}} | + | {{::motive-17.png?300| Wanding Samples per Camera}} |
+ | {{:: | ||
- | Vertical Offset is the distance from the ground to the center of the reflectors. | ||
- | the ground plane Z-Axis should point towards | + | After wanding, turn of the wand and press '' |
- | {{:groundplate.jpg?400|}} | + | {{::motive-19.png?400|}} |
- | save the callibration file inside | + | |
+ | === Ground Plane === | ||
+ | |||
+ | **Enable the LED lights** of the cameras by pressing '' | ||
+ | |||
+ | Make sure that the **Tracking Mode is set to back to Passive**. Otherwise, press '' | ||
+ | |||
+ | {{:: | ||
+ | |||
+ | If you plan to use the tracking system with projections, | ||
+ | |||
+ | {{:: | ||
+ | {{ :: | ||
+ | |||
+ | Place the L shaped ground plane in the **middle of the room**, facing the long side to the large door. | ||
+ | |||
+ | Press '' | ||
+ | |||
+ | If you get an error message, that no Ground Plane can be found, try to find the 3 Markers in the 3D view, select them and press '' | ||
+ | |||
+ | If setting Ground Plane is successful, you will be promted to **save the calibration**. Choose | ||
{{: | {{: | ||
+ | |||
+ | The calibration is now finished. |
motive_calibrating.1566286722.txt.gz · Last modified: 2019/08/20 09:38 by 10.128.96.101