How do the multi-view coordinates correspond?_Problems with the use of software functions

Frequently Asked Questions

Hardware aspects

1. Hardware aspects

1.1. Capture card not found during use? 1.2. Hardware drawings to obtain? 1.3. Does the company currently require capture cards for all series of light field cameras? 1.4. What configuration do you need to achieve to use a light field camera? 1.5. Is the camera wired? 1.6. What are the precautions for the use of light field cameras?

SDK Related Questions

1. Common problems such as SDK version and runtime environment

1.1. Can exe files run in SDK/library/bin folder? What are the precautions? 1.2. Where is the SDK documentation and how do I get it? 1.3. What programming language interfaces does the SDK provide? 1.4. I don't have an NVIDIA graphics card on my computer, can I use the SDK? 1.5. VOMMA Light field rendering software upgrade version, will it affect the SDK? 1.6. Do I need to use the latest version of SDK? 1.7. Do I need to replace the whiteboard file after upgrading the SDK? 1.8. Are all the files in the SDK's library folder required? 1.9. What platforms does the SDK support? 1.10. Does the SDK support 32-bit systems?

2. Issues related to SDK usage

2.1. Is there a data feedback in the process of flight, and the data is slow and cannot reach the frame rate introduced? 2.2. How to get the same color depth map as the black software through the SDK? 2.3. What is the point cloud spacing unit for camera point cloud image? 2.4. What is the structure of the Surface? 2.5. How to import project files from SDK? 2.6. Will the second collection result contain information from the first? 2.7. Does the ply file saved in the SDK have a point cloud with the same color as the rendering software? 2.8. The results obtained with the SDK are different from those obtained with the rendering software? 2.9. SDK missing face display interface? 2.10. CSharp development, VOMMACamCSharp.dll added to dependencies, run flash back? 2.11. Open camera wb and cali loaded successfully, open video stream callback function not called? 2.12. Opening the camera succeeded, but loading cali failed 2.13. Opening the camera succeeded, but loading the whiteboard failed. 2.14. Failed to turn on the camera? 2.15. SDK CLProtocol, Config, bin folder, in my project usage?

3. Point cloud related issues

3.1. When using the SDK storage point cloud, find that the size of the stored point cloud file is only 1KB? 3.2. Using interfaces VOMMAPointCloud and VOMMAPointCloudOrdered, what is the format and how to parse it? 3.3. What is the difference between VOMMAPointCloud and VOMMAPointCloudOrdered? 3.4. Open the camera with SDK, the multi-view picture is normal, the point cloud is empty, what should I do?

1. SDK without adaptive filter parameter interface?

VOMMA Renderer Software

1. The camera is not connected to the camera

1.1. Does the VA6/VE5 camera open normally and adjust the exposure time gain have no obvious effect? 1.2. Camera failed to open/Camera successfully opened, but video stream failed to open. 1.3. When using VOMMA software, the video stream opens and is not displayed on the interface. 1.4. Does the camera video stream have black lines, faults and other incomplete pictures as shown below? 1.5. The camera capture card and camera are connected, but the camera cannot be searched? 1.6. When the capture card is opened on a VA2/VE3 camera, gd2500m-30 (slave) USB2 mode! Is displayed. ?

2. Problems with the use of software functions

2.1. Can't adjust render parameters to save? 2.2. How does depth of field relate to physical distance? 2.3. How do the multi-view coordinates correspond? 2.4. Modified multi-view does not take effect? 2.5. What does internal recovery mean? 2.6. No open button after closing an interface? 2.7. Will there be anomalies such as streaks, misalignments, light and shade changes when viewing multiple angles in rendering software? 2.8. Depth map interface measurement of two plane segment difference Can't choose two faces? 2.9. Newly installed rendering software Import project Found whiteboard cannot be viewed? 2.10. Inaccurate ranging function data? 2.11. VA2/VE3 camera temperature display abnormal? 2.12. Whiteboard shooting failed 2.13. The software runs normally and the camera is opened normally. When the camera is calibrated and shooting, the message "Shooting failed" is displayed with error code "14". 2.14. Camera calibration failure error code corresponding meaning 2.15. Software flash crash? 2.16. 3D flash function, use the pen to pull the image very close, the image will disappear (jump out of the screen) can not be dragged back; 2.17. Depth maps will be distorted, there are obvious errors, in multi-view, reference view, multi-focus, there are obvious results that do not belong to the sample. 2.18. Reference view, multi-focus, 3D point cloud image are pure white, depth map is the lowest color solid color? 2.19. Does the whiteboard respond before the new project is imported? 2.20. Where can I find the saved data location? 2.21. Why are some points missing from point clouds and depth maps? 2.22. Failed to save the 3D point cloud when saving the file? 2.23. Save the image data and the meaning of the corresponding error code. 2.24. How to save the result data? 2.25. Do not connect the camera to open the previous project, calibration whiteboard is complete, import the original drawing can not calculate the data? 2.26. After the new project, the camera is opened normally, the camera view has a video stream, and the data can not be calculated by taking photos. 2.27. Double-click the software, and a message is displayed, 2.28. Internal recovery parameters cannot be saved？

3. Data/application issues

3.1. Save data exception? 3.2. The sample height is much smaller than the depth of field, how to make the color of the sample depth map more obvious? 3.3. How to tell if it is level? 3.4. How do you get real depth from that color depth map? 3.5. How are the output point clouds arranged? What is the correspondence between point clouds and multi-view graphs? 3.6. Software pop-up fusion failed interface? 3.7. Is the number of multi-view images set and saved inconsistent?

VisionHUB

1. Problem in use

1.1. VisionHUB output Settings How to determine the operator OK,NG result? 1.2. Use software matching to locate initialization failure, change parameters, software stuck? 1.3. Trigger has output, interface is not refreshed? 1.4. Trigger and actual number of photos do not match? 1.5. The software is running continuously, the software is stuck? 1.6. Add subprocess tool software abnormal restart or flashback? 1.7. Does the software support multiple cameras? 1.8. Multiple fusion (more than 3 times), fusion timeout, zoom hardware does not work? 1.9. p1c gold wire inspection process output 0K material number is not displayed and NG material number is not accumulated (calculator tool file configuration error)?

VOMMA Product FAQs

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How do the multi-view coordinates correspond?

2024-01-23 17:23:30

The corresponding coordinate is the XY axis arrangement, according to the rule that the right side of the X axis is positive, and the Y axis is positive.

Has the above information resolved your issue?

Yes