MartyX Grover

1. Community
2. D400 Series
3. How to find the actual size of the object dimension from the RGB image acquired using Intel Realsense?

1.  Given that your updated chessboard was measured as having a square size of 2.6, did you set the square size in the script at the meters-value of 0.026 https://github.com/IntelRealSense/libreals...

• View comment
• MartyX Grover
• April 29, 2021 12:25
• 0 votes

1. Community
2. D400 Series
3. Converting Depth Frame to Color Frame With RealSense Depth Cameras

I can understand why the rotation and translation extrinsic values would be hardcoded values in rs-software-device since the software-device system is used to simulate camera hardware, and so there...

• View comment
• MartyX Grover
• April 28, 2021 17:37
• Edited
• 0 votes

1. Community
2. SR300
3. SR300 depth detection method and night performance

Hi Leila, welcome back! The dots on the infrared view are generated by the IR emitter of the projector on the D435i camera.  The projector casts a pattern of semi-random dots onto the scene observe...

• View comment
• MartyX Grover
• April 27, 2021 08:29
• 0 votes

1. Community
2. D400 Series
3. use rs-enumerate-devices.exe -c command to list extrinsic parameters

Hi Yixun Liu   Are you using the camera on a USB 2 connection please?  If you are then Infrared 2 is unavailable in that mode and only Infrared 1 is supported.  Infrared 2 requires the camera to be...

• View comment
• MartyX Grover
• April 23, 2021 07:45
• 0 votes

1. Community
2. D400 Series
3. Converting Depth Frame to Color Frame With RealSense Depth Cameras

Great news about your success with the conversion! Conversion of numpy to rs2::frame is something that other RealSense users have explored.  As far as I know though, a definitive solution for doing...

• View comment
• MartyX Grover
• April 23, 2021 06:53
• 0 votes

1. Community
2. D400 Series
3. D455-How can I see far away

Hi N Kanbe I9  If you are using the RealSense Viewer tool and your depth range is limited to 4 meters then it may be because a post-processing filter setting called the Threshold Filter is enabled....

• View comment
• MartyX Grover
• April 23, 2021 06:27
• Edited
• 0 votes

1. Community
2. D400 Series
3. Memory leak when using context.QueryDevices (C # D455)

I believe that in C# the device connection status can be checked with OnDevicesChanged https://github.com/IntelRealSense/librealsense/issues/3142#issuecomment-465494716  

• View comment
• MartyX Grover
• April 22, 2021 17:33
• 0 votes

1. Community
2. D400 Series
3. Memory leak when using context.QueryDevices (C # D455)

A C++ user reported a similar memory leak pattern with Visual Studio 2019 in January 2020.  In their report, D435 displayed the same flat constant pattern as your D435, but D435i and D455 had the u...

• View comment
• MartyX Grover
• April 22, 2021 15:40
• Edited
• 0 votes

1. Community
2. D400 Series
3. Memory leak when using context.QueryDevices (C # D455)

Hi Shimamoto1991  When the memory is leaking, do you experience any memory errors (like in the C# case in the link below) or is it leaking silently with no warnings? https://github.com/IntelRealSen...

• View comment
• MartyX Grover
• April 22, 2021 14:45
• 0 votes

1. Community
2. D400 Series
3. Get color camera intrinsic parameters using Java API on Android for D435i

Hi Yixun Liu  The librealsense Android wrapper includes support for intrinsics and extrinsics, though there are limited references available on this particular subject that do not cover your questi...

• View comment
• MartyX Grover
• April 22, 2021 14:21
• Edited
• 0 votes