Nguyenduyduc14

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Latest activity by Nguyenduyduc14

  • Nguyenduyduc14 created a post,

    [D455] The change of distance between two points

    1. Community
    2. D400 Series

    Hi, I make a simple test. There are two boxes. They are fixed on a table and the distance between them following the X-axis is 500mm. They are in front of the D455 camera. They are at the center of...

    • Nguyenduyduc14
    • 3 followers
    • 2 comments
    • 0 votes

  • Nguyenduyduc14 commented,

    1. Community
    2. D400 Series
    3. [D455] Compare Two Ways To Get World Coordinates

    Thank you very much. But could you make "aligned intrinsics" clearer? Now my process is:  1. Take a depth frame, a color frame 2. Postprocess this depth frame 3. Align the new depth frame to this c...

  • Nguyenduyduc14 created a post,

    [D455] Compare Two Ways To Get World Coordinates

    1. Community
    2. D400 Series

    Hi, There are two ways to get world coordinates. No.1: Using deproject No.2: I set up a resolution of 1280x720. I will calculate points, calculate vertices with dims=3. I will get array A(720, 1280...

    • Nguyenduyduc14
    • 3 followers
    • 3 comments
    • 0 votes

  • Nguyenduyduc14 commented,

    1. Community
    2. D400 Series
    3. [D455] Generate PointCloud

    I am quite confused again. Is it the best process to get the most accurracy  pointcloud?-> Wait for frames -> postprocessing -> align -> map_to(color) -> calculate(depth).  Do I need align if I wan...

  • Nguyenduyduc14 created a post,

    [D455] Generate PointCloud

    1. Community
    2. D400 Series

    Hi,   1. I read two ways to get pointcloud from D455. +) pointcloud.calculate(depthFrame) -> pointcloud.map_to(colorFrame) +) pointcloud.map_to(colorFrame) ->pointcloud.calculate(depthFrame) Are th...

    • Nguyenduyduc14
    • 2 followers
    • 3 comments
    • 0 votes

  • Nguyenduyduc14 created a post,

    [D455] Compare PointCloud Between IntelRealSenseViewer And Python Code

    1. Community
    2. D400 Series

    Hi,   First, I get the .ply file from the intelRealSenseViewer. Then I show it by Open3D with: pcd = o3d.io.read_point_cloud(myPlyPath) print(pcd) print(np.asarray(pcd.points)) o3d.visualization.dr...

    • Nguyenduyduc14
    • 2 followers
    • 1 comment
    • 0 votes

  • Nguyenduyduc14 commented,

    1. Community
    2. D400 Series
    3. [D455] Compare Some Problems

    Thank you so much.

  • Nguyenduyduc14 commented,

    1. Community
    2. D400 Series
    3. [D455] Compare Some Problems

    Thank you. I have a few questions about intrinsics. I checked intrinsics from depthFrame and colorFrame. They are different and they are different from focal length, principal point of Camera calib...

  • Nguyenduyduc14 created a post,

    [D455] Compare Some Problems

    1. Community
    2. D400 Series

    Hi, I am quite confused about how to program with the D455 camera. So could you compare some problems below? 1. Should I align frames then do postprocessing or do postprocessing then align frames? ...

    • Nguyenduyduc14
    • 2 followers
    • 4 comments
    • 0 votes

  • Nguyenduyduc14 created a post,

    [D455] Combine Align Frame With Postprocessing

    1. Community
    2. D400 Series

    Hi, There are examples about align frame and postprocessing depth frame. But there is no example combine align frame and postprocessing depth frame. Do you have an example about it? How should I do...

    • Nguyenduyduc14
    • 2 followers
    • 1 comment
    • 0 votes