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Type: Posts; User: jenny_wui

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  1. Replies
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    593

    Re: Some question about transformation

    Hello, in the figure (b) the plane is rotated, but my eye is positioned in the same place i.e. (0, 0, 1) as in Figure (b). My goal is that the plane should look square like Figure (a) after rotation....
  2. Replies
    2
    Views
    593

    Some question about transformation

    32533

    Hello, I think my previous postings were a bit confusing. I just wanted to clarify that in this posting. I have a plane and attached figure shows two positions of the plane, (a) no rotation...
  3. Replies
    2
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    482

    Inverse transformation of an axis

    Hello, I have one very simple question: suppose I have an axis defined by the vector ax+by+cz. Now what will be its inverse? Is it -ax -by -cz?


    Thanks.
  4. Some continuation on my previous posting on transformation

    32525

    Hello, this is some continuation of my previous posted topic on transformation. I have attached two pictures of rotation of different axes, i.e. X, Y and Z. Z rotation is the projection on...
  5. Need some suggestions about transforming a projected image

    32509

    Hello every body,
    I have an image outline of lips (please find attached picture) that shows the projection on xy plane when aligned. Now from that projected image is it possible to get the...
  6. Some suggestion about conversion from pixel coordinate to window (object) coordinate

    Hello everybody,
    I have extracted some points using OpenCV from video. The imager esolution is ( 640X 480). The extracted coordinates are in pixel coordinates i.e. it looks like follows:

    (x, y) :...
  7. How to smoothly connect a number of points

    32387

    Hello every body,

    I have attached a picture of a number of points. I need to connect the points smoothly, there should not be any sharp corners. Could any one tell me how that can be...
  8. Needs some clarification about string to double conversion

    Hello,
    I have the following piece of code:





    When the value of 'ss' is printed, I find it prints 1.0, but when the value of 'dd' is printed, it prints 1 whereas it is supposed to...
  9. Re: I need some explanation about the following piece of code

    Hello, I am still a bit in the dark about unit test. Could you explain in your code, how tests are added and run. Also why TEST and TESTWITHSETUP these two macros are defined? What is the difference...
  10. Coud any one explain me the following C++ code

    Hello, I am not familiar with the following C++ assignment:

    Manager &m = Manager::self();
    Could any one clarify me ?

    Thanks in advance.
  11. Re: I need some explanation about the following piece of code

    Thank you very much for the reply. Actually I would like to know how unit test works. I don't understand how unit test. I need some full program in unit test which i can run and understand. Could you...
  12. Re: I need some explanation about the following piece of code

    Hi, thanks for the reply. Actually I am trying to run a simple unit test project (that I have downloaded from the net) to test how it works as I need to write some code for unit test in C++. I have...
  13. Re: I need some explanation about the following piece of code

    Hi, I am familiar with C++, I went through the preprocessor and token pasting, I have a few questions in the light of the picture attached, it would cbe a great help in order to clarify my...
  14. Re: I need some explanation about the following piece of code

    Thanks for the reply.But the following piece of code when I tried to paste in visual studio 2010, it showed error.


    #define TESTWITHSETUP(name,classUnderTest)
    class classUnderTest##name##Test...
  15. I need some explanation about the following piece of code

    Hello,
    I am trying to understand the following code written in unix platform about unitTest:

    /****************************************/
    #define TEST(name,classUnderTest)
    class...
  16. Replies
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    648

    Need help reading an image file

    Hello, I have a jpg file. I have extracted the width and the length of the image. I have done that with the help of some codes and markers. Now I need some help about from where the image data starts...
  17. need some suggestion on image processing

    31303
    Hello, I need some suggestion about image processing to know whether it can be done using C /c++ as I am not familiar with MATLAB. I have attached one image. The arrow in the image show the...
  18. Re: Some suggestion about .1file type, .2 file type etc

    Yes, I understand I have to zip the files for attachment. VTK is visualization tool kit. I used vtkImageReader to construct surface.
  19. Re: Some suggestion about .1file type, .2 file type etc

    Codeguru only allows to attach jpg, png etc certain type of files that's what I meant by system does not allow attaching .img, .1 file etc. Any way, I have been able to use my images to construct...
  20. Re: Some suggestion about .1file type, .2 file type etc

    I could not attach my files as it the system does not allow this. I have uploaded two files Iin a zipped folder named images) to the following link (one my .img file and another 1 File type) so that...
  21. Re: Some suggestion about .1file type, .2 file type etc

    Thanks for the suggestion. It would have been good if I could attach the file, but unfortunately I can't, the system does not allow. Now I would like to do what Paul suggested, reading the binary...
  22. Re: Some suggestion about .1file type, .2 file type etc

    Just renaming the files does not work,
  23. Re: Some suggestion about .1file type, .2 file type etc

    Thank you all for taking time to answer. I think I made every body a bit confused. As I mentioned that I have a set of raw images. What I would like to do is as follows:

    make a 3D meshed model out...
  24. Re: Some suggestion about .1file type, .2 file type etc

    I have a series of raw image files. I would like to put all of them in a folder and use that kind of extension as 1 File (.1) for those images. How can that be done?
  25. Re: Some suggestion about .1file type, .2 file type etc

    31259

    Here I have attached the properties of the file. I know these are raw image files, but what 1 File, 2 File etc means. Please help me clarify this.
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