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Type: Posts; User: Natalie11

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  1. Replies
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    pixels of image

    hello

    i use openCv and i would like to knouw how the image's pixels are stored in memory? is it in a matrix? and if it is what her dimension?

    thanks
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    draw points en C

    hello

    I bug since few days to draw points. In fact I have a C program that computes me at each iteration X and Y, I'd draw these points in a graph. Is it possible or is there a library which I...
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    opennig a usb communication

    Hello

    How can I open an usb communication in language C? I want to use a camera .
    knowing that I Have Windows 7 and I developpe with Visual Stadio 2008

    thanks :)
  4. sobel filter

    it's me again :))

    I managed to convert my image to gray level and I applied the Sobel filter for edge detection and I haven't got good result .I send you the original_picture , sobel_picture and...
  5. thanks for all :) I managed to convert my...

    thanks for all :)

    I managed to convert my image to gray level without dividing by 256 because when I divide I obtain an image completely white !!!!!
  6. yes Salem my channels are represented by 0,1 et 2...

    yes Salem my channels are represented by 0,1 et 2
    that's what i do


    // convert to gray

    for(i=0;i<height;i++)
    {
    for(j=0;j<width;j++)
    {
  7. i'm sorry for my french post and i rectifie that...

    i'm sorry for my french post and i rectifie that i said in english, sorry

    I programming in C and I use OpenCV
    I try to store the value of the pixels in a matrix


    uchar mat[480][640];
    uchar...
  8. accés aux pixels d''une image en couleur et les mettre dans un tableau

    je programme en C et j'utilise OpenCv
    j'essaye de stocker la valeur des pixels dans une matrice


    uchar mat[307200][3];
    data = (uchar *)image_ref->imageData;
    for(i=0;i<height;i++) ...
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