Sets 32 bit pixel at (x,y) to yellow : QImage « Qt « C++






  1. C++
  2. Qt
  3. QImage

Sets 32 bit pixel at (x,y) to yellow

  
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#include <QtGui>

int main()
{
    int x, y;
    {
        // 32-BIT
        QImage image;
        // sets 32 bit pixel at (x,y) to yellow.
        uint *ptr = reinterpret_cast<uint *>(image.scanLine(y)) + x;
        *ptr = qRgb(255, 255, 0);
    }


}








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