Click for DCT test and pixel visualization:
Click for hide menu:
Generate random 8x8 order matrix:
Initial image coefficient values:
Number of image coefficient is:
Input matrix of coefficient type is:
Press the button to calcutate DCT:
Press the clear button:
Coefficient values after DCT:
Press the button for input matrix pixel visualization:
Visualization of image signal amplitute values after DCT:
Click for menu hide:
Choose an image:
View image data:
The image resolution in pixels is:
The number of pixels in a given image is:
The image resolution in megapixels (MP) is:
Image type is:
Image URL:
Image memory usage in kilobytes (KB):
Image effects:
Display gray color effect (grayscale):
Display red color effect:
Display green color effect:
Display blue color effect:
Display a special effect A:
Image rotation:
Enter the angle (in degrees) to which you want the image to rotate:
Mirror image effect:
Custom image effect:
Choose custom effect and transparency:
Image cropping:
Enter image cropping parametres:
X axis:
Y axis:
Width:
Height:
Image after crop:
Click for input image compression:
View image compression results:
The resolution of the input image in pixels is:
The number of pixels of the input image is:
The resolution of the input image in megapixels (MP) is:
The input image type is:
Image dimension ratio (aspect ratio) is:
The resolution of the compressed image in pixels is:
The number of pixels in a given image is:
The image resolution in megapixels (MP) is:
Image type is:
Image URL: