HU/dxConvertPixels

This function converts pixels from one format to another.

Szintaxis

string dxConvertPixels ( string pixels, string newFormat [, int quality = 80 ] )

Kötelező paraméterek

pixels : The pixels to convert the format of
newFormat : The new format required ('plain' or 'png' or 'jpeg')

Tetszőleges paraméterek

quality : The quality of the returned pixels if the new format is 'jpeg'

Visszatérési érték

Returns a copy of the pixels in the new format, or false if invalid arguments were passed to the function.

Példa

The code opens an image, read its pixels, convert the pixels to PNG, and then save it. (You can use this image to test.)

addEventHandler('onClientResourceStart', resourceRoot, function()
  local img = fileOpen('img.jpg')
  local pixels = fileRead(img, fileGetSize(img))
  local pngPixels = dxConvertPixels(pixels, 'png')
  local newImg = fileCreate('img.png')
  fileWrite(newImg, pngPixels)
  fileClose(newImg)
  fileClose(img)
end)

Requirements

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