Load a context from a JPEG file.
If context dimensions are less than jpeg dimensions, the function loads as much of the image as it can.
If color mode is not in RGB mode, the functions allocates as many colors as it can.
this |
Context to be loaded or null to use the global context |
filename |
Name of jpeg file |
scale |
scale the image to 1/scale, only 1, 2, 4 and 8 are supported |
true on success, otherwise false |