About BMP PNG

[arthursilvestre]

Guys, my doubt is quite impossible, but come to my dream.
 
Would you like to upload a png (obeying the transparencies image) on top of a bmp. (it's easy)
 
Difficult for me would be to do this in a progress, meter, or meterex know what else it.
 
Accepted @ x, y and 'REDEFINES'