/*(sprite_save_strip(spr_test,"spr_test.png")
surf=surface_create(32,32)
surface_set_target(surf)
draw_sprite(spr_test,0,0,0)
surface_save(surf,"surf.png")
surface_reset_target()
ini_open("initest.ini")
ini_write_string('aa','bb','cc')
ini_close()
//game_end()*/
//show_debug_message("choose file to extract from")
file_copy("empng.png","empnguse.png")
//show_debug_message("choose where to put extracted fikes to")
//pathto=get_save_filename('','choose directory to save to')
/*if pathto!=''{
    //pathto=filename_path(pathto)
    file_copy("empng.png",string(pathto)+"empnguse.png")
    }*/
folder=get_string('input file name','name')
file=noone//file_bin_open("empnguse.png",2)
pathex=get_open_filename('',"")
fileex=noone
if pathex!=''{
    fileex=file_bin_open(pathex,0)
    file_bin_seek(fileex,0)
    }
//extractfrom=file_bin_open()
ind=-1
test=0
fileind=0
//png
PNG=0
IHDR=0
IDATA=0
IEND=0
WARNING=0
message=''
lastblock='IEND'
//png 2
pngpos=-1
iendpos=-1