[resolution]
1x1=0x0
2x1=0x0
2x2=0x0
4x1=0x0
4x2=0x0
4x3=0x0
4x4=302x302
4x5=0x0
4x6=0x0
21x21=0x0
23x21=0x0
23x23=0x0
0x0=320x480
base=320x480