SAR.avs

# All credit goes to ajpanton for creating this script.
# You are legend, and we all have higher quality encodes to download thanks to you.
avsfile = "script.avs" # Encoding script
format = 1 # 1=NTSC, 0=PAL
wide = 1 # 1=Widescreen 16:9, 0=Full screen 4:3
#########################
ITU = (format==1?10:12)/11.0*(wide==1?4.0/3:1)
SARs = """"12:11","16:11","10:11","40:33","16:15","64:45","8:9","32:27""""
ITUprof = ""+(wide==1?"ANAMORPHIC ":"")+(format==1?"NTSC":"PAL")
i=import(avsfile).converttorgb
i
ab = round(height*(sqrt(45.0/44)-1))
a = spline36resize(round(width*ITU),height)
a = a.addborders(0,floor(ab/2.0),0,ceil(ab/2.0))
bb = width(a)-round(width*ITU/sqrt(45.0/44))
b = spline36resize(round(width*ITU/sqrt(45.0/44)),height+ab)
b = b.addborders(floor(bb/2.0),0,ceil(bb/2.0),0)
interleave(a,b)
scriptclip("""subtitle("Playback Resolution: "+\
string(round(width(i)*ITU*pow(44.0/45,current_frame%2)))+"x"+string(height(i))+\
"\n"+ITUprof+(current_frame%2==1?" NON-ITU":"")+\
"\nx264 --sar "+eval("select(2*format+wide+current_frame%2*4,"+SARs+")"),lsp=0)""")