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| 1 | # IResize by Gavino and IanB and mod by A.SONY to use Custom resizer and Extra resizer parameters may be passed via res_params. like this IResize(240,480,resifilter="LanczosResize",res_params=",taps=5") | |
| 2 | - | # v 1.09 |
| 2 | + | # some parameters are special for 420 (yv12 in vanilla avs) |
| 3 | - | function IResize(clip c, int NewWidth, int NewHeight, string "resifilter", string "res_params", bool "mpeg2", Float "src_left", Float "src_top", string "res_params_c") {
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| 3 | + | # v 1.11 |
| 4 | function IResize(clip c, int NewWidth, int NewHeight, string "resifilter", string "res_params", bool "mpeg2", Float "src_left", Float "src_top", string "cresifilter", string "cres_params") {
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| 5 | avs26 = VersionNumber() < 2.60 ? false : true | |
| 6 | avspmt = Findstr(VersionString(), "AviSynth+") != 0 && Findstr(VersionString(), "r1576") == 0 | |
| 7 | resifilter = default ( resifilter, "Spline36resize" ) | |
| 8 | res_params = default(res_params, "") | |
| 9 | mpeg2 = default(mpeg2, true) | |
| 10 | src_left = default(src_left, 0) | |
| 11 | src_top = default(src_top, 0) | |
| 12 | res_params_c = default(cres_params, res_params) | |
| 13 | - | res_params_c = default(!slumSep ? res_params : res_params_c, res_params) |
| 13 | + | cresifilter = default(cresifilter, resifilter) |
| 14 | chr420 = avspmt ? c.is420() : c.isyv12() | |
| 15 | slumSep = chr420 && avs26 | |
| 16 | slumres = slumSep ? avspmt ? "ConvertToY()." : "ConvertToY8()." : "" | |
| 17 | c_width = Width(c) | |
| 18 | ch420m = slumSep && mpeg2 ? NewWidth == c_width : false | |
| 19 | wShift = ch420m ? 0.25*(1.0-Float(c_width/2.0)/Float(NewWidth/2.0)) : 0 | |
| 20 | c | |
| 21 | SeparateFields() | |
| 22 | Shift = (GetParity() ? -0.25 : 0.25) * (Height()/Float(NewHeight/2)-1.0) | |
| 23 | v2=last | |
| 24 | SelectEven(v2) | |
| 25 | euvcl = slumSep ? avspmt ? Interleave(ExtractU(),ExtractV()) : Interleave(UToY8(),VToY8()) : nop() | |
| 26 | - | Ec = chr420 ? Eval(eschrres + resifilter + "(slumSep ? NewWidth/2 : NewWidth, slumSep ? NewHeight/4 : NewHeight/2, src_left=wShift + (slumSep ? src_left==0 ? 0 : src_left/2 : src_left), src_top=slumSep ? Shift + (src_top==0 ? 0 : src_top/2) : src_top + 2*Shift" + res_params_c + ")") : nop() |
| 26 | + | |
| 27 | E = Eval(slumres + resifilter + "(NewWidth, NewHeight/2, src_left=src_left, src_top=src_top + Shift" + res_params + ")") | |
| 28 | Ec = chr420 ? Eval(eschrres + cresifilter + "(slumSep ? NewWidth/2 : NewWidth, slumSep ? NewHeight/4 : NewHeight/2, src_left=wShift + (slumSep ? src_left==0 ? 0 : src_left/2 : src_left), src_top=slumSep ? Shift + (src_top==0 ? 0 : src_top/2) : src_top + 2*Shift" + res_params_c + ")") : nop() | |
| 29 | SelectOdd(v2) | |
| 30 | ouvcl = slumSep ? avspmt ? Interleave(ExtractU(),ExtractV()) : Interleave(UToY8(),VToY8()) : nop() | |
| 31 | - | Oc = chr420 ? Eval(oschrres + resifilter + "(slumSep ? NewWidth/2 : NewWidth, slumSep ? NewHeight/4 : NewHeight/2, src_left=wShift + (slumSep ? src_left==0 ? 0 : src_left/2 : src_left), src_top=slumSep ? -Shift + (src_top==0 ? 0 : src_top/2) : src_top + -2*shift" + res_params_c + ")") : nop() |
| 31 | + | |
| 32 | O = Eval(slumres + resifilter + "(NewWidth, NewHeight/2, src_left=src_left, src_top=src_top + (-Shift)" + res_params + ")") | |
| 33 | Oc = chr420 ? Eval(oschrres + cresifilter + "(slumSep ? NewWidth/2 : NewWidth, slumSep ? NewHeight/4 : NewHeight/2, src_left=wShift + (slumSep ? src_left==0 ? 0 : src_left/2 : src_left), src_top=slumSep ? -Shift + (src_top==0 ? 0 : src_top/2) : src_top + -2*shift" + res_params_c + ")") : nop() | |
| 34 | Interleave(E, O) | |
| 35 | chr420 ? avs26 ? avspmt ? CombinePlanes(last, Interleave(Ec.Selecteven(),Oc.Selecteven()), Interleave(Ec.SelectOdd(),Oc.SelectOdd()), planes="YUV", source_planes="YYY", pixel_type=c.PixelType()) : YtoUV( Interleave(Ec.Selecteven(),Oc.Selecteven()), Interleave(Ec.SelectOdd(),Oc.SelectOdd()), last ) : MergeChroma(Interleave(Ec, Oc)) : Last | |
| 36 | Weave() | |
| 37 | } |
