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- # make aWarpSharp2 work on other planar, for avs 2.6
- # v1.34 make it like original aWarpSharp2
- function aWarpSharp4xx (clip osrc, int "thresh", int "blur", int "type", int "depth", int "chroma", int "cdepth", string "cplace", bool "bic", int "cblur", bool "lsb")
- {
- lsb = default(lsb, false)
- src = lsb ? osrc.DitherPost(mode=-1) : osrc
- depth = default(depth, 16)
- type = default(type , 0)
- blur = default(blur , type==0 ? 2 : 3)
- chroma = default(chroma, 4)
- cplace = default(cplace, "MPEG2")
- cdepth = default(cdepth, IsYV24(src) ? depth : depth/2)
- cblur = default(cblur, IsYV24(src) ? blur : (blur+1)/2)
- bic = default(bic, true)
- Assert(IsPlanar(src), "aWarpSharp4xx: input clip must be planar YUV")
- assert(0 <= chroma <= 6, "aWarpSharp4xx: argument chroma must be an integer between 0 and 6.")
- assert(cplace == "MPEG2" || cplace == "MPEG1", "aWarpSharp4xx: chroma siting must be MPEG2 or MPEG1")
- IsY8(src) || (IsYV12(src) && (chroma == 0 || chroma == 1 || chroma == 2)) ? \
- Eval("""
- warp = ConvertToYV12(src).aWarpSharp2(thresh=thresh, blur=blur, type=type, depth=depth, chroma=IsY8(src) ? 1 : chroma)
- output = IsY8(src) ? ConvertToY8(warp) : warp
- """) : \
- Eval("""
- y = ConvertToY8(src).ConvertToYV12()
- u = UtoY8(src).ConvertToYV12()
- v = VtoY8(src).ConvertToYV12()
- # warp each channel independently
- y_warp = aWarpSharp2(y, thresh=thresh, blur=blur, type=type, depth=depth, chroma=1)
- u_warp = aWarpSharp2(u, thresh=thresh, blur=cblur, type=type, depth=cdepth, chroma=1)
- v_warp = aWarpSharp2(v, thresh=thresh, blur=cblur, type=type, depth=cdepth, chroma=1)
- # warp chroma by guiding it with the luma edge mask
- cshift = IsYV411(src) ? -1.5 : (cplace == "MPEG1" && IsYV12(src)) || IsYV24(src) ? 0 : -0.5
- y_mask = bic ? aSobel(y, thresh=thresh).aBlur(blur=blur, type=type).BicubicResize(u.width(), v.height(), src_left=cshift) : \
- aSobel(y, thresh=thresh).aBlur(blur=blur, type=type).BilinearResize(u.width(), v.height(), src_left=cshift)
- u_warp2 = aWarp(u, y_mask, depth=cdepth, chroma=1)
- v_warp2 = aWarp(v, y_mask, depth=cdepth, chroma=1)
- # "fill with zeroes"
- blank = BlankClip(u, pixel_type="Y8", color_yuv=$808080)
- # luma/chroma processing
- output = chroma==0 || \
- chroma==1 ? YtoUV( blank , blank , y_warp ) : \
- chroma==2 ? YtoUV( u , v , y_warp ) : \
- chroma==3 ? YtoUV( u_warp , v_warp , y_warp ) : \
- chroma==4 ? YtoUV( u_warp2 , v_warp2 , y_warp ) : \
- chroma==5 ? YtoUV( u_warp , v_warp , y ) : \
- chroma==6 ? YtoUV( u_warp2 , v_warp2 , y ) : \
- src
- """)
- output8_16 = lsb==true ? output.Dither_convert_8_to_16() : output
- y_ld = chroma < 5 ? 3 : 2
- uv_ld = Min(chroma, 3)
- Return(lsb==true ? Dither_limit_dif16(osrc, output8_16, thr=1.0, elast=1.5, y=y_ld, u=uv_ld, v=uv_ld) : output8_16)
- }
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