Jpeg.jpeg.idct.pixels: def of gralha-jpeg-decode@0.1.0.1
Import: import gralha-jpeg-decode@0.1.0.1/jpeg.bend as Jpeg
Lines 644-650 of gralha-jpeg-decode@0.1.0.1/jpeg.bend: https://jend.leeeet.dev/read.txt?path=gralha-jpeg-decode@0.1.0.1/jpeg.bend&start_line=644&end_line=650

import Base
import gralha-text-scan@0.1.0.1/scan.bend as U
import gralha-bytes@0.1.0.1/bytes.bend as Bin

def jpeg.idct.pixels(n: Nat, +index: U32, +x: U32, +y: U32, +stride: U32, +rows: List<&2, F32>, out: Bin.Bytes) -> Bin.Bytes:
  match n:
    case 0n: out
    case 1n+d:
      +xx = (index % 8 : U32)
      +yy = (index / 8 : U32)
      jpeg.idct.pixels(d, U32.inc(index), x, y, stride, rows, Bin.bytes.set(out, ((y + yy) * stride + x + xx : U32), F32.to_u32(U.clamp(F32.floor((jpeg.idct.vertical(8n, 0, xx, yy, rows, 0.0) + 128.5 : F32)), 0.0, 255.0))))

Uses (16):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=F32
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=F32.add
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=F32.floor
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=F32.to_u32
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.add
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.div
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.inc
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.mod
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.mul
  https://jend.leeeet.dev/definition.txt?path=gralha-bytes@0.1.0.1/bytes.bend&name=Bytes
  https://jend.leeeet.dev/definition.txt?path=gralha-bytes@0.1.0.1/bytes.bend&name=bytes.set
  https://jend.leeeet.dev/definition.txt?path=gralha-jpeg-decode@0.1.0.1/jpeg.bend&name=jpeg.idct.vertical
  https://jend.leeeet.dev/definition.txt?path=gralha-text-scan@0.1.0.1/scan.bend&name=clamp