Jpeg.jpeg.progressive.dc.first: def of gralha-jpeg-decode@0.1.0.1
Import: import gralha-jpeg-decode@0.1.0.1/jpeg.bend as Jpeg
Lines 256-260 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=256&end_line=260

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.progressive.dc.first(+read: JPEGRead, coefficients: Bin.Bytes, predictor: U32, offset: U32, low: U32) -> JPEGBlock:
  JPEGRead{count, stream} = read
  +n = count
  +ok = U32.is_le(n, 11)
  jpeg.progressive.dc.bits(jpeg.bits(U.choose(JPEGStream, ok, stream, jpeg.stream.invalid(stream)), U.choose(U32, ok, n, 0)), n, coefficients, predictor, offset, low)

Uses (10):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.is_le
  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-jpeg-decode@0.1.0.1/jpeg.bend&name=JPEGBlock
  https://jend.leeeet.dev/definition.txt?path=gralha-jpeg-decode@0.1.0.1/jpeg.bend&name=JPEGRead
  https://jend.leeeet.dev/definition.txt?path=gralha-jpeg-decode@0.1.0.1/jpeg.bend&name=JPEGStream
  https://jend.leeeet.dev/definition.txt?path=gralha-jpeg-decode@0.1.0.1/jpeg.bend&name=jpeg.bits
  https://jend.leeeet.dev/definition.txt?path=gralha-jpeg-decode@0.1.0.1/jpeg.bend&name=jpeg.progressive.dc.bits
  https://jend.leeeet.dev/definition.txt?path=gralha-jpeg-decode@0.1.0.1/jpeg.bend&name=jpeg.stream.invalid
  https://jend.leeeet.dev/definition.txt?path=gralha-text-scan@0.1.0.1/scan.bend&name=choose