Codec.Picture.Jpg.Internal.Progressive

Constructors

• JpgUnpackerParameter
  • dcHuffmanTree :: !HuffmanPackedTree
  • acHuffmanTree :: !HuffmanPackedTree
  • componentIndex :: !Int
  • restartInterval :: !Int
  • componentWidth :: !Int
  • componentHeight :: !Int
  • subSampling :: !(Int, Int)
  • coefficientRange :: !(Int, Int)
  • successiveApprox :: !(Int, Int)
  • readerIndex :: !Int
  • indiceVector :: !Int

    When in progressive mode, we can have many color in a scan or only one. The indices changes on this fact, when mixed, there is whole MCU for all color components, spanning multiple block lines. With only one color component we use the normal raster order.

  • blockIndex :: !Int
  • blockMcuX :: !Int
  • blockMcuY :: !Int