struct FastImage::JPEG
- FastImage::JPEG
- FastImage::Meta
- Struct
- Value
- Object
Defined in:
fastimage/meta/jpeg.crConstant Summary
-
COM_MARKER =
254 -
Comment
-
EOI_MARKER =
217 -
End of image
-
MAGICK =
Bytes[SEPARATOR, SOI_MARKER] -
RST_0_MARKER =
208 -
Restart (0)
-
RST_7_MARKER =
215 -
Restart (7)
-
SEPARATOR =
255 -
SOF_0_MARKER =
192 -
Start of frame (baseline sequential)
-
SOF_2_MARKER =
194 -
Start of frame (progressive)
-
SOI_MARKER =
216 -
Start of image
-
SOS_MARKER =
218 -
Start of scans
Instance Method Summary
Instance methods inherited from struct FastImage::Meta
dimensions
dimensions,
height : UInt16 | Nil
height,
initial_pos : Int32
initial_pos,
width : UInt16 | Nil
width
Constructor methods inherited from struct FastImage::Meta
new(io : IO, initial_pos : Int32 = 0)new new