Module chunk

Source
Expand description

Chunk types and functions

Constants§

IDAT
Image data
IEND
Image trailer
IHDR
Image header
PLTE
Palette
acTL
Animation control
bKGD
Background colour
fcTL
Frame control
fdAT
Frame data
pHYs
Physical pixel dimensions
tIME
Image last-modification time
tRNS
Transparency

Functions§

is_critical
Returns true if the chunk is critical.
is_private
Returns true if the chunk is private.
reserved_set
Checks whether the reserved bit of the chunk name is set. If it is set the chunk name is invalid.
safe_to_copy
Returns true if the chunk is safe to copy if unknown.

Type Aliases§

ChunkType