Module chunk
Chunk types and functions
Structs
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.
Constants
- IDAT Image data
- IEND Image trailer
- IHDR Image header
- PLTE Palette
- acTL Animation control
- bKGD Background colour
- cHRM Source system's pixel chromaticities
- cICP Coding-independent code points for video signal type identification chunk
- cLLI Content Light Level Information chunk
- eXIf EXIF metadata chunk
- fcTL Frame control
- fdAT Frame data
- gAMA Source system's gamma value
- iCCP ICC profile chunk
- iTXt UTF-8 textual data
- mDCV Mastering Display Color Volume chunk
- pHYs Physical pixel dimensions
- sBIT
- sRGB sRGB color space chunk
- tEXt Latin-1 uncompressed textual data
- tIME Image last-modification time
- tRNS Transparency
- zTXt Latin-1 compressed textual data