Data structures and methods for working with PSD files.
You are encouraged to read the PSD specification before contributing to this codebase. This will help you better understand the current approach and discover ways to improve it.
psd spec: https://www.adobe.com/devnet-apps/photoshop/fileformatashtml/
Represents the contents of a PSD file
PsdGroup represents a group of layers
PsdLayer represents a pixel layer
An image resource from the image resources section
Indicates how a channe’sl data is compressed
The different kinds of channels in a layer (red, green, blue, …).
An list of errors returned when processing PSD file.
+————————————+––––––––––––––––––––––––––––+ | Length | Description | +————————————+––––––––––––––––––––––––––––+ | 4 | Units the following value is in. One of the following: | | | ‘#Ang’ = angle: base degrees | | | ‘#Rsl’ = density: base per inch | | | ‘#Rlt’ = distance: base 72ppi | | | ‘#Nne’ = none: coerced. | | | ‘#Prc’= percent: unit value | | | ‘#Pxl’ = pixels: tagged unit value | | 8 | Actual value (double) | +————————————+––––––––––––––––––––––––––––+