Namespace
AppStreamCompose – 1.0
Library to compose AppStream catalog metadata
Dependencies
GObject—2.0 | The base type system library |
Browse documentation | |
Gio—2.0 | A modern, easy-to-use VFS API |
Browse documentation | |
AppStream—1.0 | Library to work with AppStream metadata |
Browse documentation |
Classes
Canvas |
since: 1.0 |
Compose |
since: 1.0 |
DirectoryUnit |
since: 1.0 |
Hint |
since: 1.0 |
IconPolicy |
since: 1.0 |
Image |
since: 1.0 |
Result |
since: 1.0 |
Unit |
since: 1.0 |
Structs
IconPolicyIter |
A since: 1.0 |
Enumerations
IconState |
Designated state for an icon of a given size. since: 1.0 |
ImageFormat |
File format of an image. since: 1.0 |
Bitfields
ComposeFlags |
since: 1.0 |
ImageLoadFlags |
The flags used for loading images. since: 1.0 |
ImageSaveFlags |
The flags used for saving images. since: 1.0 |
Error Domains
CanvasError |
A drawing error. since: 1.0 |
ComposeError |
A metadata composition error. since: 1.0 |
ImageError |
An image processing error. since: 1.0 |
Callbacks
CheckMetadataEarlyFn |
Function which is called after all metainfo and related data (e.g. desktop-entry files) has been loaded, but before any expensive operations such as screenshot downloads or font searches are performed. since: 1.0 |
TranslateDesktopTextFn |
Function which is called while parsing a desktop-entry file to allow external translations of string values. This is used in e.g. the Ubuntu distribution. since: 1.0 |
Functions
build_component_global_id |
Builds a global component ID from a component-id and a (usually MD5) checksum generated from the component data. since: 1.0 |
filename_from_url |
Generate a filename from a web-URL that can be used to store the file on disk after download. since: 1.0 |
globals_add_hint_tag |
Register a new hint tag. If a previous tag with the given name
already existed, the existing tag will not be replaced unless
since: 1.0 |
globals_clear |
Clear all global state and restore defaults. since: 1.0 |
globals_get_ffprobe_binary |
Get path to the “ffprobe” binary we should use. since: 1.0 |
globals_get_hint_tags |
Retrieve all hint tags that we know. since: 1.0 |
globals_get_optipng_binary |
Get path to the “optipng” binary we should use. since: 1.0 |
globals_get_tmp_dir |
Get temporary directory used by appstream-compose. since: 1.0 |
globals_get_tmp_dir_create |
Get temporary directory used by appstream-compose and try to create it if it does not exist. since: 1.0 |
globals_get_use_optipng |
Get whether images should be optimized using optipng. since: 1.0 |
globals_hint_tag_explanation |
Retrieve the explanation template of the given hint tag. since: 1.0 |
globals_hint_tag_severity |
Retrieve the severity of the given hint tag. since: 1.0 |
globals_set_ffprobe_binary |
Set path to the “ffprobe” binary we should use. since: 1.0 |
globals_set_optipng_binary |
Set path to the “optipng” binary we should use. since: 1.0 |
globals_set_tmp_dir |
Set temporary directory used by appstream-compose. since: 1.0 |
globals_set_use_optipng |
Set whether images should be optimized using optipng. since: 1.0 |
optimize_png |
Optimizes a PNG graphic for size with optipng, if its binary is available and this feature is enabled. since: 1.0 |
pixbuf_blur |
since: 1.0 |
pixbuf_sharpen |
since: 1.0 |