AppStreamCompose – 1.0

A AscIconPolicyIter structure represents an iterator that can be used to iterate over the icon sizes / policy entries of an AscIconPolicy. AscIconPolicyIter structures are typically allocated on the stack and then initialized with asc_icon_policy_iter_init().

Designated state for an icon of a given size.

File format of an image.

The flags used for loading images.

The flags used for saving images.

A drawing error.

A metadata composition error.

An image processing error.

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.

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.

Builds a global component ID from a component-id and a (usually MD5) checksum generated from the component data.

Generate a filename from a web-URL that can be used to store the file on disk after download.

Register a new hint tag. If a previous tag with the given name already existed, the existing tag will not be replaced unless overrideExisting is set to TRUE. Please be careful when overriding tags! Tag severities can not be lowered by overriding a tag.

Clear all global state and restore defaults.

Get path to the “ffprobe” binary we should use.

Retrieve all hint tags that we know.

Get path to the “optipng” binary we should use.

Get temporary directory used by appstream-compose.

Get temporary directory used by appstream-compose and try to create it if it does not exist.

Get whether images should be optimized using optipng.

Retrieve the explanation template of the given hint tag.

Retrieve the severity of the given hint tag.

Set path to the “ffprobe” binary we should use.

Set path to the “optipng” binary we should use.

Set temporary directory used by appstream-compose.

Set whether images should be optimized using optipng.

Optimizes a PNG graphic for size with optipng, if its binary is available and this feature is enabled.