Module preview 

Image previews generation

Structs

ImagePreview

Thumbnail for Image, Video, and Link messages. Also used as bot profile pictures. The source is stored lazily and resolved when resolve or try_resolve is called(either manually or automatically by message builders). Any error falls back to a default ~600 bytes in size JPEG placeholder.

Enums

PreviewError

PreviewKind

UriDecodeError

Functions

default

encode_jpg_to_uri

Returns the default preview on PreviewError

try_decode_jpg_from_uri

try_encode_jpg_to_uri