Module generate 

Generates and stores still and animated thumbnail variants.

Constants

BYTES_PER_PIXEL 🔒

Bytes the decoder is budgeted per pixel of the picture it is asked for.

PNG 🔒

Content type of every still thumbnail tuwunel generates.

STILL_NAME 🔒

Filename a generated still thumbnail is disposed under, per the media repository specification, rather than the source filename.

Functions

animates_at 🔒

Whether this source yields an animated variant at these dimensions.

decoder_limits 🔒

Creates decoder limits from the configured pixel budget.

encode_png 🔒

Encodes one still thumbnail into a PNG buffer.

header_dim 🔒

The dimensions this picture’s own header declares.

limited_reader 🔒

Creates an image reader with the configured allocation limit.

picture_dim 🔒

The size a picture that may not be served stands in at.

reader 🔒

Creates an image reader for encoded picture bytes.

thumbnail_generate 🔒

Resizes a decoded picture to the requested dimensions.