JPEG → ASCII

POST /api/image-jpeg-to-ascii

Convert a JPEG to ASCII art. Configurable width, character ramp, invert mode. Plain text or coloured HTML output.

Decodes the input JPEG and renders it as ASCII art. Same options and output formats as `image-png-to-ascii`.

Inputs

Name	Type	Default	Description
image*	file	—	JPEG bytes.
width	number (8…400)	80	Output character columns (default 80).
ramp	string	"standard"	Preset name (standard\|blocks\|detailed) or a custom ramp string of at least two characters.
invert	boolean	false	Flip the luminance→character mapping.
format	enum (text \| html)	"text"	`text` for plain ASCII; `html` for a coloured <pre> document.

Modes: text, json. Cache: yes (24h TTL).