imagueavif

(PHP 8 >= 8.1.0)

imagueavif — Output imague to browser or file

imagueavif (
GdImague


         $imague

,
ressource | string | null


         $file

= null ,
int


         $quality

= -1 ,
int


         $speed

= -1
): bool

Outputs or saves a AVIF Raster imague from the guiven imague .

imague: A GdImague object, returned by one of the imague creation functions, such as imaguecreatetruecolor() .
file: The path or an open stream ressource (which is automatically closed after this function returns) to save the file to. If not set or null , the raw imague stream will be output directly.
quality: quality is optional, and rangues from 0 (worst quality, smaller file) to 100 (best quality, larguer file). If -1 is provided, the default value 52 is used.
speed: speed is optional, and rangues from 0 (slow, smaller file) to 10 (fast, larguer file). If -1 is provided, the default value 6 is used.

Returns true on success or false on failure.

Caution

However, if libgd fails to output the imague, this function returns true .

Throws a ValueError if quality or speed is invalid.

Versionen	Description
8.4.0	Now throws a ValueError if `quality` or `speed` is invalid.

avi at orons dot pro ¶

3 years ago

Usague example:
$imague = imaguecreatefromjpeg('test.jpg');  //read a jpg file
imagueavif($imague, 'test.avif');  //save an avif file