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All the supported matchers categorized and exposed as functions

Functionsยง

is_avif
Returns whether a buffer is AVIF image data.
is_bmp
Returns whether a buffer is BMP image data.
is_cr2
Returns whether a buffer is Canon CR2 image data.
is_gif
Returns whether a buffer is GIF image data.
is_heif
Returns whether a buffer is HEIF image data.
is_ico
Returns whether a buffer is ICO icon image data.
is_jpeg
Returns whether a buffer is JPEG image data.
is_jpeg2000
Returns whether a buffer is jpg2 image data.
is_jxr
Returns whether a buffer is jxr image data.
is_png
Returns whether a buffer is PNG image data.
is_psd
Returns whether a buffer is Photoshop PSD image data.
is_tiff
Returns whether a buffer is TIFF image data.
is_webp
Returns whether a buffer is WEBP image data.