WordPress at a glance
filter is not described

get_image_tag filter-hook . WP 2.6.0

Filters the HTML content for the image tag.

Usage

add_filter( 'get_image_tag', 'filter_function_name_8341', 10, 6 );
function filter_function_name_8341( $html, $id, $alt, $title, $align, $size ){
	// filter...

	return $html;
}
$html(string)
HTML content for the image.
$id(int)
Attachment ID.
$alt(string)
Alternate text.
$title(string)
Attachment title.
$align(string)
Part of the class name for aligning the image.
$size(string/array)
Size of image. Image size or array of width and height values (in that order).
Default: 'medium'

Where the hook is called

get_image_tag()
wp-includes/media.php 397
return apply_filters( 'get_image_tag', $html, $id, $alt, $title, $align, $size );

Where the hook is used (in WP core)

Does not used.