application to search in picture comments

Hi, on my laptop running leap 15.3 and KDE I have a lot of pictures in many folders and these pictures has comments, in gwenview I can see user comments and EXIF and IPTC and XMP and JHEAD comments, how can I search some word in the comments (in user comments or in one of the other like EXIF and IPTC and XMP and JHEAD) in all the pictures among the folders and have as result the file where the comments I’m searching are or the whole comment that contains what I’m searching??
manythanks, ciao pier