Um, I think I know who I am in a photo when I see one.
But I do hate myself in pictures. I always think I look different to everyone else; my neck looks stooped forwards, there doesn't seem to be any shades of light and dark on my face so I look like a wooden doll, I'm always pulling a goofy smile, I suddenly appear to have buck teeth in photos unlike otherwise, and my shoulders kind of look square and awkward, and my eyes glow bright red whilst everyone else's doesn't, even if I'm not looking directly at the camera.
Few people say I'm not very photogenic, others say I look perfectly normal and pretty in photos and that it's just my low self-esteem and paranoid thoughts telling me I look crap. Hopefully the former and the latter are both true, and I know not everybody looks perfect in every photo. I do know one person who is always beautiful in every photo. She can pose in whatever way she likes, and can even pull a daft face, but still looks quite perfect. Me, if one muscle is out of place on my stupid face I look like some deformed alien in the photo. 
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Female