What is the picture format?

Question

PHP

Hello uv. Community!
The image is stored in the ms sql database in the format (0xFFD8FFE000104A46494600010100000100010000FFDB ......), please tell me what is the format and what php function can it be converted to base64 or immediately to jpg?

Answer 1

Maybe someone needs a solution to this problem:

$img = "FFD8FFE000104A46494600010100000100010000......";
$data = base64_encode(pack('H*',$img));

Answer 2