Maybe. The JPEG decompression has been mercilessly optimized for decades.
The oddball base64 URI decode might have been done by the team's crappy coder that no one trusts, but you can write decent test cases for base64 decoding, so you can burn his hours for a few weeks without him doing any lasting harm to the code base.
The oddball base64 URI decode might have been done by the team's crappy coder that no one trusts, but you can write decent test cases for base64 decoding, so you can burn his hours for a few weeks without him doing any lasting harm to the code base.