If the algorithm introduces materially changes the image, then the opposing council (to the one who introduces evidence) has the right to have the image validated be validated by an expert.
Thats basic court procedure.
Btw, see a submission I made about the dangers of ignoring procedure and trusting digital data:
If so, of course it adds pixels.
So, there are several ways to lose information. Inside the phone, at least these:
- between reality and image sensor
- between image sensor and storage
- between storage and display