ARSD PNG memory usage

[Adam D. Ruppe via Digitalmars-d-learn]

On Saturday, 18 June 2016 at 01:44:28 UTC, Joerg Joergonson wrote:
> I simply removed your nextpowerof2 code(so the width and height 
> wasn't being enlarged) and saw no memory change). Obviously 
> because they are temporary buffers, I guess?

right, the new code free() them right at scope exit.

> If this is the case, then maybe there is one odd temporary 
> still hanging around in png?

Could be, though the png itself has relatively small overhead, 
and the opengl texture adds to it still. I'm not sure if video 
memory is counted by task manager or not... but it could be 
loading up the whole ogl driver that accounts for some of it. I 
don't know.