Workaround for broken(?) m4a files from ffmpeg, was Re: [PATCH] Output AAC as M4A for iTunes with metadata tags

[richard]

On Tue Apr 12 Simon Nash wrote:

> The buffersizeDB field isn't an issue for the Marantz.  I know that 
> because I sent Richard two files, one with bufferSizeDB set to zero 
> and one with it set to non-zero, and both of them played on the 
> Marantz.

I'm struggling to understand all this analysis of atoms etc. What
software are you using to carry out your tests and determine what is
going on?

It may be getting too technical for me (I'm a user not a programmer),
but I'd like to know more.