Problem with ffmpeg or the source?

[Andy Bircumshaw]

On 17/12/2010, at 5:44pm, Shevek wrote:
> ...
> I've just run through my archive of all series 2 of Simple Suppers
> mp4s and remuxed to mov using the same params that get_iplayer uses:
> 
> for %F in (*.mp4) do "P:\Program Files
> (x86)\get_iplayer\ffmpeg\bin\ffmpeg.exe" -i "%F" -vcodec copy -acodec
> copy -f mov -y "%~nF.mov"
> 
> Using my original r25557 ffmpeg the last 2 report the brainfart
> message and all are watchable
> 
> I repeated again using r26401, no brainfart messages and the first 5
> are watchable but the last 2 exhibit the green/pink band and
> "shadowing"
> 
> So it seems that some time between 2/12 and 8/12 (these are the dates
> I downloaded the last good and first bad eps) the Beeb changed
> something with their HD encoding which is causing this problem.

Again, my brain isn't fully functioning right now, but couldn't the cause be that something changed in ffmpeg between revision r25557 & r26401 ?

aB.