[FFmpeg-devel] [PATCH] AAC: [PATCH] AAC: Add support for 7350Hz sampling rates

Michael Niedermayer michaelni at gmx.at
Mon Mar 9 17:26:17 CET 2015

On Mon, Mar 09, 2015 at 01:16:56PM -0300, Claudio Freire wrote:
> On Mon, Mar 9, 2015 at 1:05 PM, Michael Niedermayer <michaelni at gmx.at> wrote:
> >> Head is still using a butterworth filter for the lowpass IIRC. That
> >> could very well be both platform and sample rate specific.
> >>
> >> Sadly, I cannot test mips, but commenting the lowpass could yield
> >> useful results.
> >
> > what exact change should i make / can you provide a diff?
> > what exact should i test / can you provide a command line ?
> It should be enough to add -cutoff 7350 to the command line

doesnt help
this does:
-fate-aac-s7350-encode: CMD = enc_dec_pcm adts wav s16le $(REF) -strict -2 -c:a aac -b:a 256k
+fate-aac-s7350-encode: CMD = enc_dec_pcm adts wav s16le $(REF) -strict -2 -c:a aac -b:a 88k

this seems to fix it, didnt ivestigate why ...

Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

Those who are best at talking, realize last or never when they are wrong.
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