On Thu, Jul 02, 2015 at 11:56:15PM -0300, Claudio Freire wrote: > On Thu, Jul 2, 2015 at 3:13 PM, Rostislav Pehlivanov > <atomnu...@gmail.com> wrote: > > This commit modifies 02dbed6 to use band->active_lines to better gauge how > > much information is contained within a single band and thus allow the > > perceptual noise subsitution to more accurately determine which bands to > > code as noise. The spread[w+g] used before this patch behaved more like a > > low-pass filter for PNS band_types, which could mistakingly mark some low > > frequency bands as noise. > > > > Reviewed-by: Claudio Freire <klaussfre...@gmail.com> > > --- > > libavcodec/aacpsy.c | 2 +- > > 1 file changed, 1 insertion(+), 1 deletion(-) > > > > diff --git a/libavcodec/aacpsy.c b/libavcodec/aacpsy.c > > index 78232d4..b16f6b9 100644 > > --- a/libavcodec/aacpsy.c > > +++ b/libavcodec/aacpsy.c > > @@ -787,7 +787,7 @@ static void psy_3gpp_analyze_channel(FFPsyContext *ctx, > > int channel, > > > > psy_band->threshold = band->thr; > > psy_band->energy = band->energy; > > - psy_band->spread = spread_en[w+g]; > > + psy_band->spread = band->active_lines * 2.0f / > > band_sizes[g]; > > } > > } > > > Can't say much since I proposed it myself, so... LGTM ;-)
applied thanks [...] -- Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB While the State exists there can be no freedom; when there is freedom there will be no State. -- Vladimir Lenin
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