On Sun, Nov 13, 2016 at 09:29:11PM +0100, Andreas Cadhalpun wrote:
> It causes division by zero crashes.
>
> Signed-off-by: Andreas Cadhalpun <andreas.cadhal...@googlemail.com>
> ---
> libavcodec/aacsbr_fixed.c | 4 ++++
> 1 file changed, 4 insertions(+)
>
> diff --git a/libavcodec/aacsbr_fixed.c b/libavcodec/aacsbr_fixed.c
> index b26314a..d2a7027 100644
> --- a/libavcodec/aacsbr_fixed.c
> +++ b/libavcodec/aacsbr_fixed.c
> @@ -429,6 +429,10 @@ static void sbr_gain_calc(AACContext *ac,
> SpectralBandReplication *sbr,
> av_add_sf(FLOAT_1,
> sbr->e_curr[e][m]),
> av_add_sf(FLOAT_1,
> sbr->q_mapped[e][m]))));
> }
> + if (sbr->gain[e][m].mant == 0) {
> + sbr->gain[e][m] = FLOAT_1;
> + sbr->gain[e][m].exp = MIN_EXP;
> + }Why is this not not needed for the float code ? is there a shortcomming in the SoftFloat code ? [...] -- Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB I have never wished to cater to the crowd; for what I know they do not approve, and what they approve I do not know. -- Epicurus
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