On Sun, Nov 08, 2015 at 05:23:32PM +0100, Andreas Cadhalpun wrote: > Updated variant attached. > > Best regards, > Andreas
> softfloat.h | 7 ++++++-
> 1 file changed, 6 insertions(+), 1 deletion(-)
> 1621ecf24466d8c1ad8cb394a079a59f39a98e4d
> 0001-softfloat-handle-INT_MIN-correctly-in-av_int2sf.patch
> From 50000b9a0ebd17d046d7a99f6388f7fb30ff66e6 Mon Sep 17 00:00:00 2001
> From: Andreas Cadhalpun <andreas.cadhal...@googlemail.com>
> Date: Sun, 8 Nov 2015 17:19:10 +0100
> Subject: [PATCH] softfloat: handle INT_MIN correctly in av_int2sf
>
> Otherwise v=INT_MIN doesn't get normalized and thus triggers av_assert2
> in other functions.
>
> Signed-off-by: Andreas Cadhalpun <andreas.cadhal...@googlemail.com>
> ---
> libavutil/softfloat.h | 7 ++++++-
> 1 file changed, 6 insertions(+), 1 deletion(-)
>
> diff --git a/libavutil/softfloat.h b/libavutil/softfloat.h
> index 4cc3ceb..5b285e3 100644
> --- a/libavutil/softfloat.h
> +++ b/libavutil/softfloat.h
> @@ -153,7 +153,12 @@ static inline av_const SoftFloat av_sub_sf(SoftFloat a,
> SoftFloat b){
> * @returns a SoftFloat with value v * 2^frac_bits
> */
> static inline av_const SoftFloat av_int2sf(int v, int frac_bits){
> - return av_normalize_sf((SoftFloat){v, ONE_BITS + 1 - frac_bits});
> + int exp_offset = 0;
> + if(v == INT_MIN){
> + exp_offset = 1;
> + v>>=1;
> + }
> + return av_normalize_sf(av_normalize1_sf((SoftFloat){v, ONE_BITS + 1 -
> frac_bits + exp_offset}));
should be ok
[...]
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