[FFmpeg-devel] [PATCH] avcodec/arm/sbrdsp_neon: Use a free register instead of putting 2 things in one

[Dale Curtis]

lgtm, resolves the issue on our end.

- dale

On Thu, Jan 11, 2018 at 1:47 PM, Michael Niedermayer <michael at niedermayer.cc
> wrote:

> Fixes high pitched shriek
> Fixes: 25420848_1478428308873746_4255813235963330560_n.mp4
>
> Reported-by: Dale Curtis <dalecurtis at google.com>
> Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>
> ---
>  libavcodec/arm/sbrdsp_neon.S | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/libavcodec/arm/sbrdsp_neon.S b/libavcodec/arm/sbrdsp_neon.S
> index e66abd6..003b04e 100644
> --- a/libavcodec/arm/sbrdsp_neon.S
> +++ b/libavcodec/arm/sbrdsp_neon.S
> @@ -336,11 +336,11 @@ function ff_sbr_hf_apply_noise_0_neon, export=1
>          vld1.32         {d0},     [r0,:64]
>          vld1.32         {d6},     [lr,:64]
>          vld1.32         {d2[]},   [r1,:32]!
> -        vld1.32         {d3[]},   [r2,:32]!
> +        vld1.32         {d18[]},  [r2,:32]!
>          vceq.f32        d4,  d2,  #0
>          veor            d2,  d2,  d3
>          vmov            d1,  d0
> -        vmla.f32        d0,  d6,  d3
> +        vmla.f32        d0,  d6,  d18
>          vadd.f32        s2,  s2,  s4
>          vbif            d0,  d1,  d4
>          vst1.32         {d0},     [r0,:64]!
> --
> 2.7.4
>
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