[x265] [PATCH] pixel: fix the hash mismatch due to convert32to16_shr

[Steve Borho]

On Thu, Oct 17, 2013 at 2:43 AM, <yuvaraj at multicorewareinc.com> wrote:

> # HG changeset patch
> # User Yuvaraj Venkatesh <yuvaraj at multicorewareinc.com>
> # Date 1381995774 -19800
> #      Thu Oct 17 13:12:54 2013 +0530
> # Node ID 6f7ce9050675df305f39c16f7aa6e43767eecb0e
> # Parent  1d6b3626f1b3d4b8f8f181e66eaaa649f90bac02
> pixel: fix the hash mismatch due to convert32to16_shr
>

I'm holding this patch hostage until there's a test function for these
convert primitives :)


> diff -r 1d6b3626f1b3 -r 6f7ce9050675 source/common/vec/pixel-sse3.cpp
> --- a/source/common/vec/pixel-sse3.cpp  Wed Oct 16 20:38:44 2013 -0500
> +++ b/source/common/vec/pixel-sse3.cpp  Thu Oct 17 13:12:54 2013 +0530
> @@ -44,7 +44,7 @@
>          im32 = _mm_loadu_si128((__m128i const*)org);
>          im32 = _mm_sra_epi32(_mm_add_epi32(im32, round),
> _mm_cvtsi32_si128(shift));
>          im16 = _mm_packs_epi32(im32, im32);
> -        _mm_storeu_si128((__m128i*)dst, im16);
> +        _mm_storel_epi64((__m128i*)dst, im16);
>
>          org += 4;
>          dst += 4;
> @@ -636,7 +636,7 @@
>  namespace x265 {
>  void Setup_Vec_PixelPrimitives_sse3(EncoderPrimitives &p)
>  {
> -    //p.cvt32to16_shr = convert32to16_shr;
> +    p.cvt32to16_shr = convert32to16_shr;
>      p.cvt16to32_shl = convert16to32_shl;
>      p.cvt16to16_shl = convert16to16_shl;
>
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>



-- 
Steve Borho
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