[FFmpeg-devel] [PATCH] avcodec/h264: enable sse2 chroma deblock/loop filter functions

James Darnley jdarnley at obe.tv
Mon Feb 27 12:56:08 EET 2017


On 2017-02-22 01:27, James Darnley wrote:
> ---
>  libavcodec/x86/h264_deblock.asm |  1 +
>  libavcodec/x86/h264dsp_init.c   | 10 ++++++++++
>  2 files changed, 11 insertions(+)
> 
> diff --git a/libavcodec/x86/h264_deblock.asm b/libavcodec/x86/h264_deblock.asm
> index 32aa3d3..6702ae9 100644
> --- a/libavcodec/x86/h264_deblock.asm
> +++ b/libavcodec/x86/h264_deblock.asm
> @@ -1252,6 +1252,7 @@ RET
>  
>  %endmacro ; DEBLOCK_CHROMA_XMM
>  
> +DEBLOCK_CHROMA_XMM sse2
>  DEBLOCK_CHROMA_XMM avx
>  
>  ;-----------------------------------------------------------------------------
> diff --git a/libavcodec/x86/h264dsp_init.c b/libavcodec/x86/h264dsp_init.c
> index 51082e8..0643b37 100644
> --- a/libavcodec/x86/h264dsp_init.c
> +++ b/libavcodec/x86/h264dsp_init.c
> @@ -304,6 +304,16 @@ av_cold void ff_h264dsp_init_x86(H264DSPContext *c, const int bit_depth,
>  #if ARCH_X86_64
>              c->h264_h_loop_filter_luma_mbaff = ff_deblock_h_luma_mbaff_8_sse2;
>  #endif
> +
> +            c->h264_v_loop_filter_chroma       = ff_deblock_v_chroma_8_sse2;
> +            c->h264_v_loop_filter_chroma_intra = ff_deblock_v_chroma_intra_8_sse2;
> +            if (chroma_format_idc <= 1) {
> +                c->h264_h_loop_filter_chroma       = ff_deblock_h_chroma_8_sse2;
> +                c->h264_h_loop_filter_chroma_intra = ff_deblock_h_chroma_intra_8_sse2;
> +            } else {
> +                c->h264_h_loop_filter_chroma       = ff_deblock_h_chroma422_8_sse2;
> +                c->h264_h_loop_filter_chroma_intra = ff_deblock_h_chroma422_intra_8_sse2;
> +            }
>          }
>          if (EXTERNAL_SSSE3(cpu_flags)) {
>              c->biweight_h264_pixels_tab[0] = ff_h264_biweight_16_ssse3;
> 

Does anyone have any comments on the patch set?  For example: should I
merge this sse2 patch into the others?



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