From 0e16b3e2be3a3e20a5da94a0c48049ba6a5baacd Mon Sep 17 00:00:00 2001 From: James Darnley Date: Wed, 15 Feb 2017 15:03:18 +0100 Subject: [PATCH] avcodec/h264: add avx 8-bit 4:2:0 chroma h intra deblock/loop filter ~1.10x faster (69 vs. 63 cycles) compared to mmxext function --- libavcodec/x86/h264_deblock.asm | 9 +++++++++ libavcodec/x86/h264dsp_init.c | 1 + 2 files changed, 10 insertions(+) diff --git a/libavcodec/x86/h264_deblock.asm b/libavcodec/x86/h264_deblock.asm index 1e6d822cfb..2197608d73 100644 --- a/libavcodec/x86/h264_deblock.asm +++ b/libavcodec/x86/h264_deblock.asm @@ -1223,6 +1223,15 @@ cglobal deblock_v_chroma_intra_8, 4, 5, 8, pix_, stride_, alpha_, beta_ movq [pix_q], m2 RET +cglobal deblock_h_chroma_intra_8, 4, 6, 8, pix_, stride_, alpha_, beta_ + CHROMA_H_START_XMM r4, r5 + LOAD_8_ROWS PASS8ROWS(pix_q - 2, r4 - 2, stride_q, r5) + TRANSPOSE_8x4B_XMM + CHROMA_INTRA_BODY_XMM + TRANSPOSE_4x8B_XMM + STORE_8_ROWS PASS8ROWS(pix_q - 2, r4 - 2, stride_q, r5) +RET + %endmacro ; DEBLOCK_CHROMA_XMM DEBLOCK_CHROMA_XMM avx diff --git a/libavcodec/x86/h264dsp_init.c b/libavcodec/x86/h264dsp_init.c index cc86664098..b1246d029e 100644 --- a/libavcodec/x86/h264dsp_init.c +++ b/libavcodec/x86/h264dsp_init.c @@ -322,6 +322,7 @@ av_cold void ff_h264dsp_init_x86(H264DSPContext *c, const int bit_depth, c->h264_v_loop_filter_chroma_intra = ff_deblock_v_chroma_intra_8_avx; if (chroma_format_idc <= 1) { c->h264_h_loop_filter_chroma = ff_deblock_h_chroma_8_avx; + c->h264_h_loop_filter_chroma_intra = ff_deblock_h_chroma_intra_8_avx; } else { c->h264_h_loop_filter_chroma = ff_deblock_h_chroma422_8_avx; }