/* * Copyright (c) 2004-2005 Michael Niedermayer, Loren Merritt * * This file is part of FFmpeg. * * FFmpeg is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * FFmpeg is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with FFmpeg; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ #include "libavutil/cpu.h" #include "libavutil/x86_cpu.h" #include "libavcodec/h264dsp.h" #include "dsputil_mmx.h" DECLARE_ALIGNED(8, static const uint64_t, ff_pb_3_1 ) = 0x0103010301030103ULL; DECLARE_ALIGNED(8, static const uint64_t, ff_pb_7_3 ) = 0x0307030703070307ULL; /***********************************/ /* IDCT */ void ff_h264_idct_add_mmx (uint8_t *dst, int16_t *block, int stride); void ff_h264_idct8_add_mmx (uint8_t *dst, int16_t *block, int stride); void ff_h264_idct8_add_sse2 (uint8_t *dst, int16_t *block, int stride); void ff_h264_idct_dc_add_mmx2 (uint8_t *dst, int16_t *block, int stride); void ff_h264_idct8_dc_add_mmx2(uint8_t *dst, int16_t *block, int stride); void ff_h264_idct_add16_mmx (uint8_t *dst, const int *block_offset, DCTELEM *block, int stride, const uint8_t nnzc[6*8]); void ff_h264_idct8_add4_mmx (uint8_t *dst, const int *block_offset, DCTELEM *block, int stride, const uint8_t nnzc[6*8]); void ff_h264_idct_add16_mmx2 (uint8_t *dst, const int *block_offset, DCTELEM *block, int stride, const uint8_t nnzc[6*8]); void ff_h264_idct_add16intra_mmx (uint8_t *dst, const int *block_offset, DCTELEM *block, int stride, const uint8_t nnzc[6*8]); void ff_h264_idct_add16intra_mmx2(uint8_t *dst, const int *block_offset, DCTELEM *block, int stride, const uint8_t nnzc[6*8]); void ff_h264_idct8_add4_mmx2 (uint8_t *dst, const int *block_offset, DCTELEM *block, int stride, const uint8_t nnzc[6*8]); void ff_h264_idct8_add4_sse2 (uint8_t *dst, const int *block_offset, DCTELEM *block, int stride, const uint8_t nnzc[6*8]); void ff_h264_idct_add8_mmx (uint8_t **dest, const int *block_offset, DCTELEM *block, int stride, const uint8_t nnzc[6*8]); void ff_h264_idct_add8_mmx2 (uint8_t **dest, const int *block_offset, DCTELEM *block, int stride, const uint8_t nnzc[6*8]); void ff_h264_idct_add16_sse2 (uint8_t *dst, const int *block_offset, DCTELEM *block, int stride, const uint8_t nnzc[6*8]); void ff_h264_idct_add16intra_sse2(uint8_t *dst, const int *block_offset, DCTELEM *block, int stride, const uint8_t nnzc[6*8]); void ff_h264_idct_add8_sse2 (uint8_t **dest, const int *block_offset, DCTELEM *block, int stride, const uint8_t nnzc[6*8]); /***********************************/ /* deblocking */ static void h264_loop_filter_strength_mmx2( int16_t bS[2][4][4], uint8_t nnz[40], int8_t ref[2][40], int16_t mv[2][40][2], int bidir, int edges, int step, int mask_mv0, int mask_mv1, int field ) { int dir; __asm__ volatile( "movq %0, %%mm7 \n" "movq %1, %%mm6 \n" ::"m"(ff_pb_1), "m"(ff_pb_3) ); if(field) __asm__ volatile( "movq %0, %%mm6 \n" ::"m"(ff_pb_3_1) ); __asm__ volatile( "movq %%mm6, %%mm5 \n" "paddb %%mm5, %%mm5 \n" :); // could do a special case for dir==0 && edges==1, but it only reduces the // average filter time by 1.2% for( dir=1; dir>=0; dir-- ) { const x86_reg d_idx = dir ? -8 : -1; const int mask_mv = dir ? mask_mv1 : mask_mv0; DECLARE_ALIGNED(8, const uint64_t, mask_dir) = dir ? 0 : 0xffffffffffffffffULL; int b_idx, edge; for( b_idx=12, edge=0; edge= limit "psubusb %%mm5, %%mm3 \n" "packsswb %%mm3, %%mm1 \n" "add $40, %0 \n" "cmp $40, %0 \n" "jl 1b \n" "sub $80, %0 \n" "pshufw $0x4E, %%mm1, %%mm1 \n" "por %%mm1, %%mm0 \n" "pshufw $0x4E, %%mm0, %%mm1 \n" "pminub %%mm1, %%mm0 \n" ::"r"(d_idx), "r"(ref[0]+b_idx), "r"(mv[0]+b_idx) ); } else { __asm__ volatile( "movd (%1), %%mm0 \n" "psubb (%1,%0), %%mm0 \n" // ref[b] != ref[bn] "movq (%2), %%mm1 \n" "movq 8(%2), %%mm2 \n" "psubw (%2,%0,4), %%mm1 \n" "psubw 8(%2,%0,4), %%mm2 \n" "packsswb %%mm2, %%mm1 \n" "paddb %%mm6, %%mm1 \n" "psubusb %%mm5, %%mm1 \n" // abs(mv[b] - mv[bn]) >= limit "packsswb %%mm1, %%mm1 \n" "por %%mm1, %%mm0 \n" ::"r"(d_idx), "r"(ref[0]+b_idx), "r"(mv[0]+b_idx) ); } } __asm__ volatile( "movd %0, %%mm1 \n" "por %1, %%mm1 \n" // nnz[b] || nnz[bn] ::"m"(nnz[b_idx]), "m"(nnz[b_idx+d_idx]) ); __asm__ volatile( "pminub %%mm7, %%mm1 \n" "pminub %%mm7, %%mm0 \n" "psllw $1, %%mm1 \n" "pxor %%mm2, %%mm2 \n" "pmaxub %%mm0, %%mm1 \n" "punpcklbw %%mm2, %%mm1 \n" "movq %%mm1, %0 \n" :"=m"(*bS[dir][edge]) ::"memory" ); } edges = 4; step = 1; } __asm__ volatile( "movq (%0), %%mm0 \n\t" "movq 8(%0), %%mm1 \n\t" "movq 16(%0), %%mm2 \n\t" "movq 24(%0), %%mm3 \n\t" TRANSPOSE4(%%mm0, %%mm1, %%mm2, %%mm3, %%mm4) "movq %%mm0, (%0) \n\t" "movq %%mm3, 8(%0) \n\t" "movq %%mm4, 16(%0) \n\t" "movq %%mm2, 24(%0) \n\t" ::"r"(bS[0]) :"memory" ); } #define LF_FUNC(DIR, TYPE, OPT) \ void ff_x264_deblock_ ## DIR ## _ ## TYPE ## _ ## OPT (uint8_t *pix, int stride, \ int alpha, int beta, int8_t *tc0); #define LF_IFUNC(DIR, TYPE, OPT) \ void ff_x264_deblock_ ## DIR ## _ ## TYPE ## _ ## OPT (uint8_t *pix, int stride, \ int alpha, int beta); LF_FUNC (h, chroma, mmxext) LF_IFUNC(h, chroma_intra, mmxext) LF_FUNC (v, chroma, mmxext) LF_IFUNC(v, chroma_intra, mmxext) LF_FUNC (h, luma, mmxext) LF_IFUNC(h, luma_intra, mmxext) #if HAVE_YASM && ARCH_X86_32 LF_FUNC (v8, luma, mmxext) static void ff_x264_deblock_v_luma_mmxext(uint8_t *pix, int stride, int alpha, int beta, int8_t *tc0) { if((tc0[0] & tc0[1]) >= 0) ff_x264_deblock_v8_luma_mmxext(pix+0, stride, alpha, beta, tc0); if((tc0[2] & tc0[3]) >= 0) ff_x264_deblock_v8_luma_mmxext(pix+8, stride, alpha, beta, tc0+2); } LF_IFUNC(v8, luma_intra, mmxext) static void ff_x264_deblock_v_luma_intra_mmxext(uint8_t *pix, int stride, int alpha, int beta) { ff_x264_deblock_v8_luma_intra_mmxext(pix+0, stride, alpha, beta); ff_x264_deblock_v8_luma_intra_mmxext(pix+8, stride, alpha, beta); } #endif LF_FUNC (h, luma, sse2) LF_IFUNC(h, luma_intra, sse2) LF_FUNC (v, luma, sse2) LF_IFUNC(v, luma_intra, sse2) /***********************************/ /* weighted prediction */ #define H264_WEIGHT(W, H, OPT) \ void ff_h264_weight_ ## W ## x ## H ## _ ## OPT(uint8_t *dst, \ int stride, int log2_denom, int weight, int offset); #define H264_BIWEIGHT(W, H, OPT) \ void ff_h264_biweight_ ## W ## x ## H ## _ ## OPT(uint8_t *dst, \ uint8_t *src, int stride, int log2_denom, int weightd, \ int weights, int offset); #define H264_BIWEIGHT_MMX(W,H) \ H264_WEIGHT (W, H, mmx2) \ H264_BIWEIGHT(W, H, mmx2) #define H264_BIWEIGHT_MMX_SSE(W,H) \ H264_BIWEIGHT_MMX(W, H) \ H264_WEIGHT (W, H, sse2) \ H264_BIWEIGHT (W, H, sse2) \ H264_BIWEIGHT (W, H, ssse3) H264_BIWEIGHT_MMX_SSE(16, 16) H264_BIWEIGHT_MMX_SSE(16, 8) H264_BIWEIGHT_MMX_SSE( 8, 16) H264_BIWEIGHT_MMX_SSE( 8, 8) H264_BIWEIGHT_MMX_SSE( 8, 4) H264_BIWEIGHT_MMX ( 4, 8) H264_BIWEIGHT_MMX ( 4, 4) H264_BIWEIGHT_MMX ( 4, 2) void ff_h264dsp_init_x86(H264DSPContext *c) { int mm_flags = av_get_cpu_flags(); if (mm_flags & AV_CPU_FLAG_MMX2) { c->h264_loop_filter_strength= h264_loop_filter_strength_mmx2; } #if HAVE_YASM if (mm_flags & AV_CPU_FLAG_MMX) { c->h264_idct_dc_add= c->h264_idct_add= ff_h264_idct_add_mmx; c->h264_idct8_dc_add= c->h264_idct8_add= ff_h264_idct8_add_mmx; c->h264_idct_add16 = ff_h264_idct_add16_mmx; c->h264_idct8_add4 = ff_h264_idct8_add4_mmx; c->h264_idct_add8 = ff_h264_idct_add8_mmx; c->h264_idct_add16intra= ff_h264_idct_add16intra_mmx; if (mm_flags & AV_CPU_FLAG_MMX2) { c->h264_idct_dc_add= ff_h264_idct_dc_add_mmx2; c->h264_idct8_dc_add= ff_h264_idct8_dc_add_mmx2; c->h264_idct_add16 = ff_h264_idct_add16_mmx2; c->h264_idct8_add4 = ff_h264_idct8_add4_mmx2; c->h264_idct_add8 = ff_h264_idct_add8_mmx2; c->h264_idct_add16intra= ff_h264_idct_add16intra_mmx2; c->h264_v_loop_filter_chroma= ff_x264_deblock_v_chroma_mmxext; c->h264_h_loop_filter_chroma= ff_x264_deblock_h_chroma_mmxext; c->h264_v_loop_filter_chroma_intra= ff_x264_deblock_v_chroma_intra_mmxext; c->h264_h_loop_filter_chroma_intra= ff_x264_deblock_h_chroma_intra_mmxext; #if ARCH_X86_32 c->h264_v_loop_filter_luma= ff_x264_deblock_v_luma_mmxext; c->h264_h_loop_filter_luma= ff_x264_deblock_h_luma_mmxext; c->h264_v_loop_filter_luma_intra = ff_x264_deblock_v_luma_intra_mmxext; c->h264_h_loop_filter_luma_intra = ff_x264_deblock_h_luma_intra_mmxext; #endif c->weight_h264_pixels_tab[0]= ff_h264_weight_16x16_mmx2; c->weight_h264_pixels_tab[1]= ff_h264_weight_16x8_mmx2; c->weight_h264_pixels_tab[2]= ff_h264_weight_8x16_mmx2; c->weight_h264_pixels_tab[3]= ff_h264_weight_8x8_mmx2; c->weight_h264_pixels_tab[4]= ff_h264_weight_8x4_mmx2; c->weight_h264_pixels_tab[5]= ff_h264_weight_4x8_mmx2; c->weight_h264_pixels_tab[6]= ff_h264_weight_4x4_mmx2; c->weight_h264_pixels_tab[7]= ff_h264_weight_4x2_mmx2; c->biweight_h264_pixels_tab[0]= ff_h264_biweight_16x16_mmx2; c->biweight_h264_pixels_tab[1]= ff_h264_biweight_16x8_mmx2; c->biweight_h264_pixels_tab[2]= ff_h264_biweight_8x16_mmx2; c->biweight_h264_pixels_tab[3]= ff_h264_biweight_8x8_mmx2; c->biweight_h264_pixels_tab[4]= ff_h264_biweight_8x4_mmx2; c->biweight_h264_pixels_tab[5]= ff_h264_biweight_4x8_mmx2; c->biweight_h264_pixels_tab[6]= ff_h264_biweight_4x4_mmx2; c->biweight_h264_pixels_tab[7]= ff_h264_biweight_4x2_mmx2; if (mm_flags&AV_CPU_FLAG_SSE2) { c->h264_idct8_add = ff_h264_idct8_add_sse2; c->h264_idct8_add4= ff_h264_idct8_add4_sse2; c->weight_h264_pixels_tab[0]= ff_h264_weight_16x16_sse2; c->weight_h264_pixels_tab[1]= ff_h264_weight_16x8_sse2; c->weight_h264_pixels_tab[2]= ff_h264_weight_8x16_sse2; c->weight_h264_pixels_tab[3]= ff_h264_weight_8x8_sse2; c->weight_h264_pixels_tab[4]= ff_h264_weight_8x4_sse2; c->biweight_h264_pixels_tab[0]= ff_h264_biweight_16x16_sse2; c->biweight_h264_pixels_tab[1]= ff_h264_biweight_16x8_sse2; c->biweight_h264_pixels_tab[2]= ff_h264_biweight_8x16_sse2; c->biweight_h264_pixels_tab[3]= ff_h264_biweight_8x8_sse2; c->biweight_h264_pixels_tab[4]= ff_h264_biweight_8x4_sse2; #if HAVE_ALIGNED_STACK c->h264_v_loop_filter_luma = ff_x264_deblock_v_luma_sse2; c->h264_h_loop_filter_luma = ff_x264_deblock_h_luma_sse2; c->h264_v_loop_filter_luma_intra = ff_x264_deblock_v_luma_intra_sse2; c->h264_h_loop_filter_luma_intra = ff_x264_deblock_h_luma_intra_sse2; #endif c->h264_idct_add16 = ff_h264_idct_add16_sse2; c->h264_idct_add8 = ff_h264_idct_add8_sse2; c->h264_idct_add16intra = ff_h264_idct_add16intra_sse2; } if (mm_flags&AV_CPU_FLAG_SSSE3) { c->biweight_h264_pixels_tab[0]= ff_h264_biweight_16x16_ssse3; c->biweight_h264_pixels_tab[1]= ff_h264_biweight_16x8_ssse3; c->biweight_h264_pixels_tab[2]= ff_h264_biweight_8x16_ssse3; c->biweight_h264_pixels_tab[3]= ff_h264_biweight_8x8_ssse3; c->biweight_h264_pixels_tab[4]= ff_h264_biweight_8x4_ssse3; } } } #endif }