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/* |
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* Copyright (C) 2002-2012 Michael Niedermayer |
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* Copyright (C) 2012 Ronald S. Bultje |
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* |
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* This file is part of FFmpeg. |
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* |
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* FFmpeg is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Lesser General Public |
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* License as published by the Free Software Foundation; either |
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* version 2.1 of the License, or (at your option) any later version. |
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* |
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* FFmpeg is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public |
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* License along with FFmpeg; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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*/ |
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#include "config.h" |
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#include "libavutil/attributes.h" |
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#include "libavutil/avassert.h" |
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#include "libavutil/common.h" |
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#include "libavutil/cpu.h" |
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#include "libavutil/mem.h" |
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#include "libavutil/x86/asm.h" |
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#include "libavutil/x86/cpu.h" |
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#include "libavcodec/videodsp.h" |
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#if HAVE_X86ASM |
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typedef void emu_edge_vfix_func(uint8_t *dst, x86_reg dst_stride, |
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const uint8_t *src, x86_reg src_stride, |
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x86_reg start_y, x86_reg end_y, x86_reg bh); |
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typedef void emu_edge_vvar_func(uint8_t *dst, x86_reg dst_stride, |
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const uint8_t *src, x86_reg src_stride, |
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x86_reg start_y, x86_reg end_y, x86_reg bh, |
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x86_reg w); |
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extern emu_edge_vfix_func ff_emu_edge_vfix1_mmx; |
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extern emu_edge_vfix_func ff_emu_edge_vfix2_mmx; |
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extern emu_edge_vfix_func ff_emu_edge_vfix3_mmx; |
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extern emu_edge_vfix_func ff_emu_edge_vfix4_mmx; |
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extern emu_edge_vfix_func ff_emu_edge_vfix5_mmx; |
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extern emu_edge_vfix_func ff_emu_edge_vfix6_mmx; |
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extern emu_edge_vfix_func ff_emu_edge_vfix7_mmx; |
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extern emu_edge_vfix_func ff_emu_edge_vfix8_mmx; |
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extern emu_edge_vfix_func ff_emu_edge_vfix9_mmx; |
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extern emu_edge_vfix_func ff_emu_edge_vfix10_mmx; |
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extern emu_edge_vfix_func ff_emu_edge_vfix11_mmx; |
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extern emu_edge_vfix_func ff_emu_edge_vfix12_mmx; |
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extern emu_edge_vfix_func ff_emu_edge_vfix13_mmx; |
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extern emu_edge_vfix_func ff_emu_edge_vfix14_mmx; |
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extern emu_edge_vfix_func ff_emu_edge_vfix15_mmx; |
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extern emu_edge_vfix_func ff_emu_edge_vfix16_mmx; |
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extern emu_edge_vfix_func ff_emu_edge_vfix17_mmx; |
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extern emu_edge_vfix_func ff_emu_edge_vfix18_mmx; |
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extern emu_edge_vfix_func ff_emu_edge_vfix19_mmx; |
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extern emu_edge_vfix_func ff_emu_edge_vfix20_mmx; |
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extern emu_edge_vfix_func ff_emu_edge_vfix21_mmx; |
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extern emu_edge_vfix_func ff_emu_edge_vfix22_mmx; |
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#if ARCH_X86_32 |
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static emu_edge_vfix_func * const vfixtbl_mmx[22] = { |
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&ff_emu_edge_vfix1_mmx, &ff_emu_edge_vfix2_mmx, &ff_emu_edge_vfix3_mmx, |
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&ff_emu_edge_vfix4_mmx, &ff_emu_edge_vfix5_mmx, &ff_emu_edge_vfix6_mmx, |
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&ff_emu_edge_vfix7_mmx, &ff_emu_edge_vfix8_mmx, &ff_emu_edge_vfix9_mmx, |
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&ff_emu_edge_vfix10_mmx, &ff_emu_edge_vfix11_mmx, &ff_emu_edge_vfix12_mmx, |
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&ff_emu_edge_vfix13_mmx, &ff_emu_edge_vfix14_mmx, &ff_emu_edge_vfix15_mmx, |
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&ff_emu_edge_vfix16_mmx, &ff_emu_edge_vfix17_mmx, &ff_emu_edge_vfix18_mmx, |
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&ff_emu_edge_vfix19_mmx, &ff_emu_edge_vfix20_mmx, &ff_emu_edge_vfix21_mmx, |
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&ff_emu_edge_vfix22_mmx |
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}; |
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#endif |
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extern emu_edge_vvar_func ff_emu_edge_vvar_mmx; |
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extern emu_edge_vfix_func ff_emu_edge_vfix16_sse; |
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extern emu_edge_vfix_func ff_emu_edge_vfix17_sse; |
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extern emu_edge_vfix_func ff_emu_edge_vfix18_sse; |
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extern emu_edge_vfix_func ff_emu_edge_vfix19_sse; |
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extern emu_edge_vfix_func ff_emu_edge_vfix20_sse; |
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extern emu_edge_vfix_func ff_emu_edge_vfix21_sse; |
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extern emu_edge_vfix_func ff_emu_edge_vfix22_sse; |
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static emu_edge_vfix_func * const vfixtbl_sse[22] = { |
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ff_emu_edge_vfix1_mmx, ff_emu_edge_vfix2_mmx, ff_emu_edge_vfix3_mmx, |
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ff_emu_edge_vfix4_mmx, ff_emu_edge_vfix5_mmx, ff_emu_edge_vfix6_mmx, |
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ff_emu_edge_vfix7_mmx, ff_emu_edge_vfix8_mmx, ff_emu_edge_vfix9_mmx, |
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ff_emu_edge_vfix10_mmx, ff_emu_edge_vfix11_mmx, ff_emu_edge_vfix12_mmx, |
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ff_emu_edge_vfix13_mmx, ff_emu_edge_vfix14_mmx, ff_emu_edge_vfix15_mmx, |
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ff_emu_edge_vfix16_sse, ff_emu_edge_vfix17_sse, ff_emu_edge_vfix18_sse, |
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ff_emu_edge_vfix19_sse, ff_emu_edge_vfix20_sse, ff_emu_edge_vfix21_sse, |
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ff_emu_edge_vfix22_sse |
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}; |
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extern emu_edge_vvar_func ff_emu_edge_vvar_sse; |
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typedef void emu_edge_hfix_func(uint8_t *dst, x86_reg dst_stride, |
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x86_reg start_x, x86_reg bh); |
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typedef void emu_edge_hvar_func(uint8_t *dst, x86_reg dst_stride, |
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x86_reg start_x, x86_reg n_words, x86_reg bh); |
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extern emu_edge_hfix_func ff_emu_edge_hfix2_mmx; |
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extern emu_edge_hfix_func ff_emu_edge_hfix4_mmx; |
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extern emu_edge_hfix_func ff_emu_edge_hfix6_mmx; |
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extern emu_edge_hfix_func ff_emu_edge_hfix8_mmx; |
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extern emu_edge_hfix_func ff_emu_edge_hfix10_mmx; |
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extern emu_edge_hfix_func ff_emu_edge_hfix12_mmx; |
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extern emu_edge_hfix_func ff_emu_edge_hfix14_mmx; |
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extern emu_edge_hfix_func ff_emu_edge_hfix16_mmx; |
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extern emu_edge_hfix_func ff_emu_edge_hfix18_mmx; |
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extern emu_edge_hfix_func ff_emu_edge_hfix20_mmx; |
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extern emu_edge_hfix_func ff_emu_edge_hfix22_mmx; |
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#if ARCH_X86_32 |
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static emu_edge_hfix_func * const hfixtbl_mmx[11] = { |
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ff_emu_edge_hfix2_mmx, ff_emu_edge_hfix4_mmx, ff_emu_edge_hfix6_mmx, |
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ff_emu_edge_hfix8_mmx, ff_emu_edge_hfix10_mmx, ff_emu_edge_hfix12_mmx, |
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ff_emu_edge_hfix14_mmx, ff_emu_edge_hfix16_mmx, ff_emu_edge_hfix18_mmx, |
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ff_emu_edge_hfix20_mmx, ff_emu_edge_hfix22_mmx |
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}; |
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#endif |
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extern emu_edge_hvar_func ff_emu_edge_hvar_mmx; |
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extern emu_edge_hfix_func ff_emu_edge_hfix16_sse2; |
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extern emu_edge_hfix_func ff_emu_edge_hfix18_sse2; |
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extern emu_edge_hfix_func ff_emu_edge_hfix20_sse2; |
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extern emu_edge_hfix_func ff_emu_edge_hfix22_sse2; |
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static emu_edge_hfix_func * const hfixtbl_sse2[11] = { |
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ff_emu_edge_hfix2_mmx, ff_emu_edge_hfix4_mmx, ff_emu_edge_hfix6_mmx, |
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ff_emu_edge_hfix8_mmx, ff_emu_edge_hfix10_mmx, ff_emu_edge_hfix12_mmx, |
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ff_emu_edge_hfix14_mmx, ff_emu_edge_hfix16_sse2, ff_emu_edge_hfix18_sse2, |
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ff_emu_edge_hfix20_sse2, ff_emu_edge_hfix22_sse2 |
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}; |
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extern emu_edge_hvar_func ff_emu_edge_hvar_sse2; |
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#if HAVE_AVX2_EXTERNAL |
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extern emu_edge_hfix_func ff_emu_edge_hfix8_avx2; |
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extern emu_edge_hfix_func ff_emu_edge_hfix10_avx2; |
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extern emu_edge_hfix_func ff_emu_edge_hfix12_avx2; |
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extern emu_edge_hfix_func ff_emu_edge_hfix14_avx2; |
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extern emu_edge_hfix_func ff_emu_edge_hfix16_avx2; |
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extern emu_edge_hfix_func ff_emu_edge_hfix18_avx2; |
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extern emu_edge_hfix_func ff_emu_edge_hfix20_avx2; |
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extern emu_edge_hfix_func ff_emu_edge_hfix22_avx2; |
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static emu_edge_hfix_func * const hfixtbl_avx2[11] = { |
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ff_emu_edge_hfix2_mmx, ff_emu_edge_hfix4_mmx, ff_emu_edge_hfix6_mmx, |
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ff_emu_edge_hfix8_avx2, ff_emu_edge_hfix10_avx2, ff_emu_edge_hfix12_avx2, |
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ff_emu_edge_hfix14_avx2, ff_emu_edge_hfix16_avx2, ff_emu_edge_hfix18_avx2, |
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ff_emu_edge_hfix20_avx2, ff_emu_edge_hfix22_avx2 |
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}; |
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extern emu_edge_hvar_func ff_emu_edge_hvar_avx2; |
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#endif |
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356819 |
static av_always_inline void emulated_edge_mc(uint8_t *dst, const uint8_t *src, |
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ptrdiff_t dst_stride, |
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ptrdiff_t src_stride, |
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x86_reg block_w, x86_reg block_h, |
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x86_reg src_x, x86_reg src_y, |
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x86_reg w, x86_reg h, |
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emu_edge_vfix_func * const *vfix_tbl, |
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emu_edge_vvar_func *v_extend_var, |
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emu_edge_hfix_func * const *hfix_tbl, |
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emu_edge_hvar_func *h_extend_var) |
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{ |
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356819 |
x86_reg start_y, start_x, end_y, end_x, src_y_add = 0, p; |
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✓✗✗✓
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356819 |
if (!w || !h) |
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return; |
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av_assert2(block_w <= FFABS(dst_stride)); |
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✓✓ |
356819 |
if (src_y >= h) { |
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src -= src_y*src_stride; |
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src_y_add = h - 1; |
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src_y = h - 1; |
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✓✓ |
356071 |
} else if (src_y <= -block_h) { |
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src -= src_y*src_stride; |
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src_y_add = 1 - block_h; |
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src_y = 1 - block_h; |
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} |
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✓✓ |
356819 |
if (src_x >= w) { |
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src += w - 1 - src_x; |
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src_x = w - 1; |
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✓✓ |
356133 |
} else if (src_x <= -block_w) { |
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src += 1 - block_w - src_x; |
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src_x = 1 - block_w; |
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} |
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✓✓ |
356819 |
start_y = FFMAX(0, -src_y); |
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✓✓ |
356819 |
start_x = FFMAX(0, -src_x); |
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356819 |
end_y = FFMIN(block_h, h-src_y); |
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356819 |
end_x = FFMIN(block_w, w-src_x); |
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av_assert2(start_x < end_x && block_w > 0); |
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av_assert2(start_y < end_y && block_h > 0); |
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// fill in the to-be-copied part plus all above/below |
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356819 |
src += (src_y_add + start_y) * src_stride + start_x; |
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356819 |
w = end_x - start_x; |
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✓✓ |
356819 |
if (w <= 22) { |
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356315 |
vfix_tbl[w - 1](dst + start_x, dst_stride, src, src_stride, |
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start_y, end_y, block_h); |
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} else { |
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v_extend_var(dst + start_x, dst_stride, src, src_stride, |
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start_y, end_y, block_h, w); |
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} |
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// fill left |
203 |
✓✓ |
356819 |
if (start_x) { |
204 |
✓✓ |
35372 |
if (start_x <= 22) { |
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34733 |
hfix_tbl[(start_x - 1) >> 1](dst, dst_stride, start_x, block_h); |
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} else { |
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h_extend_var(dst, dst_stride, |
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start_x, (start_x + 1) >> 1, block_h); |
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} |
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} |
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// fill right |
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356819 |
p = block_w - end_x; |
214 |
✓✓ |
356819 |
if (p) { |
215 |
✓✓ |
108082 |
if (p <= 22) { |
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106831 |
hfix_tbl[(p - 1) >> 1](dst + end_x - (p & 1), dst_stride, |
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106831 |
-!(p & 1), block_h); |
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} else { |
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1251 |
h_extend_var(dst + end_x - (p & 1), dst_stride, |
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-!(p & 1), (p + 1) >> 1, block_h); |
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} |
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} |
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} |
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#if ARCH_X86_32 |
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static av_noinline void emulated_edge_mc_mmx(uint8_t *buf, const uint8_t *src, |
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ptrdiff_t buf_stride, |
228 |
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ptrdiff_t src_stride, |
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int block_w, int block_h, |
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int src_x, int src_y, int w, int h) |
231 |
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{ |
232 |
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emulated_edge_mc(buf, src, buf_stride, src_stride, block_w, block_h, |
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src_x, src_y, w, h, vfixtbl_mmx, &ff_emu_edge_vvar_mmx, |
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hfixtbl_mmx, &ff_emu_edge_hvar_mmx); |
235 |
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} |
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static av_noinline void emulated_edge_mc_sse(uint8_t *buf, const uint8_t *src, |
238 |
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ptrdiff_t buf_stride, |
239 |
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ptrdiff_t src_stride, |
240 |
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int block_w, int block_h, |
241 |
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int src_x, int src_y, int w, int h) |
242 |
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{ |
243 |
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emulated_edge_mc(buf, src, buf_stride, src_stride, block_w, block_h, |
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src_x, src_y, w, h, vfixtbl_sse, &ff_emu_edge_vvar_sse, |
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hfixtbl_mmx, &ff_emu_edge_hvar_mmx); |
246 |
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} |
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#endif |
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|
1440 |
static av_noinline void emulated_edge_mc_sse2(uint8_t *buf, const uint8_t *src, |
250 |
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ptrdiff_t buf_stride, |
251 |
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ptrdiff_t src_stride, |
252 |
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int block_w, int block_h, |
253 |
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int src_x, int src_y, int w, |
254 |
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int h) |
255 |
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{ |
256 |
|
1440 |
emulated_edge_mc(buf, src, buf_stride, src_stride, block_w, block_h, |
257 |
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src_x, src_y, w, h, vfixtbl_sse, &ff_emu_edge_vvar_sse, |
258 |
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hfixtbl_sse2, &ff_emu_edge_hvar_sse2); |
259 |
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1440 |
} |
260 |
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#if HAVE_AVX2_EXTERNAL |
262 |
|
355379 |
static av_noinline void emulated_edge_mc_avx2(uint8_t *buf, const uint8_t *src, |
263 |
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ptrdiff_t buf_stride, |
264 |
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ptrdiff_t src_stride, |
265 |
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int block_w, int block_h, |
266 |
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int src_x, int src_y, int w, |
267 |
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int h) |
268 |
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{ |
269 |
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355379 |
emulated_edge_mc(buf, src, buf_stride, src_stride, block_w, block_h, |
270 |
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src_x, src_y, w, h, vfixtbl_sse, &ff_emu_edge_vvar_sse, |
271 |
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hfixtbl_avx2, &ff_emu_edge_hvar_avx2); |
272 |
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355379 |
} |
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#endif /* HAVE_AVX2_EXTERNAL */ |
274 |
|
|
#endif /* HAVE_X86ASM */ |
275 |
|
|
|
276 |
|
|
void ff_prefetch_mmxext(uint8_t *buf, ptrdiff_t stride, int h); |
277 |
|
|
void ff_prefetch_3dnow(uint8_t *buf, ptrdiff_t stride, int h); |
278 |
|
|
|
279 |
|
2375 |
av_cold void ff_videodsp_init_x86(VideoDSPContext *ctx, int bpc) |
280 |
|
|
{ |
281 |
|
|
#if HAVE_X86ASM |
282 |
|
2375 |
int cpu_flags = av_get_cpu_flags(); |
283 |
|
|
|
284 |
|
|
#if ARCH_X86_32 |
285 |
|
|
if (EXTERNAL_MMX(cpu_flags) && bpc <= 8) { |
286 |
|
|
ctx->emulated_edge_mc = emulated_edge_mc_mmx; |
287 |
|
|
} |
288 |
|
|
if (EXTERNAL_AMD3DNOW(cpu_flags)) { |
289 |
|
|
ctx->prefetch = ff_prefetch_3dnow; |
290 |
|
|
} |
291 |
|
|
#endif /* ARCH_X86_32 */ |
292 |
✓✓ |
2375 |
if (EXTERNAL_MMXEXT(cpu_flags)) { |
293 |
|
184 |
ctx->prefetch = ff_prefetch_mmxext; |
294 |
|
|
} |
295 |
|
|
#if ARCH_X86_32 |
296 |
|
|
if (EXTERNAL_SSE(cpu_flags) && bpc <= 8) { |
297 |
|
|
ctx->emulated_edge_mc = emulated_edge_mc_sse; |
298 |
|
|
} |
299 |
|
|
#endif /* ARCH_X86_32 */ |
300 |
✓✓✓✓
|
2375 |
if (EXTERNAL_SSE2(cpu_flags) && bpc <= 8) { |
301 |
|
179 |
ctx->emulated_edge_mc = emulated_edge_mc_sse2; |
302 |
|
|
} |
303 |
|
|
#if HAVE_AVX2_EXTERNAL |
304 |
✓✓✓✓
|
2375 |
if (EXTERNAL_AVX2(cpu_flags) && bpc <= 8) { |
305 |
|
171 |
ctx->emulated_edge_mc = emulated_edge_mc_avx2; |
306 |
|
|
} |
307 |
|
|
#endif |
308 |
|
|
#endif /* HAVE_X86ASM */ |
309 |
|
2375 |
} |