mirror of
https://github.com/FFmpeg/FFmpeg.git
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c00cd007e8
All versions of MSVC that support C11 (namely >= v19.27)
also support the restrict keyword, therefore av_restrict
is no longer necessary since 75697836b1.
Reviewed-by: Martin Storsjö <martin@martin.st>
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
125 lines
5.0 KiB
C
125 lines
5.0 KiB
C
/*
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* Copyright (c) 2021 Loongson Technology Corporation Limited
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* Contributed by Hao Chen <chenhao@loongson.cn>
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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 "idctdsp_loongarch.h"
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#include "libavutil/loongarch/loongson_intrinsics.h"
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void ff_put_pixels_clamped_lasx(const int16_t *block,
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uint8_t *restrict pixels,
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ptrdiff_t stride)
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{
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__m256i b0, b1, b2, b3;
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__m256i temp0, temp1;
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ptrdiff_t stride_2x = stride << 1;
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ptrdiff_t stride_4x = stride << 2;
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ptrdiff_t stride_3x = stride_2x + stride;
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DUP4_ARG2(__lasx_xvld, block, 0, block, 32, block, 64, block, 96,
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b0, b1, b2, b3);
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DUP4_ARG1(__lasx_xvclip255_h, b0, b1, b2, b3, b0, b1, b2, b3);
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DUP2_ARG2(__lasx_xvpickev_b, b1, b0, b3, b2, temp0, temp1);
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__lasx_xvstelm_d(temp0, pixels, 0, 0);
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__lasx_xvstelm_d(temp0, pixels + stride, 0, 2);
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__lasx_xvstelm_d(temp0, pixels + stride_2x, 0, 1);
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__lasx_xvstelm_d(temp0, pixels + stride_3x, 0, 3);
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pixels += stride_4x;
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__lasx_xvstelm_d(temp1, pixels, 0, 0);
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__lasx_xvstelm_d(temp1, pixels + stride, 0, 2);
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__lasx_xvstelm_d(temp1, pixels + stride_2x, 0, 1);
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__lasx_xvstelm_d(temp1, pixels + stride_3x, 0, 3);
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}
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void ff_put_signed_pixels_clamped_lasx(const int16_t *block,
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uint8_t *restrict pixels,
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ptrdiff_t stride)
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{
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__m256i b0, b1, b2, b3;
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__m256i temp0, temp1;
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__m256i const_128 = {0x0080008000800080, 0x0080008000800080,
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0x0080008000800080, 0x0080008000800080};
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ptrdiff_t stride_2x = stride << 1;
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ptrdiff_t stride_4x = stride << 2;
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ptrdiff_t stride_3x = stride_2x + stride;
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DUP4_ARG2(__lasx_xvld, block, 0, block, 32, block, 64, block, 96,
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b0, b1, b2, b3);
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DUP4_ARG2(__lasx_xvadd_h, b0, const_128, b1, const_128, b2, const_128,
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b3, const_128, b0, b1, b2, b3);
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DUP4_ARG1(__lasx_xvclip255_h, b0, b1, b2, b3, b0, b1, b2, b3);
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DUP2_ARG2(__lasx_xvpickev_b, b1, b0, b3, b2, temp0, temp1);
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__lasx_xvstelm_d(temp0, pixels, 0, 0);
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__lasx_xvstelm_d(temp0, pixels + stride, 0, 2);
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__lasx_xvstelm_d(temp0, pixels + stride_2x, 0, 1);
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__lasx_xvstelm_d(temp0, pixels + stride_3x, 0, 3);
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pixels += stride_4x;
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__lasx_xvstelm_d(temp1, pixels, 0, 0);
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__lasx_xvstelm_d(temp1, pixels + stride, 0, 2);
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__lasx_xvstelm_d(temp1, pixels + stride_2x, 0, 1);
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__lasx_xvstelm_d(temp1, pixels + stride_3x, 0, 3);
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}
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void ff_add_pixels_clamped_lasx(const int16_t *block,
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uint8_t *restrict pixels,
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ptrdiff_t stride)
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{
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__m256i b0, b1, b2, b3;
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__m256i p0, p1, p2, p3, p4, p5, p6, p7;
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__m256i temp0, temp1, temp2, temp3;
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uint8_t *pix = pixels;
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ptrdiff_t stride_2x = stride << 1;
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ptrdiff_t stride_4x = stride << 2;
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ptrdiff_t stride_3x = stride_2x + stride;
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DUP4_ARG2(__lasx_xvld, block, 0, block, 32, block, 64, block, 96,
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b0, b1, b2, b3);
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p0 = __lasx_xvldrepl_d(pix, 0);
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pix += stride;
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p1 = __lasx_xvldrepl_d(pix, 0);
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pix += stride;
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p2 = __lasx_xvldrepl_d(pix, 0);
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pix += stride;
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p3 = __lasx_xvldrepl_d(pix, 0);
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pix += stride;
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p4 = __lasx_xvldrepl_d(pix, 0);
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pix += stride;
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p5 = __lasx_xvldrepl_d(pix, 0);
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pix += stride;
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p6 = __lasx_xvldrepl_d(pix, 0);
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pix += stride;
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p7 = __lasx_xvldrepl_d(pix, 0);
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DUP4_ARG3(__lasx_xvpermi_q, p1, p0, 0x20, p3, p2, 0x20, p5, p4, 0x20,
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p7, p6, 0x20, temp0, temp1, temp2, temp3);
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DUP4_ARG2(__lasx_xvaddw_h_h_bu, b0, temp0, b1, temp1, b2, temp2, b3, temp3,
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temp0, temp1, temp2, temp3);
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DUP4_ARG1(__lasx_xvclip255_h, temp0, temp1, temp2, temp3,
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temp0, temp1, temp2, temp3);
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DUP2_ARG2(__lasx_xvpickev_b, temp1, temp0, temp3, temp2, temp0, temp1);
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__lasx_xvstelm_d(temp0, pixels, 0, 0);
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__lasx_xvstelm_d(temp0, pixels + stride, 0, 2);
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__lasx_xvstelm_d(temp0, pixels + stride_2x, 0, 1);
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__lasx_xvstelm_d(temp0, pixels + stride_3x, 0, 3);
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pixels += stride_4x;
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__lasx_xvstelm_d(temp1, pixels, 0, 0);
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__lasx_xvstelm_d(temp1, pixels + stride, 0, 2);
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__lasx_xvstelm_d(temp1, pixels + stride_2x, 0, 1);
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__lasx_xvstelm_d(temp1, pixels + stride_3x, 0, 3);
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}
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