mirror of https://git.ffmpeg.org/ffmpeg.git
138 lines
4.2 KiB
NASM
138 lines
4.2 KiB
NASM
;******************************************************************************
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;* SIMD-optimized UTVideo functions
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;* Copyright (c) 2017 Paul B Mahol
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;* Copyright (c) 2017 Jokyo Images
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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 "libavutil/x86/x86util.asm"
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SECTION_RODATA
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cextern pb_80
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cextern pw_512
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cextern pw_1023
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SECTION .text
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;-------------------------------------------------------------------------------------------
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; void restore_rgb_planes(uint8_t *src_r, uint8_t *src_g, uint8_t *src_b,
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; ptrdiff_t linesize_r, ptrdiff_t linesize_g, ptrdiff_t linesize_b,
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; int width, int height)
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;-------------------------------------------------------------------------------------------
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%macro RESTORE_RGB_PLANES 0
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cglobal restore_rgb_planes, 7 + ARCH_X86_64, 7 + ARCH_X86_64 * 2, 4, src_r, src_g, src_b, linesize_r, linesize_g, linesize_b, w, h, x
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movsxdifnidn wq, wd
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add src_rq, wq
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add src_gq, wq
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add src_bq, wq
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neg wq
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%if ARCH_X86_64 == 0
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mov wm, wq
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DEFINE_ARGS src_r, src_g, src_b, linesize_r, linesize_g, linesize_b, x
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%define wq r6m
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%define hd r7mp
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%endif
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mova m3, [pb_80]
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.nextrow:
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mov xq, wq
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.loop:
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mova m0, [src_rq + xq]
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mova m1, [src_gq + xq]
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mova m2, [src_bq + xq]
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psubb m1, m3
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paddb m0, m1
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paddb m2, m1
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mova [src_rq+xq], m0
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mova [src_bq+xq], m2
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add xq, mmsize
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jl .loop
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add src_rq, linesize_rq
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add src_gq, linesize_gq
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add src_bq, linesize_bq
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sub hd, 1
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jg .nextrow
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REP_RET
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%endmacro
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INIT_XMM sse2
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RESTORE_RGB_PLANES
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%if HAVE_AVX2_EXTERNAL
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INIT_YMM avx2
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RESTORE_RGB_PLANES
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%endif
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;-------------------------------------------------------------------------------------------
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; void restore_rgb_planes10(uint16_t *src_r, uint16_t *src_g, uint16_t *src_b,
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; ptrdiff_t linesize_r, ptrdiff_t linesize_g, ptrdiff_t linesize_b,
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; int width, int height)
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;-------------------------------------------------------------------------------------------
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%macro RESTORE_RGB_PLANES10 0
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cglobal restore_rgb_planes10, 7 + ARCH_X86_64, 7 + ARCH_X86_64 * 2, 5, src_r, src_g, src_b, linesize_r, linesize_g, linesize_b, w, h, x
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shl wd, 1
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shl linesize_rq, 1
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shl linesize_gq, 1
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shl linesize_bq, 1
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add src_rq, wq
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add src_gq, wq
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add src_bq, wq
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mova m3, [pw_512]
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mova m4, [pw_1023]
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neg wq
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%if ARCH_X86_64 == 0
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mov wm, wq
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DEFINE_ARGS src_r, src_g, src_b, linesize_r, linesize_g, linesize_b, x
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%define wq r6m
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%define hd r7mp
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%endif
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.nextrow:
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mov xq, wq
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.loop:
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mova m0, [src_rq + xq]
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mova m1, [src_gq + xq]
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mova m2, [src_bq + xq]
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psubw m1, m3
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paddw m0, m1
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paddw m2, m1
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pand m0, m4
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pand m2, m4
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mova [src_rq+xq], m0
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mova [src_bq+xq], m2
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add xq, mmsize
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jl .loop
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add src_rq, linesize_rq
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add src_gq, linesize_gq
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add src_bq, linesize_bq
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sub hd, 1
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jg .nextrow
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REP_RET
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%endmacro
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INIT_XMM sse2
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RESTORE_RGB_PLANES10
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%if HAVE_AVX2_EXTERNAL
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INIT_YMM avx2
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RESTORE_RGB_PLANES10
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%endif
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