579 lines
25 KiB
NASM
579 lines
25 KiB
NASM
;
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; jccolext.asm - colorspace conversion (AVX2)
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;
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; Copyright (C) 2015, Intel Corporation.
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; Copyright (C) 2016, D. R. Commander.
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;
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; Based on the x86 SIMD extension for IJG JPEG library
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; Copyright (C) 1999-2006, MIYASAKA Masaru.
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; For conditions of distribution and use, see copyright notice in jsimdext.inc
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;
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; This file should be assembled with NASM (Netwide Assembler),
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; can *not* be assembled with Microsoft's MASM or any compatible
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; assembler (including Borland's Turbo Assembler).
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; NASM is available from http://nasm.sourceforge.net/ or
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; http://sourceforge.net/project/showfiles.php?group_id=6208
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%include "jcolsamp.inc"
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; --------------------------------------------------------------------------
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;
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; Convert some rows of samples to the output colorspace.
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;
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; GLOBAL(void)
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; jsimd_rgb_ycc_convert_avx2(JDIMENSION img_width, JSAMPARRAY input_buf,
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; JSAMPIMAGE output_buf, JDIMENSION output_row,
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; int num_rows);
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;
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%define img_width(b) (b) + 8 ; JDIMENSION img_width
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%define input_buf(b) (b) + 12 ; JSAMPARRAY input_buf
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%define output_buf(b) (b) + 16 ; JSAMPIMAGE output_buf
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%define output_row(b) (b) + 20 ; JDIMENSION output_row
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%define num_rows(b) (b) + 24 ; int num_rows
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%define original_ebp ebp + 0
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%define wk(i) ebp - (WK_NUM - (i)) * SIZEOF_YMMWORD
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; ymmword wk[WK_NUM]
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%define WK_NUM 8
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%define gotptr wk(0) - SIZEOF_POINTER ; void * gotptr
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align 32
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GLOBAL_FUNCTION(jsimd_rgb_ycc_convert_avx2)
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EXTN(jsimd_rgb_ycc_convert_avx2):
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push ebp
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mov eax, esp ; eax = original ebp
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sub esp, byte 4
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and esp, byte (-SIZEOF_YMMWORD) ; align to 256 bits
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mov [esp], eax
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mov ebp, esp ; ebp = aligned ebp
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lea esp, [wk(0)]
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pushpic eax ; make a room for GOT address
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push ebx
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; push ecx ; need not be preserved
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; push edx ; need not be preserved
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push esi
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push edi
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get_GOT ebx ; get GOT address
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movpic POINTER [gotptr], ebx ; save GOT address
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mov ecx, JDIMENSION [img_width(eax)]
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test ecx, ecx
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jz near .return
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push ecx
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mov esi, JSAMPIMAGE [output_buf(eax)]
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mov ecx, JDIMENSION [output_row(eax)]
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mov edi, JSAMPARRAY [esi+0*SIZEOF_JSAMPARRAY]
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mov ebx, JSAMPARRAY [esi+1*SIZEOF_JSAMPARRAY]
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mov edx, JSAMPARRAY [esi+2*SIZEOF_JSAMPARRAY]
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lea edi, [edi+ecx*SIZEOF_JSAMPROW]
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lea ebx, [ebx+ecx*SIZEOF_JSAMPROW]
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lea edx, [edx+ecx*SIZEOF_JSAMPROW]
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pop ecx
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mov esi, JSAMPARRAY [input_buf(eax)]
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mov eax, INT [num_rows(eax)]
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test eax, eax
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jle near .return
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alignx 16, 7
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.rowloop:
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pushpic eax
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push edx
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push ebx
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push edi
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push esi
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push ecx ; col
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mov esi, JSAMPROW [esi] ; inptr
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mov edi, JSAMPROW [edi] ; outptr0
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mov ebx, JSAMPROW [ebx] ; outptr1
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mov edx, JSAMPROW [edx] ; outptr2
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movpic eax, POINTER [gotptr] ; load GOT address (eax)
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cmp ecx, byte SIZEOF_YMMWORD
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jae near .columnloop
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alignx 16, 7
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%if RGB_PIXELSIZE == 3 ; ---------------
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.column_ld1:
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push eax
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push edx
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lea ecx, [ecx+ecx*2] ; imul ecx,RGB_PIXELSIZE
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test cl, SIZEOF_BYTE
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jz short .column_ld2
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sub ecx, byte SIZEOF_BYTE
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movzx eax, byte [esi+ecx]
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.column_ld2:
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test cl, SIZEOF_WORD
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jz short .column_ld4
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sub ecx, byte SIZEOF_WORD
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movzx edx, word [esi+ecx]
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shl eax, WORD_BIT
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or eax, edx
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.column_ld4:
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vmovd xmmA, eax
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pop edx
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pop eax
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test cl, SIZEOF_DWORD
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jz short .column_ld8
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sub ecx, byte SIZEOF_DWORD
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vmovd xmmF, XMM_DWORD [esi+ecx]
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vpslldq xmmA, xmmA, SIZEOF_DWORD
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vpor xmmA, xmmA, xmmF
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.column_ld8:
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test cl, SIZEOF_MMWORD
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jz short .column_ld16
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sub ecx, byte SIZEOF_MMWORD
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vmovq xmmB, XMM_MMWORD [esi+ecx]
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vpslldq xmmA, xmmA, SIZEOF_MMWORD
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vpor xmmA, xmmA, xmmB
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.column_ld16:
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test cl, SIZEOF_XMMWORD
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jz short .column_ld32
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sub ecx, byte SIZEOF_XMMWORD
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vmovdqu xmmB, XMM_MMWORD [esi+ecx]
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vperm2i128 ymmA, ymmA, ymmA, 1
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vpor ymmA, ymmB
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.column_ld32:
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test cl, SIZEOF_YMMWORD
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jz short .column_ld64
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sub ecx, byte SIZEOF_YMMWORD
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vmovdqa ymmF, ymmA
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vmovdqu ymmA, YMMWORD [esi+0*SIZEOF_YMMWORD]
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.column_ld64:
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test cl, 2*SIZEOF_YMMWORD
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mov ecx, SIZEOF_YMMWORD
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jz short .rgb_ycc_cnv
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vmovdqa ymmB, ymmA
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vmovdqu ymmA, YMMWORD [esi+0*SIZEOF_YMMWORD]
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vmovdqu ymmF, YMMWORD [esi+1*SIZEOF_YMMWORD]
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jmp short .rgb_ycc_cnv
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alignx 16, 7
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.columnloop:
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vmovdqu ymmA, YMMWORD [esi+0*SIZEOF_YMMWORD]
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vmovdqu ymmF, YMMWORD [esi+1*SIZEOF_YMMWORD]
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vmovdqu ymmB, YMMWORD [esi+2*SIZEOF_YMMWORD]
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.rgb_ycc_cnv:
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; ymmA=(00 10 20 01 11 21 02 12 22 03 13 23 04 14 24 05
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; 15 25 06 16 26 07 17 27 08 18 28 09 19 29 0A 1A)
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; ymmF=(2A 0B 1B 2B 0C 1C 2C 0D 1D 2D 0E 1E 2E 0F 1F 2F
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; 0G 1G 2G 0H 1H 2H 0I 1I 2I 0J 1J 2J 0K 1K 2K 0L)
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; ymmB=(1L 2L 0M 1M 2M 0N 1N 2N 0O 1O 2O 0P 1P 2P 0Q 1Q
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; 2Q 0R 1R 2R 0S 1S 2S 0T 1T 2T 0U 1U 2U 0V 1V 2V)
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vmovdqu ymmC, ymmA
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vinserti128 ymmA, ymmF, xmmA, 0 ; ymmA=(00 10 20 01 11 21 02 12 22 03 13 23 04 14 24 05
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; 0G 1G 2G 0H 1H 2H 0I 1I 2I 0J 1J 2J 0K 1K 2K 0L)
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vinserti128 ymmC, ymmC, xmmB, 0 ; ymmC=(1L 2L 0M 1M 2M 0N 1N 2N 0O 1O 2O 0P 1P 2P 0Q 1Q
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; 15 25 06 16 26 07 17 27 08 18 28 09 19 29 0A 1A)
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vinserti128 ymmB, ymmB, xmmF, 0 ; ymmB=(2A 0B 1B 2B 0C 1C 2C 0D 1D 2D 0E 1E 2E 0F 1F 2F
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; 2Q 0R 1R 2R 0S 1S 2S 0T 1T 2T 0U 1U 2U 0V 1V 2V)
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vperm2i128 ymmF, ymmC, ymmC, 1 ; ymmF=(15 25 06 16 26 07 17 27 08 18 28 09 19 29 0A 1A
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; 1L 2L 0M 1M 2M 0N 1N 2N 0O 1O 2O 0P 1P 2P 0Q 1Q)
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vmovdqa ymmG, ymmA
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vpslldq ymmA, ymmA, 8 ; ymmA=(-- -- -- -- -- -- -- -- 00 10 20 01 11 21 02 12
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; 22 03 13 23 04 14 24 05 0G 1G 2G 0H 1H 2H 0I 1I)
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vpsrldq ymmG, ymmG, 8 ; ymmG=(22 03 13 23 04 14 24 05 0G 1G 2G 0H 1H 2H 0I 1I
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; 2I 0J 1J 2J 0K 1K 2K 0L -- -- -- -- -- -- -- --)
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vpunpckhbw ymmA, ymmA, ymmF ; ymmA=(00 08 10 18 20 28 01 09 11 19 21 29 02 0A 12 1A
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; 0G 0O 1G 1O 2G 2O 0H 0P 1H 1P 2H 2P 0I 0Q 1I 1Q)
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vpslldq ymmF, ymmF, 8 ; ymmF=(-- -- -- -- -- -- -- -- 15 25 06 16 26 07 17 27
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; 08 18 28 09 19 29 0A 1A 1L 2L 0M 1M 2M 0N 1N 2N)
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vpunpcklbw ymmG, ymmG, ymmB ; ymmG=(22 2A 03 0B 13 1B 23 2B 04 0C 14 1C 24 2C 05 0D
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; 2I 2Q 0J 0R 1J 1R 2J 2R 0K 0S 1K 1S 2K 2S 0L 0T)
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vpunpckhbw ymmF, ymmF, ymmB ; ymmF=(15 1D 25 2D 06 0E 16 1E 26 2E 07 0F 17 1F 27 2F
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; 1L 1T 2L 2T 0M 0U 1M 1U 2M 2U 0N 0V 1N 1V 2N 2V)
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vmovdqa ymmD, ymmA
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vpslldq ymmA, ymmA, 8 ; ymmA=(-- -- -- -- -- -- -- -- 00 08 10 18 20 28 01 09
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; 11 19 21 29 02 0A 12 1A 0G 0O 1G 1O 2G 2O 0H 0P)
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vpsrldq ymmD, ymmD, 8 ; ymmD=(11 19 21 29 02 0A 12 1A 0G 0O 1G 1O 2G 2O 0H 0P
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; 1H 1P 2H 2P 0I 0Q 1I 1Q -- -- -- -- -- -- -- --)
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vpunpckhbw ymmA, ymmA, ymmG ; ymmA=(00 04 08 0C 10 14 18 1C 20 24 28 2C 01 05 09 0D
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; 0G 0K 0O 0S 1G 1K 1O 1S 2G 2K 2O 2S 0H 0L 0P 0T)
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vpslldq ymmG, ymmG, 8 ; ymmG=(-- -- -- -- -- -- -- -- 22 2A 03 0B 13 1B 23 2B
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; 04 0C 14 1C 24 2C 05 0D 2I 2Q 0J 0R 1J 1R 2J 2R)
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vpunpcklbw ymmD, ymmD, ymmF ; ymmD=(11 15 19 1D 21 25 29 2D 02 06 0A 0E 12 16 1A 1E
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; 1H 1L 1P 1T 2H 2L 2P 2T 0I 0M 0Q 0U 1I 1M 1Q 1U)
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vpunpckhbw ymmG, ymmG, ymmF ; ymmG=(22 26 2A 2E 03 07 0B 0F 13 17 1B 1F 23 27 2B 2F
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; 2I 2M 2Q 2U 0J 0N 0R 0V 1J 1N 1R 1V 2J 2N 2R 2V)
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vmovdqa ymmE, ymmA
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vpslldq ymmA, ymmA, 8 ; ymmA=(-- -- -- -- -- -- -- -- 00 04 08 0C 10 14 18 1C
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; 20 24 28 2C 01 05 09 0D 0G 0K 0O 0S 1G 1K 1O 1S)
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vpsrldq ymmE, ymmE, 8 ; ymmE=(20 24 28 2C 01 05 09 0D 0G 0K 0O 0S 1G 1K 1O 1S
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; 2G 2K 2O 2S 0H 0L 0P 0T -- -- -- -- -- -- -- --)
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vpunpckhbw ymmA, ymmA, ymmD ; ymmA=(00 02 04 06 08 0A 0C 0E 10 12 14 16 18 1A 1C 1E
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; 0G 0I 0K 0M 0O 0Q 0S 0U 1G 1I 1K 1M 1O 1Q 1S 1U)
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vpslldq ymmD, ymmD, 8 ; ymmD=(-- -- -- -- -- -- -- -- 11 15 19 1D 21 25 29 2D
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; 02 06 0A 0E 12 16 1A 1E 1H 1L 1P 1T 2H 2L 2P 2T)
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vpunpcklbw ymmE, ymmE, ymmG ; ymmE=(20 22 24 26 28 2A 2C 2E 01 03 05 07 09 0B 0D 0F
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; 2G 2I 2K 2M 2O 2Q 2S 2U 0H 0J 0L 0N 0P 0R 0T 0V)
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vpunpckhbw ymmD, ymmD, ymmG ; ymmD=(11 13 15 17 19 1B 1D 1F 21 23 25 27 29 2B 2D 2F
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; 1H 1J 1L 1N 1P 1R 1T 1V 2H 2J 2L 2N 2P 2R 2T 2V)
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vpxor ymmH, ymmH, ymmH
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vmovdqa ymmC, ymmA
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vpunpcklbw ymmA, ymmA, ymmH ; ymmA=(00 02 04 06 08 0A 0C 0E 0G 0I 0K 0M 0O 0Q 0S 0U)
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vpunpckhbw ymmC, ymmC, ymmH ; ymmC=(10 12 14 16 18 1A 1C 1E 1G 1I 1K 1M 1O 1Q 1S 1U)
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vmovdqa ymmB, ymmE
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vpunpcklbw ymmE, ymmE, ymmH ; ymmE=(20 22 24 26 28 2A 2C 2E 2G 2I 2K 2M 2O 2Q 2S 2U)
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vpunpckhbw ymmB, ymmB, ymmH ; ymmB=(01 03 05 07 09 0B 0D 0F 0H 0J 0L 0N 0P 0R 0T 0V)
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vmovdqa ymmF, ymmD
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vpunpcklbw ymmD, ymmD, ymmH ; ymmD=(11 13 15 17 19 1B 1D 1F 1H 1J 1L 1N 1P 1R 1T 1V)
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vpunpckhbw ymmF, ymmF, ymmH ; ymmF=(21 23 25 27 29 2B 2D 2F 2H 2J 2L 2N 2P 2R 2T 2V)
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%else ; RGB_PIXELSIZE == 4 ; -----------
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.column_ld1:
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test cl, SIZEOF_XMMWORD/16
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jz short .column_ld2
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sub ecx, byte SIZEOF_XMMWORD/16
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vmovd xmmA, XMM_DWORD [esi+ecx*RGB_PIXELSIZE]
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.column_ld2:
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test cl, SIZEOF_XMMWORD/8
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jz short .column_ld4
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sub ecx, byte SIZEOF_XMMWORD/8
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vmovq xmmF, XMM_MMWORD [esi+ecx*RGB_PIXELSIZE]
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vpslldq xmmA, xmmA, SIZEOF_MMWORD
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vpor xmmA, xmmA, xmmF
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.column_ld4:
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test cl, SIZEOF_XMMWORD/4
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jz short .column_ld8
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sub ecx, byte SIZEOF_XMMWORD/4
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vmovdqa xmmF, xmmA
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vperm2i128 ymmF, ymmF, ymmF, 1
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vmovdqu xmmA, XMMWORD [esi+ecx*RGB_PIXELSIZE]
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vpor ymmA, ymmA, ymmF
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.column_ld8:
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test cl, SIZEOF_XMMWORD/2
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jz short .column_ld16
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sub ecx, byte SIZEOF_XMMWORD/2
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vmovdqa ymmF, ymmA
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vmovdqu ymmA, YMMWORD [esi+ecx*RGB_PIXELSIZE]
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.column_ld16:
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test cl, SIZEOF_XMMWORD
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mov ecx, SIZEOF_YMMWORD
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jz short .rgb_ycc_cnv
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vmovdqa ymmE, ymmA
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vmovdqa ymmH, ymmF
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vmovdqu ymmA, YMMWORD [esi+0*SIZEOF_YMMWORD]
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vmovdqu ymmF, YMMWORD [esi+1*SIZEOF_YMMWORD]
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jmp short .rgb_ycc_cnv
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alignx 16, 7
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.columnloop:
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vmovdqu ymmA, YMMWORD [esi+0*SIZEOF_YMMWORD]
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vmovdqu ymmF, YMMWORD [esi+1*SIZEOF_YMMWORD]
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vmovdqu ymmE, YMMWORD [esi+2*SIZEOF_YMMWORD]
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vmovdqu ymmH, YMMWORD [esi+3*SIZEOF_YMMWORD]
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.rgb_ycc_cnv:
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; ymmA=(00 10 20 30 01 11 21 31 02 12 22 32 03 13 23 33
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; 04 14 24 34 05 15 25 35 06 16 26 36 07 17 27 37)
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; ymmF=(08 18 28 38 09 19 29 39 0A 1A 2A 3A 0B 1B 2B 3B
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; 0C 1C 2C 3C 0D 1D 2D 3D 0E 1E 2E 3E 0F 1F 2F 3F)
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; ymmE=(0G 1G 2G 3G 0H 1H 2H 3H 0I 1I 2I 3I 0J 1J 2J 3J
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; 0K 1K 2K 3K 0L 1L 2L 3L 0M 1M 2M 3M 0N 1N 2N 3N)
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; ymmH=(0O 1O 2O 3O 0P 1P 2P 3P 0Q 1Q 2Q 3Q 0R 1R 2R 3R
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; 0S 1S 2S 3S 0T 1T 2T 3T 0U 1U 2U 3U 0V 1V 2V 3V)
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vmovdqa ymmB, ymmA
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vinserti128 ymmA, ymmA, xmmE, 1 ; ymmA=(00 10 20 30 01 11 21 31 02 12 22 32 03 13 23 33
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; 0G 1G 2G 3G 0H 1H 2H 3H 0I 1I 2I 3I 0J 1J 2J 3J)
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vperm2i128 ymmE, ymmB, ymmE, 0x31 ; ymmE=(04 14 24 34 05 15 25 35 06 16 26 36 07 17 27 37
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; 0K 1K 2K 3K 0L 1L 2L 3L 0M 1M 2M 3M 0N 1N 2N 3N)
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vmovdqa ymmB, ymmF
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vinserti128 ymmF, ymmF, xmmH, 1 ; ymmF=(08 18 28 38 09 19 29 39 0A 1A 2A 3A 0B 1B 2B 3B
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; 0O 1O 2O 3O 0P 1P 2P 3P 0Q 1Q 2Q 3Q 0R 1R 2R 3R)
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vperm2i128 ymmH, ymmB, ymmH, 0x31 ; ymmH=(0C 1C 2C 3C 0D 1D 2D 3D 0E 1E 2E 3E 0F 1F 2F 3F
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; 0S 1S 2S 3S 0T 1T 2T 3T 0U 1U 2U 3U 0V 1V 2V 3V)
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vmovdqa ymmD, ymmA
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vpunpcklbw ymmA, ymmA, ymmE ; ymmA=(00 04 10 14 20 24 30 34 01 05 11 15 21 25 31 35
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; 0G 0K 1G 1K 2G 2K 3G 3K 0H 0L 1H 1L 2H 2L 3H 3L)
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vpunpckhbw ymmD, ymmD, ymmE ; ymmD=(02 06 12 16 22 26 32 36 03 07 13 17 23 27 33 37
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; 0I 0M 1I 1M 2I 2M 3I 3M 0J 0N 1J 1N 2J 2N 3J 3N)
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vmovdqa ymmC, ymmF
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vpunpcklbw ymmF, ymmF, ymmH ; ymmF=(08 0C 18 1C 28 2C 38 3C 09 0D 19 1D 29 2D 39 3D
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; 0O 0S 1O 1S 2O 2S 3O 3S 0P 0T 1P 1T 2P 2T 3P 3T)
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vpunpckhbw ymmC, ymmC, ymmH ; ymmC=(0A 0E 1A 1E 2A 2E 3A 3E 0B 0F 1B 1F 2B 2F 3B 3F
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; 0Q 0U 1Q 1U 2Q 2U 3Q 3U 0R 0V 1R 1V 2R 2V 3R 3V)
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vmovdqa ymmB, ymmA
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vpunpcklwd ymmA, ymmA, ymmF ; ymmA=(00 04 08 0C 10 14 18 1C 20 24 28 2C 30 34 38 3C
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; 0G 0K 0O 0S 1G 1K 1O 1S 2G 2K 2O 2S 3G 3K 3O 3S)
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vpunpckhwd ymmB, ymmB, ymmF ; ymmB=(01 05 09 0D 11 15 19 1D 21 25 29 2D 31 35 39 3D
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; 0H 0L 0P 0T 1H 1L 1P 1T 2H 2L 2P 2T 3H 3L 3P 3T)
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vmovdqa ymmG, ymmD
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vpunpcklwd ymmD, ymmD, ymmC ; ymmD=(02 06 0A 0E 12 16 1A 1E 22 26 2A 2E 32 36 3A 3E
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; 0I 0M 0Q 0U 1I 1M 1Q 1U 2I 2M 2Q 2U 3I 3M 3Q 3U)
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vpunpckhwd ymmG, ymmG, ymmC ; ymmG=(03 07 0B 0F 13 17 1B 1F 23 27 2B 2F 33 37 3B 3F
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; 0J 0N 0R 0V 1J 1N 1R 1V 2J 2N 2R 2V 3J 3N 3R 3V)
|
|
|
|
vmovdqa ymmE, ymmA
|
|
vpunpcklbw ymmA, ymmA, ymmD ; ymmA=(00 02 04 06 08 0A 0C 0E 10 12 14 16 18 1A 1C 1E
|
|
; 0G 0I 0K 0M 0O 0Q 0S 0U 1G 1I 1K 1M 1O 1Q 1S 1U)
|
|
vpunpckhbw ymmE, ymmE, ymmD ; ymmE=(20 22 24 26 28 2A 2C 2E 30 32 34 36 38 3A 3C 3E
|
|
; 2G 2I 2K 2M 2O 2Q 2S 2U 3G 3I 3K 3M 3O 3Q 3S 3U)
|
|
|
|
vmovdqa ymmH, ymmB
|
|
vpunpcklbw ymmB, ymmB, ymmG ; ymmB=(01 03 05 07 09 0B 0D 0F 11 13 15 17 19 1B 1D 1F
|
|
; 0H 0J 0L 0N 0P 0R 0T 0V 1H 1J 1L 1N 1P 1R 1T 1V)
|
|
vpunpckhbw ymmH, ymmH, ymmG ; ymmH=(21 23 25 27 29 2B 2D 2F 31 33 35 37 39 3B 3D 3F
|
|
; 2H 2J 2L 2N 2P 2R 2T 2V 3H 3J 3L 3N 3P 3R 3T 3V)
|
|
|
|
vpxor ymmF, ymmF, ymmF
|
|
|
|
vmovdqa ymmC, ymmA
|
|
vpunpcklbw ymmA, ymmA, ymmF ; ymmA=(00 02 04 06 08 0A 0C 0E 0G 0I 0K 0M 0O 0Q 0S 0U)
|
|
vpunpckhbw ymmC, ymmC, ymmF ; ymmC=(10 12 14 16 18 1A 1C 1E 1G 1I 1K 1M 1O 1Q 1S 1U)
|
|
|
|
vmovdqa ymmD, ymmB
|
|
vpunpcklbw ymmB, ymmB, ymmF ; ymmB=(01 03 05 07 09 0B 0D 0F 0H 0J 0L 0N 0P 0R 0T 0V)
|
|
vpunpckhbw ymmD, ymmD, ymmF ; ymmD=(11 13 15 17 19 1B 1D 1F 1H 1J 1L 1N 1P 1R 1T 1V)
|
|
|
|
vmovdqa ymmG, ymmE
|
|
vpunpcklbw ymmE, ymmE, ymmF ; ymmE=(20 22 24 26 28 2A 2C 2E 2G 2I 2K 2M 2O 2Q 2S 2U)
|
|
vpunpckhbw ymmG, ymmG, ymmF ; ymmG=(30 32 34 36 38 3A 3C 3E 3G 3I 3K 3M 3O 3Q 3S 3U)
|
|
|
|
vpunpcklbw ymmF, ymmF, ymmH
|
|
vpunpckhbw ymmH, ymmH, ymmH
|
|
vpsrlw ymmF, ymmF, BYTE_BIT ; ymmF=(21 23 25 27 29 2B 2D 2F 2H 2J 2L 2N 2P 2R 2T 2V)
|
|
vpsrlw ymmH, ymmH, BYTE_BIT ; ymmH=(31 33 35 37 39 3B 3D 3F 3H 3J 3L 3N 3P 3R 3T 3V)
|
|
|
|
%endif ; RGB_PIXELSIZE ; ---------------
|
|
|
|
; ymm0=R(02468ACEGIKMOQSU)=RE, ymm2=G(02468ACEGIKMOQSU)=GE, ymm4=B(02468ACEGIKMOQSU)=BE
|
|
; ymm1=R(13579BDFHJLNPRTV)=RO, ymm3=G(13579BDFHJLNPRTV)=GO, ymm5=B(13579BDFHJLNPRTV)=BO
|
|
|
|
; (Original)
|
|
; Y = 0.29900 * R + 0.58700 * G + 0.11400 * B
|
|
; Cb = -0.16874 * R - 0.33126 * G + 0.50000 * B + CENTERJSAMPLE
|
|
; Cr = 0.50000 * R - 0.41869 * G - 0.08131 * B + CENTERJSAMPLE
|
|
;
|
|
; (This implementation)
|
|
; Y = 0.29900 * R + 0.33700 * G + 0.11400 * B + 0.25000 * G
|
|
; Cb = -0.16874 * R - 0.33126 * G + 0.50000 * B + CENTERJSAMPLE
|
|
; Cr = 0.50000 * R - 0.41869 * G - 0.08131 * B + CENTERJSAMPLE
|
|
|
|
vmovdqa YMMWORD [wk(0)], ymm0 ; wk(0)=RE
|
|
vmovdqa YMMWORD [wk(1)], ymm1 ; wk(1)=RO
|
|
vmovdqa YMMWORD [wk(2)], ymm4 ; wk(2)=BE
|
|
vmovdqa YMMWORD [wk(3)], ymm5 ; wk(3)=BO
|
|
|
|
vmovdqa ymm6, ymm1
|
|
vpunpcklwd ymm1, ymm1, ymm3
|
|
vpunpckhwd ymm6, ymm6, ymm3
|
|
vmovdqa ymm7, ymm1
|
|
vmovdqa ymm4, ymm6
|
|
vpmaddwd ymm1, ymm1, [GOTOFF(eax,PW_F0299_F0337)] ; ymm1=ROL*FIX(0.299)+GOL*FIX(0.337)
|
|
vpmaddwd ymm6, ymm6, [GOTOFF(eax,PW_F0299_F0337)] ; ymm6=ROH*FIX(0.299)+GOH*FIX(0.337)
|
|
vpmaddwd ymm7, ymm7, [GOTOFF(eax,PW_MF016_MF033)] ; ymm7=ROL*-FIX(0.168)+GOL*-FIX(0.331)
|
|
vpmaddwd ymm4, ymm4, [GOTOFF(eax,PW_MF016_MF033)] ; ymm4=ROH*-FIX(0.168)+GOH*-FIX(0.331)
|
|
|
|
vmovdqa YMMWORD [wk(4)], ymm1 ; wk(4)=ROL*FIX(0.299)+GOL*FIX(0.337)
|
|
vmovdqa YMMWORD [wk(5)], ymm6 ; wk(5)=ROH*FIX(0.299)+GOH*FIX(0.337)
|
|
|
|
vpxor ymm1, ymm1, ymm1
|
|
vpxor ymm6, ymm6, ymm6
|
|
vpunpcklwd ymm1, ymm1, ymm5 ; ymm1=BOL
|
|
vpunpckhwd ymm6, ymm6, ymm5 ; ymm6=BOH
|
|
vpsrld ymm1, ymm1, 1 ; ymm1=BOL*FIX(0.500)
|
|
vpsrld ymm6, ymm6, 1 ; ymm6=BOH*FIX(0.500)
|
|
|
|
vmovdqa ymm5, [GOTOFF(eax,PD_ONEHALFM1_CJ)] ; ymm5=[PD_ONEHALFM1_CJ]
|
|
|
|
vpaddd ymm7, ymm7, ymm1
|
|
vpaddd ymm4, ymm4, ymm6
|
|
vpaddd ymm7, ymm7, ymm5
|
|
vpaddd ymm4, ymm4, ymm5
|
|
vpsrld ymm7, ymm7, SCALEBITS ; ymm7=CbOL
|
|
vpsrld ymm4, ymm4, SCALEBITS ; ymm4=CbOH
|
|
vpackssdw ymm7, ymm7, ymm4 ; ymm7=CbO
|
|
|
|
vmovdqa ymm1, YMMWORD [wk(2)] ; ymm1=BE
|
|
|
|
vmovdqa ymm6, ymm0
|
|
vpunpcklwd ymm0, ymm0, ymm2
|
|
vpunpckhwd ymm6, ymm6, ymm2
|
|
vmovdqa ymm5, ymm0
|
|
vmovdqa ymm4, ymm6
|
|
vpmaddwd ymm0, ymm0, [GOTOFF(eax,PW_F0299_F0337)] ; ymm0=REL*FIX(0.299)+GEL*FIX(0.337)
|
|
vpmaddwd ymm6, ymm6, [GOTOFF(eax,PW_F0299_F0337)] ; ymm6=REH*FIX(0.299)+GEH*FIX(0.337)
|
|
vpmaddwd ymm5, ymm5, [GOTOFF(eax,PW_MF016_MF033)] ; ymm5=REL*-FIX(0.168)+GEL*-FIX(0.331)
|
|
vpmaddwd ymm4, ymm4, [GOTOFF(eax,PW_MF016_MF033)] ; ymm4=REH*-FIX(0.168)+GEH*-FIX(0.331)
|
|
|
|
vmovdqa YMMWORD [wk(6)], ymm0 ; wk(6)=REL*FIX(0.299)+GEL*FIX(0.337)
|
|
vmovdqa YMMWORD [wk(7)], ymm6 ; wk(7)=REH*FIX(0.299)+GEH*FIX(0.337)
|
|
|
|
vpxor ymm0, ymm0, ymm0
|
|
vpxor ymm6, ymm6, ymm6
|
|
vpunpcklwd ymm0, ymm0, ymm1 ; ymm0=BEL
|
|
vpunpckhwd ymm6, ymm6, ymm1 ; ymm6=BEH
|
|
vpsrld ymm0, ymm0, 1 ; ymm0=BEL*FIX(0.500)
|
|
vpsrld ymm6, ymm6, 1 ; ymm6=BEH*FIX(0.500)
|
|
|
|
vmovdqa ymm1, [GOTOFF(eax,PD_ONEHALFM1_CJ)] ; ymm1=[PD_ONEHALFM1_CJ]
|
|
|
|
vpaddd ymm5, ymm5, ymm0
|
|
vpaddd ymm4, ymm4, ymm6
|
|
vpaddd ymm5, ymm5, ymm1
|
|
vpaddd ymm4, ymm4, ymm1
|
|
vpsrld ymm5, ymm5, SCALEBITS ; ymm5=CbEL
|
|
vpsrld ymm4, ymm4, SCALEBITS ; ymm4=CbEH
|
|
vpackssdw ymm5, ymm5, ymm4 ; ymm5=CbE
|
|
|
|
vpsllw ymm7, ymm7, BYTE_BIT
|
|
vpor ymm5, ymm5, ymm7 ; ymm5=Cb
|
|
vmovdqu YMMWORD [ebx], ymm5 ; Save Cb
|
|
|
|
vmovdqa ymm0, YMMWORD [wk(3)] ; ymm0=BO
|
|
vmovdqa ymm6, YMMWORD [wk(2)] ; ymm6=BE
|
|
vmovdqa ymm1, YMMWORD [wk(1)] ; ymm1=RO
|
|
|
|
vmovdqa ymm4, ymm0
|
|
vpunpcklwd ymm0, ymm0, ymm3
|
|
vpunpckhwd ymm4, ymm4, ymm3
|
|
vmovdqa ymm7, ymm0
|
|
vmovdqa ymm5, ymm4
|
|
vpmaddwd ymm0, ymm0, [GOTOFF(eax,PW_F0114_F0250)] ; ymm0=BOL*FIX(0.114)+GOL*FIX(0.250)
|
|
vpmaddwd ymm4, ymm4, [GOTOFF(eax,PW_F0114_F0250)] ; ymm4=BOH*FIX(0.114)+GOH*FIX(0.250)
|
|
vpmaddwd ymm7, ymm7, [GOTOFF(eax,PW_MF008_MF041)] ; ymm7=BOL*-FIX(0.081)+GOL*-FIX(0.418)
|
|
vpmaddwd ymm5, ymm5, [GOTOFF(eax,PW_MF008_MF041)] ; ymm5=BOH*-FIX(0.081)+GOH*-FIX(0.418)
|
|
|
|
vmovdqa ymm3, [GOTOFF(eax,PD_ONEHALF)] ; ymm3=[PD_ONEHALF]
|
|
|
|
vpaddd ymm0, ymm0, YMMWORD [wk(4)]
|
|
vpaddd ymm4, ymm4, YMMWORD [wk(5)]
|
|
vpaddd ymm0, ymm0, ymm3
|
|
vpaddd ymm4, ymm4, ymm3
|
|
vpsrld ymm0, ymm0, SCALEBITS ; ymm0=YOL
|
|
vpsrld ymm4, ymm4, SCALEBITS ; ymm4=YOH
|
|
vpackssdw ymm0, ymm0, ymm4 ; ymm0=YO
|
|
|
|
vpxor ymm3, ymm3, ymm3
|
|
vpxor ymm4, ymm4, ymm4
|
|
vpunpcklwd ymm3, ymm3, ymm1 ; ymm3=ROL
|
|
vpunpckhwd ymm4, ymm4, ymm1 ; ymm4=ROH
|
|
vpsrld ymm3, ymm3, 1 ; ymm3=ROL*FIX(0.500)
|
|
vpsrld ymm4, ymm4, 1 ; ymm4=ROH*FIX(0.500)
|
|
|
|
vmovdqa ymm1, [GOTOFF(eax,PD_ONEHALFM1_CJ)] ; ymm1=[PD_ONEHALFM1_CJ]
|
|
|
|
vpaddd ymm7, ymm7, ymm3
|
|
vpaddd ymm5, ymm5, ymm4
|
|
vpaddd ymm7, ymm7, ymm1
|
|
vpaddd ymm5, ymm5, ymm1
|
|
vpsrld ymm7, ymm7, SCALEBITS ; ymm7=CrOL
|
|
vpsrld ymm5, ymm5, SCALEBITS ; ymm5=CrOH
|
|
vpackssdw ymm7, ymm7, ymm5 ; ymm7=CrO
|
|
|
|
vmovdqa ymm3, YMMWORD [wk(0)] ; ymm3=RE
|
|
|
|
vmovdqa ymm4, ymm6
|
|
vpunpcklwd ymm6, ymm6, ymm2
|
|
vpunpckhwd ymm4, ymm4, ymm2
|
|
vmovdqa ymm1, ymm6
|
|
vmovdqa ymm5, ymm4
|
|
vpmaddwd ymm6, ymm6, [GOTOFF(eax,PW_F0114_F0250)] ; ymm6=BEL*FIX(0.114)+GEL*FIX(0.250)
|
|
vpmaddwd ymm4, ymm4, [GOTOFF(eax,PW_F0114_F0250)] ; ymm4=BEH*FIX(0.114)+GEH*FIX(0.250)
|
|
vpmaddwd ymm1, ymm1, [GOTOFF(eax,PW_MF008_MF041)] ; ymm1=BEL*-FIX(0.081)+GEL*-FIX(0.418)
|
|
vpmaddwd ymm5, ymm5, [GOTOFF(eax,PW_MF008_MF041)] ; ymm5=BEH*-FIX(0.081)+GEH*-FIX(0.418)
|
|
|
|
vmovdqa ymm2, [GOTOFF(eax,PD_ONEHALF)] ; ymm2=[PD_ONEHALF]
|
|
|
|
vpaddd ymm6, ymm6, YMMWORD [wk(6)]
|
|
vpaddd ymm4, ymm4, YMMWORD [wk(7)]
|
|
vpaddd ymm6, ymm6, ymm2
|
|
vpaddd ymm4, ymm4, ymm2
|
|
vpsrld ymm6, ymm6, SCALEBITS ; ymm6=YEL
|
|
vpsrld ymm4, ymm4, SCALEBITS ; ymm4=YEH
|
|
vpackssdw ymm6, ymm6, ymm4 ; ymm6=YE
|
|
|
|
vpsllw ymm0, ymm0, BYTE_BIT
|
|
vpor ymm6, ymm6, ymm0 ; ymm6=Y
|
|
vmovdqu YMMWORD [edi], ymm6 ; Save Y
|
|
|
|
vpxor ymm2, ymm2, ymm2
|
|
vpxor ymm4, ymm4, ymm4
|
|
vpunpcklwd ymm2, ymm2, ymm3 ; ymm2=REL
|
|
vpunpckhwd ymm4, ymm4, ymm3 ; ymm4=REH
|
|
vpsrld ymm2, ymm2, 1 ; ymm2=REL*FIX(0.500)
|
|
vpsrld ymm4, ymm4, 1 ; ymm4=REH*FIX(0.500)
|
|
|
|
vmovdqa ymm0, [GOTOFF(eax,PD_ONEHALFM1_CJ)] ; ymm0=[PD_ONEHALFM1_CJ]
|
|
|
|
vpaddd ymm1, ymm1, ymm2
|
|
vpaddd ymm5, ymm5, ymm4
|
|
vpaddd ymm1, ymm1, ymm0
|
|
vpaddd ymm5, ymm5, ymm0
|
|
vpsrld ymm1, ymm1, SCALEBITS ; ymm1=CrEL
|
|
vpsrld ymm5, ymm5, SCALEBITS ; ymm5=CrEH
|
|
vpackssdw ymm1, ymm1, ymm5 ; ymm1=CrE
|
|
|
|
vpsllw ymm7, ymm7, BYTE_BIT
|
|
vpor ymm1, ymm1, ymm7 ; ymm1=Cr
|
|
vmovdqu YMMWORD [edx], ymm1 ; Save Cr
|
|
|
|
sub ecx, byte SIZEOF_YMMWORD
|
|
add esi, RGB_PIXELSIZE*SIZEOF_YMMWORD ; inptr
|
|
add edi, byte SIZEOF_YMMWORD ; outptr0
|
|
add ebx, byte SIZEOF_YMMWORD ; outptr1
|
|
add edx, byte SIZEOF_YMMWORD ; outptr2
|
|
cmp ecx, byte SIZEOF_YMMWORD
|
|
jae near .columnloop
|
|
test ecx, ecx
|
|
jnz near .column_ld1
|
|
|
|
pop ecx ; col
|
|
pop esi
|
|
pop edi
|
|
pop ebx
|
|
pop edx
|
|
poppic eax
|
|
|
|
add esi, byte SIZEOF_JSAMPROW ; input_buf
|
|
add edi, byte SIZEOF_JSAMPROW
|
|
add ebx, byte SIZEOF_JSAMPROW
|
|
add edx, byte SIZEOF_JSAMPROW
|
|
dec eax ; num_rows
|
|
jg near .rowloop
|
|
|
|
.return:
|
|
vzeroupper
|
|
pop edi
|
|
pop esi
|
|
; pop edx ; need not be preserved
|
|
; pop ecx ; need not be preserved
|
|
pop ebx
|
|
mov esp, ebp ; esp <- aligned ebp
|
|
pop esp ; esp <- original ebp
|
|
pop ebp
|
|
ret
|
|
|
|
; For some reason, the OS X linker does not honor the request to align the
|
|
; segment unless we do this.
|
|
align 32
|