libavcodec/x86/proresdsp.asm

;******************************************************************************
;* x86-SIMD-optimized IDCT for prores
;* this is identical to "simple" IDCT written by Michael Niedermayer
;* except for the clip range
;*
;* Copyright (c) 2011 Ronald S. Bultje <rsbultje@gmail.com>
;*
;* 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
;* 51, Inc., Foundation Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
;******************************************************************************

%include "libavutil/x86/x86util.asm"

%if ARCH_X86_64

SECTION_RODATA

pw_88:      times 8 dw 0x2008
cextern pw_1
cextern pw_4
cextern pw_1019
; Below are defined in simple_idct10.asm built from selecting idctdsp
cextern w4_plus_w2_hi
cextern w4_min_w2_hi
cextern w4_plus_w6_hi
cextern w4_min_w6_hi
cextern w1_plus_w3_hi
cextern w3_min_w1_hi
cextern w7_plus_w3_hi
cextern w3_min_w7_hi
cextern w1_plus_w5
cextern w5_min_w1
cextern w5_plus_w7
cextern w7_min_w5

%include "libavcodec/x86/simple_idct10_template.asm"

SECTION .text

define_constants _hi

%macro idct_fn 0
cglobal prores_idct_put_10, 4, 4, 15, pixels, lsize, block, qmat
    IDCT_FN    pw_1, 15, pw_88, 18, "put", pw_4, pw_1019, r3
    RET
%endmacro

INIT_XMM sse2
idct_fn
%if HAVE_AVX_EXTERNAL
INIT_XMM avx
idct_fn
%endif

%endif