| ;****************************************************************************** |
| ;* 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 |