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Diffstat (limited to 'libavcodec/x86/utvideodsp.asm')
| -rw-r--r-- | libavcodec/x86/utvideodsp.asm | 137 |
1 files changed, 137 insertions, 0 deletions
diff --git a/libavcodec/x86/utvideodsp.asm b/libavcodec/x86/utvideodsp.asm new file mode 100644 index 0000000..b799c44 --- /dev/null +++ b/libavcodec/x86/utvideodsp.asm @@ -0,0 +1,137 @@ +;****************************************************************************** +;* SIMD-optimized UTVideo functions +;* Copyright (c) 2017 Paul B Mahol +;* Copyright (c) 2017 Jokyo Images +;* +;* 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 +;* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA +;****************************************************************************** + +%include "libavutil/x86/x86util.asm" + +SECTION_RODATA + +cextern pb_80 +cextern pw_512 +cextern pw_1023 + +SECTION .text + +;------------------------------------------------------------------------------------------- +; void restore_rgb_planes(uint8_t *src_r, uint8_t *src_g, uint8_t *src_b, +; ptrdiff_t linesize_r, ptrdiff_t linesize_g, ptrdiff_t linesize_b, +; int width, int height) +;------------------------------------------------------------------------------------------- +%macro RESTORE_RGB_PLANES 0 +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 + movsxdifnidn wq, wd + add src_rq, wq + add src_gq, wq + add src_bq, wq + neg wq +%if ARCH_X86_64 == 0 + mov wm, wq +DEFINE_ARGS src_r, src_g, src_b, linesize_r, linesize_g, linesize_b, x +%define wq r6m +%define hd r7mp +%endif + mova m3, [pb_80] +.nextrow: + mov xq, wq + + .loop: + mova m0, [src_rq + xq] + mova m1, [src_gq + xq] + mova m2, [src_bq + xq] + psubb m1, m3 + paddb m0, m1 + paddb m2, m1 + mova [src_rq+xq], m0 + mova [src_bq+xq], m2 + add xq, mmsize + jl .loop + + add src_rq, linesize_rq + add src_gq, linesize_gq + add src_bq, linesize_bq + sub hd, 1 + jg .nextrow + REP_RET +%endmacro + +INIT_XMM sse2 +RESTORE_RGB_PLANES + +%if HAVE_AVX2_EXTERNAL +INIT_YMM avx2 +RESTORE_RGB_PLANES +%endif + +;------------------------------------------------------------------------------------------- +; void restore_rgb_planes10(uint16_t *src_r, uint16_t *src_g, uint16_t *src_b, +; ptrdiff_t linesize_r, ptrdiff_t linesize_g, ptrdiff_t linesize_b, +; int width, int height) +;------------------------------------------------------------------------------------------- +%macro RESTORE_RGB_PLANES10 0 +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 + shl wd, 1 + shl linesize_rq, 1 + shl linesize_gq, 1 + shl linesize_bq, 1 + add src_rq, wq + add src_gq, wq + add src_bq, wq + mova m3, [pw_512] + mova m4, [pw_1023] + neg wq +%if ARCH_X86_64 == 0 + mov wm, wq +DEFINE_ARGS src_r, src_g, src_b, linesize_r, linesize_g, linesize_b, x +%define wq r6m +%define hd r7mp +%endif +.nextrow: + mov xq, wq + + .loop: + mova m0, [src_rq + xq] + mova m1, [src_gq + xq] + mova m2, [src_bq + xq] + psubw m1, m3 + paddw m0, m1 + paddw m2, m1 + pand m0, m4 + pand m2, m4 + mova [src_rq+xq], m0 + mova [src_bq+xq], m2 + add xq, mmsize + jl .loop + + add src_rq, linesize_rq + add src_gq, linesize_gq + add src_bq, linesize_bq + sub hd, 1 + jg .nextrow + REP_RET +%endmacro + +INIT_XMM sse2 +RESTORE_RGB_PLANES10 + +%if HAVE_AVX2_EXTERNAL +INIT_YMM avx2 +RESTORE_RGB_PLANES10 +%endif |
