;* 32 point SSE-optimized DCT transform
;* Copyright (c) 2010 Vitor Sessak
;*
-;* This file is part of Libav.
+;* This file is part of FFmpeg.
;*
-;* Libav is free software; you can redistribute it and/or
+;* 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.
;*
-;* Libav is distributed in the hope that it will be useful,
+;* 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 Libav; if not, write to the Free Software
+;* License along with FFmpeg; if not, write to the Free Software
;* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
;******************************************************************************
SECTION_RODATA 32
- align 32
+ ps_p1p1m1m1: dd 0, 0, 0x80000000, 0x80000000, 0, 0, 0x80000000, 0x80000000
+
ps_cos_vec: dd 0.500603, 0.505471, 0.515447, 0.531043
dd 0.553104, 0.582935, 0.622504, 0.674808
dd -10.190008, -3.407609, -2.057781, -1.484165
dd 1.000000, 0.707107, 1.000000, -0.707107
dd 0.707107, 0.707107, 0.707107, 0.707107
- align 32
- ps_p1p1m1m1: dd 0, 0, 0x80000000, 0x80000000, 0, 0, 0x80000000, 0x80000000
-
%macro BUTTERFLY 4
subps %4, %1, %2
addps %2, %2, %1
INIT_YMM avx
SECTION .text
+%if HAVE_AVX_EXTERNAL
; void ff_dct32_float_avx(FFTSample *out, const FFTSample *in)
cglobal dct32_float, 2,3,8, out, in, tmp
; pass 1
INIT_XMM
PASS6_AND_PERMUTE
RET
+%endif
%if ARCH_X86_64
%define SPILL SWAP
;* 36 point SSE-optimized IMDCT transform
;* Copyright (c) 2011 Vitor Sessak
;*
-;* This file is part of Libav.
+;* This file is part of FFmpeg.
;*
-;* Libav is free software; you can redistribute it and/or
+;* 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.
;*
-;* Libav is distributed in the hope that it will be useful,
+;* 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 Libav; if not, write to the Free Software
+;* 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 16
+SECTION_RODATA
- align 16
ps_mask: dd 0, ~0, ~0, ~0
ps_mask2: dd 0, ~0, 0, ~0
ps_mask3: dd 0, 0, 0, ~0
dd 1.0, -0.51763809020504152469, 1.0, -1.93185165257813657349
dd 1.0, -0.55168895948124587824, -1.0, 1.18310079157624925896
dd 1.0, -0.61038729438072803416, -1.0, 0.87172339781054900991
- dd 1.0, 0.70710678118654752439, 0.0, 0.0
+ dd 1.0, -0.70710678118654752439, 0.0, 0.0
costabs: times 4 dd 0.98480773
times 4 dd 0.93969262
%endif
%endmacro
+%macro BUTTERF2 3
+%if cpuflag(sse3)
+ mulps %1, %1, [ps_cosh_sse3 + %3]
+ PSHUFD %2, %1, 0xe1
+ addsubps %1, %1, %2
+%else
+ mulps %1, [ps_cosh + %3]
+ PSHUFD %2, %1, 0xe1
+ xorps %1, [ps_p1m1p1m1]
+ addps %1, %2
+%endif
+%endmacro
+
%macro STORE 4
+%if cpuflag(sse4)
+ movss [%3 ], %1
+ extractps dword [%3 + %4], %1, 1
+ extractps dword [%3 + 2*%4], %1, 2
+ extractps dword [%3 + 3*%4], %1, 3
+%else
movhlps %2, %1
movss [%3 ], %1
movss [%3 + 2*%4], %2
movss [%3 + %4], %1
movhlps %2, %1
movss [%3 + 3*%4], %2
+%endif
%endmacro
%macro LOAD 4
BUTTERF m7, m2, 16
BUTTERF m3, m6, 32
BUTTERF m4, m1, 48
-
- mulps m5, m5, [ps_cosh + 64]
- PSHUFD m1, m5, 0xe1
- xorps m5, m5, [ps_p1m1p1m1]
- addps m5, m5, m1
+ BUTTERF2 m5, m1, 64
; permutates:
; m0 0 1 2 3 => 2 6 10 14 m1
RET
%endmacro
+%if ARCH_X86_32
INIT_XMM sse
DEFINE_IMDCT
+%endif
INIT_XMM sse2
DEFINE_IMDCT
INIT_XMM ssse3
DEFINE_IMDCT
+%if HAVE_AVX_EXTERNAL
INIT_XMM avx
DEFINE_IMDCT
+%endif
INIT_XMM sse
INIT_XMM sse
DEFINE_FOUR_IMDCT
+%if HAVE_AVX_EXTERNAL
INIT_XMM avx
DEFINE_FOUR_IMDCT
+%endif
;* Copyright (c) 2010 Fiona Glaser <fiona@x264.com>
;* Copyright (C) 2012 Christophe Gisquet <christophe.gisquet@gmail.com>
;*
-;* This file is part of Libav.
+;* This file is part of FFmpeg.
;*
-;* Libav is free software; you can redistribute it and/or
+;* 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.
;*
-;* Libav is distributed in the hope that it will be useful,
+;* 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 Libav; if not, write to the Free Software
+;* 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 16
+SECTION_RODATA
- align 16
pw_1024: times 8 dw 1 << (16 - 6) ; pw_1024
sixtap_filter_hb_m: times 8 db 1, -5
projects / ffmpeg.git / commitdiff