2013-03-11 01:37:59 +03:00
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;******************************************************************************
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2014-01-29 15:12:59 +03:00
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;* SIMD-optimized fullpel functions
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2013-03-11 01:37:59 +03:00
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;* Copyright (c) 2008 Loren Merritt
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;* Copyright (c) 2003-2013 Michael Niedermayer
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;* Copyright (c) 2013 Daniel Kang
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;*
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;* This file is part of Libav.
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;*
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;* Libav is free software; you can redistribute it and/or
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;* modify it under the terms of the GNU Lesser General Public
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;* License as published by the Free Software Foundation; either
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;* version 2.1 of the License, or (at your option) any later version.
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;*
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;* Libav is distributed in the hope that it will be useful,
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;* but WITHOUT ANY WARRANTY; without even the implied warranty of
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;* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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;* Lesser General Public License for more details.
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;*
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;* You should have received a copy of the GNU Lesser General Public
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;* License along with Libav; if not, write to the Free Software
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;* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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;******************************************************************************
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%include "libavutil/x86/x86util.asm"
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SECTION .text
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INIT_MMX mmxext
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2014-01-28 22:35:58 +03:00
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; void ff_put/avg_pixels(uint8_t *block, const uint8_t *pixels,
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; ptrdiff_t line_size, int h)
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2013-03-11 01:37:59 +03:00
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%macro PIXELS48 2
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%if %2 == 4
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%define OP movh
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%else
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%define OP mova
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%endif
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cglobal %1_pixels%2, 4,5
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lea r4, [r2*3]
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.loop:
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OP m0, [r1]
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OP m1, [r1+r2]
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OP m2, [r1+r2*2]
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OP m3, [r1+r4]
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lea r1, [r1+r2*4]
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%ifidn %1, avg
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pavgb m0, [r0]
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pavgb m1, [r0+r2]
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pavgb m2, [r0+r2*2]
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pavgb m3, [r0+r4]
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%endif
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OP [r0], m0
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OP [r0+r2], m1
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OP [r0+r2*2], m2
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OP [r0+r4], m3
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sub r3d, 4
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lea r0, [r0+r2*4]
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jne .loop
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RET
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%endmacro
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PIXELS48 put, 4
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PIXELS48 avg, 4
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PIXELS48 put, 8
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PIXELS48 avg, 8
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INIT_XMM sse2
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2014-01-28 22:35:58 +03:00
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; void ff_put_pixels16_sse2(uint8_t *block, const uint8_t *pixels,
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; ptrdiff_t line_size, int h)
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2013-03-11 01:37:59 +03:00
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cglobal put_pixels16, 4,5,4
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lea r4, [r2*3]
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.loop:
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movu m0, [r1]
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movu m1, [r1+r2]
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movu m2, [r1+r2*2]
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movu m3, [r1+r4]
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lea r1, [r1+r2*4]
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mova [r0], m0
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mova [r0+r2], m1
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mova [r0+r2*2], m2
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mova [r0+r4], m3
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sub r3d, 4
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lea r0, [r0+r2*4]
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jnz .loop
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REP_RET
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2014-01-28 22:35:58 +03:00
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; void ff_avg_pixels16_sse2(uint8_t *block, const uint8_t *pixels,
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; ptrdiff_t line_size, int h)
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2013-03-11 01:37:59 +03:00
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cglobal avg_pixels16, 4,5,4
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lea r4, [r2*3]
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.loop:
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movu m0, [r1]
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movu m1, [r1+r2]
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movu m2, [r1+r2*2]
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movu m3, [r1+r4]
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lea r1, [r1+r2*4]
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pavgb m0, [r0]
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pavgb m1, [r0+r2]
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pavgb m2, [r0+r2*2]
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pavgb m3, [r0+r4]
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mova [r0], m0
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mova [r0+r2], m1
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mova [r0+r2*2], m2
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mova [r0+r4], m3
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sub r3d, 4
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lea r0, [r0+r2*4]
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jnz .loop
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REP_RET
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