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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 4349 | Serge | 1 | ;****************************************************************************** |
| 2 | ;* MMX optimized DSP utils |
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| 3 | ;* Copyright (c) 2008 Loren Merritt |
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| 4 | ;* Copyright (c) 2003-2013 Michael Niedermayer |
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| 5 | ;* Copyright (c) 2013 Daniel Kang |
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| 6 | ;* |
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| 7 | ;* This file is part of FFmpeg. |
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| 8 | ;* |
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| 9 | ;* FFmpeg is free software; you can redistribute it and/or |
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| 10 | ;* modify it under the terms of the GNU Lesser General Public |
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| 11 | ;* License as published by the Free Software Foundation; either |
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| 12 | ;* version 2.1 of the License, or (at your option) any later version. |
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| 13 | ;* |
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| 14 | ;* FFmpeg is distributed in the hope that it will be useful, |
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| 15 | ;* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 16 | ;* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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| 17 | ;* Lesser General Public License for more details. |
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| 18 | ;* |
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| 19 | ;* You should have received a copy of the GNU Lesser General Public |
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| 20 | ;* License along with FFmpeg; if not, write to the Free Software |
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| 21 | ;* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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| 22 | ;****************************************************************************** |
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| 23 | |||
| 24 | %include "libavutil/x86/x86util.asm" |
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| 25 | |||
| 26 | SECTION .text |
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| 27 | |||
| 28 | INIT_MMX mmxext |
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| 29 | ; void pixels(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h) |
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| 30 | %macro PIXELS48 2 |
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| 31 | %if %2 == 4 |
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| 32 | %define OP movh |
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| 33 | %else |
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| 34 | %define OP mova |
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| 35 | %endif |
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| 36 | cglobal %1_pixels%2, 4,5 |
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| 37 | movsxdifnidn r2, r2d |
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| 38 | lea r4, [r2*3] |
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| 39 | .loop: |
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| 40 | OP m0, [r1] |
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| 41 | OP m1, [r1+r2] |
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| 42 | OP m2, [r1+r2*2] |
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| 43 | OP m3, [r1+r4] |
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| 44 | lea r1, [r1+r2*4] |
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| 45 | %ifidn %1, avg |
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| 46 | pavgb m0, [r0] |
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| 47 | pavgb m1, [r0+r2] |
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| 48 | pavgb m2, [r0+r2*2] |
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| 49 | pavgb m3, [r0+r4] |
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| 50 | %endif |
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| 51 | OP [r0], m0 |
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| 52 | OP [r0+r2], m1 |
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| 53 | OP [r0+r2*2], m2 |
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| 54 | OP [r0+r4], m3 |
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| 55 | sub r3d, 4 |
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| 56 | lea r0, [r0+r2*4] |
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| 57 | jne .loop |
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| 58 | RET |
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| 59 | %endmacro |
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| 60 | |||
| 61 | PIXELS48 put, 4 |
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| 62 | PIXELS48 avg, 4 |
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| 63 | PIXELS48 put, 8 |
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| 64 | PIXELS48 avg, 8 |
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| 65 | |||
| 66 | |||
| 67 | INIT_XMM sse2 |
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| 68 | ; void put_pixels16_sse2(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h) |
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| 69 | cglobal put_pixels16, 4,5,4 |
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| 70 | lea r4, [r2*3] |
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| 71 | .loop: |
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| 72 | movu m0, [r1] |
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| 73 | movu m1, [r1+r2] |
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| 74 | movu m2, [r1+r2*2] |
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| 75 | movu m3, [r1+r4] |
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| 76 | lea r1, [r1+r2*4] |
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| 77 | mova [r0], m0 |
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| 78 | mova [r0+r2], m1 |
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| 79 | mova [r0+r2*2], m2 |
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| 80 | mova [r0+r4], m3 |
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| 81 | sub r3d, 4 |
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| 82 | lea r0, [r0+r2*4] |
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| 83 | jnz .loop |
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| 84 | REP_RET |
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| 85 | |||
| 86 | ; void avg_pixels16_sse2(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h) |
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| 87 | cglobal avg_pixels16, 4,5,4 |
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| 88 | lea r4, [r2*3] |
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| 89 | .loop: |
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| 90 | movu m0, [r1] |
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| 91 | movu m1, [r1+r2] |
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| 92 | movu m2, [r1+r2*2] |
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| 93 | movu m3, [r1+r4] |
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| 94 | lea r1, [r1+r2*4] |
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| 95 | pavgb m0, [r0] |
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| 96 | pavgb m1, [r0+r2] |
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| 97 | pavgb m2, [r0+r2*2] |
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| 98 | pavgb m3, [r0+r4] |
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| 99 | mova [r0], m0 |
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| 100 | mova [r0+r2], m1 |
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| 101 | mova [r0+r2*2], m2 |
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| 102 | mova [r0+r4], m3 |
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| 103 | sub r3d, 4 |
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| 104 | lea r0, [r0+r2*4] |
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| 105 | jnz .loop |
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| 106 | REP_RET |