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145 lines
3.9 KiB
145 lines
3.9 KiB
;****************************************************************************** |
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;* V210 SIMD pack |
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;* Copyright (c) 2014 Kieran Kunhya <kierank@obe.tv> |
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;* |
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;* This file is part of FFmpeg. |
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;* |
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;* FFmpeg 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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;* FFmpeg 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 FFmpeg; 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_RODATA |
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v210_enc_min_10: times 8 dw 0x4 |
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v210_enc_max_10: times 8 dw 0x3fb |
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v210_enc_luma_mult_10: dw 4,1,16,4,1,16,0,0 |
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v210_enc_luma_shuf_10: db -1,0,1,-1,2,3,4,5,-1,6,7,-1,8,9,10,11 |
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v210_enc_chroma_mult_10: dw 1,4,16,0,16,1,4,0 |
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v210_enc_chroma_shuf_10: db 0,1,8,9,-1,2,3,-1,10,11,4,5,-1,12,13,-1 |
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v210_enc_min_8: times 16 db 0x1 |
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v210_enc_max_8: times 16 db 0xfe |
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v210_enc_luma_shuf_8: db 6,-1,7,-1,8,-1,9,-1,10,-1,11,-1,-1,-1,-1,-1 |
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v210_enc_luma_mult_8: dw 16,4,64,16,4,64,0,0 |
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v210_enc_chroma_shuf1_8: db 0,-1,1,-1,2,-1,3,-1,8,-1,9,-1,10,-1,11,-1 |
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v210_enc_chroma_shuf2_8: db 3,-1,4,-1,5,-1,7,-1,11,-1,12,-1,13,-1,15,-1 |
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v210_enc_chroma_mult_8: dw 4,16,64,0,64,4,16,0 |
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SECTION .text |
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%macro v210_planar_pack_10 0 |
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; v210_planar_pack_10(const uint16_t *y, const uint16_t *u, const uint16_t *v, uint8_t *dst, ptrdiff_t width) |
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cglobal v210_planar_pack_10, 5, 5, 4, y, u, v, dst, width |
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lea r0, [yq+2*widthq] |
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add uq, widthq |
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add vq, widthq |
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neg widthq |
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mova m2, [v210_enc_min_10] |
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mova m3, [v210_enc_max_10] |
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.loop |
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movu m0, [yq+2*widthq] |
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CLIPW m0, m2, m3 |
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movq m1, [uq+widthq] |
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movhps m1, [vq+widthq] |
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CLIPW m1, m2, m3 |
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pmullw m0, [v210_enc_luma_mult_10] |
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pshufb m0, [v210_enc_luma_shuf_10] |
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pmullw m1, [v210_enc_chroma_mult_10] |
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pshufb m1, [v210_enc_chroma_shuf_10] |
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por m0, m1 |
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movu [dstq], m0 |
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add dstq, mmsize |
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add widthq, 6 |
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jl .loop |
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RET |
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%endmacro |
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INIT_XMM ssse3 |
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v210_planar_pack_10 |
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%macro v210_planar_pack_8 0 |
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; v210_planar_pack_8(const uint8_t *y, const uint8_t *u, const uint8_t *v, uint8_t *dst, ptrdiff_t width) |
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cglobal v210_planar_pack_8, 5, 5, 7, y, u, v, dst, width |
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add yq, widthq |
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shr widthq, 1 |
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add uq, widthq |
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add vq, widthq |
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neg widthq |
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mova m4, [v210_enc_min_8] |
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mova m5, [v210_enc_max_8] |
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pxor m6, m6 |
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.loop |
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movu m1, [yq+2*widthq] |
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CLIPUB m1, m4, m5 |
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punpcklbw m0, m1, m6 |
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; can't unpack high bytes in the same way because we process |
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; only six bytes at a time |
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pshufb m1, [v210_enc_luma_shuf_8] |
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pmullw m0, [v210_enc_luma_mult_8] |
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pmullw m1, [v210_enc_luma_mult_8] |
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pshufb m0, [v210_enc_luma_shuf_10] |
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pshufb m1, [v210_enc_luma_shuf_10] |
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movq m3, [uq+widthq] |
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movhps m3, [vq+widthq] |
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CLIPUB m3, m4, m5 |
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; shuffle and multiply to get the same packing as in 10-bit |
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pshufb m2, m3, [v210_enc_chroma_shuf1_8] |
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pshufb m3, [v210_enc_chroma_shuf2_8] |
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pmullw m2, [v210_enc_chroma_mult_8] |
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pmullw m3, [v210_enc_chroma_mult_8] |
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pshufb m2, [v210_enc_chroma_shuf_10] |
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pshufb m3, [v210_enc_chroma_shuf_10] |
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por m0, m2 |
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por m1, m3 |
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movu [dstq], m0 |
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movu [dstq+mmsize], m1 |
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add dstq, 2*mmsize |
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add widthq, 6 |
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jl .loop |
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RET |
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%endmacro |
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INIT_XMM ssse3 |
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v210_planar_pack_8 |
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INIT_XMM avx |
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v210_planar_pack_8
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