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385 lines
10 KiB
385 lines
10 KiB
/* |
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* Copyright (c) 2014 Seppo Tomperi <seppo.tomperi@vtt.fi> |
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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/arm/asm.S" |
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#include "neon.S" |
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.macro hevc_loop_filter_chroma_start |
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ldr r12, [r2] |
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ldr r3, [r2, #4] |
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add r2, r3, r12 |
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cmp r2, #0 |
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it eq |
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bxeq lr |
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.endm |
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.macro hevc_loop_filter_chroma_body |
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vsubl.u8 q3, d4, d2 |
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vsubl.u8 q11, d18, d19 |
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vshl.i16 q3, #2 |
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vadd.i16 q11, q3 |
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vdup.16 d0, r12 |
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vdup.16 d1, r3 |
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vrshr.s16 q11, q11, #3 |
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vneg.s16 q12, q0 |
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vmovl.u8 q2, d4 |
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vmin.s16 q11, q11, q0 |
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vmax.s16 q11, q11, q12 |
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vaddw.u8 q1, q11, d2 |
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vsub.i16 q2, q11 |
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vqmovun.s16 d2, q1 |
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vqmovun.s16 d4, q2 |
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.endm |
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.macro hevc_loop_filter_luma_start |
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ldr r12, [r3] |
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ldr r3, [r3, #4] |
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lsl r3, #16 |
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orr r3, r12 |
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cmp r3, #0 |
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it eq |
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bxeq lr |
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lsr r3, #16 |
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.endm |
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.macro hevc_loop_filter_luma_body |
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vmovl.u8 q8, d16 |
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vmovl.u8 q9, d18 |
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vmovl.u8 q10, d20 |
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vmovl.u8 q11, d22 |
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vmovl.u8 q12, d24 |
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vmovl.u8 q13, d26 |
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vmovl.u8 q14, d28 |
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vmovl.u8 q15, d30 |
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vadd.i16 q7, q9, q11 |
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vadd.i16 q6, q14, q12 |
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vsub.i16 q7, q10 |
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vsub.i16 q6, q13 |
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vabd.s16 q7, q7, q10 |
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vabd.s16 q6, q6, q13 |
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vdup.16 q0, r2 |
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vmov q4, q7 |
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vmov q5, q6 |
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vdup.16 d4, r12 |
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vtrn.16 q7, q4 |
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vtrn.16 q6, q5 |
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vshl.u64 q7, #32 |
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vshr.u64 q4, #32 |
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vshl.u64 q6, #32 |
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vshr.u64 q5, #32 |
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vshr.u64 q7, #32 |
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vshr.u64 q6, #32 |
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vshl.u64 q5, #32 |
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vshl.u64 q4, #32 |
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vorr q6, q5 |
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vorr q7, q4 |
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vdup.16 d5, r3 |
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vadd.i16 q5, q7, q6 |
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vmov q4, q5 |
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vmov q3, q5 |
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vtrn.32 q3, q4 |
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vadd.i16 q4, q3 |
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vshl.s16 q5, q5, #1 |
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vcgt.s16 q3, q0, q4 |
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vmovn.i16 d6, q3 |
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vshr.s16 q1, q0, #2 |
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vmovn.i16 d6, q3 |
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vcgt.s16 q5, q1, q5 |
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vmov r7, s12 |
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cmp r7, #0 |
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beq bypasswrite |
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vpadd.i32 d0, d14, d12 |
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vpadd.i32 d1, d15, d13 |
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vmov q4, q2 |
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vshl.s16 q2, #2 |
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vshr.s16 q1, q1, #1 |
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vrhadd.s16 q2, q4 |
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vabd.s16 q7, q8, q11 |
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vaba.s16 q7, q15, q12 |
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vmovn.i32 d0, q0 |
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vmov r5, r6, s0, s1 |
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vcgt.s16 q6, q1, q7 |
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vand q5, q5, q6 |
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vabd.s16 q7, q11, q12 |
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vcgt.s16 q6, q2, q7 |
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vand q5, q5, q6 |
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vmov q2, q5 |
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vtrn.s16 q5, q2 |
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vshr.u64 q2, #32 |
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vshl.u64 q5, #32 |
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vshl.u64 q2, #32 |
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vshr.u64 q5, #32 |
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vorr q5, q2 |
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vmov q2, q5 |
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vshl.i16 q7, q4, #1 |
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vtrn.32 q2, q5 |
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vand q5, q2 |
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vneg.s16 q6, q7 |
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vmovn.i16 d4, q5 |
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vmovn.i16 d4, q2 |
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vmov r8, s8 |
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and r9, r8, r7 |
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cmp r9, #0 |
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beq weakfilter_\@ |
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vadd.i16 q2, q11, q12 |
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vadd.i16 q4, q9, q8 |
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vadd.i16 q1, q2, q10 |
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vdup.16 d10, r9 |
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vadd.i16 q0, q1, q9 |
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vshl.i16 q4, #1 |
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lsr r9, #16 |
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vadd.i16 q1, q0 |
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vrshr.s16 q3, q0, #2 |
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vadd.i16 q1, q13 |
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vadd.i16 q4, q0 |
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vsub.i16 q3, q10 |
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vrshr.s16 q1, #3 |
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vrshr.s16 q4, #3 |
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vmax.s16 q3, q6 |
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vsub.i16 q1, q11 |
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vsub.i16 q4, q9 |
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vmin.s16 q3, q7 |
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vmax.s16 q4, q6 |
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vmax.s16 q1, q6 |
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vadd.i16 q3, q10 |
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vmin.s16 q4, q7 |
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vmin.s16 q1, q7 |
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vdup.16 d11, r9 |
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vadd.i16 q4, q9 |
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vadd.i16 q1, q11 |
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vbit q9, q4, q5 |
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vadd.i16 q4, q2, q13 |
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vbit q11, q1, q5 |
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vadd.i16 q0, q4, q14 |
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vadd.i16 q2, q15, q14 |
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vadd.i16 q4, q0 |
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vshl.i16 q2, #1 |
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vadd.i16 q4, q10 |
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vbit q10, q3, q5 |
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vrshr.s16 q4, #3 |
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vadd.i16 q2, q0 |
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vrshr.s16 q3, q0, #2 |
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vsub.i16 q4, q12 |
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vrshr.s16 q2, #3 |
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vsub.i16 q3, q13 |
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vmax.s16 q4, q6 |
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vsub.i16 q2, q14 |
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vmax.s16 q3, q6 |
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vmin.s16 q4, q7 |
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vmax.s16 q2, q6 |
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vmin.s16 q3, q7 |
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vadd.i16 q4, q12 |
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vmin.s16 q2, q7 |
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vadd.i16 q3, q13 |
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vbit q12, q4, q5 |
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vadd.i16 q2, q14 |
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vbit q13, q3, q5 |
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vbit q14, q2, q5 |
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weakfilter_\@: |
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mvn r8, r8 |
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and r9, r8, r7 |
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cmp r9, #0 |
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beq ready_\@ |
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vdup.16 q4, r2 |
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vdup.16 d10, r9 |
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lsr r9, #16 |
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vmov q1, q4 |
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vdup.16 d11, r9 |
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vshr.s16 q1, #1 |
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vsub.i16 q2, q12, q11 |
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vadd.i16 q4, q1 |
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vshl.s16 q0, q2, #3 |
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vshr.s16 q4, #3 |
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vadd.i16 q2, q0 |
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vsub.i16 q0, q13, q10 |
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vsub.i16 q2, q0 |
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vshl.i16 q0, q0, #1 |
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vsub.i16 q2, q0 |
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vshl.s16 q1, q7, 2 |
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vrshr.s16 q2, q2, #4 |
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vadd.i16 q1, q7 |
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vabs.s16 q3, q2 |
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vshr.s16 q6, q6, #1 |
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vcgt.s16 q1, q1, q3 |
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vand q5, q1 |
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vshr.s16 q7, q7, #1 |
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vmax.s16 q2, q2, q6 |
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vmin.s16 q2, q2, q7 |
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vshr.s16 q7, q7, #1 |
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vrhadd.s16 q3, q9, q11 |
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vneg.s16 q6, q7 |
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vsub.s16 q3, q10 |
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vdup.16 d2, r5 |
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vhadd.s16 q3, q2 |
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vdup.16 d3, r6 |
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vmax.s16 q3, q3, q6 |
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vcgt.s16 q1, q4, q1 |
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vmin.s16 q3, q3, q7 |
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vand q1, q5 |
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vadd.i16 q3, q10 |
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lsr r5, #16 |
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lsr r6, #16 |
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vbit q10, q3, q1 |
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vrhadd.s16 q3, q14, q12 |
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vdup.16 d2, r5 |
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vsub.s16 q3, q13 |
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vdup.16 d3, r6 |
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vhsub.s16 q3, q2 |
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vcgt.s16 q1, q4, q1 |
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vmax.s16 q3, q3, q6 |
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vand q1, q5 |
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vmin.s16 q3, q3, q7 |
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vadd.i16 q3, q13 |
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vbit q13, q3, q1 |
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vadd.i16 q0, q11, q2 |
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vsub.i16 q4, q12, q2 |
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vbit q11, q0, q5 |
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vbit q12, q4, q5 |
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ready_\@: |
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vqmovun.s16 d16, q8 |
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vqmovun.s16 d18, q9 |
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vqmovun.s16 d20, q10 |
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vqmovun.s16 d22, q11 |
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vqmovun.s16 d24, q12 |
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vqmovun.s16 d26, q13 |
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vqmovun.s16 d28, q14 |
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vqmovun.s16 d30, q15 |
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.endm |
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function ff_hevc_v_loop_filter_luma_neon, export=1 |
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hevc_loop_filter_luma_start |
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push {r5-r11} |
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vpush {d8-d15} |
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sub r0, #4 |
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vld1.8 {d16}, [r0], r1 |
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vld1.8 {d18}, [r0], r1 |
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vld1.8 {d20}, [r0], r1 |
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vld1.8 {d22}, [r0], r1 |
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vld1.8 {d24}, [r0], r1 |
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vld1.8 {d26}, [r0], r1 |
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vld1.8 {d28}, [r0], r1 |
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vld1.8 {d30}, [r0], r1 |
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sub r0, r0, r1, lsl #3 |
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transpose_8x8 d16, d18, d20, d22, d24, d26, d28, d30 |
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hevc_loop_filter_luma_body |
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transpose_8x8 d16, d18, d20, d22, d24, d26, d28, d30 |
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vst1.8 {d16}, [r0], r1 |
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vst1.8 {d18}, [r0], r1 |
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vst1.8 {d20}, [r0], r1 |
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vst1.8 {d22}, [r0], r1 |
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vst1.8 {d24}, [r0], r1 |
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vst1.8 {d26}, [r0], r1 |
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vst1.8 {d28}, [r0], r1 |
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vst1.8 {d30}, [r0] |
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vpop {d8-d15} |
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pop {r5-r11} |
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bx lr |
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endfunc |
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function ff_hevc_h_loop_filter_luma_neon, export=1 |
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hevc_loop_filter_luma_start |
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push {r5-r11} |
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vpush {d8-d15} |
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sub r0, r0, r1, lsl #2 |
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vld1.8 {d16}, [r0], r1 |
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vld1.8 {d18}, [r0], r1 |
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vld1.8 {d20}, [r0], r1 |
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vld1.8 {d22}, [r0], r1 |
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vld1.8 {d24}, [r0], r1 |
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vld1.8 {d26}, [r0], r1 |
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vld1.8 {d28}, [r0], r1 |
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vld1.8 {d30}, [r0], r1 |
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sub r0, r0, r1, lsl #3 |
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add r0, r1 |
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hevc_loop_filter_luma_body |
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vst1.8 {d18}, [r0], r1 |
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vst1.8 {d20}, [r0], r1 |
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vst1.8 {d22}, [r0], r1 |
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vst1.8 {d24}, [r0], r1 |
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vst1.8 {d26}, [r0], r1 |
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vst1.8 {d28}, [r0] |
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bypasswrite: |
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vpop {d8-d15} |
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pop {r5-r11} |
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bx lr |
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endfunc |
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function ff_hevc_v_loop_filter_chroma_neon, export=1 |
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hevc_loop_filter_chroma_start |
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sub r0, #4 |
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vld1.8 {d16}, [r0], r1 |
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vld1.8 {d17}, [r0], r1 |
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vld1.8 {d18}, [r0], r1 |
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vld1.8 {d2}, [r0], r1 |
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vld1.8 {d4}, [r0], r1 |
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vld1.8 {d19}, [r0], r1 |
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vld1.8 {d20}, [r0], r1 |
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vld1.8 {d21}, [r0], r1 |
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sub r0, r0, r1, lsl #3 |
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transpose_8x8 d16, d17, d18, d2, d4, d19, d20, d21 |
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hevc_loop_filter_chroma_body |
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transpose_8x8 d16, d17, d18, d2, d4, d19, d20, d21 |
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vst1.8 {d16}, [r0], r1 |
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vst1.8 {d17}, [r0], r1 |
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vst1.8 {d18}, [r0], r1 |
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vst1.8 {d2}, [r0], r1 |
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vst1.8 {d4}, [r0], r1 |
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vst1.8 {d19}, [r0], r1 |
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vst1.8 {d20}, [r0], r1 |
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vst1.8 {d21}, [r0] |
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bx lr |
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endfunc |
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function ff_hevc_h_loop_filter_chroma_neon, export=1 |
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hevc_loop_filter_chroma_start |
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sub r0, r0, r1, lsl #1 |
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vld1.8 {d18}, [r0], r1 |
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vld1.8 {d2}, [r0], r1 |
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vld1.8 {d4}, [r0], r1 |
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vld1.8 {d19}, [r0] |
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sub r0, r0, r1, lsl #1 |
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hevc_loop_filter_chroma_body |
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vst1.8 {d2}, [r0], r1 |
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vst1.8 {d4}, [r0] |
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bx lr |
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endfunc
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