mirror of https://github.com/FFmpeg/FFmpeg.git
Mans Rullgard
13 years ago
parent
47d18d5354
commit
96f7590efd
5 changed files with 337 additions and 2 deletions
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/*
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* Copyright (c) 2012 Mans Rullgard |
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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 "config.h" |
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#include "libavutil/arm/cpu.h" |
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#include "libavutil/attributes.h" |
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#include "libavcodec/aacpsdsp.h" |
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void ff_ps_add_squares_neon(float *dst, const float (*src)[2], int n); |
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void ff_ps_mul_pair_single_neon(float (*dst)[2], float (*src0)[2], |
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float *src1, int n); |
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void ff_ps_hybrid_analysis_neon(float (*out)[2], float (*in)[2], |
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const float (*filter)[8][2], |
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int stride, int n); |
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void ff_ps_hybrid_analysis_ileave_neon(float (*out)[32][2], float L[2][38][64], |
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int i, int len); |
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void ff_ps_hybrid_synthesis_deint_neon(float out[2][38][64], float (*in)[32][2], |
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int i, int len); |
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void ff_ps_decorrelate_neon(float (*out)[2], float (*delay)[2], |
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float (*ap_delay)[PS_QMF_TIME_SLOTS+PS_MAX_AP_DELAY][2], |
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const float phi_fract[2], float (*Q_fract)[2], |
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const float *transient_gain, float g_decay_slope, |
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int len); |
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void ff_ps_stereo_interpolate_neon(float (*l)[2], float (*r)[2], |
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float h[2][4], float h_step[2][4], |
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int len); |
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av_cold void ff_psdsp_init_arm(PSDSPContext *s) |
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{ |
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int cpu_flags = av_get_cpu_flags(); |
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if (have_neon(cpu_flags)) { |
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s->add_squares = ff_ps_add_squares_neon; |
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s->mul_pair_single = ff_ps_mul_pair_single_neon; |
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s->hybrid_synthesis_deint = ff_ps_hybrid_synthesis_deint_neon; |
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s->hybrid_analysis = ff_ps_hybrid_analysis_neon; |
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s->stereo_interpolate[0] = ff_ps_stereo_interpolate_neon; |
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} |
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} |
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@ -0,0 +1,272 @@ |
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/* |
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* Copyright (c) 2012 Mans Rullgard |
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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 "asm.S" |
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function ff_ps_add_squares_neon, export=1 |
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mov r3, r0 |
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sub r2, r2, #4 |
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vld1.32 {q0}, [r1,:128]! |
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vmul.f32 q0, q0, q0 |
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vld1.32 {q2}, [r1,:128]! |
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vmul.f32 q2, q2, q2 |
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vld1.32 {q1}, [r0,:128]! |
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1: |
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vpadd.f32 d6, d0, d1 |
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vld1.32 {q0}, [r1,:128]! |
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vpadd.f32 d7, d4, d5 |
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vmul.f32 q0, q0, q0 |
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vld1.32 {q2}, [r1,:128]! |
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vadd.f32 q3, q1, q3 |
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vld1.32 {q1}, [r0,:128]! |
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vmul.f32 q2, q2, q2 |
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vst1.32 {q3}, [r3,:128]! |
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subs r2, r2, #4 |
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bgt 1b |
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vpadd.f32 d6, d0, d1 |
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vpadd.f32 d7, d4, d5 |
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vadd.f32 q1, q1, q3 |
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vst1.32 {q1}, [r3,:128]! |
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bx lr |
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endfunc |
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function ff_ps_mul_pair_single_neon, export=1 |
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sub r3, r3, #4 |
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tst r1, #8 |
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bne 2f |
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vld1.32 {q0}, [r1,:128]! |
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1: |
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vld1.32 {q3}, [r2,:128]! |
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vmul.f32 d4, d0, d6[0] |
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vmul.f32 d5, d1, d6[1] |
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vld1.32 {q1}, [r1,:128]! |
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vmul.f32 d6, d2, d7[0] |
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vmul.f32 d7, d3, d7[1] |
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vld1.32 {q0}, [r1,:128]! |
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vst1.32 {q2,q3}, [r0,:128]! |
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subs r3, r3, #4 |
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bgt 1b |
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vld1.32 {q3}, [r2,:128]! |
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vmul.f32 d4, d0, d6[0] |
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vmul.f32 d5, d1, d6[1] |
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vld1.32 {q1}, [r1,:128]! |
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vmul.f32 d6, d2, d7[0] |
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vmul.f32 d7, d3, d7[1] |
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vst1.32 {q2,q3}, [r0,:128]! |
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bx lr |
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2: |
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vld1.32 {d0}, [r1,:64]! |
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vld1.32 {d1,d2}, [r1,:128]! |
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1: |
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vld1.32 {q3}, [r2,:128]! |
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vmul.f32 d4, d0, d6[0] |
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vmul.f32 d5, d1, d6[1] |
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vld1.32 {d0,d1}, [r1,:128]! |
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vmul.f32 d6, d2, d7[0] |
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vmul.f32 d7, d0, d7[1] |
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vmov d0, d1 |
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vld1.32 {d1,d2}, [r1,:128]! |
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vst1.32 {q2,q3}, [r0,:128]! |
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subs r3, r3, #4 |
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bgt 1b |
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vld1.32 {q3}, [r2,:128]! |
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vmul.f32 d4, d0, d6[0] |
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vmul.f32 d5, d1, d6[1] |
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vld1.32 {d0}, [r1,:64]! |
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vmul.f32 d6, d2, d7[0] |
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vmul.f32 d7, d0, d7[1] |
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vst1.32 {q2,q3}, [r0,:128]! |
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bx lr |
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endfunc |
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function ff_ps_hybrid_synthesis_deint_neon, export=1 |
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push {r4-r8,lr} |
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add r0, r0, r2, lsl #2 |
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add r1, r1, r2, lsl #5+1+2 |
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rsb r2, r2, #64 |
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mov r5, #64*4 |
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mov lr, r0 |
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add r4, r0, #38*64*4 |
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mov r12, r3 |
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2: |
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vld1.32 {d0,d1}, [r1,:128]! |
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vst1.32 {d0[0]}, [lr,:32], r5 |
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vst1.32 {d0[1]}, [r4,:32], r5 |
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vst1.32 {d1[0]}, [lr,:32], r5 |
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vst1.32 {d1[1]}, [r4,:32], r5 |
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subs r12, r12, #2 |
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bgt 2b |
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add r0, r0, #4 |
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sub r2, r2, #1 |
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tst r2, #2 |
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bne 6f |
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1: |
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mov lr, r0 |
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add r4, r0, #38*64*4 |
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add r6, r1, # 32*2*4 |
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add r7, r1, #2*32*2*4 |
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add r8, r1, #3*32*2*4 |
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mov r12, r3 |
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2: |
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vld1.32 {d0,d1}, [r1,:128]! |
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vld1.32 {d2,d3}, [r6,:128]! |
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vld1.32 {d4,d5}, [r7,:128]! |
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vld1.32 {d6,d7}, [r8,:128]! |
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vst4.32 {d0[0],d2[0],d4[0],d6[0]}, [lr,:128], r5 |
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vst4.32 {d0[1],d2[1],d4[1],d6[1]}, [r4,:128], r5 |
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vst4.32 {d1[0],d3[0],d5[0],d7[0]}, [lr,:128], r5 |
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vst4.32 {d1[1],d3[1],d5[1],d7[1]}, [r4,:128], r5 |
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subs r12, r12, #2 |
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bgt 2b |
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add r0, r0, #16 |
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add r1, r1, #3*32*2*4 |
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subs r2, r2, #4 |
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bgt 1b |
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pop {r4-r8,pc} |
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6: |
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mov lr, r0 |
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add r4, r0, #38*64*4 |
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add r6, r1, #32*2*4 |
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mov r12, r3 |
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2: |
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vld1.32 {d0,d1}, [r1,:128]! |
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vld1.32 {d2,d3}, [r6,:128]! |
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vst2.32 {d0[0],d2[0]}, [lr,:64], r5 |
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vst2.32 {d0[1],d2[1]}, [r4,:64], r5 |
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vst2.32 {d1[0],d3[0]}, [lr,:64], r5 |
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vst2.32 {d1[1],d3[1]}, [r4,:64], r5 |
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subs r12, r12, #2 |
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bgt 2b |
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add r0, r0, #8 |
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add r1, r1, #32*2*4 |
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sub r2, r2, #2 |
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b 1b |
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endfunc |
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function ff_ps_hybrid_analysis_neon, export=1 |
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vldm r1, {d19-d31} |
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ldr r12, [sp] |
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lsl r3, r3, #3 |
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vadd.f32 d16, d19, d31 |
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vadd.f32 d17, d20, d30 |
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vsub.f32 d18, d19, d31 |
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vsub.f32 d19, d20, d30 |
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vsub.f32 d0, d21, d29 |
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vsub.f32 d1, d22, d28 |
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vadd.f32 d2, d21, d29 |
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vadd.f32 d3, d22, d28 |
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vadd.f32 d20, d23, d27 |
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vadd.f32 d21, d24, d26 |
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vsub.f32 d22, d23, d27 |
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vsub.f32 d23, d24, d26 |
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vmov.i32 d6, #1<<31 |
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vmov.i32 d7, #0 |
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vmov.f32 q14, #0.0 |
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vmov.f32 q15, #0.0 |
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vtrn.32 d6, d7 |
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vrev64.32 q9, q9 |
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vrev64.32 q0, q0 |
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vrev64.32 q11, q11 |
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veor q9, q9, q3 |
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veor q0, q0, q3 |
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veor q11, q11, q3 |
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vld1.32 {q13}, [r2,:128]! |
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vtrn.32 q8, q9 |
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vtrn.32 q1, q0 |
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vtrn.32 q10, q11 |
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sub r12, r12, #1 |
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vmla.f32 q14, q8, q13 |
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vld1.32 {q2}, [r2,:128]! |
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vmla.f32 q15, q9, q13 |
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1: |
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vmla.f32 q14, q1, q2 |
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vld1.32 {q13}, [r2,:128]! |
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vmla.f32 q15, q0, q2 |
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vmla.f32 q14, q10, q13 |
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vld1.32 {q2}, [r2,:128]! |
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vmla.f32 q15, q11, q13 |
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vld1.32 {q13}, [r2,:128]! |
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vadd.f32 d6, d28, d29 |
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vadd.f32 d7, d30, d31 |
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vmov.f32 q14, #0.0 |
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vmov.f32 q15, #0.0 |
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vmla.f32 q14, q8, q13 |
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vpadd.f32 d6, d6, d7 |
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vmla.f32 q15, q9, q13 |
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vmla.f32 d6, d25, d4[0] |
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vld1.32 {q2}, [r2,:128]! |
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vst1.32 {d6}, [r0,:64], r3 |
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subs r12, r12, #1 |
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bgt 1b |
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vmla.f32 q14, q1, q2 |
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vld1.32 {q13}, [r2,:128]! |
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vmla.f32 q15, q0, q2 |
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vmla.f32 q14, q10, q13 |
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vld1.32 {q2}, [r2,:128]! |
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vmla.f32 q15, q11, q13 |
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vadd.f32 d6, d28, d29 |
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vadd.f32 d7, d30, d31 |
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vpadd.f32 d6, d6, d7 |
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vmla.f32 d6, d25, d4[0] |
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vst1.32 {d6}, [r0,:64], r3 |
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bx lr |
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endfunc |
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function ff_ps_stereo_interpolate_neon, export=1 |
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vld1.32 {q0}, [r2] |
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vld1.32 {q14}, [r3] |
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vadd.f32 q15, q14, q14 |
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mov r2, r0 |
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mov r3, r1 |
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ldr r12, [sp] |
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vadd.f32 q1, q0, q14 |
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vadd.f32 q0, q0, q15 |
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vld1.32 {q2}, [r0,:64]! |
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vld1.32 {q3}, [r1,:64]! |
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subs r12, r12, #1 |
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beq 2f |
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1: |
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vmul.f32 d16, d4, d2[0] |
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vmul.f32 d17, d5, d0[0] |
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vmul.f32 d18, d4, d2[1] |
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vmul.f32 d19, d5, d0[1] |
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vmla.f32 d16, d6, d3[0] |
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vmla.f32 d17, d7, d1[0] |
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vmla.f32 d18, d6, d3[1] |
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vmla.f32 d19, d7, d1[1] |
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vadd.f32 q1, q1, q15 |
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vadd.f32 q0, q0, q15 |
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vld1.32 {q2}, [r0,:64]! |
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vld1.32 {q3}, [r1,:64]! |
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vst1.32 {q8}, [r2,:64]! |
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vst1.32 {q9}, [r3,:64]! |
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subs r12, r12, #2 |
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bgt 1b |
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it lt |
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bxlt lr |
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2: |
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vmul.f32 d16, d4, d2[0] |
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vmul.f32 d18, d4, d2[1] |
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vmla.f32 d16, d6, d3[0] |
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vmla.f32 d18, d6, d3[1] |
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vst1.32 {d16}, [r2,:64]! |
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vst1.32 {d18}, [r3,:64]! |
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bx lr |
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endfunc |
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