mirror of https://github.com/FFmpeg/FFmpeg.git
Diego Biurrun
11 years ago
parent
256da0770e
commit
054013a0fc
17 changed files with 468 additions and 267 deletions
@ -0,0 +1,44 @@ |
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/*
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* Monkey's Audio lossless audio decoder |
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* Copyright (c) 2007 Benjamin Zores <ben@geexbox.org> |
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* based upon libdemac from Dave Chapman. |
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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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#ifndef AVCODEC_APEDSP_H |
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#define AVCODEC_APEDSP_H |
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#include <stdint.h> |
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typedef struct APEDSPContext { |
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/**
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* Calculate scalar product of v1 and v2, |
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* and v1[i] += v3[i] * mul |
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* @param len length of vectors, should be multiple of 16 |
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*/ |
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int32_t (*scalarproduct_and_madd_int16)(int16_t *v1 /* align 16 */, |
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const int16_t *v2, |
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const int16_t *v3, |
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int len, int mul); |
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} APEDSPContext; |
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void ff_apedsp_init_arm(APEDSPContext *c); |
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void ff_apedsp_init_ppc(APEDSPContext *c); |
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void ff_apedsp_init_x86(APEDSPContext *c); |
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#endif /* AVCODEC_APEDSP_H */ |
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@ -0,0 +1,38 @@ |
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/*
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* Copyright (c) 2011 Mans Rullgard <mans@mansr.com> |
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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 <stdint.h> |
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#include "libavutil/attributes.h" |
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#include "libavutil/cpu.h" |
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#include "libavutil/arm/cpu.h" |
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#include "libavcodec/apedsp.h" |
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int32_t ff_scalarproduct_and_madd_int16_neon(int16_t *v1, const int16_t *v2, |
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const int16_t *v3, int len, int mul); |
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av_cold void ff_apedsp_init_arm(APEDSPContext *c) |
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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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c->scalarproduct_and_madd_int16 = ff_scalarproduct_and_madd_int16_neon; |
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} |
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} |
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@ -0,0 +1,62 @@ |
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/* |
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* ARM NEON optimised integer operations |
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* Copyright (c) 2009 Kostya Shishkov |
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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/arm/asm.S" |
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@ scalarproduct_and_madd_int16(/*aligned*/v0,v1,v2,order,mul)
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function ff_scalarproduct_and_madd_int16_neon, export=1 |
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vld1.16 {d28[],d29[]}, [sp] |
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vmov.i16 q0, #0 |
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vmov.i16 q1, #0 |
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vmov.i16 q2, #0 |
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vmov.i16 q3, #0 |
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mov r12, r0 |
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1: vld1.16 {d16-d17}, [r0,:128]! |
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vld1.16 {d18-d19}, [r1]! |
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vld1.16 {d20-d21}, [r2]! |
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vld1.16 {d22-d23}, [r0,:128]! |
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vld1.16 {d24-d25}, [r1]! |
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vld1.16 {d26-d27}, [r2]! |
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vmul.s16 q10, q10, q14 |
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vmul.s16 q13, q13, q14 |
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vmlal.s16 q0, d16, d18 |
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vmlal.s16 q1, d17, d19 |
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vadd.s16 q10, q8, q10 |
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vadd.s16 q13, q11, q13 |
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vmlal.s16 q2, d22, d24 |
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vmlal.s16 q3, d23, d25 |
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vst1.16 {q10}, [r12,:128]! |
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subs r3, r3, #16 |
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vst1.16 {q13}, [r12,:128]! |
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bne 1b |
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vpadd.s32 d16, d0, d1 |
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vpadd.s32 d17, d2, d3 |
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vpadd.s32 d18, d4, d5 |
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vpadd.s32 d19, d6, d7 |
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vpadd.s32 d0, d16, d17 |
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vpadd.s32 d1, d18, d19 |
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vpadd.s32 d2, d0, d1 |
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vpaddl.s32 d3, d2 |
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vmov.32 r0, d3[0] |
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bx lr |
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endfunc |
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@ -0,0 +1,77 @@ |
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/*
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* Copyright (c) 2007 Luca Barbato <lu_zero@gentoo.org> |
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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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#if HAVE_ALTIVEC_H |
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#include <altivec.h> |
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#endif |
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#include "libavutil/attributes.h" |
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#include "libavutil/ppc/types_altivec.h" |
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#include "libavcodec/apedsp.h" |
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#if HAVE_ALTIVEC |
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static int32_t scalarproduct_and_madd_int16_altivec(int16_t *v1, |
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const int16_t *v2, |
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const int16_t *v3, |
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int order, int mul) |
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{ |
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LOAD_ZERO; |
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vec_s16 *pv1 = (vec_s16 *) v1; |
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register vec_s16 muls = { mul, mul, mul, mul, mul, mul, mul, mul }; |
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register vec_s16 t0, t1, i0, i1, i4; |
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register vec_s16 i2 = vec_ld(0, v2), i3 = vec_ld(0, v3); |
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register vec_s32 res = zero_s32v; |
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register vec_u8 align = vec_lvsl(0, v2); |
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int32_t ires; |
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order >>= 4; |
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do { |
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i1 = vec_ld(16, v2); |
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t0 = vec_perm(i2, i1, align); |
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i2 = vec_ld(32, v2); |
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t1 = vec_perm(i1, i2, align); |
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i0 = pv1[0]; |
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i1 = pv1[1]; |
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res = vec_msum(t0, i0, res); |
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res = vec_msum(t1, i1, res); |
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i4 = vec_ld(16, v3); |
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t0 = vec_perm(i3, i4, align); |
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i3 = vec_ld(32, v3); |
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t1 = vec_perm(i4, i3, align); |
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pv1[0] = vec_mladd(t0, muls, i0); |
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pv1[1] = vec_mladd(t1, muls, i1); |
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pv1 += 2; |
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v2 += 16; |
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v3 += 16; |
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} while (--order); |
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res = vec_splat(vec_sums(res, zero_s32v), 3); |
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vec_ste(res, 0, &ires); |
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return ires; |
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} |
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#endif /* HAVE_ALTIVEC */ |
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av_cold void ff_apedsp_init_ppc(APEDSPContext *c) |
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{ |
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#if HAVE_ALTIVEC |
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c->scalarproduct_and_madd_int16 = scalarproduct_and_madd_int16_altivec; |
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#endif /* HAVE_ALTIVEC */ |
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} |
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@ -0,0 +1,167 @@ |
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;****************************************************************************** |
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;* Copyright (c) 2008 Loren Merritt |
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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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%macro SCALARPRODUCT 0 |
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; int ff_scalarproduct_and_madd_int16(int16_t *v1, int16_t *v2, int16_t *v3, |
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; int order, int mul) |
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cglobal scalarproduct_and_madd_int16, 4,4,8, v1, v2, v3, order, mul |
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shl orderq, 1 |
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movd m7, mulm |
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%if mmsize == 16 |
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pshuflw m7, m7, 0 |
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punpcklqdq m7, m7 |
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%else |
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pshufw m7, m7, 0 |
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%endif |
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pxor m6, m6 |
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add v1q, orderq |
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add v2q, orderq |
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add v3q, orderq |
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neg orderq |
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.loop: |
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movu m0, [v2q + orderq] |
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movu m1, [v2q + orderq + mmsize] |
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mova m4, [v1q + orderq] |
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mova m5, [v1q + orderq + mmsize] |
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movu m2, [v3q + orderq] |
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movu m3, [v3q + orderq + mmsize] |
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pmaddwd m0, m4 |
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pmaddwd m1, m5 |
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pmullw m2, m7 |
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pmullw m3, m7 |
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paddd m6, m0 |
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paddd m6, m1 |
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paddw m2, m4 |
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paddw m3, m5 |
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mova [v1q + orderq], m2 |
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mova [v1q + orderq + mmsize], m3 |
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add orderq, mmsize*2 |
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jl .loop |
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%if mmsize == 16 |
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movhlps m0, m6 |
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paddd m6, m0 |
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pshuflw m0, m6, 0x4e |
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%else |
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pshufw m0, m6, 0x4e |
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%endif |
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paddd m6, m0 |
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movd eax, m6 |
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RET |
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%endmacro |
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INIT_MMX mmxext |
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SCALARPRODUCT |
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INIT_XMM sse2 |
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SCALARPRODUCT |
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%macro SCALARPRODUCT_LOOP 1 |
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align 16 |
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.loop%1: |
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sub orderq, mmsize*2 |
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%if %1 |
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mova m1, m4 |
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mova m4, [v2q + orderq] |
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mova m0, [v2q + orderq + mmsize] |
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palignr m1, m0, %1 |
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palignr m0, m4, %1 |
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mova m3, m5 |
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mova m5, [v3q + orderq] |
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mova m2, [v3q + orderq + mmsize] |
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palignr m3, m2, %1 |
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palignr m2, m5, %1 |
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%else |
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mova m0, [v2q + orderq] |
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mova m1, [v2q + orderq + mmsize] |
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mova m2, [v3q + orderq] |
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mova m3, [v3q + orderq + mmsize] |
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%endif |
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%define t0 [v1q + orderq] |
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%define t1 [v1q + orderq + mmsize] |
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%if ARCH_X86_64 |
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mova m8, t0 |
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mova m9, t1 |
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%define t0 m8 |
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%define t1 m9 |
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%endif |
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pmaddwd m0, t0 |
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pmaddwd m1, t1 |
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pmullw m2, m7 |
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pmullw m3, m7 |
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paddw m2, t0 |
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paddw m3, t1 |
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paddd m6, m0 |
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paddd m6, m1 |
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mova [v1q + orderq], m2 |
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mova [v1q + orderq + mmsize], m3 |
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jg .loop%1 |
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%if %1 |
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jmp .end |
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%endif |
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%endmacro |
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; int ff_scalarproduct_and_madd_int16(int16_t *v1, int16_t *v2, int16_t *v3, |
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; int order, int mul) |
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INIT_XMM ssse3 |
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cglobal scalarproduct_and_madd_int16, 4,5,10, v1, v2, v3, order, mul |
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shl orderq, 1 |
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movd m7, mulm |
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pshuflw m7, m7, 0 |
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punpcklqdq m7, m7 |
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pxor m6, m6 |
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mov r4d, v2d |
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and r4d, 15 |
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and v2q, ~15 |
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and v3q, ~15 |
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mova m4, [v2q + orderq] |
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mova m5, [v3q + orderq] |
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; linear is faster than branch tree or jump table, because the branches taken are cyclic (i.e. predictable) |
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cmp r4d, 0 |
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je .loop0 |
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cmp r4d, 2 |
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je .loop2 |
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cmp r4d, 4 |
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je .loop4 |
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cmp r4d, 6 |
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je .loop6 |
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cmp r4d, 8 |
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je .loop8 |
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cmp r4d, 10 |
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je .loop10 |
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cmp r4d, 12 |
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je .loop12 |
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SCALARPRODUCT_LOOP 14 |
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SCALARPRODUCT_LOOP 12 |
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SCALARPRODUCT_LOOP 10 |
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SCALARPRODUCT_LOOP 8 |
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SCALARPRODUCT_LOOP 6 |
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SCALARPRODUCT_LOOP 4 |
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SCALARPRODUCT_LOOP 2 |
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SCALARPRODUCT_LOOP 0 |
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.end: |
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movhlps m0, m6 |
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paddd m6, m0 |
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pshuflw m0, m6, 0x4e |
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paddd m6, m0 |
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movd eax, m6 |
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RET |
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@ -0,0 +1,47 @@ |
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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 |
||||||
|
* modify it under the terms of the GNU Lesser General Public |
||||||
|
* License as published by the Free Software Foundation; either |
||||||
|
* version 2.1 of the License, or (at your option) any later version. |
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|
* |
||||||
|
* Libav is distributed in the hope that it will be useful, |
||||||
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
||||||
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
||||||
|
* Lesser General Public License for more details. |
||||||
|
* |
||||||
|
* You should have received a copy of the GNU Lesser General Public |
||||||
|
* License along with Libav; if not, write to the Free Software |
||||||
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
||||||
|
*/ |
||||||
|
|
||||||
|
#include "libavutil/attributes.h" |
||||||
|
#include "libavutil/cpu.h" |
||||||
|
#include "libavutil/x86/cpu.h" |
||||||
|
#include "libavcodec/apedsp.h" |
||||||
|
|
||||||
|
int32_t ff_scalarproduct_and_madd_int16_mmxext(int16_t *v1, const int16_t *v2, |
||||||
|
const int16_t *v3, |
||||||
|
int order, int mul); |
||||||
|
int32_t ff_scalarproduct_and_madd_int16_sse2(int16_t *v1, const int16_t *v2, |
||||||
|
const int16_t *v3, |
||||||
|
int order, int mul); |
||||||
|
int32_t ff_scalarproduct_and_madd_int16_ssse3(int16_t *v1, const int16_t *v2, |
||||||
|
const int16_t *v3, |
||||||
|
int order, int mul); |
||||||
|
|
||||||
|
av_cold void ff_apedsp_init_x86(APEDSPContext *c) |
||||||
|
{ |
||||||
|
int cpu_flags = av_get_cpu_flags(); |
||||||
|
|
||||||
|
if (EXTERNAL_MMXEXT(cpu_flags)) |
||||||
|
c->scalarproduct_and_madd_int16 = ff_scalarproduct_and_madd_int16_mmxext; |
||||||
|
|
||||||
|
if (EXTERNAL_SSE2(cpu_flags)) |
||||||
|
c->scalarproduct_and_madd_int16 = ff_scalarproduct_and_madd_int16_sse2; |
||||||
|
|
||||||
|
if (EXTERNAL_SSSE3(cpu_flags) && |
||||||
|
!(cpu_flags & (AV_CPU_FLAG_SSE42 | AV_CPU_FLAG_3DNOW))) // cachesplit
|
||||||
|
c->scalarproduct_and_madd_int16 = ff_scalarproduct_and_madd_int16_ssse3; |
||||||
|
} |
||||||
Loading…
Reference in new issue