FFmpeg
sbrdsp_template.c
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1 /*
2  * AAC Spectral Band Replication decoding functions
3  * Copyright (c) 2008-2009 Robert Swain ( rob opendot cl )
4  * Copyright (c) 2009-2010 Alex Converse <alex.converse@gmail.com>
5  *
6  * This file is part of FFmpeg.
7  *
8  * FFmpeg is free software; you can redistribute it and/or
9  * modify it under the terms of the GNU Lesser General Public
10  * License as published by the Free Software Foundation; either
11  * version 2.1 of the License, or (at your option) any later version.
12  *
13  * FFmpeg is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16  * Lesser General Public License for more details.
17  *
18  * You should have received a copy of the GNU Lesser General Public
19  * License along with FFmpeg; if not, write to the Free Software
20  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
21  */
22 
23 #include "config.h"
24 #include "libavutil/attributes_internal.h"
25 #include "libavutil/mem_internal.h"
26 
27 static void sbr_sum64x5_c(INTFLOAT *z)
28 {
29  int k;
30  for (k = 0; k < 64; k++) {
31  INTFLOAT f = z[k] + z[k + 64] + z[k + 128] + z[k + 192] + z[k + 256];
32  z[k] = f;
33  }
34 }
35 
36 static void sbr_qmf_deint_bfly_c(INTFLOAT *v, const INTFLOAT *src0, const INTFLOAT *src1)
37 {
38  int i;
39  for (i = 0; i < 64; i++) {
40 #if USE_FIXED
41  v[ i] = (int)(0x10U + src0[i] - src1[63 - i]) >> 5;
42  v[127 - i] = (int)(0x10U + src0[i] + src1[63 - i]) >> 5;
43 #else
44  v[ i] = src0[i] - src1[63 - i];
45  v[127 - i] = src0[i] + src1[63 - i];
46 #endif
47  }
48 }
49 
50 static void sbr_hf_apply_noise_0(INTFLOAT (*Y)[2], const AAC_FLOAT *s_m,
51  const AAC_FLOAT *q_filt, int noise,
52  int kx, int m_max)
53 {
54  sbr_hf_apply_noise(Y, s_m, q_filt, noise, (INTFLOAT)1.0, (INTFLOAT)0.0, m_max);
55 }
56 
57 static void sbr_hf_apply_noise_1(INTFLOAT (*Y)[2], const AAC_FLOAT *s_m,
58  const AAC_FLOAT *q_filt, int noise,
59  int kx, int m_max)
60 {
61  INTFLOAT phi_sign = 1 - 2 * (kx & 1);
62  sbr_hf_apply_noise(Y, s_m, q_filt, noise, (INTFLOAT)0.0, phi_sign, m_max);
63 }
64 
65 static void sbr_hf_apply_noise_2(INTFLOAT (*Y)[2], const AAC_FLOAT *s_m,
66  const AAC_FLOAT *q_filt, int noise,
67  int kx, int m_max)
68 {
69  sbr_hf_apply_noise(Y, s_m, q_filt, noise, (INTFLOAT)-1.0, (INTFLOAT)0.0, m_max);
70 }
71 
72 static void sbr_hf_apply_noise_3(INTFLOAT (*Y)[2], const AAC_FLOAT *s_m,
73  const AAC_FLOAT *q_filt, int noise,
74  int kx, int m_max)
75 {
76  INTFLOAT phi_sign = 1 - 2 * (kx & 1);
77  sbr_hf_apply_noise(Y, s_m, q_filt, noise, (INTFLOAT)0.0, -phi_sign, m_max);
78 }
79 
80 av_cold void AAC_RENAME(ff_sbrdsp_init)(SBRDSPContext *s)
81 {
82  s->sum64x5 = sbr_sum64x5_c;
83  s->sum_square = sbr_sum_square_c;
84  s->neg_odd_64 = sbr_neg_odd_64_c;
85  s->qmf_pre_shuffle = sbr_qmf_pre_shuffle_c;
86  s->qmf_post_shuffle = sbr_qmf_post_shuffle_c;
87  s->qmf_deint_neg = sbr_qmf_deint_neg_c;
88  s->qmf_deint_bfly = sbr_qmf_deint_bfly_c;
89  s->autocorrelate = sbr_autocorrelate_c;
90  s->hf_gen = sbr_hf_gen_c;
91  s->hf_g_filt = sbr_hf_g_filt_c;
92 
93  s->hf_apply_noise[0] = sbr_hf_apply_noise_0;
94  s->hf_apply_noise[1] = sbr_hf_apply_noise_1;
95  s->hf_apply_noise[2] = sbr_hf_apply_noise_2;
96  s->hf_apply_noise[3] = sbr_hf_apply_noise_3;
97 
98 #if !USE_FIXED
99 #if ARCH_ARM
100  ff_sbrdsp_init_arm(s);
101 #elif ARCH_AARCH64
102  ff_sbrdsp_init_aarch64(s);
103 #elif ARCH_RISCV
104  ff_sbrdsp_init_riscv(s);
105 #elif ARCH_X86
106  ff_sbrdsp_init_x86(s);
107 #endif
108 #endif /* !USE_FIXED */
109 }
110 
111 /* First eight entries repeated at end to simplify SIMD implementations. */
112 const attribute_visibility_hidden DECLARE_ALIGNED(16, INTFLOAT, AAC_RENAME(ff_sbr_noise_table))[][2] = {
113 {Q31(-0.99948153278296f), Q31(-0.59483417516607f)}, {Q31( 0.97113454393991f), Q31(-0.67528515225647f)},
114 {Q31( 0.14130051758487f), Q31(-0.95090983575689f)}, {Q31(-0.47005496701697f), Q31(-0.37340549728647f)},
115 {Q31( 0.80705063769351f), Q31( 0.29653668284408f)}, {Q31(-0.38981478896926f), Q31( 0.89572605717087f)},
116 {Q31(-0.01053049862020f), Q31(-0.66959058036166f)}, {Q31(-0.91266367957293f), Q31(-0.11522938140034f)},
117 {Q31( 0.54840422910309f), Q31( 0.75221367176302f)}, {Q31( 0.40009252867955f), Q31(-0.98929400334421f)},
118 {Q31(-0.99867974711855f), Q31(-0.88147068645358f)}, {Q31(-0.95531076805040f), Q31( 0.90908757154593f)},
119 {Q31(-0.45725933317144f), Q31(-0.56716323646760f)}, {Q31(-0.72929675029275f), Q31(-0.98008272727324f)},
120 {Q31( 0.75622801399036f), Q31( 0.20950329995549f)}, {Q31( 0.07069442601050f), Q31(-0.78247898470706f)},
121 {Q31( 0.74496252926055f), Q31(-0.91169004445807f)}, {Q31(-0.96440182703856f), Q31(-0.94739918296622f)},
122 {Q31( 0.30424629369539f), Q31(-0.49438267012479f)}, {Q31( 0.66565033746925f), Q31( 0.64652935542491f)},
123 {Q31( 0.91697008020594f), Q31( 0.17514097332009f)}, {Q31(-0.70774918760427f), Q31( 0.52548653416543f)},
124 {Q31(-0.70051415345560f), Q31(-0.45340028808763f)}, {Q31(-0.99496513054797f), Q31(-0.90071908066973f)},
125 {Q31( 0.98164490790123f), Q31(-0.77463155528697f)}, {Q31(-0.54671580548181f), Q31(-0.02570928536004f)},
126 {Q31(-0.01689629065389f), Q31( 0.00287506445732f)}, {Q31(-0.86110349531986f), Q31( 0.42548583726477f)},
127 {Q31(-0.98892980586032f), Q31(-0.87881132267556f)}, {Q31( 0.51756627678691f), Q31( 0.66926784710139f)},
128 {Q31(-0.99635026409640f), Q31(-0.58107730574765f)}, {Q31(-0.99969370862163f), Q31( 0.98369989360250f)},
129 {Q31( 0.55266258627194f), Q31( 0.59449057465591f)}, {Q31( 0.34581177741673f), Q31( 0.94879421061866f)},
130 {Q31( 0.62664209577999f), Q31(-0.74402970906471f)}, {Q31(-0.77149701404973f), Q31(-0.33883658042801f)},
131 {Q31(-0.91592244254432f), Q31( 0.03687901376713f)}, {Q31(-0.76285492357887f), Q31(-0.91371867919124f)},
132 {Q31( 0.79788337195331f), Q31(-0.93180971199849f)}, {Q31( 0.54473080610200f), Q31(-0.11919206037186f)},
133 {Q31(-0.85639281671058f), Q31( 0.42429854760451f)}, {Q31(-0.92882402971423f), Q31( 0.27871809078609f)},
134 {Q31(-0.11708371046774f), Q31(-0.99800843444966f)}, {Q31( 0.21356749817493f), Q31(-0.90716295627033f)},
135 {Q31(-0.76191692573909f), Q31( 0.99768118356265f)}, {Q31( 0.98111043100884f), Q31(-0.95854459734407f)},
136 {Q31(-0.85913269895572f), Q31( 0.95766566168880f)}, {Q31(-0.93307242253692f), Q31( 0.49431757696466f)},
137 {Q31( 0.30485754879632f), Q31(-0.70540034357529f)}, {Q31( 0.85289650925190f), Q31( 0.46766131791044f)},
138 {Q31( 0.91328082618125f), Q31(-0.99839597361769f)}, {Q31(-0.05890199924154f), Q31( 0.70741827819497f)},
139 {Q31( 0.28398686150148f), Q31( 0.34633555702188f)}, {Q31( 0.95258164539612f), Q31(-0.54893416026939f)},
140 {Q31(-0.78566324168507f), Q31(-0.75568541079691f)}, {Q31(-0.95789495447877f), Q31(-0.20423194696966f)},
141 {Q31( 0.82411158711197f), Q31( 0.96654618432562f)}, {Q31(-0.65185446735885f), Q31(-0.88734990773289f)},
142 {Q31(-0.93643603134666f), Q31( 0.99870790442385f)}, {Q31( 0.91427159529618f), Q31(-0.98290505544444f)},
143 {Q31(-0.70395684036886f), Q31( 0.58796798221039f)}, {Q31( 0.00563771969365f), Q31( 0.61768196727244f)},
144 {Q31( 0.89065051931895f), Q31( 0.52783352697585f)}, {Q31(-0.68683707712762f), Q31( 0.80806944710339f)},
145 {Q31( 0.72165342518718f), Q31(-0.69259857349564f)}, {Q31(-0.62928247730667f), Q31( 0.13627037407335f)},
146 {Q31( 0.29938434065514f), Q31(-0.46051329682246f)}, {Q31(-0.91781958879280f), Q31(-0.74012716684186f)},
147 {Q31( 0.99298717043688f), Q31( 0.40816610075661f)}, {Q31( 0.82368298622748f), Q31(-0.74036047190173f)},
148 {Q31(-0.98512833386833f), Q31(-0.99972330709594f)}, {Q31(-0.95915368242257f), Q31(-0.99237800466040f)},
149 {Q31(-0.21411126572790f), Q31(-0.93424819052545f)}, {Q31(-0.68821476106884f), Q31(-0.26892306315457f)},
150 {Q31( 0.91851997982317f), Q31( 0.09358228901785f)}, {Q31(-0.96062769559127f), Q31( 0.36099095133739f)},
151 {Q31( 0.51646184922287f), Q31(-0.71373332873917f)}, {Q31( 0.61130721139669f), Q31( 0.46950141175917f)},
152 {Q31( 0.47336129371299f), Q31(-0.27333178296162f)}, {Q31( 0.90998308703519f), Q31( 0.96715662938132f)},
153 {Q31( 0.44844799194357f), Q31( 0.99211574628306f)}, {Q31( 0.66614891079092f), Q31( 0.96590176169121f)},
154 {Q31( 0.74922239129237f), Q31(-0.89879858826087f)}, {Q31(-0.99571588506485f), Q31( 0.52785521494349f)},
155 {Q31( 0.97401082477563f), Q31(-0.16855870075190f)}, {Q31( 0.72683747733879f), Q31(-0.48060774432251f)},
156 {Q31( 0.95432193457128f), Q31( 0.68849603408441f)}, {Q31(-0.72962208425191f), Q31(-0.76608443420917f)},
157 {Q31(-0.85359479233537f), Q31( 0.88738125901579f)}, {Q31(-0.81412430338535f), Q31(-0.97480768049637f)},
158 {Q31(-0.87930772356786f), Q31( 0.74748307690436f)}, {Q31(-0.71573331064977f), Q31(-0.98570608178923f)},
159 {Q31( 0.83524300028228f), Q31( 0.83702537075163f)}, {Q31(-0.48086065601423f), Q31(-0.98848504923531f)},
160 {Q31( 0.97139128574778f), Q31( 0.80093621198236f)}, {Q31( 0.51992825347895f), Q31( 0.80247631400510f)},
161 {Q31(-0.00848591195325f), Q31(-0.76670128000486f)}, {Q31(-0.70294374303036f), Q31( 0.55359910445577f)},
162 {Q31(-0.95894428168140f), Q31(-0.43265504344783f)}, {Q31( 0.97079252950321f), Q31( 0.09325857238682f)},
163 {Q31(-0.92404293670797f), Q31( 0.85507704027855f)}, {Q31(-0.69506469500450f), Q31( 0.98633412625459f)},
164 {Q31( 0.26559203620024f), Q31( 0.73314307966524f)}, {Q31( 0.28038443336943f), Q31( 0.14537913654427f)},
165 {Q31(-0.74138124825523f), Q31( 0.99310339807762f)}, {Q31(-0.01752795995444f), Q31(-0.82616635284178f)},
166 {Q31(-0.55126773094930f), Q31(-0.98898543862153f)}, {Q31( 0.97960898850996f), Q31(-0.94021446752851f)},
167 {Q31(-0.99196309146936f), Q31( 0.67019017358456f)}, {Q31(-0.67684928085260f), Q31( 0.12631491649378f)},
168 {Q31( 0.09140039465500f), Q31(-0.20537731453108f)}, {Q31(-0.71658965751996f), Q31(-0.97788200391224f)},
169 {Q31( 0.81014640078925f), Q31( 0.53722648362443f)}, {Q31( 0.40616991671205f), Q31(-0.26469008598449f)},
170 {Q31(-0.67680188682972f), Q31( 0.94502052337695f)}, {Q31( 0.86849774348749f), Q31(-0.18333598647899f)},
171 {Q31(-0.99500381284851f), Q31(-0.02634122068550f)}, {Q31( 0.84329189340667f), Q31( 0.10406957462213f)},
172 {Q31(-0.09215968531446f), Q31( 0.69540012101253f)}, {Q31( 0.99956173327206f), Q31(-0.12358542001404f)},
173 {Q31(-0.79732779473535f), Q31(-0.91582524736159f)}, {Q31( 0.96349973642406f), Q31( 0.96640458041000f)},
174 {Q31(-0.79942778496547f), Q31( 0.64323902822857f)}, {Q31(-0.11566039853896f), Q31( 0.28587846253726f)},
175 {Q31(-0.39922954514662f), Q31( 0.94129601616966f)}, {Q31( 0.99089197565987f), Q31(-0.92062625581587f)},
176 {Q31( 0.28631285179909f), Q31(-0.91035047143603f)}, {Q31(-0.83302725605608f), Q31(-0.67330410892084f)},
177 {Q31( 0.95404443402072f), Q31( 0.49162765398743f)}, {Q31(-0.06449863579434f), Q31( 0.03250560813135f)},
178 {Q31(-0.99575054486311f), Q31( 0.42389784469507f)}, {Q31(-0.65501142790847f), Q31( 0.82546114655624f)},
179 {Q31(-0.81254441908887f), Q31(-0.51627234660629f)}, {Q31(-0.99646369485481f), Q31( 0.84490533520752f)},
180 {Q31( 0.00287840603348f), Q31( 0.64768261158166f)}, {Q31( 0.70176989408455f), Q31(-0.20453028573322f)},
181 {Q31( 0.96361882270190f), Q31( 0.40706967140989f)}, {Q31(-0.68883758192426f), Q31( 0.91338958840772f)},
182 {Q31(-0.34875585502238f), Q31( 0.71472290693300f)}, {Q31( 0.91980081243087f), Q31( 0.66507455644919f)},
183 {Q31(-0.99009048343881f), Q31( 0.85868021604848f)}, {Q31( 0.68865791458395f), Q31( 0.55660316809678f)},
184 {Q31(-0.99484402129368f), Q31(-0.20052559254934f)}, {Q31( 0.94214511408023f), Q31(-0.99696425367461f)},
185 {Q31(-0.67414626793544f), Q31( 0.49548221180078f)}, {Q31(-0.47339353684664f), Q31(-0.85904328834047f)},
186 {Q31( 0.14323651387360f), Q31(-0.94145598222488f)}, {Q31(-0.29268293575672f), Q31( 0.05759224927952f)},
187 {Q31( 0.43793861458754f), Q31(-0.78904969892724f)}, {Q31(-0.36345126374441f), Q31( 0.64874435357162f)},
188 {Q31(-0.08750604656825f), Q31( 0.97686944362527f)}, {Q31(-0.96495267812511f), Q31(-0.53960305946511f)},
189 {Q31( 0.55526940659947f), Q31( 0.78891523734774f)}, {Q31( 0.73538215752630f), Q31( 0.96452072373404f)},
190 {Q31(-0.30889773919437f), Q31(-0.80664389776860f)}, {Q31( 0.03574995626194f), Q31(-0.97325616900959f)},
191 {Q31( 0.98720684660488f), Q31( 0.48409133691962f)}, {Q31(-0.81689296271203f), Q31(-0.90827703628298f)},
192 {Q31( 0.67866860118215f), Q31( 0.81284503870856f)}, {Q31(-0.15808569732583f), Q31( 0.85279555024382f)},
193 {Q31( 0.80723395114371f), Q31(-0.24717418514605f)}, {Q31( 0.47788757329038f), Q31(-0.46333147839295f)},
194 {Q31( 0.96367554763201f), Q31( 0.38486749303242f)}, {Q31(-0.99143875716818f), Q31(-0.24945277239809f)},
195 {Q31( 0.83081876925833f), Q31(-0.94780851414763f)}, {Q31(-0.58753191905341f), Q31( 0.01290772389163f)},
196 {Q31( 0.95538108220960f), Q31(-0.85557052096538f)}, {Q31(-0.96490920476211f), Q31(-0.64020970923102f)},
197 {Q31(-0.97327101028521f), Q31( 0.12378128133110f)}, {Q31( 0.91400366022124f), Q31( 0.57972471346930f)},
198 {Q31(-0.99925837363824f), Q31( 0.71084847864067f)}, {Q31(-0.86875903507313f), Q31(-0.20291699203564f)},
199 {Q31(-0.26240034795124f), Q31(-0.68264554369108f)}, {Q31(-0.24664412953388f), Q31(-0.87642273115183f)},
200 {Q31( 0.02416275806869f), Q31( 0.27192914288905f)}, {Q31( 0.82068619590515f), Q31(-0.85087787994476f)},
201 {Q31( 0.88547373760759f), Q31(-0.89636802901469f)}, {Q31(-0.18173078152226f), Q31(-0.26152145156800f)},
202 {Q31( 0.09355476558534f), Q31( 0.54845123045604f)}, {Q31(-0.54668414224090f), Q31( 0.95980774020221f)},
203 {Q31( 0.37050990604091f), Q31(-0.59910140383171f)}, {Q31(-0.70373594262891f), Q31( 0.91227665827081f)},
204 {Q31(-0.34600785879594f), Q31(-0.99441426144200f)}, {Q31(-0.68774481731008f), Q31(-0.30238837956299f)},
205 {Q31(-0.26843291251234f), Q31( 0.83115668004362f)}, {Q31( 0.49072334613242f), Q31(-0.45359708737775f)},
206 {Q31( 0.38975993093975f), Q31( 0.95515358099121f)}, {Q31(-0.97757125224150f), Q31( 0.05305894580606f)},
207 {Q31(-0.17325552859616f), Q31(-0.92770672250494f)}, {Q31( 0.99948035025744f), Q31( 0.58285545563426f)},
208 {Q31(-0.64946246527458f), Q31( 0.68645507104960f)}, {Q31(-0.12016920576437f), Q31(-0.57147322153312f)},
209 {Q31(-0.58947456517751f), Q31(-0.34847132454388f)}, {Q31(-0.41815140454465f), Q31( 0.16276422358861f)},
210 {Q31( 0.99885650204884f), Q31( 0.11136095490444f)}, {Q31(-0.56649614128386f), Q31(-0.90494866361587f)},
211 {Q31( 0.94138021032330f), Q31( 0.35281916733018f)}, {Q31(-0.75725076534641f), Q31( 0.53650549640587f)},
212 {Q31( 0.20541973692630f), Q31(-0.94435144369918f)}, {Q31( 0.99980371023351f), Q31( 0.79835913565599f)},
213 {Q31( 0.29078277605775f), Q31( 0.35393777921520f)}, {Q31(-0.62858772103030f), Q31( 0.38765693387102f)},
214 {Q31( 0.43440904467688f), Q31(-0.98546330463232f)}, {Q31(-0.98298583762390f), Q31( 0.21021524625209f)},
215 {Q31( 0.19513029146934f), Q31(-0.94239832251867f)}, {Q31(-0.95476662400101f), Q31( 0.98364554179143f)},
216 {Q31( 0.93379635304810f), Q31(-0.70881994583682f)}, {Q31(-0.85235410573336f), Q31(-0.08342347966410f)},
217 {Q31(-0.86425093011245f), Q31(-0.45795025029466f)}, {Q31( 0.38879779059045f), Q31( 0.97274429344593f)},
218 {Q31( 0.92045124735495f), Q31(-0.62433652524220f)}, {Q31( 0.89162532251878f), Q31( 0.54950955570563f)},
219 {Q31(-0.36834336949252f), Q31( 0.96458298020975f)}, {Q31( 0.93891760988045f), Q31(-0.89968353740388f)},
220 {Q31( 0.99267657565094f), Q31(-0.03757034316958f)}, {Q31(-0.94063471614176f), Q31( 0.41332338538963f)},
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357 {Q31( 0.41881284182683f), Q31( 0.02188098922282f)}, {Q31(-0.86135454941237f), Q31( 0.98947480909359f)},
358 {Q31( 0.67226861393788f), Q31(-0.13494389011014f)}, {Q31(-0.70737398842068f), Q31(-0.76547349325992f)},
359 {Q31( 0.94044946687963f), Q31( 0.09026201157416f)}, {Q31(-0.82386352534327f), Q31( 0.08924768823676f)},
360 {Q31(-0.32070666698656f), Q31( 0.50143421908753f)}, {Q31( 0.57593163224487f), Q31(-0.98966422921509f)},
361 {Q31(-0.36326018419965f), Q31( 0.07440243123228f)}, {Q31( 0.99979044674350f), Q31(-0.14130287347405f)},
362 {Q31(-0.92366023326932f), Q31(-0.97979298068180f)}, {Q31(-0.44607178518598f), Q31(-0.54233252016394f)},
363 {Q31( 0.44226800932956f), Q31( 0.71326756742752f)}, {Q31( 0.03671907158312f), Q31( 0.63606389366675f)},
364 {Q31( 0.52175424682195f), Q31(-0.85396826735705f)}, {Q31(-0.94701139690956f), Q31(-0.01826348194255f)},
365 {Q31(-0.98759606946049f), Q31( 0.82288714303073f)}, {Q31( 0.87434794743625f), Q31( 0.89399495655433f)},
366 {Q31(-0.93412041758744f), Q31( 0.41374052024363f)}, {Q31( 0.96063943315511f), Q31( 0.93116709541280f)},
367 {Q31( 0.97534253457837f), Q31( 0.86150930812689f)}, {Q31( 0.99642466504163f), Q31( 0.70190043427512f)},
368 {Q31(-0.94705089665984f), Q31(-0.29580042814306f)}, {Q31( 0.91599807087376f), Q31(-0.98147830385781f)},
369 // Start of duplicated table
370 {Q31(-0.99948153278296f), Q31(-0.59483417516607f)}, {Q31( 0.97113454393991f), Q31(-0.67528515225647f)},
371 {Q31( 0.14130051758487f), Q31(-0.95090983575689f)}, {Q31(-0.47005496701697f), Q31(-0.37340549728647f)},
372 {Q31( 0.80705063769351f), Q31( 0.29653668284408f)}, {Q31(-0.38981478896926f), Q31( 0.89572605717087f)},
373 {Q31(-0.01053049862020f), Q31(-0.66959058036166f)}, {Q31(-0.91266367957293f), Q31(-0.11522938140034f)},
374 #if ARCH_RISCV
375 {Q31( 0.54840422910309f), Q31( 0.75221367176302f)}, {Q31( 0.40009252867955f), Q31(-0.98929400334421f)},
376 {Q31(-0.99867974711855f), Q31(-0.88147068645358f)}, {Q31(-0.95531076805040f), Q31( 0.90908757154593f)},
377 {Q31(-0.45725933317144f), Q31(-0.56716323646760f)}, {Q31(-0.72929675029275f), Q31(-0.98008272727324f)},
378 {Q31( 0.75622801399036f), Q31( 0.20950329995549f)}, {Q31( 0.07069442601050f), Q31(-0.78247898470706f)},
379 {Q31( 0.74496252926055f), Q31(-0.91169004445807f)}, {Q31(-0.96440182703856f), Q31(-0.94739918296622f)},
380 {Q31( 0.30424629369539f), Q31(-0.49438267012479f)}, {Q31( 0.66565033746925f), Q31( 0.64652935542491f)},
381 {Q31( 0.91697008020594f), Q31( 0.17514097332009f)}, {Q31(-0.70774918760427f), Q31( 0.52548653416543f)},
382 {Q31(-0.70051415345560f), Q31(-0.45340028808763f)}, {Q31(-0.99496513054797f), Q31(-0.90071908066973f)},
383 {Q31( 0.98164490790123f), Q31(-0.77463155528697f)}, {Q31(-0.54671580548181f), Q31(-0.02570928536004f)},
384 {Q31(-0.01689629065389f), Q31( 0.00287506445732f)}, {Q31(-0.86110349531986f), Q31( 0.42548583726477f)},
385 {Q31(-0.98892980586032f), Q31(-0.87881132267556f)}, {Q31( 0.51756627678691f), Q31( 0.66926784710139f)},
386 {Q31(-0.99635026409640f), Q31(-0.58107730574765f)}, {Q31(-0.99969370862163f), Q31( 0.98369989360250f)},
387 #endif
388 };
mem_internal.h
SBRDSPContext
Definition: sbrdsp.h:27
src1
const pixel * src1
Definition: h264pred_template.c:421
ff_sbrdsp_init_riscv
av_cold void ff_sbrdsp_init_riscv(SBRDSPContext *c)
Definition: sbrdsp_init.c:44
attribute_visibility_hidden
#define attribute_visibility_hidden
Definition: attributes_internal.h:29
sbr_hf_apply_noise_1
static void sbr_hf_apply_noise_1(INTFLOAT(*Y)[2], const AAC_FLOAT *s_m, const AAC_FLOAT *q_filt, int noise, int kx, int m_max)
Definition: sbrdsp_template.c:57
noise
static int noise(AVBSFContext *ctx, AVPacket *pkt)
Definition: noise.c:127
sbr_hf_gen_c
static void sbr_hf_gen_c(float(*X_high)[2], const float(*X_low)[2], const float alpha0[2], const float alpha1[2], float bw, int start, int end)
Definition: sbrdsp.c:158
av_cold
#define av_cold
Definition: attributes.h:90
attributes_internal.h
s
#define s(width, name)
Definition: cbs_vp9.c:198
AAC_RENAME
const attribute_visibility_hidden INTFLOAT AAC_RENAME(ff_sbr_noise_table)[][2]
sbr_qmf_pre_shuffle_c
static void sbr_qmf_pre_shuffle_c(float *z)
Definition: sbrdsp.c:56
ff_sbrdsp_init
av_cold void AAC_RENAME() ff_sbrdsp_init(SBRDSPContext *s)
Definition: sbrdsp_template.c:80
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static void sbr_qmf_deint_bfly_c(INTFLOAT *v, const INTFLOAT *src0, const INTFLOAT *src1)
Definition: sbrdsp_template.c:36
sbr_sum64x5_c
static void sbr_sum64x5_c(INTFLOAT *z)
Definition: sbrdsp_template.c:27
ff_sbrdsp_init_arm
av_cold void ff_sbrdsp_init_arm(SBRDSPContext *s)
Definition: sbrdsp_init_arm.c:53
sbr_hf_apply_noise_3
static void sbr_hf_apply_noise_3(INTFLOAT(*Y)[2], const AAC_FLOAT *s_m, const AAC_FLOAT *q_filt, int noise, int kx, int m_max)
Definition: sbrdsp_template.c:72
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static void sbr_qmf_deint_neg_c(float *v, const float *src)
Definition: sbrdsp.c:86
sbr_hf_apply_noise_2
static void sbr_hf_apply_noise_2(INTFLOAT(*Y)[2], const AAC_FLOAT *s_m, const AAC_FLOAT *q_filt, int noise, int kx, int m_max)
Definition: sbrdsp_template.c:65
f
f
Definition: af_crystalizer.c:122
sbr_hf_apply_noise
static av_always_inline void sbr_hf_apply_noise(float(*Y)[2], const float *s_m, const float *q_filt, int noise, float phi_sign0, float phi_sign1, int m_max)
Definition: sbrdsp.c:197
DECLARE_ALIGNED
#define DECLARE_ALIGNED(n, t, v)
Definition: mem_internal.h:109
sbr_sum_square_c
static float sbr_sum_square_c(float(*x)[2], int n)
Definition: sbrdsp.c:30
sbr_autocorrelate_c
static void sbr_autocorrelate_c(const float x[40][2], float phi[3][2][2])
Definition: sbrdsp.c:134
Y
#define Y
Definition: boxblur.h:37
ff_sbrdsp_init_aarch64
av_cold void ff_sbrdsp_init_aarch64(SBRDSPContext *s)
Definition: sbrdsp_init_aarch64.c:50
i
#define i(width, name, range_min, range_max)
Definition: cbs_h2645.c:256
sbr_qmf_post_shuffle_c
static void sbr_qmf_post_shuffle_c(float W[32][2], const float *z)
Definition: sbrdsp.c:73
sbr_hf_apply_noise_0
static void sbr_hf_apply_noise_0(INTFLOAT(*Y)[2], const AAC_FLOAT *s_m, const AAC_FLOAT *q_filt, int noise, int kx, int m_max)
Definition: sbrdsp_template.c:50
sbr_hf_g_filt_c
static void sbr_hf_g_filt_c(float(*Y)[2], const float(*X_high)[40][2], const float *g_filt, int m_max, intptr_t ixh)
Definition: sbrdsp.c:186
Q31
#define Q31(x)
Definition: aac_defines.h:111
src0
const pixel *const src0
Definition: h264pred_template.c:420
AAC_FLOAT
float AAC_FLOAT
Definition: aac_defines.h:105
ff_sbrdsp_init_x86
void ff_sbrdsp_init_x86(SBRDSPContext *s)
Definition: sbrdsp_init.c:58
sbr_neg_odd_64_c
static void sbr_neg_odd_64_c(float *x)
Definition: sbrdsp.c:46
INTFLOAT
float INTFLOAT
Definition: aac_defines.h:101
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