| 1 | /* |
| 2 | * Copyright (c) 2012 |
| 3 | * MIPS Technologies, Inc., California. |
| 4 | * |
| 5 | * Redistribution and use in source and binary forms, with or without |
| 6 | * modification, are permitted provided that the following conditions |
| 7 | * are met: |
| 8 | * 1. Redistributions of source code must retain the above copyright |
| 9 | * notice, this list of conditions and the following disclaimer. |
| 10 | * 2. Redistributions in binary form must reproduce the above copyright |
| 11 | * notice, this list of conditions and the following disclaimer in the |
| 12 | * documentation and/or other materials provided with the distribution. |
| 13 | * 3. Neither the name of the MIPS Technologies, Inc., nor the names of its |
| 14 | * contributors may be used to endorse or promote products derived from |
| 15 | * this software without specific prior written permission. |
| 16 | * |
| 17 | * THIS SOFTWARE IS PROVIDED BY THE MIPS TECHNOLOGIES, INC. ``AS IS'' AND |
| 18 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| 19 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| 20 | * ARE DISCLAIMED. IN NO EVENT SHALL THE MIPS TECHNOLOGIES, INC. BE LIABLE |
| 21 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| 22 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| 23 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| 24 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| 25 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| 26 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| 27 | * SUCH DAMAGE. |
| 28 | * |
| 29 | * Author: Stanislav Ocovaj (socovaj@mips.com) |
| 30 | * Szabolcs Pal (sabolc@mips.com) |
| 31 | * |
| 32 | * AAC coefficients encoder optimized for MIPS floating-point architecture |
| 33 | * |
| 34 | * This file is part of FFmpeg. |
| 35 | * |
| 36 | * FFmpeg is free software; you can redistribute it and/or |
| 37 | * modify it under the terms of the GNU Lesser General Public |
| 38 | * License as published by the Free Software Foundation; either |
| 39 | * version 2.1 of the License, or (at your option) any later version. |
| 40 | * |
| 41 | * FFmpeg is distributed in the hope that it will be useful, |
| 42 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 43 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 44 | * Lesser General Public License for more details. |
| 45 | * |
| 46 | * You should have received a copy of the GNU Lesser General Public |
| 47 | * License along with FFmpeg; if not, write to the Free Software |
| 48 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| 49 | */ |
| 50 | |
| 51 | /** |
| 52 | * @file |
| 53 | * Reference: libavcodec/aaccoder.c |
| 54 | */ |
| 55 | |
| 56 | #include "libavutil/libm.h" |
| 57 | |
| 58 | #include <float.h> |
| 59 | #include "libavutil/mathematics.h" |
| 60 | #include "libavcodec/avcodec.h" |
| 61 | #include "libavcodec/put_bits.h" |
| 62 | #include "libavcodec/aac.h" |
| 63 | #include "libavcodec/aacenc.h" |
| 64 | #include "libavcodec/aactab.h" |
| 65 | |
| 66 | #if HAVE_INLINE_ASM |
| 67 | typedef struct BandCodingPath { |
| 68 | int prev_idx; |
| 69 | float cost; |
| 70 | int run; |
| 71 | } BandCodingPath; |
| 72 | |
| 73 | static const uint8_t run_value_bits_long[64] = { |
| 74 | 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, |
| 75 | 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 10, |
| 76 | 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, |
| 77 | 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 15 |
| 78 | }; |
| 79 | |
| 80 | static const uint8_t run_value_bits_short[16] = { |
| 81 | 3, 3, 3, 3, 3, 3, 3, 6, 6, 6, 6, 6, 6, 6, 6, 9 |
| 82 | }; |
| 83 | |
| 84 | static const uint8_t * const run_value_bits[2] = { |
| 85 | run_value_bits_long, run_value_bits_short |
| 86 | }; |
| 87 | |
| 88 | static const uint8_t uquad_sign_bits[81] = { |
| 89 | 0, 1, 1, 1, 2, 2, 1, 2, 2, |
| 90 | 1, 2, 2, 2, 3, 3, 2, 3, 3, |
| 91 | 1, 2, 2, 2, 3, 3, 2, 3, 3, |
| 92 | 1, 2, 2, 2, 3, 3, 2, 3, 3, |
| 93 | 2, 3, 3, 3, 4, 4, 3, 4, 4, |
| 94 | 2, 3, 3, 3, 4, 4, 3, 4, 4, |
| 95 | 1, 2, 2, 2, 3, 3, 2, 3, 3, |
| 96 | 2, 3, 3, 3, 4, 4, 3, 4, 4, |
| 97 | 2, 3, 3, 3, 4, 4, 3, 4, 4 |
| 98 | }; |
| 99 | |
| 100 | static const uint8_t upair7_sign_bits[64] = { |
| 101 | 0, 1, 1, 1, 1, 1, 1, 1, |
| 102 | 1, 2, 2, 2, 2, 2, 2, 2, |
| 103 | 1, 2, 2, 2, 2, 2, 2, 2, |
| 104 | 1, 2, 2, 2, 2, 2, 2, 2, |
| 105 | 1, 2, 2, 2, 2, 2, 2, 2, |
| 106 | 1, 2, 2, 2, 2, 2, 2, 2, |
| 107 | 1, 2, 2, 2, 2, 2, 2, 2, |
| 108 | 1, 2, 2, 2, 2, 2, 2, 2, |
| 109 | }; |
| 110 | |
| 111 | static const uint8_t upair12_sign_bits[169] = { |
| 112 | 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, |
| 113 | 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, |
| 114 | 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, |
| 115 | 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, |
| 116 | 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, |
| 117 | 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, |
| 118 | 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, |
| 119 | 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, |
| 120 | 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, |
| 121 | 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, |
| 122 | 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, |
| 123 | 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, |
| 124 | 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2 |
| 125 | }; |
| 126 | |
| 127 | static const uint8_t esc_sign_bits[289] = { |
| 128 | 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, |
| 129 | 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, |
| 130 | 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, |
| 131 | 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, |
| 132 | 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, |
| 133 | 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, |
| 134 | 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, |
| 135 | 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, |
| 136 | 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, |
| 137 | 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, |
| 138 | 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, |
| 139 | 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, |
| 140 | 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, |
| 141 | 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, |
| 142 | 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, |
| 143 | 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, |
| 144 | 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2 |
| 145 | }; |
| 146 | |
| 147 | static void abs_pow34_v(float *out, const float *in, const int size) { |
| 148 | #ifndef USE_REALLY_FULL_SEARCH |
| 149 | int i; |
| 150 | float a, b, c, d; |
| 151 | float ax, bx, cx, dx; |
| 152 | |
| 153 | for (i = 0; i < size; i += 4) { |
| 154 | a = fabsf(in[i ]); |
| 155 | b = fabsf(in[i+1]); |
| 156 | c = fabsf(in[i+2]); |
| 157 | d = fabsf(in[i+3]); |
| 158 | |
| 159 | ax = sqrtf(a); |
| 160 | bx = sqrtf(b); |
| 161 | cx = sqrtf(c); |
| 162 | dx = sqrtf(d); |
| 163 | |
| 164 | a = a * ax; |
| 165 | b = b * bx; |
| 166 | c = c * cx; |
| 167 | d = d * dx; |
| 168 | |
| 169 | out[i ] = sqrtf(a); |
| 170 | out[i+1] = sqrtf(b); |
| 171 | out[i+2] = sqrtf(c); |
| 172 | out[i+3] = sqrtf(d); |
| 173 | } |
| 174 | #endif /* USE_REALLY_FULL_SEARCH */ |
| 175 | } |
| 176 | |
| 177 | static float find_max_val(int group_len, int swb_size, const float *scaled) { |
| 178 | float maxval = 0.0f; |
| 179 | int w2, i; |
| 180 | for (w2 = 0; w2 < group_len; w2++) { |
| 181 | for (i = 0; i < swb_size; i++) { |
| 182 | maxval = FFMAX(maxval, scaled[w2*128+i]); |
| 183 | } |
| 184 | } |
| 185 | return maxval; |
| 186 | } |
| 187 | |
| 188 | static int find_min_book(float maxval, int sf) { |
| 189 | float Q = ff_aac_pow2sf_tab[POW_SF2_ZERO - sf + SCALE_ONE_POS - SCALE_DIV_512]; |
| 190 | float Q34 = sqrtf(Q * sqrtf(Q)); |
| 191 | int qmaxval, cb; |
| 192 | qmaxval = maxval * Q34 + 0.4054f; |
| 193 | if (qmaxval == 0) cb = 0; |
| 194 | else if (qmaxval == 1) cb = 1; |
| 195 | else if (qmaxval == 2) cb = 3; |
| 196 | else if (qmaxval <= 4) cb = 5; |
| 197 | else if (qmaxval <= 7) cb = 7; |
| 198 | else if (qmaxval <= 12) cb = 9; |
| 199 | else cb = 11; |
| 200 | return cb; |
| 201 | } |
| 202 | |
| 203 | /** |
| 204 | * Functions developed from template function and optimized for quantizing and encoding band |
| 205 | */ |
| 206 | static void quantize_and_encode_band_cost_SQUAD_mips(struct AACEncContext *s, |
| 207 | PutBitContext *pb, const float *in, |
| 208 | const float *scaled, int size, int scale_idx, |
| 209 | int cb, const float lambda, const float uplim, |
| 210 | int *bits) |
| 211 | { |
| 212 | const float Q34 = ff_aac_pow34sf_tab[POW_SF2_ZERO - scale_idx + SCALE_ONE_POS - SCALE_DIV_512]; |
| 213 | int i; |
| 214 | int qc1, qc2, qc3, qc4; |
| 215 | |
| 216 | uint8_t *p_bits = (uint8_t *)ff_aac_spectral_bits[cb-1]; |
| 217 | uint16_t *p_codes = (uint16_t *)ff_aac_spectral_codes[cb-1]; |
| 218 | |
| 219 | abs_pow34_v(s->scoefs, in, size); |
| 220 | scaled = s->scoefs; |
| 221 | for (i = 0; i < size; i += 4) { |
| 222 | int curidx; |
| 223 | int *in_int = (int *)&in[i]; |
| 224 | |
| 225 | qc1 = scaled[i ] * Q34 + 0.4054f; |
| 226 | qc2 = scaled[i+1] * Q34 + 0.4054f; |
| 227 | qc3 = scaled[i+2] * Q34 + 0.4054f; |
| 228 | qc4 = scaled[i+3] * Q34 + 0.4054f; |
| 229 | |
| 230 | __asm__ volatile ( |
| 231 | ".set push \n\t" |
| 232 | ".set noreorder \n\t" |
| 233 | |
| 234 | "slt %[qc1], $zero, %[qc1] \n\t" |
| 235 | "slt %[qc2], $zero, %[qc2] \n\t" |
| 236 | "slt %[qc3], $zero, %[qc3] \n\t" |
| 237 | "slt %[qc4], $zero, %[qc4] \n\t" |
| 238 | "lw $t0, 0(%[in_int]) \n\t" |
| 239 | "lw $t1, 4(%[in_int]) \n\t" |
| 240 | "lw $t2, 8(%[in_int]) \n\t" |
| 241 | "lw $t3, 12(%[in_int]) \n\t" |
| 242 | "srl $t0, $t0, 31 \n\t" |
| 243 | "srl $t1, $t1, 31 \n\t" |
| 244 | "srl $t2, $t2, 31 \n\t" |
| 245 | "srl $t3, $t3, 31 \n\t" |
| 246 | "subu $t4, $zero, %[qc1] \n\t" |
| 247 | "subu $t5, $zero, %[qc2] \n\t" |
| 248 | "subu $t6, $zero, %[qc3] \n\t" |
| 249 | "subu $t7, $zero, %[qc4] \n\t" |
| 250 | "movn %[qc1], $t4, $t0 \n\t" |
| 251 | "movn %[qc2], $t5, $t1 \n\t" |
| 252 | "movn %[qc3], $t6, $t2 \n\t" |
| 253 | "movn %[qc4], $t7, $t3 \n\t" |
| 254 | |
| 255 | ".set pop \n\t" |
| 256 | |
| 257 | : [qc1]"+r"(qc1), [qc2]"+r"(qc2), |
| 258 | [qc3]"+r"(qc3), [qc4]"+r"(qc4) |
| 259 | : [in_int]"r"(in_int) |
| 260 | : "t0", "t1", "t2", "t3", |
| 261 | "t4", "t5", "t6", "t7", |
| 262 | "memory" |
| 263 | ); |
| 264 | |
| 265 | curidx = qc1; |
| 266 | curidx *= 3; |
| 267 | curidx += qc2; |
| 268 | curidx *= 3; |
| 269 | curidx += qc3; |
| 270 | curidx *= 3; |
| 271 | curidx += qc4; |
| 272 | curidx += 40; |
| 273 | |
| 274 | put_bits(pb, p_bits[curidx], p_codes[curidx]); |
| 275 | } |
| 276 | } |
| 277 | |
| 278 | static void quantize_and_encode_band_cost_UQUAD_mips(struct AACEncContext *s, |
| 279 | PutBitContext *pb, const float *in, |
| 280 | const float *scaled, int size, int scale_idx, |
| 281 | int cb, const float lambda, const float uplim, |
| 282 | int *bits) |
| 283 | { |
| 284 | const float Q34 = ff_aac_pow34sf_tab[POW_SF2_ZERO - scale_idx + SCALE_ONE_POS - SCALE_DIV_512]; |
| 285 | int i; |
| 286 | int qc1, qc2, qc3, qc4; |
| 287 | |
| 288 | uint8_t *p_bits = (uint8_t *)ff_aac_spectral_bits[cb-1]; |
| 289 | uint16_t *p_codes = (uint16_t *)ff_aac_spectral_codes[cb-1]; |
| 290 | |
| 291 | abs_pow34_v(s->scoefs, in, size); |
| 292 | scaled = s->scoefs; |
| 293 | for (i = 0; i < size; i += 4) { |
| 294 | int curidx, sign, count; |
| 295 | int *in_int = (int *)&in[i]; |
| 296 | uint8_t v_bits; |
| 297 | unsigned int v_codes; |
| 298 | |
| 299 | qc1 = scaled[i ] * Q34 + 0.4054f; |
| 300 | qc2 = scaled[i+1] * Q34 + 0.4054f; |
| 301 | qc3 = scaled[i+2] * Q34 + 0.4054f; |
| 302 | qc4 = scaled[i+3] * Q34 + 0.4054f; |
| 303 | |
| 304 | __asm__ volatile ( |
| 305 | ".set push \n\t" |
| 306 | ".set noreorder \n\t" |
| 307 | |
| 308 | "ori $t4, $zero, 2 \n\t" |
| 309 | "ori %[sign], $zero, 0 \n\t" |
| 310 | "slt $t0, $t4, %[qc1] \n\t" |
| 311 | "slt $t1, $t4, %[qc2] \n\t" |
| 312 | "slt $t2, $t4, %[qc3] \n\t" |
| 313 | "slt $t3, $t4, %[qc4] \n\t" |
| 314 | "movn %[qc1], $t4, $t0 \n\t" |
| 315 | "movn %[qc2], $t4, $t1 \n\t" |
| 316 | "movn %[qc3], $t4, $t2 \n\t" |
| 317 | "movn %[qc4], $t4, $t3 \n\t" |
| 318 | "lw $t0, 0(%[in_int]) \n\t" |
| 319 | "lw $t1, 4(%[in_int]) \n\t" |
| 320 | "lw $t2, 8(%[in_int]) \n\t" |
| 321 | "lw $t3, 12(%[in_int]) \n\t" |
| 322 | "slt $t0, $t0, $zero \n\t" |
| 323 | "movn %[sign], $t0, %[qc1] \n\t" |
| 324 | "slt $t1, $t1, $zero \n\t" |
| 325 | "slt $t2, $t2, $zero \n\t" |
| 326 | "slt $t3, $t3, $zero \n\t" |
| 327 | "sll $t0, %[sign], 1 \n\t" |
| 328 | "or $t0, $t0, $t1 \n\t" |
| 329 | "movn %[sign], $t0, %[qc2] \n\t" |
| 330 | "slt $t4, $zero, %[qc1] \n\t" |
| 331 | "slt $t1, $zero, %[qc2] \n\t" |
| 332 | "slt %[count], $zero, %[qc3] \n\t" |
| 333 | "sll $t0, %[sign], 1 \n\t" |
| 334 | "or $t0, $t0, $t2 \n\t" |
| 335 | "movn %[sign], $t0, %[qc3] \n\t" |
| 336 | "slt $t2, $zero, %[qc4] \n\t" |
| 337 | "addu %[count], %[count], $t4 \n\t" |
| 338 | "addu %[count], %[count], $t1 \n\t" |
| 339 | "sll $t0, %[sign], 1 \n\t" |
| 340 | "or $t0, $t0, $t3 \n\t" |
| 341 | "movn %[sign], $t0, %[qc4] \n\t" |
| 342 | "addu %[count], %[count], $t2 \n\t" |
| 343 | |
| 344 | ".set pop \n\t" |
| 345 | |
| 346 | : [qc1]"+r"(qc1), [qc2]"+r"(qc2), |
| 347 | [qc3]"+r"(qc3), [qc4]"+r"(qc4), |
| 348 | [sign]"=&r"(sign), [count]"=&r"(count) |
| 349 | : [in_int]"r"(in_int) |
| 350 | : "t0", "t1", "t2", "t3", "t4", |
| 351 | "memory" |
| 352 | ); |
| 353 | |
| 354 | curidx = qc1; |
| 355 | curidx *= 3; |
| 356 | curidx += qc2; |
| 357 | curidx *= 3; |
| 358 | curidx += qc3; |
| 359 | curidx *= 3; |
| 360 | curidx += qc4; |
| 361 | |
| 362 | v_codes = (p_codes[curidx] << count) | (sign & ((1 << count) - 1)); |
| 363 | v_bits = p_bits[curidx] + count; |
| 364 | put_bits(pb, v_bits, v_codes); |
| 365 | } |
| 366 | } |
| 367 | |
| 368 | static void quantize_and_encode_band_cost_SPAIR_mips(struct AACEncContext *s, |
| 369 | PutBitContext *pb, const float *in, |
| 370 | const float *scaled, int size, int scale_idx, |
| 371 | int cb, const float lambda, const float uplim, |
| 372 | int *bits) |
| 373 | { |
| 374 | const float Q34 = ff_aac_pow34sf_tab[POW_SF2_ZERO - scale_idx + SCALE_ONE_POS - SCALE_DIV_512]; |
| 375 | int i; |
| 376 | int qc1, qc2, qc3, qc4; |
| 377 | |
| 378 | uint8_t *p_bits = (uint8_t *)ff_aac_spectral_bits[cb-1]; |
| 379 | uint16_t *p_codes = (uint16_t *)ff_aac_spectral_codes[cb-1]; |
| 380 | |
| 381 | abs_pow34_v(s->scoefs, in, size); |
| 382 | scaled = s->scoefs; |
| 383 | for (i = 0; i < size; i += 4) { |
| 384 | int curidx, curidx2; |
| 385 | int *in_int = (int *)&in[i]; |
| 386 | uint8_t v_bits; |
| 387 | unsigned int v_codes; |
| 388 | |
| 389 | qc1 = scaled[i ] * Q34 + 0.4054f; |
| 390 | qc2 = scaled[i+1] * Q34 + 0.4054f; |
| 391 | qc3 = scaled[i+2] * Q34 + 0.4054f; |
| 392 | qc4 = scaled[i+3] * Q34 + 0.4054f; |
| 393 | |
| 394 | __asm__ volatile ( |
| 395 | ".set push \n\t" |
| 396 | ".set noreorder \n\t" |
| 397 | |
| 398 | "ori $t4, $zero, 4 \n\t" |
| 399 | "slt $t0, $t4, %[qc1] \n\t" |
| 400 | "slt $t1, $t4, %[qc2] \n\t" |
| 401 | "slt $t2, $t4, %[qc3] \n\t" |
| 402 | "slt $t3, $t4, %[qc4] \n\t" |
| 403 | "movn %[qc1], $t4, $t0 \n\t" |
| 404 | "movn %[qc2], $t4, $t1 \n\t" |
| 405 | "movn %[qc3], $t4, $t2 \n\t" |
| 406 | "movn %[qc4], $t4, $t3 \n\t" |
| 407 | "lw $t0, 0(%[in_int]) \n\t" |
| 408 | "lw $t1, 4(%[in_int]) \n\t" |
| 409 | "lw $t2, 8(%[in_int]) \n\t" |
| 410 | "lw $t3, 12(%[in_int]) \n\t" |
| 411 | "srl $t0, $t0, 31 \n\t" |
| 412 | "srl $t1, $t1, 31 \n\t" |
| 413 | "srl $t2, $t2, 31 \n\t" |
| 414 | "srl $t3, $t3, 31 \n\t" |
| 415 | "subu $t4, $zero, %[qc1] \n\t" |
| 416 | "subu $t5, $zero, %[qc2] \n\t" |
| 417 | "subu $t6, $zero, %[qc3] \n\t" |
| 418 | "subu $t7, $zero, %[qc4] \n\t" |
| 419 | "movn %[qc1], $t4, $t0 \n\t" |
| 420 | "movn %[qc2], $t5, $t1 \n\t" |
| 421 | "movn %[qc3], $t6, $t2 \n\t" |
| 422 | "movn %[qc4], $t7, $t3 \n\t" |
| 423 | |
| 424 | ".set pop \n\t" |
| 425 | |
| 426 | : [qc1]"+r"(qc1), [qc2]"+r"(qc2), |
| 427 | [qc3]"+r"(qc3), [qc4]"+r"(qc4) |
| 428 | : [in_int]"r"(in_int) |
| 429 | : "t0", "t1", "t2", "t3", |
| 430 | "t4", "t5", "t6", "t7", |
| 431 | "memory" |
| 432 | ); |
| 433 | |
| 434 | curidx = 9 * qc1; |
| 435 | curidx += qc2 + 40; |
| 436 | |
| 437 | curidx2 = 9 * qc3; |
| 438 | curidx2 += qc4 + 40; |
| 439 | |
| 440 | v_codes = (p_codes[curidx] << p_bits[curidx2]) | (p_codes[curidx2]); |
| 441 | v_bits = p_bits[curidx] + p_bits[curidx2]; |
| 442 | put_bits(pb, v_bits, v_codes); |
| 443 | } |
| 444 | } |
| 445 | |
| 446 | static void quantize_and_encode_band_cost_UPAIR7_mips(struct AACEncContext *s, |
| 447 | PutBitContext *pb, const float *in, |
| 448 | const float *scaled, int size, int scale_idx, |
| 449 | int cb, const float lambda, const float uplim, |
| 450 | int *bits) |
| 451 | { |
| 452 | const float Q34 = ff_aac_pow34sf_tab[POW_SF2_ZERO - scale_idx + SCALE_ONE_POS - SCALE_DIV_512]; |
| 453 | int i; |
| 454 | int qc1, qc2, qc3, qc4; |
| 455 | |
| 456 | uint8_t *p_bits = (uint8_t*) ff_aac_spectral_bits[cb-1]; |
| 457 | uint16_t *p_codes = (uint16_t*)ff_aac_spectral_codes[cb-1]; |
| 458 | |
| 459 | abs_pow34_v(s->scoefs, in, size); |
| 460 | scaled = s->scoefs; |
| 461 | for (i = 0; i < size; i += 4) { |
| 462 | int curidx, sign1, count1, sign2, count2; |
| 463 | int *in_int = (int *)&in[i]; |
| 464 | uint8_t v_bits; |
| 465 | unsigned int v_codes; |
| 466 | |
| 467 | qc1 = scaled[i ] * Q34 + 0.4054f; |
| 468 | qc2 = scaled[i+1] * Q34 + 0.4054f; |
| 469 | qc3 = scaled[i+2] * Q34 + 0.4054f; |
| 470 | qc4 = scaled[i+3] * Q34 + 0.4054f; |
| 471 | |
| 472 | __asm__ volatile ( |
| 473 | ".set push \n\t" |
| 474 | ".set noreorder \n\t" |
| 475 | |
| 476 | "ori $t4, $zero, 7 \n\t" |
| 477 | "ori %[sign1], $zero, 0 \n\t" |
| 478 | "ori %[sign2], $zero, 0 \n\t" |
| 479 | "slt $t0, $t4, %[qc1] \n\t" |
| 480 | "slt $t1, $t4, %[qc2] \n\t" |
| 481 | "slt $t2, $t4, %[qc3] \n\t" |
| 482 | "slt $t3, $t4, %[qc4] \n\t" |
| 483 | "movn %[qc1], $t4, $t0 \n\t" |
| 484 | "movn %[qc2], $t4, $t1 \n\t" |
| 485 | "movn %[qc3], $t4, $t2 \n\t" |
| 486 | "movn %[qc4], $t4, $t3 \n\t" |
| 487 | "lw $t0, 0(%[in_int]) \n\t" |
| 488 | "lw $t1, 4(%[in_int]) \n\t" |
| 489 | "lw $t2, 8(%[in_int]) \n\t" |
| 490 | "lw $t3, 12(%[in_int]) \n\t" |
| 491 | "slt $t0, $t0, $zero \n\t" |
| 492 | "movn %[sign1], $t0, %[qc1] \n\t" |
| 493 | "slt $t2, $t2, $zero \n\t" |
| 494 | "movn %[sign2], $t2, %[qc3] \n\t" |
| 495 | "slt $t1, $t1, $zero \n\t" |
| 496 | "sll $t0, %[sign1], 1 \n\t" |
| 497 | "or $t0, $t0, $t1 \n\t" |
| 498 | "movn %[sign1], $t0, %[qc2] \n\t" |
| 499 | "slt $t3, $t3, $zero \n\t" |
| 500 | "sll $t0, %[sign2], 1 \n\t" |
| 501 | "or $t0, $t0, $t3 \n\t" |
| 502 | "movn %[sign2], $t0, %[qc4] \n\t" |
| 503 | "slt %[count1], $zero, %[qc1] \n\t" |
| 504 | "slt $t1, $zero, %[qc2] \n\t" |
| 505 | "slt %[count2], $zero, %[qc3] \n\t" |
| 506 | "slt $t2, $zero, %[qc4] \n\t" |
| 507 | "addu %[count1], %[count1], $t1 \n\t" |
| 508 | "addu %[count2], %[count2], $t2 \n\t" |
| 509 | |
| 510 | ".set pop \n\t" |
| 511 | |
| 512 | : [qc1]"+r"(qc1), [qc2]"+r"(qc2), |
| 513 | [qc3]"+r"(qc3), [qc4]"+r"(qc4), |
| 514 | [sign1]"=&r"(sign1), [count1]"=&r"(count1), |
| 515 | [sign2]"=&r"(sign2), [count2]"=&r"(count2) |
| 516 | : [in_int]"r"(in_int) |
| 517 | : "t0", "t1", "t2", "t3", "t4", |
| 518 | "memory" |
| 519 | ); |
| 520 | |
| 521 | curidx = 8 * qc1; |
| 522 | curidx += qc2; |
| 523 | |
| 524 | v_codes = (p_codes[curidx] << count1) | sign1; |
| 525 | v_bits = p_bits[curidx] + count1; |
| 526 | put_bits(pb, v_bits, v_codes); |
| 527 | |
| 528 | curidx = 8 * qc3; |
| 529 | curidx += qc4; |
| 530 | |
| 531 | v_codes = (p_codes[curidx] << count2) | sign2; |
| 532 | v_bits = p_bits[curidx] + count2; |
| 533 | put_bits(pb, v_bits, v_codes); |
| 534 | } |
| 535 | } |
| 536 | |
| 537 | static void quantize_and_encode_band_cost_UPAIR12_mips(struct AACEncContext *s, |
| 538 | PutBitContext *pb, const float *in, |
| 539 | const float *scaled, int size, int scale_idx, |
| 540 | int cb, const float lambda, const float uplim, |
| 541 | int *bits) |
| 542 | { |
| 543 | const float Q34 = ff_aac_pow34sf_tab[POW_SF2_ZERO - scale_idx + SCALE_ONE_POS - SCALE_DIV_512]; |
| 544 | int i; |
| 545 | int qc1, qc2, qc3, qc4; |
| 546 | |
| 547 | uint8_t *p_bits = (uint8_t*) ff_aac_spectral_bits[cb-1]; |
| 548 | uint16_t *p_codes = (uint16_t*)ff_aac_spectral_codes[cb-1]; |
| 549 | |
| 550 | abs_pow34_v(s->scoefs, in, size); |
| 551 | scaled = s->scoefs; |
| 552 | for (i = 0; i < size; i += 4) { |
| 553 | int curidx, sign1, count1, sign2, count2; |
| 554 | int *in_int = (int *)&in[i]; |
| 555 | uint8_t v_bits; |
| 556 | unsigned int v_codes; |
| 557 | |
| 558 | qc1 = scaled[i ] * Q34 + 0.4054f; |
| 559 | qc2 = scaled[i+1] * Q34 + 0.4054f; |
| 560 | qc3 = scaled[i+2] * Q34 + 0.4054f; |
| 561 | qc4 = scaled[i+3] * Q34 + 0.4054f; |
| 562 | |
| 563 | __asm__ volatile ( |
| 564 | ".set push \n\t" |
| 565 | ".set noreorder \n\t" |
| 566 | |
| 567 | "ori $t4, $zero, 12 \n\t" |
| 568 | "ori %[sign1], $zero, 0 \n\t" |
| 569 | "ori %[sign2], $zero, 0 \n\t" |
| 570 | "slt $t0, $t4, %[qc1] \n\t" |
| 571 | "slt $t1, $t4, %[qc2] \n\t" |
| 572 | "slt $t2, $t4, %[qc3] \n\t" |
| 573 | "slt $t3, $t4, %[qc4] \n\t" |
| 574 | "movn %[qc1], $t4, $t0 \n\t" |
| 575 | "movn %[qc2], $t4, $t1 \n\t" |
| 576 | "movn %[qc3], $t4, $t2 \n\t" |
| 577 | "movn %[qc4], $t4, $t3 \n\t" |
| 578 | "lw $t0, 0(%[in_int]) \n\t" |
| 579 | "lw $t1, 4(%[in_int]) \n\t" |
| 580 | "lw $t2, 8(%[in_int]) \n\t" |
| 581 | "lw $t3, 12(%[in_int]) \n\t" |
| 582 | "slt $t0, $t0, $zero \n\t" |
| 583 | "movn %[sign1], $t0, %[qc1] \n\t" |
| 584 | "slt $t2, $t2, $zero \n\t" |
| 585 | "movn %[sign2], $t2, %[qc3] \n\t" |
| 586 | "slt $t1, $t1, $zero \n\t" |
| 587 | "sll $t0, %[sign1], 1 \n\t" |
| 588 | "or $t0, $t0, $t1 \n\t" |
| 589 | "movn %[sign1], $t0, %[qc2] \n\t" |
| 590 | "slt $t3, $t3, $zero \n\t" |
| 591 | "sll $t0, %[sign2], 1 \n\t" |
| 592 | "or $t0, $t0, $t3 \n\t" |
| 593 | "movn %[sign2], $t0, %[qc4] \n\t" |
| 594 | "slt %[count1], $zero, %[qc1] \n\t" |
| 595 | "slt $t1, $zero, %[qc2] \n\t" |
| 596 | "slt %[count2], $zero, %[qc3] \n\t" |
| 597 | "slt $t2, $zero, %[qc4] \n\t" |
| 598 | "addu %[count1], %[count1], $t1 \n\t" |
| 599 | "addu %[count2], %[count2], $t2 \n\t" |
| 600 | |
| 601 | ".set pop \n\t" |
| 602 | |
| 603 | : [qc1]"+r"(qc1), [qc2]"+r"(qc2), |
| 604 | [qc3]"+r"(qc3), [qc4]"+r"(qc4), |
| 605 | [sign1]"=&r"(sign1), [count1]"=&r"(count1), |
| 606 | [sign2]"=&r"(sign2), [count2]"=&r"(count2) |
| 607 | : [in_int]"r"(in_int) |
| 608 | : "t0", "t1", "t2", "t3", "t4", |
| 609 | "memory" |
| 610 | ); |
| 611 | |
| 612 | curidx = 13 * qc1; |
| 613 | curidx += qc2; |
| 614 | |
| 615 | v_codes = (p_codes[curidx] << count1) | sign1; |
| 616 | v_bits = p_bits[curidx] + count1; |
| 617 | put_bits(pb, v_bits, v_codes); |
| 618 | |
| 619 | curidx = 13 * qc3; |
| 620 | curidx += qc4; |
| 621 | |
| 622 | v_codes = (p_codes[curidx] << count2) | sign2; |
| 623 | v_bits = p_bits[curidx] + count2; |
| 624 | put_bits(pb, v_bits, v_codes); |
| 625 | } |
| 626 | } |
| 627 | |
| 628 | static void quantize_and_encode_band_cost_ESC_mips(struct AACEncContext *s, |
| 629 | PutBitContext *pb, const float *in, |
| 630 | const float *scaled, int size, int scale_idx, |
| 631 | int cb, const float lambda, const float uplim, |
| 632 | int *bits) |
| 633 | { |
| 634 | const float Q34 = ff_aac_pow34sf_tab[POW_SF2_ZERO - scale_idx + SCALE_ONE_POS - SCALE_DIV_512]; |
| 635 | int i; |
| 636 | int qc1, qc2, qc3, qc4; |
| 637 | |
| 638 | uint8_t *p_bits = (uint8_t* )ff_aac_spectral_bits[cb-1]; |
| 639 | uint16_t *p_codes = (uint16_t*)ff_aac_spectral_codes[cb-1]; |
| 640 | float *p_vectors = (float* )ff_aac_codebook_vectors[cb-1]; |
| 641 | |
| 642 | abs_pow34_v(s->scoefs, in, size); |
| 643 | scaled = s->scoefs; |
| 644 | |
| 645 | if (cb < 11) { |
| 646 | for (i = 0; i < size; i += 4) { |
| 647 | int curidx, curidx2, sign1, count1, sign2, count2; |
| 648 | int *in_int = (int *)&in[i]; |
| 649 | uint8_t v_bits; |
| 650 | unsigned int v_codes; |
| 651 | |
| 652 | qc1 = scaled[i ] * Q34 + 0.4054f; |
| 653 | qc2 = scaled[i+1] * Q34 + 0.4054f; |
| 654 | qc3 = scaled[i+2] * Q34 + 0.4054f; |
| 655 | qc4 = scaled[i+3] * Q34 + 0.4054f; |
| 656 | |
| 657 | __asm__ volatile ( |
| 658 | ".set push \n\t" |
| 659 | ".set noreorder \n\t" |
| 660 | |
| 661 | "ori $t4, $zero, 16 \n\t" |
| 662 | "ori %[sign1], $zero, 0 \n\t" |
| 663 | "ori %[sign2], $zero, 0 \n\t" |
| 664 | "slt $t0, $t4, %[qc1] \n\t" |
| 665 | "slt $t1, $t4, %[qc2] \n\t" |
| 666 | "slt $t2, $t4, %[qc3] \n\t" |
| 667 | "slt $t3, $t4, %[qc4] \n\t" |
| 668 | "movn %[qc1], $t4, $t0 \n\t" |
| 669 | "movn %[qc2], $t4, $t1 \n\t" |
| 670 | "movn %[qc3], $t4, $t2 \n\t" |
| 671 | "movn %[qc4], $t4, $t3 \n\t" |
| 672 | "lw $t0, 0(%[in_int]) \n\t" |
| 673 | "lw $t1, 4(%[in_int]) \n\t" |
| 674 | "lw $t2, 8(%[in_int]) \n\t" |
| 675 | "lw $t3, 12(%[in_int]) \n\t" |
| 676 | "slt $t0, $t0, $zero \n\t" |
| 677 | "movn %[sign1], $t0, %[qc1] \n\t" |
| 678 | "slt $t2, $t2, $zero \n\t" |
| 679 | "movn %[sign2], $t2, %[qc3] \n\t" |
| 680 | "slt $t1, $t1, $zero \n\t" |
| 681 | "sll $t0, %[sign1], 1 \n\t" |
| 682 | "or $t0, $t0, $t1 \n\t" |
| 683 | "movn %[sign1], $t0, %[qc2] \n\t" |
| 684 | "slt $t3, $t3, $zero \n\t" |
| 685 | "sll $t0, %[sign2], 1 \n\t" |
| 686 | "or $t0, $t0, $t3 \n\t" |
| 687 | "movn %[sign2], $t0, %[qc4] \n\t" |
| 688 | "slt %[count1], $zero, %[qc1] \n\t" |
| 689 | "slt $t1, $zero, %[qc2] \n\t" |
| 690 | "slt %[count2], $zero, %[qc3] \n\t" |
| 691 | "slt $t2, $zero, %[qc4] \n\t" |
| 692 | "addu %[count1], %[count1], $t1 \n\t" |
| 693 | "addu %[count2], %[count2], $t2 \n\t" |
| 694 | |
| 695 | ".set pop \n\t" |
| 696 | |
| 697 | : [qc1]"+r"(qc1), [qc2]"+r"(qc2), |
| 698 | [qc3]"+r"(qc3), [qc4]"+r"(qc4), |
| 699 | [sign1]"=&r"(sign1), [count1]"=&r"(count1), |
| 700 | [sign2]"=&r"(sign2), [count2]"=&r"(count2) |
| 701 | : [in_int]"r"(in_int) |
| 702 | : "t0", "t1", "t2", "t3", "t4", |
| 703 | "memory" |
| 704 | ); |
| 705 | |
| 706 | curidx = 17 * qc1; |
| 707 | curidx += qc2; |
| 708 | curidx2 = 17 * qc3; |
| 709 | curidx2 += qc4; |
| 710 | |
| 711 | v_codes = (p_codes[curidx] << count1) | sign1; |
| 712 | v_bits = p_bits[curidx] + count1; |
| 713 | put_bits(pb, v_bits, v_codes); |
| 714 | |
| 715 | v_codes = (p_codes[curidx2] << count2) | sign2; |
| 716 | v_bits = p_bits[curidx2] + count2; |
| 717 | put_bits(pb, v_bits, v_codes); |
| 718 | } |
| 719 | } else { |
| 720 | for (i = 0; i < size; i += 4) { |
| 721 | int curidx, curidx2, sign1, count1, sign2, count2; |
| 722 | int *in_int = (int *)&in[i]; |
| 723 | uint8_t v_bits; |
| 724 | unsigned int v_codes; |
| 725 | int c1, c2, c3, c4; |
| 726 | |
| 727 | qc1 = scaled[i ] * Q34 + 0.4054f; |
| 728 | qc2 = scaled[i+1] * Q34 + 0.4054f; |
| 729 | qc3 = scaled[i+2] * Q34 + 0.4054f; |
| 730 | qc4 = scaled[i+3] * Q34 + 0.4054f; |
| 731 | |
| 732 | __asm__ volatile ( |
| 733 | ".set push \n\t" |
| 734 | ".set noreorder \n\t" |
| 735 | |
| 736 | "ori $t4, $zero, 16 \n\t" |
| 737 | "ori %[sign1], $zero, 0 \n\t" |
| 738 | "ori %[sign2], $zero, 0 \n\t" |
| 739 | "shll_s.w %[c1], %[qc1], 18 \n\t" |
| 740 | "shll_s.w %[c2], %[qc2], 18 \n\t" |
| 741 | "shll_s.w %[c3], %[qc3], 18 \n\t" |
| 742 | "shll_s.w %[c4], %[qc4], 18 \n\t" |
| 743 | "srl %[c1], %[c1], 18 \n\t" |
| 744 | "srl %[c2], %[c2], 18 \n\t" |
| 745 | "srl %[c3], %[c3], 18 \n\t" |
| 746 | "srl %[c4], %[c4], 18 \n\t" |
| 747 | "slt $t0, $t4, %[qc1] \n\t" |
| 748 | "slt $t1, $t4, %[qc2] \n\t" |
| 749 | "slt $t2, $t4, %[qc3] \n\t" |
| 750 | "slt $t3, $t4, %[qc4] \n\t" |
| 751 | "movn %[qc1], $t4, $t0 \n\t" |
| 752 | "movn %[qc2], $t4, $t1 \n\t" |
| 753 | "movn %[qc3], $t4, $t2 \n\t" |
| 754 | "movn %[qc4], $t4, $t3 \n\t" |
| 755 | "lw $t0, 0(%[in_int]) \n\t" |
| 756 | "lw $t1, 4(%[in_int]) \n\t" |
| 757 | "lw $t2, 8(%[in_int]) \n\t" |
| 758 | "lw $t3, 12(%[in_int]) \n\t" |
| 759 | "slt $t0, $t0, $zero \n\t" |
| 760 | "movn %[sign1], $t0, %[qc1] \n\t" |
| 761 | "slt $t2, $t2, $zero \n\t" |
| 762 | "movn %[sign2], $t2, %[qc3] \n\t" |
| 763 | "slt $t1, $t1, $zero \n\t" |
| 764 | "sll $t0, %[sign1], 1 \n\t" |
| 765 | "or $t0, $t0, $t1 \n\t" |
| 766 | "movn %[sign1], $t0, %[qc2] \n\t" |
| 767 | "slt $t3, $t3, $zero \n\t" |
| 768 | "sll $t0, %[sign2], 1 \n\t" |
| 769 | "or $t0, $t0, $t3 \n\t" |
| 770 | "movn %[sign2], $t0, %[qc4] \n\t" |
| 771 | "slt %[count1], $zero, %[qc1] \n\t" |
| 772 | "slt $t1, $zero, %[qc2] \n\t" |
| 773 | "slt %[count2], $zero, %[qc3] \n\t" |
| 774 | "slt $t2, $zero, %[qc4] \n\t" |
| 775 | "addu %[count1], %[count1], $t1 \n\t" |
| 776 | "addu %[count2], %[count2], $t2 \n\t" |
| 777 | |
| 778 | ".set pop \n\t" |
| 779 | |
| 780 | : [qc1]"+r"(qc1), [qc2]"+r"(qc2), |
| 781 | [qc3]"+r"(qc3), [qc4]"+r"(qc4), |
| 782 | [sign1]"=&r"(sign1), [count1]"=&r"(count1), |
| 783 | [sign2]"=&r"(sign2), [count2]"=&r"(count2), |
| 784 | [c1]"=&r"(c1), [c2]"=&r"(c2), |
| 785 | [c3]"=&r"(c3), [c4]"=&r"(c4) |
| 786 | : [in_int]"r"(in_int) |
| 787 | : "t0", "t1", "t2", "t3", "t4", |
| 788 | "memory" |
| 789 | ); |
| 790 | |
| 791 | curidx = 17 * qc1; |
| 792 | curidx += qc2; |
| 793 | |
| 794 | curidx2 = 17 * qc3; |
| 795 | curidx2 += qc4; |
| 796 | |
| 797 | v_codes = (p_codes[curidx] << count1) | sign1; |
| 798 | v_bits = p_bits[curidx] + count1; |
| 799 | put_bits(pb, v_bits, v_codes); |
| 800 | |
| 801 | if (p_vectors[curidx*2 ] == 64.0f) { |
| 802 | int len = av_log2(c1); |
| 803 | v_codes = (((1 << (len - 3)) - 2) << len) | (c1 & ((1 << len) - 1)); |
| 804 | put_bits(pb, len * 2 - 3, v_codes); |
| 805 | } |
| 806 | if (p_vectors[curidx*2+1] == 64.0f) { |
| 807 | int len = av_log2(c2); |
| 808 | v_codes = (((1 << (len - 3)) - 2) << len) | (c2 & ((1 << len) - 1)); |
| 809 | put_bits(pb, len*2-3, v_codes); |
| 810 | } |
| 811 | |
| 812 | v_codes = (p_codes[curidx2] << count2) | sign2; |
| 813 | v_bits = p_bits[curidx2] + count2; |
| 814 | put_bits(pb, v_bits, v_codes); |
| 815 | |
| 816 | if (p_vectors[curidx2*2 ] == 64.0f) { |
| 817 | int len = av_log2(c3); |
| 818 | v_codes = (((1 << (len - 3)) - 2) << len) | (c3 & ((1 << len) - 1)); |
| 819 | put_bits(pb, len* 2 - 3, v_codes); |
| 820 | } |
| 821 | if (p_vectors[curidx2*2+1] == 64.0f) { |
| 822 | int len = av_log2(c4); |
| 823 | v_codes = (((1 << (len - 3)) - 2) << len) | (c4 & ((1 << len) - 1)); |
| 824 | put_bits(pb, len * 2 - 3, v_codes); |
| 825 | } |
| 826 | } |
| 827 | } |
| 828 | } |
| 829 | |
| 830 | static void (*const quantize_and_encode_band_cost_arr[])(struct AACEncContext *s, |
| 831 | PutBitContext *pb, const float *in, |
| 832 | const float *scaled, int size, int scale_idx, |
| 833 | int cb, const float lambda, const float uplim, |
| 834 | int *bits) = { |
| 835 | NULL, |
| 836 | quantize_and_encode_band_cost_SQUAD_mips, |
| 837 | quantize_and_encode_band_cost_SQUAD_mips, |
| 838 | quantize_and_encode_band_cost_UQUAD_mips, |
| 839 | quantize_and_encode_band_cost_UQUAD_mips, |
| 840 | quantize_and_encode_band_cost_SPAIR_mips, |
| 841 | quantize_and_encode_band_cost_SPAIR_mips, |
| 842 | quantize_and_encode_band_cost_UPAIR7_mips, |
| 843 | quantize_and_encode_band_cost_UPAIR7_mips, |
| 844 | quantize_and_encode_band_cost_UPAIR12_mips, |
| 845 | quantize_and_encode_band_cost_UPAIR12_mips, |
| 846 | quantize_and_encode_band_cost_ESC_mips, |
| 847 | }; |
| 848 | |
| 849 | #define quantize_and_encode_band_cost( \ |
| 850 | s, pb, in, scaled, size, scale_idx, cb, \ |
| 851 | lambda, uplim, bits) \ |
| 852 | quantize_and_encode_band_cost_arr[cb]( \ |
| 853 | s, pb, in, scaled, size, scale_idx, cb, \ |
| 854 | lambda, uplim, bits) |
| 855 | |
| 856 | static void quantize_and_encode_band_mips(struct AACEncContext *s, PutBitContext *pb, |
| 857 | const float *in, int size, int scale_idx, |
| 858 | int cb, const float lambda) |
| 859 | { |
| 860 | quantize_and_encode_band_cost(s, pb, in, NULL, size, scale_idx, cb, lambda, |
| 861 | INFINITY, NULL); |
| 862 | } |
| 863 | |
| 864 | /** |
| 865 | * Functions developed from template function and optimized for getting the number of bits |
| 866 | */ |
| 867 | static float get_band_numbits_ZERO_mips(struct AACEncContext *s, |
| 868 | PutBitContext *pb, const float *in, |
| 869 | const float *scaled, int size, int scale_idx, |
| 870 | int cb, const float lambda, const float uplim, |
| 871 | int *bits) |
| 872 | { |
| 873 | return 0; |
| 874 | } |
| 875 | |
| 876 | static float get_band_numbits_SQUAD_mips(struct AACEncContext *s, |
| 877 | PutBitContext *pb, const float *in, |
| 878 | const float *scaled, int size, int scale_idx, |
| 879 | int cb, const float lambda, const float uplim, |
| 880 | int *bits) |
| 881 | { |
| 882 | const float Q34 = ff_aac_pow34sf_tab[POW_SF2_ZERO - scale_idx + SCALE_ONE_POS - SCALE_DIV_512]; |
| 883 | int i; |
| 884 | int qc1, qc2, qc3, qc4; |
| 885 | int curbits = 0; |
| 886 | |
| 887 | uint8_t *p_bits = (uint8_t *)ff_aac_spectral_bits[cb-1]; |
| 888 | |
| 889 | for (i = 0; i < size; i += 4) { |
| 890 | int curidx; |
| 891 | int *in_int = (int *)&in[i]; |
| 892 | |
| 893 | qc1 = scaled[i ] * Q34 + 0.4054f; |
| 894 | qc2 = scaled[i+1] * Q34 + 0.4054f; |
| 895 | qc3 = scaled[i+2] * Q34 + 0.4054f; |
| 896 | qc4 = scaled[i+3] * Q34 + 0.4054f; |
| 897 | |
| 898 | __asm__ volatile ( |
| 899 | ".set push \n\t" |
| 900 | ".set noreorder \n\t" |
| 901 | |
| 902 | "slt %[qc1], $zero, %[qc1] \n\t" |
| 903 | "slt %[qc2], $zero, %[qc2] \n\t" |
| 904 | "slt %[qc3], $zero, %[qc3] \n\t" |
| 905 | "slt %[qc4], $zero, %[qc4] \n\t" |
| 906 | "lw $t0, 0(%[in_int]) \n\t" |
| 907 | "lw $t1, 4(%[in_int]) \n\t" |
| 908 | "lw $t2, 8(%[in_int]) \n\t" |
| 909 | "lw $t3, 12(%[in_int]) \n\t" |
| 910 | "srl $t0, $t0, 31 \n\t" |
| 911 | "srl $t1, $t1, 31 \n\t" |
| 912 | "srl $t2, $t2, 31 \n\t" |
| 913 | "srl $t3, $t3, 31 \n\t" |
| 914 | "subu $t4, $zero, %[qc1] \n\t" |
| 915 | "subu $t5, $zero, %[qc2] \n\t" |
| 916 | "subu $t6, $zero, %[qc3] \n\t" |
| 917 | "subu $t7, $zero, %[qc4] \n\t" |
| 918 | "movn %[qc1], $t4, $t0 \n\t" |
| 919 | "movn %[qc2], $t5, $t1 \n\t" |
| 920 | "movn %[qc3], $t6, $t2 \n\t" |
| 921 | "movn %[qc4], $t7, $t3 \n\t" |
| 922 | |
| 923 | ".set pop \n\t" |
| 924 | |
| 925 | : [qc1]"+r"(qc1), [qc2]"+r"(qc2), |
| 926 | [qc3]"+r"(qc3), [qc4]"+r"(qc4) |
| 927 | : [in_int]"r"(in_int) |
| 928 | : "t0", "t1", "t2", "t3", |
| 929 | "t4", "t5", "t6", "t7", |
| 930 | "memory" |
| 931 | ); |
| 932 | |
| 933 | curidx = qc1; |
| 934 | curidx *= 3; |
| 935 | curidx += qc2; |
| 936 | curidx *= 3; |
| 937 | curidx += qc3; |
| 938 | curidx *= 3; |
| 939 | curidx += qc4; |
| 940 | curidx += 40; |
| 941 | |
| 942 | curbits += p_bits[curidx]; |
| 943 | } |
| 944 | return curbits; |
| 945 | } |
| 946 | |
| 947 | static float get_band_numbits_UQUAD_mips(struct AACEncContext *s, |
| 948 | PutBitContext *pb, const float *in, |
| 949 | const float *scaled, int size, int scale_idx, |
| 950 | int cb, const float lambda, const float uplim, |
| 951 | int *bits) |
| 952 | { |
| 953 | const float Q34 = ff_aac_pow34sf_tab[POW_SF2_ZERO - scale_idx + SCALE_ONE_POS - SCALE_DIV_512]; |
| 954 | int i; |
| 955 | int curbits = 0; |
| 956 | int qc1, qc2, qc3, qc4; |
| 957 | |
| 958 | uint8_t *p_bits = (uint8_t *)ff_aac_spectral_bits[cb-1]; |
| 959 | |
| 960 | for (i = 0; i < size; i += 4) { |
| 961 | int curidx; |
| 962 | |
| 963 | qc1 = scaled[i ] * Q34 + 0.4054f; |
| 964 | qc2 = scaled[i+1] * Q34 + 0.4054f; |
| 965 | qc3 = scaled[i+2] * Q34 + 0.4054f; |
| 966 | qc4 = scaled[i+3] * Q34 + 0.4054f; |
| 967 | |
| 968 | __asm__ volatile ( |
| 969 | ".set push \n\t" |
| 970 | ".set noreorder \n\t" |
| 971 | |
| 972 | "ori $t4, $zero, 2 \n\t" |
| 973 | "slt $t0, $t4, %[qc1] \n\t" |
| 974 | "slt $t1, $t4, %[qc2] \n\t" |
| 975 | "slt $t2, $t4, %[qc3] \n\t" |
| 976 | "slt $t3, $t4, %[qc4] \n\t" |
| 977 | "movn %[qc1], $t4, $t0 \n\t" |
| 978 | "movn %[qc2], $t4, $t1 \n\t" |
| 979 | "movn %[qc3], $t4, $t2 \n\t" |
| 980 | "movn %[qc4], $t4, $t3 \n\t" |
| 981 | |
| 982 | ".set pop \n\t" |
| 983 | |
| 984 | : [qc1]"+r"(qc1), [qc2]"+r"(qc2), |
| 985 | [qc3]"+r"(qc3), [qc4]"+r"(qc4) |
| 986 | : |
| 987 | : "t0", "t1", "t2", "t3", "t4" |
| 988 | ); |
| 989 | |
| 990 | curidx = qc1; |
| 991 | curidx *= 3; |
| 992 | curidx += qc2; |
| 993 | curidx *= 3; |
| 994 | curidx += qc3; |
| 995 | curidx *= 3; |
| 996 | curidx += qc4; |
| 997 | |
| 998 | curbits += p_bits[curidx]; |
| 999 | curbits += uquad_sign_bits[curidx]; |
| 1000 | } |
| 1001 | return curbits; |
| 1002 | } |
| 1003 | |
| 1004 | static float get_band_numbits_SPAIR_mips(struct AACEncContext *s, |
| 1005 | PutBitContext *pb, const float *in, |
| 1006 | const float *scaled, int size, int scale_idx, |
| 1007 | int cb, const float lambda, const float uplim, |
| 1008 | int *bits) |
| 1009 | { |
| 1010 | const float Q34 = ff_aac_pow34sf_tab[POW_SF2_ZERO - scale_idx + SCALE_ONE_POS - SCALE_DIV_512]; |
| 1011 | int i; |
| 1012 | int qc1, qc2, qc3, qc4; |
| 1013 | int curbits = 0; |
| 1014 | |
| 1015 | uint8_t *p_bits = (uint8_t*)ff_aac_spectral_bits[cb-1]; |
| 1016 | |
| 1017 | for (i = 0; i < size; i += 4) { |
| 1018 | int curidx, curidx2; |
| 1019 | int *in_int = (int *)&in[i]; |
| 1020 | |
| 1021 | qc1 = scaled[i ] * Q34 + 0.4054f; |
| 1022 | qc2 = scaled[i+1] * Q34 + 0.4054f; |
| 1023 | qc3 = scaled[i+2] * Q34 + 0.4054f; |
| 1024 | qc4 = scaled[i+3] * Q34 + 0.4054f; |
| 1025 | |
| 1026 | __asm__ volatile ( |
| 1027 | ".set push \n\t" |
| 1028 | ".set noreorder \n\t" |
| 1029 | |
| 1030 | "ori $t4, $zero, 4 \n\t" |
| 1031 | "slt $t0, $t4, %[qc1] \n\t" |
| 1032 | "slt $t1, $t4, %[qc2] \n\t" |
| 1033 | "slt $t2, $t4, %[qc3] \n\t" |
| 1034 | "slt $t3, $t4, %[qc4] \n\t" |
| 1035 | "movn %[qc1], $t4, $t0 \n\t" |
| 1036 | "movn %[qc2], $t4, $t1 \n\t" |
| 1037 | "movn %[qc3], $t4, $t2 \n\t" |
| 1038 | "movn %[qc4], $t4, $t3 \n\t" |
| 1039 | "lw $t0, 0(%[in_int]) \n\t" |
| 1040 | "lw $t1, 4(%[in_int]) \n\t" |
| 1041 | "lw $t2, 8(%[in_int]) \n\t" |
| 1042 | "lw $t3, 12(%[in_int]) \n\t" |
| 1043 | "srl $t0, $t0, 31 \n\t" |
| 1044 | "srl $t1, $t1, 31 \n\t" |
| 1045 | "srl $t2, $t2, 31 \n\t" |
| 1046 | "srl $t3, $t3, 31 \n\t" |
| 1047 | "subu $t4, $zero, %[qc1] \n\t" |
| 1048 | "subu $t5, $zero, %[qc2] \n\t" |
| 1049 | "subu $t6, $zero, %[qc3] \n\t" |
| 1050 | "subu $t7, $zero, %[qc4] \n\t" |
| 1051 | "movn %[qc1], $t4, $t0 \n\t" |
| 1052 | "movn %[qc2], $t5, $t1 \n\t" |
| 1053 | "movn %[qc3], $t6, $t2 \n\t" |
| 1054 | "movn %[qc4], $t7, $t3 \n\t" |
| 1055 | |
| 1056 | ".set pop \n\t" |
| 1057 | |
| 1058 | : [qc1]"+r"(qc1), [qc2]"+r"(qc2), |
| 1059 | [qc3]"+r"(qc3), [qc4]"+r"(qc4) |
| 1060 | : [in_int]"r"(in_int) |
| 1061 | : "t0", "t1", "t2", "t3", |
| 1062 | "t4", "t5", "t6", "t7", |
| 1063 | "memory" |
| 1064 | ); |
| 1065 | |
| 1066 | curidx = 9 * qc1; |
| 1067 | curidx += qc2 + 40; |
| 1068 | |
| 1069 | curidx2 = 9 * qc3; |
| 1070 | curidx2 += qc4 + 40; |
| 1071 | |
| 1072 | curbits += p_bits[curidx] + p_bits[curidx2]; |
| 1073 | } |
| 1074 | return curbits; |
| 1075 | } |
| 1076 | |
| 1077 | static float get_band_numbits_UPAIR7_mips(struct AACEncContext *s, |
| 1078 | PutBitContext *pb, const float *in, |
| 1079 | const float *scaled, int size, int scale_idx, |
| 1080 | int cb, const float lambda, const float uplim, |
| 1081 | int *bits) |
| 1082 | { |
| 1083 | const float Q34 = ff_aac_pow34sf_tab[POW_SF2_ZERO - scale_idx + SCALE_ONE_POS - SCALE_DIV_512]; |
| 1084 | int i; |
| 1085 | int qc1, qc2, qc3, qc4; |
| 1086 | int curbits = 0; |
| 1087 | |
| 1088 | uint8_t *p_bits = (uint8_t *)ff_aac_spectral_bits[cb-1]; |
| 1089 | |
| 1090 | for (i = 0; i < size; i += 4) { |
| 1091 | int curidx, curidx2; |
| 1092 | |
| 1093 | qc1 = scaled[i ] * Q34 + 0.4054f; |
| 1094 | qc2 = scaled[i+1] * Q34 + 0.4054f; |
| 1095 | qc3 = scaled[i+2] * Q34 + 0.4054f; |
| 1096 | qc4 = scaled[i+3] * Q34 + 0.4054f; |
| 1097 | |
| 1098 | __asm__ volatile ( |
| 1099 | ".set push \n\t" |
| 1100 | ".set noreorder \n\t" |
| 1101 | |
| 1102 | "ori $t4, $zero, 7 \n\t" |
| 1103 | "slt $t0, $t4, %[qc1] \n\t" |
| 1104 | "slt $t1, $t4, %[qc2] \n\t" |
| 1105 | "slt $t2, $t4, %[qc3] \n\t" |
| 1106 | "slt $t3, $t4, %[qc4] \n\t" |
| 1107 | "movn %[qc1], $t4, $t0 \n\t" |
| 1108 | "movn %[qc2], $t4, $t1 \n\t" |
| 1109 | "movn %[qc3], $t4, $t2 \n\t" |
| 1110 | "movn %[qc4], $t4, $t3 \n\t" |
| 1111 | |
| 1112 | ".set pop \n\t" |
| 1113 | |
| 1114 | : [qc1]"+r"(qc1), [qc2]"+r"(qc2), |
| 1115 | [qc3]"+r"(qc3), [qc4]"+r"(qc4) |
| 1116 | : |
| 1117 | : "t0", "t1", "t2", "t3", "t4" |
| 1118 | ); |
| 1119 | |
| 1120 | curidx = 8 * qc1; |
| 1121 | curidx += qc2; |
| 1122 | |
| 1123 | curidx2 = 8 * qc3; |
| 1124 | curidx2 += qc4; |
| 1125 | |
| 1126 | curbits += p_bits[curidx] + |
| 1127 | upair7_sign_bits[curidx] + |
| 1128 | p_bits[curidx2] + |
| 1129 | upair7_sign_bits[curidx2]; |
| 1130 | } |
| 1131 | return curbits; |
| 1132 | } |
| 1133 | |
| 1134 | static float get_band_numbits_UPAIR12_mips(struct AACEncContext *s, |
| 1135 | PutBitContext *pb, const float *in, |
| 1136 | const float *scaled, int size, int scale_idx, |
| 1137 | int cb, const float lambda, const float uplim, |
| 1138 | int *bits) |
| 1139 | { |
| 1140 | const float Q34 = ff_aac_pow34sf_tab[POW_SF2_ZERO - scale_idx + SCALE_ONE_POS - SCALE_DIV_512]; |
| 1141 | int i; |
| 1142 | int qc1, qc2, qc3, qc4; |
| 1143 | int curbits = 0; |
| 1144 | |
| 1145 | uint8_t *p_bits = (uint8_t *)ff_aac_spectral_bits[cb-1]; |
| 1146 | |
| 1147 | for (i = 0; i < size; i += 4) { |
| 1148 | int curidx, curidx2; |
| 1149 | |
| 1150 | qc1 = scaled[i ] * Q34 + 0.4054f; |
| 1151 | qc2 = scaled[i+1] * Q34 + 0.4054f; |
| 1152 | qc3 = scaled[i+2] * Q34 + 0.4054f; |
| 1153 | qc4 = scaled[i+3] * Q34 + 0.4054f; |
| 1154 | |
| 1155 | __asm__ volatile ( |
| 1156 | ".set push \n\t" |
| 1157 | ".set noreorder \n\t" |
| 1158 | |
| 1159 | "ori $t4, $zero, 12 \n\t" |
| 1160 | "slt $t0, $t4, %[qc1] \n\t" |
| 1161 | "slt $t1, $t4, %[qc2] \n\t" |
| 1162 | "slt $t2, $t4, %[qc3] \n\t" |
| 1163 | "slt $t3, $t4, %[qc4] \n\t" |
| 1164 | "movn %[qc1], $t4, $t0 \n\t" |
| 1165 | "movn %[qc2], $t4, $t1 \n\t" |
| 1166 | "movn %[qc3], $t4, $t2 \n\t" |
| 1167 | "movn %[qc4], $t4, $t3 \n\t" |
| 1168 | |
| 1169 | ".set pop \n\t" |
| 1170 | |
| 1171 | : [qc1]"+r"(qc1), [qc2]"+r"(qc2), |
| 1172 | [qc3]"+r"(qc3), [qc4]"+r"(qc4) |
| 1173 | : |
| 1174 | : "t0", "t1", "t2", "t3", "t4" |
| 1175 | ); |
| 1176 | |
| 1177 | curidx = 13 * qc1; |
| 1178 | curidx += qc2; |
| 1179 | |
| 1180 | curidx2 = 13 * qc3; |
| 1181 | curidx2 += qc4; |
| 1182 | |
| 1183 | curbits += p_bits[curidx] + |
| 1184 | p_bits[curidx2] + |
| 1185 | upair12_sign_bits[curidx] + |
| 1186 | upair12_sign_bits[curidx2]; |
| 1187 | } |
| 1188 | return curbits; |
| 1189 | } |
| 1190 | |
| 1191 | static float get_band_numbits_ESC_mips(struct AACEncContext *s, |
| 1192 | PutBitContext *pb, const float *in, |
| 1193 | const float *scaled, int size, int scale_idx, |
| 1194 | int cb, const float lambda, const float uplim, |
| 1195 | int *bits) |
| 1196 | { |
| 1197 | const float Q34 = ff_aac_pow34sf_tab[POW_SF2_ZERO - scale_idx + SCALE_ONE_POS - SCALE_DIV_512]; |
| 1198 | int i; |
| 1199 | int qc1, qc2, qc3, qc4; |
| 1200 | int curbits = 0; |
| 1201 | |
| 1202 | uint8_t *p_bits = (uint8_t*)ff_aac_spectral_bits[cb-1]; |
| 1203 | |
| 1204 | for (i = 0; i < size; i += 4) { |
| 1205 | int curidx, curidx2; |
| 1206 | int cond0, cond1, cond2, cond3; |
| 1207 | int c1, c2, c3, c4; |
| 1208 | |
| 1209 | qc1 = scaled[i ] * Q34 + 0.4054f; |
| 1210 | qc2 = scaled[i+1] * Q34 + 0.4054f; |
| 1211 | qc3 = scaled[i+2] * Q34 + 0.4054f; |
| 1212 | qc4 = scaled[i+3] * Q34 + 0.4054f; |
| 1213 | |
| 1214 | __asm__ volatile ( |
| 1215 | ".set push \n\t" |
| 1216 | ".set noreorder \n\t" |
| 1217 | |
| 1218 | "ori $t4, $zero, 15 \n\t" |
| 1219 | "ori $t5, $zero, 16 \n\t" |
| 1220 | "shll_s.w %[c1], %[qc1], 18 \n\t" |
| 1221 | "shll_s.w %[c2], %[qc2], 18 \n\t" |
| 1222 | "shll_s.w %[c3], %[qc3], 18 \n\t" |
| 1223 | "shll_s.w %[c4], %[qc4], 18 \n\t" |
| 1224 | "srl %[c1], %[c1], 18 \n\t" |
| 1225 | "srl %[c2], %[c2], 18 \n\t" |
| 1226 | "srl %[c3], %[c3], 18 \n\t" |
| 1227 | "srl %[c4], %[c4], 18 \n\t" |
| 1228 | "slt %[cond0], $t4, %[qc1] \n\t" |
| 1229 | "slt %[cond1], $t4, %[qc2] \n\t" |
| 1230 | "slt %[cond2], $t4, %[qc3] \n\t" |
| 1231 | "slt %[cond3], $t4, %[qc4] \n\t" |
| 1232 | "movn %[qc1], $t5, %[cond0] \n\t" |
| 1233 | "movn %[qc2], $t5, %[cond1] \n\t" |
| 1234 | "movn %[qc3], $t5, %[cond2] \n\t" |
| 1235 | "movn %[qc4], $t5, %[cond3] \n\t" |
| 1236 | "ori $t5, $zero, 31 \n\t" |
| 1237 | "clz %[c1], %[c1] \n\t" |
| 1238 | "clz %[c2], %[c2] \n\t" |
| 1239 | "clz %[c3], %[c3] \n\t" |
| 1240 | "clz %[c4], %[c4] \n\t" |
| 1241 | "subu %[c1], $t5, %[c1] \n\t" |
| 1242 | "subu %[c2], $t5, %[c2] \n\t" |
| 1243 | "subu %[c3], $t5, %[c3] \n\t" |
| 1244 | "subu %[c4], $t5, %[c4] \n\t" |
| 1245 | "sll %[c1], %[c1], 1 \n\t" |
| 1246 | "sll %[c2], %[c2], 1 \n\t" |
| 1247 | "sll %[c3], %[c3], 1 \n\t" |
| 1248 | "sll %[c4], %[c4], 1 \n\t" |
| 1249 | "addiu %[c1], %[c1], -3 \n\t" |
| 1250 | "addiu %[c2], %[c2], -3 \n\t" |
| 1251 | "addiu %[c3], %[c3], -3 \n\t" |
| 1252 | "addiu %[c4], %[c4], -3 \n\t" |
| 1253 | "subu %[cond0], $zero, %[cond0] \n\t" |
| 1254 | "subu %[cond1], $zero, %[cond1] \n\t" |
| 1255 | "subu %[cond2], $zero, %[cond2] \n\t" |
| 1256 | "subu %[cond3], $zero, %[cond3] \n\t" |
| 1257 | "and %[c1], %[c1], %[cond0] \n\t" |
| 1258 | "and %[c2], %[c2], %[cond1] \n\t" |
| 1259 | "and %[c3], %[c3], %[cond2] \n\t" |
| 1260 | "and %[c4], %[c4], %[cond3] \n\t" |
| 1261 | |
| 1262 | ".set pop \n\t" |
| 1263 | |
| 1264 | : [qc1]"+r"(qc1), [qc2]"+r"(qc2), |
| 1265 | [qc3]"+r"(qc3), [qc4]"+r"(qc4), |
| 1266 | [cond0]"=&r"(cond0), [cond1]"=&r"(cond1), |
| 1267 | [cond2]"=&r"(cond2), [cond3]"=&r"(cond3), |
| 1268 | [c1]"=&r"(c1), [c2]"=&r"(c2), |
| 1269 | [c3]"=&r"(c3), [c4]"=&r"(c4) |
| 1270 | : |
| 1271 | : "t4", "t5" |
| 1272 | ); |
| 1273 | |
| 1274 | curidx = 17 * qc1; |
| 1275 | curidx += qc2; |
| 1276 | |
| 1277 | curidx2 = 17 * qc3; |
| 1278 | curidx2 += qc4; |
| 1279 | |
| 1280 | curbits += p_bits[curidx]; |
| 1281 | curbits += esc_sign_bits[curidx]; |
| 1282 | curbits += p_bits[curidx2]; |
| 1283 | curbits += esc_sign_bits[curidx2]; |
| 1284 | |
| 1285 | curbits += c1; |
| 1286 | curbits += c2; |
| 1287 | curbits += c3; |
| 1288 | curbits += c4; |
| 1289 | } |
| 1290 | return curbits; |
| 1291 | } |
| 1292 | |
| 1293 | static float (*const get_band_numbits_arr[])(struct AACEncContext *s, |
| 1294 | PutBitContext *pb, const float *in, |
| 1295 | const float *scaled, int size, int scale_idx, |
| 1296 | int cb, const float lambda, const float uplim, |
| 1297 | int *bits) = { |
| 1298 | get_band_numbits_ZERO_mips, |
| 1299 | get_band_numbits_SQUAD_mips, |
| 1300 | get_band_numbits_SQUAD_mips, |
| 1301 | get_band_numbits_UQUAD_mips, |
| 1302 | get_band_numbits_UQUAD_mips, |
| 1303 | get_band_numbits_SPAIR_mips, |
| 1304 | get_band_numbits_SPAIR_mips, |
| 1305 | get_band_numbits_UPAIR7_mips, |
| 1306 | get_band_numbits_UPAIR7_mips, |
| 1307 | get_band_numbits_UPAIR12_mips, |
| 1308 | get_band_numbits_UPAIR12_mips, |
| 1309 | get_band_numbits_ESC_mips, |
| 1310 | }; |
| 1311 | |
| 1312 | #define get_band_numbits( \ |
| 1313 | s, pb, in, scaled, size, scale_idx, cb, \ |
| 1314 | lambda, uplim, bits) \ |
| 1315 | get_band_numbits_arr[cb]( \ |
| 1316 | s, pb, in, scaled, size, scale_idx, cb, \ |
| 1317 | lambda, uplim, bits) |
| 1318 | |
| 1319 | static float quantize_band_cost_bits(struct AACEncContext *s, const float *in, |
| 1320 | const float *scaled, int size, int scale_idx, |
| 1321 | int cb, const float lambda, const float uplim, |
| 1322 | int *bits) |
| 1323 | { |
| 1324 | return get_band_numbits(s, NULL, in, scaled, size, scale_idx, cb, lambda, uplim, bits); |
| 1325 | } |
| 1326 | |
| 1327 | /** |
| 1328 | * Functions developed from template function and optimized for getting the band cost |
| 1329 | */ |
| 1330 | #if HAVE_MIPSFPU |
| 1331 | static float get_band_cost_ZERO_mips(struct AACEncContext *s, |
| 1332 | PutBitContext *pb, const float *in, |
| 1333 | const float *scaled, int size, int scale_idx, |
| 1334 | int cb, const float lambda, const float uplim, |
| 1335 | int *bits) |
| 1336 | { |
| 1337 | int i; |
| 1338 | float cost = 0; |
| 1339 | |
| 1340 | for (i = 0; i < size; i += 4) { |
| 1341 | cost += in[i ] * in[i ]; |
| 1342 | cost += in[i+1] * in[i+1]; |
| 1343 | cost += in[i+2] * in[i+2]; |
| 1344 | cost += in[i+3] * in[i+3]; |
| 1345 | } |
| 1346 | if (bits) |
| 1347 | *bits = 0; |
| 1348 | return cost * lambda; |
| 1349 | } |
| 1350 | |
| 1351 | static float get_band_cost_SQUAD_mips(struct AACEncContext *s, |
| 1352 | PutBitContext *pb, const float *in, |
| 1353 | const float *scaled, int size, int scale_idx, |
| 1354 | int cb, const float lambda, const float uplim, |
| 1355 | int *bits) |
| 1356 | { |
| 1357 | const float Q34 = ff_aac_pow34sf_tab[POW_SF2_ZERO - scale_idx + SCALE_ONE_POS - SCALE_DIV_512]; |
| 1358 | const float IQ = ff_aac_pow2sf_tab [POW_SF2_ZERO + scale_idx - SCALE_ONE_POS + SCALE_DIV_512]; |
| 1359 | int i; |
| 1360 | float cost = 0; |
| 1361 | int qc1, qc2, qc3, qc4; |
| 1362 | int curbits = 0; |
| 1363 | |
| 1364 | uint8_t *p_bits = (uint8_t *)ff_aac_spectral_bits[cb-1]; |
| 1365 | float *p_codes = (float *)ff_aac_codebook_vectors[cb-1]; |
| 1366 | |
| 1367 | for (i = 0; i < size; i += 4) { |
| 1368 | const float *vec; |
| 1369 | int curidx; |
| 1370 | int *in_int = (int *)&in[i]; |
| 1371 | float *in_pos = (float *)&in[i]; |
| 1372 | float di0, di1, di2, di3; |
| 1373 | |
| 1374 | qc1 = scaled[i ] * Q34 + 0.4054f; |
| 1375 | qc2 = scaled[i+1] * Q34 + 0.4054f; |
| 1376 | qc3 = scaled[i+2] * Q34 + 0.4054f; |
| 1377 | qc4 = scaled[i+3] * Q34 + 0.4054f; |
| 1378 | |
| 1379 | __asm__ volatile ( |
| 1380 | ".set push \n\t" |
| 1381 | ".set noreorder \n\t" |
| 1382 | |
| 1383 | "slt %[qc1], $zero, %[qc1] \n\t" |
| 1384 | "slt %[qc2], $zero, %[qc2] \n\t" |
| 1385 | "slt %[qc3], $zero, %[qc3] \n\t" |
| 1386 | "slt %[qc4], $zero, %[qc4] \n\t" |
| 1387 | "lw $t0, 0(%[in_int]) \n\t" |
| 1388 | "lw $t1, 4(%[in_int]) \n\t" |
| 1389 | "lw $t2, 8(%[in_int]) \n\t" |
| 1390 | "lw $t3, 12(%[in_int]) \n\t" |
| 1391 | "srl $t0, $t0, 31 \n\t" |
| 1392 | "srl $t1, $t1, 31 \n\t" |
| 1393 | "srl $t2, $t2, 31 \n\t" |
| 1394 | "srl $t3, $t3, 31 \n\t" |
| 1395 | "subu $t4, $zero, %[qc1] \n\t" |
| 1396 | "subu $t5, $zero, %[qc2] \n\t" |
| 1397 | "subu $t6, $zero, %[qc3] \n\t" |
| 1398 | "subu $t7, $zero, %[qc4] \n\t" |
| 1399 | "movn %[qc1], $t4, $t0 \n\t" |
| 1400 | "movn %[qc2], $t5, $t1 \n\t" |
| 1401 | "movn %[qc3], $t6, $t2 \n\t" |
| 1402 | "movn %[qc4], $t7, $t3 \n\t" |
| 1403 | |
| 1404 | ".set pop \n\t" |
| 1405 | |
| 1406 | : [qc1]"+r"(qc1), [qc2]"+r"(qc2), |
| 1407 | [qc3]"+r"(qc3), [qc4]"+r"(qc4) |
| 1408 | : [in_int]"r"(in_int) |
| 1409 | : "t0", "t1", "t2", "t3", |
| 1410 | "t4", "t5", "t6", "t7", |
| 1411 | "memory" |
| 1412 | ); |
| 1413 | |
| 1414 | curidx = qc1; |
| 1415 | curidx *= 3; |
| 1416 | curidx += qc2; |
| 1417 | curidx *= 3; |
| 1418 | curidx += qc3; |
| 1419 | curidx *= 3; |
| 1420 | curidx += qc4; |
| 1421 | curidx += 40; |
| 1422 | |
| 1423 | curbits += p_bits[curidx]; |
| 1424 | vec = &p_codes[curidx*4]; |
| 1425 | |
| 1426 | __asm__ volatile ( |
| 1427 | ".set push \n\t" |
| 1428 | ".set noreorder \n\t" |
| 1429 | |
| 1430 | "lwc1 $f0, 0(%[in_pos]) \n\t" |
| 1431 | "lwc1 $f1, 0(%[vec]) \n\t" |
| 1432 | "lwc1 $f2, 4(%[in_pos]) \n\t" |
| 1433 | "lwc1 $f3, 4(%[vec]) \n\t" |
| 1434 | "lwc1 $f4, 8(%[in_pos]) \n\t" |
| 1435 | "lwc1 $f5, 8(%[vec]) \n\t" |
| 1436 | "lwc1 $f6, 12(%[in_pos]) \n\t" |
| 1437 | "lwc1 $f7, 12(%[vec]) \n\t" |
| 1438 | "nmsub.s %[di0], $f0, $f1, %[IQ] \n\t" |
| 1439 | "nmsub.s %[di1], $f2, $f3, %[IQ] \n\t" |
| 1440 | "nmsub.s %[di2], $f4, $f5, %[IQ] \n\t" |
| 1441 | "nmsub.s %[di3], $f6, $f7, %[IQ] \n\t" |
| 1442 | |
| 1443 | ".set pop \n\t" |
| 1444 | |
| 1445 | : [di0]"=&f"(di0), [di1]"=&f"(di1), |
| 1446 | [di2]"=&f"(di2), [di3]"=&f"(di3) |
| 1447 | : [in_pos]"r"(in_pos), [vec]"r"(vec), |
| 1448 | [IQ]"f"(IQ) |
| 1449 | : "$f0", "$f1", "$f2", "$f3", |
| 1450 | "$f4", "$f5", "$f6", "$f7", |
| 1451 | "memory" |
| 1452 | ); |
| 1453 | |
| 1454 | cost += di0 * di0 + di1 * di1 |
| 1455 | + di2 * di2 + di3 * di3; |
| 1456 | } |
| 1457 | |
| 1458 | if (bits) |
| 1459 | *bits = curbits; |
| 1460 | return cost * lambda + curbits; |
| 1461 | } |
| 1462 | |
| 1463 | static float get_band_cost_UQUAD_mips(struct AACEncContext *s, |
| 1464 | PutBitContext *pb, const float *in, |
| 1465 | const float *scaled, int size, int scale_idx, |
| 1466 | int cb, const float lambda, const float uplim, |
| 1467 | int *bits) |
| 1468 | { |
| 1469 | const float Q34 = ff_aac_pow34sf_tab[POW_SF2_ZERO - scale_idx + SCALE_ONE_POS - SCALE_DIV_512]; |
| 1470 | const float IQ = ff_aac_pow2sf_tab [POW_SF2_ZERO + scale_idx - SCALE_ONE_POS + SCALE_DIV_512]; |
| 1471 | int i; |
| 1472 | float cost = 0; |
| 1473 | int curbits = 0; |
| 1474 | int qc1, qc2, qc3, qc4; |
| 1475 | |
| 1476 | uint8_t *p_bits = (uint8_t*)ff_aac_spectral_bits[cb-1]; |
| 1477 | float *p_codes = (float *)ff_aac_codebook_vectors[cb-1]; |
| 1478 | |
| 1479 | for (i = 0; i < size; i += 4) { |
| 1480 | const float *vec; |
| 1481 | int curidx; |
| 1482 | float *in_pos = (float *)&in[i]; |
| 1483 | float di0, di1, di2, di3; |
| 1484 | |
| 1485 | qc1 = scaled[i ] * Q34 + 0.4054f; |
| 1486 | qc2 = scaled[i+1] * Q34 + 0.4054f; |
| 1487 | qc3 = scaled[i+2] * Q34 + 0.4054f; |
| 1488 | qc4 = scaled[i+3] * Q34 + 0.4054f; |
| 1489 | |
| 1490 | __asm__ volatile ( |
| 1491 | ".set push \n\t" |
| 1492 | ".set noreorder \n\t" |
| 1493 | |
| 1494 | "ori $t4, $zero, 2 \n\t" |
| 1495 | "slt $t0, $t4, %[qc1] \n\t" |
| 1496 | "slt $t1, $t4, %[qc2] \n\t" |
| 1497 | "slt $t2, $t4, %[qc3] \n\t" |
| 1498 | "slt $t3, $t4, %[qc4] \n\t" |
| 1499 | "movn %[qc1], $t4, $t0 \n\t" |
| 1500 | "movn %[qc2], $t4, $t1 \n\t" |
| 1501 | "movn %[qc3], $t4, $t2 \n\t" |
| 1502 | "movn %[qc4], $t4, $t3 \n\t" |
| 1503 | |
| 1504 | ".set pop \n\t" |
| 1505 | |
| 1506 | : [qc1]"+r"(qc1), [qc2]"+r"(qc2), |
| 1507 | [qc3]"+r"(qc3), [qc4]"+r"(qc4) |
| 1508 | : |
| 1509 | : "t0", "t1", "t2", "t3", "t4" |
| 1510 | ); |
| 1511 | |
| 1512 | curidx = qc1; |
| 1513 | curidx *= 3; |
| 1514 | curidx += qc2; |
| 1515 | curidx *= 3; |
| 1516 | curidx += qc3; |
| 1517 | curidx *= 3; |
| 1518 | curidx += qc4; |
| 1519 | |
| 1520 | curbits += p_bits[curidx]; |
| 1521 | curbits += uquad_sign_bits[curidx]; |
| 1522 | vec = &p_codes[curidx*4]; |
| 1523 | |
| 1524 | __asm__ volatile ( |
| 1525 | ".set push \n\t" |
| 1526 | ".set noreorder \n\t" |
| 1527 | |
| 1528 | "lwc1 %[di0], 0(%[in_pos]) \n\t" |
| 1529 | "lwc1 %[di1], 4(%[in_pos]) \n\t" |
| 1530 | "lwc1 %[di2], 8(%[in_pos]) \n\t" |
| 1531 | "lwc1 %[di3], 12(%[in_pos]) \n\t" |
| 1532 | "abs.s %[di0], %[di0] \n\t" |
| 1533 | "abs.s %[di1], %[di1] \n\t" |
| 1534 | "abs.s %[di2], %[di2] \n\t" |
| 1535 | "abs.s %[di3], %[di3] \n\t" |
| 1536 | "lwc1 $f0, 0(%[vec]) \n\t" |
| 1537 | "lwc1 $f1, 4(%[vec]) \n\t" |
| 1538 | "lwc1 $f2, 8(%[vec]) \n\t" |
| 1539 | "lwc1 $f3, 12(%[vec]) \n\t" |
| 1540 | "nmsub.s %[di0], %[di0], $f0, %[IQ] \n\t" |
| 1541 | "nmsub.s %[di1], %[di1], $f1, %[IQ] \n\t" |
| 1542 | "nmsub.s %[di2], %[di2], $f2, %[IQ] \n\t" |
| 1543 | "nmsub.s %[di3], %[di3], $f3, %[IQ] \n\t" |
| 1544 | |
| 1545 | ".set pop \n\t" |
| 1546 | |
| 1547 | : [di0]"=&f"(di0), [di1]"=&f"(di1), |
| 1548 | [di2]"=&f"(di2), [di3]"=&f"(di3) |
| 1549 | : [in_pos]"r"(in_pos), [vec]"r"(vec), |
| 1550 | [IQ]"f"(IQ) |
| 1551 | : "$f0", "$f1", "$f2", "$f3", |
| 1552 | "memory" |
| 1553 | ); |
| 1554 | |
| 1555 | cost += di0 * di0 + di1 * di1 |
| 1556 | + di2 * di2 + di3 * di3; |
| 1557 | } |
| 1558 | |
| 1559 | if (bits) |
| 1560 | *bits = curbits; |
| 1561 | return cost * lambda + curbits; |
| 1562 | } |
| 1563 | |
| 1564 | static float get_band_cost_SPAIR_mips(struct AACEncContext *s, |
| 1565 | PutBitContext *pb, const float *in, |
| 1566 | const float *scaled, int size, int scale_idx, |
| 1567 | int cb, const float lambda, const float uplim, |
| 1568 | int *bits) |
| 1569 | { |
| 1570 | const float Q34 = ff_aac_pow34sf_tab[POW_SF2_ZERO - scale_idx + SCALE_ONE_POS - SCALE_DIV_512]; |
| 1571 | const float IQ = ff_aac_pow2sf_tab [POW_SF2_ZERO + scale_idx - SCALE_ONE_POS + SCALE_DIV_512]; |
| 1572 | int i; |
| 1573 | float cost = 0; |
| 1574 | int qc1, qc2, qc3, qc4; |
| 1575 | int curbits = 0; |
| 1576 | |
| 1577 | uint8_t *p_bits = (uint8_t *)ff_aac_spectral_bits[cb-1]; |
| 1578 | float *p_codes = (float *)ff_aac_codebook_vectors[cb-1]; |
| 1579 | |
| 1580 | for (i = 0; i < size; i += 4) { |
| 1581 | const float *vec, *vec2; |
| 1582 | int curidx, curidx2; |
| 1583 | int *in_int = (int *)&in[i]; |
| 1584 | float *in_pos = (float *)&in[i]; |
| 1585 | float di0, di1, di2, di3; |
| 1586 | |
| 1587 | qc1 = scaled[i ] * Q34 + 0.4054f; |
| 1588 | qc2 = scaled[i+1] * Q34 + 0.4054f; |
| 1589 | qc3 = scaled[i+2] * Q34 + 0.4054f; |
| 1590 | qc4 = scaled[i+3] * Q34 + 0.4054f; |
| 1591 | |
| 1592 | __asm__ volatile ( |
| 1593 | ".set push \n\t" |
| 1594 | ".set noreorder \n\t" |
| 1595 | |
| 1596 | "ori $t4, $zero, 4 \n\t" |
| 1597 | "slt $t0, $t4, %[qc1] \n\t" |
| 1598 | "slt $t1, $t4, %[qc2] \n\t" |
| 1599 | "slt $t2, $t4, %[qc3] \n\t" |
| 1600 | "slt $t3, $t4, %[qc4] \n\t" |
| 1601 | "movn %[qc1], $t4, $t0 \n\t" |
| 1602 | "movn %[qc2], $t4, $t1 \n\t" |
| 1603 | "movn %[qc3], $t4, $t2 \n\t" |
| 1604 | "movn %[qc4], $t4, $t3 \n\t" |
| 1605 | "lw $t0, 0(%[in_int]) \n\t" |
| 1606 | "lw $t1, 4(%[in_int]) \n\t" |
| 1607 | "lw $t2, 8(%[in_int]) \n\t" |
| 1608 | "lw $t3, 12(%[in_int]) \n\t" |
| 1609 | "srl $t0, $t0, 31 \n\t" |
| 1610 | "srl $t1, $t1, 31 \n\t" |
| 1611 | "srl $t2, $t2, 31 \n\t" |
| 1612 | "srl $t3, $t3, 31 \n\t" |
| 1613 | "subu $t4, $zero, %[qc1] \n\t" |
| 1614 | "subu $t5, $zero, %[qc2] \n\t" |
| 1615 | "subu $t6, $zero, %[qc3] \n\t" |
| 1616 | "subu $t7, $zero, %[qc4] \n\t" |
| 1617 | "movn %[qc1], $t4, $t0 \n\t" |
| 1618 | "movn %[qc2], $t5, $t1 \n\t" |
| 1619 | "movn %[qc3], $t6, $t2 \n\t" |
| 1620 | "movn %[qc4], $t7, $t3 \n\t" |
| 1621 | |
| 1622 | ".set pop \n\t" |
| 1623 | |
| 1624 | : [qc1]"+r"(qc1), [qc2]"+r"(qc2), |
| 1625 | [qc3]"+r"(qc3), [qc4]"+r"(qc4) |
| 1626 | : [in_int]"r"(in_int) |
| 1627 | : "t0", "t1", "t2", "t3", |
| 1628 | "t4", "t5", "t6", "t7", |
| 1629 | "memory" |
| 1630 | ); |
| 1631 | |
| 1632 | curidx = 9 * qc1; |
| 1633 | curidx += qc2 + 40; |
| 1634 | |
| 1635 | curidx2 = 9 * qc3; |
| 1636 | curidx2 += qc4 + 40; |
| 1637 | |
| 1638 | curbits += p_bits[curidx]; |
| 1639 | curbits += p_bits[curidx2]; |
| 1640 | |
| 1641 | vec = &p_codes[curidx*2]; |
| 1642 | vec2 = &p_codes[curidx2*2]; |
| 1643 | |
| 1644 | __asm__ volatile ( |
| 1645 | ".set push \n\t" |
| 1646 | ".set noreorder \n\t" |
| 1647 | |
| 1648 | "lwc1 $f0, 0(%[in_pos]) \n\t" |
| 1649 | "lwc1 $f1, 0(%[vec]) \n\t" |
| 1650 | "lwc1 $f2, 4(%[in_pos]) \n\t" |
| 1651 | "lwc1 $f3, 4(%[vec]) \n\t" |
| 1652 | "lwc1 $f4, 8(%[in_pos]) \n\t" |
| 1653 | "lwc1 $f5, 0(%[vec2]) \n\t" |
| 1654 | "lwc1 $f6, 12(%[in_pos]) \n\t" |
| 1655 | "lwc1 $f7, 4(%[vec2]) \n\t" |
| 1656 | "nmsub.s %[di0], $f0, $f1, %[IQ] \n\t" |
| 1657 | "nmsub.s %[di1], $f2, $f3, %[IQ] \n\t" |
| 1658 | "nmsub.s %[di2], $f4, $f5, %[IQ] \n\t" |
| 1659 | "nmsub.s %[di3], $f6, $f7, %[IQ] \n\t" |
| 1660 | |
| 1661 | ".set pop \n\t" |
| 1662 | |
| 1663 | : [di0]"=&f"(di0), [di1]"=&f"(di1), |
| 1664 | [di2]"=&f"(di2), [di3]"=&f"(di3) |
| 1665 | : [in_pos]"r"(in_pos), [vec]"r"(vec), |
| 1666 | [vec2]"r"(vec2), [IQ]"f"(IQ) |
| 1667 | : "$f0", "$f1", "$f2", "$f3", |
| 1668 | "$f4", "$f5", "$f6", "$f7", |
| 1669 | "memory" |
| 1670 | ); |
| 1671 | |
| 1672 | cost += di0 * di0 + di1 * di1 |
| 1673 | + di2 * di2 + di3 * di3; |
| 1674 | } |
| 1675 | |
| 1676 | if (bits) |
| 1677 | *bits = curbits; |
| 1678 | return cost * lambda + curbits; |
| 1679 | } |
| 1680 | |
| 1681 | static float get_band_cost_UPAIR7_mips(struct AACEncContext *s, |
| 1682 | PutBitContext *pb, const float *in, |
| 1683 | const float *scaled, int size, int scale_idx, |
| 1684 | int cb, const float lambda, const float uplim, |
| 1685 | int *bits) |
| 1686 | { |
| 1687 | const float Q34 = ff_aac_pow34sf_tab[POW_SF2_ZERO - scale_idx + SCALE_ONE_POS - SCALE_DIV_512]; |
| 1688 | const float IQ = ff_aac_pow2sf_tab [POW_SF2_ZERO + scale_idx - SCALE_ONE_POS + SCALE_DIV_512]; |
| 1689 | int i; |
| 1690 | float cost = 0; |
| 1691 | int qc1, qc2, qc3, qc4; |
| 1692 | int curbits = 0; |
| 1693 | |
| 1694 | uint8_t *p_bits = (uint8_t *)ff_aac_spectral_bits[cb-1]; |
| 1695 | float *p_codes = (float *)ff_aac_codebook_vectors[cb-1]; |
| 1696 | |
| 1697 | for (i = 0; i < size; i += 4) { |
| 1698 | const float *vec, *vec2; |
| 1699 | int curidx, curidx2, sign1, count1, sign2, count2; |
| 1700 | int *in_int = (int *)&in[i]; |
| 1701 | float *in_pos = (float *)&in[i]; |
| 1702 | float di0, di1, di2, di3; |
| 1703 | |
| 1704 | qc1 = scaled[i ] * Q34 + 0.4054f; |
| 1705 | qc2 = scaled[i+1] * Q34 + 0.4054f; |
| 1706 | qc3 = scaled[i+2] * Q34 + 0.4054f; |
| 1707 | qc4 = scaled[i+3] * Q34 + 0.4054f; |
| 1708 | |
| 1709 | __asm__ volatile ( |
| 1710 | ".set push \n\t" |
| 1711 | ".set noreorder \n\t" |
| 1712 | |
| 1713 | "ori $t4, $zero, 7 \n\t" |
| 1714 | "ori %[sign1], $zero, 0 \n\t" |
| 1715 | "ori %[sign2], $zero, 0 \n\t" |
| 1716 | "slt $t0, $t4, %[qc1] \n\t" |
| 1717 | "slt $t1, $t4, %[qc2] \n\t" |
| 1718 | "slt $t2, $t4, %[qc3] \n\t" |
| 1719 | "slt $t3, $t4, %[qc4] \n\t" |
| 1720 | "movn %[qc1], $t4, $t0 \n\t" |
| 1721 | "movn %[qc2], $t4, $t1 \n\t" |
| 1722 | "movn %[qc3], $t4, $t2 \n\t" |
| 1723 | "movn %[qc4], $t4, $t3 \n\t" |
| 1724 | "lw $t0, 0(%[in_int]) \n\t" |
| 1725 | "lw $t1, 4(%[in_int]) \n\t" |
| 1726 | "lw $t2, 8(%[in_int]) \n\t" |
| 1727 | "lw $t3, 12(%[in_int]) \n\t" |
| 1728 | "slt $t0, $t0, $zero \n\t" |
| 1729 | "movn %[sign1], $t0, %[qc1] \n\t" |
| 1730 | "slt $t2, $t2, $zero \n\t" |
| 1731 | "movn %[sign2], $t2, %[qc3] \n\t" |
| 1732 | "slt $t1, $t1, $zero \n\t" |
| 1733 | "sll $t0, %[sign1], 1 \n\t" |
| 1734 | "or $t0, $t0, $t1 \n\t" |
| 1735 | "movn %[sign1], $t0, %[qc2] \n\t" |
| 1736 | "slt $t3, $t3, $zero \n\t" |
| 1737 | "sll $t0, %[sign2], 1 \n\t" |
| 1738 | "or $t0, $t0, $t3 \n\t" |
| 1739 | "movn %[sign2], $t0, %[qc4] \n\t" |
| 1740 | "slt %[count1], $zero, %[qc1] \n\t" |
| 1741 | "slt $t1, $zero, %[qc2] \n\t" |
| 1742 | "slt %[count2], $zero, %[qc3] \n\t" |
| 1743 | "slt $t2, $zero, %[qc4] \n\t" |
| 1744 | "addu %[count1], %[count1], $t1 \n\t" |
| 1745 | "addu %[count2], %[count2], $t2 \n\t" |
| 1746 | |
| 1747 | ".set pop \n\t" |
| 1748 | |
| 1749 | : [qc1]"+r"(qc1), [qc2]"+r"(qc2), |
| 1750 | [qc3]"+r"(qc3), [qc4]"+r"(qc4), |
| 1751 | [sign1]"=&r"(sign1), [count1]"=&r"(count1), |
| 1752 | [sign2]"=&r"(sign2), [count2]"=&r"(count2) |
| 1753 | : [in_int]"r"(in_int) |
| 1754 | : "t0", "t1", "t2", "t3", "t4", |
| 1755 | "memory" |
| 1756 | ); |
| 1757 | |
| 1758 | curidx = 8 * qc1; |
| 1759 | curidx += qc2; |
| 1760 | |
| 1761 | curidx2 = 8 * qc3; |
| 1762 | curidx2 += qc4; |
| 1763 | |
| 1764 | curbits += p_bits[curidx]; |
| 1765 | curbits += upair7_sign_bits[curidx]; |
| 1766 | vec = &p_codes[curidx*2]; |
| 1767 | |
| 1768 | curbits += p_bits[curidx2]; |
| 1769 | curbits += upair7_sign_bits[curidx2]; |
| 1770 | vec2 = &p_codes[curidx2*2]; |
| 1771 | |
| 1772 | __asm__ volatile ( |
| 1773 | ".set push \n\t" |
| 1774 | ".set noreorder \n\t" |
| 1775 | |
| 1776 | "lwc1 %[di0], 0(%[in_pos]) \n\t" |
| 1777 | "lwc1 %[di1], 4(%[in_pos]) \n\t" |
| 1778 | "lwc1 %[di2], 8(%[in_pos]) \n\t" |
| 1779 | "lwc1 %[di3], 12(%[in_pos]) \n\t" |
| 1780 | "abs.s %[di0], %[di0] \n\t" |
| 1781 | "abs.s %[di1], %[di1] \n\t" |
| 1782 | "abs.s %[di2], %[di2] \n\t" |
| 1783 | "abs.s %[di3], %[di3] \n\t" |
| 1784 | "lwc1 $f0, 0(%[vec]) \n\t" |
| 1785 | "lwc1 $f1, 4(%[vec]) \n\t" |
| 1786 | "lwc1 $f2, 0(%[vec2]) \n\t" |
| 1787 | "lwc1 $f3, 4(%[vec2]) \n\t" |
| 1788 | "nmsub.s %[di0], %[di0], $f0, %[IQ] \n\t" |
| 1789 | "nmsub.s %[di1], %[di1], $f1, %[IQ] \n\t" |
| 1790 | "nmsub.s %[di2], %[di2], $f2, %[IQ] \n\t" |
| 1791 | "nmsub.s %[di3], %[di3], $f3, %[IQ] \n\t" |
| 1792 | |
| 1793 | ".set pop \n\t" |
| 1794 | |
| 1795 | : [di0]"=&f"(di0), [di1]"=&f"(di1), |
| 1796 | [di2]"=&f"(di2), [di3]"=&f"(di3) |
| 1797 | : [in_pos]"r"(in_pos), [vec]"r"(vec), |
| 1798 | [vec2]"r"(vec2), [IQ]"f"(IQ) |
| 1799 | : "$f0", "$f1", "$f2", "$f3", |
| 1800 | "memory" |
| 1801 | ); |
| 1802 | |
| 1803 | cost += di0 * di0 + di1 * di1 |
| 1804 | + di2 * di2 + di3 * di3; |
| 1805 | } |
| 1806 | |
| 1807 | if (bits) |
| 1808 | *bits = curbits; |
| 1809 | return cost * lambda + curbits; |
| 1810 | } |
| 1811 | |
| 1812 | static float get_band_cost_UPAIR12_mips(struct AACEncContext *s, |
| 1813 | PutBitContext *pb, const float *in, |
| 1814 | const float *scaled, int size, int scale_idx, |
| 1815 | int cb, const float lambda, const float uplim, |
| 1816 | int *bits) |
| 1817 | { |
| 1818 | const float Q34 = ff_aac_pow34sf_tab[POW_SF2_ZERO - scale_idx + SCALE_ONE_POS - SCALE_DIV_512]; |
| 1819 | const float IQ = ff_aac_pow2sf_tab [POW_SF2_ZERO + scale_idx - SCALE_ONE_POS + SCALE_DIV_512]; |
| 1820 | int i; |
| 1821 | float cost = 0; |
| 1822 | int qc1, qc2, qc3, qc4; |
| 1823 | int curbits = 0; |
| 1824 | |
| 1825 | uint8_t *p_bits = (uint8_t *)ff_aac_spectral_bits[cb-1]; |
| 1826 | float *p_codes = (float *)ff_aac_codebook_vectors[cb-1]; |
| 1827 | |
| 1828 | for (i = 0; i < size; i += 4) { |
| 1829 | const float *vec, *vec2; |
| 1830 | int curidx, curidx2; |
| 1831 | int sign1, count1, sign2, count2; |
| 1832 | int *in_int = (int *)&in[i]; |
| 1833 | float *in_pos = (float *)&in[i]; |
| 1834 | float di0, di1, di2, di3; |
| 1835 | |
| 1836 | qc1 = scaled[i ] * Q34 + 0.4054f; |
| 1837 | qc2 = scaled[i+1] * Q34 + 0.4054f; |
| 1838 | qc3 = scaled[i+2] * Q34 + 0.4054f; |
| 1839 | qc4 = scaled[i+3] * Q34 + 0.4054f; |
| 1840 | |
| 1841 | __asm__ volatile ( |
| 1842 | ".set push \n\t" |
| 1843 | ".set noreorder \n\t" |
| 1844 | |
| 1845 | "ori $t4, $zero, 12 \n\t" |
| 1846 | "ori %[sign1], $zero, 0 \n\t" |
| 1847 | "ori %[sign2], $zero, 0 \n\t" |
| 1848 | "slt $t0, $t4, %[qc1] \n\t" |
| 1849 | "slt $t1, $t4, %[qc2] \n\t" |
| 1850 | "slt $t2, $t4, %[qc3] \n\t" |
| 1851 | "slt $t3, $t4, %[qc4] \n\t" |
| 1852 | "movn %[qc1], $t4, $t0 \n\t" |
| 1853 | "movn %[qc2], $t4, $t1 \n\t" |
| 1854 | "movn %[qc3], $t4, $t2 \n\t" |
| 1855 | "movn %[qc4], $t4, $t3 \n\t" |
| 1856 | "lw $t0, 0(%[in_int]) \n\t" |
| 1857 | "lw $t1, 4(%[in_int]) \n\t" |
| 1858 | "lw $t2, 8(%[in_int]) \n\t" |
| 1859 | "lw $t3, 12(%[in_int]) \n\t" |
| 1860 | "slt $t0, $t0, $zero \n\t" |
| 1861 | "movn %[sign1], $t0, %[qc1] \n\t" |
| 1862 | "slt $t2, $t2, $zero \n\t" |
| 1863 | "movn %[sign2], $t2, %[qc3] \n\t" |
| 1864 | "slt $t1, $t1, $zero \n\t" |
| 1865 | "sll $t0, %[sign1], 1 \n\t" |
| 1866 | "or $t0, $t0, $t1 \n\t" |
| 1867 | "movn %[sign1], $t0, %[qc2] \n\t" |
| 1868 | "slt $t3, $t3, $zero \n\t" |
| 1869 | "sll $t0, %[sign2], 1 \n\t" |
| 1870 | "or $t0, $t0, $t3 \n\t" |
| 1871 | "movn %[sign2], $t0, %[qc4] \n\t" |
| 1872 | "slt %[count1], $zero, %[qc1] \n\t" |
| 1873 | "slt $t1, $zero, %[qc2] \n\t" |
| 1874 | "slt %[count2], $zero, %[qc3] \n\t" |
| 1875 | "slt $t2, $zero, %[qc4] \n\t" |
| 1876 | "addu %[count1], %[count1], $t1 \n\t" |
| 1877 | "addu %[count2], %[count2], $t2 \n\t" |
| 1878 | |
| 1879 | ".set pop \n\t" |
| 1880 | |
| 1881 | : [qc1]"+r"(qc1), [qc2]"+r"(qc2), |
| 1882 | [qc3]"+r"(qc3), [qc4]"+r"(qc4), |
| 1883 | [sign1]"=&r"(sign1), [count1]"=&r"(count1), |
| 1884 | [sign2]"=&r"(sign2), [count2]"=&r"(count2) |
| 1885 | : [in_int]"r"(in_int) |
| 1886 | : "t0", "t1", "t2", "t3", "t4", |
| 1887 | "memory" |
| 1888 | ); |
| 1889 | |
| 1890 | curidx = 13 * qc1; |
| 1891 | curidx += qc2; |
| 1892 | |
| 1893 | curidx2 = 13 * qc3; |
| 1894 | curidx2 += qc4; |
| 1895 | |
| 1896 | curbits += p_bits[curidx]; |
| 1897 | curbits += p_bits[curidx2]; |
| 1898 | curbits += upair12_sign_bits[curidx]; |
| 1899 | curbits += upair12_sign_bits[curidx2]; |
| 1900 | vec = &p_codes[curidx*2]; |
| 1901 | vec2 = &p_codes[curidx2*2]; |
| 1902 | |
| 1903 | __asm__ volatile ( |
| 1904 | ".set push \n\t" |
| 1905 | ".set noreorder \n\t" |
| 1906 | |
| 1907 | "lwc1 %[di0], 0(%[in_pos]) \n\t" |
| 1908 | "lwc1 %[di1], 4(%[in_pos]) \n\t" |
| 1909 | "lwc1 %[di2], 8(%[in_pos]) \n\t" |
| 1910 | "lwc1 %[di3], 12(%[in_pos]) \n\t" |
| 1911 | "abs.s %[di0], %[di0] \n\t" |
| 1912 | "abs.s %[di1], %[di1] \n\t" |
| 1913 | "abs.s %[di2], %[di2] \n\t" |
| 1914 | "abs.s %[di3], %[di3] \n\t" |
| 1915 | "lwc1 $f0, 0(%[vec]) \n\t" |
| 1916 | "lwc1 $f1, 4(%[vec]) \n\t" |
| 1917 | "lwc1 $f2, 0(%[vec2]) \n\t" |
| 1918 | "lwc1 $f3, 4(%[vec2]) \n\t" |
| 1919 | "nmsub.s %[di0], %[di0], $f0, %[IQ] \n\t" |
| 1920 | "nmsub.s %[di1], %[di1], $f1, %[IQ] \n\t" |
| 1921 | "nmsub.s %[di2], %[di2], $f2, %[IQ] \n\t" |
| 1922 | "nmsub.s %[di3], %[di3], $f3, %[IQ] \n\t" |
| 1923 | |
| 1924 | ".set pop \n\t" |
| 1925 | |
| 1926 | : [di0]"=&f"(di0), [di1]"=&f"(di1), |
| 1927 | [di2]"=&f"(di2), [di3]"=&f"(di3) |
| 1928 | : [in_pos]"r"(in_pos), [vec]"r"(vec), |
| 1929 | [vec2]"r"(vec2), [IQ]"f"(IQ) |
| 1930 | : "$f0", "$f1", "$f2", "$f3", |
| 1931 | "memory" |
| 1932 | ); |
| 1933 | |
| 1934 | cost += di0 * di0 + di1 * di1 |
| 1935 | + di2 * di2 + di3 * di3; |
| 1936 | } |
| 1937 | |
| 1938 | if (bits) |
| 1939 | *bits = curbits; |
| 1940 | return cost * lambda + curbits; |
| 1941 | } |
| 1942 | |
| 1943 | static float get_band_cost_ESC_mips(struct AACEncContext *s, |
| 1944 | PutBitContext *pb, const float *in, |
| 1945 | const float *scaled, int size, int scale_idx, |
| 1946 | int cb, const float lambda, const float uplim, |
| 1947 | int *bits) |
| 1948 | { |
| 1949 | const float Q34 = ff_aac_pow34sf_tab[POW_SF2_ZERO - scale_idx + SCALE_ONE_POS - SCALE_DIV_512]; |
| 1950 | const float IQ = ff_aac_pow2sf_tab [POW_SF2_ZERO + scale_idx - SCALE_ONE_POS + SCALE_DIV_512]; |
| 1951 | const float CLIPPED_ESCAPE = 165140.0f * IQ; |
| 1952 | int i; |
| 1953 | float cost = 0; |
| 1954 | int qc1, qc2, qc3, qc4; |
| 1955 | int curbits = 0; |
| 1956 | |
| 1957 | uint8_t *p_bits = (uint8_t*)ff_aac_spectral_bits[cb-1]; |
| 1958 | float *p_codes = (float* )ff_aac_codebook_vectors[cb-1]; |
| 1959 | |
| 1960 | for (i = 0; i < size; i += 4) { |
| 1961 | const float *vec, *vec2; |
| 1962 | int curidx, curidx2; |
| 1963 | float t1, t2, t3, t4; |
| 1964 | float di1, di2, di3, di4; |
| 1965 | int cond0, cond1, cond2, cond3; |
| 1966 | int c1, c2, c3, c4; |
| 1967 | |
| 1968 | qc1 = scaled[i ] * Q34 + 0.4054f; |
| 1969 | qc2 = scaled[i+1] * Q34 + 0.4054f; |
| 1970 | qc3 = scaled[i+2] * Q34 + 0.4054f; |
| 1971 | qc4 = scaled[i+3] * Q34 + 0.4054f; |
| 1972 | |
| 1973 | __asm__ volatile ( |
| 1974 | ".set push \n\t" |
| 1975 | ".set noreorder \n\t" |
| 1976 | |
| 1977 | "ori $t4, $zero, 15 \n\t" |
| 1978 | "ori $t5, $zero, 16 \n\t" |
| 1979 | "shll_s.w %[c1], %[qc1], 18 \n\t" |
| 1980 | "shll_s.w %[c2], %[qc2], 18 \n\t" |
| 1981 | "shll_s.w %[c3], %[qc3], 18 \n\t" |
| 1982 | "shll_s.w %[c4], %[qc4], 18 \n\t" |
| 1983 | "srl %[c1], %[c1], 18 \n\t" |
| 1984 | "srl %[c2], %[c2], 18 \n\t" |
| 1985 | "srl %[c3], %[c3], 18 \n\t" |
| 1986 | "srl %[c4], %[c4], 18 \n\t" |
| 1987 | "slt %[cond0], $t4, %[qc1] \n\t" |
| 1988 | "slt %[cond1], $t4, %[qc2] \n\t" |
| 1989 | "slt %[cond2], $t4, %[qc3] \n\t" |
| 1990 | "slt %[cond3], $t4, %[qc4] \n\t" |
| 1991 | "movn %[qc1], $t5, %[cond0] \n\t" |
| 1992 | "movn %[qc2], $t5, %[cond1] \n\t" |
| 1993 | "movn %[qc3], $t5, %[cond2] \n\t" |
| 1994 | "movn %[qc4], $t5, %[cond3] \n\t" |
| 1995 | |
| 1996 | ".set pop \n\t" |
| 1997 | |
| 1998 | : [qc1]"+r"(qc1), [qc2]"+r"(qc2), |
| 1999 | [qc3]"+r"(qc3), [qc4]"+r"(qc4), |
| 2000 | [cond0]"=&r"(cond0), [cond1]"=&r"(cond1), |
| 2001 | [cond2]"=&r"(cond2), [cond3]"=&r"(cond3), |
| 2002 | [c1]"=&r"(c1), [c2]"=&r"(c2), |
| 2003 | [c3]"=&r"(c3), [c4]"=&r"(c4) |
| 2004 | : |
| 2005 | : "t4", "t5" |
| 2006 | ); |
| 2007 | |
| 2008 | curidx = 17 * qc1; |
| 2009 | curidx += qc2; |
| 2010 | |
| 2011 | curidx2 = 17 * qc3; |
| 2012 | curidx2 += qc4; |
| 2013 | |
| 2014 | curbits += p_bits[curidx]; |
| 2015 | curbits += esc_sign_bits[curidx]; |
| 2016 | vec = &p_codes[curidx*2]; |
| 2017 | |
| 2018 | curbits += p_bits[curidx2]; |
| 2019 | curbits += esc_sign_bits[curidx2]; |
| 2020 | vec2 = &p_codes[curidx2*2]; |
| 2021 | |
| 2022 | curbits += (av_log2(c1) * 2 - 3) & (-cond0); |
| 2023 | curbits += (av_log2(c2) * 2 - 3) & (-cond1); |
| 2024 | curbits += (av_log2(c3) * 2 - 3) & (-cond2); |
| 2025 | curbits += (av_log2(c4) * 2 - 3) & (-cond3); |
| 2026 | |
| 2027 | t1 = fabsf(in[i ]); |
| 2028 | t2 = fabsf(in[i+1]); |
| 2029 | t3 = fabsf(in[i+2]); |
| 2030 | t4 = fabsf(in[i+3]); |
| 2031 | |
| 2032 | if (cond0) { |
| 2033 | if (t1 >= CLIPPED_ESCAPE) { |
| 2034 | di1 = t1 - CLIPPED_ESCAPE; |
| 2035 | } else { |
| 2036 | di1 = t1 - c1 * cbrtf(c1) * IQ; |
| 2037 | } |
| 2038 | } else |
| 2039 | di1 = t1 - vec[0] * IQ; |
| 2040 | |
| 2041 | if (cond1) { |
| 2042 | if (t2 >= CLIPPED_ESCAPE) { |
| 2043 | di2 = t2 - CLIPPED_ESCAPE; |
| 2044 | } else { |
| 2045 | di2 = t2 - c2 * cbrtf(c2) * IQ; |
| 2046 | } |
| 2047 | } else |
| 2048 | di2 = t2 - vec[1] * IQ; |
| 2049 | |
| 2050 | if (cond2) { |
| 2051 | if (t3 >= CLIPPED_ESCAPE) { |
| 2052 | di3 = t3 - CLIPPED_ESCAPE; |
| 2053 | } else { |
| 2054 | di3 = t3 - c3 * cbrtf(c3) * IQ; |
| 2055 | } |
| 2056 | } else |
| 2057 | di3 = t3 - vec2[0] * IQ; |
| 2058 | |
| 2059 | if (cond3) { |
| 2060 | if (t4 >= CLIPPED_ESCAPE) { |
| 2061 | di4 = t4 - CLIPPED_ESCAPE; |
| 2062 | } else { |
| 2063 | di4 = t4 - c4 * cbrtf(c4) * IQ; |
| 2064 | } |
| 2065 | } else |
| 2066 | di4 = t4 - vec2[1]*IQ; |
| 2067 | |
| 2068 | cost += di1 * di1 + di2 * di2 |
| 2069 | + di3 * di3 + di4 * di4; |
| 2070 | } |
| 2071 | |
| 2072 | if (bits) |
| 2073 | *bits = curbits; |
| 2074 | return cost * lambda + curbits; |
| 2075 | } |
| 2076 | |
| 2077 | static float (*const get_band_cost_arr[])(struct AACEncContext *s, |
| 2078 | PutBitContext *pb, const float *in, |
| 2079 | const float *scaled, int size, int scale_idx, |
| 2080 | int cb, const float lambda, const float uplim, |
| 2081 | int *bits) = { |
| 2082 | get_band_cost_ZERO_mips, |
| 2083 | get_band_cost_SQUAD_mips, |
| 2084 | get_band_cost_SQUAD_mips, |
| 2085 | get_band_cost_UQUAD_mips, |
| 2086 | get_band_cost_UQUAD_mips, |
| 2087 | get_band_cost_SPAIR_mips, |
| 2088 | get_band_cost_SPAIR_mips, |
| 2089 | get_band_cost_UPAIR7_mips, |
| 2090 | get_band_cost_UPAIR7_mips, |
| 2091 | get_band_cost_UPAIR12_mips, |
| 2092 | get_band_cost_UPAIR12_mips, |
| 2093 | get_band_cost_ESC_mips, |
| 2094 | }; |
| 2095 | |
| 2096 | #define get_band_cost( \ |
| 2097 | s, pb, in, scaled, size, scale_idx, cb, \ |
| 2098 | lambda, uplim, bits) \ |
| 2099 | get_band_cost_arr[cb]( \ |
| 2100 | s, pb, in, scaled, size, scale_idx, cb, \ |
| 2101 | lambda, uplim, bits) |
| 2102 | |
| 2103 | static float quantize_band_cost(struct AACEncContext *s, const float *in, |
| 2104 | const float *scaled, int size, int scale_idx, |
| 2105 | int cb, const float lambda, const float uplim, |
| 2106 | int *bits) |
| 2107 | { |
| 2108 | return get_band_cost(s, NULL, in, scaled, size, scale_idx, cb, lambda, uplim, bits); |
| 2109 | } |
| 2110 | |
| 2111 | static void search_for_quantizers_twoloop_mips(AVCodecContext *avctx, |
| 2112 | AACEncContext *s, |
| 2113 | SingleChannelElement *sce, |
| 2114 | const float lambda) |
| 2115 | { |
| 2116 | int start = 0, i, w, w2, g; |
| 2117 | int destbits = avctx->bit_rate * 1024.0 / avctx->sample_rate / avctx->channels; |
| 2118 | float dists[128] = { 0 }, uplims[128]; |
| 2119 | float maxvals[128]; |
| 2120 | int fflag, minscaler; |
| 2121 | int its = 0; |
| 2122 | int allz = 0; |
| 2123 | float minthr = INFINITY; |
| 2124 | |
| 2125 | destbits = FFMIN(destbits, 5800); |
| 2126 | for (w = 0; w < sce->ics.num_windows; w += sce->ics.group_len[w]) { |
| 2127 | for (g = 0; g < sce->ics.num_swb; g++) { |
| 2128 | int nz = 0; |
| 2129 | float uplim = 0.0f; |
| 2130 | for (w2 = 0; w2 < sce->ics.group_len[w]; w2++) { |
| 2131 | FFPsyBand *band = &s->psy.ch[s->cur_channel].psy_bands[(w+w2)*16+g]; |
| 2132 | uplim += band->threshold; |
| 2133 | if (band->energy <= band->threshold || band->threshold == 0.0f) { |
| 2134 | sce->zeroes[(w+w2)*16+g] = 1; |
| 2135 | continue; |
| 2136 | } |
| 2137 | nz = 1; |
| 2138 | } |
| 2139 | uplims[w*16+g] = uplim *512; |
| 2140 | sce->zeroes[w*16+g] = !nz; |
| 2141 | if (nz) |
| 2142 | minthr = FFMIN(minthr, uplim); |
| 2143 | allz |= nz; |
| 2144 | } |
| 2145 | } |
| 2146 | for (w = 0; w < sce->ics.num_windows; w += sce->ics.group_len[w]) { |
| 2147 | for (g = 0; g < sce->ics.num_swb; g++) { |
| 2148 | if (sce->zeroes[w*16+g]) { |
| 2149 | sce->sf_idx[w*16+g] = SCALE_ONE_POS; |
| 2150 | continue; |
| 2151 | } |
| 2152 | sce->sf_idx[w*16+g] = SCALE_ONE_POS + FFMIN(log2f(uplims[w*16+g]/minthr)*4,59); |
| 2153 | } |
| 2154 | } |
| 2155 | |
| 2156 | if (!allz) |
| 2157 | return; |
| 2158 | abs_pow34_v(s->scoefs, sce->coeffs, 1024); |
| 2159 | |
| 2160 | for (w = 0; w < sce->ics.num_windows; w += sce->ics.group_len[w]) { |
| 2161 | start = w*128; |
| 2162 | for (g = 0; g < sce->ics.num_swb; g++) { |
| 2163 | const float *scaled = s->scoefs + start; |
| 2164 | maxvals[w*16+g] = find_max_val(sce->ics.group_len[w], sce->ics.swb_sizes[g], scaled); |
| 2165 | start += sce->ics.swb_sizes[g]; |
| 2166 | } |
| 2167 | } |
| 2168 | |
| 2169 | do { |
| 2170 | int tbits, qstep; |
| 2171 | minscaler = sce->sf_idx[0]; |
| 2172 | qstep = its ? 1 : 32; |
| 2173 | do { |
| 2174 | int prev = -1; |
| 2175 | tbits = 0; |
| 2176 | fflag = 0; |
| 2177 | |
| 2178 | if (qstep > 1) { |
| 2179 | for (w = 0; w < sce->ics.num_windows; w += sce->ics.group_len[w]) { |
| 2180 | start = w*128; |
| 2181 | for (g = 0; g < sce->ics.num_swb; g++) { |
| 2182 | const float *coefs = sce->coeffs + start; |
| 2183 | const float *scaled = s->scoefs + start; |
| 2184 | int bits = 0; |
| 2185 | int cb; |
| 2186 | |
| 2187 | if (sce->zeroes[w*16+g] || sce->sf_idx[w*16+g] >= 218) { |
| 2188 | start += sce->ics.swb_sizes[g]; |
| 2189 | continue; |
| 2190 | } |
| 2191 | minscaler = FFMIN(minscaler, sce->sf_idx[w*16+g]); |
| 2192 | cb = find_min_book(maxvals[w*16+g], sce->sf_idx[w*16+g]); |
| 2193 | for (w2 = 0; w2 < sce->ics.group_len[w]; w2++) { |
| 2194 | int b; |
| 2195 | bits += quantize_band_cost_bits(s, coefs + w2*128, |
| 2196 | scaled + w2*128, |
| 2197 | sce->ics.swb_sizes[g], |
| 2198 | sce->sf_idx[w*16+g], |
| 2199 | cb, |
| 2200 | 1.0f, |
| 2201 | INFINITY, |
| 2202 | &b); |
| 2203 | } |
| 2204 | if (prev != -1) { |
| 2205 | bits += ff_aac_scalefactor_bits[sce->sf_idx[w*16+g] - prev + SCALE_DIFF_ZERO]; |
| 2206 | } |
| 2207 | tbits += bits; |
| 2208 | start += sce->ics.swb_sizes[g]; |
| 2209 | prev = sce->sf_idx[w*16+g]; |
| 2210 | } |
| 2211 | } |
| 2212 | } |
| 2213 | else { |
| 2214 | for (w = 0; w < sce->ics.num_windows; w += sce->ics.group_len[w]) { |
| 2215 | start = w*128; |
| 2216 | for (g = 0; g < sce->ics.num_swb; g++) { |
| 2217 | const float *coefs = sce->coeffs + start; |
| 2218 | const float *scaled = s->scoefs + start; |
| 2219 | int bits = 0; |
| 2220 | int cb; |
| 2221 | float dist = 0.0f; |
| 2222 | |
| 2223 | if (sce->zeroes[w*16+g] || sce->sf_idx[w*16+g] >= 218) { |
| 2224 | start += sce->ics.swb_sizes[g]; |
| 2225 | continue; |
| 2226 | } |
| 2227 | minscaler = FFMIN(minscaler, sce->sf_idx[w*16+g]); |
| 2228 | cb = find_min_book(maxvals[w*16+g], sce->sf_idx[w*16+g]); |
| 2229 | for (w2 = 0; w2 < sce->ics.group_len[w]; w2++) { |
| 2230 | int b; |
| 2231 | dist += quantize_band_cost(s, coefs + w2*128, |
| 2232 | scaled + w2*128, |
| 2233 | sce->ics.swb_sizes[g], |
| 2234 | sce->sf_idx[w*16+g], |
| 2235 | cb, |
| 2236 | 1.0f, |
| 2237 | INFINITY, |
| 2238 | &b); |
| 2239 | bits += b; |
| 2240 | } |
| 2241 | dists[w*16+g] = dist - bits; |
| 2242 | if (prev != -1) { |
| 2243 | bits += ff_aac_scalefactor_bits[sce->sf_idx[w*16+g] - prev + SCALE_DIFF_ZERO]; |
| 2244 | } |
| 2245 | tbits += bits; |
| 2246 | start += sce->ics.swb_sizes[g]; |
| 2247 | prev = sce->sf_idx[w*16+g]; |
| 2248 | } |
| 2249 | } |
| 2250 | } |
| 2251 | if (tbits > destbits) { |
| 2252 | for (i = 0; i < 128; i++) |
| 2253 | if (sce->sf_idx[i] < 218 - qstep) |
| 2254 | sce->sf_idx[i] += qstep; |
| 2255 | } else { |
| 2256 | for (i = 0; i < 128; i++) |
| 2257 | if (sce->sf_idx[i] > 60 - qstep) |
| 2258 | sce->sf_idx[i] -= qstep; |
| 2259 | } |
| 2260 | qstep >>= 1; |
| 2261 | if (!qstep && tbits > destbits*1.02 && sce->sf_idx[0] < 217) |
| 2262 | qstep = 1; |
| 2263 | } while (qstep); |
| 2264 | |
| 2265 | fflag = 0; |
| 2266 | minscaler = av_clip(minscaler, 60, 255 - SCALE_MAX_DIFF); |
| 2267 | for (w = 0; w < sce->ics.num_windows; w += sce->ics.group_len[w]) { |
| 2268 | for (g = 0; g < sce->ics.num_swb; g++) { |
| 2269 | int prevsc = sce->sf_idx[w*16+g]; |
| 2270 | if (dists[w*16+g] > uplims[w*16+g] && sce->sf_idx[w*16+g] > 60) { |
| 2271 | if (find_min_book(maxvals[w*16+g], sce->sf_idx[w*16+g]-1)) |
| 2272 | sce->sf_idx[w*16+g]--; |
| 2273 | else |
| 2274 | sce->sf_idx[w*16+g]-=2; |
| 2275 | } |
| 2276 | sce->sf_idx[w*16+g] = av_clip(sce->sf_idx[w*16+g], minscaler, minscaler + SCALE_MAX_DIFF); |
| 2277 | sce->sf_idx[w*16+g] = FFMIN(sce->sf_idx[w*16+g], 219); |
| 2278 | if (sce->sf_idx[w*16+g] != prevsc) |
| 2279 | fflag = 1; |
| 2280 | sce->band_type[w*16+g] = find_min_book(maxvals[w*16+g], sce->sf_idx[w*16+g]); |
| 2281 | } |
| 2282 | } |
| 2283 | its++; |
| 2284 | } while (fflag && its < 10); |
| 2285 | } |
| 2286 | |
| 2287 | static void search_for_ms_mips(AACEncContext *s, ChannelElement *cpe, |
| 2288 | const float lambda) |
| 2289 | { |
| 2290 | int start = 0, i, w, w2, g; |
| 2291 | float M[128], S[128]; |
| 2292 | float *L34 = s->scoefs, *R34 = s->scoefs + 128, *M34 = s->scoefs + 128*2, *S34 = s->scoefs + 128*3; |
| 2293 | SingleChannelElement *sce0 = &cpe->ch[0]; |
| 2294 | SingleChannelElement *sce1 = &cpe->ch[1]; |
| 2295 | if (!cpe->common_window) |
| 2296 | return; |
| 2297 | for (w = 0; w < sce0->ics.num_windows; w += sce0->ics.group_len[w]) { |
| 2298 | for (g = 0; g < sce0->ics.num_swb; g++) { |
| 2299 | if (!cpe->ch[0].zeroes[w*16+g] && !cpe->ch[1].zeroes[w*16+g]) { |
| 2300 | float dist1 = 0.0f, dist2 = 0.0f; |
| 2301 | for (w2 = 0; w2 < sce0->ics.group_len[w]; w2++) { |
| 2302 | FFPsyBand *band0 = &s->psy.ch[s->cur_channel+0].psy_bands[(w+w2)*16+g]; |
| 2303 | FFPsyBand *band1 = &s->psy.ch[s->cur_channel+1].psy_bands[(w+w2)*16+g]; |
| 2304 | float minthr = FFMIN(band0->threshold, band1->threshold); |
| 2305 | float maxthr = FFMAX(band0->threshold, band1->threshold); |
| 2306 | for (i = 0; i < sce0->ics.swb_sizes[g]; i+=4) { |
| 2307 | M[i ] = (sce0->coeffs[start+w2*128+i ] |
| 2308 | + sce1->coeffs[start+w2*128+i ]) * 0.5; |
| 2309 | M[i+1] = (sce0->coeffs[start+w2*128+i+1] |
| 2310 | + sce1->coeffs[start+w2*128+i+1]) * 0.5; |
| 2311 | M[i+2] = (sce0->coeffs[start+w2*128+i+2] |
| 2312 | + sce1->coeffs[start+w2*128+i+2]) * 0.5; |
| 2313 | M[i+3] = (sce0->coeffs[start+w2*128+i+3] |
| 2314 | + sce1->coeffs[start+w2*128+i+3]) * 0.5; |
| 2315 | |
| 2316 | S[i ] = M[i ] |
| 2317 | - sce1->coeffs[start+w2*128+i ]; |
| 2318 | S[i+1] = M[i+1] |
| 2319 | - sce1->coeffs[start+w2*128+i+1]; |
| 2320 | S[i+2] = M[i+2] |
| 2321 | - sce1->coeffs[start+w2*128+i+2]; |
| 2322 | S[i+3] = M[i+3] |
| 2323 | - sce1->coeffs[start+w2*128+i+3]; |
| 2324 | } |
| 2325 | abs_pow34_v(L34, sce0->coeffs+start+w2*128, sce0->ics.swb_sizes[g]); |
| 2326 | abs_pow34_v(R34, sce1->coeffs+start+w2*128, sce0->ics.swb_sizes[g]); |
| 2327 | abs_pow34_v(M34, M, sce0->ics.swb_sizes[g]); |
| 2328 | abs_pow34_v(S34, S, sce0->ics.swb_sizes[g]); |
| 2329 | dist1 += quantize_band_cost(s, sce0->coeffs + start + w2*128, |
| 2330 | L34, |
| 2331 | sce0->ics.swb_sizes[g], |
| 2332 | sce0->sf_idx[(w+w2)*16+g], |
| 2333 | sce0->band_type[(w+w2)*16+g], |
| 2334 | lambda / band0->threshold, INFINITY, NULL); |
| 2335 | dist1 += quantize_band_cost(s, sce1->coeffs + start + w2*128, |
| 2336 | R34, |
| 2337 | sce1->ics.swb_sizes[g], |
| 2338 | sce1->sf_idx[(w+w2)*16+g], |
| 2339 | sce1->band_type[(w+w2)*16+g], |
| 2340 | lambda / band1->threshold, INFINITY, NULL); |
| 2341 | dist2 += quantize_band_cost(s, M, |
| 2342 | M34, |
| 2343 | sce0->ics.swb_sizes[g], |
| 2344 | sce0->sf_idx[(w+w2)*16+g], |
| 2345 | sce0->band_type[(w+w2)*16+g], |
| 2346 | lambda / maxthr, INFINITY, NULL); |
| 2347 | dist2 += quantize_band_cost(s, S, |
| 2348 | S34, |
| 2349 | sce1->ics.swb_sizes[g], |
| 2350 | sce1->sf_idx[(w+w2)*16+g], |
| 2351 | sce1->band_type[(w+w2)*16+g], |
| 2352 | lambda / minthr, INFINITY, NULL); |
| 2353 | } |
| 2354 | cpe->ms_mask[w*16+g] = dist2 < dist1; |
| 2355 | } |
| 2356 | start += sce0->ics.swb_sizes[g]; |
| 2357 | } |
| 2358 | } |
| 2359 | } |
| 2360 | #endif /*HAVE_MIPSFPU */ |
| 2361 | |
| 2362 | static void codebook_trellis_rate_mips(AACEncContext *s, SingleChannelElement *sce, |
| 2363 | int win, int group_len, const float lambda) |
| 2364 | { |
| 2365 | BandCodingPath path[120][12]; |
| 2366 | int w, swb, cb, start, size; |
| 2367 | int i, j; |
| 2368 | const int max_sfb = sce->ics.max_sfb; |
| 2369 | const int run_bits = sce->ics.num_windows == 1 ? 5 : 3; |
| 2370 | const int run_esc = (1 << run_bits) - 1; |
| 2371 | int idx, ppos, count; |
| 2372 | int stackrun[120], stackcb[120], stack_len; |
| 2373 | float next_minbits = INFINITY; |
| 2374 | int next_mincb = 0; |
| 2375 | |
| 2376 | abs_pow34_v(s->scoefs, sce->coeffs, 1024); |
| 2377 | start = win*128; |
| 2378 | for (cb = 0; cb < 12; cb++) { |
| 2379 | path[0][cb].cost = run_bits+4; |
| 2380 | path[0][cb].prev_idx = -1; |
| 2381 | path[0][cb].run = 0; |
| 2382 | } |
| 2383 | for (swb = 0; swb < max_sfb; swb++) { |
| 2384 | size = sce->ics.swb_sizes[swb]; |
| 2385 | if (sce->zeroes[win*16 + swb]) { |
| 2386 | float cost_stay_here = path[swb][0].cost; |
| 2387 | float cost_get_here = next_minbits + run_bits + 4; |
| 2388 | if ( run_value_bits[sce->ics.num_windows == 8][path[swb][0].run] |
| 2389 | != run_value_bits[sce->ics.num_windows == 8][path[swb][0].run+1]) |
| 2390 | cost_stay_here += run_bits; |
| 2391 | if (cost_get_here < cost_stay_here) { |
| 2392 | path[swb+1][0].prev_idx = next_mincb; |
| 2393 | path[swb+1][0].cost = cost_get_here; |
| 2394 | path[swb+1][0].run = 1; |
| 2395 | } else { |
| 2396 | path[swb+1][0].prev_idx = 0; |
| 2397 | path[swb+1][0].cost = cost_stay_here; |
| 2398 | path[swb+1][0].run = path[swb][0].run + 1; |
| 2399 | } |
| 2400 | next_minbits = path[swb+1][0].cost; |
| 2401 | next_mincb = 0; |
| 2402 | for (cb = 1; cb < 12; cb++) { |
| 2403 | path[swb+1][cb].cost = 61450; |
| 2404 | path[swb+1][cb].prev_idx = -1; |
| 2405 | path[swb+1][cb].run = 0; |
| 2406 | } |
| 2407 | } else { |
| 2408 | float minbits = next_minbits; |
| 2409 | int mincb = next_mincb; |
| 2410 | int startcb = sce->band_type[win*16+swb]; |
| 2411 | next_minbits = INFINITY; |
| 2412 | next_mincb = 0; |
| 2413 | for (cb = 0; cb < startcb; cb++) { |
| 2414 | path[swb+1][cb].cost = 61450; |
| 2415 | path[swb+1][cb].prev_idx = -1; |
| 2416 | path[swb+1][cb].run = 0; |
| 2417 | } |
| 2418 | for (cb = startcb; cb < 12; cb++) { |
| 2419 | float cost_stay_here, cost_get_here; |
| 2420 | float bits = 0.0f; |
| 2421 | for (w = 0; w < group_len; w++) { |
| 2422 | bits += quantize_band_cost_bits(s, sce->coeffs + start + w*128, |
| 2423 | s->scoefs + start + w*128, size, |
| 2424 | sce->sf_idx[(win+w)*16+swb], cb, |
| 2425 | 0, INFINITY, NULL); |
| 2426 | } |
| 2427 | cost_stay_here = path[swb][cb].cost + bits; |
| 2428 | cost_get_here = minbits + bits + run_bits + 4; |
| 2429 | if ( run_value_bits[sce->ics.num_windows == 8][path[swb][cb].run] |
| 2430 | != run_value_bits[sce->ics.num_windows == 8][path[swb][cb].run+1]) |
| 2431 | cost_stay_here += run_bits; |
| 2432 | if (cost_get_here < cost_stay_here) { |
| 2433 | path[swb+1][cb].prev_idx = mincb; |
| 2434 | path[swb+1][cb].cost = cost_get_here; |
| 2435 | path[swb+1][cb].run = 1; |
| 2436 | } else { |
| 2437 | path[swb+1][cb].prev_idx = cb; |
| 2438 | path[swb+1][cb].cost = cost_stay_here; |
| 2439 | path[swb+1][cb].run = path[swb][cb].run + 1; |
| 2440 | } |
| 2441 | if (path[swb+1][cb].cost < next_minbits) { |
| 2442 | next_minbits = path[swb+1][cb].cost; |
| 2443 | next_mincb = cb; |
| 2444 | } |
| 2445 | } |
| 2446 | } |
| 2447 | start += sce->ics.swb_sizes[swb]; |
| 2448 | } |
| 2449 | |
| 2450 | stack_len = 0; |
| 2451 | idx = 0; |
| 2452 | for (cb = 1; cb < 12; cb++) |
| 2453 | if (path[max_sfb][cb].cost < path[max_sfb][idx].cost) |
| 2454 | idx = cb; |
| 2455 | ppos = max_sfb; |
| 2456 | while (ppos > 0) { |
| 2457 | av_assert1(idx >= 0); |
| 2458 | cb = idx; |
| 2459 | stackrun[stack_len] = path[ppos][cb].run; |
| 2460 | stackcb [stack_len] = cb; |
| 2461 | idx = path[ppos-path[ppos][cb].run+1][cb].prev_idx; |
| 2462 | ppos -= path[ppos][cb].run; |
| 2463 | stack_len++; |
| 2464 | } |
| 2465 | |
| 2466 | start = 0; |
| 2467 | for (i = stack_len - 1; i >= 0; i--) { |
| 2468 | put_bits(&s->pb, 4, stackcb[i]); |
| 2469 | count = stackrun[i]; |
| 2470 | memset(sce->zeroes + win*16 + start, !stackcb[i], count); |
| 2471 | for (j = 0; j < count; j++) { |
| 2472 | sce->band_type[win*16 + start] = stackcb[i]; |
| 2473 | start++; |
| 2474 | } |
| 2475 | while (count >= run_esc) { |
| 2476 | put_bits(&s->pb, run_bits, run_esc); |
| 2477 | count -= run_esc; |
| 2478 | } |
| 2479 | put_bits(&s->pb, run_bits, count); |
| 2480 | } |
| 2481 | } |
| 2482 | #endif /* HAVE_INLINE_ASM */ |
| 2483 | |
| 2484 | void ff_aac_coder_init_mips(AACEncContext *c) { |
| 2485 | #if HAVE_INLINE_ASM |
| 2486 | AACCoefficientsEncoder *e = c->coder; |
| 2487 | int option = c->options.aac_coder; |
| 2488 | |
| 2489 | if (option == 2) { |
| 2490 | e->quantize_and_encode_band = quantize_and_encode_band_mips; |
| 2491 | e->encode_window_bands_info = codebook_trellis_rate_mips; |
| 2492 | #if HAVE_MIPSFPU |
| 2493 | e->search_for_quantizers = search_for_quantizers_twoloop_mips; |
| 2494 | e->search_for_ms = search_for_ms_mips; |
| 2495 | #endif /* HAVE_MIPSFPU */ |
| 2496 | } |
| 2497 | #endif /* HAVE_INLINE_ASM */ |
| 2498 | } |