| Line | Branch | Exec | Source |
|---|---|---|---|
| 1 | /* | ||
| 2 | * MPEG video MMX templates | ||
| 3 | * | ||
| 4 | * Copyright (c) 2002 Michael Niedermayer <michaelni@gmx.at> | ||
| 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 <stdint.h> | ||
| 24 | |||
| 25 | #include "libavutil/internal.h" | ||
| 26 | #include "libavutil/mem_internal.h" | ||
| 27 | #include "libavutil/x86/asm.h" | ||
| 28 | #include "libavcodec/mpegutils.h" | ||
| 29 | #include "libavcodec/mpegvideo.h" | ||
| 30 | #include "fdct.h" | ||
| 31 | |||
| 32 | #undef MMREG_WIDTH | ||
| 33 | #undef MM | ||
| 34 | #undef MOVQ | ||
| 35 | #undef SPREADW | ||
| 36 | #undef PMAXW | ||
| 37 | #undef PMAX | ||
| 38 | #undef SAVE_SIGN | ||
| 39 | #undef RESTORE_SIGN | ||
| 40 | |||
| 41 | #if COMPILE_TEMPLATE_SSE2 | ||
| 42 | #define MMREG_WIDTH "16" | ||
| 43 | #define MM "%%xmm" | ||
| 44 | #define MOVQ "movdqa" | ||
| 45 | #define SPREADW(a) \ | ||
| 46 | "pshuflw $0, "a", "a" \n\t"\ | ||
| 47 | "punpcklwd "a", "a" \n\t" | ||
| 48 | #define PMAXW(a,b) "pmaxsw "a", "b" \n\t" | ||
| 49 | #define PMAX(a,b) \ | ||
| 50 | "movhlps "a", "b" \n\t"\ | ||
| 51 | PMAXW(b, a)\ | ||
| 52 | "pshuflw $0x0E, "a", "b" \n\t"\ | ||
| 53 | PMAXW(b, a)\ | ||
| 54 | "pshuflw $0x01, "a", "b" \n\t"\ | ||
| 55 | PMAXW(b, a) | ||
| 56 | #else | ||
| 57 | #define MMREG_WIDTH "8" | ||
| 58 | #define MM "%%mm" | ||
| 59 | #define MOVQ "movq" | ||
| 60 | #define SPREADW(a) \ | ||
| 61 | "punpcklwd "a", "a" \n\t"\ | ||
| 62 | "punpcklwd "a", "a" \n\t" | ||
| 63 | #define PMAXW(a,b) \ | ||
| 64 | "psubusw "a", "b" \n\t"\ | ||
| 65 | "paddw "a", "b" \n\t" | ||
| 66 | #define PMAX(a,b) \ | ||
| 67 | "movq "a", "b" \n\t"\ | ||
| 68 | "psrlq $32, "a" \n\t"\ | ||
| 69 | PMAXW(b, a)\ | ||
| 70 | "movq "a", "b" \n\t"\ | ||
| 71 | "psrlq $16, "a" \n\t"\ | ||
| 72 | PMAXW(b, a) | ||
| 73 | |||
| 74 | #endif | ||
| 75 | |||
| 76 | #if COMPILE_TEMPLATE_SSSE3 | ||
| 77 | #define SAVE_SIGN(a,b) \ | ||
| 78 | "movdqa "b", "a" \n\t"\ | ||
| 79 | "pabsw "b", "b" \n\t" | ||
| 80 | #define RESTORE_SIGN(a,b) \ | ||
| 81 | "psignw "a", "b" \n\t" | ||
| 82 | #else | ||
| 83 | #define SAVE_SIGN(a,b) \ | ||
| 84 | "pxor "a", "a" \n\t"\ | ||
| 85 | "pcmpgtw "b", "a" \n\t" /* block[i] <= 0 ? 0xFF : 0x00 */\ | ||
| 86 | "pxor "a", "b" \n\t"\ | ||
| 87 | "psubw "a", "b" \n\t" /* ABS(block[i]) */ | ||
| 88 | #define RESTORE_SIGN(a,b) \ | ||
| 89 | "pxor "a", "b" \n\t"\ | ||
| 90 | "psubw "a", "b" \n\t" // out=((ABS(block[i])*qmat[0] - bias[0]*qmat[0])>>16)*sign(block[i]) | ||
| 91 | #endif | ||
| 92 | |||
| 93 | ✗ | static int RENAME(dct_quantize)(MpegEncContext *s, | |
| 94 | int16_t *block, int n, | ||
| 95 | int qscale, int *overflow) | ||
| 96 | { | ||
| 97 | x86_reg last_non_zero_p1; | ||
| 98 | ✗ | int level=0, q; //=0 is because gcc says uninitialized ... | |
| 99 | const uint16_t *qmat, *bias; | ||
| 100 | ✗ | LOCAL_ALIGNED_16(int16_t, temp_block, [64]); | |
| 101 | |||
| 102 | av_assert2((7&(uintptr_t)(&temp_block[0])) == 0); //did gcc align it correctly? | ||
| 103 | |||
| 104 | //s->fdct (block); | ||
| 105 | ✗ | RENAME_FDCT(ff_fdct)(block); // cannot be anything else ... | |
| 106 | |||
| 107 | ✗ | if(s->dct_error_sum) | |
| 108 | ✗ | s->denoise_dct(s, block); | |
| 109 | |||
| 110 | ✗ | if (s->mb_intra) { | |
| 111 | int dummy; | ||
| 112 | ✗ | if (n < 4){ | |
| 113 | ✗ | q = s->y_dc_scale; | |
| 114 | ✗ | bias = s->q_intra_matrix16[qscale][1]; | |
| 115 | ✗ | qmat = s->q_intra_matrix16[qscale][0]; | |
| 116 | }else{ | ||
| 117 | ✗ | q = s->c_dc_scale; | |
| 118 | ✗ | bias = s->q_chroma_intra_matrix16[qscale][1]; | |
| 119 | ✗ | qmat = s->q_chroma_intra_matrix16[qscale][0]; | |
| 120 | } | ||
| 121 | /* note: block[0] is assumed to be positive */ | ||
| 122 | ✗ | if (!s->h263_aic) { | |
| 123 | ✗ | __asm__ volatile ( | |
| 124 | "mul %%ecx \n\t" | ||
| 125 | : "=d" (level), "=a"(dummy) | ||
| 126 | ✗ | : "a" ((block[0]>>2) + q), "c" (ff_inverse[q<<1]) | |
| 127 | ); | ||
| 128 | } else | ||
| 129 | /* For AIC we skip quant/dequant of INTRADC */ | ||
| 130 | ✗ | level = (block[0] + 4)>>3; | |
| 131 | |||
| 132 | ✗ | block[0]=0; //avoid fake overflow | |
| 133 | // temp_block[0] = (block[0] + (q >> 1)) / q; | ||
| 134 | ✗ | last_non_zero_p1 = 1; | |
| 135 | } else { | ||
| 136 | ✗ | last_non_zero_p1 = 0; | |
| 137 | ✗ | bias = s->q_inter_matrix16[qscale][1]; | |
| 138 | ✗ | qmat = s->q_inter_matrix16[qscale][0]; | |
| 139 | } | ||
| 140 | |||
| 141 | ✗ | if((s->out_format == FMT_H263 || s->out_format == FMT_H261) && s->mpeg_quant==0){ | |
| 142 | |||
| 143 | ✗ | __asm__ volatile( | |
| 144 | "movd %%"FF_REG_a", "MM"3 \n\t" // last_non_zero_p1 | ||
| 145 | SPREADW(MM"3") | ||
| 146 | "pxor "MM"7, "MM"7 \n\t" // 0 | ||
| 147 | "pxor "MM"4, "MM"4 \n\t" // 0 | ||
| 148 | MOVQ" (%2), "MM"5 \n\t" // qmat[0] | ||
| 149 | "pxor "MM"6, "MM"6 \n\t" | ||
| 150 | "psubw (%3), "MM"6 \n\t" // -bias[0] | ||
| 151 | "mov $-128, %%"FF_REG_a" \n\t" | ||
| 152 | ".p2align 4 \n\t" | ||
| 153 | "1: \n\t" | ||
| 154 | MOVQ" (%1, %%"FF_REG_a"), "MM"0 \n\t" // block[i] | ||
| 155 | SAVE_SIGN(MM"1", MM"0") // ABS(block[i]) | ||
| 156 | "psubusw "MM"6, "MM"0 \n\t" // ABS(block[i]) + bias[0] | ||
| 157 | "pmulhw "MM"5, "MM"0 \n\t" // (ABS(block[i])*qmat[0] - bias[0]*qmat[0])>>16 | ||
| 158 | "por "MM"0, "MM"4 \n\t" | ||
| 159 | RESTORE_SIGN(MM"1", MM"0") // out=((ABS(block[i])*qmat[0] - bias[0]*qmat[0])>>16)*sign(block[i]) | ||
| 160 | MOVQ" "MM"0, (%5, %%"FF_REG_a") \n\t" | ||
| 161 | "pcmpeqw "MM"7, "MM"0 \n\t" // out==0 ? 0xFF : 0x00 | ||
| 162 | MOVQ" (%4, %%"FF_REG_a"), "MM"1 \n\t" | ||
| 163 | MOVQ" "MM"7, (%1, %%"FF_REG_a") \n\t" // 0 | ||
| 164 | "pandn "MM"1, "MM"0 \n\t" | ||
| 165 | PMAXW(MM"0", MM"3") | ||
| 166 | "add $"MMREG_WIDTH", %%"FF_REG_a" \n\t" | ||
| 167 | " js 1b \n\t" | ||
| 168 | PMAX(MM"3", MM"0") | ||
| 169 | "movd "MM"3, %%"FF_REG_a" \n\t" | ||
| 170 | "movzbl %%al, %%eax \n\t" // last_non_zero_p1 | ||
| 171 | : "+a" (last_non_zero_p1) | ||
| 172 | ✗ | : "r" (block+64), "r" (qmat), "r" (bias), | |
| 173 | ✗ | "r" (inv_zigzag_direct16 + 64), "r" (temp_block + 64) | |
| 174 | XMM_CLOBBERS_ONLY("%xmm0", "%xmm1", "%xmm2", "%xmm3", | ||
| 175 | "%xmm4", "%xmm5", "%xmm6", "%xmm7") | ||
| 176 | ); | ||
| 177 | }else{ // FMT_H263 | ||
| 178 | ✗ | __asm__ volatile( | |
| 179 | "movd %%"FF_REG_a", "MM"3 \n\t" // last_non_zero_p1 | ||
| 180 | SPREADW(MM"3") | ||
| 181 | "pxor "MM"7, "MM"7 \n\t" // 0 | ||
| 182 | "pxor "MM"4, "MM"4 \n\t" // 0 | ||
| 183 | "mov $-128, %%"FF_REG_a" \n\t" | ||
| 184 | ".p2align 4 \n\t" | ||
| 185 | "1: \n\t" | ||
| 186 | MOVQ" (%1, %%"FF_REG_a"), "MM"0 \n\t" // block[i] | ||
| 187 | SAVE_SIGN(MM"1", MM"0") // ABS(block[i]) | ||
| 188 | MOVQ" (%3, %%"FF_REG_a"), "MM"6 \n\t" // bias[0] | ||
| 189 | "paddusw "MM"6, "MM"0 \n\t" // ABS(block[i]) + bias[0] | ||
| 190 | MOVQ" (%2, %%"FF_REG_a"), "MM"5 \n\t" // qmat[i] | ||
| 191 | "pmulhw "MM"5, "MM"0 \n\t" // (ABS(block[i])*qmat[0] + bias[0]*qmat[0])>>16 | ||
| 192 | "por "MM"0, "MM"4 \n\t" | ||
| 193 | RESTORE_SIGN(MM"1", MM"0") // out=((ABS(block[i])*qmat[0] - bias[0]*qmat[0])>>16)*sign(block[i]) | ||
| 194 | MOVQ" "MM"0, (%5, %%"FF_REG_a") \n\t" | ||
| 195 | "pcmpeqw "MM"7, "MM"0 \n\t" // out==0 ? 0xFF : 0x00 | ||
| 196 | MOVQ" (%4, %%"FF_REG_a"), "MM"1 \n\t" | ||
| 197 | MOVQ" "MM"7, (%1, %%"FF_REG_a") \n\t" // 0 | ||
| 198 | "pandn "MM"1, "MM"0 \n\t" | ||
| 199 | PMAXW(MM"0", MM"3") | ||
| 200 | "add $"MMREG_WIDTH", %%"FF_REG_a" \n\t" | ||
| 201 | " js 1b \n\t" | ||
| 202 | PMAX(MM"3", MM"0") | ||
| 203 | "movd "MM"3, %%"FF_REG_a" \n\t" | ||
| 204 | "movzbl %%al, %%eax \n\t" // last_non_zero_p1 | ||
| 205 | : "+a" (last_non_zero_p1) | ||
| 206 | ✗ | : "r" (block+64), "r" (qmat+64), "r" (bias+64), | |
| 207 | ✗ | "r" (inv_zigzag_direct16 + 64), "r" (temp_block + 64) | |
| 208 | XMM_CLOBBERS_ONLY("%xmm0", "%xmm1", "%xmm2", "%xmm3", | ||
| 209 | "%xmm4", "%xmm5", "%xmm6", "%xmm7") | ||
| 210 | ); | ||
| 211 | } | ||
| 212 | ✗ | __asm__ volatile( | |
| 213 | "movd %1, "MM"1 \n\t" // max_qcoeff | ||
| 214 | SPREADW(MM"1") | ||
| 215 | "psubusw "MM"1, "MM"4 \n\t" | ||
| 216 | "packuswb "MM"4, "MM"4 \n\t" | ||
| 217 | #if COMPILE_TEMPLATE_SSE2 | ||
| 218 | "packsswb "MM"4, "MM"4 \n\t" | ||
| 219 | #endif | ||
| 220 | "movd "MM"4, %0 \n\t" // *overflow | ||
| 221 | : "=g" (*overflow) | ||
| 222 | ✗ | : "g" (s->max_qcoeff) | |
| 223 | ); | ||
| 224 | |||
| 225 | ✗ | if(s->mb_intra) block[0]= level; | |
| 226 | ✗ | else block[0]= temp_block[0]; | |
| 227 | |||
| 228 | ✗ | if (s->idsp.perm_type == FF_IDCT_PERM_SIMPLE) { | |
| 229 | ✗ | if(last_non_zero_p1 <= 1) goto end; | |
| 230 | ✗ | block[0x08] = temp_block[0x01]; block[0x10] = temp_block[0x08]; | |
| 231 | ✗ | block[0x20] = temp_block[0x10]; | |
| 232 | ✗ | if(last_non_zero_p1 <= 4) goto end; | |
| 233 | ✗ | block[0x18] = temp_block[0x09]; block[0x04] = temp_block[0x02]; | |
| 234 | ✗ | block[0x09] = temp_block[0x03]; | |
| 235 | ✗ | if(last_non_zero_p1 <= 7) goto end; | |
| 236 | ✗ | block[0x14] = temp_block[0x0A]; block[0x28] = temp_block[0x11]; | |
| 237 | ✗ | block[0x12] = temp_block[0x18]; block[0x02] = temp_block[0x20]; | |
| 238 | ✗ | if(last_non_zero_p1 <= 11) goto end; | |
| 239 | ✗ | block[0x1A] = temp_block[0x19]; block[0x24] = temp_block[0x12]; | |
| 240 | ✗ | block[0x19] = temp_block[0x0B]; block[0x01] = temp_block[0x04]; | |
| 241 | ✗ | block[0x0C] = temp_block[0x05]; | |
| 242 | ✗ | if(last_non_zero_p1 <= 16) goto end; | |
| 243 | ✗ | block[0x11] = temp_block[0x0C]; block[0x29] = temp_block[0x13]; | |
| 244 | ✗ | block[0x16] = temp_block[0x1A]; block[0x0A] = temp_block[0x21]; | |
| 245 | ✗ | block[0x30] = temp_block[0x28]; block[0x22] = temp_block[0x30]; | |
| 246 | ✗ | block[0x38] = temp_block[0x29]; block[0x06] = temp_block[0x22]; | |
| 247 | ✗ | if(last_non_zero_p1 <= 24) goto end; | |
| 248 | ✗ | block[0x1B] = temp_block[0x1B]; block[0x21] = temp_block[0x14]; | |
| 249 | ✗ | block[0x1C] = temp_block[0x0D]; block[0x05] = temp_block[0x06]; | |
| 250 | ✗ | block[0x0D] = temp_block[0x07]; block[0x15] = temp_block[0x0E]; | |
| 251 | ✗ | block[0x2C] = temp_block[0x15]; block[0x13] = temp_block[0x1C]; | |
| 252 | ✗ | if(last_non_zero_p1 <= 32) goto end; | |
| 253 | ✗ | block[0x0B] = temp_block[0x23]; block[0x34] = temp_block[0x2A]; | |
| 254 | ✗ | block[0x2A] = temp_block[0x31]; block[0x32] = temp_block[0x38]; | |
| 255 | ✗ | block[0x3A] = temp_block[0x39]; block[0x26] = temp_block[0x32]; | |
| 256 | ✗ | block[0x39] = temp_block[0x2B]; block[0x03] = temp_block[0x24]; | |
| 257 | ✗ | if(last_non_zero_p1 <= 40) goto end; | |
| 258 | ✗ | block[0x1E] = temp_block[0x1D]; block[0x25] = temp_block[0x16]; | |
| 259 | ✗ | block[0x1D] = temp_block[0x0F]; block[0x2D] = temp_block[0x17]; | |
| 260 | ✗ | block[0x17] = temp_block[0x1E]; block[0x0E] = temp_block[0x25]; | |
| 261 | ✗ | block[0x31] = temp_block[0x2C]; block[0x2B] = temp_block[0x33]; | |
| 262 | ✗ | if(last_non_zero_p1 <= 48) goto end; | |
| 263 | ✗ | block[0x36] = temp_block[0x3A]; block[0x3B] = temp_block[0x3B]; | |
| 264 | ✗ | block[0x23] = temp_block[0x34]; block[0x3C] = temp_block[0x2D]; | |
| 265 | ✗ | block[0x07] = temp_block[0x26]; block[0x1F] = temp_block[0x1F]; | |
| 266 | ✗ | block[0x0F] = temp_block[0x27]; block[0x35] = temp_block[0x2E]; | |
| 267 | ✗ | if(last_non_zero_p1 <= 56) goto end; | |
| 268 | ✗ | block[0x2E] = temp_block[0x35]; block[0x33] = temp_block[0x3C]; | |
| 269 | ✗ | block[0x3E] = temp_block[0x3D]; block[0x27] = temp_block[0x36]; | |
| 270 | ✗ | block[0x3D] = temp_block[0x2F]; block[0x2F] = temp_block[0x37]; | |
| 271 | ✗ | block[0x37] = temp_block[0x3E]; block[0x3F] = temp_block[0x3F]; | |
| 272 | ✗ | }else if(s->idsp.perm_type == FF_IDCT_PERM_LIBMPEG2){ | |
| 273 | ✗ | if(last_non_zero_p1 <= 1) goto end; | |
| 274 | ✗ | block[0x04] = temp_block[0x01]; | |
| 275 | ✗ | block[0x08] = temp_block[0x08]; block[0x10] = temp_block[0x10]; | |
| 276 | ✗ | if(last_non_zero_p1 <= 4) goto end; | |
| 277 | ✗ | block[0x0C] = temp_block[0x09]; block[0x01] = temp_block[0x02]; | |
| 278 | ✗ | block[0x05] = temp_block[0x03]; | |
| 279 | ✗ | if(last_non_zero_p1 <= 7) goto end; | |
| 280 | ✗ | block[0x09] = temp_block[0x0A]; block[0x14] = temp_block[0x11]; | |
| 281 | ✗ | block[0x18] = temp_block[0x18]; block[0x20] = temp_block[0x20]; | |
| 282 | ✗ | if(last_non_zero_p1 <= 11) goto end; | |
| 283 | ✗ | block[0x1C] = temp_block[0x19]; | |
| 284 | ✗ | block[0x11] = temp_block[0x12]; block[0x0D] = temp_block[0x0B]; | |
| 285 | ✗ | block[0x02] = temp_block[0x04]; block[0x06] = temp_block[0x05]; | |
| 286 | ✗ | if(last_non_zero_p1 <= 16) goto end; | |
| 287 | ✗ | block[0x0A] = temp_block[0x0C]; block[0x15] = temp_block[0x13]; | |
| 288 | ✗ | block[0x19] = temp_block[0x1A]; block[0x24] = temp_block[0x21]; | |
| 289 | ✗ | block[0x28] = temp_block[0x28]; block[0x30] = temp_block[0x30]; | |
| 290 | ✗ | block[0x2C] = temp_block[0x29]; block[0x21] = temp_block[0x22]; | |
| 291 | ✗ | if(last_non_zero_p1 <= 24) goto end; | |
| 292 | ✗ | block[0x1D] = temp_block[0x1B]; block[0x12] = temp_block[0x14]; | |
| 293 | ✗ | block[0x0E] = temp_block[0x0D]; block[0x03] = temp_block[0x06]; | |
| 294 | ✗ | block[0x07] = temp_block[0x07]; block[0x0B] = temp_block[0x0E]; | |
| 295 | ✗ | block[0x16] = temp_block[0x15]; block[0x1A] = temp_block[0x1C]; | |
| 296 | ✗ | if(last_non_zero_p1 <= 32) goto end; | |
| 297 | ✗ | block[0x25] = temp_block[0x23]; block[0x29] = temp_block[0x2A]; | |
| 298 | ✗ | block[0x34] = temp_block[0x31]; block[0x38] = temp_block[0x38]; | |
| 299 | ✗ | block[0x3C] = temp_block[0x39]; block[0x31] = temp_block[0x32]; | |
| 300 | ✗ | block[0x2D] = temp_block[0x2B]; block[0x22] = temp_block[0x24]; | |
| 301 | ✗ | if(last_non_zero_p1 <= 40) goto end; | |
| 302 | ✗ | block[0x1E] = temp_block[0x1D]; block[0x13] = temp_block[0x16]; | |
| 303 | ✗ | block[0x0F] = temp_block[0x0F]; block[0x17] = temp_block[0x17]; | |
| 304 | ✗ | block[0x1B] = temp_block[0x1E]; block[0x26] = temp_block[0x25]; | |
| 305 | ✗ | block[0x2A] = temp_block[0x2C]; block[0x35] = temp_block[0x33]; | |
| 306 | ✗ | if(last_non_zero_p1 <= 48) goto end; | |
| 307 | ✗ | block[0x39] = temp_block[0x3A]; block[0x3D] = temp_block[0x3B]; | |
| 308 | ✗ | block[0x32] = temp_block[0x34]; block[0x2E] = temp_block[0x2D]; | |
| 309 | ✗ | block[0x23] = temp_block[0x26]; block[0x1F] = temp_block[0x1F]; | |
| 310 | ✗ | block[0x27] = temp_block[0x27]; block[0x2B] = temp_block[0x2E]; | |
| 311 | ✗ | if(last_non_zero_p1 <= 56) goto end; | |
| 312 | ✗ | block[0x36] = temp_block[0x35]; block[0x3A] = temp_block[0x3C]; | |
| 313 | ✗ | block[0x3E] = temp_block[0x3D]; block[0x33] = temp_block[0x36]; | |
| 314 | ✗ | block[0x2F] = temp_block[0x2F]; block[0x37] = temp_block[0x37]; | |
| 315 | ✗ | block[0x3B] = temp_block[0x3E]; block[0x3F] = temp_block[0x3F]; | |
| 316 | ✗ | } else if (s->idsp.perm_type == FF_IDCT_PERM_NONE) { | |
| 317 | ✗ | if(last_non_zero_p1 <= 1) goto end; | |
| 318 | ✗ | block[0x01] = temp_block[0x01]; | |
| 319 | ✗ | block[0x08] = temp_block[0x08]; block[0x10] = temp_block[0x10]; | |
| 320 | ✗ | if(last_non_zero_p1 <= 4) goto end; | |
| 321 | ✗ | block[0x09] = temp_block[0x09]; block[0x02] = temp_block[0x02]; | |
| 322 | ✗ | block[0x03] = temp_block[0x03]; | |
| 323 | ✗ | if(last_non_zero_p1 <= 7) goto end; | |
| 324 | ✗ | block[0x0A] = temp_block[0x0A]; block[0x11] = temp_block[0x11]; | |
| 325 | ✗ | block[0x18] = temp_block[0x18]; block[0x20] = temp_block[0x20]; | |
| 326 | ✗ | if(last_non_zero_p1 <= 11) goto end; | |
| 327 | ✗ | block[0x19] = temp_block[0x19]; | |
| 328 | ✗ | block[0x12] = temp_block[0x12]; block[0x0B] = temp_block[0x0B]; | |
| 329 | ✗ | block[0x04] = temp_block[0x04]; block[0x05] = temp_block[0x05]; | |
| 330 | ✗ | if(last_non_zero_p1 <= 16) goto end; | |
| 331 | ✗ | block[0x0C] = temp_block[0x0C]; block[0x13] = temp_block[0x13]; | |
| 332 | ✗ | block[0x1A] = temp_block[0x1A]; block[0x21] = temp_block[0x21]; | |
| 333 | ✗ | block[0x28] = temp_block[0x28]; block[0x30] = temp_block[0x30]; | |
| 334 | ✗ | block[0x29] = temp_block[0x29]; block[0x22] = temp_block[0x22]; | |
| 335 | ✗ | if(last_non_zero_p1 <= 24) goto end; | |
| 336 | ✗ | block[0x1B] = temp_block[0x1B]; block[0x14] = temp_block[0x14]; | |
| 337 | ✗ | block[0x0D] = temp_block[0x0D]; block[0x06] = temp_block[0x06]; | |
| 338 | ✗ | block[0x07] = temp_block[0x07]; block[0x0E] = temp_block[0x0E]; | |
| 339 | ✗ | block[0x15] = temp_block[0x15]; block[0x1C] = temp_block[0x1C]; | |
| 340 | ✗ | if(last_non_zero_p1 <= 32) goto end; | |
| 341 | ✗ | block[0x23] = temp_block[0x23]; block[0x2A] = temp_block[0x2A]; | |
| 342 | ✗ | block[0x31] = temp_block[0x31]; block[0x38] = temp_block[0x38]; | |
| 343 | ✗ | block[0x39] = temp_block[0x39]; block[0x32] = temp_block[0x32]; | |
| 344 | ✗ | block[0x2B] = temp_block[0x2B]; block[0x24] = temp_block[0x24]; | |
| 345 | ✗ | if(last_non_zero_p1 <= 40) goto end; | |
| 346 | ✗ | block[0x1D] = temp_block[0x1D]; block[0x16] = temp_block[0x16]; | |
| 347 | ✗ | block[0x0F] = temp_block[0x0F]; block[0x17] = temp_block[0x17]; | |
| 348 | ✗ | block[0x1E] = temp_block[0x1E]; block[0x25] = temp_block[0x25]; | |
| 349 | ✗ | block[0x2C] = temp_block[0x2C]; block[0x33] = temp_block[0x33]; | |
| 350 | ✗ | if(last_non_zero_p1 <= 48) goto end; | |
| 351 | ✗ | block[0x3A] = temp_block[0x3A]; block[0x3B] = temp_block[0x3B]; | |
| 352 | ✗ | block[0x34] = temp_block[0x34]; block[0x2D] = temp_block[0x2D]; | |
| 353 | ✗ | block[0x26] = temp_block[0x26]; block[0x1F] = temp_block[0x1F]; | |
| 354 | ✗ | block[0x27] = temp_block[0x27]; block[0x2E] = temp_block[0x2E]; | |
| 355 | ✗ | if(last_non_zero_p1 <= 56) goto end; | |
| 356 | ✗ | block[0x35] = temp_block[0x35]; block[0x3C] = temp_block[0x3C]; | |
| 357 | ✗ | block[0x3D] = temp_block[0x3D]; block[0x36] = temp_block[0x36]; | |
| 358 | ✗ | block[0x2F] = temp_block[0x2F]; block[0x37] = temp_block[0x37]; | |
| 359 | ✗ | block[0x3E] = temp_block[0x3E]; block[0x3F] = temp_block[0x3F]; | |
| 360 | ✗ | } else if (s->idsp.perm_type == FF_IDCT_PERM_TRANSPOSE) { | |
| 361 | ✗ | if(last_non_zero_p1 <= 1) goto end; | |
| 362 | ✗ | block[0x08] = temp_block[0x01]; | |
| 363 | ✗ | block[0x01] = temp_block[0x08]; block[0x02] = temp_block[0x10]; | |
| 364 | ✗ | if(last_non_zero_p1 <= 4) goto end; | |
| 365 | ✗ | block[0x09] = temp_block[0x09]; block[0x10] = temp_block[0x02]; | |
| 366 | ✗ | block[0x18] = temp_block[0x03]; | |
| 367 | ✗ | if(last_non_zero_p1 <= 7) goto end; | |
| 368 | ✗ | block[0x11] = temp_block[0x0A]; block[0x0A] = temp_block[0x11]; | |
| 369 | ✗ | block[0x03] = temp_block[0x18]; block[0x04] = temp_block[0x20]; | |
| 370 | ✗ | if(last_non_zero_p1 <= 11) goto end; | |
| 371 | ✗ | block[0x0B] = temp_block[0x19]; | |
| 372 | ✗ | block[0x12] = temp_block[0x12]; block[0x19] = temp_block[0x0B]; | |
| 373 | ✗ | block[0x20] = temp_block[0x04]; block[0x28] = temp_block[0x05]; | |
| 374 | ✗ | if(last_non_zero_p1 <= 16) goto end; | |
| 375 | ✗ | block[0x21] = temp_block[0x0C]; block[0x1A] = temp_block[0x13]; | |
| 376 | ✗ | block[0x13] = temp_block[0x1A]; block[0x0C] = temp_block[0x21]; | |
| 377 | ✗ | block[0x05] = temp_block[0x28]; block[0x06] = temp_block[0x30]; | |
| 378 | ✗ | block[0x0D] = temp_block[0x29]; block[0x14] = temp_block[0x22]; | |
| 379 | ✗ | if(last_non_zero_p1 <= 24) goto end; | |
| 380 | ✗ | block[0x1B] = temp_block[0x1B]; block[0x22] = temp_block[0x14]; | |
| 381 | ✗ | block[0x29] = temp_block[0x0D]; block[0x30] = temp_block[0x06]; | |
| 382 | ✗ | block[0x38] = temp_block[0x07]; block[0x31] = temp_block[0x0E]; | |
| 383 | ✗ | block[0x2A] = temp_block[0x15]; block[0x23] = temp_block[0x1C]; | |
| 384 | ✗ | if(last_non_zero_p1 <= 32) goto end; | |
| 385 | ✗ | block[0x1C] = temp_block[0x23]; block[0x15] = temp_block[0x2A]; | |
| 386 | ✗ | block[0x0E] = temp_block[0x31]; block[0x07] = temp_block[0x38]; | |
| 387 | ✗ | block[0x0F] = temp_block[0x39]; block[0x16] = temp_block[0x32]; | |
| 388 | ✗ | block[0x1D] = temp_block[0x2B]; block[0x24] = temp_block[0x24]; | |
| 389 | ✗ | if(last_non_zero_p1 <= 40) goto end; | |
| 390 | ✗ | block[0x2B] = temp_block[0x1D]; block[0x32] = temp_block[0x16]; | |
| 391 | ✗ | block[0x39] = temp_block[0x0F]; block[0x3A] = temp_block[0x17]; | |
| 392 | ✗ | block[0x33] = temp_block[0x1E]; block[0x2C] = temp_block[0x25]; | |
| 393 | ✗ | block[0x25] = temp_block[0x2C]; block[0x1E] = temp_block[0x33]; | |
| 394 | ✗ | if(last_non_zero_p1 <= 48) goto end; | |
| 395 | ✗ | block[0x17] = temp_block[0x3A]; block[0x1F] = temp_block[0x3B]; | |
| 396 | ✗ | block[0x26] = temp_block[0x34]; block[0x2D] = temp_block[0x2D]; | |
| 397 | ✗ | block[0x34] = temp_block[0x26]; block[0x3B] = temp_block[0x1F]; | |
| 398 | ✗ | block[0x3C] = temp_block[0x27]; block[0x35] = temp_block[0x2E]; | |
| 399 | ✗ | if(last_non_zero_p1 <= 56) goto end; | |
| 400 | ✗ | block[0x2E] = temp_block[0x35]; block[0x27] = temp_block[0x3C]; | |
| 401 | ✗ | block[0x2F] = temp_block[0x3D]; block[0x36] = temp_block[0x36]; | |
| 402 | ✗ | block[0x3D] = temp_block[0x2F]; block[0x3E] = temp_block[0x37]; | |
| 403 | ✗ | block[0x37] = temp_block[0x3E]; block[0x3F] = temp_block[0x3F]; | |
| 404 | } else { | ||
| 405 | ✗ | av_log(s, AV_LOG_DEBUG, "s->idsp.perm_type: %d\n", | |
| 406 | ✗ | (int)s->idsp.perm_type); | |
| 407 | ✗ | av_assert0(s->idsp.perm_type == FF_IDCT_PERM_NONE || | |
| 408 | s->idsp.perm_type == FF_IDCT_PERM_LIBMPEG2 || | ||
| 409 | s->idsp.perm_type == FF_IDCT_PERM_SIMPLE || | ||
| 410 | s->idsp.perm_type == FF_IDCT_PERM_TRANSPOSE); | ||
| 411 | } | ||
| 412 | ✗ | end: | |
| 413 | ✗ | return last_non_zero_p1 - 1; | |
| 414 | } | ||
| 415 |