Libav
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00001 /* 00002 * Intel Indeo 3 (IV31, IV32, etc.) video decoder for ffmpeg 00003 * written, produced, and directed by Alan Smithee 00004 * 00005 * This file is part of FFmpeg. 00006 * 00007 * FFmpeg is free software; you can redistribute it and/or 00008 * modify it under the terms of the GNU Lesser General Public 00009 * License as published by the Free Software Foundation; either 00010 * version 2.1 of the License, or (at your option) any later version. 00011 * 00012 * FFmpeg is distributed in the hope that it will be useful, 00013 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00014 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00015 * Lesser General Public License for more details. 00016 * 00017 * You should have received a copy of the GNU Lesser General Public 00018 * License along with FFmpeg; if not, write to the Free Software 00019 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 00020 */ 00021 00022 #include <stdio.h> 00023 #include <stdlib.h> 00024 #include <string.h> 00025 00026 #include "avcodec.h" 00027 #include "dsputil.h" 00028 #include "bytestream.h" 00029 00030 #include "indeo3data.h" 00031 00032 typedef struct 00033 { 00034 uint8_t *Ybuf; 00035 uint8_t *Ubuf; 00036 uint8_t *Vbuf; 00037 unsigned short y_w, y_h; 00038 unsigned short uv_w, uv_h; 00039 } YUVBufs; 00040 00041 typedef struct Indeo3DecodeContext { 00042 AVCodecContext *avctx; 00043 int width, height; 00044 AVFrame frame; 00045 00046 uint8_t *buf; 00047 YUVBufs iv_frame[2]; 00048 YUVBufs *cur_frame; 00049 YUVBufs *ref_frame; 00050 00051 uint8_t *ModPred; 00052 uint8_t *corrector_type; 00053 } Indeo3DecodeContext; 00054 00055 static const uint8_t corrector_type_0[24] = { 00056 195, 159, 133, 115, 101, 93, 87, 77, 00057 195, 159, 133, 115, 101, 93, 87, 77, 00058 128, 79, 79, 79, 79, 79, 79, 79 00059 }; 00060 00061 static const uint8_t corrector_type_2[8] = { 9, 7, 6, 8, 5, 4, 3, 2 }; 00062 00063 static av_cold int build_modpred(Indeo3DecodeContext *s) 00064 { 00065 int i, j; 00066 00067 if (!(s->ModPred = av_malloc(8 * 128))) 00068 return AVERROR(ENOMEM); 00069 00070 for (i=0; i < 128; ++i) { 00071 s->ModPred[i+0*128] = i > 126 ? 254 : 2*(i + 1 - ((i + 1) % 2)); 00072 s->ModPred[i+1*128] = i == 7 ? 20 : 00073 i == 119 || 00074 i == 120 ? 236 : 2*(i + 2 - ((i + 1) % 3)); 00075 s->ModPred[i+2*128] = i > 125 ? 248 : 2*(i + 2 - ((i + 2) % 4)); 00076 s->ModPred[i+3*128] = 2*(i + 1 - ((i - 3) % 5)); 00077 s->ModPred[i+4*128] = i == 8 ? 20 : 2*(i + 1 - ((i - 3) % 6)); 00078 s->ModPred[i+5*128] = 2*(i + 4 - ((i + 3) % 7)); 00079 s->ModPred[i+6*128] = i > 123 ? 240 : 2*(i + 4 - ((i + 4) % 8)); 00080 s->ModPred[i+7*128] = 2*(i + 5 - ((i + 4) % 9)); 00081 } 00082 00083 if (!(s->corrector_type = av_malloc(24 * 256))) 00084 return AVERROR(ENOMEM); 00085 00086 for (i=0; i < 24; ++i) { 00087 for (j=0; j < 256; ++j) { 00088 s->corrector_type[i*256+j] = j < corrector_type_0[i] ? 1 : 00089 j < 248 || (i == 16 && j == 248) ? 0 : 00090 corrector_type_2[j - 248]; 00091 } 00092 } 00093 00094 return 0; 00095 } 00096 00097 static av_cold int iv_alloc_frames(Indeo3DecodeContext *s) 00098 { 00099 int luma_width = (s->width + 3) & ~3, 00100 luma_height = (s->height + 3) & ~3, 00101 chroma_width = ((luma_width >> 2) + 3) & ~3, 00102 chroma_height = ((luma_height >> 2) + 3) & ~3, 00103 luma_pixels = luma_width * luma_height, 00104 chroma_pixels = chroma_width * chroma_height, 00105 i; 00106 unsigned int bufsize = luma_pixels * 2 + luma_width * 3 + 00107 (chroma_pixels + chroma_width) * 4; 00108 00109 av_freep(&s->buf); 00110 if(!(s->buf = av_malloc(bufsize))) 00111 return AVERROR(ENOMEM); 00112 s->iv_frame[0].y_w = s->iv_frame[1].y_w = luma_width; 00113 s->iv_frame[0].y_h = s->iv_frame[1].y_h = luma_height; 00114 s->iv_frame[0].uv_w = s->iv_frame[1].uv_w = chroma_width; 00115 s->iv_frame[0].uv_h = s->iv_frame[1].uv_h = chroma_height; 00116 00117 s->iv_frame[0].Ybuf = s->buf + luma_width; 00118 i = luma_pixels + luma_width * 2; 00119 s->iv_frame[1].Ybuf = s->buf + i; 00120 i += (luma_pixels + luma_width); 00121 s->iv_frame[0].Ubuf = s->buf + i; 00122 i += (chroma_pixels + chroma_width); 00123 s->iv_frame[1].Ubuf = s->buf + i; 00124 i += (chroma_pixels + chroma_width); 00125 s->iv_frame[0].Vbuf = s->buf + i; 00126 i += (chroma_pixels + chroma_width); 00127 s->iv_frame[1].Vbuf = s->buf + i; 00128 00129 for(i = 1; i <= luma_width; i++) 00130 s->iv_frame[0].Ybuf[-i] = s->iv_frame[1].Ybuf[-i] = 00131 s->iv_frame[0].Ubuf[-i] = 0x80; 00132 00133 for(i = 1; i <= chroma_width; i++) { 00134 s->iv_frame[1].Ubuf[-i] = 0x80; 00135 s->iv_frame[0].Vbuf[-i] = 0x80; 00136 s->iv_frame[1].Vbuf[-i] = 0x80; 00137 s->iv_frame[1].Vbuf[chroma_pixels+i-1] = 0x80; 00138 } 00139 00140 return 0; 00141 } 00142 00143 static av_cold void iv_free_func(Indeo3DecodeContext *s) 00144 { 00145 av_freep(&s->buf); 00146 av_freep(&s->ModPred); 00147 av_freep(&s->corrector_type); 00148 } 00149 00150 struct ustr { 00151 long xpos; 00152 long ypos; 00153 long width; 00154 long height; 00155 long split_flag; 00156 long split_direction; 00157 long usl7; 00158 }; 00159 00160 00161 #define LV1_CHECK(buf1,rle_v3,lv1,lp2) \ 00162 if((lv1 & 0x80) != 0) { \ 00163 if(rle_v3 != 0) \ 00164 rle_v3 = 0; \ 00165 else { \ 00166 rle_v3 = 1; \ 00167 buf1 -= 2; \ 00168 } \ 00169 } \ 00170 lp2 = 4; 00171 00172 00173 #define RLE_V3_CHECK(buf1,rle_v1,rle_v2,rle_v3) \ 00174 if(rle_v3 == 0) { \ 00175 rle_v2 = *buf1; \ 00176 rle_v1 = 1; \ 00177 if(rle_v2 > 32) { \ 00178 rle_v2 -= 32; \ 00179 rle_v1 = 0; \ 00180 } \ 00181 rle_v3 = 1; \ 00182 } \ 00183 buf1--; 00184 00185 00186 #define LP2_CHECK(buf1,rle_v3,lp2) \ 00187 if(lp2 == 0 && rle_v3 != 0) \ 00188 rle_v3 = 0; \ 00189 else { \ 00190 buf1--; \ 00191 rle_v3 = 1; \ 00192 } 00193 00194 00195 #define RLE_V2_CHECK(buf1,rle_v2, rle_v3,lp2) \ 00196 rle_v2--; \ 00197 if(rle_v2 == 0) { \ 00198 rle_v3 = 0; \ 00199 buf1 += 2; \ 00200 } \ 00201 lp2 = 4; 00202 00203 static void iv_Decode_Chunk(Indeo3DecodeContext *s, 00204 uint8_t *cur, uint8_t *ref, int width, int height, 00205 const uint8_t *buf1, long cb_offset, const uint8_t *hdr, 00206 const uint8_t *buf2, int min_width_160) 00207 { 00208 uint8_t bit_buf; 00209 unsigned long bit_pos, lv, lv1, lv2; 00210 long *width_tbl, width_tbl_arr[10]; 00211 const signed char *ref_vectors; 00212 uint8_t *cur_frm_pos, *ref_frm_pos, *cp, *cp2; 00213 uint32_t *cur_lp, *ref_lp; 00214 const uint32_t *correction_lp[2], *correctionloworder_lp[2], *correctionhighorder_lp[2]; 00215 uint8_t *correction_type_sp[2]; 00216 struct ustr strip_tbl[20], *strip; 00217 int i, j, k, lp1, lp2, flag1, cmd, blks_width, blks_height, region_160_width, 00218 rle_v1, rle_v2, rle_v3; 00219 unsigned short res; 00220 00221 bit_buf = 0; 00222 ref_vectors = NULL; 00223 00224 width_tbl = width_tbl_arr + 1; 00225 i = (width < 0 ? width + 3 : width)/4; 00226 for(j = -1; j < 8; j++) 00227 width_tbl[j] = i * j; 00228 00229 strip = strip_tbl; 00230 00231 for(region_160_width = 0; region_160_width < (width - min_width_160); region_160_width += min_width_160); 00232 00233 strip->ypos = strip->xpos = 0; 00234 for(strip->width = min_width_160; width > strip->width; strip->width *= 2); 00235 strip->height = height; 00236 strip->split_direction = 0; 00237 strip->split_flag = 0; 00238 strip->usl7 = 0; 00239 00240 bit_pos = 0; 00241 00242 rle_v1 = rle_v2 = rle_v3 = 0; 00243 00244 while(strip >= strip_tbl) { 00245 if(bit_pos <= 0) { 00246 bit_pos = 8; 00247 bit_buf = *buf1++; 00248 } 00249 00250 bit_pos -= 2; 00251 cmd = (bit_buf >> bit_pos) & 0x03; 00252 00253 if(cmd == 0) { 00254 strip++; 00255 if(strip >= strip_tbl + FF_ARRAY_ELEMS(strip_tbl)) { 00256 av_log(s->avctx, AV_LOG_WARNING, "out of range strip\n"); 00257 break; 00258 } 00259 memcpy(strip, strip-1, sizeof(*strip)); 00260 strip->split_flag = 1; 00261 strip->split_direction = 0; 00262 strip->height = (strip->height > 8 ? ((strip->height+8)>>4)<<3 : 4); 00263 continue; 00264 } else if(cmd == 1) { 00265 strip++; 00266 if(strip >= strip_tbl + FF_ARRAY_ELEMS(strip_tbl)) { 00267 av_log(s->avctx, AV_LOG_WARNING, "out of range strip\n"); 00268 break; 00269 } 00270 memcpy(strip, strip-1, sizeof(*strip)); 00271 strip->split_flag = 1; 00272 strip->split_direction = 1; 00273 strip->width = (strip->width > 8 ? ((strip->width+8)>>4)<<3 : 4); 00274 continue; 00275 } else if(cmd == 2) { 00276 if(strip->usl7 == 0) { 00277 strip->usl7 = 1; 00278 ref_vectors = NULL; 00279 continue; 00280 } 00281 } else if(cmd == 3) { 00282 if(strip->usl7 == 0) { 00283 strip->usl7 = 1; 00284 ref_vectors = (const signed char*)buf2 + (*buf1 * 2); 00285 buf1++; 00286 continue; 00287 } 00288 } 00289 00290 cur_frm_pos = cur + width * strip->ypos + strip->xpos; 00291 00292 if((blks_width = strip->width) < 0) 00293 blks_width += 3; 00294 blks_width >>= 2; 00295 blks_height = strip->height; 00296 00297 if(ref_vectors != NULL) { 00298 ref_frm_pos = ref + (ref_vectors[0] + strip->ypos) * width + 00299 ref_vectors[1] + strip->xpos; 00300 } else 00301 ref_frm_pos = cur_frm_pos - width_tbl[4]; 00302 00303 if(cmd == 2) { 00304 if(bit_pos <= 0) { 00305 bit_pos = 8; 00306 bit_buf = *buf1++; 00307 } 00308 00309 bit_pos -= 2; 00310 cmd = (bit_buf >> bit_pos) & 0x03; 00311 00312 if(cmd == 0 || ref_vectors != NULL) { 00313 for(lp1 = 0; lp1 < blks_width; lp1++) { 00314 for(i = 0, j = 0; i < blks_height; i++, j += width_tbl[1]) 00315 ((uint32_t *)cur_frm_pos)[j] = ((uint32_t *)ref_frm_pos)[j]; 00316 cur_frm_pos += 4; 00317 ref_frm_pos += 4; 00318 } 00319 } else if(cmd != 1) 00320 return; 00321 } else { 00322 k = *buf1 >> 4; 00323 j = *buf1 & 0x0f; 00324 buf1++; 00325 lv = j + cb_offset; 00326 00327 if((lv - 8) <= 7 && (k == 0 || k == 3 || k == 10)) { 00328 cp2 = s->ModPred + ((lv - 8) << 7); 00329 cp = ref_frm_pos; 00330 for(i = 0; i < blks_width << 2; i++) { 00331 int v = *cp >> 1; 00332 *(cp++) = cp2[v]; 00333 } 00334 } 00335 00336 if(k == 1 || k == 4) { 00337 lv = (hdr[j] & 0xf) + cb_offset; 00338 correction_type_sp[0] = s->corrector_type + (lv << 8); 00339 correction_lp[0] = correction + (lv << 8); 00340 lv = (hdr[j] >> 4) + cb_offset; 00341 correction_lp[1] = correction + (lv << 8); 00342 correction_type_sp[1] = s->corrector_type + (lv << 8); 00343 } else { 00344 correctionloworder_lp[0] = correctionloworder_lp[1] = correctionloworder + (lv << 8); 00345 correctionhighorder_lp[0] = correctionhighorder_lp[1] = correctionhighorder + (lv << 8); 00346 correction_type_sp[0] = correction_type_sp[1] = s->corrector_type + (lv << 8); 00347 correction_lp[0] = correction_lp[1] = correction + (lv << 8); 00348 } 00349 00350 switch(k) { 00351 case 1: 00352 case 0: /********** CASE 0 **********/ 00353 for( ; blks_height > 0; blks_height -= 4) { 00354 for(lp1 = 0; lp1 < blks_width; lp1++) { 00355 for(lp2 = 0; lp2 < 4; ) { 00356 k = *buf1++; 00357 cur_lp = ((uint32_t *)cur_frm_pos) + width_tbl[lp2]; 00358 ref_lp = ((uint32_t *)ref_frm_pos) + width_tbl[lp2]; 00359 00360 switch(correction_type_sp[0][k]) { 00361 case 0: 00362 *cur_lp = le2me_32(((le2me_32(*ref_lp) >> 1) + correction_lp[lp2 & 0x01][k]) << 1); 00363 lp2++; 00364 break; 00365 case 1: 00366 res = ((le2me_16(((unsigned short *)(ref_lp))[0]) >> 1) + correction_lp[lp2 & 0x01][*buf1]) << 1; 00367 ((unsigned short *)cur_lp)[0] = le2me_16(res); 00368 res = ((le2me_16(((unsigned short *)(ref_lp))[1]) >> 1) + correction_lp[lp2 & 0x01][k]) << 1; 00369 ((unsigned short *)cur_lp)[1] = le2me_16(res); 00370 buf1++; 00371 lp2++; 00372 break; 00373 case 2: 00374 if(lp2 == 0) { 00375 for(i = 0, j = 0; i < 2; i++, j += width_tbl[1]) 00376 cur_lp[j] = ref_lp[j]; 00377 lp2 += 2; 00378 } 00379 break; 00380 case 3: 00381 if(lp2 < 2) { 00382 for(i = 0, j = 0; i < (3 - lp2); i++, j += width_tbl[1]) 00383 cur_lp[j] = ref_lp[j]; 00384 lp2 = 3; 00385 } 00386 break; 00387 case 8: 00388 if(lp2 == 0) { 00389 RLE_V3_CHECK(buf1,rle_v1,rle_v2,rle_v3) 00390 00391 if(rle_v1 == 1 || ref_vectors != NULL) { 00392 for(i = 0, j = 0; i < 4; i++, j += width_tbl[1]) 00393 cur_lp[j] = ref_lp[j]; 00394 } 00395 00396 RLE_V2_CHECK(buf1,rle_v2, rle_v3,lp2) 00397 break; 00398 } else { 00399 rle_v1 = 1; 00400 rle_v2 = *buf1 - 1; 00401 } 00402 case 5: 00403 LP2_CHECK(buf1,rle_v3,lp2) 00404 case 4: 00405 for(i = 0, j = 0; i < (4 - lp2); i++, j += width_tbl[1]) 00406 cur_lp[j] = ref_lp[j]; 00407 lp2 = 4; 00408 break; 00409 00410 case 7: 00411 if(rle_v3 != 0) 00412 rle_v3 = 0; 00413 else { 00414 buf1--; 00415 rle_v3 = 1; 00416 } 00417 case 6: 00418 if(ref_vectors != NULL) { 00419 for(i = 0, j = 0; i < 4; i++, j += width_tbl[1]) 00420 cur_lp[j] = ref_lp[j]; 00421 } 00422 lp2 = 4; 00423 break; 00424 00425 case 9: 00426 lv1 = *buf1++; 00427 lv = (lv1 & 0x7F) << 1; 00428 lv += (lv << 8); 00429 lv += (lv << 16); 00430 for(i = 0, j = 0; i < 4; i++, j += width_tbl[1]) 00431 cur_lp[j] = lv; 00432 00433 LV1_CHECK(buf1,rle_v3,lv1,lp2) 00434 break; 00435 default: 00436 return; 00437 } 00438 } 00439 00440 cur_frm_pos += 4; 00441 ref_frm_pos += 4; 00442 } 00443 00444 cur_frm_pos += ((width - blks_width) * 4); 00445 ref_frm_pos += ((width - blks_width) * 4); 00446 } 00447 break; 00448 00449 case 4: 00450 case 3: /********** CASE 3 **********/ 00451 if(ref_vectors != NULL) 00452 return; 00453 flag1 = 1; 00454 00455 for( ; blks_height > 0; blks_height -= 8) { 00456 for(lp1 = 0; lp1 < blks_width; lp1++) { 00457 for(lp2 = 0; lp2 < 4; ) { 00458 k = *buf1++; 00459 00460 cur_lp = ((uint32_t *)cur_frm_pos) + width_tbl[lp2 * 2]; 00461 ref_lp = ((uint32_t *)cur_frm_pos) + width_tbl[(lp2 * 2) - 1]; 00462 00463 switch(correction_type_sp[lp2 & 0x01][k]) { 00464 case 0: 00465 cur_lp[width_tbl[1]] = le2me_32(((le2me_32(*ref_lp) >> 1) + correction_lp[lp2 & 0x01][k]) << 1); 00466 if(lp2 > 0 || flag1 == 0 || strip->ypos != 0) 00467 cur_lp[0] = ((cur_lp[-width_tbl[1]] >> 1) + (cur_lp[width_tbl[1]] >> 1)) & 0xFEFEFEFE; 00468 else 00469 cur_lp[0] = le2me_32(((le2me_32(*ref_lp) >> 1) + correction_lp[lp2 & 0x01][k]) << 1); 00470 lp2++; 00471 break; 00472 00473 case 1: 00474 res = ((le2me_16(((unsigned short *)ref_lp)[0]) >> 1) + correction_lp[lp2 & 0x01][*buf1]) << 1; 00475 ((unsigned short *)cur_lp)[width_tbl[2]] = le2me_16(res); 00476 res = ((le2me_16(((unsigned short *)ref_lp)[1]) >> 1) + correction_lp[lp2 & 0x01][k]) << 1; 00477 ((unsigned short *)cur_lp)[width_tbl[2]+1] = le2me_16(res); 00478 00479 if(lp2 > 0 || flag1 == 0 || strip->ypos != 0) 00480 cur_lp[0] = ((cur_lp[-width_tbl[1]] >> 1) + (cur_lp[width_tbl[1]] >> 1)) & 0xFEFEFEFE; 00481 else 00482 cur_lp[0] = cur_lp[width_tbl[1]]; 00483 buf1++; 00484 lp2++; 00485 break; 00486 00487 case 2: 00488 if(lp2 == 0) { 00489 for(i = 0, j = 0; i < 4; i++, j += width_tbl[1]) 00490 cur_lp[j] = *ref_lp; 00491 lp2 += 2; 00492 } 00493 break; 00494 00495 case 3: 00496 if(lp2 < 2) { 00497 for(i = 0, j = 0; i < 6 - (lp2 * 2); i++, j += width_tbl[1]) 00498 cur_lp[j] = *ref_lp; 00499 lp2 = 3; 00500 } 00501 break; 00502 00503 case 6: 00504 lp2 = 4; 00505 break; 00506 00507 case 7: 00508 if(rle_v3 != 0) 00509 rle_v3 = 0; 00510 else { 00511 buf1--; 00512 rle_v3 = 1; 00513 } 00514 lp2 = 4; 00515 break; 00516 00517 case 8: 00518 if(lp2 == 0) { 00519 RLE_V3_CHECK(buf1,rle_v1,rle_v2,rle_v3) 00520 00521 if(rle_v1 == 1) { 00522 for(i = 0, j = 0; i < 8; i++, j += width_tbl[1]) 00523 cur_lp[j] = ref_lp[j]; 00524 } 00525 00526 RLE_V2_CHECK(buf1,rle_v2, rle_v3,lp2) 00527 break; 00528 } else { 00529 rle_v2 = (*buf1) - 1; 00530 rle_v1 = 1; 00531 } 00532 case 5: 00533 LP2_CHECK(buf1,rle_v3,lp2) 00534 case 4: 00535 for(i = 0, j = 0; i < 8 - (lp2 * 2); i++, j += width_tbl[1]) 00536 cur_lp[j] = *ref_lp; 00537 lp2 = 4; 00538 break; 00539 00540 case 9: 00541 av_log(s->avctx, AV_LOG_ERROR, "UNTESTED.\n"); 00542 lv1 = *buf1++; 00543 lv = (lv1 & 0x7F) << 1; 00544 lv += (lv << 8); 00545 lv += (lv << 16); 00546 00547 for(i = 0, j = 0; i < 4; i++, j += width_tbl[1]) 00548 cur_lp[j] = lv; 00549 00550 LV1_CHECK(buf1,rle_v3,lv1,lp2) 00551 break; 00552 00553 default: 00554 return; 00555 } 00556 } 00557 00558 cur_frm_pos += 4; 00559 } 00560 00561 cur_frm_pos += (((width * 2) - blks_width) * 4); 00562 flag1 = 0; 00563 } 00564 break; 00565 00566 case 10: /********** CASE 10 **********/ 00567 if(ref_vectors == NULL) { 00568 flag1 = 1; 00569 00570 for( ; blks_height > 0; blks_height -= 8) { 00571 for(lp1 = 0; lp1 < blks_width; lp1 += 2) { 00572 for(lp2 = 0; lp2 < 4; ) { 00573 k = *buf1++; 00574 cur_lp = ((uint32_t *)cur_frm_pos) + width_tbl[lp2 * 2]; 00575 ref_lp = ((uint32_t *)cur_frm_pos) + width_tbl[(lp2 * 2) - 1]; 00576 lv1 = ref_lp[0]; 00577 lv2 = ref_lp[1]; 00578 if(lp2 == 0 && flag1 != 0) { 00579 #if HAVE_BIGENDIAN 00580 lv1 = lv1 & 0xFF00FF00; 00581 lv1 = (lv1 >> 8) | lv1; 00582 lv2 = lv2 & 0xFF00FF00; 00583 lv2 = (lv2 >> 8) | lv2; 00584 #else 00585 lv1 = lv1 & 0x00FF00FF; 00586 lv1 = (lv1 << 8) | lv1; 00587 lv2 = lv2 & 0x00FF00FF; 00588 lv2 = (lv2 << 8) | lv2; 00589 #endif 00590 } 00591 00592 switch(correction_type_sp[lp2 & 0x01][k]) { 00593 case 0: 00594 cur_lp[width_tbl[1]] = le2me_32(((le2me_32(lv1) >> 1) + correctionloworder_lp[lp2 & 0x01][k]) << 1); 00595 cur_lp[width_tbl[1]+1] = le2me_32(((le2me_32(lv2) >> 1) + correctionhighorder_lp[lp2 & 0x01][k]) << 1); 00596 if(lp2 > 0 || strip->ypos != 0 || flag1 == 0) { 00597 cur_lp[0] = ((cur_lp[-width_tbl[1]] >> 1) + (cur_lp[width_tbl[1]] >> 1)) & 0xFEFEFEFE; 00598 cur_lp[1] = ((cur_lp[-width_tbl[1]+1] >> 1) + (cur_lp[width_tbl[1]+1] >> 1)) & 0xFEFEFEFE; 00599 } else { 00600 cur_lp[0] = cur_lp[width_tbl[1]]; 00601 cur_lp[1] = cur_lp[width_tbl[1]+1]; 00602 } 00603 lp2++; 00604 break; 00605 00606 case 1: 00607 cur_lp[width_tbl[1]] = le2me_32(((le2me_32(lv1) >> 1) + correctionloworder_lp[lp2 & 0x01][*buf1]) << 1); 00608 cur_lp[width_tbl[1]+1] = le2me_32(((le2me_32(lv2) >> 1) + correctionloworder_lp[lp2 & 0x01][k]) << 1); 00609 if(lp2 > 0 || strip->ypos != 0 || flag1 == 0) { 00610 cur_lp[0] = ((cur_lp[-width_tbl[1]] >> 1) + (cur_lp[width_tbl[1]] >> 1)) & 0xFEFEFEFE; 00611 cur_lp[1] = ((cur_lp[-width_tbl[1]+1] >> 1) + (cur_lp[width_tbl[1]+1] >> 1)) & 0xFEFEFEFE; 00612 } else { 00613 cur_lp[0] = cur_lp[width_tbl[1]]; 00614 cur_lp[1] = cur_lp[width_tbl[1]+1]; 00615 } 00616 buf1++; 00617 lp2++; 00618 break; 00619 00620 case 2: 00621 if(lp2 == 0) { 00622 if(flag1 != 0) { 00623 for(i = 0, j = width_tbl[1]; i < 3; i++, j += width_tbl[1]) { 00624 cur_lp[j] = lv1; 00625 cur_lp[j+1] = lv2; 00626 } 00627 cur_lp[0] = ((cur_lp[-width_tbl[1]] >> 1) + (cur_lp[width_tbl[1]] >> 1)) & 0xFEFEFEFE; 00628 cur_lp[1] = ((cur_lp[-width_tbl[1]+1] >> 1) + (cur_lp[width_tbl[1]+1] >> 1)) & 0xFEFEFEFE; 00629 } else { 00630 for(i = 0, j = 0; i < 4; i++, j += width_tbl[1]) { 00631 cur_lp[j] = lv1; 00632 cur_lp[j+1] = lv2; 00633 } 00634 } 00635 lp2 += 2; 00636 } 00637 break; 00638 00639 case 3: 00640 if(lp2 < 2) { 00641 if(lp2 == 0 && flag1 != 0) { 00642 for(i = 0, j = width_tbl[1]; i < 5; i++, j += width_tbl[1]) { 00643 cur_lp[j] = lv1; 00644 cur_lp[j+1] = lv2; 00645 } 00646 cur_lp[0] = ((cur_lp[-width_tbl[1]] >> 1) + (cur_lp[width_tbl[1]] >> 1)) & 0xFEFEFEFE; 00647 cur_lp[1] = ((cur_lp[-width_tbl[1]+1] >> 1) + (cur_lp[width_tbl[1]+1] >> 1)) & 0xFEFEFEFE; 00648 } else { 00649 for(i = 0, j = 0; i < 6 - (lp2 * 2); i++, j += width_tbl[1]) { 00650 cur_lp[j] = lv1; 00651 cur_lp[j+1] = lv2; 00652 } 00653 } 00654 lp2 = 3; 00655 } 00656 break; 00657 00658 case 8: 00659 if(lp2 == 0) { 00660 RLE_V3_CHECK(buf1,rle_v1,rle_v2,rle_v3) 00661 if(rle_v1 == 1) { 00662 if(flag1 != 0) { 00663 for(i = 0, j = width_tbl[1]; i < 7; i++, j += width_tbl[1]) { 00664 cur_lp[j] = lv1; 00665 cur_lp[j+1] = lv2; 00666 } 00667 cur_lp[0] = ((cur_lp[-width_tbl[1]] >> 1) + (cur_lp[width_tbl[1]] >> 1)) & 0xFEFEFEFE; 00668 cur_lp[1] = ((cur_lp[-width_tbl[1]+1] >> 1) + (cur_lp[width_tbl[1]+1] >> 1)) & 0xFEFEFEFE; 00669 } else { 00670 for(i = 0, j = 0; i < 8; i++, j += width_tbl[1]) { 00671 cur_lp[j] = lv1; 00672 cur_lp[j+1] = lv2; 00673 } 00674 } 00675 } 00676 RLE_V2_CHECK(buf1,rle_v2, rle_v3,lp2) 00677 break; 00678 } else { 00679 rle_v1 = 1; 00680 rle_v2 = (*buf1) - 1; 00681 } 00682 case 5: 00683 LP2_CHECK(buf1,rle_v3,lp2) 00684 case 4: 00685 if(lp2 == 0 && flag1 != 0) { 00686 for(i = 0, j = width_tbl[1]; i < 7; i++, j += width_tbl[1]) { 00687 cur_lp[j] = lv1; 00688 cur_lp[j+1] = lv2; 00689 } 00690 cur_lp[0] = ((cur_lp[-width_tbl[1]] >> 1) + (cur_lp[width_tbl[1]] >> 1)) & 0xFEFEFEFE; 00691 cur_lp[1] = ((cur_lp[-width_tbl[1]+1] >> 1) + (cur_lp[width_tbl[1]+1] >> 1)) & 0xFEFEFEFE; 00692 } else { 00693 for(i = 0, j = 0; i < 8 - (lp2 * 2); i++, j += width_tbl[1]) { 00694 cur_lp[j] = lv1; 00695 cur_lp[j+1] = lv2; 00696 } 00697 } 00698 lp2 = 4; 00699 break; 00700 00701 case 6: 00702 lp2 = 4; 00703 break; 00704 00705 case 7: 00706 if(lp2 == 0) { 00707 if(rle_v3 != 0) 00708 rle_v3 = 0; 00709 else { 00710 buf1--; 00711 rle_v3 = 1; 00712 } 00713 lp2 = 4; 00714 } 00715 break; 00716 00717 case 9: 00718 av_log(s->avctx, AV_LOG_ERROR, "UNTESTED.\n"); 00719 lv1 = *buf1; 00720 lv = (lv1 & 0x7F) << 1; 00721 lv += (lv << 8); 00722 lv += (lv << 16); 00723 for(i = 0, j = 0; i < 8; i++, j += width_tbl[1]) 00724 cur_lp[j] = lv; 00725 LV1_CHECK(buf1,rle_v3,lv1,lp2) 00726 break; 00727 00728 default: 00729 return; 00730 } 00731 } 00732 00733 cur_frm_pos += 8; 00734 } 00735 00736 cur_frm_pos += (((width * 2) - blks_width) * 4); 00737 flag1 = 0; 00738 } 00739 } else { 00740 for( ; blks_height > 0; blks_height -= 8) { 00741 for(lp1 = 0; lp1 < blks_width; lp1 += 2) { 00742 for(lp2 = 0; lp2 < 4; ) { 00743 k = *buf1++; 00744 cur_lp = ((uint32_t *)cur_frm_pos) + width_tbl[lp2 * 2]; 00745 ref_lp = ((uint32_t *)ref_frm_pos) + width_tbl[lp2 * 2]; 00746 00747 switch(correction_type_sp[lp2 & 0x01][k]) { 00748 case 0: 00749 lv1 = correctionloworder_lp[lp2 & 0x01][k]; 00750 lv2 = correctionhighorder_lp[lp2 & 0x01][k]; 00751 cur_lp[0] = le2me_32(((le2me_32(ref_lp[0]) >> 1) + lv1) << 1); 00752 cur_lp[1] = le2me_32(((le2me_32(ref_lp[1]) >> 1) + lv2) << 1); 00753 cur_lp[width_tbl[1]] = le2me_32(((le2me_32(ref_lp[width_tbl[1]]) >> 1) + lv1) << 1); 00754 cur_lp[width_tbl[1]+1] = le2me_32(((le2me_32(ref_lp[width_tbl[1]+1]) >> 1) + lv2) << 1); 00755 lp2++; 00756 break; 00757 00758 case 1: 00759 lv1 = correctionloworder_lp[lp2 & 0x01][*buf1++]; 00760 lv2 = correctionloworder_lp[lp2 & 0x01][k]; 00761 cur_lp[0] = le2me_32(((le2me_32(ref_lp[0]) >> 1) + lv1) << 1); 00762 cur_lp[1] = le2me_32(((le2me_32(ref_lp[1]) >> 1) + lv2) << 1); 00763 cur_lp[width_tbl[1]] = le2me_32(((le2me_32(ref_lp[width_tbl[1]]) >> 1) + lv1) << 1); 00764 cur_lp[width_tbl[1]+1] = le2me_32(((le2me_32(ref_lp[width_tbl[1]+1]) >> 1) + lv2) << 1); 00765 lp2++; 00766 break; 00767 00768 case 2: 00769 if(lp2 == 0) { 00770 for(i = 0, j = 0; i < 4; i++, j += width_tbl[1]) { 00771 cur_lp[j] = ref_lp[j]; 00772 cur_lp[j+1] = ref_lp[j+1]; 00773 } 00774 lp2 += 2; 00775 } 00776 break; 00777 00778 case 3: 00779 if(lp2 < 2) { 00780 for(i = 0, j = 0; i < 6 - (lp2 * 2); i++, j += width_tbl[1]) { 00781 cur_lp[j] = ref_lp[j]; 00782 cur_lp[j+1] = ref_lp[j+1]; 00783 } 00784 lp2 = 3; 00785 } 00786 break; 00787 00788 case 8: 00789 if(lp2 == 0) { 00790 RLE_V3_CHECK(buf1,rle_v1,rle_v2,rle_v3) 00791 for(i = 0, j = 0; i < 8; i++, j += width_tbl[1]) { 00792 ((uint32_t *)cur_frm_pos)[j] = ((uint32_t *)ref_frm_pos)[j]; 00793 ((uint32_t *)cur_frm_pos)[j+1] = ((uint32_t *)ref_frm_pos)[j+1]; 00794 } 00795 RLE_V2_CHECK(buf1,rle_v2, rle_v3,lp2) 00796 break; 00797 } else { 00798 rle_v1 = 1; 00799 rle_v2 = (*buf1) - 1; 00800 } 00801 case 5: 00802 case 7: 00803 LP2_CHECK(buf1,rle_v3,lp2) 00804 case 6: 00805 case 4: 00806 for(i = 0, j = 0; i < 8 - (lp2 * 2); i++, j += width_tbl[1]) { 00807 cur_lp[j] = ref_lp[j]; 00808 cur_lp[j+1] = ref_lp[j+1]; 00809 } 00810 lp2 = 4; 00811 break; 00812 00813 case 9: 00814 av_log(s->avctx, AV_LOG_ERROR, "UNTESTED.\n"); 00815 lv1 = *buf1; 00816 lv = (lv1 & 0x7F) << 1; 00817 lv += (lv << 8); 00818 lv += (lv << 16); 00819 for(i = 0, j = 0; i < 8; i++, j += width_tbl[1]) 00820 ((uint32_t *)cur_frm_pos)[j] = ((uint32_t *)cur_frm_pos)[j+1] = lv; 00821 LV1_CHECK(buf1,rle_v3,lv1,lp2) 00822 break; 00823 00824 default: 00825 return; 00826 } 00827 } 00828 00829 cur_frm_pos += 8; 00830 ref_frm_pos += 8; 00831 } 00832 00833 cur_frm_pos += (((width * 2) - blks_width) * 4); 00834 ref_frm_pos += (((width * 2) - blks_width) * 4); 00835 } 00836 } 00837 break; 00838 00839 case 11: /********** CASE 11 **********/ 00840 if(ref_vectors == NULL) 00841 return; 00842 00843 for( ; blks_height > 0; blks_height -= 8) { 00844 for(lp1 = 0; lp1 < blks_width; lp1++) { 00845 for(lp2 = 0; lp2 < 4; ) { 00846 k = *buf1++; 00847 cur_lp = ((uint32_t *)cur_frm_pos) + width_tbl[lp2 * 2]; 00848 ref_lp = ((uint32_t *)ref_frm_pos) + width_tbl[lp2 * 2]; 00849 00850 switch(correction_type_sp[lp2 & 0x01][k]) { 00851 case 0: 00852 cur_lp[0] = le2me_32(((le2me_32(*ref_lp) >> 1) + correction_lp[lp2 & 0x01][k]) << 1); 00853 cur_lp[width_tbl[1]] = le2me_32(((le2me_32(ref_lp[width_tbl[1]]) >> 1) + correction_lp[lp2 & 0x01][k]) << 1); 00854 lp2++; 00855 break; 00856 00857 case 1: 00858 lv1 = (unsigned short)(correction_lp[lp2 & 0x01][*buf1++]); 00859 lv2 = (unsigned short)(correction_lp[lp2 & 0x01][k]); 00860 res = (unsigned short)(((le2me_16(((unsigned short *)ref_lp)[0]) >> 1) + lv1) << 1); 00861 ((unsigned short *)cur_lp)[0] = le2me_16(res); 00862 res = (unsigned short)(((le2me_16(((unsigned short *)ref_lp)[1]) >> 1) + lv2) << 1); 00863 ((unsigned short *)cur_lp)[1] = le2me_16(res); 00864 res = (unsigned short)(((le2me_16(((unsigned short *)ref_lp)[width_tbl[2]]) >> 1) + lv1) << 1); 00865 ((unsigned short *)cur_lp)[width_tbl[2]] = le2me_16(res); 00866 res = (unsigned short)(((le2me_16(((unsigned short *)ref_lp)[width_tbl[2]+1]) >> 1) + lv2) << 1); 00867 ((unsigned short *)cur_lp)[width_tbl[2]+1] = le2me_16(res); 00868 lp2++; 00869 break; 00870 00871 case 2: 00872 if(lp2 == 0) { 00873 for(i = 0, j = 0; i < 4; i++, j += width_tbl[1]) 00874 cur_lp[j] = ref_lp[j]; 00875 lp2 += 2; 00876 } 00877 break; 00878 00879 case 3: 00880 if(lp2 < 2) { 00881 for(i = 0, j = 0; i < 6 - (lp2 * 2); i++, j += width_tbl[1]) 00882 cur_lp[j] = ref_lp[j]; 00883 lp2 = 3; 00884 } 00885 break; 00886 00887 case 8: 00888 if(lp2 == 0) { 00889 RLE_V3_CHECK(buf1,rle_v1,rle_v2,rle_v3) 00890 00891 for(i = 0, j = 0; i < 8; i++, j += width_tbl[1]) 00892 cur_lp[j] = ref_lp[j]; 00893 00894 RLE_V2_CHECK(buf1,rle_v2, rle_v3,lp2) 00895 break; 00896 } else { 00897 rle_v1 = 1; 00898 rle_v2 = (*buf1) - 1; 00899 } 00900 case 5: 00901 case 7: 00902 LP2_CHECK(buf1,rle_v3,lp2) 00903 case 4: 00904 case 6: 00905 for(i = 0, j = 0; i < 8 - (lp2 * 2); i++, j += width_tbl[1]) 00906 cur_lp[j] = ref_lp[j]; 00907 lp2 = 4; 00908 break; 00909 00910 case 9: 00911 av_log(s->avctx, AV_LOG_ERROR, "UNTESTED.\n"); 00912 lv1 = *buf1++; 00913 lv = (lv1 & 0x7F) << 1; 00914 lv += (lv << 8); 00915 lv += (lv << 16); 00916 for(i = 0, j = 0; i < 4; i++, j += width_tbl[1]) 00917 cur_lp[j] = lv; 00918 LV1_CHECK(buf1,rle_v3,lv1,lp2) 00919 break; 00920 00921 default: 00922 return; 00923 } 00924 } 00925 00926 cur_frm_pos += 4; 00927 ref_frm_pos += 4; 00928 } 00929 00930 cur_frm_pos += (((width * 2) - blks_width) * 4); 00931 ref_frm_pos += (((width * 2) - blks_width) * 4); 00932 } 00933 break; 00934 00935 default: 00936 return; 00937 } 00938 } 00939 00940 for( ; strip >= strip_tbl; strip--) { 00941 if(strip->split_flag != 0) { 00942 strip->split_flag = 0; 00943 strip->usl7 = (strip-1)->usl7; 00944 00945 if(strip->split_direction) { 00946 strip->xpos += strip->width; 00947 strip->width = (strip-1)->width - strip->width; 00948 if(region_160_width <= strip->xpos && width < strip->width + strip->xpos) 00949 strip->width = width - strip->xpos; 00950 } else { 00951 strip->ypos += strip->height; 00952 strip->height = (strip-1)->height - strip->height; 00953 } 00954 break; 00955 } 00956 } 00957 } 00958 } 00959 00960 static av_cold int indeo3_decode_init(AVCodecContext *avctx) 00961 { 00962 Indeo3DecodeContext *s = avctx->priv_data; 00963 int ret = 0; 00964 00965 s->avctx = avctx; 00966 s->width = avctx->width; 00967 s->height = avctx->height; 00968 avctx->pix_fmt = PIX_FMT_YUV410P; 00969 00970 if (!(ret = build_modpred(s))) 00971 ret = iv_alloc_frames(s); 00972 if (ret) 00973 iv_free_func(s); 00974 00975 return ret; 00976 } 00977 00978 static int iv_decode_frame(AVCodecContext *avctx, 00979 const uint8_t *buf, int buf_size) 00980 { 00981 Indeo3DecodeContext *s = avctx->priv_data; 00982 unsigned int image_width, image_height, 00983 chroma_width, chroma_height; 00984 unsigned long flags, cb_offset, data_size, 00985 y_offset, v_offset, u_offset, mc_vector_count; 00986 const uint8_t *hdr_pos, *buf_pos; 00987 00988 buf_pos = buf; 00989 buf_pos += 18; /* skip OS header (16 bytes) and version number */ 00990 00991 flags = bytestream_get_le16(&buf_pos); 00992 data_size = bytestream_get_le32(&buf_pos); 00993 cb_offset = *buf_pos++; 00994 buf_pos += 3; /* skip reserved byte and checksum */ 00995 image_height = bytestream_get_le16(&buf_pos); 00996 image_width = bytestream_get_le16(&buf_pos); 00997 00998 if(avcodec_check_dimensions(avctx, image_width, image_height)) 00999 return -1; 01000 if (image_width != avctx->width || image_height != avctx->height) { 01001 int ret; 01002 avcodec_set_dimensions(avctx, image_width, image_height); 01003 s->width = avctx->width; 01004 s->height = avctx->height; 01005 ret = iv_alloc_frames(s); 01006 if (ret < 0) { 01007 s->width = s->height = 0; 01008 return ret; 01009 } 01010 } 01011 01012 chroma_height = ((image_height >> 2) + 3) & 0x7ffc; 01013 chroma_width = ((image_width >> 2) + 3) & 0x7ffc; 01014 y_offset = bytestream_get_le32(&buf_pos); 01015 v_offset = bytestream_get_le32(&buf_pos); 01016 u_offset = bytestream_get_le32(&buf_pos); 01017 buf_pos += 4; /* reserved */ 01018 hdr_pos = buf_pos; 01019 if(data_size == 0x80) return 4; 01020 01021 if(FFMAX3(y_offset, v_offset, u_offset) >= buf_size-16) { 01022 av_log(s->avctx, AV_LOG_ERROR, "y/u/v offset outside buffer\n"); 01023 return -1; 01024 } 01025 01026 if(flags & 0x200) { 01027 s->cur_frame = s->iv_frame + 1; 01028 s->ref_frame = s->iv_frame; 01029 } else { 01030 s->cur_frame = s->iv_frame; 01031 s->ref_frame = s->iv_frame + 1; 01032 } 01033 01034 buf_pos = buf + 16 + y_offset; 01035 mc_vector_count = bytestream_get_le32(&buf_pos); 01036 if(2LL*mc_vector_count >= buf_size-16-y_offset) { 01037 av_log(s->avctx, AV_LOG_ERROR, "mc_vector_count too large\n"); 01038 return -1; 01039 } 01040 01041 iv_Decode_Chunk(s, s->cur_frame->Ybuf, s->ref_frame->Ybuf, image_width, 01042 image_height, buf_pos + mc_vector_count * 2, cb_offset, hdr_pos, buf_pos, 01043 FFMIN(image_width, 160)); 01044 01045 if (!(s->avctx->flags & CODEC_FLAG_GRAY)) 01046 { 01047 01048 buf_pos = buf + 16 + v_offset; 01049 mc_vector_count = bytestream_get_le32(&buf_pos); 01050 if(2LL*mc_vector_count >= buf_size-16-v_offset) { 01051 av_log(s->avctx, AV_LOG_ERROR, "mc_vector_count too large\n"); 01052 return -1; 01053 } 01054 01055 iv_Decode_Chunk(s, s->cur_frame->Vbuf, s->ref_frame->Vbuf, chroma_width, 01056 chroma_height, buf_pos + mc_vector_count * 2, cb_offset, hdr_pos, buf_pos, 01057 FFMIN(chroma_width, 40)); 01058 01059 buf_pos = buf + 16 + u_offset; 01060 mc_vector_count = bytestream_get_le32(&buf_pos); 01061 if(2LL*mc_vector_count >= buf_size-16-u_offset) { 01062 av_log(s->avctx, AV_LOG_ERROR, "mc_vector_count too large\n"); 01063 return -1; 01064 } 01065 01066 iv_Decode_Chunk(s, s->cur_frame->Ubuf, s->ref_frame->Ubuf, chroma_width, 01067 chroma_height, buf_pos + mc_vector_count * 2, cb_offset, hdr_pos, buf_pos, 01068 FFMIN(chroma_width, 40)); 01069 01070 } 01071 01072 return 8; 01073 } 01074 01075 static int indeo3_decode_frame(AVCodecContext *avctx, 01076 void *data, int *data_size, 01077 AVPacket *avpkt) 01078 { 01079 const uint8_t *buf = avpkt->data; 01080 int buf_size = avpkt->size; 01081 Indeo3DecodeContext *s=avctx->priv_data; 01082 uint8_t *src, *dest; 01083 int y; 01084 01085 if (iv_decode_frame(avctx, buf, buf_size) < 0) 01086 return -1; 01087 01088 if(s->frame.data[0]) 01089 avctx->release_buffer(avctx, &s->frame); 01090 01091 s->frame.reference = 0; 01092 if(avctx->get_buffer(avctx, &s->frame) < 0) { 01093 av_log(s->avctx, AV_LOG_ERROR, "get_buffer() failed\n"); 01094 return -1; 01095 } 01096 01097 src = s->cur_frame->Ybuf; 01098 dest = s->frame.data[0]; 01099 for (y = 0; y < s->height; y++) { 01100 memcpy(dest, src, s->cur_frame->y_w); 01101 src += s->cur_frame->y_w; 01102 dest += s->frame.linesize[0]; 01103 } 01104 01105 if (!(s->avctx->flags & CODEC_FLAG_GRAY)) 01106 { 01107 src = s->cur_frame->Ubuf; 01108 dest = s->frame.data[1]; 01109 for (y = 0; y < s->height / 4; y++) { 01110 memcpy(dest, src, s->cur_frame->uv_w); 01111 src += s->cur_frame->uv_w; 01112 dest += s->frame.linesize[1]; 01113 } 01114 01115 src = s->cur_frame->Vbuf; 01116 dest = s->frame.data[2]; 01117 for (y = 0; y < s->height / 4; y++) { 01118 memcpy(dest, src, s->cur_frame->uv_w); 01119 src += s->cur_frame->uv_w; 01120 dest += s->frame.linesize[2]; 01121 } 01122 } 01123 01124 *data_size=sizeof(AVFrame); 01125 *(AVFrame*)data= s->frame; 01126 01127 return buf_size; 01128 } 01129 01130 static av_cold int indeo3_decode_end(AVCodecContext *avctx) 01131 { 01132 Indeo3DecodeContext *s = avctx->priv_data; 01133 01134 iv_free_func(s); 01135 01136 return 0; 01137 } 01138 01139 AVCodec indeo3_decoder = { 01140 "indeo3", 01141 AVMEDIA_TYPE_VIDEO, 01142 CODEC_ID_INDEO3, 01143 sizeof(Indeo3DecodeContext), 01144 indeo3_decode_init, 01145 NULL, 01146 indeo3_decode_end, 01147 indeo3_decode_frame, 01148 CODEC_CAP_DR1, 01149 NULL, 01150 .long_name = NULL_IF_CONFIG_SMALL("Intel Indeo 3"), 01151 };