1/* 2 * TIFF image encoder 3 * Copyright (c) 2007 Bartlomiej Wolowiec 4 * 5 * This file is part of FFmpeg. 6 * 7 * FFmpeg is free software; you can redistribute it and/or 8 * modify it under the terms of the GNU Lesser General Public 9 * License as published by the Free Software Foundation; either 10 * version 2.1 of the License, or (at your option) any later version. 11 * 12 * FFmpeg is distributed in the hope that it will be useful, 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 15 * Lesser General Public License for more details. 16 * 17 * You should have received a copy of the GNU Lesser General Public 18 * License along with FFmpeg; if not, write to the Free Software 19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 20 */ 21 22/** 23 * @file 24 * TIFF image encoder 25 * @author Bartlomiej Wolowiec 26 */ 27 28#include "config.h" 29#if CONFIG_ZLIB 30#include <zlib.h> 31#endif 32 33#include "libavutil/imgutils.h" 34#include "libavutil/log.h" 35#include "libavutil/opt.h" 36#include "libavutil/pixdesc.h" 37#include "avcodec.h" 38#include "bytestream.h" 39#include "codec_internal.h" 40#include "encode.h" 41#include "lzw.h" 42#include "put_bits.h" 43#include "rle.h" 44#include "tiff.h" 45#include "version.h" 46 47#define TIFF_MAX_ENTRY 32 48 49/** sizes of various TIFF field types (string size = 1)*/ 50static const uint8_t type_sizes2[14] = { 51 0, 1, 1, 2, 4, 8, 1, 1, 2, 4, 8, 4, 8, 4 52}; 53 54typedef struct TiffEncoderContext { 55 AVClass *class; ///< for private options 56 AVCodecContext *avctx; 57 58 int width; ///< picture width 59 int height; ///< picture height 60 unsigned int bpp; ///< bits per pixel 61 int compr; ///< compression level 62 int bpp_tab_size; ///< bpp_tab size 63 enum TiffPhotometric photometric_interpretation; ///< photometric interpretation 64 int strips; ///< number of strips 65 uint32_t *strip_sizes; 66 unsigned int strip_sizes_size; 67 uint32_t *strip_offsets; 68 unsigned int strip_offsets_size; 69 uint8_t *yuv_line; 70 unsigned int yuv_line_size; 71 int rps; ///< row per strip 72 uint8_t entries[TIFF_MAX_ENTRY * 12]; ///< entries in header 73 int num_entries; ///< number of entries 74 uint8_t **buf; ///< actual position in buffer 75 uint8_t *buf_start; ///< pointer to first byte in buffer 76 int buf_size; ///< buffer size 77 uint16_t subsampling[2]; ///< YUV subsampling factors 78 struct LZWEncodeState *lzws; ///< LZW encode state 79 uint32_t dpi; ///< image resolution in DPI 80} TiffEncoderContext; 81 82/** 83 * Check free space in buffer. 84 * 85 * @param s Tiff context 86 * @param need Needed bytes 87 * @return 0 - ok, 1 - no free space 88 */ 89static inline int check_size(TiffEncoderContext *s, uint64_t need) 90{ 91 if (s->buf_size < *s->buf - s->buf_start + need) { 92 *s->buf = s->buf_start + s->buf_size + 1; 93 av_log(s->avctx, AV_LOG_ERROR, "Buffer is too small\n"); 94 return 1; 95 } 96 return 0; 97} 98 99/** 100 * Put n values to buffer. 101 * 102 * @param p pointer to pointer to output buffer 103 * @param n number of values 104 * @param val pointer to values 105 * @param type type of values 106 * @param flip = 0 - normal copy, >0 - flip 107 */ 108static void tnput(uint8_t **p, int n, const uint8_t *val, enum TiffTypes type, 109 int flip) 110{ 111 int i; 112#if HAVE_BIGENDIAN 113 flip ^= ((int[]) { 0, 0, 0, 1, 3, 3 })[type]; 114#endif 115 for (i = 0; i < n * type_sizes2[type]; i++) 116 *(*p)++ = val[i ^ flip]; 117} 118 119/** 120 * Add entry to directory in tiff header. 121 * 122 * @param s Tiff context 123 * @param tag tag that identifies the entry 124 * @param type entry type 125 * @param count the number of values 126 * @param ptr_val pointer to values 127 */ 128static int add_entry(TiffEncoderContext *s, enum TiffTags tag, 129 enum TiffTypes type, int count, const void *ptr_val) 130{ 131 uint8_t *entries_ptr = s->entries + 12 * s->num_entries; 132 133 av_assert0(s->num_entries < TIFF_MAX_ENTRY); 134 135 bytestream_put_le16(&entries_ptr, tag); 136 bytestream_put_le16(&entries_ptr, type); 137 bytestream_put_le32(&entries_ptr, count); 138 139 if (type_sizes[type] * (int64_t)count <= 4) { 140 tnput(&entries_ptr, count, ptr_val, type, 0); 141 } else { 142 bytestream_put_le32(&entries_ptr, *s->buf - s->buf_start); 143 if (check_size(s, count * (int64_t)type_sizes2[type])) 144 return AVERROR_INVALIDDATA; 145 tnput(s->buf, count, ptr_val, type, 0); 146 } 147 148 s->num_entries++; 149 return 0; 150} 151 152static int add_entry1(TiffEncoderContext *s, 153 enum TiffTags tag, enum TiffTypes type, int val) 154{ 155 uint16_t w = val; 156 uint32_t dw = val; 157 return add_entry(s, tag, type, 1, 158 type == TIFF_SHORT ? (void *)&w : (void *)&dw); 159} 160 161/** 162 * Encode one strip in tiff file. 163 * 164 * @param s Tiff context 165 * @param src input buffer 166 * @param dst output buffer 167 * @param n size of input buffer 168 * @param compr compression method 169 * @return number of output bytes. If an output error is encountered, a negative 170 * value corresponding to an AVERROR error code is returned. 171 */ 172static int encode_strip(TiffEncoderContext *s, const int8_t *src, 173 uint8_t *dst, int n, int compr) 174{ 175 switch (compr) { 176#if CONFIG_ZLIB 177 case TIFF_DEFLATE: 178 case TIFF_ADOBE_DEFLATE: 179 { 180 unsigned long zlen = s->buf_size - (*s->buf - s->buf_start); 181 if (compress(dst, &zlen, src, n) != Z_OK) { 182 av_log(s->avctx, AV_LOG_ERROR, "Compressing failed\n"); 183 return AVERROR_EXTERNAL; 184 } 185 return zlen; 186 } 187#endif 188 case TIFF_RAW: 189 if (check_size(s, n)) 190 return AVERROR(EINVAL); 191 memcpy(dst, src, n); 192 return n; 193 case TIFF_PACKBITS: 194 return ff_rle_encode(dst, s->buf_size - (*s->buf - s->buf_start), 195 src, 1, n, 2, 0xff, -1, 0); 196 case TIFF_LZW: 197 return ff_lzw_encode(s->lzws, src, n); 198 default: 199 av_log(s->avctx, AV_LOG_ERROR, "Unsupported compression method: %d\n", 200 compr); 201 return AVERROR(EINVAL); 202 } 203} 204 205static void pack_yuv(TiffEncoderContext *s, const AVFrame *p, 206 uint8_t *dst, int lnum) 207{ 208 int i, j, k; 209 int w = (s->width - 1) / s->subsampling[0] + 1; 210 uint8_t *pu = &p->data[1][lnum / s->subsampling[1] * p->linesize[1]]; 211 uint8_t *pv = &p->data[2][lnum / s->subsampling[1] * p->linesize[2]]; 212 if (s->width % s->subsampling[0] || s->height % s->subsampling[1]) { 213 for (i = 0; i < w; i++) { 214 for (j = 0; j < s->subsampling[1]; j++) 215 for (k = 0; k < s->subsampling[0]; k++) 216 *dst++ = p->data[0][FFMIN(lnum + j, s->height-1) * p->linesize[0] + 217 FFMIN(i * s->subsampling[0] + k, s->width-1)]; 218 *dst++ = *pu++; 219 *dst++ = *pv++; 220 } 221 }else{ 222 for (i = 0; i < w; i++) { 223 for (j = 0; j < s->subsampling[1]; j++) 224 for (k = 0; k < s->subsampling[0]; k++) 225 *dst++ = p->data[0][(lnum + j) * p->linesize[0] + 226 i * s->subsampling[0] + k]; 227 *dst++ = *pu++; 228 *dst++ = *pv++; 229 } 230 } 231} 232 233#define ADD_ENTRY(s, tag, type, count, ptr_val) \ 234 do { \ 235 ret = add_entry(s, tag, type, count, ptr_val); \ 236 if (ret < 0) \ 237 goto fail; \ 238 } while (0) 239 240#define ADD_ENTRY1(s, tag, type, val) \ 241 do { \ 242 ret = add_entry1(s, tag, type, val); \ 243 if (ret < 0) \ 244 goto fail; \ 245 } while (0) 246 247static int encode_frame(AVCodecContext *avctx, AVPacket *pkt, 248 const AVFrame *pict, int *got_packet) 249{ 250 const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(avctx->pix_fmt); 251 TiffEncoderContext *s = avctx->priv_data; 252 const AVFrame *const p = pict; 253 int i; 254 uint8_t *ptr; 255 uint8_t *offset; 256 uint32_t strips; 257 int bytes_per_row; 258 uint32_t res[2] = { s->dpi, 1 }; // image resolution (72/1) 259 uint16_t bpp_tab[4]; 260 int ret = 0; 261 int is_yuv = 0, alpha = 0; 262 int shift_h, shift_v; 263 int packet_size; 264 265 s->width = avctx->width; 266 s->height = avctx->height; 267 s->subsampling[0] = 1; 268 s->subsampling[1] = 1; 269 270 if (!desc) 271 return AVERROR(EINVAL); 272 273 avctx->bits_per_coded_sample = 274 s->bpp = av_get_bits_per_pixel(desc); 275 s->bpp_tab_size = desc->nb_components; 276 277 switch (avctx->pix_fmt) { 278 case AV_PIX_FMT_RGBA64LE: 279 case AV_PIX_FMT_RGBA: 280 alpha = 1; 281 case AV_PIX_FMT_RGB48LE: 282 case AV_PIX_FMT_RGB24: 283 s->photometric_interpretation = TIFF_PHOTOMETRIC_RGB; 284 break; 285 case AV_PIX_FMT_GRAY8: 286 avctx->bits_per_coded_sample = 0x28; 287 case AV_PIX_FMT_GRAY8A: 288 case AV_PIX_FMT_YA16LE: 289 alpha = avctx->pix_fmt == AV_PIX_FMT_GRAY8A || avctx->pix_fmt == AV_PIX_FMT_YA16LE; 290 case AV_PIX_FMT_GRAY16LE: 291 case AV_PIX_FMT_MONOBLACK: 292 s->photometric_interpretation = TIFF_PHOTOMETRIC_BLACK_IS_ZERO; 293 break; 294 case AV_PIX_FMT_PAL8: 295 s->photometric_interpretation = TIFF_PHOTOMETRIC_PALETTE; 296 break; 297 case AV_PIX_FMT_MONOWHITE: 298 s->photometric_interpretation = TIFF_PHOTOMETRIC_WHITE_IS_ZERO; 299 break; 300 case AV_PIX_FMT_YUV420P: 301 case AV_PIX_FMT_YUV422P: 302 case AV_PIX_FMT_YUV440P: 303 case AV_PIX_FMT_YUV444P: 304 case AV_PIX_FMT_YUV410P: 305 case AV_PIX_FMT_YUV411P: 306 av_pix_fmt_get_chroma_sub_sample(avctx->pix_fmt, &shift_h, &shift_v); 307 s->photometric_interpretation = TIFF_PHOTOMETRIC_YCBCR; 308 s->subsampling[0] = 1 << shift_h; 309 s->subsampling[1] = 1 << shift_v; 310 is_yuv = 1; 311 break; 312 default: 313 av_log(s->avctx, AV_LOG_ERROR, 314 "This colors format is not supported\n"); 315 return AVERROR(EINVAL); 316 } 317 318 for (i = 0; i < s->bpp_tab_size; i++) 319 bpp_tab[i] = desc->comp[i].depth; 320 321 if (s->compr == TIFF_DEFLATE || 322 s->compr == TIFF_ADOBE_DEFLATE || 323 s->compr == TIFF_LZW) 324 // best choice for DEFLATE 325 s->rps = s->height; 326 else 327 // suggest size of strip 328 s->rps = FFMAX(8192 / (((s->width * s->bpp) >> 3) + 1), 1); 329 // round rps up 330 s->rps = ((s->rps - 1) / s->subsampling[1] + 1) * s->subsampling[1]; 331 332 strips = (s->height - 1) / s->rps + 1; 333 334 bytes_per_row = (((s->width - 1) / s->subsampling[0] + 1) * s->bpp * 335 s->subsampling[0] * s->subsampling[1] + 7) >> 3; 336 packet_size = avctx->height * bytes_per_row * 2 + 337 avctx->height * 4 + AV_INPUT_BUFFER_MIN_SIZE; 338 339 if ((ret = ff_alloc_packet(avctx, pkt, packet_size)) < 0) 340 return ret; 341 ptr = pkt->data; 342 s->buf_start = pkt->data; 343 s->buf = &ptr; 344 s->buf_size = pkt->size; 345 346 if (check_size(s, 8)) { 347 ret = AVERROR(EINVAL); 348 goto fail; 349 } 350 351 // write header 352 bytestream_put_le16(&ptr, 0x4949); 353 bytestream_put_le16(&ptr, 42); 354 355 offset = ptr; 356 bytestream_put_le32(&ptr, 0); 357 358 if (strips > INT_MAX / FFMAX(sizeof(s->strip_sizes[0]), sizeof(s->strip_offsets[0]))) { 359 ret = AVERROR(ENOMEM); 360 goto fail; 361 } 362 av_fast_padded_mallocz(&s->strip_sizes , &s->strip_sizes_size , sizeof(s->strip_sizes [0]) * strips); 363 av_fast_padded_mallocz(&s->strip_offsets, &s->strip_offsets_size, sizeof(s->strip_offsets[0]) * strips); 364 365 if (!s->strip_sizes || !s->strip_offsets) { 366 ret = AVERROR(ENOMEM); 367 goto fail; 368 } 369 370 if (is_yuv) { 371 av_fast_padded_malloc(&s->yuv_line, &s->yuv_line_size, bytes_per_row); 372 if (s->yuv_line == NULL) { 373 av_log(s->avctx, AV_LOG_ERROR, "Not enough memory\n"); 374 ret = AVERROR(ENOMEM); 375 goto fail; 376 } 377 } 378 379#if CONFIG_ZLIB 380 if (s->compr == TIFF_DEFLATE || s->compr == TIFF_ADOBE_DEFLATE) { 381 uint8_t *zbuf; 382 int zlen, zn; 383 int j; 384 385 zlen = bytes_per_row * s->rps; 386 zbuf = av_malloc(zlen); 387 if (!zbuf) { 388 ret = AVERROR(ENOMEM); 389 goto fail; 390 } 391 s->strip_offsets[0] = ptr - pkt->data; 392 zn = 0; 393 for (j = 0; j < s->rps; j++) { 394 if (is_yuv) { 395 pack_yuv(s, p, s->yuv_line, j); 396 memcpy(zbuf + zn, s->yuv_line, bytes_per_row); 397 j += s->subsampling[1] - 1; 398 } else 399 memcpy(zbuf + j * bytes_per_row, 400 p->data[0] + j * p->linesize[0], bytes_per_row); 401 zn += bytes_per_row; 402 } 403 ret = encode_strip(s, zbuf, ptr, zn, s->compr); 404 av_free(zbuf); 405 if (ret < 0) { 406 av_log(s->avctx, AV_LOG_ERROR, "Encode strip failed\n"); 407 goto fail; 408 } 409 ptr += ret; 410 s->strip_sizes[0] = ptr - pkt->data - s->strip_offsets[0]; 411 } else 412#endif 413 { 414 if (s->compr == TIFF_LZW) { 415 s->lzws = av_malloc(ff_lzw_encode_state_size); 416 if (!s->lzws) { 417 ret = AVERROR(ENOMEM); 418 goto fail; 419 } 420 } 421 for (i = 0; i < s->height; i++) { 422 if (s->strip_sizes[i / s->rps] == 0) { 423 if (s->compr == TIFF_LZW) { 424 ff_lzw_encode_init(s->lzws, ptr, 425 s->buf_size - (*s->buf - s->buf_start), 426 12, FF_LZW_TIFF, 0); 427 } 428 s->strip_offsets[i / s->rps] = ptr - pkt->data; 429 } 430 if (is_yuv) { 431 pack_yuv(s, p, s->yuv_line, i); 432 ret = encode_strip(s, s->yuv_line, ptr, bytes_per_row, s->compr); 433 i += s->subsampling[1] - 1; 434 } else 435 ret = encode_strip(s, p->data[0] + i * p->linesize[0], 436 ptr, bytes_per_row, s->compr); 437 if (ret < 0) { 438 av_log(s->avctx, AV_LOG_ERROR, "Encode strip failed\n"); 439 goto fail; 440 } 441 s->strip_sizes[i / s->rps] += ret; 442 ptr += ret; 443 if (s->compr == TIFF_LZW && 444 (i == s->height - 1 || i % s->rps == s->rps - 1)) { 445 ret = ff_lzw_encode_flush(s->lzws); 446 s->strip_sizes[(i / s->rps)] += ret; 447 ptr += ret; 448 } 449 } 450 if (s->compr == TIFF_LZW) 451 av_freep(&s->lzws); 452 } 453 454 s->num_entries = 0; 455 456 ADD_ENTRY1(s, TIFF_SUBFILE, TIFF_LONG, 0); 457 ADD_ENTRY1(s, TIFF_WIDTH, TIFF_LONG, s->width); 458 ADD_ENTRY1(s, TIFF_HEIGHT, TIFF_LONG, s->height); 459 460 if (s->bpp_tab_size) 461 ADD_ENTRY(s, TIFF_BPP, TIFF_SHORT, s->bpp_tab_size, bpp_tab); 462 463 ADD_ENTRY1(s, TIFF_COMPR, TIFF_SHORT, s->compr); 464 ADD_ENTRY1(s, TIFF_PHOTOMETRIC, TIFF_SHORT, s->photometric_interpretation); 465 ADD_ENTRY(s, TIFF_STRIP_OFFS, TIFF_LONG, strips, s->strip_offsets); 466 467 if (s->bpp_tab_size) 468 ADD_ENTRY1(s, TIFF_SAMPLES_PER_PIXEL, TIFF_SHORT, s->bpp_tab_size); 469 470 ADD_ENTRY1(s, TIFF_ROWSPERSTRIP, TIFF_LONG, s->rps); 471 ADD_ENTRY(s, TIFF_STRIP_SIZE, TIFF_LONG, strips, s->strip_sizes); 472 ADD_ENTRY(s, TIFF_XRES, TIFF_RATIONAL, 1, res); 473 if (avctx->sample_aspect_ratio.num > 0 && 474 avctx->sample_aspect_ratio.den > 0) { 475 AVRational y = av_mul_q(av_make_q(s->dpi, 1), 476 avctx->sample_aspect_ratio); 477 res[0] = y.num; 478 res[1] = y.den; 479 } 480 ADD_ENTRY(s, TIFF_YRES, TIFF_RATIONAL, 1, res); 481 ADD_ENTRY1(s, TIFF_RES_UNIT, TIFF_SHORT, 2); 482 483 if (!(avctx->flags & AV_CODEC_FLAG_BITEXACT)) 484 ADD_ENTRY(s, TIFF_SOFTWARE_NAME, TIFF_STRING, 485 strlen(LIBAVCODEC_IDENT) + 1, LIBAVCODEC_IDENT); 486 487 if (avctx->pix_fmt == AV_PIX_FMT_PAL8) { 488 uint16_t pal[256 * 3]; 489 for (i = 0; i < 256; i++) { 490 uint32_t rgb = *(uint32_t *) (p->data[1] + i * 4); 491 pal[i] = ((rgb >> 16) & 0xff) * 257; 492 pal[i + 256] = ((rgb >> 8) & 0xff) * 257; 493 pal[i + 512] = (rgb & 0xff) * 257; 494 } 495 ADD_ENTRY(s, TIFF_PAL, TIFF_SHORT, 256 * 3, pal); 496 } 497 if (alpha) 498 ADD_ENTRY1(s,TIFF_EXTRASAMPLES, TIFF_SHORT, 2); 499 if (is_yuv) { 500 /** according to CCIR Recommendation 601.1 */ 501 uint32_t refbw[12] = { 15, 1, 235, 1, 128, 1, 240, 1, 128, 1, 240, 1 }; 502 ADD_ENTRY(s, TIFF_YCBCR_SUBSAMPLING, TIFF_SHORT, 2, s->subsampling); 503 if (avctx->chroma_sample_location == AVCHROMA_LOC_TOPLEFT) 504 ADD_ENTRY1(s, TIFF_YCBCR_POSITIONING, TIFF_SHORT, 2); 505 ADD_ENTRY(s, TIFF_REFERENCE_BW, TIFF_RATIONAL, 6, refbw); 506 } 507 // write offset to dir 508 bytestream_put_le32(&offset, ptr - pkt->data); 509 510 if (check_size(s, 6 + s->num_entries * 12)) { 511 ret = AVERROR(EINVAL); 512 goto fail; 513 } 514 bytestream_put_le16(&ptr, s->num_entries); // write tag count 515 bytestream_put_buffer(&ptr, s->entries, s->num_entries * 12); 516 bytestream_put_le32(&ptr, 0); 517 518 pkt->size = ptr - pkt->data; 519 *got_packet = 1; 520 521fail: 522 return ret < 0 ? ret : 0; 523} 524 525static av_cold int encode_init(AVCodecContext *avctx) 526{ 527 TiffEncoderContext *s = avctx->priv_data; 528 529#if !CONFIG_ZLIB 530 if (s->compr == TIFF_DEFLATE) { 531 av_log(avctx, AV_LOG_ERROR, 532 "Deflate compression needs zlib compiled in\n"); 533 return AVERROR(ENOSYS); 534 } 535#endif 536 537 s->avctx = avctx; 538 539 return 0; 540} 541 542static av_cold int encode_close(AVCodecContext *avctx) 543{ 544 TiffEncoderContext *s = avctx->priv_data; 545 546 av_freep(&s->strip_sizes); 547 av_freep(&s->strip_offsets); 548 av_freep(&s->yuv_line); 549 550 return 0; 551} 552 553#define OFFSET(x) offsetof(TiffEncoderContext, x) 554#define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM 555static const AVOption options[] = { 556 {"dpi", "set the image resolution (in dpi)", OFFSET(dpi), AV_OPT_TYPE_INT, {.i64 = 72}, 1, 0x10000, AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_ENCODING_PARAM}, 557 { "compression_algo", NULL, OFFSET(compr), AV_OPT_TYPE_INT, { .i64 = TIFF_PACKBITS }, TIFF_RAW, TIFF_DEFLATE, VE, "compression_algo" }, 558 { "packbits", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = TIFF_PACKBITS }, 0, 0, VE, "compression_algo" }, 559 { "raw", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = TIFF_RAW }, 0, 0, VE, "compression_algo" }, 560 { "lzw", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = TIFF_LZW }, 0, 0, VE, "compression_algo" }, 561 { "deflate", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = TIFF_DEFLATE }, 0, 0, VE, "compression_algo" }, 562 { NULL }, 563}; 564 565static const AVClass tiffenc_class = { 566 .class_name = "TIFF encoder", 567 .item_name = av_default_item_name, 568 .option = options, 569 .version = LIBAVUTIL_VERSION_INT, 570}; 571 572const FFCodec ff_tiff_encoder = { 573 .p.name = "tiff", 574 .p.long_name = NULL_IF_CONFIG_SMALL("TIFF image"), 575 .p.type = AVMEDIA_TYPE_VIDEO, 576 .p.id = AV_CODEC_ID_TIFF, 577 .priv_data_size = sizeof(TiffEncoderContext), 578 .init = encode_init, 579 .close = encode_close, 580 .p.capabilities = AV_CODEC_CAP_FRAME_THREADS, 581 FF_CODEC_ENCODE_CB(encode_frame), 582 .p.pix_fmts = (const enum AVPixelFormat[]) { 583 AV_PIX_FMT_RGB24, AV_PIX_FMT_RGB48LE, AV_PIX_FMT_PAL8, 584 AV_PIX_FMT_RGBA, AV_PIX_FMT_RGBA64LE, 585 AV_PIX_FMT_GRAY8, AV_PIX_FMT_GRAY8A, AV_PIX_FMT_GRAY16LE, AV_PIX_FMT_YA16LE, 586 AV_PIX_FMT_MONOBLACK, AV_PIX_FMT_MONOWHITE, 587 AV_PIX_FMT_YUV420P, AV_PIX_FMT_YUV422P, AV_PIX_FMT_YUV440P, AV_PIX_FMT_YUV444P, 588 AV_PIX_FMT_YUV410P, AV_PIX_FMT_YUV411P, 589 AV_PIX_FMT_NONE 590 }, 591 .p.priv_class = &tiffenc_class, 592 .caps_internal = FF_CODEC_CAP_INIT_THREADSAFE, 593}; 594