Directory: | ../../../ffmpeg/ |
---|---|
File: | src/libavcodec/exr.c |
Date: | 2022-07-04 00:18:54 |
Exec | Total | Coverage | |
---|---|---|---|
Lines: | 843 | 1277 | 66.0% |
Branches: | 451 | 762 | 59.2% |
Line | Branch | Exec | Source |
---|---|---|---|
1 | /* | ||
2 | * OpenEXR (.exr) image decoder | ||
3 | * Copyright (c) 2006 Industrial Light & Magic, a division of Lucas Digital Ltd. LLC | ||
4 | * Copyright (c) 2009 Jimmy Christensen | ||
5 | * | ||
6 | * B44/B44A, Tile, UINT32 added by Jokyo Images support by CNC - French National Center for Cinema | ||
7 | * | ||
8 | * This file is part of FFmpeg. | ||
9 | * | ||
10 | * FFmpeg is free software; you can redistribute it and/or | ||
11 | * modify it under the terms of the GNU Lesser General Public | ||
12 | * License as published by the Free Software Foundation; either | ||
13 | * version 2.1 of the License, or (at your option) any later version. | ||
14 | * | ||
15 | * FFmpeg is distributed in the hope that it will be useful, | ||
16 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
17 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | ||
18 | * Lesser General Public License for more details. | ||
19 | * | ||
20 | * You should have received a copy of the GNU Lesser General Public | ||
21 | * License along with FFmpeg; if not, write to the Free Software | ||
22 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | ||
23 | */ | ||
24 | |||
25 | /** | ||
26 | * @file | ||
27 | * OpenEXR decoder | ||
28 | * @author Jimmy Christensen | ||
29 | * | ||
30 | * For more information on the OpenEXR format, visit: | ||
31 | * http://openexr.com/ | ||
32 | */ | ||
33 | |||
34 | #include <float.h> | ||
35 | #include <zlib.h> | ||
36 | |||
37 | #include "libavutil/avassert.h" | ||
38 | #include "libavutil/common.h" | ||
39 | #include "libavutil/imgutils.h" | ||
40 | #include "libavutil/intfloat.h" | ||
41 | #include "libavutil/avstring.h" | ||
42 | #include "libavutil/opt.h" | ||
43 | #include "libavutil/color_utils.h" | ||
44 | |||
45 | #include "avcodec.h" | ||
46 | #include "bytestream.h" | ||
47 | |||
48 | #if HAVE_BIGENDIAN | ||
49 | #include "bswapdsp.h" | ||
50 | #endif | ||
51 | |||
52 | #include "codec_internal.h" | ||
53 | #include "exrdsp.h" | ||
54 | #include "get_bits.h" | ||
55 | #include "internal.h" | ||
56 | #include "half2float.h" | ||
57 | #include "mathops.h" | ||
58 | #include "thread.h" | ||
59 | |||
60 | enum ExrCompr { | ||
61 | EXR_RAW, | ||
62 | EXR_RLE, | ||
63 | EXR_ZIP1, | ||
64 | EXR_ZIP16, | ||
65 | EXR_PIZ, | ||
66 | EXR_PXR24, | ||
67 | EXR_B44, | ||
68 | EXR_B44A, | ||
69 | EXR_DWAA, | ||
70 | EXR_DWAB, | ||
71 | EXR_UNKN, | ||
72 | }; | ||
73 | |||
74 | enum ExrPixelType { | ||
75 | EXR_UINT, | ||
76 | EXR_HALF, | ||
77 | EXR_FLOAT, | ||
78 | EXR_UNKNOWN, | ||
79 | }; | ||
80 | |||
81 | enum ExrTileLevelMode { | ||
82 | EXR_TILE_LEVEL_ONE, | ||
83 | EXR_TILE_LEVEL_MIPMAP, | ||
84 | EXR_TILE_LEVEL_RIPMAP, | ||
85 | EXR_TILE_LEVEL_UNKNOWN, | ||
86 | }; | ||
87 | |||
88 | enum ExrTileLevelRound { | ||
89 | EXR_TILE_ROUND_UP, | ||
90 | EXR_TILE_ROUND_DOWN, | ||
91 | EXR_TILE_ROUND_UNKNOWN, | ||
92 | }; | ||
93 | |||
94 | typedef struct HuffEntry { | ||
95 | uint8_t len; | ||
96 | uint16_t sym; | ||
97 | uint32_t code; | ||
98 | } HuffEntry; | ||
99 | |||
100 | typedef struct EXRChannel { | ||
101 | int xsub, ysub; | ||
102 | enum ExrPixelType pixel_type; | ||
103 | } EXRChannel; | ||
104 | |||
105 | typedef struct EXRTileAttribute { | ||
106 | int32_t xSize; | ||
107 | int32_t ySize; | ||
108 | enum ExrTileLevelMode level_mode; | ||
109 | enum ExrTileLevelRound level_round; | ||
110 | } EXRTileAttribute; | ||
111 | |||
112 | typedef struct EXRThreadData { | ||
113 | uint8_t *uncompressed_data; | ||
114 | int uncompressed_size; | ||
115 | |||
116 | uint8_t *tmp; | ||
117 | int tmp_size; | ||
118 | |||
119 | uint8_t *bitmap; | ||
120 | uint16_t *lut; | ||
121 | |||
122 | uint8_t *ac_data; | ||
123 | unsigned ac_size; | ||
124 | |||
125 | uint8_t *dc_data; | ||
126 | unsigned dc_size; | ||
127 | |||
128 | uint8_t *rle_data; | ||
129 | unsigned rle_size; | ||
130 | |||
131 | uint8_t *rle_raw_data; | ||
132 | unsigned rle_raw_size; | ||
133 | |||
134 | float block[3][64]; | ||
135 | |||
136 | int ysize, xsize; | ||
137 | |||
138 | int channel_line_size; | ||
139 | |||
140 | int run_sym; | ||
141 | HuffEntry *he; | ||
142 | uint64_t *freq; | ||
143 | VLC vlc; | ||
144 | } EXRThreadData; | ||
145 | |||
146 | typedef struct EXRContext { | ||
147 | AVClass *class; | ||
148 | AVFrame *picture; | ||
149 | AVCodecContext *avctx; | ||
150 | ExrDSPContext dsp; | ||
151 | |||
152 | #if HAVE_BIGENDIAN | ||
153 | BswapDSPContext bbdsp; | ||
154 | #endif | ||
155 | |||
156 | enum ExrCompr compression; | ||
157 | enum ExrPixelType pixel_type; | ||
158 | int channel_offsets[4]; // 0 = red, 1 = green, 2 = blue and 3 = alpha | ||
159 | const AVPixFmtDescriptor *desc; | ||
160 | |||
161 | int w, h; | ||
162 | uint32_t sar; | ||
163 | int32_t xmax, xmin; | ||
164 | int32_t ymax, ymin; | ||
165 | uint32_t xdelta, ydelta; | ||
166 | |||
167 | int scan_lines_per_block; | ||
168 | |||
169 | EXRTileAttribute tile_attr; /* header data attribute of tile */ | ||
170 | int is_tile; /* 0 if scanline, 1 if tile */ | ||
171 | int is_multipart; | ||
172 | int current_part; | ||
173 | |||
174 | int is_luma;/* 1 if there is an Y plane */ | ||
175 | |||
176 | GetByteContext gb; | ||
177 | const uint8_t *buf; | ||
178 | int buf_size; | ||
179 | |||
180 | EXRChannel *channels; | ||
181 | int nb_channels; | ||
182 | int current_channel_offset; | ||
183 | uint32_t chunk_count; | ||
184 | |||
185 | EXRThreadData *thread_data; | ||
186 | |||
187 | const char *layer; | ||
188 | int selected_part; | ||
189 | |||
190 | enum AVColorTransferCharacteristic apply_trc_type; | ||
191 | float gamma; | ||
192 | union av_intfloat32 gamma_table[65536]; | ||
193 | |||
194 | uint32_t mantissatable[2048]; | ||
195 | uint32_t exponenttable[64]; | ||
196 | uint16_t offsettable[64]; | ||
197 | } EXRContext; | ||
198 | |||
199 | 14690 | static int zip_uncompress(EXRContext *s, const uint8_t *src, int compressed_size, | |
200 | int uncompressed_size, EXRThreadData *td) | ||
201 | { | ||
202 | 14690 | unsigned long dest_len = uncompressed_size; | |
203 | |||
204 |
1/2✓ Branch 1 taken 14690 times.
✗ Branch 2 not taken.
|
14690 | if (uncompress(td->tmp, &dest_len, src, compressed_size) != Z_OK || |
205 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 14690 times.
|
14690 | dest_len != uncompressed_size) |
206 | ✗ | return AVERROR_INVALIDDATA; | |
207 | |||
208 | av_assert1(uncompressed_size % 2 == 0); | ||
209 | |||
210 | 14690 | s->dsp.predictor(td->tmp, uncompressed_size); | |
211 | 14690 | s->dsp.reorder_pixels(td->uncompressed_data, td->tmp, uncompressed_size); | |
212 | |||
213 | 14690 | return 0; | |
214 | } | ||
215 | |||
216 | 5859 | static int rle(uint8_t *dst, const uint8_t *src, | |
217 | int compressed_size, int uncompressed_size) | ||
218 | { | ||
219 | 5859 | uint8_t *d = dst; | |
220 | 5859 | const int8_t *s = src; | |
221 | 5859 | int ssize = compressed_size; | |
222 | 5859 | int dsize = uncompressed_size; | |
223 | 5859 | uint8_t *dend = d + dsize; | |
224 | int count; | ||
225 | |||
226 |
2/2✓ Branch 0 taken 897353 times.
✓ Branch 1 taken 5859 times.
|
903212 | while (ssize > 0) { |
227 | 897353 | count = *s++; | |
228 | |||
229 |
2/2✓ Branch 0 taken 626279 times.
✓ Branch 1 taken 271074 times.
|
897353 | if (count < 0) { |
230 | 626279 | count = -count; | |
231 | |||
232 |
1/2✓ Branch 0 taken 626279 times.
✗ Branch 1 not taken.
|
626279 | if ((dsize -= count) < 0 || |
233 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 626279 times.
|
626279 | (ssize -= count + 1) < 0) |
234 | ✗ | return AVERROR_INVALIDDATA; | |
235 | |||
236 |
2/2✓ Branch 0 taken 24342948 times.
✓ Branch 1 taken 626279 times.
|
24969227 | while (count--) |
237 | 24342948 | *d++ = *s++; | |
238 | } else { | ||
239 | 271074 | count++; | |
240 | |||
241 |
1/2✓ Branch 0 taken 271074 times.
✗ Branch 1 not taken.
|
271074 | if ((dsize -= count) < 0 || |
242 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 271074 times.
|
271074 | (ssize -= 2) < 0) |
243 | ✗ | return AVERROR_INVALIDDATA; | |
244 | |||
245 |
2/2✓ Branch 0 taken 6528236 times.
✓ Branch 1 taken 271074 times.
|
6799310 | while (count--) |
246 | 6528236 | *d++ = *s; | |
247 | |||
248 | 271074 | s++; | |
249 | } | ||
250 | } | ||
251 | |||
252 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 5859 times.
|
5859 | if (dend != d) |
253 | ✗ | return AVERROR_INVALIDDATA; | |
254 | |||
255 | 5859 | return 0; | |
256 | } | ||
257 | |||
258 | 5859 | static int rle_uncompress(EXRContext *ctx, const uint8_t *src, int compressed_size, | |
259 | int uncompressed_size, EXRThreadData *td) | ||
260 | { | ||
261 | 5859 | rle(td->tmp, src, compressed_size, uncompressed_size); | |
262 | |||
263 | av_assert1(uncompressed_size % 2 == 0); | ||
264 | |||
265 | 5859 | ctx->dsp.predictor(td->tmp, uncompressed_size); | |
266 | 5859 | ctx->dsp.reorder_pixels(td->uncompressed_data, td->tmp, uncompressed_size); | |
267 | |||
268 | 5859 | return 0; | |
269 | } | ||
270 | |||
271 | #define USHORT_RANGE (1 << 16) | ||
272 | #define BITMAP_SIZE (1 << 13) | ||
273 | |||
274 | 60 | static uint16_t reverse_lut(const uint8_t *bitmap, uint16_t *lut) | |
275 | { | ||
276 | 60 | int i, k = 0; | |
277 | |||
278 |
2/2✓ Branch 0 taken 3932160 times.
✓ Branch 1 taken 60 times.
|
3932220 | for (i = 0; i < USHORT_RANGE; i++) |
279 |
4/4✓ Branch 0 taken 3932100 times.
✓ Branch 1 taken 60 times.
✓ Branch 2 taken 30710 times.
✓ Branch 3 taken 3901390 times.
|
3932160 | if ((i == 0) || (bitmap[i >> 3] & (1 << (i & 7)))) |
280 | 30770 | lut[k++] = i; | |
281 | |||
282 | 60 | i = k - 1; | |
283 | |||
284 | 60 | memset(lut + k, 0, (USHORT_RANGE - k) * 2); | |
285 | |||
286 | 60 | return i; | |
287 | } | ||
288 | |||
289 | 60 | static void apply_lut(const uint16_t *lut, uint16_t *dst, int dsize) | |
290 | { | ||
291 | int i; | ||
292 | |||
293 |
2/2✓ Branch 0 taken 1641444 times.
✓ Branch 1 taken 60 times.
|
1641504 | for (i = 0; i < dsize; ++i) |
294 | 1641444 | dst[i] = lut[dst[i]]; | |
295 | 60 | } | |
296 | |||
297 | #define HUF_ENCBITS 16 // literal (value) bit length | ||
298 | #define HUF_ENCSIZE ((1 << HUF_ENCBITS) + 1) // encoding table size | ||
299 | |||
300 | 60 | static void huf_canonical_code_table(uint64_t *freq) | |
301 | { | ||
302 | 60 | uint64_t c, n[59] = { 0 }; | |
303 | int i; | ||
304 | |||
305 |
2/2✓ Branch 0 taken 3932220 times.
✓ Branch 1 taken 60 times.
|
3932280 | for (i = 0; i < HUF_ENCSIZE; i++) |
306 | 3932220 | n[freq[i]] += 1; | |
307 | |||
308 | 60 | c = 0; | |
309 |
2/2✓ Branch 0 taken 3480 times.
✓ Branch 1 taken 60 times.
|
3540 | for (i = 58; i > 0; --i) { |
310 | 3480 | uint64_t nc = ((c + n[i]) >> 1); | |
311 | 3480 | n[i] = c; | |
312 | 3480 | c = nc; | |
313 | } | ||
314 | |||
315 |
2/2✓ Branch 0 taken 3932220 times.
✓ Branch 1 taken 60 times.
|
3932280 | for (i = 0; i < HUF_ENCSIZE; ++i) { |
316 | 3932220 | int l = freq[i]; | |
317 | |||
318 |
2/2✓ Branch 0 taken 12834 times.
✓ Branch 1 taken 3919386 times.
|
3932220 | if (l > 0) |
319 | 12834 | freq[i] = l | (n[l]++ << 6); | |
320 | } | ||
321 | 60 | } | |
322 | |||
323 | #define SHORT_ZEROCODE_RUN 59 | ||
324 | #define LONG_ZEROCODE_RUN 63 | ||
325 | #define SHORTEST_LONG_RUN (2 + LONG_ZEROCODE_RUN - SHORT_ZEROCODE_RUN) | ||
326 | #define LONGEST_LONG_RUN (255 + SHORTEST_LONG_RUN) | ||
327 | |||
328 | 60 | static int huf_unpack_enc_table(GetByteContext *gb, | |
329 | int32_t im, int32_t iM, uint64_t *freq) | ||
330 | { | ||
331 | GetBitContext gbit; | ||
332 | 60 | int ret = init_get_bits8(&gbit, gb->buffer, bytestream2_get_bytes_left(gb)); | |
333 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 60 times.
|
60 | if (ret < 0) |
334 | ✗ | return ret; | |
335 | |||
336 |
2/2✓ Branch 0 taken 33212 times.
✓ Branch 1 taken 60 times.
|
33272 | for (; im <= iM; im++) { |
337 | 33212 | uint64_t l = freq[im] = get_bits(&gbit, 6); | |
338 | |||
339 |
2/2✓ Branch 0 taken 16678 times.
✓ Branch 1 taken 16534 times.
|
33212 | if (l == LONG_ZEROCODE_RUN) { |
340 | 16678 | int zerun = get_bits(&gbit, 8) + SHORTEST_LONG_RUN; | |
341 | |||
342 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 16678 times.
|
16678 | if (im + zerun > iM + 1) |
343 | ✗ | return AVERROR_INVALIDDATA; | |
344 | |||
345 |
2/2✓ Branch 0 taken 3911252 times.
✓ Branch 1 taken 16678 times.
|
3927930 | while (zerun--) |
346 | 3911252 | freq[im++] = 0; | |
347 | |||
348 | 16678 | im--; | |
349 |
2/2✓ Branch 0 taken 2106 times.
✓ Branch 1 taken 14428 times.
|
16534 | } else if (l >= SHORT_ZEROCODE_RUN) { |
350 | 2106 | int zerun = l - SHORT_ZEROCODE_RUN + 2; | |
351 | |||
352 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 2106 times.
|
2106 | if (im + zerun > iM + 1) |
353 | ✗ | return AVERROR_INVALIDDATA; | |
354 | |||
355 |
2/2✓ Branch 0 taken 6540 times.
✓ Branch 1 taken 2106 times.
|
8646 | while (zerun--) |
356 | 6540 | freq[im++] = 0; | |
357 | |||
358 | 2106 | im--; | |
359 | } | ||
360 | } | ||
361 | |||
362 | 60 | bytestream2_skip(gb, (get_bits_count(&gbit) + 7) / 8); | |
363 | 60 | huf_canonical_code_table(freq); | |
364 | |||
365 | 60 | return 0; | |
366 | } | ||
367 | |||
368 | 60 | static int huf_build_dec_table(EXRContext *s, | |
369 | EXRThreadData *td, int im, int iM) | ||
370 | { | ||
371 | 60 | int j = 0; | |
372 | |||
373 | 60 | td->run_sym = -1; | |
374 |
2/2✓ Branch 0 taken 3932160 times.
✓ Branch 1 taken 60 times.
|
3932220 | for (int i = im; i < iM; i++) { |
375 | 3932160 | td->he[j].sym = i; | |
376 | 3932160 | td->he[j].len = td->freq[i] & 63; | |
377 | 3932160 | td->he[j].code = td->freq[i] >> 6; | |
378 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 3932160 times.
|
3932160 | if (td->he[j].len > 32) { |
379 | ✗ | avpriv_request_sample(s->avctx, "Too big code length"); | |
380 | ✗ | return AVERROR_PATCHWELCOME; | |
381 | } | ||
382 |
2/2✓ Branch 0 taken 12774 times.
✓ Branch 1 taken 3919386 times.
|
3932160 | if (td->he[j].len > 0) |
383 | 12774 | j++; | |
384 | else | ||
385 | 3919386 | td->run_sym = i; | |
386 | } | ||
387 | |||
388 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 60 times.
|
60 | if (im > 0) |
389 | ✗ | td->run_sym = 0; | |
390 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 60 times.
|
60 | else if (iM < 65535) |
391 | ✗ | td->run_sym = 65535; | |
392 | |||
393 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 60 times.
|
60 | if (td->run_sym == -1) { |
394 | ✗ | avpriv_request_sample(s->avctx, "No place for run symbol"); | |
395 | ✗ | return AVERROR_PATCHWELCOME; | |
396 | } | ||
397 | |||
398 | 60 | td->he[j].sym = td->run_sym; | |
399 | 60 | td->he[j].len = td->freq[iM] & 63; | |
400 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 60 times.
|
60 | if (td->he[j].len > 32) { |
401 | ✗ | avpriv_request_sample(s->avctx, "Too big code length"); | |
402 | ✗ | return AVERROR_PATCHWELCOME; | |
403 | } | ||
404 | 60 | td->he[j].code = td->freq[iM] >> 6; | |
405 | 60 | j++; | |
406 | |||
407 | 60 | ff_free_vlc(&td->vlc); | |
408 | 60 | return ff_init_vlc_sparse(&td->vlc, 12, j, | |
409 | 60 | &td->he[0].len, sizeof(td->he[0]), sizeof(td->he[0].len), | |
410 | 60 | &td->he[0].code, sizeof(td->he[0]), sizeof(td->he[0].code), | |
411 | 60 | &td->he[0].sym, sizeof(td->he[0]), sizeof(td->he[0].sym), 0); | |
412 | } | ||
413 | |||
414 | 60 | static int huf_decode(VLC *vlc, GetByteContext *gb, int nbits, int run_sym, | |
415 | int no, uint16_t *out) | ||
416 | { | ||
417 | GetBitContext gbit; | ||
418 | 60 | int oe = 0; | |
419 | |||
420 | 60 | init_get_bits(&gbit, gb->buffer, nbits); | |
421 |
3/4✓ Branch 1 taken 426962 times.
✓ Branch 2 taken 60 times.
✓ Branch 3 taken 426962 times.
✗ Branch 4 not taken.
|
427022 | while (get_bits_left(&gbit) > 0 && oe < no) { |
422 | 426962 | uint16_t x = get_vlc2(&gbit, vlc->table, 12, 3); | |
423 | |||
424 |
2/2✓ Branch 0 taken 6774 times.
✓ Branch 1 taken 420188 times.
|
426962 | if (x == run_sym) { |
425 | 6774 | int run = get_bits(&gbit, 8); | |
426 | uint16_t fill; | ||
427 | |||
428 |
2/4✓ Branch 0 taken 6774 times.
✗ Branch 1 not taken.
✗ Branch 2 not taken.
✓ Branch 3 taken 6774 times.
|
6774 | if (oe == 0 || oe + run > no) |
429 | ✗ | return AVERROR_INVALIDDATA; | |
430 | |||
431 | 6774 | fill = out[oe - 1]; | |
432 | |||
433 |
2/2✓ Branch 0 taken 1221256 times.
✓ Branch 1 taken 6774 times.
|
1228030 | while (run-- > 0) |
434 | 1221256 | out[oe++] = fill; | |
435 | } else { | ||
436 | 420188 | out[oe++] = x; | |
437 | } | ||
438 | } | ||
439 | |||
440 | 60 | return 0; | |
441 | } | ||
442 | |||
443 | 60 | static int huf_uncompress(EXRContext *s, | |
444 | EXRThreadData *td, | ||
445 | GetByteContext *gb, | ||
446 | uint16_t *dst, int dst_size) | ||
447 | { | ||
448 | int32_t im, iM; | ||
449 | uint32_t nBits; | ||
450 | int ret; | ||
451 | |||
452 | 60 | im = bytestream2_get_le32(gb); | |
453 | 60 | iM = bytestream2_get_le32(gb); | |
454 | 60 | bytestream2_skip(gb, 4); | |
455 | 60 | nBits = bytestream2_get_le32(gb); | |
456 |
3/6✓ Branch 0 taken 60 times.
✗ Branch 1 not taken.
✓ Branch 2 taken 60 times.
✗ Branch 3 not taken.
✓ Branch 4 taken 60 times.
✗ Branch 5 not taken.
|
60 | if (im < 0 || im >= HUF_ENCSIZE || |
457 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 60 times.
|
60 | iM < 0 || iM >= HUF_ENCSIZE) |
458 | ✗ | return AVERROR_INVALIDDATA; | |
459 | |||
460 | 60 | bytestream2_skip(gb, 4); | |
461 | |||
462 |
2/2✓ Branch 0 taken 14 times.
✓ Branch 1 taken 46 times.
|
60 | if (!td->freq) |
463 | 14 | td->freq = av_malloc_array(HUF_ENCSIZE, sizeof(*td->freq)); | |
464 |
2/2✓ Branch 0 taken 14 times.
✓ Branch 1 taken 46 times.
|
60 | if (!td->he) |
465 | 14 | td->he = av_calloc(HUF_ENCSIZE, sizeof(*td->he)); | |
466 |
2/4✓ Branch 0 taken 60 times.
✗ Branch 1 not taken.
✗ Branch 2 not taken.
✓ Branch 3 taken 60 times.
|
60 | if (!td->freq || !td->he) { |
467 | ✗ | ret = AVERROR(ENOMEM); | |
468 | ✗ | return ret; | |
469 | } | ||
470 | |||
471 | 60 | memset(td->freq, 0, sizeof(*td->freq) * HUF_ENCSIZE); | |
472 |
1/2✗ Branch 1 not taken.
✓ Branch 2 taken 60 times.
|
60 | if ((ret = huf_unpack_enc_table(gb, im, iM, td->freq)) < 0) |
473 | ✗ | return ret; | |
474 | |||
475 |
1/2✗ Branch 1 not taken.
✓ Branch 2 taken 60 times.
|
60 | if (nBits > 8 * bytestream2_get_bytes_left(gb)) { |
476 | ✗ | ret = AVERROR_INVALIDDATA; | |
477 | ✗ | return ret; | |
478 | } | ||
479 | |||
480 |
1/2✗ Branch 1 not taken.
✓ Branch 2 taken 60 times.
|
60 | if ((ret = huf_build_dec_table(s, td, im, iM)) < 0) |
481 | ✗ | return ret; | |
482 | 60 | return huf_decode(&td->vlc, gb, nBits, td->run_sym, dst_size, dst); | |
483 | } | ||
484 | |||
485 | 2183418 | static inline void wdec14(uint16_t l, uint16_t h, uint16_t *a, uint16_t *b) | |
486 | { | ||
487 | 2183418 | int16_t ls = l; | |
488 | 2183418 | int16_t hs = h; | |
489 | 2183418 | int hi = hs; | |
490 | 2183418 | int ai = ls + (hi & 1) + (hi >> 1); | |
491 | 2183418 | int16_t as = ai; | |
492 | 2183418 | int16_t bs = ai - hi; | |
493 | |||
494 | 2183418 | *a = as; | |
495 | 2183418 | *b = bs; | |
496 | 2183418 | } | |
497 | |||
498 | #define NBITS 16 | ||
499 | #define A_OFFSET (1 << (NBITS - 1)) | ||
500 | #define MOD_MASK ((1 << NBITS) - 1) | ||
501 | |||
502 | ✗ | static inline void wdec16(uint16_t l, uint16_t h, uint16_t *a, uint16_t *b) | |
503 | { | ||
504 | ✗ | int m = l; | |
505 | ✗ | int d = h; | |
506 | ✗ | int bb = (m - (d >> 1)) & MOD_MASK; | |
507 | ✗ | int aa = (d + bb - A_OFFSET) & MOD_MASK; | |
508 | ✗ | *b = bb; | |
509 | ✗ | *a = aa; | |
510 | } | ||
511 | |||
512 | 204 | static void wav_decode(uint16_t *in, int nx, int ox, | |
513 | int ny, int oy, uint16_t mx) | ||
514 | { | ||
515 | 204 | int w14 = (mx < (1 << 14)); | |
516 | 204 | int n = (nx > ny) ? ny : nx; | |
517 | 204 | int p = 1; | |
518 | int p2; | ||
519 | |||
520 |
2/2✓ Branch 0 taken 1182 times.
✓ Branch 1 taken 204 times.
|
1386 | while (p <= n) |
521 | 1182 | p <<= 1; | |
522 | |||
523 | 204 | p >>= 1; | |
524 | 204 | p2 = p; | |
525 | 204 | p >>= 1; | |
526 | |||
527 |
2/2✓ Branch 0 taken 978 times.
✓ Branch 1 taken 204 times.
|
1182 | while (p >= 1) { |
528 | 978 | uint16_t *py = in; | |
529 | 978 | uint16_t *ey = in + oy * (ny - p2); | |
530 | uint16_t i00, i01, i10, i11; | ||
531 | 978 | int oy1 = oy * p; | |
532 | 978 | int oy2 = oy * p2; | |
533 | 978 | int ox1 = ox * p; | |
534 | 978 | int ox2 = ox * p2; | |
535 | |||
536 |
2/2✓ Branch 0 taken 5880 times.
✓ Branch 1 taken 978 times.
|
6858 | for (; py <= ey; py += oy2) { |
537 | 5880 | uint16_t *px = py; | |
538 | 5880 | uint16_t *ex = py + ox * (nx - p2); | |
539 | |||
540 |
2/2✓ Branch 0 taken 545502 times.
✓ Branch 1 taken 5880 times.
|
551382 | for (; px <= ex; px += ox2) { |
541 | 545502 | uint16_t *p01 = px + ox1; | |
542 | 545502 | uint16_t *p10 = px + oy1; | |
543 | 545502 | uint16_t *p11 = p10 + ox1; | |
544 | |||
545 |
1/2✓ Branch 0 taken 545502 times.
✗ Branch 1 not taken.
|
545502 | if (w14) { |
546 | 545502 | wdec14(*px, *p10, &i00, &i10); | |
547 | 545502 | wdec14(*p01, *p11, &i01, &i11); | |
548 | 545502 | wdec14(i00, i01, px, p01); | |
549 | 545502 | wdec14(i10, i11, p10, p11); | |
550 | } else { | ||
551 | ✗ | wdec16(*px, *p10, &i00, &i10); | |
552 | ✗ | wdec16(*p01, *p11, &i01, &i11); | |
553 | ✗ | wdec16(i00, i01, px, p01); | |
554 | ✗ | wdec16(i10, i11, p10, p11); | |
555 | } | ||
556 | } | ||
557 | |||
558 |
2/2✓ Branch 0 taken 648 times.
✓ Branch 1 taken 5232 times.
|
5880 | if (nx & p) { |
559 | 648 | uint16_t *p10 = px + oy1; | |
560 | |||
561 |
1/2✓ Branch 0 taken 648 times.
✗ Branch 1 not taken.
|
648 | if (w14) |
562 | 648 | wdec14(*px, *p10, &i00, p10); | |
563 | else | ||
564 | ✗ | wdec16(*px, *p10, &i00, p10); | |
565 | |||
566 | 648 | *px = i00; | |
567 | } | ||
568 | } | ||
569 | |||
570 |
2/2✓ Branch 0 taken 30 times.
✓ Branch 1 taken 948 times.
|
978 | if (ny & p) { |
571 | 30 | uint16_t *px = py; | |
572 | 30 | uint16_t *ex = py + ox * (nx - p2); | |
573 | |||
574 |
2/2✓ Branch 0 taken 762 times.
✓ Branch 1 taken 30 times.
|
792 | for (; px <= ex; px += ox2) { |
575 | 762 | uint16_t *p01 = px + ox1; | |
576 | |||
577 |
1/2✓ Branch 0 taken 762 times.
✗ Branch 1 not taken.
|
762 | if (w14) |
578 | 762 | wdec14(*px, *p01, &i00, p01); | |
579 | else | ||
580 | ✗ | wdec16(*px, *p01, &i00, p01); | |
581 | |||
582 | 762 | *px = i00; | |
583 | } | ||
584 | } | ||
585 | |||
586 | 978 | p2 = p; | |
587 | 978 | p >>= 1; | |
588 | } | ||
589 | 204 | } | |
590 | |||
591 | 60 | static int piz_uncompress(EXRContext *s, const uint8_t *src, int ssize, | |
592 | int dsize, EXRThreadData *td) | ||
593 | { | ||
594 | GetByteContext gb; | ||
595 | uint16_t maxval, min_non_zero, max_non_zero; | ||
596 | uint16_t *ptr; | ||
597 | 60 | uint16_t *tmp = (uint16_t *)td->tmp; | |
598 | uint16_t *out; | ||
599 | uint16_t *in; | ||
600 | int ret, i, j; | ||
601 | int pixel_half_size;/* 1 for half, 2 for float and uint32 */ | ||
602 | EXRChannel *channel; | ||
603 | int tmp_offset; | ||
604 | |||
605 |
2/2✓ Branch 0 taken 14 times.
✓ Branch 1 taken 46 times.
|
60 | if (!td->bitmap) |
606 | 14 | td->bitmap = av_malloc(BITMAP_SIZE); | |
607 |
2/2✓ Branch 0 taken 14 times.
✓ Branch 1 taken 46 times.
|
60 | if (!td->lut) |
608 | 14 | td->lut = av_malloc(1 << 17); | |
609 |
2/4✓ Branch 0 taken 60 times.
✗ Branch 1 not taken.
✗ Branch 2 not taken.
✓ Branch 3 taken 60 times.
|
60 | if (!td->bitmap || !td->lut) { |
610 | ✗ | av_freep(&td->bitmap); | |
611 | ✗ | av_freep(&td->lut); | |
612 | ✗ | return AVERROR(ENOMEM); | |
613 | } | ||
614 | |||
615 | 60 | bytestream2_init(&gb, src, ssize); | |
616 | 60 | min_non_zero = bytestream2_get_le16(&gb); | |
617 | 60 | max_non_zero = bytestream2_get_le16(&gb); | |
618 | |||
619 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 60 times.
|
60 | if (max_non_zero >= BITMAP_SIZE) |
620 | ✗ | return AVERROR_INVALIDDATA; | |
621 | |||
622 | 60 | memset(td->bitmap, 0, FFMIN(min_non_zero, BITMAP_SIZE)); | |
623 |
1/2✓ Branch 0 taken 60 times.
✗ Branch 1 not taken.
|
60 | if (min_non_zero <= max_non_zero) |
624 | 60 | bytestream2_get_buffer(&gb, td->bitmap + min_non_zero, | |
625 | 60 | max_non_zero - min_non_zero + 1); | |
626 | 60 | memset(td->bitmap + max_non_zero + 1, 0, BITMAP_SIZE - max_non_zero - 1); | |
627 | |||
628 | 60 | maxval = reverse_lut(td->bitmap, td->lut); | |
629 | |||
630 | 60 | bytestream2_skip(&gb, 4); | |
631 | 60 | ret = huf_uncompress(s, td, &gb, tmp, dsize / sizeof(uint16_t)); | |
632 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 60 times.
|
60 | if (ret) |
633 | ✗ | return ret; | |
634 | |||
635 | 60 | ptr = tmp; | |
636 |
2/2✓ Branch 0 taken 180 times.
✓ Branch 1 taken 60 times.
|
240 | for (i = 0; i < s->nb_channels; i++) { |
637 | 180 | channel = &s->channels[i]; | |
638 | |||
639 |
2/2✓ Branch 0 taken 156 times.
✓ Branch 1 taken 24 times.
|
180 | if (channel->pixel_type == EXR_HALF) |
640 | 156 | pixel_half_size = 1; | |
641 | else | ||
642 | 24 | pixel_half_size = 2; | |
643 | |||
644 |
2/2✓ Branch 0 taken 204 times.
✓ Branch 1 taken 180 times.
|
384 | for (j = 0; j < pixel_half_size; j++) |
645 | 204 | wav_decode(ptr + j, td->xsize, pixel_half_size, td->ysize, | |
646 | 204 | td->xsize * pixel_half_size, maxval); | |
647 | 180 | ptr += td->xsize * td->ysize * pixel_half_size; | |
648 | } | ||
649 | |||
650 | 60 | apply_lut(td->lut, tmp, dsize / sizeof(uint16_t)); | |
651 | |||
652 | 60 | out = (uint16_t *)td->uncompressed_data; | |
653 |
2/2✓ Branch 0 taken 1782 times.
✓ Branch 1 taken 60 times.
|
1842 | for (i = 0; i < td->ysize; i++) { |
654 | 1782 | tmp_offset = 0; | |
655 |
2/2✓ Branch 0 taken 5346 times.
✓ Branch 1 taken 1782 times.
|
7128 | for (j = 0; j < s->nb_channels; j++) { |
656 | 5346 | channel = &s->channels[j]; | |
657 |
2/2✓ Branch 0 taken 4578 times.
✓ Branch 1 taken 768 times.
|
5346 | if (channel->pixel_type == EXR_HALF) |
658 | 4578 | pixel_half_size = 1; | |
659 | else | ||
660 | 768 | pixel_half_size = 2; | |
661 | |||
662 | 5346 | in = tmp + tmp_offset * td->xsize * td->ysize + i * td->xsize * pixel_half_size; | |
663 | 5346 | tmp_offset += pixel_half_size; | |
664 | |||
665 | #if HAVE_BIGENDIAN | ||
666 | s->bbdsp.bswap16_buf(out, in, td->xsize * pixel_half_size); | ||
667 | #else | ||
668 | 5346 | memcpy(out, in, td->xsize * 2 * pixel_half_size); | |
669 | #endif | ||
670 | 5346 | out += td->xsize * pixel_half_size; | |
671 | } | ||
672 | } | ||
673 | |||
674 | 60 | return 0; | |
675 | } | ||
676 | |||
677 | 122 | static int pxr24_uncompress(EXRContext *s, const uint8_t *src, | |
678 | int compressed_size, int uncompressed_size, | ||
679 | EXRThreadData *td) | ||
680 | { | ||
681 | 122 | unsigned long dest_len, expected_len = 0; | |
682 | 122 | const uint8_t *in = td->tmp; | |
683 | uint8_t *out; | ||
684 | int c, i, j; | ||
685 | |||
686 |
2/2✓ Branch 0 taken 436 times.
✓ Branch 1 taken 122 times.
|
558 | for (i = 0; i < s->nb_channels; i++) { |
687 |
2/2✓ Branch 0 taken 62 times.
✓ Branch 1 taken 374 times.
|
436 | if (s->channels[i].pixel_type == EXR_FLOAT) { |
688 | 62 | expected_len += (td->xsize * td->ysize * 3);/* PRX 24 store float in 24 bit instead of 32 */ | |
689 |
2/2✓ Branch 0 taken 362 times.
✓ Branch 1 taken 12 times.
|
374 | } else if (s->channels[i].pixel_type == EXR_HALF) { |
690 | 362 | expected_len += (td->xsize * td->ysize * 2); | |
691 | } else {//UINT 32 | ||
692 | 12 | expected_len += (td->xsize * td->ysize * 4); | |
693 | } | ||
694 | } | ||
695 | |||
696 | 122 | dest_len = expected_len; | |
697 | |||
698 |
1/2✗ Branch 1 not taken.
✓ Branch 2 taken 122 times.
|
122 | if (uncompress(td->tmp, &dest_len, src, compressed_size) != Z_OK) { |
699 | ✗ | return AVERROR_INVALIDDATA; | |
700 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 122 times.
|
122 | } else if (dest_len != expected_len) { |
701 | ✗ | return AVERROR_INVALIDDATA; | |
702 | } | ||
703 | |||
704 | 122 | out = td->uncompressed_data; | |
705 |
2/2✓ Branch 0 taken 1778 times.
✓ Branch 1 taken 122 times.
|
1900 | for (i = 0; i < td->ysize; i++) |
706 |
2/2✓ Branch 0 taken 5900 times.
✓ Branch 1 taken 1778 times.
|
7678 | for (c = 0; c < s->nb_channels; c++) { |
707 | 5900 | EXRChannel *channel = &s->channels[c]; | |
708 | const uint8_t *ptr[4]; | ||
709 | 5900 | uint32_t pixel = 0; | |
710 | |||
711 |
3/4✓ Branch 0 taken 496 times.
✓ Branch 1 taken 5302 times.
✓ Branch 2 taken 102 times.
✗ Branch 3 not taken.
|
5900 | switch (channel->pixel_type) { |
712 | 496 | case EXR_FLOAT: | |
713 | 496 | ptr[0] = in; | |
714 | 496 | ptr[1] = ptr[0] + td->xsize; | |
715 | 496 | ptr[2] = ptr[1] + td->xsize; | |
716 | 496 | in = ptr[2] + td->xsize; | |
717 | |||
718 |
2/2✓ Branch 0 taken 5952 times.
✓ Branch 1 taken 496 times.
|
6448 | for (j = 0; j < td->xsize; ++j) { |
719 | 5952 | uint32_t diff = ((unsigned)*(ptr[0]++) << 24) | | |
720 | 5952 | (*(ptr[1]++) << 16) | | |
721 | 5952 | (*(ptr[2]++) << 8); | |
722 | 5952 | pixel += diff; | |
723 | 5952 | bytestream_put_le32(&out, pixel); | |
724 | } | ||
725 | 496 | break; | |
726 | 5302 | case EXR_HALF: | |
727 | 5302 | ptr[0] = in; | |
728 | 5302 | ptr[1] = ptr[0] + td->xsize; | |
729 | 5302 | in = ptr[1] + td->xsize; | |
730 |
2/2✓ Branch 0 taken 3846078 times.
✓ Branch 1 taken 5302 times.
|
3851380 | for (j = 0; j < td->xsize; j++) { |
731 | 3846078 | uint32_t diff = (*(ptr[0]++) << 8) | *(ptr[1]++); | |
732 | |||
733 | 3846078 | pixel += diff; | |
734 | 3846078 | bytestream_put_le16(&out, pixel); | |
735 | } | ||
736 | 5302 | break; | |
737 | 102 | case EXR_UINT: | |
738 | 102 | ptr[0] = in; | |
739 | 102 | ptr[1] = ptr[0] + s->xdelta; | |
740 | 102 | ptr[2] = ptr[1] + s->xdelta; | |
741 | 102 | ptr[3] = ptr[2] + s->xdelta; | |
742 | 102 | in = ptr[3] + s->xdelta; | |
743 | |||
744 |
2/2✓ Branch 0 taken 1278 times.
✓ Branch 1 taken 102 times.
|
1380 | for (j = 0; j < s->xdelta; ++j) { |
745 | 1278 | uint32_t diff = ((uint32_t)*(ptr[0]++) << 24) | | |
746 | 1278 | (*(ptr[1]++) << 16) | | |
747 | 1278 | (*(ptr[2]++) << 8 ) | | |
748 | 1278 | (*(ptr[3]++)); | |
749 | 1278 | pixel += diff; | |
750 | 1278 | bytestream_put_le32(&out, pixel); | |
751 | } | ||
752 | 102 | break; | |
753 | ✗ | default: | |
754 | ✗ | return AVERROR_INVALIDDATA; | |
755 | } | ||
756 | } | ||
757 | |||
758 | 122 | return 0; | |
759 | } | ||
760 | |||
761 | 118558 | static void unpack_14(const uint8_t b[14], uint16_t s[16]) | |
762 | { | ||
763 | 118558 | unsigned short shift = (b[ 2] >> 2) & 15; | |
764 | 118558 | unsigned short bias = (0x20 << shift); | |
765 | int i; | ||
766 | |||
767 | 118558 | s[ 0] = (b[0] << 8) | b[1]; | |
768 | |||
769 | 118558 | s[ 4] = s[ 0] + ((((b[ 2] << 4) | (b[ 3] >> 4)) & 0x3f) << shift) - bias; | |
770 | 118558 | s[ 8] = s[ 4] + ((((b[ 3] << 2) | (b[ 4] >> 6)) & 0x3f) << shift) - bias; | |
771 | 118558 | s[12] = s[ 8] + ((b[ 4] & 0x3f) << shift) - bias; | |
772 | |||
773 | 118558 | s[ 1] = s[ 0] + ((b[ 5] >> 2) << shift) - bias; | |
774 | 118558 | s[ 5] = s[ 4] + ((((b[ 5] << 4) | (b[ 6] >> 4)) & 0x3f) << shift) - bias; | |
775 | 118558 | s[ 9] = s[ 8] + ((((b[ 6] << 2) | (b[ 7] >> 6)) & 0x3f) << shift) - bias; | |
776 | 118558 | s[13] = s[12] + ((b[ 7] & 0x3f) << shift) - bias; | |
777 | |||
778 | 118558 | s[ 2] = s[ 1] + ((b[ 8] >> 2) << shift) - bias; | |
779 | 118558 | s[ 6] = s[ 5] + ((((b[ 8] << 4) | (b[ 9] >> 4)) & 0x3f) << shift) - bias; | |
780 | 118558 | s[10] = s[ 9] + ((((b[ 9] << 2) | (b[10] >> 6)) & 0x3f) << shift) - bias; | |
781 | 118558 | s[14] = s[13] + ((b[10] & 0x3f) << shift) - bias; | |
782 | |||
783 | 118558 | s[ 3] = s[ 2] + ((b[11] >> 2) << shift) - bias; | |
784 | 118558 | s[ 7] = s[ 6] + ((((b[11] << 4) | (b[12] >> 4)) & 0x3f) << shift) - bias; | |
785 | 118558 | s[11] = s[10] + ((((b[12] << 2) | (b[13] >> 6)) & 0x3f) << shift) - bias; | |
786 | 118558 | s[15] = s[14] + ((b[13] & 0x3f) << shift) - bias; | |
787 | |||
788 |
2/2✓ Branch 0 taken 1896928 times.
✓ Branch 1 taken 118558 times.
|
2015486 | for (i = 0; i < 16; ++i) { |
789 |
2/2✓ Branch 0 taken 1884694 times.
✓ Branch 1 taken 12234 times.
|
1896928 | if (s[i] & 0x8000) |
790 | 1884694 | s[i] &= 0x7fff; | |
791 | else | ||
792 | 12234 | s[i] = ~s[i]; | |
793 | } | ||
794 | 118558 | } | |
795 | |||
796 | 212 | static void unpack_3(const uint8_t b[3], uint16_t s[16]) | |
797 | { | ||
798 | int i; | ||
799 | |||
800 | 212 | s[0] = (b[0] << 8) | b[1]; | |
801 | |||
802 |
2/2✓ Branch 0 taken 210 times.
✓ Branch 1 taken 2 times.
|
212 | if (s[0] & 0x8000) |
803 | 210 | s[0] &= 0x7fff; | |
804 | else | ||
805 | 2 | s[0] = ~s[0]; | |
806 | |||
807 |
2/2✓ Branch 0 taken 3180 times.
✓ Branch 1 taken 212 times.
|
3392 | for (i = 1; i < 16; i++) |
808 | 3180 | s[i] = s[0]; | |
809 | 212 | } | |
810 | |||
811 | |||
812 | 46 | static int b44_uncompress(EXRContext *s, const uint8_t *src, int compressed_size, | |
813 | int uncompressed_size, EXRThreadData *td) { | ||
814 | 46 | const int8_t *sr = src; | |
815 | 46 | int stay_to_uncompress = compressed_size; | |
816 | int nb_b44_block_w, nb_b44_block_h; | ||
817 | int index_tl_x, index_tl_y, index_out, index_tmp; | ||
818 | uint16_t tmp_buffer[16]; /* B44 use 4x4 half float pixel */ | ||
819 | int c, iY, iX, y, x; | ||
820 | 46 | int target_channel_offset = 0; | |
821 | |||
822 | /* calc B44 block count */ | ||
823 | 46 | nb_b44_block_w = td->xsize / 4; | |
824 |
2/2✓ Branch 0 taken 26 times.
✓ Branch 1 taken 20 times.
|
46 | if ((td->xsize % 4) != 0) |
825 | 26 | nb_b44_block_w++; | |
826 | |||
827 | 46 | nb_b44_block_h = td->ysize / 4; | |
828 |
2/2✓ Branch 0 taken 12 times.
✓ Branch 1 taken 34 times.
|
46 | if ((td->ysize % 4) != 0) |
829 | 12 | nb_b44_block_h++; | |
830 | |||
831 |
2/2✓ Branch 0 taken 266 times.
✓ Branch 1 taken 46 times.
|
312 | for (c = 0; c < s->nb_channels; c++) { |
832 |
2/2✓ Branch 0 taken 170 times.
✓ Branch 1 taken 96 times.
|
266 | if (s->channels[c].pixel_type == EXR_HALF) {/* B44 only compress half float data */ |
833 |
2/2✓ Branch 0 taken 748 times.
✓ Branch 1 taken 170 times.
|
918 | for (iY = 0; iY < nb_b44_block_h; iY++) { |
834 |
2/2✓ Branch 0 taken 118770 times.
✓ Branch 1 taken 748 times.
|
119518 | for (iX = 0; iX < nb_b44_block_w; iX++) {/* For each B44 block */ |
835 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 118770 times.
|
118770 | if (stay_to_uncompress < 3) { |
836 | ✗ | av_log(s, AV_LOG_ERROR, "Not enough data for B44A block: %d", stay_to_uncompress); | |
837 | ✗ | return AVERROR_INVALIDDATA; | |
838 | } | ||
839 | |||
840 |
2/2✓ Branch 0 taken 212 times.
✓ Branch 1 taken 118558 times.
|
118770 | if (src[compressed_size - stay_to_uncompress + 2] == 0xfc) { /* B44A block */ |
841 | 212 | unpack_3(sr, tmp_buffer); | |
842 | 212 | sr += 3; | |
843 | 212 | stay_to_uncompress -= 3; | |
844 | } else {/* B44 Block */ | ||
845 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 118558 times.
|
118558 | if (stay_to_uncompress < 14) { |
846 | ✗ | av_log(s, AV_LOG_ERROR, "Not enough data for B44 block: %d", stay_to_uncompress); | |
847 | ✗ | return AVERROR_INVALIDDATA; | |
848 | } | ||
849 | 118558 | unpack_14(sr, tmp_buffer); | |
850 | 118558 | sr += 14; | |
851 | 118558 | stay_to_uncompress -= 14; | |
852 | } | ||
853 | |||
854 | /* copy data to uncompress buffer (B44 block can exceed target resolution)*/ | ||
855 | 118770 | index_tl_x = iX * 4; | |
856 | 118770 | index_tl_y = iY * 4; | |
857 | |||
858 |
4/4✓ Branch 0 taken 7792 times.
✓ Branch 1 taken 583730 times.
✓ Branch 2 taken 472752 times.
✓ Branch 3 taken 118770 times.
|
591522 | for (y = index_tl_y; y < FFMIN(index_tl_y + 4, td->ysize); y++) { |
859 |
4/4✓ Branch 0 taken 8716 times.
✓ Branch 1 taken 2352010 times.
✓ Branch 2 taken 1887974 times.
✓ Branch 3 taken 472752 times.
|
2360726 | for (x = index_tl_x; x < FFMIN(index_tl_x + 4, td->xsize); x++) { |
860 | 1887974 | index_out = target_channel_offset * td->xsize + y * td->channel_line_size + 2 * x; | |
861 | 1887974 | index_tmp = (y-index_tl_y) * 4 + (x-index_tl_x); | |
862 | 1887974 | td->uncompressed_data[index_out] = tmp_buffer[index_tmp] & 0xff; | |
863 | 1887974 | td->uncompressed_data[index_out + 1] = tmp_buffer[index_tmp] >> 8; | |
864 | } | ||
865 | } | ||
866 | } | ||
867 | } | ||
868 | 170 | target_channel_offset += 2; | |
869 | } else {/* Float or UINT 32 channel */ | ||
870 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 96 times.
|
96 | if (stay_to_uncompress < td->ysize * td->xsize * 4) { |
871 | ✗ | av_log(s, AV_LOG_ERROR, "Not enough data for uncompress channel: %d", stay_to_uncompress); | |
872 | ✗ | return AVERROR_INVALIDDATA; | |
873 | } | ||
874 | |||
875 |
2/2✓ Branch 0 taken 800 times.
✓ Branch 1 taken 96 times.
|
896 | for (y = 0; y < td->ysize; y++) { |
876 | 800 | index_out = target_channel_offset * td->xsize + y * td->channel_line_size; | |
877 | 800 | memcpy(&td->uncompressed_data[index_out], sr, td->xsize * 4); | |
878 | 800 | sr += td->xsize * 4; | |
879 | } | ||
880 | 96 | target_channel_offset += 4; | |
881 | |||
882 | 96 | stay_to_uncompress -= td->ysize * td->xsize * 4; | |
883 | } | ||
884 | } | ||
885 | |||
886 | 46 | return 0; | |
887 | } | ||
888 | |||
889 | ✗ | static int ac_uncompress(EXRContext *s, GetByteContext *gb, float *block) | |
890 | { | ||
891 | ✗ | int ret = 0, n = 1; | |
892 | |||
893 | ✗ | while (n < 64) { | |
894 | ✗ | uint16_t val = bytestream2_get_ne16(gb); | |
895 | |||
896 | ✗ | if (val == 0xff00) { | |
897 | ✗ | n = 64; | |
898 | ✗ | } else if ((val >> 8) == 0xff) { | |
899 | ✗ | n += val & 0xff; | |
900 | } else { | ||
901 | ✗ | ret = n; | |
902 | ✗ | block[ff_zigzag_direct[n]] = av_int2float(half2float(val, | |
903 | ✗ | s->mantissatable, | |
904 | ✗ | s->exponenttable, | |
905 | ✗ | s->offsettable)); | |
906 | ✗ | n++; | |
907 | } | ||
908 | } | ||
909 | |||
910 | ✗ | return ret; | |
911 | } | ||
912 | |||
913 | ✗ | static void idct_1d(float *blk, int step) | |
914 | { | ||
915 | ✗ | const float a = .5f * cosf( M_PI / 4.f); | |
916 | ✗ | const float b = .5f * cosf( M_PI / 16.f); | |
917 | ✗ | const float c = .5f * cosf( M_PI / 8.f); | |
918 | ✗ | const float d = .5f * cosf(3.f*M_PI / 16.f); | |
919 | ✗ | const float e = .5f * cosf(5.f*M_PI / 16.f); | |
920 | ✗ | const float f = .5f * cosf(3.f*M_PI / 8.f); | |
921 | ✗ | const float g = .5f * cosf(7.f*M_PI / 16.f); | |
922 | |||
923 | float alpha[4], beta[4], theta[4], gamma[4]; | ||
924 | |||
925 | ✗ | alpha[0] = c * blk[2 * step]; | |
926 | ✗ | alpha[1] = f * blk[2 * step]; | |
927 | ✗ | alpha[2] = c * blk[6 * step]; | |
928 | ✗ | alpha[3] = f * blk[6 * step]; | |
929 | |||
930 | ✗ | beta[0] = b * blk[1 * step] + d * blk[3 * step] + e * blk[5 * step] + g * blk[7 * step]; | |
931 | ✗ | beta[1] = d * blk[1 * step] - g * blk[3 * step] - b * blk[5 * step] - e * blk[7 * step]; | |
932 | ✗ | beta[2] = e * blk[1 * step] - b * blk[3 * step] + g * blk[5 * step] + d * blk[7 * step]; | |
933 | ✗ | beta[3] = g * blk[1 * step] - e * blk[3 * step] + d * blk[5 * step] - b * blk[7 * step]; | |
934 | |||
935 | ✗ | theta[0] = a * (blk[0 * step] + blk[4 * step]); | |
936 | ✗ | theta[3] = a * (blk[0 * step] - blk[4 * step]); | |
937 | |||
938 | ✗ | theta[1] = alpha[0] + alpha[3]; | |
939 | ✗ | theta[2] = alpha[1] - alpha[2]; | |
940 | |||
941 | ✗ | gamma[0] = theta[0] + theta[1]; | |
942 | ✗ | gamma[1] = theta[3] + theta[2]; | |
943 | ✗ | gamma[2] = theta[3] - theta[2]; | |
944 | ✗ | gamma[3] = theta[0] - theta[1]; | |
945 | |||
946 | ✗ | blk[0 * step] = gamma[0] + beta[0]; | |
947 | ✗ | blk[1 * step] = gamma[1] + beta[1]; | |
948 | ✗ | blk[2 * step] = gamma[2] + beta[2]; | |
949 | ✗ | blk[3 * step] = gamma[3] + beta[3]; | |
950 | |||
951 | ✗ | blk[4 * step] = gamma[3] - beta[3]; | |
952 | ✗ | blk[5 * step] = gamma[2] - beta[2]; | |
953 | ✗ | blk[6 * step] = gamma[1] - beta[1]; | |
954 | ✗ | blk[7 * step] = gamma[0] - beta[0]; | |
955 | } | ||
956 | |||
957 | ✗ | static void dct_inverse(float *block) | |
958 | { | ||
959 | ✗ | for (int i = 0; i < 8; i++) | |
960 | ✗ | idct_1d(block + i, 8); | |
961 | |||
962 | ✗ | for (int i = 0; i < 8; i++) { | |
963 | ✗ | idct_1d(block, 1); | |
964 | ✗ | block += 8; | |
965 | } | ||
966 | } | ||
967 | |||
968 | ✗ | static void convert(float y, float u, float v, | |
969 | float *b, float *g, float *r) | ||
970 | { | ||
971 | ✗ | *r = y + 1.5747f * v; | |
972 | ✗ | *g = y - 0.1873f * u - 0.4682f * v; | |
973 | ✗ | *b = y + 1.8556f * u; | |
974 | } | ||
975 | |||
976 | ✗ | static float to_linear(float x, float scale) | |
977 | { | ||
978 | ✗ | float ax = fabsf(x); | |
979 | |||
980 | ✗ | if (ax <= 1.f) { | |
981 | ✗ | return FFSIGN(x) * powf(ax, 2.2f * scale); | |
982 | } else { | ||
983 | ✗ | const float log_base = expf(2.2f * scale); | |
984 | |||
985 | ✗ | return FFSIGN(x) * powf(log_base, ax - 1.f); | |
986 | } | ||
987 | } | ||
988 | |||
989 | ✗ | static int dwa_uncompress(EXRContext *s, const uint8_t *src, int compressed_size, | |
990 | int uncompressed_size, EXRThreadData *td) | ||
991 | { | ||
992 | int64_t version, lo_usize, lo_size; | ||
993 | int64_t ac_size, dc_size, rle_usize, rle_csize, rle_raw_size; | ||
994 | int64_t ac_count, dc_count, ac_compression; | ||
995 | ✗ | const int dc_w = td->xsize >> 3; | |
996 | ✗ | const int dc_h = td->ysize >> 3; | |
997 | GetByteContext gb, agb; | ||
998 | int skip, ret; | ||
999 | |||
1000 | ✗ | if (compressed_size <= 88) | |
1001 | ✗ | return AVERROR_INVALIDDATA; | |
1002 | |||
1003 | ✗ | version = AV_RL64(src + 0); | |
1004 | ✗ | if (version != 2) | |
1005 | ✗ | return AVERROR_INVALIDDATA; | |
1006 | |||
1007 | ✗ | lo_usize = AV_RL64(src + 8); | |
1008 | ✗ | lo_size = AV_RL64(src + 16); | |
1009 | ✗ | ac_size = AV_RL64(src + 24); | |
1010 | ✗ | dc_size = AV_RL64(src + 32); | |
1011 | ✗ | rle_csize = AV_RL64(src + 40); | |
1012 | ✗ | rle_usize = AV_RL64(src + 48); | |
1013 | ✗ | rle_raw_size = AV_RL64(src + 56); | |
1014 | ✗ | ac_count = AV_RL64(src + 64); | |
1015 | ✗ | dc_count = AV_RL64(src + 72); | |
1016 | ✗ | ac_compression = AV_RL64(src + 80); | |
1017 | |||
1018 | ✗ | if ( compressed_size < (uint64_t)(lo_size | ac_size | dc_size | rle_csize) || compressed_size < 88LL + lo_size + ac_size + dc_size + rle_csize | |
1019 | ✗ | || ac_count > (uint64_t)INT_MAX/2 | |
1020 | ) | ||
1021 | ✗ | return AVERROR_INVALIDDATA; | |
1022 | |||
1023 | ✗ | bytestream2_init(&gb, src + 88, compressed_size - 88); | |
1024 | ✗ | skip = bytestream2_get_le16(&gb); | |
1025 | ✗ | if (skip < 2) | |
1026 | ✗ | return AVERROR_INVALIDDATA; | |
1027 | |||
1028 | ✗ | bytestream2_skip(&gb, skip - 2); | |
1029 | |||
1030 | ✗ | if (lo_size > 0) { | |
1031 | ✗ | if (lo_usize > uncompressed_size) | |
1032 | ✗ | return AVERROR_INVALIDDATA; | |
1033 | ✗ | bytestream2_skip(&gb, lo_size); | |
1034 | } | ||
1035 | |||
1036 | ✗ | if (ac_size > 0) { | |
1037 | unsigned long dest_len; | ||
1038 | ✗ | GetByteContext agb = gb; | |
1039 | |||
1040 | ✗ | if (ac_count > 3LL * td->xsize * s->scan_lines_per_block) | |
1041 | ✗ | return AVERROR_INVALIDDATA; | |
1042 | |||
1043 | ✗ | dest_len = ac_count * 2LL; | |
1044 | |||
1045 | ✗ | av_fast_padded_malloc(&td->ac_data, &td->ac_size, dest_len); | |
1046 | ✗ | if (!td->ac_data) | |
1047 | ✗ | return AVERROR(ENOMEM); | |
1048 | |||
1049 | ✗ | switch (ac_compression) { | |
1050 | ✗ | case 0: | |
1051 | ✗ | ret = huf_uncompress(s, td, &agb, (int16_t *)td->ac_data, ac_count); | |
1052 | ✗ | if (ret < 0) | |
1053 | ✗ | return ret; | |
1054 | ✗ | break; | |
1055 | ✗ | case 1: | |
1056 | ✗ | if (uncompress(td->ac_data, &dest_len, agb.buffer, ac_size) != Z_OK || | |
1057 | ✗ | dest_len != ac_count * 2LL) | |
1058 | ✗ | return AVERROR_INVALIDDATA; | |
1059 | ✗ | break; | |
1060 | ✗ | default: | |
1061 | ✗ | return AVERROR_INVALIDDATA; | |
1062 | } | ||
1063 | |||
1064 | ✗ | bytestream2_skip(&gb, ac_size); | |
1065 | } | ||
1066 | |||
1067 | { | ||
1068 | unsigned long dest_len; | ||
1069 | ✗ | GetByteContext agb = gb; | |
1070 | |||
1071 | ✗ | if (dc_count != dc_w * dc_h * 3) | |
1072 | ✗ | return AVERROR_INVALIDDATA; | |
1073 | |||
1074 | ✗ | dest_len = dc_count * 2LL; | |
1075 | |||
1076 | ✗ | av_fast_padded_malloc(&td->dc_data, &td->dc_size, FFALIGN(dest_len, 64) * 2); | |
1077 | ✗ | if (!td->dc_data) | |
1078 | ✗ | return AVERROR(ENOMEM); | |
1079 | |||
1080 | ✗ | if (uncompress(td->dc_data + FFALIGN(dest_len, 64), &dest_len, agb.buffer, dc_size) != Z_OK || | |
1081 | ✗ | (dest_len != dc_count * 2LL)) | |
1082 | ✗ | return AVERROR_INVALIDDATA; | |
1083 | |||
1084 | ✗ | s->dsp.predictor(td->dc_data + FFALIGN(dest_len, 64), dest_len); | |
1085 | ✗ | s->dsp.reorder_pixels(td->dc_data, td->dc_data + FFALIGN(dest_len, 64), dest_len); | |
1086 | |||
1087 | ✗ | bytestream2_skip(&gb, dc_size); | |
1088 | } | ||
1089 | |||
1090 | ✗ | if (rle_raw_size > 0 && rle_csize > 0 && rle_usize > 0) { | |
1091 | ✗ | unsigned long dest_len = rle_usize; | |
1092 | |||
1093 | ✗ | av_fast_padded_malloc(&td->rle_data, &td->rle_size, rle_usize); | |
1094 | ✗ | if (!td->rle_data) | |
1095 | ✗ | return AVERROR(ENOMEM); | |
1096 | |||
1097 | ✗ | av_fast_padded_malloc(&td->rle_raw_data, &td->rle_raw_size, rle_raw_size); | |
1098 | ✗ | if (!td->rle_raw_data) | |
1099 | ✗ | return AVERROR(ENOMEM); | |
1100 | |||
1101 | ✗ | if (uncompress(td->rle_data, &dest_len, gb.buffer, rle_csize) != Z_OK || | |
1102 | ✗ | (dest_len != rle_usize)) | |
1103 | ✗ | return AVERROR_INVALIDDATA; | |
1104 | |||
1105 | ✗ | ret = rle(td->rle_raw_data, td->rle_data, rle_usize, rle_raw_size); | |
1106 | ✗ | if (ret < 0) | |
1107 | ✗ | return ret; | |
1108 | ✗ | bytestream2_skip(&gb, rle_csize); | |
1109 | } | ||
1110 | |||
1111 | ✗ | bytestream2_init(&agb, td->ac_data, ac_count * 2); | |
1112 | |||
1113 | ✗ | for (int y = 0; y < td->ysize; y += 8) { | |
1114 | ✗ | for (int x = 0; x < td->xsize; x += 8) { | |
1115 | ✗ | memset(td->block, 0, sizeof(td->block)); | |
1116 | |||
1117 | ✗ | for (int j = 0; j < 3; j++) { | |
1118 | ✗ | float *block = td->block[j]; | |
1119 | ✗ | const int idx = (x >> 3) + (y >> 3) * dc_w + dc_w * dc_h * j; | |
1120 | ✗ | uint16_t *dc = (uint16_t *)td->dc_data; | |
1121 | union av_intfloat32 dc_val; | ||
1122 | |||
1123 | ✗ | dc_val.i = half2float(dc[idx], s->mantissatable, | |
1124 | ✗ | s->exponenttable, s->offsettable); | |
1125 | |||
1126 | ✗ | block[0] = dc_val.f; | |
1127 | ✗ | ac_uncompress(s, &agb, block); | |
1128 | ✗ | dct_inverse(block); | |
1129 | } | ||
1130 | |||
1131 | { | ||
1132 | ✗ | const float scale = s->pixel_type == EXR_FLOAT ? 2.f : 1.f; | |
1133 | ✗ | const int o = s->nb_channels == 4; | |
1134 | ✗ | float *bo = ((float *)td->uncompressed_data) + | |
1135 | ✗ | y * td->xsize * s->nb_channels + td->xsize * (o + 0) + x; | |
1136 | ✗ | float *go = ((float *)td->uncompressed_data) + | |
1137 | ✗ | y * td->xsize * s->nb_channels + td->xsize * (o + 1) + x; | |
1138 | ✗ | float *ro = ((float *)td->uncompressed_data) + | |
1139 | ✗ | y * td->xsize * s->nb_channels + td->xsize * (o + 2) + x; | |
1140 | ✗ | float *yb = td->block[0]; | |
1141 | ✗ | float *ub = td->block[1]; | |
1142 | ✗ | float *vb = td->block[2]; | |
1143 | |||
1144 | ✗ | for (int yy = 0; yy < 8; yy++) { | |
1145 | ✗ | for (int xx = 0; xx < 8; xx++) { | |
1146 | ✗ | const int idx = xx + yy * 8; | |
1147 | |||
1148 | ✗ | convert(yb[idx], ub[idx], vb[idx], &bo[xx], &go[xx], &ro[xx]); | |
1149 | |||
1150 | ✗ | bo[xx] = to_linear(bo[xx], scale); | |
1151 | ✗ | go[xx] = to_linear(go[xx], scale); | |
1152 | ✗ | ro[xx] = to_linear(ro[xx], scale); | |
1153 | } | ||
1154 | |||
1155 | ✗ | bo += td->xsize * s->nb_channels; | |
1156 | ✗ | go += td->xsize * s->nb_channels; | |
1157 | ✗ | ro += td->xsize * s->nb_channels; | |
1158 | } | ||
1159 | } | ||
1160 | } | ||
1161 | } | ||
1162 | |||
1163 | ✗ | if (s->nb_channels < 4) | |
1164 | ✗ | return 0; | |
1165 | |||
1166 | ✗ | for (int y = 0; y < td->ysize && td->rle_raw_data; y++) { | |
1167 | ✗ | uint32_t *ao = ((uint32_t *)td->uncompressed_data) + y * td->xsize * s->nb_channels; | |
1168 | ✗ | uint8_t *ai0 = td->rle_raw_data + y * td->xsize; | |
1169 | ✗ | uint8_t *ai1 = td->rle_raw_data + y * td->xsize + rle_raw_size / 2; | |
1170 | |||
1171 | ✗ | for (int x = 0; x < td->xsize; x++) { | |
1172 | ✗ | uint16_t ha = ai0[x] | (ai1[x] << 8); | |
1173 | |||
1174 | ✗ | ao[x] = half2float(ha, s->mantissatable, s->exponenttable, s->offsettable); | |
1175 | } | ||
1176 | } | ||
1177 | |||
1178 | ✗ | return 0; | |
1179 | } | ||
1180 | |||
1181 | 42782 | static int decode_block(AVCodecContext *avctx, void *tdata, | |
1182 | int jobnr, int threadnr) | ||
1183 | { | ||
1184 | 42782 | EXRContext *s = avctx->priv_data; | |
1185 | 42782 | AVFrame *const p = s->picture; | |
1186 | 42782 | EXRThreadData *td = &s->thread_data[threadnr]; | |
1187 | 42782 | const uint8_t *channel_buffer[4] = { 0 }; | |
1188 | 42782 | const uint8_t *buf = s->buf; | |
1189 | uint64_t line_offset, uncompressed_size; | ||
1190 | uint8_t *ptr; | ||
1191 | uint32_t data_size; | ||
1192 | 42782 | int line, col = 0; | |
1193 | uint64_t tile_x, tile_y, tile_level_x, tile_level_y; | ||
1194 | const uint8_t *src; | ||
1195 |
2/2✓ Branch 0 taken 22 times.
✓ Branch 1 taken 42760 times.
|
42782 | int step = s->desc->flags & AV_PIX_FMT_FLAG_FLOAT ? 4 : 2 * s->desc->nb_components; |
1196 | 42782 | int bxmin = 0, axmax = 0, window_xoffset = 0; | |
1197 | int window_xmin, window_xmax, window_ymin, window_ymax; | ||
1198 | int data_xoffset, data_yoffset, data_window_offset, xsize, ysize; | ||
1199 | 42782 | int i, x, buf_size = s->buf_size; | |
1200 | int c, rgb_channel_count; | ||
1201 | 42782 | float one_gamma = 1.0f / s->gamma; | |
1202 | 42782 | avpriv_trc_function trc_func = avpriv_get_trc_function_from_trc(s->apply_trc_type); | |
1203 | int ret; | ||
1204 | |||
1205 | 42782 | line_offset = AV_RL64(s->gb.buffer + jobnr * 8); | |
1206 | |||
1207 |
2/2✓ Branch 0 taken 208 times.
✓ Branch 1 taken 42574 times.
|
42782 | if (s->is_tile) { |
1208 |
2/4✓ Branch 0 taken 208 times.
✗ Branch 1 not taken.
✗ Branch 2 not taken.
✓ Branch 3 taken 208 times.
|
208 | if (buf_size < 20 || line_offset > buf_size - 20) |
1209 | ✗ | return AVERROR_INVALIDDATA; | |
1210 | |||
1211 | 208 | src = buf + line_offset + 20; | |
1212 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 208 times.
|
208 | if (s->is_multipart) |
1213 | ✗ | src += 4; | |
1214 | |||
1215 | 208 | tile_x = AV_RL32(src - 20); | |
1216 | 208 | tile_y = AV_RL32(src - 16); | |
1217 | 208 | tile_level_x = AV_RL32(src - 12); | |
1218 | 208 | tile_level_y = AV_RL32(src - 8); | |
1219 | |||
1220 | 208 | data_size = AV_RL32(src - 4); | |
1221 |
2/4✓ Branch 0 taken 208 times.
✗ Branch 1 not taken.
✗ Branch 2 not taken.
✓ Branch 3 taken 208 times.
|
208 | if (data_size <= 0 || data_size > buf_size - line_offset - 20) |
1222 | ✗ | return AVERROR_INVALIDDATA; | |
1223 | |||
1224 |
2/4✓ Branch 0 taken 208 times.
✗ Branch 1 not taken.
✗ Branch 2 not taken.
✓ Branch 3 taken 208 times.
|
208 | if (tile_level_x || tile_level_y) { /* tile level, is not the full res level */ |
1225 | ✗ | avpriv_report_missing_feature(s->avctx, "Subres tile before full res tile"); | |
1226 | ✗ | return AVERROR_PATCHWELCOME; | |
1227 | } | ||
1228 | |||
1229 |
3/4✓ Branch 0 taken 140 times.
✓ Branch 1 taken 68 times.
✗ Branch 2 not taken.
✓ Branch 3 taken 140 times.
|
208 | if (tile_x && s->tile_attr.xSize + (int64_t)FFMAX(s->xmin, 0) >= INT_MAX / tile_x ) |
1230 | ✗ | return AVERROR_INVALIDDATA; | |
1231 |
3/4✓ Branch 0 taken 132 times.
✓ Branch 1 taken 76 times.
✗ Branch 2 not taken.
✓ Branch 3 taken 132 times.
|
208 | if (tile_y && s->tile_attr.ySize + (int64_t)FFMAX(s->ymin, 0) >= INT_MAX / tile_y ) |
1232 | ✗ | return AVERROR_INVALIDDATA; | |
1233 | |||
1234 | 208 | line = s->ymin + s->tile_attr.ySize * tile_y; | |
1235 | 208 | col = s->tile_attr.xSize * tile_x; | |
1236 | |||
1237 |
2/4✓ Branch 0 taken 208 times.
✗ Branch 1 not taken.
✓ Branch 2 taken 208 times.
✗ Branch 3 not taken.
|
208 | if (line < s->ymin || line > s->ymax || |
1238 |
2/4✓ Branch 0 taken 208 times.
✗ Branch 1 not taken.
✗ Branch 2 not taken.
✓ Branch 3 taken 208 times.
|
208 | s->xmin + col < s->xmin || s->xmin + col > s->xmax) |
1239 | ✗ | return AVERROR_INVALIDDATA; | |
1240 | |||
1241 | 208 | td->ysize = FFMIN(s->tile_attr.ySize, s->ydelta - tile_y * s->tile_attr.ySize); | |
1242 | 208 | td->xsize = FFMIN(s->tile_attr.xSize, s->xdelta - tile_x * s->tile_attr.xSize); | |
1243 | |||
1244 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 208 times.
|
208 | if (td->xsize * (uint64_t)s->current_channel_offset > INT_MAX) |
1245 | ✗ | return AVERROR_INVALIDDATA; | |
1246 | |||
1247 | 208 | td->channel_line_size = td->xsize * s->current_channel_offset;/* uncompress size of one line */ | |
1248 | 208 | uncompressed_size = td->channel_line_size * (uint64_t)td->ysize;/* uncompress size of the block */ | |
1249 | } else { | ||
1250 |
2/4✓ Branch 0 taken 42574 times.
✗ Branch 1 not taken.
✗ Branch 2 not taken.
✓ Branch 3 taken 42574 times.
|
42574 | if (buf_size < 8 || line_offset > buf_size - 8) |
1251 | ✗ | return AVERROR_INVALIDDATA; | |
1252 | |||
1253 | 42574 | src = buf + line_offset + 8; | |
1254 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 42574 times.
|
42574 | if (s->is_multipart) |
1255 | ✗ | src += 4; | |
1256 | 42574 | line = AV_RL32(src - 8); | |
1257 | |||
1258 |
2/4✓ Branch 0 taken 42574 times.
✗ Branch 1 not taken.
✗ Branch 2 not taken.
✓ Branch 3 taken 42574 times.
|
42574 | if (line < s->ymin || line > s->ymax) |
1259 | ✗ | return AVERROR_INVALIDDATA; | |
1260 | |||
1261 | 42574 | data_size = AV_RL32(src - 4); | |
1262 |
2/4✓ Branch 0 taken 42574 times.
✗ Branch 1 not taken.
✗ Branch 2 not taken.
✓ Branch 3 taken 42574 times.
|
42574 | if (data_size <= 0 || data_size > buf_size - line_offset - 8) |
1263 | ✗ | return AVERROR_INVALIDDATA; | |
1264 | |||
1265 | 42574 | td->ysize = FFMIN(s->scan_lines_per_block, s->ymax - line + 1); /* s->ydelta - line ?? */ | |
1266 | 42574 | td->xsize = s->xdelta; | |
1267 | |||
1268 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 42574 times.
|
42574 | if (td->xsize * (uint64_t)s->current_channel_offset > INT_MAX) |
1269 | ✗ | return AVERROR_INVALIDDATA; | |
1270 | |||
1271 | 42574 | td->channel_line_size = td->xsize * s->current_channel_offset;/* uncompress size of one line */ | |
1272 | 42574 | uncompressed_size = td->channel_line_size * (uint64_t)td->ysize;/* uncompress size of the block */ | |
1273 | |||
1274 |
3/4✓ Branch 0 taken 13486 times.
✓ Branch 1 taken 29088 times.
✓ Branch 2 taken 13486 times.
✗ Branch 3 not taken.
|
42574 | if ((s->compression == EXR_RAW && (data_size != uncompressed_size || |
1275 |
1/2✓ Branch 0 taken 13486 times.
✗ Branch 1 not taken.
|
13486 | line_offset > buf_size - uncompressed_size)) || |
1276 |
3/4✓ Branch 0 taken 29088 times.
✓ Branch 1 taken 13486 times.
✓ Branch 2 taken 29088 times.
✗ Branch 3 not taken.
|
42574 | (s->compression != EXR_RAW && (data_size > uncompressed_size || |
1277 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 29088 times.
|
29088 | line_offset > buf_size - data_size))) { |
1278 | ✗ | return AVERROR_INVALIDDATA; | |
1279 | } | ||
1280 | } | ||
1281 | |||
1282 | 42782 | window_xmin = FFMIN(avctx->width, FFMAX(0, s->xmin + col)); | |
1283 | 42782 | window_xmax = FFMIN(avctx->width, FFMAX(0, s->xmin + col + td->xsize)); | |
1284 | 42782 | window_ymin = FFMIN(avctx->height, FFMAX(0, line )); | |
1285 | 42782 | window_ymax = FFMIN(avctx->height, FFMAX(0, line + td->ysize)); | |
1286 | 42782 | xsize = window_xmax - window_xmin; | |
1287 | 42782 | ysize = window_ymax - window_ymin; | |
1288 | |||
1289 | /* tile or scanline not visible skip decoding */ | ||
1290 |
4/4✓ Branch 0 taken 42722 times.
✓ Branch 1 taken 60 times.
✓ Branch 2 taken 806 times.
✓ Branch 3 taken 41916 times.
|
42782 | if (xsize <= 0 || ysize <= 0) |
1291 | 866 | return 0; | |
1292 | |||
1293 | /* is the first tile or is a scanline */ | ||
1294 |
2/2✓ Branch 0 taken 41836 times.
✓ Branch 1 taken 80 times.
|
41916 | if(col == 0) { |
1295 | 41836 | window_xmin = 0; | |
1296 | /* pixels to add at the left of the display window */ | ||
1297 | 41836 | window_xoffset = FFMAX(0, s->xmin); | |
1298 | /* bytes to add at the left of the display window */ | ||
1299 | 41836 | bxmin = window_xoffset * step; | |
1300 | } | ||
1301 | |||
1302 | /* is the last tile or is a scanline */ | ||
1303 |
2/2✓ Branch 0 taken 41836 times.
✓ Branch 1 taken 80 times.
|
41916 | if(col + td->xsize == s->xdelta) { |
1304 | 41836 | window_xmax = avctx->width; | |
1305 | /* bytes to add at the right of the display window */ | ||
1306 | 41836 | axmax = FFMAX(0, (avctx->width - (s->xmax + 1))) * step; | |
1307 | } | ||
1308 | |||
1309 |
2/4✓ Branch 0 taken 41916 times.
✗ Branch 1 not taken.
✗ Branch 2 not taken.
✓ Branch 3 taken 41916 times.
|
41916 | if (avctx->max_pixels && uncompressed_size > avctx->max_pixels * 16LL) |
1310 | ✗ | return AVERROR_INVALIDDATA; | |
1311 | |||
1312 |
4/4✓ Branch 0 taken 21139 times.
✓ Branch 1 taken 20777 times.
✓ Branch 2 taken 26 times.
✓ Branch 3 taken 21113 times.
|
41916 | if (data_size < uncompressed_size || s->is_tile) { /* td->tmp is use for tile reorganization */ |
1313 | 20803 | av_fast_padded_malloc(&td->tmp, &td->tmp_size, uncompressed_size); | |
1314 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 20803 times.
|
20803 | if (!td->tmp) |
1315 | ✗ | return AVERROR(ENOMEM); | |
1316 | } | ||
1317 | |||
1318 |
2/2✓ Branch 0 taken 20777 times.
✓ Branch 1 taken 21139 times.
|
41916 | if (data_size < uncompressed_size) { |
1319 | 20777 | av_fast_padded_malloc(&td->uncompressed_data, | |
1320 | 20777 | &td->uncompressed_size, uncompressed_size + 64);/* Force 64 padding for AVX2 reorder_pixels dst */ | |
1321 | |||
1322 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 20777 times.
|
20777 | if (!td->uncompressed_data) |
1323 | ✗ | return AVERROR(ENOMEM); | |
1324 | |||
1325 | 20777 | ret = AVERROR_INVALIDDATA; | |
1326 |
5/7✓ Branch 0 taken 14690 times.
✓ Branch 1 taken 60 times.
✓ Branch 2 taken 122 times.
✓ Branch 3 taken 5859 times.
✓ Branch 4 taken 46 times.
✗ Branch 5 not taken.
✗ Branch 6 not taken.
|
20777 | switch (s->compression) { |
1327 | 14690 | case EXR_ZIP1: | |
1328 | case EXR_ZIP16: | ||
1329 | 14690 | ret = zip_uncompress(s, src, data_size, uncompressed_size, td); | |
1330 | 14690 | break; | |
1331 | 60 | case EXR_PIZ: | |
1332 | 60 | ret = piz_uncompress(s, src, data_size, uncompressed_size, td); | |
1333 | 60 | break; | |
1334 | 122 | case EXR_PXR24: | |
1335 | 122 | ret = pxr24_uncompress(s, src, data_size, uncompressed_size, td); | |
1336 | 122 | break; | |
1337 | 5859 | case EXR_RLE: | |
1338 | 5859 | ret = rle_uncompress(s, src, data_size, uncompressed_size, td); | |
1339 | 5859 | break; | |
1340 | 46 | case EXR_B44: | |
1341 | case EXR_B44A: | ||
1342 | 46 | ret = b44_uncompress(s, src, data_size, uncompressed_size, td); | |
1343 | 46 | break; | |
1344 | ✗ | case EXR_DWAA: | |
1345 | case EXR_DWAB: | ||
1346 | ✗ | ret = dwa_uncompress(s, src, data_size, uncompressed_size, td); | |
1347 | ✗ | break; | |
1348 | } | ||
1349 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 20777 times.
|
20777 | if (ret < 0) { |
1350 | ✗ | av_log(avctx, AV_LOG_ERROR, "decode_block() failed.\n"); | |
1351 | ✗ | return ret; | |
1352 | } | ||
1353 | 20777 | src = td->uncompressed_data; | |
1354 | } | ||
1355 | |||
1356 | /* offsets to crop data outside display window */ | ||
1357 |
4/4✓ Branch 0 taken 41696 times.
✓ Branch 1 taken 220 times.
✓ Branch 2 taken 4640 times.
✓ Branch 3 taken 37276 times.
|
41916 | data_xoffset = FFABS(FFMIN(0, s->xmin + col)) * (s->pixel_type == EXR_HALF ? 2 : 4); |
1358 |
2/2✓ Branch 0 taken 41904 times.
✓ Branch 1 taken 12 times.
|
41916 | data_yoffset = FFABS(FFMIN(0, line)); |
1359 | 41916 | data_window_offset = (data_yoffset * td->channel_line_size) + data_xoffset; | |
1360 | |||
1361 |
2/2✓ Branch 0 taken 29548 times.
✓ Branch 1 taken 12368 times.
|
41916 | if (!s->is_luma) { |
1362 | 29548 | channel_buffer[0] = src + (td->xsize * s->channel_offsets[0]) + data_window_offset; | |
1363 | 29548 | channel_buffer[1] = src + (td->xsize * s->channel_offsets[1]) + data_window_offset; | |
1364 | 29548 | channel_buffer[2] = src + (td->xsize * s->channel_offsets[2]) + data_window_offset; | |
1365 | 29548 | rgb_channel_count = 3; | |
1366 | } else { /* put y data in the first channel_buffer */ | ||
1367 | 12368 | channel_buffer[0] = src + (td->xsize * s->channel_offsets[1]) + data_window_offset; | |
1368 | 12368 | rgb_channel_count = 1; | |
1369 | } | ||
1370 |
2/2✓ Branch 0 taken 16606 times.
✓ Branch 1 taken 25310 times.
|
41916 | if (s->channel_offsets[3] >= 0) |
1371 | 16606 | channel_buffer[3] = src + (td->xsize * s->channel_offsets[3]) + data_window_offset; | |
1372 | |||
1373 |
2/2✓ Branch 0 taken 41896 times.
✓ Branch 1 taken 20 times.
|
41916 | if (s->desc->flags & AV_PIX_FMT_FLAG_FLOAT) { |
1374 | /* todo: change this when a floating point pixel format with luma with alpha is implemented */ | ||
1375 |
2/2✓ Branch 0 taken 25290 times.
✓ Branch 1 taken 16606 times.
|
41896 | int channel_count = s->channel_offsets[3] >= 0 ? 4 : rgb_channel_count; |
1376 |
2/2✓ Branch 0 taken 12368 times.
✓ Branch 1 taken 29528 times.
|
41896 | if (s->is_luma) { |
1377 | 12368 | channel_buffer[1] = channel_buffer[0]; | |
1378 | 12368 | channel_buffer[2] = channel_buffer[0]; | |
1379 | } | ||
1380 | |||
1381 |
2/2✓ Branch 0 taken 117590 times.
✓ Branch 1 taken 41896 times.
|
159486 | for (c = 0; c < channel_count; c++) { |
1382 | 117590 | int plane = s->desc->comp[c].plane; | |
1383 | 117590 | ptr = p->data[plane] + window_ymin * p->linesize[plane] + (window_xmin * 4); | |
1384 | |||
1385 |
2/2✓ Branch 0 taken 182456 times.
✓ Branch 1 taken 117590 times.
|
300046 | for (i = 0; i < ysize; i++, ptr += p->linesize[plane]) { |
1386 | const uint8_t *src; | ||
1387 | union av_intfloat32 *ptr_x; | ||
1388 | |||
1389 | 182456 | src = channel_buffer[c]; | |
1390 | 182456 | ptr_x = (union av_intfloat32 *)ptr; | |
1391 | |||
1392 | // Zero out the start if xmin is not 0 | ||
1393 | 182456 | memset(ptr_x, 0, bxmin); | |
1394 | 182456 | ptr_x += window_xoffset; | |
1395 | |||
1396 |
2/2✓ Branch 0 taken 49296 times.
✓ Branch 1 taken 133160 times.
|
182456 | if (s->pixel_type == EXR_FLOAT || |
1397 |
1/2✓ Branch 0 taken 49296 times.
✗ Branch 1 not taken.
|
49296 | s->compression == EXR_DWAA || |
1398 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 49296 times.
|
182456 | s->compression == EXR_DWAB) { |
1399 | // 32-bit | ||
1400 | union av_intfloat32 t; | ||
1401 |
1/4✗ Branch 0 not taken.
✓ Branch 1 taken 133160 times.
✗ Branch 2 not taken.
✗ Branch 3 not taken.
|
133160 | if (trc_func && c < 3) { |
1402 | ✗ | for (x = 0; x < xsize; x++) { | |
1403 | ✗ | t.i = bytestream_get_le32(&src); | |
1404 | ✗ | t.f = trc_func(t.f); | |
1405 | ✗ | *ptr_x++ = t; | |
1406 | } | ||
1407 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 133160 times.
|
133160 | } else if (one_gamma != 1.f) { |
1408 | ✗ | for (x = 0; x < xsize; x++) { | |
1409 | ✗ | t.i = bytestream_get_le32(&src); | |
1410 | ✗ | if (t.f > 0.0f && c < 3) /* avoid negative values */ | |
1411 | ✗ | t.f = powf(t.f, one_gamma); | |
1412 | ✗ | *ptr_x++ = t; | |
1413 | } | ||
1414 | } else { | ||
1415 |
2/2✓ Branch 0 taken 45573264 times.
✓ Branch 1 taken 133160 times.
|
45706424 | for (x = 0; x < xsize; x++) { |
1416 | 45573264 | t.i = bytestream_get_le32(&src); | |
1417 | 45573264 | *ptr_x++ = t; | |
1418 | } | ||
1419 | } | ||
1420 |
1/2✓ Branch 0 taken 49296 times.
✗ Branch 1 not taken.
|
49296 | } else if (s->pixel_type == EXR_HALF) { |
1421 | // 16-bit | ||
1422 |
3/4✓ Branch 0 taken 6082 times.
✓ Branch 1 taken 43214 times.
✓ Branch 2 taken 6082 times.
✗ Branch 3 not taken.
|
49296 | if (c < 3 || !trc_func) { |
1423 |
2/2✓ Branch 0 taken 21028194 times.
✓ Branch 1 taken 49296 times.
|
21077490 | for (x = 0; x < xsize; x++) { |
1424 | 21028194 | *ptr_x++ = s->gamma_table[bytestream_get_le16(&src)]; | |
1425 | } | ||
1426 | } else { | ||
1427 | ✗ | for (x = 0; x < xsize; x++) { | |
1428 | ✗ | ptr_x[0].i = half2float(bytestream_get_le16(&src), | |
1429 | ✗ | s->mantissatable, | |
1430 | ✗ | s->exponenttable, | |
1431 | ✗ | s->offsettable); | |
1432 | ✗ | ptr_x++; | |
1433 | } | ||
1434 | } | ||
1435 | } | ||
1436 | |||
1437 | // Zero out the end if xmax+1 is not w | ||
1438 | 182456 | memset(ptr_x, 0, axmax); | |
1439 | 182456 | channel_buffer[c] += td->channel_line_size; | |
1440 | } | ||
1441 | } | ||
1442 | } else { | ||
1443 | |||
1444 | av_assert1(s->pixel_type == EXR_UINT); | ||
1445 | 20 | ptr = p->data[0] + window_ymin * p->linesize[0] + (window_xmin * s->desc->nb_components * 2); | |
1446 | |||
1447 |
2/2✓ Branch 0 taken 350 times.
✓ Branch 1 taken 20 times.
|
370 | for (i = 0; i < ysize; i++, ptr += p->linesize[0]) { |
1448 | |||
1449 | const uint8_t * a; | ||
1450 | const uint8_t *rgb[3]; | ||
1451 | uint16_t *ptr_x; | ||
1452 | |||
1453 |
2/2✓ Branch 0 taken 1050 times.
✓ Branch 1 taken 350 times.
|
1400 | for (c = 0; c < rgb_channel_count; c++) { |
1454 | 1050 | rgb[c] = channel_buffer[c]; | |
1455 | } | ||
1456 | |||
1457 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 350 times.
|
350 | if (channel_buffer[3]) |
1458 | ✗ | a = channel_buffer[3]; | |
1459 | |||
1460 | 350 | ptr_x = (uint16_t *) ptr; | |
1461 | |||
1462 | // Zero out the start if xmin is not 0 | ||
1463 | 350 | memset(ptr_x, 0, bxmin); | |
1464 | 350 | ptr_x += window_xoffset * s->desc->nb_components; | |
1465 | |||
1466 |
2/2✓ Branch 0 taken 10618 times.
✓ Branch 1 taken 350 times.
|
10968 | for (x = 0; x < xsize; x++) { |
1467 |
2/2✓ Branch 0 taken 31854 times.
✓ Branch 1 taken 10618 times.
|
42472 | for (c = 0; c < rgb_channel_count; c++) { |
1468 | 31854 | *ptr_x++ = bytestream_get_le32(&rgb[c]) >> 16; | |
1469 | } | ||
1470 | |||
1471 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 10618 times.
|
10618 | if (channel_buffer[3]) |
1472 | ✗ | *ptr_x++ = bytestream_get_le32(&a) >> 16; | |
1473 | } | ||
1474 | |||
1475 | // Zero out the end if xmax+1 is not w | ||
1476 | 350 | memset(ptr_x, 0, axmax); | |
1477 | |||
1478 | 350 | channel_buffer[0] += td->channel_line_size; | |
1479 | 350 | channel_buffer[1] += td->channel_line_size; | |
1480 | 350 | channel_buffer[2] += td->channel_line_size; | |
1481 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 350 times.
|
350 | if (channel_buffer[3]) |
1482 | ✗ | channel_buffer[3] += td->channel_line_size; | |
1483 | } | ||
1484 | } | ||
1485 | |||
1486 | 41916 | return 0; | |
1487 | } | ||
1488 | |||
1489 | ✗ | static void skip_header_chunk(EXRContext *s) | |
1490 | { | ||
1491 | ✗ | GetByteContext *gb = &s->gb; | |
1492 | |||
1493 | ✗ | while (bytestream2_get_bytes_left(gb) > 0) { | |
1494 | ✗ | if (!bytestream2_peek_byte(gb)) | |
1495 | ✗ | break; | |
1496 | |||
1497 | // Process unknown variables | ||
1498 | ✗ | for (int i = 0; i < 2; i++) // value_name and value_type | |
1499 | ✗ | while (bytestream2_get_byte(gb) != 0); | |
1500 | |||
1501 | // Skip variable length | ||
1502 | ✗ | bytestream2_skip(gb, bytestream2_get_le32(gb)); | |
1503 | } | ||
1504 | } | ||
1505 | |||
1506 | /** | ||
1507 | * Check if the variable name corresponds to its data type. | ||
1508 | * | ||
1509 | * @param s the EXRContext | ||
1510 | * @param value_name name of the variable to check | ||
1511 | * @param value_type type of the variable to check | ||
1512 | * @param minimum_length minimum length of the variable data | ||
1513 | * | ||
1514 | * @return bytes to read containing variable data | ||
1515 | * -1 if variable is not found | ||
1516 | * 0 if buffer ended prematurely | ||
1517 | */ | ||
1518 | 32478 | static int check_header_variable(EXRContext *s, | |
1519 | const char *value_name, | ||
1520 | const char *value_type, | ||
1521 | unsigned int minimum_length) | ||
1522 | { | ||
1523 | 32478 | GetByteContext *gb = &s->gb; | |
1524 | 32478 | int var_size = -1; | |
1525 | |||
1526 |
1/2✓ Branch 1 taken 32478 times.
✗ Branch 2 not taken.
|
32478 | if (bytestream2_get_bytes_left(gb) >= minimum_length && |
1527 |
2/2✓ Branch 0 taken 2166 times.
✓ Branch 1 taken 30312 times.
|
32478 | !strcmp(gb->buffer, value_name)) { |
1528 | // found value_name, jump to value_type (null terminated strings) | ||
1529 | 2166 | gb->buffer += strlen(value_name) + 1; | |
1530 |
1/2✓ Branch 0 taken 2166 times.
✗ Branch 1 not taken.
|
2166 | if (!strcmp(gb->buffer, value_type)) { |
1531 | 2166 | gb->buffer += strlen(value_type) + 1; | |
1532 | 2166 | var_size = bytestream2_get_le32(gb); | |
1533 | // don't go read past boundaries | ||
1534 |
1/2✗ Branch 1 not taken.
✓ Branch 2 taken 2166 times.
|
2166 | if (var_size > bytestream2_get_bytes_left(gb)) |
1535 | ✗ | var_size = 0; | |
1536 | } else { | ||
1537 | // value_type not found, reset the buffer | ||
1538 | ✗ | gb->buffer -= strlen(value_name) + 1; | |
1539 | ✗ | av_log(s->avctx, AV_LOG_WARNING, | |
1540 | "Unknown data type %s for header variable %s.\n", | ||
1541 | value_type, value_name); | ||
1542 | } | ||
1543 | } | ||
1544 | |||
1545 | 32478 | return var_size; | |
1546 | } | ||
1547 | |||
1548 | 316 | static int decode_header(EXRContext *s, AVFrame *frame) | |
1549 | { | ||
1550 | 316 | AVDictionary *metadata = NULL; | |
1551 | 316 | GetByteContext *gb = &s->gb; | |
1552 | int magic_number, version, flags; | ||
1553 | 316 | int layer_match = 0; | |
1554 | int ret; | ||
1555 | 316 | int dup_channels = 0; | |
1556 | |||
1557 | 316 | s->current_channel_offset = 0; | |
1558 | 316 | s->xmin = ~0; | |
1559 | 316 | s->xmax = ~0; | |
1560 | 316 | s->ymin = ~0; | |
1561 | 316 | s->ymax = ~0; | |
1562 | 316 | s->xdelta = ~0; | |
1563 | 316 | s->ydelta = ~0; | |
1564 | 316 | s->channel_offsets[0] = -1; | |
1565 | 316 | s->channel_offsets[1] = -1; | |
1566 | 316 | s->channel_offsets[2] = -1; | |
1567 | 316 | s->channel_offsets[3] = -1; | |
1568 | 316 | s->pixel_type = EXR_UNKNOWN; | |
1569 | 316 | s->compression = EXR_UNKN; | |
1570 | 316 | s->nb_channels = 0; | |
1571 | 316 | s->w = 0; | |
1572 | 316 | s->h = 0; | |
1573 | 316 | s->tile_attr.xSize = -1; | |
1574 | 316 | s->tile_attr.ySize = -1; | |
1575 | 316 | s->is_tile = 0; | |
1576 | 316 | s->is_multipart = 0; | |
1577 | 316 | s->is_luma = 0; | |
1578 | 316 | s->current_part = 0; | |
1579 | |||
1580 |
1/2✗ Branch 1 not taken.
✓ Branch 2 taken 316 times.
|
316 | if (bytestream2_get_bytes_left(gb) < 10) { |
1581 | ✗ | av_log(s->avctx, AV_LOG_ERROR, "Header too short to parse.\n"); | |
1582 | ✗ | return AVERROR_INVALIDDATA; | |
1583 | } | ||
1584 | |||
1585 | 316 | magic_number = bytestream2_get_le32(gb); | |
1586 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 316 times.
|
316 | if (magic_number != 20000630) { |
1587 | /* As per documentation of OpenEXR, it is supposed to be | ||
1588 | * int 20000630 little-endian */ | ||
1589 | ✗ | av_log(s->avctx, AV_LOG_ERROR, "Wrong magic number %d.\n", magic_number); | |
1590 | ✗ | return AVERROR_INVALIDDATA; | |
1591 | } | ||
1592 | |||
1593 | 316 | version = bytestream2_get_byte(gb); | |
1594 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 316 times.
|
316 | if (version != 2) { |
1595 | ✗ | avpriv_report_missing_feature(s->avctx, "Version %d", version); | |
1596 | ✗ | return AVERROR_PATCHWELCOME; | |
1597 | } | ||
1598 | |||
1599 | 316 | flags = bytestream2_get_le24(gb); | |
1600 | |||
1601 |
2/2✓ Branch 0 taken 44 times.
✓ Branch 1 taken 272 times.
|
316 | if (flags & 0x02) |
1602 | 44 | s->is_tile = 1; | |
1603 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 316 times.
|
316 | if (flags & 0x10) |
1604 | ✗ | s->is_multipart = 1; | |
1605 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 316 times.
|
316 | if (flags & 0x08) { |
1606 | ✗ | avpriv_report_missing_feature(s->avctx, "deep data"); | |
1607 | ✗ | return AVERROR_PATCHWELCOME; | |
1608 | } | ||
1609 | |||
1610 | // Parse the header | ||
1611 |
1/2✓ Branch 1 taken 4396 times.
✗ Branch 2 not taken.
|
4396 | while (bytestream2_get_bytes_left(gb) > 0) { |
1612 | int var_size; | ||
1613 | |||
1614 |
1/6✗ Branch 0 not taken.
✓ Branch 1 taken 4396 times.
✗ Branch 2 not taken.
✗ Branch 3 not taken.
✗ Branch 4 not taken.
✗ Branch 5 not taken.
|
4396 | while (s->is_multipart && s->current_part < s->selected_part && |
1615 | ✗ | bytestream2_get_bytes_left(gb) > 0) { | |
1616 | ✗ | if (bytestream2_peek_byte(gb)) { | |
1617 | ✗ | skip_header_chunk(s); | |
1618 | } else { | ||
1619 | ✗ | bytestream2_skip(gb, 1); | |
1620 | ✗ | if (!bytestream2_peek_byte(gb)) | |
1621 | ✗ | break; | |
1622 | } | ||
1623 | ✗ | bytestream2_skip(gb, 1); | |
1624 | ✗ | s->current_part++; | |
1625 | } | ||
1626 | |||
1627 |
2/2✓ Branch 1 taken 316 times.
✓ Branch 2 taken 4080 times.
|
4396 | if (!bytestream2_peek_byte(gb)) { |
1628 |
1/2✓ Branch 0 taken 316 times.
✗ Branch 1 not taken.
|
316 | if (!s->is_multipart) |
1629 | 316 | break; | |
1630 | ✗ | bytestream2_skip(gb, 1); | |
1631 | ✗ | if (s->current_part == s->selected_part) { | |
1632 | ✗ | while (bytestream2_get_bytes_left(gb) > 0) { | |
1633 | ✗ | if (bytestream2_peek_byte(gb)) { | |
1634 | ✗ | skip_header_chunk(s); | |
1635 | } else { | ||
1636 | ✗ | bytestream2_skip(gb, 1); | |
1637 | ✗ | if (!bytestream2_peek_byte(gb)) | |
1638 | ✗ | break; | |
1639 | } | ||
1640 | } | ||
1641 | } | ||
1642 | ✗ | if (!bytestream2_peek_byte(gb)) | |
1643 | ✗ | break; | |
1644 | ✗ | s->current_part++; | |
1645 | } | ||
1646 | |||
1647 |
2/2✓ Branch 1 taken 316 times.
✓ Branch 2 taken 3764 times.
|
4080 | if ((var_size = check_header_variable(s, "channels", |
1648 | 316 | "chlist", 38)) >= 0) { | |
1649 | GetByteContext ch_gb; | ||
1650 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 316 times.
|
316 | if (!var_size) { |
1651 | ✗ | ret = AVERROR_INVALIDDATA; | |
1652 | ✗ | goto fail; | |
1653 | } | ||
1654 | |||
1655 | 316 | bytestream2_init(&ch_gb, gb->buffer, var_size); | |
1656 | |||
1657 |
2/2✓ Branch 1 taken 1212 times.
✓ Branch 2 taken 316 times.
|
1528 | while (bytestream2_get_bytes_left(&ch_gb) >= 19) { |
1658 | EXRChannel *channel; | ||
1659 | enum ExrPixelType current_pixel_type; | ||
1660 | 1212 | int channel_index = -1; | |
1661 | int xsub, ysub; | ||
1662 | |||
1663 |
2/2✓ Branch 0 taken 272 times.
✓ Branch 1 taken 940 times.
|
1212 | if (strcmp(s->layer, "") != 0) { |
1664 |
2/2✓ Branch 0 taken 150 times.
✓ Branch 1 taken 122 times.
|
272 | if (strncmp(ch_gb.buffer, s->layer, strlen(s->layer)) == 0) { |
1665 | 150 | layer_match = 1; | |
1666 | 150 | av_log(s->avctx, AV_LOG_INFO, | |
1667 | "Channel match layer : %s.\n", ch_gb.buffer); | ||
1668 | 150 | ch_gb.buffer += strlen(s->layer); | |
1669 |
1/2✓ Branch 0 taken 150 times.
✗ Branch 1 not taken.
|
150 | if (*ch_gb.buffer == '.') |
1670 | 150 | ch_gb.buffer++; /* skip dot if not given */ | |
1671 | } else { | ||
1672 | 122 | layer_match = 0; | |
1673 | 122 | av_log(s->avctx, AV_LOG_INFO, | |
1674 | "Channel doesn't match layer : %s.\n", ch_gb.buffer); | ||
1675 | } | ||
1676 | } else { | ||
1677 | 940 | layer_match = 1; | |
1678 | } | ||
1679 | |||
1680 |
2/2✓ Branch 0 taken 1090 times.
✓ Branch 1 taken 122 times.
|
1212 | if (layer_match) { /* only search channel if the layer match is valid */ |
1681 |
3/4✓ Branch 1 taken 836 times.
✓ Branch 2 taken 254 times.
✓ Branch 3 taken 836 times.
✗ Branch 4 not taken.
|
1926 | if (!av_strcasecmp(ch_gb.buffer, "R") || |
1682 |
1/2✗ Branch 1 not taken.
✓ Branch 2 taken 836 times.
|
1672 | !av_strcasecmp(ch_gb.buffer, "X") || |
1683 | 836 | !av_strcasecmp(ch_gb.buffer, "U")) { | |
1684 | 254 | channel_index = 0; | |
1685 | 254 | s->is_luma = 0; | |
1686 |
3/4✓ Branch 1 taken 582 times.
✓ Branch 2 taken 254 times.
✗ Branch 3 not taken.
✓ Branch 4 taken 582 times.
|
1418 | } else if (!av_strcasecmp(ch_gb.buffer, "G") || |
1687 | 582 | !av_strcasecmp(ch_gb.buffer, "V")) { | |
1688 | 254 | channel_index = 1; | |
1689 | 254 | s->is_luma = 0; | |
1690 |
2/2✓ Branch 1 taken 62 times.
✓ Branch 2 taken 520 times.
|
582 | } else if (!av_strcasecmp(ch_gb.buffer, "Y")) { |
1691 | 62 | channel_index = 1; | |
1692 | 62 | s->is_luma = 1; | |
1693 |
3/4✓ Branch 1 taken 266 times.
✓ Branch 2 taken 254 times.
✓ Branch 3 taken 266 times.
✗ Branch 4 not taken.
|
786 | } else if (!av_strcasecmp(ch_gb.buffer, "B") || |
1694 |
1/2✗ Branch 1 not taken.
✓ Branch 2 taken 266 times.
|
532 | !av_strcasecmp(ch_gb.buffer, "Z") || |
1695 | 266 | !av_strcasecmp(ch_gb.buffer, "W")) { | |
1696 | 254 | channel_index = 2; | |
1697 | 254 | s->is_luma = 0; | |
1698 |
2/2✓ Branch 1 taken 114 times.
✓ Branch 2 taken 152 times.
|
266 | } else if (!av_strcasecmp(ch_gb.buffer, "A")) { |
1699 | 114 | channel_index = 3; | |
1700 | } else { | ||
1701 | 152 | av_log(s->avctx, AV_LOG_WARNING, | |
1702 | "Unsupported channel %.256s.\n", ch_gb.buffer); | ||
1703 | } | ||
1704 | } | ||
1705 | |||
1706 | /* skip until you get a 0 */ | ||
1707 |
3/4✓ Branch 1 taken 4856 times.
✗ Branch 2 not taken.
✓ Branch 3 taken 3644 times.
✓ Branch 4 taken 1212 times.
|
9712 | while (bytestream2_get_bytes_left(&ch_gb) > 0 && |
1708 | 4856 | bytestream2_get_byte(&ch_gb)) | |
1709 | 3644 | continue; | |
1710 | |||
1711 |
1/2✗ Branch 1 not taken.
✓ Branch 2 taken 1212 times.
|
1212 | if (bytestream2_get_bytes_left(&ch_gb) < 4) { |
1712 | ✗ | av_log(s->avctx, AV_LOG_ERROR, "Incomplete header.\n"); | |
1713 | ✗ | ret = AVERROR_INVALIDDATA; | |
1714 | ✗ | goto fail; | |
1715 | } | ||
1716 | |||
1717 | 1212 | current_pixel_type = bytestream2_get_le32(&ch_gb); | |
1718 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 1212 times.
|
1212 | if (current_pixel_type >= EXR_UNKNOWN) { |
1719 | ✗ | avpriv_report_missing_feature(s->avctx, "Pixel type %d", | |
1720 | current_pixel_type); | ||
1721 | ✗ | ret = AVERROR_PATCHWELCOME; | |
1722 | ✗ | goto fail; | |
1723 | } | ||
1724 | |||
1725 | 1212 | bytestream2_skip(&ch_gb, 4); | |
1726 | 1212 | xsub = bytestream2_get_le32(&ch_gb); | |
1727 | 1212 | ysub = bytestream2_get_le32(&ch_gb); | |
1728 | |||
1729 |
2/4✓ Branch 0 taken 1212 times.
✗ Branch 1 not taken.
✗ Branch 2 not taken.
✓ Branch 3 taken 1212 times.
|
1212 | if (xsub != 1 || ysub != 1) { |
1730 | ✗ | avpriv_report_missing_feature(s->avctx, | |
1731 | "Subsampling %dx%d", | ||
1732 | xsub, ysub); | ||
1733 | ✗ | ret = AVERROR_PATCHWELCOME; | |
1734 | ✗ | goto fail; | |
1735 | } | ||
1736 | |||
1737 |
3/4✓ Branch 0 taken 938 times.
✓ Branch 1 taken 274 times.
✓ Branch 2 taken 938 times.
✗ Branch 3 not taken.
|
1212 | if (channel_index >= 0 && s->channel_offsets[channel_index] == -1) { /* channel has not been previously assigned */ |
1738 |
2/2✓ Branch 0 taken 622 times.
✓ Branch 1 taken 316 times.
|
938 | if (s->pixel_type != EXR_UNKNOWN && |
1739 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 622 times.
|
622 | s->pixel_type != current_pixel_type) { |
1740 | ✗ | av_log(s->avctx, AV_LOG_ERROR, | |
1741 | "RGB channels not of the same depth.\n"); | ||
1742 | ✗ | ret = AVERROR_INVALIDDATA; | |
1743 | ✗ | goto fail; | |
1744 | } | ||
1745 | 938 | s->pixel_type = current_pixel_type; | |
1746 | 938 | s->channel_offsets[channel_index] = s->current_channel_offset; | |
1747 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 274 times.
|
274 | } else if (channel_index >= 0) { |
1748 | ✗ | av_log(s->avctx, AV_LOG_WARNING, | |
1749 | "Multiple channels with index %d.\n", channel_index); | ||
1750 | ✗ | if (++dup_channels > 10) { | |
1751 | ✗ | ret = AVERROR_INVALIDDATA; | |
1752 | ✗ | goto fail; | |
1753 | } | ||
1754 | } | ||
1755 | |||
1756 | 2424 | s->channels = av_realloc(s->channels, | |
1757 | 1212 | ++s->nb_channels * sizeof(EXRChannel)); | |
1758 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 1212 times.
|
1212 | if (!s->channels) { |
1759 | ✗ | ret = AVERROR(ENOMEM); | |
1760 | ✗ | goto fail; | |
1761 | } | ||
1762 | 1212 | channel = &s->channels[s->nb_channels - 1]; | |
1763 | 1212 | channel->pixel_type = current_pixel_type; | |
1764 | 1212 | channel->xsub = xsub; | |
1765 | 1212 | channel->ysub = ysub; | |
1766 | |||
1767 |
2/2✓ Branch 0 taken 404 times.
✓ Branch 1 taken 808 times.
|
1212 | if (current_pixel_type == EXR_HALF) { |
1768 | 404 | s->current_channel_offset += 2; | |
1769 | } else {/* Float or UINT32 */ | ||
1770 | 808 | s->current_channel_offset += 4; | |
1771 | } | ||
1772 | } | ||
1773 | |||
1774 | /* Check if all channels are set with an offset or if the channels | ||
1775 | * are causing an overflow */ | ||
1776 |
2/2✓ Branch 0 taken 254 times.
✓ Branch 1 taken 62 times.
|
316 | if (!s->is_luma) {/* if we expected to have at least 3 channels */ |
1777 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 254 times.
|
254 | if (FFMIN3(s->channel_offsets[0], |
1778 | s->channel_offsets[1], | ||
1779 | s->channel_offsets[2]) < 0) { | ||
1780 | ✗ | if (s->channel_offsets[0] < 0) | |
1781 | ✗ | av_log(s->avctx, AV_LOG_ERROR, "Missing red channel.\n"); | |
1782 | ✗ | if (s->channel_offsets[1] < 0) | |
1783 | ✗ | av_log(s->avctx, AV_LOG_ERROR, "Missing green channel.\n"); | |
1784 | ✗ | if (s->channel_offsets[2] < 0) | |
1785 | ✗ | av_log(s->avctx, AV_LOG_ERROR, "Missing blue channel.\n"); | |
1786 | ✗ | ret = AVERROR_INVALIDDATA; | |
1787 | ✗ | goto fail; | |
1788 | } | ||
1789 | } | ||
1790 | |||
1791 | // skip one last byte and update main gb | ||
1792 | 316 | gb->buffer = ch_gb.buffer + 1; | |
1793 | 316 | continue; | |
1794 |
2/2✓ Branch 1 taken 316 times.
✓ Branch 2 taken 3448 times.
|
3764 | } else if ((var_size = check_header_variable(s, "dataWindow", "box2i", |
1795 | 316 | 31)) >= 0) { | |
1796 | int xmin, ymin, xmax, ymax; | ||
1797 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 316 times.
|
316 | if (!var_size) { |
1798 | ✗ | ret = AVERROR_INVALIDDATA; | |
1799 | ✗ | goto fail; | |
1800 | } | ||
1801 | |||
1802 | 316 | xmin = bytestream2_get_le32(gb); | |
1803 | 316 | ymin = bytestream2_get_le32(gb); | |
1804 | 316 | xmax = bytestream2_get_le32(gb); | |
1805 | 316 | ymax = bytestream2_get_le32(gb); | |
1806 | |||
1807 |
3/6✓ Branch 0 taken 316 times.
✗ Branch 1 not taken.
✓ Branch 2 taken 316 times.
✗ Branch 3 not taken.
✓ Branch 4 taken 316 times.
✗ Branch 5 not taken.
|
316 | if (xmin > xmax || ymin > ymax || |
1808 |
1/2✓ Branch 0 taken 316 times.
✗ Branch 1 not taken.
|
316 | ymax == INT_MAX || xmax == INT_MAX || |
1809 |
1/2✓ Branch 0 taken 316 times.
✗ Branch 1 not taken.
|
316 | (unsigned)xmax - xmin >= INT_MAX || |
1810 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 316 times.
|
316 | (unsigned)ymax - ymin >= INT_MAX) { |
1811 | ✗ | ret = AVERROR_INVALIDDATA; | |
1812 | ✗ | goto fail; | |
1813 | } | ||
1814 | 316 | s->xmin = xmin; | |
1815 | 316 | s->xmax = xmax; | |
1816 | 316 | s->ymin = ymin; | |
1817 | 316 | s->ymax = ymax; | |
1818 | 316 | s->xdelta = (s->xmax - s->xmin) + 1; | |
1819 | 316 | s->ydelta = (s->ymax - s->ymin) + 1; | |
1820 | |||
1821 | 316 | continue; | |
1822 |
2/2✓ Branch 1 taken 316 times.
✓ Branch 2 taken 3132 times.
|
3448 | } else if ((var_size = check_header_variable(s, "displayWindow", |
1823 | 316 | "box2i", 34)) >= 0) { | |
1824 | int32_t sx, sy, dx, dy; | ||
1825 | |||
1826 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 316 times.
|
316 | if (!var_size) { |
1827 | ✗ | ret = AVERROR_INVALIDDATA; | |
1828 | ✗ | goto fail; | |
1829 | } | ||
1830 | |||
1831 | 316 | sx = bytestream2_get_le32(gb); | |
1832 | 316 | sy = bytestream2_get_le32(gb); | |
1833 | 316 | dx = bytestream2_get_le32(gb); | |
1834 | 316 | dy = bytestream2_get_le32(gb); | |
1835 | |||
1836 | 316 | s->w = (unsigned)dx - sx + 1; | |
1837 | 316 | s->h = (unsigned)dy - sy + 1; | |
1838 | |||
1839 | 316 | continue; | |
1840 |
2/2✓ Branch 1 taken 316 times.
✓ Branch 2 taken 2816 times.
|
3132 | } else if ((var_size = check_header_variable(s, "lineOrder", |
1841 | 316 | "lineOrder", 25)) >= 0) { | |
1842 | int line_order; | ||
1843 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 316 times.
|
316 | if (!var_size) { |
1844 | ✗ | ret = AVERROR_INVALIDDATA; | |
1845 | ✗ | goto fail; | |
1846 | } | ||
1847 | |||
1848 | 316 | line_order = bytestream2_get_byte(gb); | |
1849 | 316 | av_log(s->avctx, AV_LOG_DEBUG, "line order: %d.\n", line_order); | |
1850 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 316 times.
|
316 | if (line_order > 2) { |
1851 | ✗ | av_log(s->avctx, AV_LOG_ERROR, "Unknown line order.\n"); | |
1852 | ✗ | ret = AVERROR_INVALIDDATA; | |
1853 | ✗ | goto fail; | |
1854 | } | ||
1855 | |||
1856 | 316 | continue; | |
1857 |
2/2✓ Branch 1 taken 148 times.
✓ Branch 2 taken 2668 times.
|
2816 | } else if ((var_size = check_header_variable(s, "pixelAspectRatio", |
1858 | "float", 31)) >= 0) { | ||
1859 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 148 times.
|
148 | if (!var_size) { |
1860 | ✗ | ret = AVERROR_INVALIDDATA; | |
1861 | ✗ | goto fail; | |
1862 | } | ||
1863 | |||
1864 | 148 | s->sar = bytestream2_get_le32(gb); | |
1865 | |||
1866 | 148 | continue; | |
1867 |
2/2✓ Branch 1 taken 316 times.
✓ Branch 2 taken 2352 times.
|
2668 | } else if ((var_size = check_header_variable(s, "compression", |
1868 | "compression", 29)) >= 0) { | ||
1869 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 316 times.
|
316 | if (!var_size) { |
1870 | ✗ | ret = AVERROR_INVALIDDATA; | |
1871 | ✗ | goto fail; | |
1872 | } | ||
1873 | |||
1874 |
1/2✓ Branch 0 taken 316 times.
✗ Branch 1 not taken.
|
316 | if (s->compression == EXR_UNKN) |
1875 | 316 | s->compression = bytestream2_get_byte(gb); | |
1876 | else { | ||
1877 | ✗ | bytestream2_skip(gb, 1); | |
1878 | ✗ | av_log(s->avctx, AV_LOG_WARNING, | |
1879 | "Found more than one compression attribute.\n"); | ||
1880 | } | ||
1881 | |||
1882 | 316 | continue; | |
1883 |
2/2✓ Branch 1 taken 44 times.
✓ Branch 2 taken 2308 times.
|
2352 | } else if ((var_size = check_header_variable(s, "tiles", |
1884 | 44 | "tiledesc", 22)) >= 0) { | |
1885 | char tileLevel; | ||
1886 | |||
1887 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 44 times.
|
44 | if (!s->is_tile) |
1888 | ✗ | av_log(s->avctx, AV_LOG_WARNING, | |
1889 | "Found tile attribute and scanline flags. Exr will be interpreted as scanline.\n"); | ||
1890 | |||
1891 | 44 | s->tile_attr.xSize = bytestream2_get_le32(gb); | |
1892 | 44 | s->tile_attr.ySize = bytestream2_get_le32(gb); | |
1893 | |||
1894 | 44 | tileLevel = bytestream2_get_byte(gb); | |
1895 | 44 | s->tile_attr.level_mode = tileLevel & 0x0f; | |
1896 | 44 | s->tile_attr.level_round = (tileLevel >> 4) & 0x0f; | |
1897 | |||
1898 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 44 times.
|
44 | if (s->tile_attr.level_mode >= EXR_TILE_LEVEL_UNKNOWN) { |
1899 | ✗ | avpriv_report_missing_feature(s->avctx, "Tile level mode %d", | |
1900 | ✗ | s->tile_attr.level_mode); | |
1901 | ✗ | ret = AVERROR_PATCHWELCOME; | |
1902 | ✗ | goto fail; | |
1903 | } | ||
1904 | |||
1905 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 44 times.
|
44 | if (s->tile_attr.level_round >= EXR_TILE_ROUND_UNKNOWN) { |
1906 | ✗ | avpriv_report_missing_feature(s->avctx, "Tile level round %d", | |
1907 | ✗ | s->tile_attr.level_round); | |
1908 | ✗ | ret = AVERROR_PATCHWELCOME; | |
1909 | ✗ | goto fail; | |
1910 | } | ||
1911 | |||
1912 | 44 | continue; | |
1913 |
2/2✓ Branch 1 taken 184 times.
✓ Branch 2 taken 2124 times.
|
2308 | } else if ((var_size = check_header_variable(s, "writer", |
1914 | 184 | "string", 1)) >= 0) { | |
1915 | 184 | uint8_t key[256] = { 0 }; | |
1916 | |||
1917 | 184 | bytestream2_get_buffer(gb, key, FFMIN(sizeof(key) - 1, var_size)); | |
1918 | 184 | av_dict_set(&metadata, "writer", key, 0); | |
1919 | |||
1920 | 184 | continue; | |
1921 |
2/2✓ Branch 1 taken 184 times.
✓ Branch 2 taken 1940 times.
|
2124 | } else if ((var_size = check_header_variable(s, "framesPerSecond", |
1922 | "rational", 33)) >= 0) { | ||
1923 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 184 times.
|
184 | if (!var_size) { |
1924 | ✗ | ret = AVERROR_INVALIDDATA; | |
1925 | ✗ | goto fail; | |
1926 | } | ||
1927 | |||
1928 | 184 | s->avctx->framerate.num = bytestream2_get_le32(gb); | |
1929 | 184 | s->avctx->framerate.den = bytestream2_get_le32(gb); | |
1930 | |||
1931 | 184 | continue; | |
1932 |
2/2✓ Branch 1 taken 8 times.
✓ Branch 2 taken 1932 times.
|
1940 | } else if ((var_size = check_header_variable(s, "chunkCount", |
1933 | "int", 23)) >= 0) { | ||
1934 | |||
1935 | 8 | s->chunk_count = bytestream2_get_le32(gb); | |
1936 | |||
1937 | 8 | continue; | |
1938 |
2/2✓ Branch 1 taken 18 times.
✓ Branch 2 taken 1914 times.
|
1932 | } else if ((var_size = check_header_variable(s, "type", |
1939 | 18 | "string", 16)) >= 0) { | |
1940 | 18 | uint8_t key[256] = { 0 }; | |
1941 | |||
1942 | 18 | bytestream2_get_buffer(gb, key, FFMIN(sizeof(key) - 1, var_size)); | |
1943 |
2/2✓ Branch 0 taken 8 times.
✓ Branch 1 taken 10 times.
|
18 | if (strncmp("scanlineimage", key, var_size) && |
1944 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 8 times.
|
8 | strncmp("tiledimage", key, var_size)) |
1945 | ✗ | return AVERROR_PATCHWELCOME; | |
1946 | |||
1947 | 18 | continue; | |
1948 |
1/2✗ Branch 1 not taken.
✓ Branch 2 taken 1914 times.
|
1914 | } else if ((var_size = check_header_variable(s, "preview", |
1949 | ✗ | "preview", 16)) >= 0) { | |
1950 | ✗ | uint32_t pw = bytestream2_get_le32(gb); | |
1951 | ✗ | uint32_t ph = bytestream2_get_le32(gb); | |
1952 | ✗ | int64_t psize = 4LL * pw * ph; | |
1953 | |||
1954 | ✗ | if (psize >= bytestream2_get_bytes_left(gb)) | |
1955 | ✗ | return AVERROR_INVALIDDATA; | |
1956 | |||
1957 | ✗ | bytestream2_skip(gb, psize); | |
1958 | |||
1959 | ✗ | continue; | |
1960 | } | ||
1961 | |||
1962 | // Check if there are enough bytes for a header | ||
1963 |
1/2✗ Branch 1 not taken.
✓ Branch 2 taken 1914 times.
|
1914 | if (bytestream2_get_bytes_left(gb) <= 9) { |
1964 | ✗ | av_log(s->avctx, AV_LOG_ERROR, "Incomplete header\n"); | |
1965 | ✗ | ret = AVERROR_INVALIDDATA; | |
1966 | ✗ | goto fail; | |
1967 | } | ||
1968 | |||
1969 | // Process unknown variables | ||
1970 | { | ||
1971 | 1914 | uint8_t name[256] = { 0 }; | |
1972 | 1914 | uint8_t type[256] = { 0 }; | |
1973 | 1914 | uint8_t value[256] = { 0 }; | |
1974 | 1914 | int i = 0, size; | |
1975 | |||
1976 |
2/2✓ Branch 1 taken 26926 times.
✓ Branch 2 taken 1914 times.
|
57680 | while (bytestream2_get_bytes_left(gb) > 0 && |
1977 |
2/4✓ Branch 0 taken 28840 times.
✗ Branch 1 not taken.
✓ Branch 3 taken 26926 times.
✗ Branch 4 not taken.
|
55766 | bytestream2_peek_byte(gb) && i < 255) { |
1978 | 26926 | name[i++] = bytestream2_get_byte(gb); | |
1979 | } | ||
1980 | |||
1981 | 1914 | bytestream2_skip(gb, 1); | |
1982 | 1914 | i = 0; | |
1983 |
2/2✓ Branch 1 taken 8774 times.
✓ Branch 2 taken 1914 times.
|
21376 | while (bytestream2_get_bytes_left(gb) > 0 && |
1984 |
2/4✓ Branch 0 taken 10688 times.
✗ Branch 1 not taken.
✓ Branch 3 taken 8774 times.
✗ Branch 4 not taken.
|
19462 | bytestream2_peek_byte(gb) && i < 255) { |
1985 | 8774 | type[i++] = bytestream2_get_byte(gb); | |
1986 | } | ||
1987 | 1914 | bytestream2_skip(gb, 1); | |
1988 | 1914 | size = bytestream2_get_le32(gb); | |
1989 | |||
1990 | 1914 | bytestream2_get_buffer(gb, value, FFMIN(sizeof(value) - 1, size)); | |
1991 |
2/2✓ Branch 0 taken 160 times.
✓ Branch 1 taken 1754 times.
|
1914 | if (!strcmp(type, "string")) |
1992 | 160 | av_dict_set(&metadata, name, value, 0); | |
1993 | } | ||
1994 | } | ||
1995 | |||
1996 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 316 times.
|
316 | if (s->compression == EXR_UNKN) { |
1997 | ✗ | av_log(s->avctx, AV_LOG_ERROR, "Missing compression attribute.\n"); | |
1998 | ✗ | ret = AVERROR_INVALIDDATA; | |
1999 | ✗ | goto fail; | |
2000 | } | ||
2001 | |||
2002 |
2/2✓ Branch 0 taken 44 times.
✓ Branch 1 taken 272 times.
|
316 | if (s->is_tile) { |
2003 |
2/4✓ Branch 0 taken 44 times.
✗ Branch 1 not taken.
✗ Branch 2 not taken.
✓ Branch 3 taken 44 times.
|
44 | if (s->tile_attr.xSize < 1 || s->tile_attr.ySize < 1) { |
2004 | ✗ | av_log(s->avctx, AV_LOG_ERROR, "Invalid tile attribute.\n"); | |
2005 | ✗ | ret = AVERROR_INVALIDDATA; | |
2006 | ✗ | goto fail; | |
2007 | } | ||
2008 | } | ||
2009 | |||
2010 |
1/2✗ Branch 1 not taken.
✓ Branch 2 taken 316 times.
|
316 | if (bytestream2_get_bytes_left(gb) <= 0) { |
2011 | ✗ | av_log(s->avctx, AV_LOG_ERROR, "Incomplete frame.\n"); | |
2012 | ✗ | ret = AVERROR_INVALIDDATA; | |
2013 | ✗ | goto fail; | |
2014 | } | ||
2015 | |||
2016 | 316 | frame->metadata = metadata; | |
2017 | |||
2018 | // aaand we are done | ||
2019 | 316 | bytestream2_skip(gb, 1); | |
2020 | 316 | return 0; | |
2021 | ✗ | fail: | |
2022 | ✗ | av_dict_free(&metadata); | |
2023 | ✗ | return ret; | |
2024 | } | ||
2025 | |||
2026 | 316 | static int decode_frame(AVCodecContext *avctx, AVFrame *picture, | |
2027 | int *got_frame, AVPacket *avpkt) | ||
2028 | { | ||
2029 | 316 | EXRContext *s = avctx->priv_data; | |
2030 | 316 | GetByteContext *gb = &s->gb; | |
2031 | uint8_t *ptr; | ||
2032 | |||
2033 | int i, y, ret, ymax; | ||
2034 | int planes; | ||
2035 | int out_line_size; | ||
2036 | int nb_blocks; /* nb scanline or nb tile */ | ||
2037 | uint64_t start_offset_table; | ||
2038 | uint64_t start_next_scanline; | ||
2039 | PutByteContext offset_table_writer; | ||
2040 | |||
2041 | 316 | bytestream2_init(gb, avpkt->data, avpkt->size); | |
2042 | |||
2043 |
1/2✗ Branch 1 not taken.
✓ Branch 2 taken 316 times.
|
316 | if ((ret = decode_header(s, picture)) < 0) |
2044 | ✗ | return ret; | |
2045 | |||
2046 |
2/4✓ Branch 0 taken 316 times.
✗ Branch 1 not taken.
✗ Branch 2 not taken.
✓ Branch 3 taken 316 times.
|
316 | if ((s->compression == EXR_DWAA || s->compression == EXR_DWAB) && |
2047 | ✗ | s->pixel_type == EXR_HALF) { | |
2048 | ✗ | s->current_channel_offset *= 2; | |
2049 | ✗ | for (int i = 0; i < 4; i++) | |
2050 | ✗ | s->channel_offsets[i] *= 2; | |
2051 | } | ||
2052 | |||
2053 |
2/3✓ Branch 0 taken 306 times.
✓ Branch 1 taken 10 times.
✗ Branch 2 not taken.
|
316 | switch (s->pixel_type) { |
2054 | 306 | case EXR_FLOAT: | |
2055 | case EXR_HALF: | ||
2056 |
2/2✓ Branch 0 taken 114 times.
✓ Branch 1 taken 192 times.
|
306 | if (s->channel_offsets[3] >= 0) { |
2057 |
2/2✓ Branch 0 taken 112 times.
✓ Branch 1 taken 2 times.
|
114 | if (!s->is_luma) { |
2058 | 112 | avctx->pix_fmt = AV_PIX_FMT_GBRAPF32; | |
2059 | } else { | ||
2060 | /* todo: change this when a floating point pixel format with luma with alpha is implemented */ | ||
2061 | 2 | avctx->pix_fmt = AV_PIX_FMT_GBRAPF32; | |
2062 | } | ||
2063 | } else { | ||
2064 |
2/2✓ Branch 0 taken 132 times.
✓ Branch 1 taken 60 times.
|
192 | if (!s->is_luma) { |
2065 | 132 | avctx->pix_fmt = AV_PIX_FMT_GBRPF32; | |
2066 | } else { | ||
2067 | 60 | avctx->pix_fmt = AV_PIX_FMT_GRAYF32; | |
2068 | } | ||
2069 | } | ||
2070 | 306 | break; | |
2071 | 10 | case EXR_UINT: | |
2072 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 10 times.
|
10 | if (s->channel_offsets[3] >= 0) { |
2073 | ✗ | if (!s->is_luma) { | |
2074 | ✗ | avctx->pix_fmt = AV_PIX_FMT_RGBA64; | |
2075 | } else { | ||
2076 | ✗ | avctx->pix_fmt = AV_PIX_FMT_YA16; | |
2077 | } | ||
2078 | } else { | ||
2079 |
1/2✓ Branch 0 taken 10 times.
✗ Branch 1 not taken.
|
10 | if (!s->is_luma) { |
2080 | 10 | avctx->pix_fmt = AV_PIX_FMT_RGB48; | |
2081 | } else { | ||
2082 | ✗ | avctx->pix_fmt = AV_PIX_FMT_GRAY16; | |
2083 | } | ||
2084 | } | ||
2085 | 10 | break; | |
2086 | ✗ | default: | |
2087 | ✗ | av_log(avctx, AV_LOG_ERROR, "Missing channel list.\n"); | |
2088 | ✗ | return AVERROR_INVALIDDATA; | |
2089 | } | ||
2090 | |||
2091 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 316 times.
|
316 | if (s->apply_trc_type != AVCOL_TRC_UNSPECIFIED) |
2092 | ✗ | avctx->color_trc = s->apply_trc_type; | |
2093 | |||
2094 |
3/5✓ Branch 0 taken 174 times.
✓ Branch 1 taken 92 times.
✓ Branch 2 taken 50 times.
✗ Branch 3 not taken.
✗ Branch 4 not taken.
|
316 | switch (s->compression) { |
2095 | 174 | case EXR_RAW: | |
2096 | case EXR_RLE: | ||
2097 | case EXR_ZIP1: | ||
2098 | 174 | s->scan_lines_per_block = 1; | |
2099 | 174 | break; | |
2100 | 92 | case EXR_PXR24: | |
2101 | case EXR_ZIP16: | ||
2102 | 92 | s->scan_lines_per_block = 16; | |
2103 | 92 | break; | |
2104 | 50 | case EXR_PIZ: | |
2105 | case EXR_B44: | ||
2106 | case EXR_B44A: | ||
2107 | case EXR_DWAA: | ||
2108 | 50 | s->scan_lines_per_block = 32; | |
2109 | 50 | break; | |
2110 | ✗ | case EXR_DWAB: | |
2111 | ✗ | s->scan_lines_per_block = 256; | |
2112 | ✗ | break; | |
2113 | ✗ | default: | |
2114 | ✗ | avpriv_report_missing_feature(avctx, "Compression %d", s->compression); | |
2115 | ✗ | return AVERROR_PATCHWELCOME; | |
2116 | } | ||
2117 | |||
2118 | /* Verify the xmin, xmax, ymin and ymax before setting the actual image size. | ||
2119 | * It's possible for the data window can larger or outside the display window */ | ||
2120 |
2/4✓ Branch 0 taken 316 times.
✗ Branch 1 not taken.
✓ Branch 2 taken 316 times.
✗ Branch 3 not taken.
|
316 | if (s->xmin > s->xmax || s->ymin > s->ymax || |
2121 |
2/4✓ Branch 0 taken 316 times.
✗ Branch 1 not taken.
✗ Branch 2 not taken.
✓ Branch 3 taken 316 times.
|
316 | s->ydelta == 0xFFFFFFFF || s->xdelta == 0xFFFFFFFF) { |
2122 | ✗ | av_log(avctx, AV_LOG_ERROR, "Wrong or missing size information.\n"); | |
2123 | ✗ | return AVERROR_INVALIDDATA; | |
2124 | } | ||
2125 | |||
2126 |
1/2✗ Branch 1 not taken.
✓ Branch 2 taken 316 times.
|
316 | if ((ret = ff_set_dimensions(avctx, s->w, s->h)) < 0) |
2127 | ✗ | return ret; | |
2128 | |||
2129 | 316 | ff_set_sar(s->avctx, av_d2q(av_int2float(s->sar), 255)); | |
2130 | |||
2131 | 316 | s->desc = av_pix_fmt_desc_get(avctx->pix_fmt); | |
2132 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 316 times.
|
316 | if (!s->desc) |
2133 | ✗ | return AVERROR_INVALIDDATA; | |
2134 | |||
2135 |
2/2✓ Branch 0 taken 306 times.
✓ Branch 1 taken 10 times.
|
316 | if (s->desc->flags & AV_PIX_FMT_FLAG_FLOAT) { |
2136 | 306 | planes = s->desc->nb_components; | |
2137 | 306 | out_line_size = avctx->width * 4; | |
2138 | } else { | ||
2139 | 10 | planes = 1; | |
2140 | 10 | out_line_size = avctx->width * 2 * s->desc->nb_components; | |
2141 | } | ||
2142 | |||
2143 |
2/2✓ Branch 0 taken 44 times.
✓ Branch 1 taken 272 times.
|
316 | if (s->is_tile) { |
2144 | 44 | nb_blocks = ((s->xdelta + s->tile_attr.xSize - 1) / s->tile_attr.xSize) * | |
2145 | 44 | ((s->ydelta + s->tile_attr.ySize - 1) / s->tile_attr.ySize); | |
2146 | } else { /* scanline */ | ||
2147 | 272 | nb_blocks = (s->ydelta + s->scan_lines_per_block - 1) / | |
2148 | 272 | s->scan_lines_per_block; | |
2149 | } | ||
2150 | |||
2151 |
1/2✗ Branch 1 not taken.
✓ Branch 2 taken 316 times.
|
316 | if ((ret = ff_thread_get_buffer(avctx, picture, 0)) < 0) |
2152 | ✗ | return ret; | |
2153 | |||
2154 |
1/2✗ Branch 1 not taken.
✓ Branch 2 taken 316 times.
|
316 | if (bytestream2_get_bytes_left(gb)/8 < nb_blocks) |
2155 | ✗ | return AVERROR_INVALIDDATA; | |
2156 | |||
2157 | // check offset table and recreate it if need | ||
2158 |
4/4✓ Branch 0 taken 272 times.
✓ Branch 1 taken 44 times.
✓ Branch 3 taken 1 times.
✓ Branch 4 taken 271 times.
|
316 | if (!s->is_tile && bytestream2_peek_le64(gb) == 0) { |
2159 | 1 | av_log(s->avctx, AV_LOG_DEBUG, "recreating invalid scanline offset table\n"); | |
2160 | |||
2161 | 1 | start_offset_table = bytestream2_tell(gb); | |
2162 | 1 | start_next_scanline = start_offset_table + nb_blocks * 8; | |
2163 | 1 | bytestream2_init_writer(&offset_table_writer, &avpkt->data[start_offset_table], nb_blocks * 8); | |
2164 | |||
2165 |
2/2✓ Branch 0 taken 8 times.
✓ Branch 1 taken 1 times.
|
9 | for (y = 0; y < nb_blocks; y++) { |
2166 | /* write offset of prev scanline in offset table */ | ||
2167 | 8 | bytestream2_put_le64(&offset_table_writer, start_next_scanline); | |
2168 | |||
2169 | /* get len of next scanline */ | ||
2170 | 8 | bytestream2_seek(gb, start_next_scanline + 4, SEEK_SET);/* skip line number */ | |
2171 | 8 | start_next_scanline += (bytestream2_get_le32(gb) + 8); | |
2172 | } | ||
2173 | 1 | bytestream2_seek(gb, start_offset_table, SEEK_SET); | |
2174 | } | ||
2175 | |||
2176 | // save pointer we are going to use in decode_block | ||
2177 | 316 | s->buf = avpkt->data; | |
2178 | 316 | s->buf_size = avpkt->size; | |
2179 | |||
2180 | // Zero out the start if ymin is not 0 | ||
2181 |
2/2✓ Branch 0 taken 922 times.
✓ Branch 1 taken 316 times.
|
1238 | for (i = 0; i < planes; i++) { |
2182 | 922 | ptr = picture->data[i]; | |
2183 |
2/2✓ Branch 0 taken 480 times.
✓ Branch 1 taken 922 times.
|
1402 | for (y = 0; y < FFMIN(s->ymin, s->h); y++) { |
2184 | 480 | memset(ptr, 0, out_line_size); | |
2185 | 480 | ptr += picture->linesize[i]; | |
2186 | } | ||
2187 | } | ||
2188 | |||
2189 | 316 | s->picture = picture; | |
2190 | |||
2191 | 316 | avctx->execute2(avctx, decode_block, s->thread_data, NULL, nb_blocks); | |
2192 | |||
2193 | 316 | ymax = FFMAX(0, s->ymax + 1); | |
2194 | // Zero out the end if ymax+1 is not h | ||
2195 |
2/2✓ Branch 0 taken 8 times.
✓ Branch 1 taken 308 times.
|
316 | if (ymax < avctx->height) |
2196 |
2/2✓ Branch 0 taken 24 times.
✓ Branch 1 taken 8 times.
|
32 | for (i = 0; i < planes; i++) { |
2197 | 24 | ptr = picture->data[i] + (ymax * picture->linesize[i]); | |
2198 |
2/2✓ Branch 0 taken 5544 times.
✓ Branch 1 taken 24 times.
|
5568 | for (y = ymax; y < avctx->height; y++) { |
2199 | 5544 | memset(ptr, 0, out_line_size); | |
2200 | 5544 | ptr += picture->linesize[i]; | |
2201 | } | ||
2202 | } | ||
2203 | |||
2204 | 316 | picture->pict_type = AV_PICTURE_TYPE_I; | |
2205 | 316 | *got_frame = 1; | |
2206 | |||
2207 | 316 | return avpkt->size; | |
2208 | } | ||
2209 | |||
2210 | 172 | static av_cold int decode_init(AVCodecContext *avctx) | |
2211 | { | ||
2212 | 172 | EXRContext *s = avctx->priv_data; | |
2213 | uint32_t i; | ||
2214 | union av_intfloat32 t; | ||
2215 | 172 | float one_gamma = 1.0f / s->gamma; | |
2216 | 172 | avpriv_trc_function trc_func = NULL; | |
2217 | |||
2218 | 172 | half2float_table(s->mantissatable, s->exponenttable, s->offsettable); | |
2219 | |||
2220 | 172 | s->avctx = avctx; | |
2221 | |||
2222 | 172 | ff_exrdsp_init(&s->dsp); | |
2223 | |||
2224 | #if HAVE_BIGENDIAN | ||
2225 | ff_bswapdsp_init(&s->bbdsp); | ||
2226 | #endif | ||
2227 | |||
2228 | 172 | trc_func = avpriv_get_trc_function_from_trc(s->apply_trc_type); | |
2229 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 172 times.
|
172 | if (trc_func) { |
2230 | ✗ | for (i = 0; i < 65536; ++i) { | |
2231 | ✗ | t.i = half2float(i, s->mantissatable, s->exponenttable, s->offsettable); | |
2232 | ✗ | t.f = trc_func(t.f); | |
2233 | ✗ | s->gamma_table[i] = t; | |
2234 | } | ||
2235 | } else { | ||
2236 |
2/4✓ Branch 0 taken 172 times.
✗ Branch 1 not taken.
✓ Branch 2 taken 172 times.
✗ Branch 3 not taken.
|
172 | if (one_gamma > 0.9999f && one_gamma < 1.0001f) { |
2237 |
2/2✓ Branch 0 taken 11272192 times.
✓ Branch 1 taken 172 times.
|
11272364 | for (i = 0; i < 65536; ++i) { |
2238 | 11272192 | s->gamma_table[i].i = half2float(i, s->mantissatable, s->exponenttable, s->offsettable); | |
2239 | } | ||
2240 | } else { | ||
2241 | ✗ | for (i = 0; i < 65536; ++i) { | |
2242 | ✗ | t.i = half2float(i, s->mantissatable, s->exponenttable, s->offsettable); | |
2243 | /* If negative value we reuse half value */ | ||
2244 | ✗ | if (t.f <= 0.0f) { | |
2245 | ✗ | s->gamma_table[i] = t; | |
2246 | } else { | ||
2247 | ✗ | t.f = powf(t.f, one_gamma); | |
2248 | ✗ | s->gamma_table[i] = t; | |
2249 | } | ||
2250 | } | ||
2251 | } | ||
2252 | } | ||
2253 | |||
2254 | // allocate thread data, used for non EXR_RAW compression types | ||
2255 | 172 | s->thread_data = av_calloc(avctx->thread_count, sizeof(*s->thread_data)); | |
2256 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 172 times.
|
172 | if (!s->thread_data) |
2257 | ✗ | return AVERROR(ENOMEM); | |
2258 | |||
2259 | 172 | return 0; | |
2260 | } | ||
2261 | |||
2262 | 172 | static av_cold int decode_end(AVCodecContext *avctx) | |
2263 | { | ||
2264 | 172 | EXRContext *s = avctx->priv_data; | |
2265 | int i; | ||
2266 |
2/2✓ Branch 0 taken 172 times.
✓ Branch 1 taken 172 times.
|
344 | for (i = 0; i < avctx->thread_count; i++) { |
2267 | 172 | EXRThreadData *td = &s->thread_data[i]; | |
2268 | 172 | av_freep(&td->uncompressed_data); | |
2269 | 172 | av_freep(&td->tmp); | |
2270 | 172 | av_freep(&td->bitmap); | |
2271 | 172 | av_freep(&td->lut); | |
2272 | 172 | av_freep(&td->he); | |
2273 | 172 | av_freep(&td->freq); | |
2274 | 172 | av_freep(&td->ac_data); | |
2275 | 172 | av_freep(&td->dc_data); | |
2276 | 172 | av_freep(&td->rle_data); | |
2277 | 172 | av_freep(&td->rle_raw_data); | |
2278 | 172 | ff_free_vlc(&td->vlc); | |
2279 | } | ||
2280 | |||
2281 | 172 | av_freep(&s->thread_data); | |
2282 | 172 | av_freep(&s->channels); | |
2283 | |||
2284 | 172 | return 0; | |
2285 | } | ||
2286 | |||
2287 | #define OFFSET(x) offsetof(EXRContext, x) | ||
2288 | #define VD AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_DECODING_PARAM | ||
2289 | static const AVOption options[] = { | ||
2290 | { "layer", "Set the decoding layer", OFFSET(layer), | ||
2291 | AV_OPT_TYPE_STRING, { .str = "" }, 0, 0, VD }, | ||
2292 | { "part", "Set the decoding part", OFFSET(selected_part), | ||
2293 | AV_OPT_TYPE_INT, { .i64 = 0 }, 0, INT_MAX, VD }, | ||
2294 | { "gamma", "Set the float gamma value when decoding", OFFSET(gamma), | ||
2295 | AV_OPT_TYPE_FLOAT, { .dbl = 1.0f }, 0.001, FLT_MAX, VD }, | ||
2296 | |||
2297 | // XXX: Note the abuse of the enum using AVCOL_TRC_UNSPECIFIED to subsume the existing gamma option | ||
2298 | { "apply_trc", "color transfer characteristics to apply to EXR linear input", OFFSET(apply_trc_type), | ||
2299 | AV_OPT_TYPE_INT, {.i64 = AVCOL_TRC_UNSPECIFIED }, 1, AVCOL_TRC_NB-1, VD, "apply_trc_type"}, | ||
2300 | { "bt709", "BT.709", 0, | ||
2301 | AV_OPT_TYPE_CONST, {.i64 = AVCOL_TRC_BT709 }, INT_MIN, INT_MAX, VD, "apply_trc_type"}, | ||
2302 | { "gamma", "gamma", 0, | ||
2303 | AV_OPT_TYPE_CONST, {.i64 = AVCOL_TRC_UNSPECIFIED }, INT_MIN, INT_MAX, VD, "apply_trc_type"}, | ||
2304 | { "gamma22", "BT.470 M", 0, | ||
2305 | AV_OPT_TYPE_CONST, {.i64 = AVCOL_TRC_GAMMA22 }, INT_MIN, INT_MAX, VD, "apply_trc_type"}, | ||
2306 | { "gamma28", "BT.470 BG", 0, | ||
2307 | AV_OPT_TYPE_CONST, {.i64 = AVCOL_TRC_GAMMA28 }, INT_MIN, INT_MAX, VD, "apply_trc_type"}, | ||
2308 | { "smpte170m", "SMPTE 170 M", 0, | ||
2309 | AV_OPT_TYPE_CONST, {.i64 = AVCOL_TRC_SMPTE170M }, INT_MIN, INT_MAX, VD, "apply_trc_type"}, | ||
2310 | { "smpte240m", "SMPTE 240 M", 0, | ||
2311 | AV_OPT_TYPE_CONST, {.i64 = AVCOL_TRC_SMPTE240M }, INT_MIN, INT_MAX, VD, "apply_trc_type"}, | ||
2312 | { "linear", "Linear", 0, | ||
2313 | AV_OPT_TYPE_CONST, {.i64 = AVCOL_TRC_LINEAR }, INT_MIN, INT_MAX, VD, "apply_trc_type"}, | ||
2314 | { "log", "Log", 0, | ||
2315 | AV_OPT_TYPE_CONST, {.i64 = AVCOL_TRC_LOG }, INT_MIN, INT_MAX, VD, "apply_trc_type"}, | ||
2316 | { "log_sqrt", "Log square root", 0, | ||
2317 | AV_OPT_TYPE_CONST, {.i64 = AVCOL_TRC_LOG_SQRT }, INT_MIN, INT_MAX, VD, "apply_trc_type"}, | ||
2318 | { "iec61966_2_4", "IEC 61966-2-4", 0, | ||
2319 | AV_OPT_TYPE_CONST, {.i64 = AVCOL_TRC_IEC61966_2_4 }, INT_MIN, INT_MAX, VD, "apply_trc_type"}, | ||
2320 | { "bt1361", "BT.1361", 0, | ||
2321 | AV_OPT_TYPE_CONST, {.i64 = AVCOL_TRC_BT1361_ECG }, INT_MIN, INT_MAX, VD, "apply_trc_type"}, | ||
2322 | { "iec61966_2_1", "IEC 61966-2-1", 0, | ||
2323 | AV_OPT_TYPE_CONST, {.i64 = AVCOL_TRC_IEC61966_2_1 }, INT_MIN, INT_MAX, VD, "apply_trc_type"}, | ||
2324 | { "bt2020_10bit", "BT.2020 - 10 bit", 0, | ||
2325 | AV_OPT_TYPE_CONST, {.i64 = AVCOL_TRC_BT2020_10 }, INT_MIN, INT_MAX, VD, "apply_trc_type"}, | ||
2326 | { "bt2020_12bit", "BT.2020 - 12 bit", 0, | ||
2327 | AV_OPT_TYPE_CONST, {.i64 = AVCOL_TRC_BT2020_12 }, INT_MIN, INT_MAX, VD, "apply_trc_type"}, | ||
2328 | { "smpte2084", "SMPTE ST 2084", 0, | ||
2329 | AV_OPT_TYPE_CONST, {.i64 = AVCOL_TRC_SMPTEST2084 }, INT_MIN, INT_MAX, VD, "apply_trc_type"}, | ||
2330 | { "smpte428_1", "SMPTE ST 428-1", 0, | ||
2331 | AV_OPT_TYPE_CONST, {.i64 = AVCOL_TRC_SMPTEST428_1 }, INT_MIN, INT_MAX, VD, "apply_trc_type"}, | ||
2332 | |||
2333 | { NULL }, | ||
2334 | }; | ||
2335 | |||
2336 | static const AVClass exr_class = { | ||
2337 | .class_name = "EXR", | ||
2338 | .item_name = av_default_item_name, | ||
2339 | .option = options, | ||
2340 | .version = LIBAVUTIL_VERSION_INT, | ||
2341 | }; | ||
2342 | |||
2343 | const FFCodec ff_exr_decoder = { | ||
2344 | .p.name = "exr", | ||
2345 | .p.long_name = NULL_IF_CONFIG_SMALL("OpenEXR image"), | ||
2346 | .p.type = AVMEDIA_TYPE_VIDEO, | ||
2347 | .p.id = AV_CODEC_ID_EXR, | ||
2348 | .priv_data_size = sizeof(EXRContext), | ||
2349 | .init = decode_init, | ||
2350 | .close = decode_end, | ||
2351 | FF_CODEC_DECODE_CB(decode_frame), | ||
2352 | .p.capabilities = AV_CODEC_CAP_DR1 | AV_CODEC_CAP_FRAME_THREADS | | ||
2353 | AV_CODEC_CAP_SLICE_THREADS, | ||
2354 | .caps_internal = FF_CODEC_CAP_INIT_THREADSAFE, | ||
2355 | .p.priv_class = &exr_class, | ||
2356 | }; | ||
2357 |