Line | Branch | Exec | Source |
---|---|---|---|
1 | /* | ||
2 | * MJPEG decoder | ||
3 | * Copyright (c) 2000, 2001 Fabrice Bellard | ||
4 | * Copyright (c) 2003 Alex Beregszaszi | ||
5 | * Copyright (c) 2003-2004 Michael Niedermayer | ||
6 | * | ||
7 | * Support for external huffman table, various fixes (AVID workaround), | ||
8 | * aspecting, new decode_frame mechanism and apple mjpeg-b support | ||
9 | * by Alex Beregszaszi | ||
10 | * | ||
11 | * This file is part of FFmpeg. | ||
12 | * | ||
13 | * FFmpeg is free software; you can redistribute it and/or | ||
14 | * modify it under the terms of the GNU Lesser General Public | ||
15 | * License as published by the Free Software Foundation; either | ||
16 | * version 2.1 of the License, or (at your option) any later version. | ||
17 | * | ||
18 | * FFmpeg is distributed in the hope that it will be useful, | ||
19 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
20 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | ||
21 | * Lesser General Public License for more details. | ||
22 | * | ||
23 | * You should have received a copy of the GNU Lesser General Public | ||
24 | * License along with FFmpeg; if not, write to the Free Software | ||
25 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | ||
26 | */ | ||
27 | |||
28 | /** | ||
29 | * @file | ||
30 | * MJPEG decoder. | ||
31 | */ | ||
32 | |||
33 | #include "config_components.h" | ||
34 | |||
35 | #include "libavutil/attributes.h" | ||
36 | #include "libavutil/emms.h" | ||
37 | #include "libavutil/imgutils.h" | ||
38 | #include "libavutil/avassert.h" | ||
39 | #include "libavutil/mem.h" | ||
40 | #include "libavutil/opt.h" | ||
41 | #include "avcodec.h" | ||
42 | #include "blockdsp.h" | ||
43 | #include "codec_internal.h" | ||
44 | #include "copy_block.h" | ||
45 | #include "decode.h" | ||
46 | #include "exif.h" | ||
47 | #include "hwaccel_internal.h" | ||
48 | #include "hwconfig.h" | ||
49 | #include "idctdsp.h" | ||
50 | #include "internal.h" | ||
51 | #include "jpegtables.h" | ||
52 | #include "mjpeg.h" | ||
53 | #include "mjpegdec.h" | ||
54 | #include "jpeglsdec.h" | ||
55 | #include "profiles.h" | ||
56 | #include "put_bits.h" | ||
57 | |||
58 | |||
59 | 236 | static int init_default_huffman_tables(MJpegDecodeContext *s) | |
60 | { | ||
61 | static const struct { | ||
62 | int class; | ||
63 | int index; | ||
64 | const uint8_t *bits; | ||
65 | const uint8_t *values; | ||
66 | int length; | ||
67 | } ht[] = { | ||
68 | { 0, 0, ff_mjpeg_bits_dc_luminance, | ||
69 | ff_mjpeg_val_dc, 12 }, | ||
70 | { 0, 1, ff_mjpeg_bits_dc_chrominance, | ||
71 | ff_mjpeg_val_dc, 12 }, | ||
72 | { 1, 0, ff_mjpeg_bits_ac_luminance, | ||
73 | ff_mjpeg_val_ac_luminance, 162 }, | ||
74 | { 1, 1, ff_mjpeg_bits_ac_chrominance, | ||
75 | ff_mjpeg_val_ac_chrominance, 162 }, | ||
76 | { 2, 0, ff_mjpeg_bits_ac_luminance, | ||
77 | ff_mjpeg_val_ac_luminance, 162 }, | ||
78 | { 2, 1, ff_mjpeg_bits_ac_chrominance, | ||
79 | ff_mjpeg_val_ac_chrominance, 162 }, | ||
80 | }; | ||
81 | int i, ret; | ||
82 | |||
83 |
2/2✓ Branch 0 taken 1416 times.
✓ Branch 1 taken 236 times.
|
1652 | for (i = 0; i < FF_ARRAY_ELEMS(ht); i++) { |
84 | 1416 | ff_vlc_free(&s->vlcs[ht[i].class][ht[i].index]); | |
85 | 1416 | ret = ff_mjpeg_build_vlc(&s->vlcs[ht[i].class][ht[i].index], | |
86 | 1416 | ht[i].bits, ht[i].values, | |
87 | 1416 | ht[i].class == 1, s->avctx); | |
88 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 1416 times.
|
1416 | if (ret < 0) |
89 | ✗ | return ret; | |
90 | |||
91 |
2/2✓ Branch 0 taken 944 times.
✓ Branch 1 taken 472 times.
|
1416 | if (ht[i].class < 2) { |
92 | 944 | memcpy(s->raw_huffman_lengths[ht[i].class][ht[i].index], | |
93 | 944 | ht[i].bits + 1, 16); | |
94 | 944 | memcpy(s->raw_huffman_values[ht[i].class][ht[i].index], | |
95 | 944 | ht[i].values, ht[i].length); | |
96 | } | ||
97 | } | ||
98 | |||
99 | 236 | return 0; | |
100 | } | ||
101 | |||
102 | 11 | static void parse_avid(MJpegDecodeContext *s, uint8_t *buf, int len) | |
103 | { | ||
104 | 11 | s->buggy_avid = 1; | |
105 |
2/4✓ Branch 0 taken 11 times.
✗ Branch 1 not taken.
✓ Branch 2 taken 11 times.
✗ Branch 3 not taken.
|
11 | if (len > 14 && buf[12] == 1) /* 1 - NTSC */ |
106 | 11 | s->interlace_polarity = 1; | |
107 |
2/4✓ Branch 0 taken 11 times.
✗ Branch 1 not taken.
✗ Branch 2 not taken.
✓ Branch 3 taken 11 times.
|
11 | if (len > 14 && buf[12] == 2) /* 2 - PAL */ |
108 | ✗ | s->interlace_polarity = 0; | |
109 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 11 times.
|
11 | if (s->avctx->debug & FF_DEBUG_PICT_INFO) |
110 | ✗ | av_log(s->avctx, AV_LOG_INFO, "AVID: len:%d %d\n", len, len > 14 ? buf[12] : -1); | |
111 | 11 | } | |
112 | |||
113 | 354 | static void init_idct(AVCodecContext *avctx) | |
114 | { | ||
115 | 354 | MJpegDecodeContext *s = avctx->priv_data; | |
116 | |||
117 | 354 | ff_idctdsp_init(&s->idsp, avctx); | |
118 | 354 | ff_permute_scantable(s->permutated_scantable, ff_zigzag_direct, | |
119 | 354 | s->idsp.idct_permutation); | |
120 | 354 | } | |
121 | |||
122 | 236 | av_cold int ff_mjpeg_decode_init(AVCodecContext *avctx) | |
123 | { | ||
124 | 236 | MJpegDecodeContext *s = avctx->priv_data; | |
125 | int ret; | ||
126 | |||
127 |
2/2✓ Branch 0 taken 234 times.
✓ Branch 1 taken 2 times.
|
236 | if (!s->picture_ptr) { |
128 | 234 | s->picture = av_frame_alloc(); | |
129 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 234 times.
|
234 | if (!s->picture) |
130 | ✗ | return AVERROR(ENOMEM); | |
131 | 234 | s->picture_ptr = s->picture; | |
132 | } | ||
133 | |||
134 | 236 | s->avctx = avctx; | |
135 | 236 | ff_blockdsp_init(&s->bdsp); | |
136 | 236 | init_idct(avctx); | |
137 | 236 | s->buffer_size = 0; | |
138 | 236 | s->buffer = NULL; | |
139 | 236 | s->start_code = -1; | |
140 | 236 | s->first_picture = 1; | |
141 | 236 | s->got_picture = 0; | |
142 | 236 | s->orig_height = avctx->coded_height; | |
143 | 236 | avctx->chroma_sample_location = AVCHROMA_LOC_CENTER; | |
144 | 236 | avctx->colorspace = AVCOL_SPC_BT470BG; | |
145 | 236 | s->hwaccel_pix_fmt = s->hwaccel_sw_pix_fmt = AV_PIX_FMT_NONE; | |
146 | |||
147 |
1/2✗ Branch 1 not taken.
✓ Branch 2 taken 236 times.
|
236 | if ((ret = init_default_huffman_tables(s)) < 0) |
148 | ✗ | return ret; | |
149 | |||
150 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 236 times.
|
236 | if (s->extern_huff) { |
151 | ✗ | av_log(avctx, AV_LOG_INFO, "using external huffman table\n"); | |
152 | ✗ | if ((ret = init_get_bits(&s->gb, avctx->extradata, avctx->extradata_size * 8)) < 0) | |
153 | ✗ | return ret; | |
154 | ✗ | if (ff_mjpeg_decode_dht(s)) { | |
155 | ✗ | av_log(avctx, AV_LOG_ERROR, | |
156 | "error using external huffman table, switching back to internal\n"); | ||
157 | ✗ | if ((ret = init_default_huffman_tables(s)) < 0) | |
158 | ✗ | return ret; | |
159 | } | ||
160 | } | ||
161 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 236 times.
|
236 | if (avctx->field_order == AV_FIELD_BB) { /* quicktime icefloe 019 */ |
162 | ✗ | s->interlace_polarity = 1; /* bottom field first */ | |
163 | ✗ | av_log(avctx, AV_LOG_DEBUG, "bottom field first\n"); | |
164 |
2/2✓ Branch 0 taken 234 times.
✓ Branch 1 taken 2 times.
|
236 | } else if (avctx->field_order == AV_FIELD_UNKNOWN) { |
165 |
2/2✓ Branch 0 taken 51 times.
✓ Branch 1 taken 183 times.
|
234 | if (avctx->codec_tag == AV_RL32("MJPG")) |
166 | 51 | s->interlace_polarity = 1; | |
167 | } | ||
168 | |||
169 |
2/2✓ Branch 0 taken 2 times.
✓ Branch 1 taken 234 times.
|
236 | if (avctx->codec_id == AV_CODEC_ID_SMVJPEG) { |
170 |
1/2✓ Branch 0 taken 2 times.
✗ Branch 1 not taken.
|
2 | if (avctx->extradata_size >= 4) |
171 | 2 | s->smv_frames_per_jpeg = AV_RL32(avctx->extradata); | |
172 | |||
173 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 2 times.
|
2 | if (s->smv_frames_per_jpeg <= 0) { |
174 | ✗ | av_log(avctx, AV_LOG_ERROR, "Invalid number of frames per jpeg.\n"); | |
175 | ✗ | return AVERROR_INVALIDDATA; | |
176 | } | ||
177 | |||
178 | 2 | s->smv_frame = av_frame_alloc(); | |
179 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 2 times.
|
2 | if (!s->smv_frame) |
180 | ✗ | return AVERROR(ENOMEM); | |
181 |
2/2✓ Branch 0 taken 2 times.
✓ Branch 1 taken 232 times.
|
234 | } else if (avctx->extradata_size > 8 |
182 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 2 times.
|
2 | && AV_RL32(avctx->extradata) == 0x2C |
183 | ✗ | && AV_RL32(avctx->extradata+4) == 0x18) { | |
184 | ✗ | parse_avid(s, avctx->extradata, avctx->extradata_size); | |
185 | } | ||
186 | |||
187 |
2/2✓ Branch 0 taken 11 times.
✓ Branch 1 taken 225 times.
|
236 | if (avctx->codec->id == AV_CODEC_ID_AMV) |
188 | 11 | s->flipped = 1; | |
189 | |||
190 | 236 | return 0; | |
191 | } | ||
192 | |||
193 | |||
194 | /* quantize tables */ | ||
195 | 2611 | int ff_mjpeg_decode_dqt(MJpegDecodeContext *s) | |
196 | { | ||
197 | int len, index, i; | ||
198 | |||
199 | 2611 | len = get_bits(&s->gb, 16) - 2; | |
200 | |||
201 |
1/2✗ Branch 1 not taken.
✓ Branch 2 taken 2611 times.
|
2611 | if (8*len > get_bits_left(&s->gb)) { |
202 | ✗ | av_log(s->avctx, AV_LOG_ERROR, "dqt: len %d is too large\n", len); | |
203 | ✗ | return AVERROR_INVALIDDATA; | |
204 | } | ||
205 | |||
206 |
2/2✓ Branch 0 taken 3144 times.
✓ Branch 1 taken 2611 times.
|
5755 | while (len >= 65) { |
207 | 3144 | int pr = get_bits(&s->gb, 4); | |
208 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 3144 times.
|
3144 | if (pr > 1) { |
209 | ✗ | av_log(s->avctx, AV_LOG_ERROR, "dqt: invalid precision\n"); | |
210 | ✗ | return AVERROR_INVALIDDATA; | |
211 | } | ||
212 | 3144 | index = get_bits(&s->gb, 4); | |
213 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 3144 times.
|
3144 | if (index >= 4) |
214 | ✗ | return -1; | |
215 | 3144 | av_log(s->avctx, AV_LOG_DEBUG, "index=%d\n", index); | |
216 | /* read quant table */ | ||
217 |
2/2✓ Branch 0 taken 201216 times.
✓ Branch 1 taken 3144 times.
|
204360 | for (i = 0; i < 64; i++) { |
218 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 201216 times.
|
201216 | s->quant_matrixes[index][i] = get_bits(&s->gb, pr ? 16 : 8); |
219 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 201216 times.
|
201216 | if (s->quant_matrixes[index][i] == 0) { |
220 | ✗ | int log_level = s->avctx->err_recognition & AV_EF_EXPLODE ? AV_LOG_ERROR : AV_LOG_WARNING; | |
221 | ✗ | av_log(s->avctx, log_level, "dqt: 0 quant value\n"); | |
222 | ✗ | if (s->avctx->err_recognition & AV_EF_EXPLODE) | |
223 | ✗ | return AVERROR_INVALIDDATA; | |
224 | } | ||
225 | } | ||
226 | |||
227 | // XXX FIXME fine-tune, and perhaps add dc too | ||
228 | 3144 | s->qscale[index] = FFMAX(s->quant_matrixes[index][1], | |
229 | 3144 | s->quant_matrixes[index][8]) >> 1; | |
230 | 3144 | av_log(s->avctx, AV_LOG_DEBUG, "qscale[%d]: %d\n", | |
231 | index, s->qscale[index]); | ||
232 | 3144 | len -= 1 + 64 * (1+pr); | |
233 | } | ||
234 | 2611 | return 0; | |
235 | } | ||
236 | |||
237 | /* decode huffman tables and build VLC decoders */ | ||
238 | 2627 | int ff_mjpeg_decode_dht(MJpegDecodeContext *s) | |
239 | { | ||
240 | int len, index, i, class, n, v; | ||
241 | uint8_t bits_table[17]; | ||
242 | uint8_t val_table[256]; | ||
243 | 2627 | int ret = 0; | |
244 | |||
245 | 2627 | len = get_bits(&s->gb, 16) - 2; | |
246 | |||
247 |
1/2✗ Branch 1 not taken.
✓ Branch 2 taken 2627 times.
|
2627 | if (8*len > get_bits_left(&s->gb)) { |
248 | ✗ | av_log(s->avctx, AV_LOG_ERROR, "dht: len %d is too large\n", len); | |
249 | ✗ | return AVERROR_INVALIDDATA; | |
250 | } | ||
251 | |||
252 |
2/2✓ Branch 0 taken 9243 times.
✓ Branch 1 taken 2627 times.
|
11870 | while (len > 0) { |
253 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 9243 times.
|
9243 | if (len < 17) |
254 | ✗ | return AVERROR_INVALIDDATA; | |
255 | 9243 | class = get_bits(&s->gb, 4); | |
256 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 9243 times.
|
9243 | if (class >= 2) |
257 | ✗ | return AVERROR_INVALIDDATA; | |
258 | 9243 | index = get_bits(&s->gb, 4); | |
259 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 9243 times.
|
9243 | if (index >= 4) |
260 | ✗ | return AVERROR_INVALIDDATA; | |
261 | 9243 | n = 0; | |
262 |
2/2✓ Branch 0 taken 147888 times.
✓ Branch 1 taken 9243 times.
|
157131 | for (i = 1; i <= 16; i++) { |
263 | 147888 | bits_table[i] = get_bits(&s->gb, 8); | |
264 | 147888 | n += bits_table[i]; | |
265 | } | ||
266 | 9243 | len -= 17; | |
267 |
2/4✓ Branch 0 taken 9243 times.
✗ Branch 1 not taken.
✗ Branch 2 not taken.
✓ Branch 3 taken 9243 times.
|
9243 | if (len < n || n > 256) |
268 | ✗ | return AVERROR_INVALIDDATA; | |
269 | |||
270 |
2/2✓ Branch 0 taken 557617 times.
✓ Branch 1 taken 9243 times.
|
566860 | for (i = 0; i < n; i++) { |
271 | 557617 | v = get_bits(&s->gb, 8); | |
272 | 557617 | val_table[i] = v; | |
273 | } | ||
274 | 9243 | len -= n; | |
275 | |||
276 | /* build VLC and flush previous vlc if present */ | ||
277 | 9243 | ff_vlc_free(&s->vlcs[class][index]); | |
278 | 9243 | av_log(s->avctx, AV_LOG_DEBUG, "class=%d index=%d nb_codes=%d\n", | |
279 | class, index, n); | ||
280 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 9243 times.
|
9243 | if ((ret = ff_mjpeg_build_vlc(&s->vlcs[class][index], bits_table, |
281 | 9243 | val_table, class > 0, s->avctx)) < 0) | |
282 | ✗ | return ret; | |
283 | |||
284 |
2/2✓ Branch 0 taken 4641 times.
✓ Branch 1 taken 4602 times.
|
9243 | if (class > 0) { |
285 | 4641 | ff_vlc_free(&s->vlcs[2][index]); | |
286 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 4641 times.
|
4641 | if ((ret = ff_mjpeg_build_vlc(&s->vlcs[2][index], bits_table, |
287 | 4641 | val_table, 0, s->avctx)) < 0) | |
288 | ✗ | return ret; | |
289 | } | ||
290 | |||
291 |
2/2✓ Branch 0 taken 147888 times.
✓ Branch 1 taken 9243 times.
|
157131 | for (i = 0; i < 16; i++) |
292 | 147888 | s->raw_huffman_lengths[class][index][i] = bits_table[i + 1]; | |
293 |
2/2✓ Branch 0 taken 2366208 times.
✓ Branch 1 taken 9243 times.
|
2375451 | for (i = 0; i < 256; i++) |
294 | 2366208 | s->raw_huffman_values[class][index][i] = val_table[i]; | |
295 | } | ||
296 | 2627 | return 0; | |
297 | } | ||
298 | |||
299 | 2634 | int ff_mjpeg_decode_sof(MJpegDecodeContext *s) | |
300 | { | ||
301 | int len, nb_components, i, width, height, bits, ret, size_change; | ||
302 | unsigned pix_fmt_id; | ||
303 | 2634 | int h_count[MAX_COMPONENTS] = { 0 }; | |
304 | 2634 | int v_count[MAX_COMPONENTS] = { 0 }; | |
305 | |||
306 | 2634 | s->cur_scan = 0; | |
307 | 2634 | memset(s->upscale_h, 0, sizeof(s->upscale_h)); | |
308 | 2634 | memset(s->upscale_v, 0, sizeof(s->upscale_v)); | |
309 | |||
310 | 2634 | len = get_bits(&s->gb, 16); | |
311 | 2634 | bits = get_bits(&s->gb, 8); | |
312 | |||
313 |
2/4✓ Branch 0 taken 2634 times.
✗ Branch 1 not taken.
✗ Branch 2 not taken.
✓ Branch 3 taken 2634 times.
|
2634 | if (bits > 16 || bits < 1) { |
314 | ✗ | av_log(s->avctx, AV_LOG_ERROR, "bits %d is invalid\n", bits); | |
315 | ✗ | return AVERROR_INVALIDDATA; | |
316 | } | ||
317 | |||
318 |
2/2✓ Branch 0 taken 118 times.
✓ Branch 1 taken 2516 times.
|
2634 | if (s->avctx->bits_per_raw_sample != bits) { |
319 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 118 times.
|
118 | av_log(s->avctx, s->avctx->bits_per_raw_sample > 0 ? AV_LOG_INFO : AV_LOG_DEBUG, "Changing bps from %d to %d\n", s->avctx->bits_per_raw_sample, bits); |
320 | 118 | s->avctx->bits_per_raw_sample = bits; | |
321 | 118 | init_idct(s->avctx); | |
322 | } | ||
323 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 2634 times.
|
2634 | if (s->pegasus_rct) |
324 | ✗ | bits = 9; | |
325 |
1/4✗ Branch 0 not taken.
✓ Branch 1 taken 2634 times.
✗ Branch 2 not taken.
✗ Branch 3 not taken.
|
2634 | if (bits == 9 && !s->pegasus_rct) |
326 | ✗ | s->rct = 1; // FIXME ugly | |
327 | |||
328 |
3/4✓ Branch 0 taken 426 times.
✓ Branch 1 taken 2208 times.
✗ Branch 2 not taken.
✓ Branch 3 taken 426 times.
|
2634 | if(s->lossless && s->avctx->lowres){ |
329 | ✗ | av_log(s->avctx, AV_LOG_ERROR, "lowres is not possible with lossless jpeg\n"); | |
330 | ✗ | return -1; | |
331 | } | ||
332 | |||
333 | 2634 | height = get_bits(&s->gb, 16); | |
334 | 2634 | width = get_bits(&s->gb, 16); | |
335 | |||
336 | // HACK for odd_height.mov | ||
337 |
4/6✓ Branch 0 taken 30 times.
✓ Branch 1 taken 2604 times.
✓ Branch 2 taken 30 times.
✗ Branch 3 not taken.
✗ Branch 4 not taken.
✓ Branch 5 taken 30 times.
|
2634 | if (s->interlaced && s->width == width && s->height == height + 1) |
338 | ✗ | height= s->height; | |
339 | |||
340 | 2634 | av_log(s->avctx, AV_LOG_DEBUG, "sof0: picture: %dx%d\n", width, height); | |
341 |
1/2✗ Branch 1 not taken.
✓ Branch 2 taken 2634 times.
|
2634 | if (av_image_check_size(width, height, 0, s->avctx) < 0) |
342 | ✗ | return AVERROR_INVALIDDATA; | |
343 | |||
344 | // A valid frame requires at least 1 bit for DC + 1 bit for AC for each 8x8 block. | ||
345 |
3/4✓ Branch 0 taken 2632 times.
✓ Branch 1 taken 2 times.
✗ Branch 2 not taken.
✓ Branch 3 taken 2632 times.
|
2634 | if (s->buf_size && (width + 7) / 8 * ((height + 7) / 8) > s->buf_size * 4LL) |
346 | ✗ | return AVERROR_INVALIDDATA; | |
347 | |||
348 | 2634 | nb_components = get_bits(&s->gb, 8); | |
349 |
2/4✓ Branch 0 taken 2634 times.
✗ Branch 1 not taken.
✗ Branch 2 not taken.
✓ Branch 3 taken 2634 times.
|
2634 | if (nb_components <= 0 || |
350 | nb_components > MAX_COMPONENTS) | ||
351 | ✗ | return -1; | |
352 |
4/4✓ Branch 0 taken 30 times.
✓ Branch 1 taken 2604 times.
✓ Branch 2 taken 19 times.
✓ Branch 3 taken 11 times.
|
2634 | if (s->interlaced && (s->bottom_field == !s->interlace_polarity)) { |
353 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 19 times.
|
19 | if (nb_components != s->nb_components) { |
354 | ✗ | av_log(s->avctx, AV_LOG_ERROR, | |
355 | "nb_components changing in interlaced picture\n"); | ||
356 | ✗ | return AVERROR_INVALIDDATA; | |
357 | } | ||
358 | } | ||
359 |
3/6✓ Branch 0 taken 221 times.
✓ Branch 1 taken 2413 times.
✗ Branch 2 not taken.
✓ Branch 3 taken 221 times.
✗ Branch 4 not taken.
✗ Branch 5 not taken.
|
2634 | if (s->ls && !(bits <= 8 || nb_components == 1)) { |
360 | ✗ | avpriv_report_missing_feature(s->avctx, | |
361 | "JPEG-LS that is not <= 8 " | ||
362 | "bits/component or 16-bit gray"); | ||
363 | ✗ | return AVERROR_PATCHWELCOME; | |
364 | } | ||
365 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 2634 times.
|
2634 | if (len != 8 + 3 * nb_components) { |
366 | ✗ | av_log(s->avctx, AV_LOG_ERROR, "decode_sof0: error, len(%d) mismatch %d components\n", len, nb_components); | |
367 | ✗ | return AVERROR_INVALIDDATA; | |
368 | } | ||
369 | |||
370 | 2634 | s->nb_components = nb_components; | |
371 | 2634 | s->h_max = 1; | |
372 | 2634 | s->v_max = 1; | |
373 |
2/2✓ Branch 0 taken 7866 times.
✓ Branch 1 taken 2634 times.
|
10500 | for (i = 0; i < nb_components; i++) { |
374 | /* component id */ | ||
375 | 7866 | s->component_id[i] = get_bits(&s->gb, 8); | |
376 | 7866 | h_count[i] = get_bits(&s->gb, 4); | |
377 | 7866 | v_count[i] = get_bits(&s->gb, 4); | |
378 | /* compute hmax and vmax (only used in interleaved case) */ | ||
379 |
2/2✓ Branch 0 taken 2191 times.
✓ Branch 1 taken 5675 times.
|
7866 | if (h_count[i] > s->h_max) |
380 | 2191 | s->h_max = h_count[i]; | |
381 |
2/2✓ Branch 0 taken 2331 times.
✓ Branch 1 taken 5535 times.
|
7866 | if (v_count[i] > s->v_max) |
382 | 2331 | s->v_max = v_count[i]; | |
383 | 7866 | s->quant_index[i] = get_bits(&s->gb, 8); | |
384 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 7866 times.
|
7866 | if (s->quant_index[i] >= 4) { |
385 | ✗ | av_log(s->avctx, AV_LOG_ERROR, "quant_index is invalid\n"); | |
386 | ✗ | return AVERROR_INVALIDDATA; | |
387 | } | ||
388 |
2/4✓ Branch 0 taken 7866 times.
✗ Branch 1 not taken.
✗ Branch 2 not taken.
✓ Branch 3 taken 7866 times.
|
7866 | if (!h_count[i] || !v_count[i]) { |
389 | ✗ | av_log(s->avctx, AV_LOG_ERROR, | |
390 | "Invalid sampling factor in component %d %d:%d\n", | ||
391 | i, h_count[i], v_count[i]); | ||
392 | ✗ | return AVERROR_INVALIDDATA; | |
393 | } | ||
394 | |||
395 | 7866 | av_log(s->avctx, AV_LOG_DEBUG, "component %d %d:%d id: %d quant:%d\n", | |
396 | i, h_count[i], v_count[i], | ||
397 | s->component_id[i], s->quant_index[i]); | ||
398 | } | ||
399 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 2634 times.
|
2634 | if ( nb_components == 4 |
400 | ✗ | && s->component_id[0] == 'C' | |
401 | ✗ | && s->component_id[1] == 'M' | |
402 | ✗ | && s->component_id[2] == 'Y' | |
403 | ✗ | && s->component_id[3] == 'K') | |
404 | ✗ | s->adobe_transform = 0; | |
405 | |||
406 |
4/6✓ Branch 0 taken 221 times.
✓ Branch 1 taken 2413 times.
✓ Branch 2 taken 221 times.
✗ Branch 3 not taken.
✗ Branch 4 not taken.
✓ Branch 5 taken 221 times.
|
2634 | if (s->ls && (s->h_max > 1 || s->v_max > 1)) { |
407 | ✗ | avpriv_report_missing_feature(s->avctx, "Subsampling in JPEG-LS"); | |
408 | ✗ | return AVERROR_PATCHWELCOME; | |
409 | } | ||
410 | |||
411 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 2634 times.
|
2634 | if (s->bayer) { |
412 | ✗ | if (nb_components == 2) { | |
413 | /* Bayer images embedded in DNGs can contain 2 interleaved components and the | ||
414 | width stored in their SOF3 markers is the width of each one. We only output | ||
415 | a single component, therefore we need to adjust the output image width. We | ||
416 | handle the deinterleaving (but not the debayering) in this file. */ | ||
417 | ✗ | width *= 2; | |
418 | } | ||
419 | /* They can also contain 1 component, which is double the width and half the height | ||
420 | of the final image (rows are interleaved). We don't handle the decoding in this | ||
421 | file, but leave that to the TIFF/DNG decoder. */ | ||
422 | } | ||
423 | |||
424 | /* if different size, realloc/alloc picture */ | ||
425 |
5/6✓ Branch 0 taken 2242 times.
✓ Branch 1 taken 392 times.
✓ Branch 2 taken 2236 times.
✓ Branch 3 taken 6 times.
✓ Branch 4 taken 2236 times.
✗ Branch 5 not taken.
|
2634 | if (width != s->width || height != s->height || bits != s->bits || |
426 |
1/2✓ Branch 0 taken 2236 times.
✗ Branch 1 not taken.
|
2236 | memcmp(s->h_count, h_count, sizeof(h_count)) || |
427 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 2236 times.
|
2236 | memcmp(s->v_count, v_count, sizeof(v_count))) { |
428 | 398 | size_change = 1; | |
429 | |||
430 | 398 | s->width = width; | |
431 | 398 | s->height = height; | |
432 | 398 | s->bits = bits; | |
433 | 398 | memcpy(s->h_count, h_count, sizeof(h_count)); | |
434 | 398 | memcpy(s->v_count, v_count, sizeof(v_count)); | |
435 | 398 | s->interlaced = 0; | |
436 | 398 | s->got_picture = 0; | |
437 | |||
438 | /* test interlaced mode */ | ||
439 |
2/2✓ Branch 0 taken 195 times.
✓ Branch 1 taken 203 times.
|
398 | if (s->first_picture && |
440 |
1/4✗ Branch 0 not taken.
✓ Branch 1 taken 195 times.
✗ Branch 2 not taken.
✗ Branch 3 not taken.
|
195 | (s->multiscope != 2 || s->avctx->pkt_timebase.den >= 25 * s->avctx->pkt_timebase.num) && |
441 |
2/2✓ Branch 0 taken 145 times.
✓ Branch 1 taken 50 times.
|
195 | s->orig_height != 0 && |
442 |
2/2✓ Branch 0 taken 9 times.
✓ Branch 1 taken 136 times.
|
145 | s->height < ((s->orig_height * 3) / 4)) { |
443 | 9 | s->interlaced = 1; | |
444 | 9 | s->bottom_field = s->interlace_polarity; | |
445 | 9 | s->picture_ptr->flags |= AV_FRAME_FLAG_INTERLACED; | |
446 |
2/2✓ Branch 0 taken 7 times.
✓ Branch 1 taken 2 times.
|
9 | s->picture_ptr->flags |= AV_FRAME_FLAG_TOP_FIELD_FIRST * !s->interlace_polarity; |
447 | 9 | height *= 2; | |
448 | } | ||
449 | |||
450 | 398 | ret = ff_set_dimensions(s->avctx, width, height); | |
451 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 398 times.
|
398 | if (ret < 0) |
452 | ✗ | return ret; | |
453 | |||
454 |
2/2✓ Branch 0 taken 396 times.
✓ Branch 1 taken 2 times.
|
398 | if (s->avctx->codec_id != AV_CODEC_ID_SMVJPEG && |
455 |
1/2✓ Branch 0 taken 396 times.
✗ Branch 1 not taken.
|
396 | (s->avctx->codec_tag == MKTAG('A', 'V', 'R', 'n') || |
456 |
2/2✓ Branch 0 taken 2 times.
✓ Branch 1 taken 394 times.
|
396 | s->avctx->codec_tag == MKTAG('A', 'V', 'D', 'J')) && |
457 |
1/2✓ Branch 0 taken 2 times.
✗ Branch 1 not taken.
|
2 | s->orig_height < height) |
458 | 2 | s->avctx->height = AV_CEIL_RSHIFT(s->orig_height, s->avctx->lowres); | |
459 | |||
460 | 398 | s->first_picture = 0; | |
461 | } else { | ||
462 | 2236 | size_change = 0; | |
463 | } | ||
464 | |||
465 |
2/2✓ Branch 0 taken 3 times.
✓ Branch 1 taken 2631 times.
|
2634 | if (s->avctx->codec_id == AV_CODEC_ID_SMVJPEG) { |
466 | 3 | s->avctx->height = s->avctx->coded_height / s->smv_frames_per_jpeg; | |
467 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 3 times.
|
3 | if (s->avctx->height <= 0) |
468 | ✗ | return AVERROR_INVALIDDATA; | |
469 | } | ||
470 |
1/4✗ Branch 0 not taken.
✓ Branch 1 taken 2634 times.
✗ Branch 2 not taken.
✗ Branch 3 not taken.
|
2634 | if (s->bayer && s->progressive) { |
471 | ✗ | avpriv_request_sample(s->avctx, "progressively coded bayer picture"); | |
472 | ✗ | return AVERROR_INVALIDDATA; | |
473 | } | ||
474 | |||
475 |
5/6✓ Branch 0 taken 27 times.
✓ Branch 1 taken 2607 times.
✓ Branch 2 taken 19 times.
✓ Branch 3 taken 8 times.
✓ Branch 4 taken 19 times.
✗ Branch 5 not taken.
|
2634 | if (s->got_picture && s->interlaced && (s->bottom_field == !s->interlace_polarity)) { |
476 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 19 times.
|
19 | if (s->progressive) { |
477 | ✗ | avpriv_request_sample(s->avctx, "progressively coded interlaced picture"); | |
478 | ✗ | return AVERROR_INVALIDDATA; | |
479 | } | ||
480 | } else { | ||
481 |
9/10✓ Branch 0 taken 284 times.
✓ Branch 1 taken 2331 times.
✓ Branch 2 taken 235 times.
✓ Branch 3 taken 49 times.
✓ Branch 4 taken 221 times.
✓ Branch 5 taken 14 times.
✓ Branch 6 taken 16 times.
✓ Branch 7 taken 205 times.
✗ Branch 8 not taken.
✓ Branch 9 taken 16 times.
|
2615 | if (s->v_max == 1 && s->h_max == 1 && s->lossless==1 && (nb_components==3 || nb_components==4)) |
482 | 205 | s->rgb = 1; | |
483 |
2/2✓ Branch 0 taken 2189 times.
✓ Branch 1 taken 221 times.
|
2410 | else if (!s->lossless) |
484 | 2189 | s->rgb = 0; | |
485 | /* XXX: not complete test ! */ | ||
486 | 2615 | pix_fmt_id = ((unsigned)s->h_count[0] << 28) | (s->v_count[0] << 24) | | |
487 | 2615 | (s->h_count[1] << 20) | (s->v_count[1] << 16) | | |
488 | 2615 | (s->h_count[2] << 12) | (s->v_count[2] << 8) | | |
489 | 2615 | (s->h_count[3] << 4) | s->v_count[3]; | |
490 | 2615 | av_log(s->avctx, AV_LOG_DEBUG, "pix fmt id %x\n", pix_fmt_id); | |
491 | /* NOTE we do not allocate pictures large enough for the possible | ||
492 | * padding of h/v_count being 4 */ | ||
493 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 2615 times.
|
2615 | if (!(pix_fmt_id & 0xD0D0D0D0)) |
494 | ✗ | pix_fmt_id -= (pix_fmt_id & 0xF0F0F0F0) >> 1; | |
495 |
2/2✓ Branch 0 taken 412 times.
✓ Branch 1 taken 2203 times.
|
2615 | if (!(pix_fmt_id & 0x0D0D0D0D)) |
496 | 412 | pix_fmt_id -= (pix_fmt_id & 0x0F0F0F0F) >> 1; | |
497 | |||
498 |
2/2✓ Branch 0 taken 20920 times.
✓ Branch 1 taken 2615 times.
|
23535 | for (i = 0; i < 8; i++) { |
499 | 20920 | int j = 6 + (i&1) - (i&6); | |
500 | 20920 | int is = (pix_fmt_id >> (4*i)) & 0xF; | |
501 | 20920 | int js = (pix_fmt_id >> (4*j)) & 0xF; | |
502 | |||
503 |
7/8✓ Branch 0 taken 11517 times.
✓ Branch 1 taken 9403 times.
✓ Branch 2 taken 11509 times.
✓ Branch 3 taken 8 times.
✓ Branch 4 taken 11509 times.
✗ Branch 5 not taken.
✓ Branch 6 taken 1143 times.
✓ Branch 7 taken 10366 times.
|
20920 | if (is == 1 && js != 2 && (i < 2 || i > 5)) |
504 | 1143 | js = (pix_fmt_id >> ( 8 + 4*(i&1))) & 0xF; | |
505 |
7/8✓ Branch 0 taken 11517 times.
✓ Branch 1 taken 9403 times.
✓ Branch 2 taken 11507 times.
✓ Branch 3 taken 10 times.
✓ Branch 4 taken 11507 times.
✗ Branch 5 not taken.
✓ Branch 6 taken 1141 times.
✓ Branch 7 taken 10366 times.
|
20920 | if (is == 1 && js != 2 && (i < 2 || i > 5)) |
506 | 1141 | js = (pix_fmt_id >> (16 + 4*(i&1))) & 0xF; | |
507 | |||
508 |
4/4✓ Branch 0 taken 11517 times.
✓ Branch 1 taken 9403 times.
✓ Branch 2 taken 10 times.
✓ Branch 3 taken 11507 times.
|
20920 | if (is == 1 && js == 2) { |
509 |
2/2✓ Branch 0 taken 8 times.
✓ Branch 1 taken 2 times.
|
10 | if (i & 1) s->upscale_h[j/2] = 1; |
510 | 2 | else s->upscale_v[j/2] = 1; | |
511 | } | ||
512 | } | ||
513 | |||
514 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 2615 times.
|
2615 | if (s->bayer) { |
515 | ✗ | if (pix_fmt_id != 0x11110000 && pix_fmt_id != 0x11000000) | |
516 | ✗ | goto unk_pixfmt; | |
517 | } | ||
518 | |||
519 |
9/15✗ Branch 0 not taken.
✓ Branch 1 taken 425 times.
✗ Branch 2 not taken.
✓ Branch 3 taken 2 times.
✗ Branch 4 not taken.
✓ Branch 5 taken 4 times.
✓ Branch 6 taken 18 times.
✗ Branch 7 not taken.
✓ Branch 8 taken 243 times.
✓ Branch 9 taken 2 times.
✓ Branch 10 taken 2 times.
✓ Branch 11 taken 2 times.
✓ Branch 12 taken 1917 times.
✗ Branch 13 not taken.
✗ Branch 14 not taken.
|
2615 | switch (pix_fmt_id) { |
520 | ✗ | case 0x11110000: /* for bayer-encoded huffman lossless JPEGs embedded in DNGs */ | |
521 | ✗ | if (!s->bayer) | |
522 | ✗ | goto unk_pixfmt; | |
523 | ✗ | s->avctx->pix_fmt = AV_PIX_FMT_GRAY16LE; | |
524 | ✗ | break; | |
525 | 425 | case 0x11111100: | |
526 |
2/2✓ Branch 0 taken 205 times.
✓ Branch 1 taken 220 times.
|
425 | if (s->rgb) |
527 |
1/2✓ Branch 0 taken 205 times.
✗ Branch 1 not taken.
|
205 | s->avctx->pix_fmt = s->bits <= 9 ? AV_PIX_FMT_BGR24 : AV_PIX_FMT_BGR48; |
528 | else { | ||
529 |
2/2✓ Branch 0 taken 216 times.
✓ Branch 1 taken 4 times.
|
220 | if ( s->adobe_transform == 0 |
530 |
1/6✗ Branch 0 not taken.
✓ Branch 1 taken 216 times.
✗ Branch 2 not taken.
✗ Branch 3 not taken.
✗ Branch 4 not taken.
✗ Branch 5 not taken.
|
216 | || s->component_id[0] == 'R' && s->component_id[1] == 'G' && s->component_id[2] == 'B') { |
531 |
1/2✓ Branch 0 taken 4 times.
✗ Branch 1 not taken.
|
4 | s->avctx->pix_fmt = s->bits <= 8 ? AV_PIX_FMT_GBRP : AV_PIX_FMT_GBRP16; |
532 | } else { | ||
533 |
2/4✓ Branch 0 taken 216 times.
✗ Branch 1 not taken.
✗ Branch 2 not taken.
✓ Branch 3 taken 216 times.
|
216 | if (s->bits <= 8) s->avctx->pix_fmt = s->cs_itu601 ? AV_PIX_FMT_YUV444P : AV_PIX_FMT_YUVJ444P; |
534 | ✗ | else s->avctx->pix_fmt = AV_PIX_FMT_YUV444P16; | |
535 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 216 times.
|
216 | s->avctx->color_range = s->cs_itu601 ? AVCOL_RANGE_MPEG : AVCOL_RANGE_JPEG; |
536 | } | ||
537 | } | ||
538 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 425 times.
|
425 | av_assert0(s->nb_components == 3); |
539 | 425 | break; | |
540 | ✗ | case 0x11111111: | |
541 | ✗ | if (s->rgb) | |
542 | ✗ | s->avctx->pix_fmt = s->bits <= 9 ? AV_PIX_FMT_ABGR : AV_PIX_FMT_RGBA64; | |
543 | else { | ||
544 | ✗ | if (s->adobe_transform == 0 && s->bits <= 8) { | |
545 | ✗ | s->avctx->pix_fmt = AV_PIX_FMT_GBRAP; | |
546 | } else { | ||
547 | ✗ | s->avctx->pix_fmt = s->bits <= 8 ? AV_PIX_FMT_YUVA444P : AV_PIX_FMT_YUVA444P16; | |
548 | ✗ | s->avctx->color_range = s->cs_itu601 ? AVCOL_RANGE_MPEG : AVCOL_RANGE_JPEG; | |
549 | } | ||
550 | } | ||
551 | ✗ | av_assert0(s->nb_components == 4); | |
552 | ✗ | break; | |
553 | 2 | case 0x11412100: | |
554 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 2 times.
|
2 | if (s->bits > 8) |
555 | ✗ | goto unk_pixfmt; | |
556 |
3/6✓ Branch 0 taken 2 times.
✗ Branch 1 not taken.
✓ Branch 2 taken 2 times.
✗ Branch 3 not taken.
✓ Branch 4 taken 2 times.
✗ Branch 5 not taken.
|
2 | if (s->component_id[0] == 'R' && s->component_id[1] == 'G' && s->component_id[2] == 'B') { |
557 | 2 | s->avctx->pix_fmt = AV_PIX_FMT_GBRP; | |
558 | 2 | s->upscale_h[0] = 4; | |
559 | 2 | s->upscale_h[1] = 0; | |
560 | 2 | s->upscale_h[2] = 1; | |
561 | } else { | ||
562 | ✗ | goto unk_pixfmt; | |
563 | } | ||
564 | 2 | break; | |
565 | ✗ | case 0x22111122: | |
566 | case 0x22111111: | ||
567 | ✗ | if (s->adobe_transform == 0 && s->bits <= 8) { | |
568 | ✗ | s->avctx->pix_fmt = AV_PIX_FMT_GBRAP; | |
569 | ✗ | s->upscale_v[1] = s->upscale_v[2] = 1; | |
570 | ✗ | s->upscale_h[1] = s->upscale_h[2] = 1; | |
571 | ✗ | } else if (s->adobe_transform == 2 && s->bits <= 8) { | |
572 | ✗ | s->avctx->pix_fmt = AV_PIX_FMT_YUVA444P; | |
573 | ✗ | s->upscale_v[1] = s->upscale_v[2] = 1; | |
574 | ✗ | s->upscale_h[1] = s->upscale_h[2] = 1; | |
575 | ✗ | s->avctx->color_range = s->cs_itu601 ? AVCOL_RANGE_MPEG : AVCOL_RANGE_JPEG; | |
576 | } else { | ||
577 | ✗ | if (s->bits <= 8) s->avctx->pix_fmt = AV_PIX_FMT_YUVA420P; | |
578 | ✗ | else s->avctx->pix_fmt = AV_PIX_FMT_YUVA420P16; | |
579 | ✗ | s->avctx->color_range = s->cs_itu601 ? AVCOL_RANGE_MPEG : AVCOL_RANGE_JPEG; | |
580 | } | ||
581 | ✗ | av_assert0(s->nb_components == 4); | |
582 | ✗ | break; | |
583 | 4 | case 0x12121100: | |
584 | case 0x22122100: | ||
585 | case 0x21211100: | ||
586 | case 0x21112100: | ||
587 | case 0x22211200: | ||
588 | case 0x22221100: | ||
589 | case 0x22112200: | ||
590 | case 0x11222200: | ||
591 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 4 times.
|
4 | if (s->bits > 8) |
592 | ✗ | goto unk_pixfmt; | |
593 |
3/4✓ Branch 0 taken 4 times.
✗ Branch 1 not taken.
✓ Branch 2 taken 2 times.
✓ Branch 3 taken 2 times.
|
4 | if (s->adobe_transform == 0 || s->component_id[0] == 'R' && |
594 |
2/4✓ Branch 0 taken 2 times.
✗ Branch 1 not taken.
✓ Branch 2 taken 2 times.
✗ Branch 3 not taken.
|
2 | s->component_id[1] == 'G' && s->component_id[2] == 'B') { |
595 | 2 | s->avctx->pix_fmt = AV_PIX_FMT_GBRP; | |
596 | } else { | ||
597 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 2 times.
|
2 | s->avctx->pix_fmt = s->cs_itu601 ? AV_PIX_FMT_YUV444P : AV_PIX_FMT_YUVJ444P; |
598 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 2 times.
|
2 | s->avctx->color_range = s->cs_itu601 ? AVCOL_RANGE_MPEG : AVCOL_RANGE_JPEG; |
599 | } | ||
600 | 4 | break; | |
601 | 18 | case 0x11000000: | |
602 | case 0x13000000: | ||
603 | case 0x14000000: | ||
604 | case 0x31000000: | ||
605 | case 0x33000000: | ||
606 | case 0x34000000: | ||
607 | case 0x41000000: | ||
608 | case 0x43000000: | ||
609 | case 0x44000000: | ||
610 |
2/2✓ Branch 0 taken 16 times.
✓ Branch 1 taken 2 times.
|
18 | if(s->bits <= 8) |
611 |
2/2✓ Branch 0 taken 8 times.
✓ Branch 1 taken 8 times.
|
16 | s->avctx->pix_fmt = s->force_pal8 ? AV_PIX_FMT_PAL8 : AV_PIX_FMT_GRAY8; |
612 | else | ||
613 | 2 | s->avctx->pix_fmt = AV_PIX_FMT_GRAY16; | |
614 | 18 | break; | |
615 | ✗ | case 0x12111100: | |
616 | case 0x14121200: | ||
617 | case 0x14111100: | ||
618 | case 0x22211100: | ||
619 | case 0x22112100: | ||
620 | ✗ | if (s->component_id[0] == 'R' && s->component_id[1] == 'G' && s->component_id[2] == 'B') { | |
621 | ✗ | if (s->bits <= 8) s->avctx->pix_fmt = AV_PIX_FMT_GBRP; | |
622 | else | ||
623 | ✗ | goto unk_pixfmt; | |
624 | ✗ | s->upscale_v[1] = s->upscale_v[2] = 1; | |
625 | } else { | ||
626 | ✗ | if (pix_fmt_id == 0x14111100) | |
627 | ✗ | s->upscale_v[1] = s->upscale_v[2] = 1; | |
628 | ✗ | if (s->bits <= 8) s->avctx->pix_fmt = s->cs_itu601 ? AV_PIX_FMT_YUV440P : AV_PIX_FMT_YUVJ440P; | |
629 | else | ||
630 | ✗ | goto unk_pixfmt; | |
631 | ✗ | s->avctx->color_range = s->cs_itu601 ? AVCOL_RANGE_MPEG : AVCOL_RANGE_JPEG; | |
632 | } | ||
633 | ✗ | break; | |
634 | 243 | case 0x21111100: | |
635 |
1/6✗ Branch 0 not taken.
✓ Branch 1 taken 243 times.
✗ Branch 2 not taken.
✗ Branch 3 not taken.
✗ Branch 4 not taken.
✗ Branch 5 not taken.
|
243 | if (s->component_id[0] == 'R' && s->component_id[1] == 'G' && s->component_id[2] == 'B') { |
636 | ✗ | if (s->bits <= 8) s->avctx->pix_fmt = AV_PIX_FMT_GBRP; | |
637 | else | ||
638 | ✗ | goto unk_pixfmt; | |
639 | ✗ | s->upscale_h[1] = s->upscale_h[2] = 1; | |
640 | } else { | ||
641 |
2/4✓ Branch 0 taken 243 times.
✗ Branch 1 not taken.
✗ Branch 2 not taken.
✓ Branch 3 taken 243 times.
|
243 | if (s->bits <= 8) s->avctx->pix_fmt = s->cs_itu601 ? AV_PIX_FMT_YUV422P : AV_PIX_FMT_YUVJ422P; |
642 | ✗ | else s->avctx->pix_fmt = AV_PIX_FMT_YUV422P16; | |
643 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 243 times.
|
243 | s->avctx->color_range = s->cs_itu601 ? AVCOL_RANGE_MPEG : AVCOL_RANGE_JPEG; |
644 | } | ||
645 | 243 | break; | |
646 | 2 | case 0x11311100: | |
647 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 2 times.
|
2 | if (s->bits > 8) |
648 | ✗ | goto unk_pixfmt; | |
649 |
3/6✓ Branch 0 taken 2 times.
✗ Branch 1 not taken.
✓ Branch 2 taken 2 times.
✗ Branch 3 not taken.
✓ Branch 4 taken 2 times.
✗ Branch 5 not taken.
|
2 | if (s->component_id[0] == 'R' && s->component_id[1] == 'G' && s->component_id[2] == 'B') |
650 | 2 | s->avctx->pix_fmt = AV_PIX_FMT_GBRP; | |
651 | else | ||
652 | ✗ | goto unk_pixfmt; | |
653 | 2 | s->upscale_h[0] = s->upscale_h[2] = 2; | |
654 | 2 | break; | |
655 | 2 | case 0x31111100: | |
656 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 2 times.
|
2 | if (s->bits > 8) |
657 | ✗ | goto unk_pixfmt; | |
658 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 2 times.
|
2 | s->avctx->pix_fmt = s->cs_itu601 ? AV_PIX_FMT_YUV444P : AV_PIX_FMT_YUVJ444P; |
659 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 2 times.
|
2 | s->avctx->color_range = s->cs_itu601 ? AVCOL_RANGE_MPEG : AVCOL_RANGE_JPEG; |
660 | 2 | s->upscale_h[1] = s->upscale_h[2] = 2; | |
661 | 2 | break; | |
662 | 2 | case 0x22121100: | |
663 | case 0x22111200: | ||
664 | case 0x41211100: | ||
665 |
2/4✓ Branch 0 taken 2 times.
✗ Branch 1 not taken.
✗ Branch 2 not taken.
✓ Branch 3 taken 2 times.
|
2 | if (s->bits <= 8) s->avctx->pix_fmt = s->cs_itu601 ? AV_PIX_FMT_YUV422P : AV_PIX_FMT_YUVJ422P; |
666 | else | ||
667 | ✗ | goto unk_pixfmt; | |
668 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 2 times.
|
2 | s->avctx->color_range = s->cs_itu601 ? AVCOL_RANGE_MPEG : AVCOL_RANGE_JPEG; |
669 | 2 | break; | |
670 | 1917 | case 0x22111100: | |
671 | case 0x23111100: | ||
672 | case 0x42111100: | ||
673 | case 0x24111100: | ||
674 |
3/4✓ Branch 0 taken 1917 times.
✗ Branch 1 not taken.
✓ Branch 2 taken 205 times.
✓ Branch 3 taken 1712 times.
|
1917 | if (s->bits <= 8) s->avctx->pix_fmt = s->cs_itu601 ? AV_PIX_FMT_YUV420P : AV_PIX_FMT_YUVJ420P; |
675 | ✗ | else s->avctx->pix_fmt = AV_PIX_FMT_YUV420P16; | |
676 |
2/2✓ Branch 0 taken 205 times.
✓ Branch 1 taken 1712 times.
|
1917 | s->avctx->color_range = s->cs_itu601 ? AVCOL_RANGE_MPEG : AVCOL_RANGE_JPEG; |
677 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 1917 times.
|
1917 | if (pix_fmt_id == 0x42111100) { |
678 | ✗ | if (s->bits > 8) | |
679 | ✗ | goto unk_pixfmt; | |
680 | ✗ | s->upscale_h[1] = s->upscale_h[2] = 1; | |
681 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 1917 times.
|
1917 | } else if (pix_fmt_id == 0x24111100) { |
682 | ✗ | if (s->bits > 8) | |
683 | ✗ | goto unk_pixfmt; | |
684 | ✗ | s->upscale_v[1] = s->upscale_v[2] = 1; | |
685 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 1917 times.
|
1917 | } else if (pix_fmt_id == 0x23111100) { |
686 | ✗ | if (s->bits > 8) | |
687 | ✗ | goto unk_pixfmt; | |
688 | ✗ | s->upscale_v[1] = s->upscale_v[2] = 2; | |
689 | } | ||
690 | 1917 | break; | |
691 | ✗ | case 0x41111100: | |
692 | ✗ | if (s->bits <= 8) s->avctx->pix_fmt = s->cs_itu601 ? AV_PIX_FMT_YUV411P : AV_PIX_FMT_YUVJ411P; | |
693 | else | ||
694 | ✗ | goto unk_pixfmt; | |
695 | ✗ | s->avctx->color_range = s->cs_itu601 ? AVCOL_RANGE_MPEG : AVCOL_RANGE_JPEG; | |
696 | ✗ | break; | |
697 | default: | ||
698 | ✗ | unk_pixfmt: | |
699 | ✗ | avpriv_report_missing_feature(s->avctx, "Pixel format 0x%x bits:%d", pix_fmt_id, s->bits); | |
700 | ✗ | memset(s->upscale_h, 0, sizeof(s->upscale_h)); | |
701 | ✗ | memset(s->upscale_v, 0, sizeof(s->upscale_v)); | |
702 | ✗ | return AVERROR_PATCHWELCOME; | |
703 | } | ||
704 |
4/6✓ Branch 0 taken 2603 times.
✓ Branch 1 taken 12 times.
✗ Branch 2 not taken.
✓ Branch 3 taken 2603 times.
✗ Branch 4 not taken.
✓ Branch 5 taken 12 times.
|
2615 | if ((AV_RB32(s->upscale_h) || AV_RB32(s->upscale_v)) && s->avctx->lowres) { |
705 | ✗ | avpriv_report_missing_feature(s->avctx, "Lowres for weird subsampling"); | |
706 | ✗ | return AVERROR_PATCHWELCOME; | |
707 | } | ||
708 |
2/2✓ Branch 0 taken 221 times.
✓ Branch 1 taken 2394 times.
|
2615 | if (s->ls) { |
709 | 221 | memset(s->upscale_h, 0, sizeof(s->upscale_h)); | |
710 | 221 | memset(s->upscale_v, 0, sizeof(s->upscale_v)); | |
711 |
2/2✓ Branch 0 taken 205 times.
✓ Branch 1 taken 16 times.
|
221 | if (s->nb_components == 3) { |
712 | 205 | s->avctx->pix_fmt = AV_PIX_FMT_RGB24; | |
713 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 16 times.
|
16 | } else if (s->nb_components != 1) { |
714 | ✗ | av_log(s->avctx, AV_LOG_ERROR, "Unsupported number of components %d\n", s->nb_components); | |
715 | ✗ | return AVERROR_PATCHWELCOME; | |
716 |
4/6✓ Branch 0 taken 16 times.
✗ Branch 1 not taken.
✓ Branch 2 taken 8 times.
✓ Branch 3 taken 8 times.
✓ Branch 4 taken 8 times.
✗ Branch 5 not taken.
|
16 | } else if ((s->palette_index || s->force_pal8) && s->bits <= 8) |
717 | 8 | s->avctx->pix_fmt = AV_PIX_FMT_PAL8; | |
718 |
1/2✓ Branch 0 taken 8 times.
✗ Branch 1 not taken.
|
8 | else if (s->bits <= 8) |
719 | 8 | s->avctx->pix_fmt = AV_PIX_FMT_GRAY8; | |
720 | else | ||
721 | ✗ | s->avctx->pix_fmt = AV_PIX_FMT_GRAY16; | |
722 | } | ||
723 | |||
724 | 2615 | s->pix_desc = av_pix_fmt_desc_get(s->avctx->pix_fmt); | |
725 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 2615 times.
|
2615 | if (!s->pix_desc) { |
726 | ✗ | av_log(s->avctx, AV_LOG_ERROR, "Could not get a pixel format descriptor.\n"); | |
727 | ✗ | return AVERROR_BUG; | |
728 | } | ||
729 | |||
730 |
4/4✓ Branch 0 taken 2412 times.
✓ Branch 1 taken 203 times.
✓ Branch 2 taken 2209 times.
✓ Branch 3 taken 203 times.
|
2615 | if (s->avctx->pix_fmt == s->hwaccel_sw_pix_fmt && !size_change) { |
731 | 2209 | s->avctx->pix_fmt = s->hwaccel_pix_fmt; | |
732 | } else { | ||
733 | 406 | enum AVPixelFormat pix_fmts[] = { | |
734 | #if CONFIG_MJPEG_NVDEC_HWACCEL | ||
735 | AV_PIX_FMT_CUDA, | ||
736 | #endif | ||
737 | #if CONFIG_MJPEG_VAAPI_HWACCEL | ||
738 | AV_PIX_FMT_VAAPI, | ||
739 | #endif | ||
740 | 406 | s->avctx->pix_fmt, | |
741 | AV_PIX_FMT_NONE, | ||
742 | }; | ||
743 | 406 | s->hwaccel_pix_fmt = ff_get_format(s->avctx, pix_fmts); | |
744 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 406 times.
|
406 | if (s->hwaccel_pix_fmt < 0) |
745 | ✗ | return AVERROR(EINVAL); | |
746 | |||
747 | 406 | s->hwaccel_sw_pix_fmt = s->avctx->pix_fmt; | |
748 | 406 | s->avctx->pix_fmt = s->hwaccel_pix_fmt; | |
749 | } | ||
750 | |||
751 |
2/2✓ Branch 0 taken 93 times.
✓ Branch 1 taken 2522 times.
|
2615 | if (s->avctx->skip_frame == AVDISCARD_ALL) { |
752 | 93 | s->picture_ptr->pict_type = AV_PICTURE_TYPE_I; | |
753 | 93 | s->picture_ptr->flags |= AV_FRAME_FLAG_KEY; | |
754 | 93 | s->got_picture = 1; | |
755 | 93 | return 0; | |
756 | } | ||
757 | |||
758 | 2522 | av_frame_unref(s->picture_ptr); | |
759 |
1/2✗ Branch 1 not taken.
✓ Branch 2 taken 2522 times.
|
2522 | if (ff_get_buffer(s->avctx, s->picture_ptr, AV_GET_BUFFER_FLAG_REF) < 0) |
760 | ✗ | return -1; | |
761 | 2522 | s->picture_ptr->pict_type = AV_PICTURE_TYPE_I; | |
762 | 2522 | s->picture_ptr->flags |= AV_FRAME_FLAG_KEY; | |
763 | 2522 | s->got_picture = 1; | |
764 | |||
765 | // Lets clear the palette to avoid leaving uninitialized values in it | ||
766 |
2/2✓ Branch 0 taken 8 times.
✓ Branch 1 taken 2514 times.
|
2522 | if (s->avctx->pix_fmt == AV_PIX_FMT_PAL8) |
767 | 8 | memset(s->picture_ptr->data[1], 0, 1024); | |
768 | |||
769 |
2/2✓ Branch 0 taken 10088 times.
✓ Branch 1 taken 2522 times.
|
12610 | for (i = 0; i < 4; i++) |
770 | 10088 | s->linesize[i] = s->picture_ptr->linesize[i] << s->interlaced; | |
771 | |||
772 | ff_dlog(s->avctx, "%d %d %d %d %d %d\n", | ||
773 | s->width, s->height, s->linesize[0], s->linesize[1], | ||
774 | s->interlaced, s->avctx->height); | ||
775 | |||
776 | } | ||
777 | |||
778 |
3/6✓ Branch 0 taken 205 times.
✓ Branch 1 taken 2336 times.
✗ Branch 2 not taken.
✓ Branch 3 taken 205 times.
✗ Branch 4 not taken.
✗ Branch 5 not taken.
|
2541 | if ((s->rgb && !s->lossless && !s->ls) || |
779 |
5/6✓ Branch 0 taken 2336 times.
✓ Branch 1 taken 205 times.
✓ Branch 2 taken 16 times.
✓ Branch 3 taken 2320 times.
✓ Branch 4 taken 16 times.
✗ Branch 5 not taken.
|
2541 | (!s->rgb && s->ls && s->nb_components > 1) || |
780 |
3/4✓ Branch 0 taken 8 times.
✓ Branch 1 taken 2533 times.
✗ Branch 2 not taken.
✓ Branch 3 taken 8 times.
|
2541 | (s->avctx->pix_fmt == AV_PIX_FMT_PAL8 && !s->ls) |
781 | ) { | ||
782 | ✗ | av_log(s->avctx, AV_LOG_ERROR, "Unsupported coding and pixel format combination\n"); | |
783 | ✗ | return AVERROR_PATCHWELCOME; | |
784 | } | ||
785 | |||
786 | /* totally blank picture as progressive JPEG will only add details to it */ | ||
787 |
2/2✓ Branch 0 taken 7 times.
✓ Branch 1 taken 2534 times.
|
2541 | if (s->progressive) { |
788 | 7 | int bw = (width + s->h_max * 8 - 1) / (s->h_max * 8); | |
789 | 7 | int bh = (height + s->v_max * 8 - 1) / (s->v_max * 8); | |
790 |
2/2✓ Branch 0 taken 21 times.
✓ Branch 1 taken 7 times.
|
28 | for (i = 0; i < s->nb_components; i++) { |
791 | 21 | int size = bw * bh * s->h_count[i] * s->v_count[i]; | |
792 | 21 | av_freep(&s->blocks[i]); | |
793 | 21 | av_freep(&s->last_nnz[i]); | |
794 | 21 | s->blocks[i] = av_calloc(size, sizeof(**s->blocks)); | |
795 | 21 | s->last_nnz[i] = av_calloc(size, sizeof(**s->last_nnz)); | |
796 |
2/4✓ Branch 0 taken 21 times.
✗ Branch 1 not taken.
✗ Branch 2 not taken.
✓ Branch 3 taken 21 times.
|
21 | if (!s->blocks[i] || !s->last_nnz[i]) |
797 | ✗ | return AVERROR(ENOMEM); | |
798 | 21 | s->block_stride[i] = bw * s->h_count[i]; | |
799 | } | ||
800 | 7 | memset(s->coefs_finished, 0, sizeof(s->coefs_finished)); | |
801 | } | ||
802 | |||
803 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 2541 times.
|
2541 | if (s->avctx->hwaccel) { |
804 | ✗ | const FFHWAccel *hwaccel = ffhwaccel(s->avctx->hwaccel); | |
805 | ✗ | s->hwaccel_picture_private = | |
806 | ✗ | av_mallocz(hwaccel->frame_priv_data_size); | |
807 | ✗ | if (!s->hwaccel_picture_private) | |
808 | ✗ | return AVERROR(ENOMEM); | |
809 | |||
810 | ✗ | ret = hwaccel->start_frame(s->avctx, NULL, s->raw_image_buffer, | |
811 | ✗ | s->raw_image_buffer_size); | |
812 | ✗ | if (ret < 0) | |
813 | ✗ | return ret; | |
814 | } | ||
815 | |||
816 | 2541 | return 0; | |
817 | } | ||
818 | |||
819 | 26931518 | static inline int mjpeg_decode_dc(MJpegDecodeContext *s, int dc_index, int *val) | |
820 | { | ||
821 | int code; | ||
822 | 26931518 | code = get_vlc2(&s->gb, s->vlcs[0][dc_index].table, 9, 2); | |
823 |
2/4✓ Branch 0 taken 26931518 times.
✗ Branch 1 not taken.
✗ Branch 2 not taken.
✓ Branch 3 taken 26931518 times.
|
26931518 | if (code < 0 || code > 16) { |
824 | ✗ | av_log(s->avctx, AV_LOG_ERROR, | |
825 | "mjpeg_decode_dc: bad vlc: %d\n", dc_index); | ||
826 | ✗ | return AVERROR_INVALIDDATA; | |
827 | } | ||
828 | |||
829 |
2/2✓ Branch 0 taken 23865139 times.
✓ Branch 1 taken 3066379 times.
|
26931518 | *val = code ? get_xbits(&s->gb, code) : 0; |
830 | 26931518 | return 0; | |
831 | } | ||
832 | |||
833 | /* decode block and dequantize */ | ||
834 | 4034342 | static int decode_block(MJpegDecodeContext *s, int16_t *block, int component, | |
835 | int dc_index, int ac_index, uint16_t *quant_matrix) | ||
836 | { | ||
837 | int code, i, j, level, val; | ||
838 | |||
839 | /* DC coef */ | ||
840 | 4034342 | int ret = mjpeg_decode_dc(s, dc_index, &val); | |
841 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 4034342 times.
|
4034342 | if (ret < 0) |
842 | ✗ | return ret; | |
843 | |||
844 | 4034342 | val = val * (unsigned)quant_matrix[0] + s->last_dc[component]; | |
845 | 4034342 | s->last_dc[component] = val; | |
846 | 4034342 | block[0] = av_clip_int16(val); | |
847 | /* AC coefs */ | ||
848 | 4034342 | i = 0; | |
849 | 4034342 | {OPEN_READER(re, &s->gb); | |
850 | do { | ||
851 | 37963179 | UPDATE_CACHE(re, &s->gb); | |
852 |
2/2✓ Branch 1 taken 553914 times.
✓ Branch 2 taken 37409265 times.
|
37963179 | GET_VLC(code, re, &s->gb, s->vlcs[1][ac_index].table, 9, 2); |
853 | |||
854 | 37963179 | i += ((unsigned)code) >> 4; | |
855 | 37963179 | code &= 0xf; | |
856 |
2/2✓ Branch 0 taken 33973130 times.
✓ Branch 1 taken 3990049 times.
|
37963179 | if (code) { |
857 |
2/2✓ Branch 0 taken 485 times.
✓ Branch 1 taken 33972645 times.
|
33973130 | if (code > MIN_CACHE_BITS - 16) |
858 | 485 | UPDATE_CACHE(re, &s->gb); | |
859 | |||
860 | { | ||
861 | 33973130 | int cache = GET_CACHE(re, &s->gb); | |
862 | 33973130 | int sign = (~cache) >> 31; | |
863 | 33973130 | level = (NEG_USR32(sign ^ cache,code) ^ sign) - sign; | |
864 | } | ||
865 | |||
866 | 33973130 | LAST_SKIP_BITS(re, &s->gb, code); | |
867 | |||
868 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 33973130 times.
|
33973130 | if (i > 63) { |
869 | ✗ | av_log(s->avctx, AV_LOG_ERROR, "error count: %d\n", i); | |
870 | ✗ | return AVERROR_INVALIDDATA; | |
871 | } | ||
872 | 33973130 | j = s->permutated_scantable[i]; | |
873 | 33973130 | block[j] = level * quant_matrix[i]; | |
874 | } | ||
875 |
2/2✓ Branch 0 taken 33928837 times.
✓ Branch 1 taken 4034342 times.
|
37963179 | } while (i < 63); |
876 | 4034342 | CLOSE_READER(re, &s->gb);} | |
877 | |||
878 | 4034342 | return 0; | |
879 | } | ||
880 | |||
881 | 876 | static int decode_dc_progressive(MJpegDecodeContext *s, int16_t *block, | |
882 | int component, int dc_index, | ||
883 | uint16_t *quant_matrix, int Al) | ||
884 | { | ||
885 | unsigned val; | ||
886 | 876 | s->bdsp.clear_block(block); | |
887 | 876 | int ret = mjpeg_decode_dc(s, dc_index, &val); | |
888 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 876 times.
|
876 | if (ret < 0) |
889 | ✗ | return ret; | |
890 | |||
891 | 876 | val = (val * (quant_matrix[0] << Al)) + s->last_dc[component]; | |
892 | 876 | s->last_dc[component] = val; | |
893 | 876 | block[0] = val; | |
894 | 876 | return 0; | |
895 | } | ||
896 | |||
897 | /* decode block and dequantize - progressive JPEG version */ | ||
898 | 1336 | static int decode_block_progressive(MJpegDecodeContext *s, int16_t *block, | |
899 | uint8_t *last_nnz, int ac_index, | ||
900 | uint16_t *quant_matrix, | ||
901 | int ss, int se, int Al, int *EOBRUN) | ||
902 | { | ||
903 | int code, i, j, val, run; | ||
904 | unsigned level; | ||
905 | |||
906 |
2/2✓ Branch 0 taken 340 times.
✓ Branch 1 taken 996 times.
|
1336 | if (*EOBRUN) { |
907 | 340 | (*EOBRUN)--; | |
908 | 340 | return 0; | |
909 | } | ||
910 | |||
911 | { | ||
912 | 996 | OPEN_READER(re, &s->gb); | |
913 | 996 | for (i = ss; ; i++) { | |
914 | 5910 | UPDATE_CACHE(re, &s->gb); | |
915 |
2/2✓ Branch 1 taken 15 times.
✓ Branch 2 taken 6891 times.
|
6906 | GET_VLC(code, re, &s->gb, s->vlcs[2][ac_index].table, 9, 2); |
916 | |||
917 | 6906 | run = ((unsigned) code) >> 4; | |
918 | 6906 | code &= 0xF; | |
919 |
2/2✓ Branch 0 taken 6037 times.
✓ Branch 1 taken 869 times.
|
6906 | if (code) { |
920 | 6037 | i += run; | |
921 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 6037 times.
|
6037 | if (code > MIN_CACHE_BITS - 16) |
922 | ✗ | UPDATE_CACHE(re, &s->gb); | |
923 | |||
924 | { | ||
925 | 6037 | int cache = GET_CACHE(re, &s->gb); | |
926 | 6037 | int sign = (~cache) >> 31; | |
927 | 6037 | level = (NEG_USR32(sign ^ cache,code) ^ sign) - sign; | |
928 | } | ||
929 | |||
930 | 6037 | LAST_SKIP_BITS(re, &s->gb, code); | |
931 | |||
932 |
2/2✓ Branch 0 taken 139 times.
✓ Branch 1 taken 5898 times.
|
6037 | if (i >= se) { |
933 |
1/2✓ Branch 0 taken 139 times.
✗ Branch 1 not taken.
|
139 | if (i == se) { |
934 | 139 | j = s->permutated_scantable[se]; | |
935 | 139 | block[j] = level * (quant_matrix[se] << Al); | |
936 | 139 | break; | |
937 | } | ||
938 | ✗ | av_log(s->avctx, AV_LOG_ERROR, "error count: %d\n", i); | |
939 | ✗ | return AVERROR_INVALIDDATA; | |
940 | } | ||
941 | 5898 | j = s->permutated_scantable[i]; | |
942 | 5898 | block[j] = level * (quant_matrix[i] << Al); | |
943 | } else { | ||
944 |
2/2✓ Branch 0 taken 12 times.
✓ Branch 1 taken 857 times.
|
869 | if (run == 0xF) {// ZRL - skip 15 coefficients |
945 | 12 | i += 15; | |
946 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 12 times.
|
12 | if (i >= se) { |
947 | ✗ | av_log(s->avctx, AV_LOG_ERROR, "ZRL overflow: %d\n", i); | |
948 | ✗ | return AVERROR_INVALIDDATA; | |
949 | } | ||
950 | } else { | ||
951 | 857 | val = (1 << run); | |
952 |
2/2✓ Branch 0 taken 149 times.
✓ Branch 1 taken 708 times.
|
857 | if (run) { |
953 | 149 | UPDATE_CACHE(re, &s->gb); | |
954 | 149 | val += NEG_USR32(GET_CACHE(re, &s->gb), run); | |
955 | 149 | LAST_SKIP_BITS(re, &s->gb, run); | |
956 | } | ||
957 | 857 | *EOBRUN = val - 1; | |
958 | 857 | break; | |
959 | } | ||
960 | } | ||
961 | } | ||
962 | 996 | CLOSE_READER(re, &s->gb); | |
963 | } | ||
964 | |||
965 |
1/2✓ Branch 0 taken 996 times.
✗ Branch 1 not taken.
|
996 | if (i > *last_nnz) |
966 | 996 | *last_nnz = i; | |
967 | |||
968 | 996 | return 0; | |
969 | } | ||
970 | |||
971 | #define REFINE_BIT(j) { \ | ||
972 | UPDATE_CACHE(re, &s->gb); \ | ||
973 | sign = block[j] >> 15; \ | ||
974 | block[j] += SHOW_UBITS(re, &s->gb, 1) * \ | ||
975 | ((quant_matrix[i] ^ sign) - sign) << Al; \ | ||
976 | LAST_SKIP_BITS(re, &s->gb, 1); \ | ||
977 | } | ||
978 | |||
979 | #define ZERO_RUN \ | ||
980 | for (; ; i++) { \ | ||
981 | if (i > last) { \ | ||
982 | i += run; \ | ||
983 | if (i > se) { \ | ||
984 | av_log(s->avctx, AV_LOG_ERROR, "error count: %d\n", i); \ | ||
985 | return -1; \ | ||
986 | } \ | ||
987 | break; \ | ||
988 | } \ | ||
989 | j = s->permutated_scantable[i]; \ | ||
990 | if (block[j]) \ | ||
991 | REFINE_BIT(j) \ | ||
992 | else if (run-- == 0) \ | ||
993 | break; \ | ||
994 | } | ||
995 | |||
996 | /* decode block and dequantize - progressive JPEG refinement pass */ | ||
997 | 1080 | static int decode_block_refinement(MJpegDecodeContext *s, int16_t *block, | |
998 | uint8_t *last_nnz, | ||
999 | int ac_index, uint16_t *quant_matrix, | ||
1000 | int ss, int se, int Al, int *EOBRUN) | ||
1001 | { | ||
1002 | 1080 | int code, i = ss, j, sign, val, run; | |
1003 | 1080 | int last = FFMIN(se, *last_nnz); | |
1004 | |||
1005 | 1080 | OPEN_READER(re, &s->gb); | |
1006 |
2/2✓ Branch 0 taken 120 times.
✓ Branch 1 taken 960 times.
|
1080 | if (*EOBRUN) { |
1007 | 120 | (*EOBRUN)--; | |
1008 | } else { | ||
1009 | 9339 | for (; ; i++) { | |
1010 | 9339 | UPDATE_CACHE(re, &s->gb); | |
1011 |
2/2✓ Branch 1 taken 13 times.
✓ Branch 2 taken 10286 times.
|
10299 | GET_VLC(code, re, &s->gb, s->vlcs[2][ac_index].table, 9, 2); |
1012 | |||
1013 |
2/2✓ Branch 0 taken 9342 times.
✓ Branch 1 taken 957 times.
|
10299 | if (code & 0xF) { |
1014 | 9342 | run = ((unsigned) code) >> 4; | |
1015 | 9342 | UPDATE_CACHE(re, &s->gb); | |
1016 | 9342 | val = SHOW_UBITS(re, &s->gb, 1); | |
1017 | 9342 | LAST_SKIP_BITS(re, &s->gb, 1); | |
1018 |
7/8✓ Branch 0 taken 3889 times.
✓ Branch 1 taken 21930 times.
✗ Branch 2 not taken.
✓ Branch 3 taken 3889 times.
✓ Branch 5 taken 9094 times.
✓ Branch 6 taken 12836 times.
✓ Branch 8 taken 5453 times.
✓ Branch 9 taken 7383 times.
|
25819 | ZERO_RUN; |
1019 | 9342 | j = s->permutated_scantable[i]; | |
1020 | 9342 | val--; | |
1021 | 9342 | block[j] = ((quant_matrix[i] << Al) ^ val) - val; | |
1022 |
2/2✓ Branch 0 taken 63 times.
✓ Branch 1 taken 9279 times.
|
9342 | if (i == se) { |
1023 |
1/2✓ Branch 0 taken 63 times.
✗ Branch 1 not taken.
|
63 | if (i > *last_nnz) |
1024 | 63 | *last_nnz = i; | |
1025 | 63 | CLOSE_READER(re, &s->gb); | |
1026 | 63 | return 0; | |
1027 | } | ||
1028 | } else { | ||
1029 | 957 | run = ((unsigned) code) >> 4; | |
1030 |
2/2✓ Branch 0 taken 60 times.
✓ Branch 1 taken 897 times.
|
957 | if (run == 0xF) { |
1031 |
7/8✓ Branch 0 taken 42 times.
✓ Branch 1 taken 621 times.
✗ Branch 2 not taken.
✓ Branch 3 taken 42 times.
✓ Branch 5 taken 177 times.
✓ Branch 6 taken 444 times.
✓ Branch 8 taken 18 times.
✓ Branch 9 taken 426 times.
|
663 | ZERO_RUN; |
1032 | } else { | ||
1033 | 897 | val = run; | |
1034 | 897 | run = (1 << run); | |
1035 |
2/2✓ Branch 0 taken 23 times.
✓ Branch 1 taken 874 times.
|
897 | if (val) { |
1036 | 23 | UPDATE_CACHE(re, &s->gb); | |
1037 | 23 | run += SHOW_UBITS(re, &s->gb, val); | |
1038 | 23 | LAST_SKIP_BITS(re, &s->gb, val); | |
1039 | } | ||
1040 | 897 | *EOBRUN = run - 1; | |
1041 | 897 | break; | |
1042 | } | ||
1043 | } | ||
1044 | } | ||
1045 | |||
1046 |
2/2✓ Branch 0 taken 804 times.
✓ Branch 1 taken 93 times.
|
897 | if (i > *last_nnz) |
1047 | 804 | *last_nnz = i; | |
1048 | } | ||
1049 | |||
1050 |
2/2✓ Branch 0 taken 879 times.
✓ Branch 1 taken 1017 times.
|
1896 | for (; i <= last; i++) { |
1051 | 879 | j = s->permutated_scantable[i]; | |
1052 |
2/2✓ Branch 0 taken 188 times.
✓ Branch 1 taken 691 times.
|
879 | if (block[j]) |
1053 | 188 | REFINE_BIT(j) | |
1054 | } | ||
1055 | 1017 | CLOSE_READER(re, &s->gb); | |
1056 | |||
1057 | 1017 | return 0; | |
1058 | } | ||
1059 | #undef REFINE_BIT | ||
1060 | #undef ZERO_RUN | ||
1061 | |||
1062 | 810549 | static int handle_rstn(MJpegDecodeContext *s, int nb_components) | |
1063 | { | ||
1064 | int i; | ||
1065 | 810549 | int reset = 0; | |
1066 | |||
1067 |
2/2✓ Branch 0 taken 59850 times.
✓ Branch 1 taken 750699 times.
|
810549 | if (s->restart_interval) { |
1068 | 59850 | s->restart_count--; | |
1069 |
3/4✓ Branch 0 taken 2850 times.
✓ Branch 1 taken 57000 times.
✗ Branch 2 not taken.
✓ Branch 3 taken 2850 times.
|
59850 | if(s->restart_count == 0 && s->avctx->codec_id == AV_CODEC_ID_THP){ |
1070 | ✗ | align_get_bits(&s->gb); | |
1071 | ✗ | for (i = 0; i < nb_components; i++) /* reset dc */ | |
1072 | ✗ | s->last_dc[i] = (4 << s->bits); | |
1073 | } | ||
1074 | |||
1075 | 59850 | i = 8 + ((-get_bits_count(&s->gb)) & 7); | |
1076 | /* skip RSTn */ | ||
1077 |
2/2✓ Branch 0 taken 2850 times.
✓ Branch 1 taken 57000 times.
|
59850 | if (s->restart_count == 0) { |
1078 |
1/2✗ Branch 1 not taken.
✓ Branch 2 taken 2850 times.
|
2850 | if( show_bits(&s->gb, i) == (1 << i) - 1 |
1079 | ✗ | || show_bits(&s->gb, i) == 0xFF) { | |
1080 | 2850 | int pos = get_bits_count(&s->gb); | |
1081 | 2850 | align_get_bits(&s->gb); | |
1082 |
4/4✓ Branch 1 taken 5500 times.
✓ Branch 2 taken 200 times.
✓ Branch 4 taken 2850 times.
✓ Branch 5 taken 2650 times.
|
5700 | while (get_bits_left(&s->gb) >= 8 && show_bits(&s->gb, 8) == 0xFF) |
1083 | 2850 | skip_bits(&s->gb, 8); | |
1084 |
3/4✓ Branch 1 taken 2650 times.
✓ Branch 2 taken 200 times.
✓ Branch 4 taken 2650 times.
✗ Branch 5 not taken.
|
2850 | if (get_bits_left(&s->gb) >= 8 && (get_bits(&s->gb, 8) & 0xF8) == 0xD0) { |
1085 |
2/2✓ Branch 0 taken 7950 times.
✓ Branch 1 taken 2650 times.
|
10600 | for (i = 0; i < nb_components; i++) /* reset dc */ |
1086 | 7950 | s->last_dc[i] = (4 << s->bits); | |
1087 | 2650 | reset = 1; | |
1088 | } else | ||
1089 | 200 | skip_bits_long(&s->gb, pos - get_bits_count(&s->gb)); | |
1090 | } | ||
1091 | } | ||
1092 | } | ||
1093 | 810549 | return reset; | |
1094 | } | ||
1095 | |||
1096 | /* Handles 1 to 4 components */ | ||
1097 | ✗ | static int ljpeg_decode_rgb_scan(MJpegDecodeContext *s, int nb_components, int predictor, int point_transform) | |
1098 | { | ||
1099 | int i, mb_x, mb_y; | ||
1100 | unsigned width; | ||
1101 | uint16_t (*buffer)[4]; | ||
1102 | int left[4], top[4], topleft[4]; | ||
1103 | ✗ | const int linesize = s->linesize[0]; | |
1104 | ✗ | const int mask = ((1 << s->bits) - 1) << point_transform; | |
1105 | ✗ | int resync_mb_y = 0; | |
1106 | ✗ | int resync_mb_x = 0; | |
1107 | int vpred[6]; | ||
1108 | int ret; | ||
1109 | |||
1110 | ✗ | if (!s->bayer && s->nb_components < 3) | |
1111 | ✗ | return AVERROR_INVALIDDATA; | |
1112 | ✗ | if (s->bayer && s->nb_components > 2) | |
1113 | ✗ | return AVERROR_INVALIDDATA; | |
1114 | ✗ | if (s->nb_components <= 0 || s->nb_components > 4) | |
1115 | ✗ | return AVERROR_INVALIDDATA; | |
1116 | ✗ | if (s->v_max != 1 || s->h_max != 1 || !s->lossless) | |
1117 | ✗ | return AVERROR_INVALIDDATA; | |
1118 | ✗ | if (s->bayer) { | |
1119 | ✗ | if (s->rct || s->pegasus_rct) | |
1120 | ✗ | return AVERROR_INVALIDDATA; | |
1121 | } | ||
1122 | |||
1123 | |||
1124 | ✗ | s->restart_count = s->restart_interval; | |
1125 | |||
1126 | ✗ | if (s->restart_interval == 0) | |
1127 | ✗ | s->restart_interval = INT_MAX; | |
1128 | |||
1129 | ✗ | if (s->bayer) | |
1130 | ✗ | width = s->mb_width / nb_components; /* Interleaved, width stored is the total so need to divide */ | |
1131 | else | ||
1132 | ✗ | width = s->mb_width; | |
1133 | |||
1134 | ✗ | av_fast_malloc(&s->ljpeg_buffer, &s->ljpeg_buffer_size, width * 4 * sizeof(s->ljpeg_buffer[0][0])); | |
1135 | ✗ | if (!s->ljpeg_buffer) | |
1136 | ✗ | return AVERROR(ENOMEM); | |
1137 | |||
1138 | ✗ | buffer = s->ljpeg_buffer; | |
1139 | |||
1140 | ✗ | for (i = 0; i < 4; i++) | |
1141 | ✗ | buffer[0][i] = 1 << (s->bits - 1); | |
1142 | |||
1143 | ✗ | for (mb_y = 0; mb_y < s->mb_height; mb_y++) { | |
1144 | ✗ | uint8_t *ptr = s->picture_ptr->data[0] + (linesize * mb_y); | |
1145 | |||
1146 | ✗ | if (s->interlaced && s->bottom_field) | |
1147 | ✗ | ptr += linesize >> 1; | |
1148 | |||
1149 | ✗ | for (i = 0; i < 4; i++) | |
1150 | ✗ | top[i] = left[i] = topleft[i] = buffer[0][i]; | |
1151 | |||
1152 | ✗ | if ((mb_y * s->width) % s->restart_interval == 0) { | |
1153 | ✗ | for (i = 0; i < 6; i++) | |
1154 | ✗ | vpred[i] = 1 << (s->bits-1); | |
1155 | } | ||
1156 | |||
1157 | ✗ | for (mb_x = 0; mb_x < width; mb_x++) { | |
1158 | ✗ | int modified_predictor = predictor; | |
1159 | |||
1160 | ✗ | if (get_bits_left(&s->gb) < 1) { | |
1161 | ✗ | av_log(s->avctx, AV_LOG_ERROR, "bitstream end in rgb_scan\n"); | |
1162 | ✗ | return AVERROR_INVALIDDATA; | |
1163 | } | ||
1164 | |||
1165 | ✗ | if (s->restart_interval && !s->restart_count){ | |
1166 | ✗ | s->restart_count = s->restart_interval; | |
1167 | ✗ | resync_mb_x = mb_x; | |
1168 | ✗ | resync_mb_y = mb_y; | |
1169 | ✗ | for(i=0; i<4; i++) | |
1170 | ✗ | top[i] = left[i]= topleft[i]= 1 << (s->bits - 1); | |
1171 | } | ||
1172 | ✗ | if (mb_y == resync_mb_y || mb_y == resync_mb_y+1 && mb_x < resync_mb_x || !mb_x) | |
1173 | ✗ | modified_predictor = 1; | |
1174 | |||
1175 | ✗ | for (i=0;i<nb_components;i++) { | |
1176 | int pred, dc; | ||
1177 | |||
1178 | ✗ | topleft[i] = top[i]; | |
1179 | ✗ | top[i] = buffer[mb_x][i]; | |
1180 | |||
1181 | ✗ | ret = mjpeg_decode_dc(s, s->dc_index[i], &dc); | |
1182 | ✗ | if (ret < 0) | |
1183 | ✗ | return ret; | |
1184 | |||
1185 | ✗ | if (!s->bayer || mb_x) { | |
1186 | ✗ | pred = left[i]; | |
1187 | } else { /* This path runs only for the first line in bayer images */ | ||
1188 | ✗ | vpred[i] += dc; | |
1189 | ✗ | pred = vpred[i] - dc; | |
1190 | } | ||
1191 | |||
1192 | ✗ | PREDICT(pred, topleft[i], top[i], pred, modified_predictor); | |
1193 | |||
1194 | ✗ | left[i] = buffer[mb_x][i] = | |
1195 | ✗ | mask & (pred + (unsigned)(dc * (1 << point_transform))); | |
1196 | } | ||
1197 | |||
1198 | ✗ | if (s->restart_interval && !--s->restart_count) { | |
1199 | ✗ | align_get_bits(&s->gb); | |
1200 | ✗ | skip_bits(&s->gb, 16); /* skip RSTn */ | |
1201 | } | ||
1202 | } | ||
1203 | ✗ | if (s->rct && s->nb_components == 4) { | |
1204 | ✗ | for (mb_x = 0; mb_x < s->mb_width; mb_x++) { | |
1205 | ✗ | ptr[4*mb_x + 2] = buffer[mb_x][0] - ((buffer[mb_x][1] + buffer[mb_x][2] - 0x200) >> 2); | |
1206 | ✗ | ptr[4*mb_x + 1] = buffer[mb_x][1] + ptr[4*mb_x + 2]; | |
1207 | ✗ | ptr[4*mb_x + 3] = buffer[mb_x][2] + ptr[4*mb_x + 2]; | |
1208 | ✗ | ptr[4*mb_x + 0] = buffer[mb_x][3]; | |
1209 | } | ||
1210 | ✗ | } else if (s->nb_components == 4) { | |
1211 | ✗ | for(i=0; i<nb_components; i++) { | |
1212 | ✗ | int c= s->comp_index[i]; | |
1213 | ✗ | if (s->bits <= 8) { | |
1214 | ✗ | for(mb_x = 0; mb_x < s->mb_width; mb_x++) { | |
1215 | ✗ | ptr[4*mb_x+3-c] = buffer[mb_x][i]; | |
1216 | } | ||
1217 | ✗ | } else if(s->bits == 9) { | |
1218 | ✗ | return AVERROR_PATCHWELCOME; | |
1219 | } else { | ||
1220 | ✗ | for(mb_x = 0; mb_x < s->mb_width; mb_x++) { | |
1221 | ✗ | ((uint16_t*)ptr)[4*mb_x+c] = buffer[mb_x][i]; | |
1222 | } | ||
1223 | } | ||
1224 | } | ||
1225 | ✗ | } else if (s->rct) { | |
1226 | ✗ | for (mb_x = 0; mb_x < s->mb_width; mb_x++) { | |
1227 | ✗ | ptr[3*mb_x + 1] = buffer[mb_x][0] - ((buffer[mb_x][1] + buffer[mb_x][2] - 0x200) >> 2); | |
1228 | ✗ | ptr[3*mb_x + 0] = buffer[mb_x][1] + ptr[3*mb_x + 1]; | |
1229 | ✗ | ptr[3*mb_x + 2] = buffer[mb_x][2] + ptr[3*mb_x + 1]; | |
1230 | } | ||
1231 | ✗ | } else if (s->pegasus_rct) { | |
1232 | ✗ | for (mb_x = 0; mb_x < s->mb_width; mb_x++) { | |
1233 | ✗ | ptr[3*mb_x + 1] = buffer[mb_x][0] - ((buffer[mb_x][1] + buffer[mb_x][2]) >> 2); | |
1234 | ✗ | ptr[3*mb_x + 0] = buffer[mb_x][1] + ptr[3*mb_x + 1]; | |
1235 | ✗ | ptr[3*mb_x + 2] = buffer[mb_x][2] + ptr[3*mb_x + 1]; | |
1236 | } | ||
1237 | ✗ | } else if (s->bayer) { | |
1238 | ✗ | if (s->bits <= 8) | |
1239 | ✗ | return AVERROR_PATCHWELCOME; | |
1240 | ✗ | if (nb_components == 1) { | |
1241 | /* Leave decoding to the TIFF/DNG decoder (see comment in ff_mjpeg_decode_sof) */ | ||
1242 | ✗ | for (mb_x = 0; mb_x < width; mb_x++) | |
1243 | ✗ | ((uint16_t*)ptr)[mb_x] = buffer[mb_x][0]; | |
1244 | ✗ | } else if (nb_components == 2) { | |
1245 | ✗ | for (mb_x = 0; mb_x < width; mb_x++) { | |
1246 | ✗ | ((uint16_t*)ptr)[2*mb_x + 0] = buffer[mb_x][0]; | |
1247 | ✗ | ((uint16_t*)ptr)[2*mb_x + 1] = buffer[mb_x][1]; | |
1248 | } | ||
1249 | } | ||
1250 | } else { | ||
1251 | ✗ | for(i=0; i<nb_components; i++) { | |
1252 | ✗ | int c= s->comp_index[i]; | |
1253 | ✗ | if (s->bits <= 8) { | |
1254 | ✗ | for(mb_x = 0; mb_x < s->mb_width; mb_x++) { | |
1255 | ✗ | ptr[3*mb_x+2-c] = buffer[mb_x][i]; | |
1256 | } | ||
1257 | ✗ | } else if(s->bits == 9) { | |
1258 | ✗ | return AVERROR_PATCHWELCOME; | |
1259 | } else { | ||
1260 | ✗ | for(mb_x = 0; mb_x < s->mb_width; mb_x++) { | |
1261 | ✗ | ((uint16_t*)ptr)[3*mb_x+2-c] = buffer[mb_x][i]; | |
1262 | } | ||
1263 | } | ||
1264 | } | ||
1265 | } | ||
1266 | } | ||
1267 | ✗ | return 0; | |
1268 | } | ||
1269 | |||
1270 | 200 | static int ljpeg_decode_yuv_scan(MJpegDecodeContext *s, int predictor, | |
1271 | int point_transform, int nb_components) | ||
1272 | { | ||
1273 | int i, mb_x, mb_y, mask; | ||
1274 | 200 | int bits= (s->bits+7)&~7; | |
1275 | 200 | int resync_mb_y = 0; | |
1276 | 200 | int resync_mb_x = 0; | |
1277 | int ret; | ||
1278 | |||
1279 | 200 | point_transform += bits - s->bits; | |
1280 | 200 | mask = ((1 << s->bits) - 1) << point_transform; | |
1281 | |||
1282 |
2/4✓ Branch 0 taken 200 times.
✗ Branch 1 not taken.
✗ Branch 2 not taken.
✓ Branch 3 taken 200 times.
|
200 | av_assert0(nb_components>=1 && nb_components<=4); |
1283 | |||
1284 |
2/2✓ Branch 0 taken 22450 times.
✓ Branch 1 taken 200 times.
|
22650 | for (mb_y = 0; mb_y < s->mb_height; mb_y++) { |
1285 |
2/2✓ Branch 0 taken 3816050 times.
✓ Branch 1 taken 22450 times.
|
3838500 | for (mb_x = 0; mb_x < s->mb_width; mb_x++) { |
1286 |
1/2✗ Branch 1 not taken.
✓ Branch 2 taken 3816050 times.
|
3816050 | if (get_bits_left(&s->gb) < 1) { |
1287 | ✗ | av_log(s->avctx, AV_LOG_ERROR, "bitstream end in yuv_scan\n"); | |
1288 | ✗ | return AVERROR_INVALIDDATA; | |
1289 | } | ||
1290 |
1/4✗ Branch 0 not taken.
✓ Branch 1 taken 3816050 times.
✗ Branch 2 not taken.
✗ Branch 3 not taken.
|
3816050 | if (s->restart_interval && !s->restart_count){ |
1291 | ✗ | s->restart_count = s->restart_interval; | |
1292 | ✗ | resync_mb_x = mb_x; | |
1293 | ✗ | resync_mb_y = mb_y; | |
1294 | } | ||
1295 | |||
1296 |
8/10✓ Branch 0 taken 3793600 times.
✓ Branch 1 taken 22450 times.
✓ Branch 2 taken 3766550 times.
✓ Branch 3 taken 27050 times.
✓ Branch 4 taken 27050 times.
✓ Branch 5 taken 3739500 times.
✓ Branch 6 taken 27050 times.
✗ Branch 7 not taken.
✗ Branch 8 not taken.
✓ Branch 9 taken 3766550 times.
|
3865550 | if(!mb_x || mb_y == resync_mb_y || mb_y == resync_mb_y+1 && mb_x < resync_mb_x || s->interlaced){ |
1297 |
5/6✓ Branch 0 taken 22250 times.
✓ Branch 1 taken 27250 times.
✓ Branch 2 taken 200 times.
✓ Branch 3 taken 22050 times.
✗ Branch 4 not taken.
✓ Branch 5 taken 200 times.
|
49500 | int toprow = mb_y == resync_mb_y || mb_y == resync_mb_y+1 && mb_x < resync_mb_x; |
1298 |
4/6✓ Branch 0 taken 27050 times.
✓ Branch 1 taken 22450 times.
✓ Branch 2 taken 27050 times.
✗ Branch 3 not taken.
✗ Branch 4 not taken.
✓ Branch 5 taken 27050 times.
|
49500 | int leftcol = !mb_x || mb_y == resync_mb_y && mb_x == resync_mb_x; |
1299 |
2/2✓ Branch 0 taken 148500 times.
✓ Branch 1 taken 49500 times.
|
198000 | for (i = 0; i < nb_components; i++) { |
1300 | uint8_t *ptr; | ||
1301 | uint16_t *ptr16; | ||
1302 | int n, h, v, x, y, c, j, linesize; | ||
1303 | 148500 | n = s->nb_blocks[i]; | |
1304 | 148500 | c = s->comp_index[i]; | |
1305 | 148500 | h = s->h_scount[i]; | |
1306 | 148500 | v = s->v_scount[i]; | |
1307 | 148500 | x = 0; | |
1308 | 148500 | y = 0; | |
1309 | 148500 | linesize= s->linesize[c]; | |
1310 | |||
1311 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 148500 times.
|
148500 | if(bits>8) linesize /= 2; |
1312 | |||
1313 |
2/2✓ Branch 0 taken 297000 times.
✓ Branch 1 taken 148500 times.
|
445500 | for(j=0; j<n; j++) { |
1314 | int pred, dc; | ||
1315 | |||
1316 | 297000 | ret = mjpeg_decode_dc(s, s->dc_index[i], &dc); | |
1317 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 297000 times.
|
297000 | if (ret < 0) |
1318 | ✗ | return ret; | |
1319 | |||
1320 |
1/2✓ Branch 0 taken 297000 times.
✗ Branch 1 not taken.
|
297000 | if ( h * mb_x + x >= s->width |
1321 |
1/2✓ Branch 0 taken 297000 times.
✗ Branch 1 not taken.
|
297000 | || v * mb_y + y >= s->height) { |
1322 | // Nothing to do | ||
1323 |
1/2✓ Branch 0 taken 297000 times.
✗ Branch 1 not taken.
|
297000 | } else if (bits<=8) { |
1324 | 297000 | ptr = s->picture_ptr->data[c] + (linesize * (v * mb_y + y)) + (h * mb_x + x); //FIXME optimize this crap | |
1325 |
4/4✓ Branch 0 taken 198000 times.
✓ Branch 1 taken 99000 times.
✓ Branch 2 taken 109000 times.
✓ Branch 3 taken 89000 times.
|
297000 | if(y==0 && toprow){ |
1326 |
4/4✓ Branch 0 taken 81750 times.
✓ Branch 1 taken 27250 times.
✓ Branch 2 taken 600 times.
✓ Branch 3 taken 81150 times.
|
109000 | if(x==0 && leftcol){ |
1327 | 600 | pred= 1 << (bits - 1); | |
1328 | }else{ | ||
1329 | 108400 | pred= ptr[-1]; | |
1330 | } | ||
1331 | }else{ | ||
1332 |
4/4✓ Branch 0 taken 116250 times.
✓ Branch 1 taken 71750 times.
✓ Branch 2 taken 89200 times.
✓ Branch 3 taken 27050 times.
|
188000 | if(x==0 && leftcol){ |
1333 | 89200 | pred= ptr[-linesize]; | |
1334 | }else{ | ||
1335 |
1/8✗ Branch 0 not taken.
✓ Branch 1 taken 98800 times.
✗ Branch 2 not taken.
✗ Branch 3 not taken.
✗ Branch 4 not taken.
✗ Branch 5 not taken.
✗ Branch 6 not taken.
✗ Branch 7 not taken.
|
98800 | PREDICT(pred, ptr[-linesize-1], ptr[-linesize], ptr[-1], predictor); |
1336 | } | ||
1337 | } | ||
1338 | |||
1339 |
1/4✗ Branch 0 not taken.
✓ Branch 1 taken 297000 times.
✗ Branch 2 not taken.
✗ Branch 3 not taken.
|
297000 | if (s->interlaced && s->bottom_field) |
1340 | ✗ | ptr += linesize >> 1; | |
1341 | 297000 | pred &= mask; | |
1342 | 297000 | *ptr= pred + ((unsigned)dc << point_transform); | |
1343 | }else{ | ||
1344 | ✗ | ptr16 = (uint16_t*)(s->picture_ptr->data[c] + 2*(linesize * (v * mb_y + y)) + 2*(h * mb_x + x)); //FIXME optimize this crap | |
1345 | ✗ | if(y==0 && toprow){ | |
1346 | ✗ | if(x==0 && leftcol){ | |
1347 | ✗ | pred= 1 << (bits - 1); | |
1348 | }else{ | ||
1349 | ✗ | pred= ptr16[-1]; | |
1350 | } | ||
1351 | }else{ | ||
1352 | ✗ | if(x==0 && leftcol){ | |
1353 | ✗ | pred= ptr16[-linesize]; | |
1354 | }else{ | ||
1355 | ✗ | PREDICT(pred, ptr16[-linesize-1], ptr16[-linesize], ptr16[-1], predictor); | |
1356 | } | ||
1357 | } | ||
1358 | |||
1359 | ✗ | if (s->interlaced && s->bottom_field) | |
1360 | ✗ | ptr16 += linesize >> 1; | |
1361 | ✗ | pred &= mask; | |
1362 | ✗ | *ptr16= pred + ((unsigned)dc << point_transform); | |
1363 | } | ||
1364 |
2/2✓ Branch 0 taken 198000 times.
✓ Branch 1 taken 99000 times.
|
297000 | if (++x == h) { |
1365 | 198000 | x = 0; | |
1366 | 198000 | y++; | |
1367 | } | ||
1368 | } | ||
1369 | } | ||
1370 | } else { | ||
1371 |
2/2✓ Branch 0 taken 11299650 times.
✓ Branch 1 taken 3766550 times.
|
15066200 | for (i = 0; i < nb_components; i++) { |
1372 | uint8_t *ptr; | ||
1373 | uint16_t *ptr16; | ||
1374 | int n, h, v, x, y, c, j, linesize, dc; | ||
1375 | 11299650 | n = s->nb_blocks[i]; | |
1376 | 11299650 | c = s->comp_index[i]; | |
1377 | 11299650 | h = s->h_scount[i]; | |
1378 | 11299650 | v = s->v_scount[i]; | |
1379 | 11299650 | x = 0; | |
1380 | 11299650 | y = 0; | |
1381 | 11299650 | linesize = s->linesize[c]; | |
1382 | |||
1383 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 11299650 times.
|
11299650 | if(bits>8) linesize /= 2; |
1384 | |||
1385 |
2/2✓ Branch 0 taken 22599300 times.
✓ Branch 1 taken 11299650 times.
|
33898950 | for (j = 0; j < n; j++) { |
1386 | int pred; | ||
1387 | |||
1388 | 22599300 | ret = mjpeg_decode_dc(s, s->dc_index[i], &dc); | |
1389 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 22599300 times.
|
22599300 | if (ret < 0) |
1390 | ✗ | return ret; | |
1391 | |||
1392 |
1/2✓ Branch 0 taken 22599300 times.
✗ Branch 1 not taken.
|
22599300 | if ( h * mb_x + x >= s->width |
1393 |
1/2✓ Branch 0 taken 22599300 times.
✗ Branch 1 not taken.
|
22599300 | || v * mb_y + y >= s->height) { |
1394 | // Nothing to do | ||
1395 |
1/2✓ Branch 0 taken 22599300 times.
✗ Branch 1 not taken.
|
22599300 | } else if (bits<=8) { |
1396 | 22599300 | ptr = s->picture_ptr->data[c] + | |
1397 | 22599300 | (linesize * (v * mb_y + y)) + | |
1398 | 22599300 | (h * mb_x + x); //FIXME optimize this crap | |
1399 |
1/8✗ Branch 0 not taken.
✓ Branch 1 taken 22599300 times.
✗ Branch 2 not taken.
✗ Branch 3 not taken.
✗ Branch 4 not taken.
✗ Branch 5 not taken.
✗ Branch 6 not taken.
✗ Branch 7 not taken.
|
22599300 | PREDICT(pred, ptr[-linesize-1], ptr[-linesize], ptr[-1], predictor); |
1400 | |||
1401 | 22599300 | pred &= mask; | |
1402 | 22599300 | *ptr = pred + ((unsigned)dc << point_transform); | |
1403 | }else{ | ||
1404 | ✗ | ptr16 = (uint16_t*)(s->picture_ptr->data[c] + 2*(linesize * (v * mb_y + y)) + 2*(h * mb_x + x)); //FIXME optimize this crap | |
1405 | ✗ | PREDICT(pred, ptr16[-linesize-1], ptr16[-linesize], ptr16[-1], predictor); | |
1406 | |||
1407 | ✗ | pred &= mask; | |
1408 | ✗ | *ptr16= pred + ((unsigned)dc << point_transform); | |
1409 | } | ||
1410 | |||
1411 |
2/2✓ Branch 0 taken 15066200 times.
✓ Branch 1 taken 7533100 times.
|
22599300 | if (++x == h) { |
1412 | 15066200 | x = 0; | |
1413 | 15066200 | y++; | |
1414 | } | ||
1415 | } | ||
1416 | } | ||
1417 | } | ||
1418 |
1/4✗ Branch 0 not taken.
✓ Branch 1 taken 3816050 times.
✗ Branch 2 not taken.
✗ Branch 3 not taken.
|
3816050 | if (s->restart_interval && !--s->restart_count) { |
1419 | ✗ | align_get_bits(&s->gb); | |
1420 | ✗ | skip_bits(&s->gb, 16); /* skip RSTn */ | |
1421 | } | ||
1422 | } | ||
1423 | } | ||
1424 | 200 | return 0; | |
1425 | } | ||
1426 | |||
1427 | 786684 | static av_always_inline void mjpeg_copy_block(MJpegDecodeContext *s, | |
1428 | uint8_t *dst, const uint8_t *src, | ||
1429 | int linesize, int lowres) | ||
1430 | { | ||
1431 |
1/5✓ Branch 0 taken 786684 times.
✗ Branch 1 not taken.
✗ Branch 2 not taken.
✗ Branch 3 not taken.
✗ Branch 4 not taken.
|
786684 | switch (lowres) { |
1432 | 786684 | case 0: s->copy_block(dst, src, linesize, 8); | |
1433 | 786684 | break; | |
1434 | ✗ | case 1: copy_block4(dst, src, linesize, linesize, 4); | |
1435 | ✗ | break; | |
1436 | ✗ | case 2: copy_block2(dst, src, linesize, linesize, 2); | |
1437 | ✗ | break; | |
1438 | ✗ | case 3: *dst = *src; | |
1439 | ✗ | break; | |
1440 | } | ||
1441 | 786684 | } | |
1442 | |||
1443 | 11750 | static void shift_output(MJpegDecodeContext *s, uint8_t *ptr, int linesize) | |
1444 | { | ||
1445 | int block_x, block_y; | ||
1446 | 11750 | int size = 8 >> s->avctx->lowres; | |
1447 |
1/2✓ Branch 0 taken 11750 times.
✗ Branch 1 not taken.
|
11750 | if (s->bits > 8) { |
1448 |
2/2✓ Branch 0 taken 94000 times.
✓ Branch 1 taken 11750 times.
|
105750 | for (block_y=0; block_y<size; block_y++) |
1449 |
2/2✓ Branch 0 taken 752000 times.
✓ Branch 1 taken 94000 times.
|
846000 | for (block_x=0; block_x<size; block_x++) |
1450 | 752000 | *(uint16_t*)(ptr + 2*block_x + block_y*linesize) <<= 16 - s->bits; | |
1451 | } else { | ||
1452 | ✗ | for (block_y=0; block_y<size; block_y++) | |
1453 | ✗ | for (block_x=0; block_x<size; block_x++) | |
1454 | ✗ | *(ptr + block_x + block_y*linesize) <<= 8 - s->bits; | |
1455 | } | ||
1456 | 11750 | } | |
1457 | |||
1458 | 2151 | static int mjpeg_decode_scan(MJpegDecodeContext *s, int nb_components, int Ah, | |
1459 | int Al, const uint8_t *mb_bitmask, | ||
1460 | int mb_bitmask_size, | ||
1461 | const AVFrame *reference) | ||
1462 | { | ||
1463 | int i, mb_x, mb_y, chroma_h_shift, chroma_v_shift, chroma_width, chroma_height; | ||
1464 | uint8_t *data[MAX_COMPONENTS]; | ||
1465 | const uint8_t *reference_data[MAX_COMPONENTS]; | ||
1466 | int linesize[MAX_COMPONENTS]; | ||
1467 | 2151 | GetBitContext mb_bitmask_gb = {0}; // initialize to silence gcc warning | |
1468 |
2/2✓ Branch 0 taken 1 times.
✓ Branch 1 taken 2150 times.
|
2151 | int bytes_per_pixel = 1 + (s->bits > 8); |
1469 | |||
1470 |
2/2✓ Branch 0 taken 31 times.
✓ Branch 1 taken 2120 times.
|
2151 | if (mb_bitmask) { |
1471 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 31 times.
|
31 | if (mb_bitmask_size != (s->mb_width * s->mb_height + 7)>>3) { |
1472 | ✗ | av_log(s->avctx, AV_LOG_ERROR, "mb_bitmask_size mismatches\n"); | |
1473 | ✗ | return AVERROR_INVALIDDATA; | |
1474 | } | ||
1475 | 31 | init_get_bits(&mb_bitmask_gb, mb_bitmask, s->mb_width * s->mb_height); | |
1476 | } | ||
1477 | |||
1478 | 2151 | s->restart_count = 0; | |
1479 | |||
1480 | 2151 | av_pix_fmt_get_chroma_sub_sample(s->avctx->pix_fmt, &chroma_h_shift, | |
1481 | &chroma_v_shift); | ||
1482 | 2151 | chroma_width = AV_CEIL_RSHIFT(s->width, chroma_h_shift); | |
1483 | 2151 | chroma_height = AV_CEIL_RSHIFT(s->height, chroma_v_shift); | |
1484 | |||
1485 |
2/2✓ Branch 0 taken 6445 times.
✓ Branch 1 taken 2151 times.
|
8596 | for (i = 0; i < nb_components; i++) { |
1486 | 6445 | int c = s->comp_index[i]; | |
1487 | 6445 | data[c] = s->picture_ptr->data[c]; | |
1488 |
2/2✓ Branch 0 taken 93 times.
✓ Branch 1 taken 6352 times.
|
6445 | reference_data[c] = reference ? reference->data[c] : NULL; |
1489 | 6445 | linesize[c] = s->linesize[c]; | |
1490 | 6445 | s->coefs_finished[c] |= 1; | |
1491 | } | ||
1492 | |||
1493 |
2/2✓ Branch 0 taken 28923 times.
✓ Branch 1 taken 2151 times.
|
31074 | for (mb_y = 0; mb_y < s->mb_height; mb_y++) { |
1494 |
2/2✓ Branch 0 taken 808133 times.
✓ Branch 1 taken 28923 times.
|
837056 | for (mb_x = 0; mb_x < s->mb_width; mb_x++) { |
1495 |
4/4✓ Branch 0 taken 148800 times.
✓ Branch 1 taken 659333 times.
✓ Branch 3 taken 131114 times.
✓ Branch 4 taken 17686 times.
|
808133 | const int copy_mb = mb_bitmask && !get_bits1(&mb_bitmask_gb); |
1496 | |||
1497 |
4/4✓ Branch 0 taken 59850 times.
✓ Branch 1 taken 748283 times.
✓ Branch 2 taken 2850 times.
✓ Branch 3 taken 57000 times.
|
808133 | if (s->restart_interval && !s->restart_count) |
1498 | 2850 | s->restart_count = s->restart_interval; | |
1499 | |||
1500 |
1/2✗ Branch 1 not taken.
✓ Branch 2 taken 808133 times.
|
808133 | if (get_bits_left(&s->gb) < 0) { |
1501 | ✗ | av_log(s->avctx, AV_LOG_ERROR, "overread %d\n", | |
1502 | ✗ | -get_bits_left(&s->gb)); | |
1503 | ✗ | return AVERROR_INVALIDDATA; | |
1504 | } | ||
1505 |
2/2✓ Branch 0 taken 2400683 times.
✓ Branch 1 taken 808133 times.
|
3208816 | for (i = 0; i < nb_components; i++) { |
1506 | uint8_t *ptr; | ||
1507 | int n, h, v, x, y, c, j; | ||
1508 | int block_offset; | ||
1509 | 2400683 | n = s->nb_blocks[i]; | |
1510 | 2400683 | c = s->comp_index[i]; | |
1511 | 2400683 | h = s->h_scount[i]; | |
1512 | 2400683 | v = s->v_scount[i]; | |
1513 | 2400683 | x = 0; | |
1514 | 2400683 | y = 0; | |
1515 |
2/2✓ Branch 0 taken 4821902 times.
✓ Branch 1 taken 2400683 times.
|
7222585 | for (j = 0; j < n; j++) { |
1516 | 4821902 | block_offset = (((linesize[c] * (v * mb_y + y) * 8) + | |
1517 | 4821902 | (h * mb_x + x) * 8 * bytes_per_pixel) >> s->avctx->lowres); | |
1518 | |||
1519 |
4/4✓ Branch 0 taken 90560 times.
✓ Branch 1 taken 4731342 times.
✓ Branch 2 taken 45280 times.
✓ Branch 3 taken 45280 times.
|
4821902 | if (s->interlaced && s->bottom_field) |
1520 | 45280 | block_offset += linesize[c] >> 1; | |
1521 |
6/6✓ Branch 0 taken 3845811 times.
✓ Branch 1 taken 976091 times.
✓ Branch 2 taken 2869820 times.
✓ Branch 3 taken 975991 times.
✓ Branch 4 taken 4819453 times.
✓ Branch 5 taken 2449 times.
|
4821902 | if ( 8*(h * mb_x + x) < ((c == 1) || (c == 2) ? chroma_width : s->width) |
1522 |
6/6✓ Branch 0 taken 3843370 times.
✓ Branch 1 taken 976083 times.
✓ Branch 2 taken 2867379 times.
✓ Branch 3 taken 975991 times.
✓ Branch 4 taken 4813344 times.
✓ Branch 5 taken 6109 times.
|
4819453 | && 8*(v * mb_y + y) < ((c == 1) || (c == 2) ? chroma_height : s->height)) { |
1523 | 4813344 | ptr = data[c] + block_offset; | |
1524 | } else | ||
1525 | 8558 | ptr = NULL; | |
1526 |
2/2✓ Branch 0 taken 4821026 times.
✓ Branch 1 taken 876 times.
|
4821902 | if (!s->progressive) { |
1527 |
2/2✓ Branch 0 taken 786684 times.
✓ Branch 1 taken 4034342 times.
|
4821026 | if (copy_mb) { |
1528 |
1/2✓ Branch 0 taken 786684 times.
✗ Branch 1 not taken.
|
786684 | if (ptr) |
1529 | 786684 | mjpeg_copy_block(s, ptr, reference_data[c] + block_offset, | |
1530 | 786684 | linesize[c], s->avctx->lowres); | |
1531 | |||
1532 | } else { | ||
1533 | 4034342 | s->bdsp.clear_block(s->block); | |
1534 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 4034342 times.
|
4034342 | if (decode_block(s, s->block, i, |
1535 | s->dc_index[i], s->ac_index[i], | ||
1536 | 4034342 | s->quant_matrixes[s->quant_sindex[i]]) < 0) { | |
1537 | ✗ | av_log(s->avctx, AV_LOG_ERROR, | |
1538 | "error y=%d x=%d\n", mb_y, mb_x); | ||
1539 | ✗ | return AVERROR_INVALIDDATA; | |
1540 | } | ||
1541 |
3/4✓ Branch 0 taken 4025800 times.
✓ Branch 1 taken 8542 times.
✓ Branch 2 taken 4025800 times.
✗ Branch 3 not taken.
|
4034342 | if (ptr && linesize[c]) { |
1542 | 4025800 | s->idsp.idct_put(ptr, linesize[c], s->block); | |
1543 |
2/2✓ Branch 0 taken 11750 times.
✓ Branch 1 taken 4014050 times.
|
4025800 | if (s->bits & 7) |
1544 | 11750 | shift_output(s, ptr, linesize[c]); | |
1545 | } | ||
1546 | } | ||
1547 | } else { | ||
1548 | 876 | int block_idx = s->block_stride[c] * (v * mb_y + y) + | |
1549 | 876 | (h * mb_x + x); | |
1550 | 876 | int16_t *block = s->blocks[c][block_idx]; | |
1551 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 876 times.
|
876 | if (Ah) |
1552 | ✗ | block[0] += get_bits1(&s->gb) * | |
1553 | ✗ | s->quant_matrixes[s->quant_sindex[i]][0] << Al; | |
1554 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 876 times.
|
876 | else if (decode_dc_progressive(s, block, i, s->dc_index[i], |
1555 | 876 | s->quant_matrixes[s->quant_sindex[i]], | |
1556 | Al) < 0) { | ||
1557 | ✗ | av_log(s->avctx, AV_LOG_ERROR, | |
1558 | "error y=%d x=%d\n", mb_y, mb_x); | ||
1559 | ✗ | return AVERROR_INVALIDDATA; | |
1560 | } | ||
1561 | } | ||
1562 | ff_dlog(s->avctx, "mb: %d %d processed\n", mb_y, mb_x); | ||
1563 | ff_dlog(s->avctx, "%d %d %d %d %d %d %d %d \n", | ||
1564 | mb_x, mb_y, x, y, c, s->bottom_field, | ||
1565 | (v * mb_y + y) * 8, (h * mb_x + x) * 8); | ||
1566 |
2/2✓ Branch 0 taken 3512577 times.
✓ Branch 1 taken 1309325 times.
|
4821902 | if (++x == h) { |
1567 | 3512577 | x = 0; | |
1568 | 3512577 | y++; | |
1569 | } | ||
1570 | } | ||
1571 | } | ||
1572 | |||
1573 | 808133 | handle_rstn(s, nb_components); | |
1574 | } | ||
1575 | } | ||
1576 | 2151 | return 0; | |
1577 | } | ||
1578 | |||
1579 | 59 | static int mjpeg_decode_scan_progressive_ac(MJpegDecodeContext *s, int ss, | |
1580 | int se, int Ah, int Al) | ||
1581 | { | ||
1582 | int mb_x, mb_y; | ||
1583 | 59 | int EOBRUN = 0; | |
1584 | 59 | int c = s->comp_index[0]; | |
1585 | 59 | uint16_t *quant_matrix = s->quant_matrixes[s->quant_sindex[0]]; | |
1586 | |||
1587 |
3/6✓ Branch 0 taken 59 times.
✗ Branch 1 not taken.
✓ Branch 2 taken 59 times.
✗ Branch 3 not taken.
✗ Branch 4 not taken.
✓ Branch 5 taken 59 times.
|
59 | av_assert0(ss>=0 && Ah>=0 && Al>=0); |
1588 |
2/4✓ Branch 0 taken 59 times.
✗ Branch 1 not taken.
✗ Branch 2 not taken.
✓ Branch 3 taken 59 times.
|
59 | if (se < ss || se > 63) { |
1589 | ✗ | av_log(s->avctx, AV_LOG_ERROR, "SS/SE %d/%d is invalid\n", ss, se); | |
1590 | ✗ | return AVERROR_INVALIDDATA; | |
1591 | } | ||
1592 | |||
1593 | // s->coefs_finished is a bitmask for coefficients coded | ||
1594 | // ss and se are parameters telling start and end coefficients | ||
1595 | 59 | s->coefs_finished[c] |= (2ULL << se) - (1ULL << ss); | |
1596 | |||
1597 | 59 | s->restart_count = 0; | |
1598 | |||
1599 |
2/2✓ Branch 0 taken 412 times.
✓ Branch 1 taken 59 times.
|
471 | for (mb_y = 0; mb_y < s->mb_height; mb_y++) { |
1600 | 412 | int block_idx = mb_y * s->block_stride[c]; | |
1601 | 412 | int16_t (*block)[64] = &s->blocks[c][block_idx]; | |
1602 | 412 | uint8_t *last_nnz = &s->last_nnz[c][block_idx]; | |
1603 |
1/2✗ Branch 1 not taken.
✓ Branch 2 taken 412 times.
|
412 | if (get_bits_left(&s->gb) <= 0) { |
1604 | ✗ | av_log(s->avctx, AV_LOG_ERROR, "bitstream truncated in mjpeg_decode_scan_progressive_ac\n"); | |
1605 | ✗ | return AVERROR_INVALIDDATA; | |
1606 | } | ||
1607 |
2/2✓ Branch 0 taken 2416 times.
✓ Branch 1 taken 412 times.
|
2828 | for (mb_x = 0; mb_x < s->mb_width; mb_x++, block++, last_nnz++) { |
1608 | int ret; | ||
1609 |
1/4✗ Branch 0 not taken.
✓ Branch 1 taken 2416 times.
✗ Branch 2 not taken.
✗ Branch 3 not taken.
|
2416 | if (s->restart_interval && !s->restart_count) |
1610 | ✗ | s->restart_count = s->restart_interval; | |
1611 | |||
1612 |
2/2✓ Branch 0 taken 1080 times.
✓ Branch 1 taken 1336 times.
|
2416 | if (Ah) |
1613 | 1080 | ret = decode_block_refinement(s, *block, last_nnz, s->ac_index[0], | |
1614 | quant_matrix, ss, se, Al, &EOBRUN); | ||
1615 | else | ||
1616 | 1336 | ret = decode_block_progressive(s, *block, last_nnz, s->ac_index[0], | |
1617 | quant_matrix, ss, se, Al, &EOBRUN); | ||
1618 | |||
1619 |
2/4✓ Branch 0 taken 2416 times.
✗ Branch 1 not taken.
✗ Branch 3 not taken.
✓ Branch 4 taken 2416 times.
|
2416 | if (ret >= 0 && get_bits_left(&s->gb) < 0) |
1620 | ✗ | ret = AVERROR_INVALIDDATA; | |
1621 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 2416 times.
|
2416 | if (ret < 0) { |
1622 | ✗ | av_log(s->avctx, AV_LOG_ERROR, | |
1623 | "error y=%d x=%d\n", mb_y, mb_x); | ||
1624 | ✗ | return AVERROR_INVALIDDATA; | |
1625 | } | ||
1626 | |||
1627 |
1/2✗ Branch 1 not taken.
✓ Branch 2 taken 2416 times.
|
2416 | if (handle_rstn(s, 0)) |
1628 | ✗ | EOBRUN = 0; | |
1629 | } | ||
1630 | } | ||
1631 | 59 | return 0; | |
1632 | } | ||
1633 | |||
1634 | 7 | static void mjpeg_idct_scan_progressive_ac(MJpegDecodeContext *s) | |
1635 | { | ||
1636 | int mb_x, mb_y; | ||
1637 | int c; | ||
1638 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 7 times.
|
7 | const int bytes_per_pixel = 1 + (s->bits > 8); |
1639 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 7 times.
|
7 | const int block_size = s->lossless ? 1 : 8; |
1640 | |||
1641 |
2/2✓ Branch 0 taken 21 times.
✓ Branch 1 taken 7 times.
|
28 | for (c = 0; c < s->nb_components; c++) { |
1642 | 21 | uint8_t *data = s->picture_ptr->data[c]; | |
1643 | 21 | int linesize = s->linesize[c]; | |
1644 | 21 | int h = s->h_max / s->h_count[c]; | |
1645 | 21 | int v = s->v_max / s->v_count[c]; | |
1646 | 21 | int mb_width = (s->width + h * block_size - 1) / (h * block_size); | |
1647 | 21 | int mb_height = (s->height + v * block_size - 1) / (v * block_size); | |
1648 | |||
1649 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 21 times.
|
21 | if (~s->coefs_finished[c]) |
1650 | ✗ | av_log(s->avctx, AV_LOG_WARNING, "component %d is incomplete\n", c); | |
1651 | |||
1652 |
1/4✗ Branch 0 not taken.
✓ Branch 1 taken 21 times.
✗ Branch 2 not taken.
✗ Branch 3 not taken.
|
21 | if (s->interlaced && s->bottom_field) |
1653 | ✗ | data += linesize >> 1; | |
1654 | |||
1655 |
2/2✓ Branch 0 taken 153 times.
✓ Branch 1 taken 21 times.
|
174 | for (mb_y = 0; mb_y < mb_height; mb_y++) { |
1656 | 153 | uint8_t *ptr = data + (mb_y * linesize * 8 >> s->avctx->lowres); | |
1657 | 153 | int block_idx = mb_y * s->block_stride[c]; | |
1658 | 153 | int16_t (*block)[64] = &s->blocks[c][block_idx]; | |
1659 |
2/2✓ Branch 0 taken 860 times.
✓ Branch 1 taken 153 times.
|
1013 | for (mb_x = 0; mb_x < mb_width; mb_x++, block++) { |
1660 | 860 | s->idsp.idct_put(ptr, linesize, *block); | |
1661 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 860 times.
|
860 | if (s->bits & 7) |
1662 | ✗ | shift_output(s, ptr, linesize); | |
1663 | 860 | ptr += bytes_per_pixel*8 >> s->avctx->lowres; | |
1664 | } | ||
1665 | } | ||
1666 | } | ||
1667 | 7 | } | |
1668 | |||
1669 | 2623 | int ff_mjpeg_decode_sos(MJpegDecodeContext *s, const uint8_t *mb_bitmask, | |
1670 | int mb_bitmask_size, const AVFrame *reference) | ||
1671 | { | ||
1672 | int len, nb_components, i, h, v, predictor, point_transform; | ||
1673 | int index, id, ret; | ||
1674 |
2/2✓ Branch 0 taken 413 times.
✓ Branch 1 taken 2210 times.
|
2623 | const int block_size = s->lossless ? 1 : 8; |
1675 | int ilv, prev_shift; | ||
1676 | |||
1677 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 2623 times.
|
2623 | if (!s->got_picture) { |
1678 | ✗ | av_log(s->avctx, AV_LOG_WARNING, | |
1679 | "Can not process SOS before SOF, skipping\n"); | ||
1680 | ✗ | return -1; | |
1681 | } | ||
1682 | |||
1683 | /* XXX: verify len field validity */ | ||
1684 | 2623 | len = get_bits(&s->gb, 16); | |
1685 | 2623 | nb_components = get_bits(&s->gb, 8); | |
1686 |
2/4✓ Branch 0 taken 2623 times.
✗ Branch 1 not taken.
✗ Branch 2 not taken.
✓ Branch 3 taken 2623 times.
|
2623 | if (nb_components == 0 || nb_components > MAX_COMPONENTS) { |
1687 | ✗ | avpriv_report_missing_feature(s->avctx, | |
1688 | "decode_sos: nb_components (%d)", | ||
1689 | nb_components); | ||
1690 | ✗ | return AVERROR_PATCHWELCOME; | |
1691 | } | ||
1692 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 2623 times.
|
2623 | if (len != 6 + 2 * nb_components) { |
1693 | ✗ | av_log(s->avctx, AV_LOG_ERROR, "decode_sos: invalid len (%d)\n", len); | |
1694 | ✗ | return AVERROR_INVALIDDATA; | |
1695 | } | ||
1696 |
2/2✓ Branch 0 taken 7727 times.
✓ Branch 1 taken 2623 times.
|
10350 | for (i = 0; i < nb_components; i++) { |
1697 | 7727 | id = get_bits(&s->gb, 8); | |
1698 | 7727 | av_log(s->avctx, AV_LOG_DEBUG, "component: %d\n", id); | |
1699 | /* find component index */ | ||
1700 |
1/2✓ Branch 0 taken 15443 times.
✗ Branch 1 not taken.
|
15443 | for (index = 0; index < s->nb_components; index++) |
1701 |
2/2✓ Branch 0 taken 7727 times.
✓ Branch 1 taken 7716 times.
|
15443 | if (id == s->component_id[index]) |
1702 | 7727 | break; | |
1703 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 7727 times.
|
7727 | if (index == s->nb_components) { |
1704 | ✗ | av_log(s->avctx, AV_LOG_ERROR, | |
1705 | "decode_sos: index(%d) out of components\n", index); | ||
1706 | ✗ | return AVERROR_INVALIDDATA; | |
1707 | } | ||
1708 | /* Metasoft MJPEG codec has Cb and Cr swapped */ | ||
1709 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 7727 times.
|
7727 | if (s->avctx->codec_tag == MKTAG('M', 'T', 'S', 'J') |
1710 | ✗ | && nb_components == 3 && s->nb_components == 3 && i) | |
1711 | ✗ | index = 3 - i; | |
1712 | |||
1713 | 7727 | s->quant_sindex[i] = s->quant_index[index]; | |
1714 | 7727 | s->nb_blocks[i] = s->h_count[index] * s->v_count[index]; | |
1715 | 7727 | s->h_scount[i] = s->h_count[index]; | |
1716 | 7727 | s->v_scount[i] = s->v_count[index]; | |
1717 | |||
1718 | 7727 | s->comp_index[i] = index; | |
1719 | |||
1720 | 7727 | s->dc_index[i] = get_bits(&s->gb, 4); | |
1721 | 7727 | s->ac_index[i] = get_bits(&s->gb, 4); | |
1722 | |||
1723 |
2/4✓ Branch 0 taken 7727 times.
✗ Branch 1 not taken.
✓ Branch 2 taken 7727 times.
✗ Branch 3 not taken.
|
7727 | if (s->dc_index[i] < 0 || s->ac_index[i] < 0 || |
1724 |
2/4✓ Branch 0 taken 7727 times.
✗ Branch 1 not taken.
✗ Branch 2 not taken.
✓ Branch 3 taken 7727 times.
|
7727 | s->dc_index[i] >= 4 || s->ac_index[i] >= 4) |
1725 | ✗ | goto out_of_range; | |
1726 |
5/8✓ Branch 0 taken 7727 times.
✗ Branch 1 not taken.
✓ Branch 2 taken 80 times.
✓ Branch 3 taken 7647 times.
✗ Branch 4 not taken.
✓ Branch 5 taken 80 times.
✗ Branch 6 not taken.
✓ Branch 7 taken 7647 times.
|
7727 | if (!s->vlcs[0][s->dc_index[i]].table || !(s->progressive ? s->vlcs[2][s->ac_index[0]].table : s->vlcs[1][s->ac_index[i]].table)) |
1727 | ✗ | goto out_of_range; | |
1728 | } | ||
1729 | |||
1730 | 2623 | predictor = get_bits(&s->gb, 8); /* JPEG Ss / lossless JPEG predictor /JPEG-LS NEAR */ | |
1731 | 2623 | ilv = get_bits(&s->gb, 8); /* JPEG Se / JPEG-LS ILV */ | |
1732 |
1/2✓ Branch 0 taken 2623 times.
✗ Branch 1 not taken.
|
2623 | if(s->avctx->codec_tag != AV_RL32("CJPG")){ |
1733 | 2623 | prev_shift = get_bits(&s->gb, 4); /* Ah */ | |
1734 | 2623 | point_transform = get_bits(&s->gb, 4); /* Al */ | |
1735 | }else | ||
1736 | ✗ | prev_shift = point_transform = 0; | |
1737 | |||
1738 |
2/2✓ Branch 0 taken 2552 times.
✓ Branch 1 taken 71 times.
|
2623 | if (nb_components > 1) { |
1739 | /* interleaved stream */ | ||
1740 | 2552 | s->mb_width = (s->width + s->h_max * block_size - 1) / (s->h_max * block_size); | |
1741 | 2552 | s->mb_height = (s->height + s->v_max * block_size - 1) / (s->v_max * block_size); | |
1742 |
2/2✓ Branch 0 taken 63 times.
✓ Branch 1 taken 8 times.
|
71 | } else if (!s->ls) { /* skip this for JPEG-LS */ |
1743 | 63 | h = s->h_max / s->h_scount[0]; | |
1744 | 63 | v = s->v_max / s->v_scount[0]; | |
1745 | 63 | s->mb_width = (s->width + h * block_size - 1) / (h * block_size); | |
1746 | 63 | s->mb_height = (s->height + v * block_size - 1) / (v * block_size); | |
1747 | 63 | s->nb_blocks[0] = 1; | |
1748 | 63 | s->h_scount[0] = 1; | |
1749 | 63 | s->v_scount[0] = 1; | |
1750 | } | ||
1751 | |||
1752 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 2623 times.
|
2623 | if (s->avctx->debug & FF_DEBUG_PICT_INFO) |
1753 | ✗ | av_log(s->avctx, AV_LOG_DEBUG, "%s %s p:%d >>:%d ilv:%d bits:%d skip:%d %s comp:%d\n", | |
1754 | ✗ | s->lossless ? "lossless" : "sequential DCT", s->rgb ? "RGB" : "", | |
1755 | predictor, point_transform, ilv, s->bits, s->mjpb_skiptosod, | ||
1756 | ✗ | s->pegasus_rct ? "PRCT" : (s->rct ? "RCT" : ""), nb_components); | |
1757 | |||
1758 | |||
1759 | /* mjpeg-b can have padding bytes between sos and image data, skip them */ | ||
1760 |
2/2✓ Branch 0 taken 1342 times.
✓ Branch 1 taken 2623 times.
|
3965 | for (i = s->mjpb_skiptosod; i > 0; i--) |
1761 | 1342 | skip_bits(&s->gb, 8); | |
1762 | |||
1763 | 2623 | next_field: | |
1764 |
2/2✓ Branch 0 taken 7727 times.
✓ Branch 1 taken 2623 times.
|
10350 | for (i = 0; i < nb_components; i++) |
1765 | 7727 | s->last_dc[i] = (4 << s->bits); | |
1766 | |||
1767 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 2623 times.
|
2623 | if (s->avctx->hwaccel) { |
1768 | ✗ | int bytes_to_start = get_bits_count(&s->gb) / 8; | |
1769 | ✗ | av_assert0(bytes_to_start >= 0 && | |
1770 | s->raw_scan_buffer_size >= bytes_to_start); | ||
1771 | |||
1772 | ✗ | ret = FF_HW_CALL(s->avctx, decode_slice, | |
1773 | s->raw_scan_buffer + bytes_to_start, | ||
1774 | s->raw_scan_buffer_size - bytes_to_start); | ||
1775 | ✗ | if (ret < 0) | |
1776 | ✗ | return ret; | |
1777 | |||
1778 |
2/2✓ Branch 0 taken 413 times.
✓ Branch 1 taken 2210 times.
|
2623 | } else if (s->lossless) { |
1779 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 413 times.
|
413 | av_assert0(s->picture_ptr == s->picture); |
1780 |
2/2✓ Branch 0 taken 213 times.
✓ Branch 1 taken 200 times.
|
413 | if (CONFIG_JPEGLS_DECODER && s->ls) { |
1781 | // for () { | ||
1782 | // reset_ls_coding_parameters(s, 0); | ||
1783 | |||
1784 |
1/2✗ Branch 1 not taken.
✓ Branch 2 taken 213 times.
|
213 | if ((ret = ff_jpegls_decode_picture(s, predictor, |
1785 | point_transform, ilv)) < 0) | ||
1786 | ✗ | return ret; | |
1787 | } else { | ||
1788 |
2/4✓ Branch 0 taken 200 times.
✗ Branch 1 not taken.
✗ Branch 2 not taken.
✓ Branch 3 taken 200 times.
|
200 | if (s->rgb || s->bayer) { |
1789 | ✗ | if ((ret = ljpeg_decode_rgb_scan(s, nb_components, predictor, point_transform)) < 0) | |
1790 | ✗ | return ret; | |
1791 | } else { | ||
1792 |
1/2✗ Branch 1 not taken.
✓ Branch 2 taken 200 times.
|
200 | if ((ret = ljpeg_decode_yuv_scan(s, predictor, |
1793 | point_transform, | ||
1794 | nb_components)) < 0) | ||
1795 | ✗ | return ret; | |
1796 | } | ||
1797 | } | ||
1798 | } else { | ||
1799 |
4/4✓ Branch 0 taken 68 times.
✓ Branch 1 taken 2142 times.
✓ Branch 2 taken 59 times.
✓ Branch 3 taken 9 times.
|
2210 | if (s->progressive && predictor) { |
1800 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 59 times.
|
59 | av_assert0(s->picture_ptr == s->picture); |
1801 |
1/2✗ Branch 1 not taken.
✓ Branch 2 taken 59 times.
|
59 | if ((ret = mjpeg_decode_scan_progressive_ac(s, predictor, |
1802 | ilv, prev_shift, | ||
1803 | point_transform)) < 0) | ||
1804 | ✗ | return ret; | |
1805 | } else { | ||
1806 |
1/2✗ Branch 1 not taken.
✓ Branch 2 taken 2151 times.
|
2151 | if ((ret = mjpeg_decode_scan(s, nb_components, |
1807 | prev_shift, point_transform, | ||
1808 | mb_bitmask, mb_bitmask_size, reference)) < 0) | ||
1809 | ✗ | return ret; | |
1810 | } | ||
1811 | } | ||
1812 | |||
1813 |
4/4✓ Branch 0 taken 38 times.
✓ Branch 1 taken 2585 times.
✓ Branch 2 taken 25 times.
✓ Branch 3 taken 13 times.
|
2661 | if (s->interlaced && |
1814 |
2/2✓ Branch 1 taken 10 times.
✓ Branch 2 taken 15 times.
|
63 | get_bits_left(&s->gb) > 32 && |
1815 | 25 | show_bits(&s->gb, 8) == 0xFF) { | |
1816 | 10 | GetBitContext bak = s->gb; | |
1817 | 10 | align_get_bits(&bak); | |
1818 |
1/2✗ Branch 1 not taken.
✓ Branch 2 taken 10 times.
|
10 | if (show_bits(&bak, 16) == 0xFFD1) { |
1819 | ✗ | av_log(s->avctx, AV_LOG_DEBUG, "AVRn interlaced picture marker found\n"); | |
1820 | ✗ | s->gb = bak; | |
1821 | ✗ | skip_bits(&s->gb, 16); | |
1822 | ✗ | s->bottom_field ^= 1; | |
1823 | |||
1824 | ✗ | goto next_field; | |
1825 | } | ||
1826 | } | ||
1827 | |||
1828 | 2623 | emms_c(); | |
1829 | 2623 | return 0; | |
1830 | ✗ | out_of_range: | |
1831 | ✗ | av_log(s->avctx, AV_LOG_ERROR, "decode_sos: ac/dc index out of range\n"); | |
1832 | ✗ | return AVERROR_INVALIDDATA; | |
1833 | } | ||
1834 | |||
1835 | 216 | static int mjpeg_decode_dri(MJpegDecodeContext *s) | |
1836 | { | ||
1837 |
1/2✗ Branch 1 not taken.
✓ Branch 2 taken 216 times.
|
216 | if (get_bits(&s->gb, 16) != 4) |
1838 | ✗ | return AVERROR_INVALIDDATA; | |
1839 | 216 | s->restart_interval = get_bits(&s->gb, 16); | |
1840 | 216 | s->restart_count = 0; | |
1841 | 216 | av_log(s->avctx, AV_LOG_DEBUG, "restart interval: %d\n", | |
1842 | s->restart_interval); | ||
1843 | |||
1844 | 216 | return 0; | |
1845 | } | ||
1846 | |||
1847 | 227 | static int mjpeg_decode_app(MJpegDecodeContext *s) | |
1848 | { | ||
1849 | int len, id, i; | ||
1850 | |||
1851 | 227 | len = get_bits(&s->gb, 16); | |
1852 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 227 times.
|
227 | if (len < 2) |
1853 | ✗ | return AVERROR_INVALIDDATA; | |
1854 | 227 | len -= 2; | |
1855 | |||
1856 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 227 times.
|
227 | if (len < 4) { |
1857 | ✗ | if (s->avctx->err_recognition & AV_EF_EXPLODE) | |
1858 | ✗ | return AVERROR_INVALIDDATA; | |
1859 | ✗ | av_log(s->avctx, AV_LOG_VERBOSE, "skipping APPx stub (len=%" PRId32 ")\n", len); | |
1860 | ✗ | goto out; | |
1861 | } | ||
1862 | |||
1863 |
1/2✗ Branch 1 not taken.
✓ Branch 2 taken 227 times.
|
227 | if (8 * len > get_bits_left(&s->gb)) |
1864 | ✗ | return AVERROR_INVALIDDATA; | |
1865 | |||
1866 | 227 | id = get_bits_long(&s->gb, 32); | |
1867 | 227 | len -= 4; | |
1868 | |||
1869 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 227 times.
|
227 | if (s->avctx->debug & FF_DEBUG_STARTCODE) |
1870 | ✗ | av_log(s->avctx, AV_LOG_DEBUG, "APPx (%s / %8X) len=%d\n", | |
1871 | ✗ | av_fourcc2str(av_bswap32(id)), id, len); | |
1872 | |||
1873 | /* Buggy AVID, it puts EOI only at every 10th frame. */ | ||
1874 | /* Also, this fourcc is used by non-avid files too, it holds some | ||
1875 | information, but it's always present in AVID-created files. */ | ||
1876 |
2/2✓ Branch 0 taken 18 times.
✓ Branch 1 taken 209 times.
|
227 | if (id == AV_RB32("AVI1")) { |
1877 | /* structure: | ||
1878 | 4bytes AVI1 | ||
1879 | 1bytes polarity | ||
1880 | 1bytes always zero | ||
1881 | 4bytes field_size | ||
1882 | 4bytes field_size_less_padding | ||
1883 | */ | ||
1884 | 18 | s->buggy_avid = 1; | |
1885 | 18 | i = get_bits(&s->gb, 8); len--; | |
1886 | 18 | av_log(s->avctx, AV_LOG_DEBUG, "polarity %d\n", i); | |
1887 | 18 | goto out; | |
1888 | } | ||
1889 | |||
1890 |
2/2✓ Branch 0 taken 148 times.
✓ Branch 1 taken 61 times.
|
209 | if (id == AV_RB32("JFIF")) { |
1891 | int t_w, t_h, v1, v2; | ||
1892 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 148 times.
|
148 | if (len < 8) |
1893 | ✗ | goto out; | |
1894 | 148 | skip_bits(&s->gb, 8); /* the trailing zero-byte */ | |
1895 | 148 | v1 = get_bits(&s->gb, 8); | |
1896 | 148 | v2 = get_bits(&s->gb, 8); | |
1897 | 148 | skip_bits(&s->gb, 8); | |
1898 | |||
1899 | 148 | s->avctx->sample_aspect_ratio.num = get_bits(&s->gb, 16); | |
1900 | 148 | s->avctx->sample_aspect_ratio.den = get_bits(&s->gb, 16); | |
1901 |
1/2✓ Branch 0 taken 148 times.
✗ Branch 1 not taken.
|
148 | if ( s->avctx->sample_aspect_ratio.num <= 0 |
1902 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 148 times.
|
148 | || s->avctx->sample_aspect_ratio.den <= 0) { |
1903 | ✗ | s->avctx->sample_aspect_ratio.num = 0; | |
1904 | ✗ | s->avctx->sample_aspect_ratio.den = 1; | |
1905 | } | ||
1906 | |||
1907 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 148 times.
|
148 | if (s->avctx->debug & FF_DEBUG_PICT_INFO) |
1908 | ✗ | av_log(s->avctx, AV_LOG_INFO, | |
1909 | "mjpeg: JFIF header found (version: %x.%x) SAR=%d/%d\n", | ||
1910 | v1, v2, | ||
1911 | ✗ | s->avctx->sample_aspect_ratio.num, | |
1912 | ✗ | s->avctx->sample_aspect_ratio.den); | |
1913 | |||
1914 | 148 | len -= 8; | |
1915 |
2/2✓ Branch 0 taken 146 times.
✓ Branch 1 taken 2 times.
|
148 | if (len >= 2) { |
1916 | 146 | t_w = get_bits(&s->gb, 8); | |
1917 | 146 | t_h = get_bits(&s->gb, 8); | |
1918 |
1/4✗ Branch 0 not taken.
✓ Branch 1 taken 146 times.
✗ Branch 2 not taken.
✗ Branch 3 not taken.
|
146 | if (t_w && t_h) { |
1919 | /* skip thumbnail */ | ||
1920 | ✗ | if (len -10 - (t_w * t_h * 3) > 0) | |
1921 | ✗ | len -= t_w * t_h * 3; | |
1922 | } | ||
1923 | 146 | len -= 2; | |
1924 | } | ||
1925 | 148 | goto out; | |
1926 | } | ||
1927 | |||
1928 |
2/2✓ Branch 0 taken 13 times.
✓ Branch 1 taken 48 times.
|
61 | if ( id == AV_RB32("Adob") |
1929 |
1/2✓ Branch 0 taken 13 times.
✗ Branch 1 not taken.
|
13 | && len >= 8 |
1930 |
1/2✓ Branch 1 taken 13 times.
✗ Branch 2 not taken.
|
13 | && show_bits(&s->gb, 8) == 'e' |
1931 |
1/2✓ Branch 1 taken 13 times.
✗ Branch 2 not taken.
|
13 | && show_bits_long(&s->gb, 32) != AV_RB32("e_CM")) { |
1932 | 13 | skip_bits(&s->gb, 8); /* 'e' */ | |
1933 | 13 | skip_bits(&s->gb, 16); /* version */ | |
1934 | 13 | skip_bits(&s->gb, 16); /* flags0 */ | |
1935 | 13 | skip_bits(&s->gb, 16); /* flags1 */ | |
1936 | 13 | s->adobe_transform = get_bits(&s->gb, 8); | |
1937 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 13 times.
|
13 | if (s->avctx->debug & FF_DEBUG_PICT_INFO) |
1938 | ✗ | av_log(s->avctx, AV_LOG_INFO, "mjpeg: Adobe header found, transform=%d\n", s->adobe_transform); | |
1939 | 13 | len -= 8; | |
1940 | 13 | goto out; | |
1941 | } | ||
1942 | |||
1943 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 48 times.
|
48 | if (id == AV_RB32("LJIF")) { |
1944 | ✗ | int rgb = s->rgb; | |
1945 | ✗ | int pegasus_rct = s->pegasus_rct; | |
1946 | ✗ | if (s->avctx->debug & FF_DEBUG_PICT_INFO) | |
1947 | ✗ | av_log(s->avctx, AV_LOG_INFO, | |
1948 | "Pegasus lossless jpeg header found\n"); | ||
1949 | ✗ | skip_bits(&s->gb, 16); /* version ? */ | |
1950 | ✗ | skip_bits(&s->gb, 16); /* unknown always 0? */ | |
1951 | ✗ | skip_bits(&s->gb, 16); /* unknown always 0? */ | |
1952 | ✗ | skip_bits(&s->gb, 16); /* unknown always 0? */ | |
1953 | ✗ | switch (i=get_bits(&s->gb, 8)) { | |
1954 | ✗ | case 1: | |
1955 | ✗ | rgb = 1; | |
1956 | ✗ | pegasus_rct = 0; | |
1957 | ✗ | break; | |
1958 | ✗ | case 2: | |
1959 | ✗ | rgb = 1; | |
1960 | ✗ | pegasus_rct = 1; | |
1961 | ✗ | break; | |
1962 | ✗ | default: | |
1963 | ✗ | av_log(s->avctx, AV_LOG_ERROR, "unknown colorspace %d\n", i); | |
1964 | } | ||
1965 | |||
1966 | ✗ | len -= 9; | |
1967 | ✗ | if (s->bayer) | |
1968 | ✗ | goto out; | |
1969 | ✗ | if (s->got_picture) | |
1970 | ✗ | if (rgb != s->rgb || pegasus_rct != s->pegasus_rct) { | |
1971 | ✗ | av_log(s->avctx, AV_LOG_WARNING, "Mismatching LJIF tag\n"); | |
1972 | ✗ | goto out; | |
1973 | } | ||
1974 | |||
1975 | ✗ | s->rgb = rgb; | |
1976 | ✗ | s->pegasus_rct = pegasus_rct; | |
1977 | |||
1978 | ✗ | goto out; | |
1979 | } | ||
1980 |
3/4✓ Branch 0 taken 8 times.
✓ Branch 1 taken 40 times.
✓ Branch 2 taken 8 times.
✗ Branch 3 not taken.
|
48 | if (id == AV_RL32("colr") && len > 0) { |
1981 | 8 | s->colr = get_bits(&s->gb, 8); | |
1982 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 8 times.
|
8 | if (s->avctx->debug & FF_DEBUG_PICT_INFO) |
1983 | ✗ | av_log(s->avctx, AV_LOG_INFO, "COLR %d\n", s->colr); | |
1984 | 8 | len --; | |
1985 | 8 | goto out; | |
1986 | } | ||
1987 |
1/4✗ Branch 0 not taken.
✓ Branch 1 taken 40 times.
✗ Branch 2 not taken.
✗ Branch 3 not taken.
|
40 | if (id == AV_RL32("xfrm") && len > 0) { |
1988 | ✗ | s->xfrm = get_bits(&s->gb, 8); | |
1989 | ✗ | if (s->avctx->debug & FF_DEBUG_PICT_INFO) | |
1990 | ✗ | av_log(s->avctx, AV_LOG_INFO, "XFRM %d\n", s->xfrm); | |
1991 | ✗ | len --; | |
1992 | ✗ | goto out; | |
1993 | } | ||
1994 | |||
1995 | /* JPS extension by VRex */ | ||
1996 |
1/6✗ Branch 0 not taken.
✓ Branch 1 taken 40 times.
✗ Branch 2 not taken.
✗ Branch 3 not taken.
✗ Branch 4 not taken.
✗ Branch 5 not taken.
|
40 | if (s->start_code == APP3 && id == AV_RB32("_JPS") && len >= 10) { |
1997 | int flags, layout, type; | ||
1998 | ✗ | if (s->avctx->debug & FF_DEBUG_PICT_INFO) | |
1999 | ✗ | av_log(s->avctx, AV_LOG_INFO, "_JPSJPS_\n"); | |
2000 | |||
2001 | ✗ | skip_bits(&s->gb, 32); len -= 4; /* JPS_ */ | |
2002 | ✗ | skip_bits(&s->gb, 16); len -= 2; /* block length */ | |
2003 | ✗ | skip_bits(&s->gb, 8); /* reserved */ | |
2004 | ✗ | flags = get_bits(&s->gb, 8); | |
2005 | ✗ | layout = get_bits(&s->gb, 8); | |
2006 | ✗ | type = get_bits(&s->gb, 8); | |
2007 | ✗ | len -= 4; | |
2008 | |||
2009 | ✗ | av_freep(&s->stereo3d); | |
2010 | ✗ | s->stereo3d = av_stereo3d_alloc(); | |
2011 | ✗ | if (!s->stereo3d) { | |
2012 | ✗ | goto out; | |
2013 | } | ||
2014 | ✗ | if (type == 0) { | |
2015 | ✗ | s->stereo3d->type = AV_STEREO3D_2D; | |
2016 | ✗ | } else if (type == 1) { | |
2017 | ✗ | switch (layout) { | |
2018 | ✗ | case 0x01: | |
2019 | ✗ | s->stereo3d->type = AV_STEREO3D_LINES; | |
2020 | ✗ | break; | |
2021 | ✗ | case 0x02: | |
2022 | ✗ | s->stereo3d->type = AV_STEREO3D_SIDEBYSIDE; | |
2023 | ✗ | break; | |
2024 | ✗ | case 0x03: | |
2025 | ✗ | s->stereo3d->type = AV_STEREO3D_TOPBOTTOM; | |
2026 | ✗ | break; | |
2027 | } | ||
2028 | ✗ | if (!(flags & 0x04)) { | |
2029 | ✗ | s->stereo3d->flags = AV_STEREO3D_FLAG_INVERT; | |
2030 | } | ||
2031 | } | ||
2032 | ✗ | goto out; | |
2033 | } | ||
2034 | |||
2035 | /* EXIF metadata */ | ||
2036 |
5/6✓ Branch 0 taken 26 times.
✓ Branch 1 taken 14 times.
✓ Branch 2 taken 24 times.
✓ Branch 3 taken 2 times.
✓ Branch 4 taken 24 times.
✗ Branch 5 not taken.
|
40 | if (s->start_code == APP1 && id == AV_RB32("Exif") && len >= 2) { |
2037 | int ret; | ||
2038 | const uint8_t *aligned; | ||
2039 | |||
2040 | 24 | skip_bits(&s->gb, 16); // skip padding | |
2041 | 24 | len -= 2; | |
2042 | |||
2043 | // init byte wise reading | ||
2044 | 24 | aligned = align_get_bits(&s->gb); | |
2045 | |||
2046 | 24 | ret = av_exif_parse_buffer(s->avctx, aligned, len, &s->exif_metadata, AV_EXIF_TIFF_HEADER); | |
2047 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 24 times.
|
24 | if (ret < 0) { |
2048 | ✗ | av_log(s->avctx, AV_LOG_WARNING, "unable to parse EXIF buffer\n"); | |
2049 | ✗ | goto out; | |
2050 | } | ||
2051 | |||
2052 | 24 | skip_bits(&s->gb, ret << 3); | |
2053 | 24 | len -= ret; | |
2054 | |||
2055 | 24 | goto out; | |
2056 | } | ||
2057 | |||
2058 | /* Apple MJPEG-A */ | ||
2059 |
3/4✓ Branch 0 taken 2 times.
✓ Branch 1 taken 14 times.
✓ Branch 2 taken 2 times.
✗ Branch 3 not taken.
|
16 | if ((s->start_code == APP1) && (len > (0x28 - 8))) { |
2060 | 2 | id = get_bits_long(&s->gb, 32); | |
2061 | 2 | len -= 4; | |
2062 | /* Apple MJPEG-A */ | ||
2063 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 2 times.
|
2 | if (id == AV_RB32("mjpg")) { |
2064 | /* structure: | ||
2065 | 4bytes field size | ||
2066 | 4bytes pad field size | ||
2067 | 4bytes next off | ||
2068 | 4bytes quant off | ||
2069 | 4bytes huff off | ||
2070 | 4bytes image off | ||
2071 | 4bytes scan off | ||
2072 | 4bytes data off | ||
2073 | */ | ||
2074 | ✗ | if (s->avctx->debug & FF_DEBUG_PICT_INFO) | |
2075 | ✗ | av_log(s->avctx, AV_LOG_INFO, "mjpeg: Apple MJPEG-A header found\n"); | |
2076 | } | ||
2077 | } | ||
2078 | |||
2079 |
4/6✓ Branch 0 taken 6 times.
✓ Branch 1 taken 10 times.
✗ Branch 2 not taken.
✓ Branch 3 taken 10 times.
✗ Branch 4 not taken.
✓ Branch 5 taken 10 times.
|
16 | if (s->start_code == APP2 && id == AV_RB32("ICC_") && len >= 10) { |
2080 | int id2; | ||
2081 | unsigned seqno; | ||
2082 | unsigned nummarkers; | ||
2083 | |||
2084 | 10 | id = get_bits_long(&s->gb, 32); | |
2085 | 10 | id2 = get_bits(&s->gb, 24); | |
2086 | 10 | len -= 7; | |
2087 |
2/4✓ Branch 0 taken 10 times.
✗ Branch 1 not taken.
✗ Branch 2 not taken.
✓ Branch 3 taken 10 times.
|
10 | if (id != AV_RB32("PROF") || id2 != AV_RB24("ILE")) { |
2088 | ✗ | av_log(s->avctx, AV_LOG_WARNING, "Invalid ICC_PROFILE header in APP2\n"); | |
2089 | ✗ | goto out; | |
2090 | } | ||
2091 | |||
2092 | 10 | skip_bits(&s->gb, 8); | |
2093 | 10 | seqno = get_bits(&s->gb, 8); | |
2094 | 10 | len -= 2; | |
2095 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 10 times.
|
10 | if (seqno == 0) { |
2096 | ✗ | av_log(s->avctx, AV_LOG_WARNING, "Invalid sequence number in APP2\n"); | |
2097 | ✗ | goto out; | |
2098 | } | ||
2099 | |||
2100 | 10 | nummarkers = get_bits(&s->gb, 8); | |
2101 | 10 | len -= 1; | |
2102 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 10 times.
|
10 | if (nummarkers == 0) { |
2103 | ✗ | av_log(s->avctx, AV_LOG_WARNING, "Invalid number of markers coded in APP2\n"); | |
2104 | ✗ | goto out; | |
2105 |
1/4✗ Branch 0 not taken.
✓ Branch 1 taken 10 times.
✗ Branch 2 not taken.
✗ Branch 3 not taken.
|
10 | } else if (s->iccnum != 0 && nummarkers != s->iccnum) { |
2106 | ✗ | av_log(s->avctx, AV_LOG_WARNING, "Mismatch in coded number of ICC markers between markers\n"); | |
2107 | ✗ | goto out; | |
2108 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 10 times.
|
10 | } else if (seqno > nummarkers) { |
2109 | ✗ | av_log(s->avctx, AV_LOG_WARNING, "Mismatching sequence number and coded number of ICC markers\n"); | |
2110 | ✗ | goto out; | |
2111 | } | ||
2112 | |||
2113 | /* Allocate if this is the first APP2 we've seen. */ | ||
2114 |
1/2✓ Branch 0 taken 10 times.
✗ Branch 1 not taken.
|
10 | if (s->iccnum == 0) { |
2115 |
1/2✗ Branch 1 not taken.
✓ Branch 2 taken 10 times.
|
10 | if (!FF_ALLOCZ_TYPED_ARRAY(s->iccentries, nummarkers)) { |
2116 | ✗ | av_log(s->avctx, AV_LOG_ERROR, "Could not allocate ICC data arrays\n"); | |
2117 | ✗ | return AVERROR(ENOMEM); | |
2118 | } | ||
2119 | 10 | s->iccnum = nummarkers; | |
2120 | } | ||
2121 | |||
2122 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 10 times.
|
10 | if (s->iccentries[seqno - 1].data) { |
2123 | ✗ | av_log(s->avctx, AV_LOG_WARNING, "Duplicate ICC sequence number\n"); | |
2124 | ✗ | goto out; | |
2125 | } | ||
2126 | |||
2127 | 10 | s->iccentries[seqno - 1].length = len; | |
2128 | 10 | s->iccentries[seqno - 1].data = av_malloc(len); | |
2129 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 10 times.
|
10 | if (!s->iccentries[seqno - 1].data) { |
2130 | ✗ | av_log(s->avctx, AV_LOG_ERROR, "Could not allocate ICC data buffer\n"); | |
2131 | ✗ | return AVERROR(ENOMEM); | |
2132 | } | ||
2133 | |||
2134 | 10 | memcpy(s->iccentries[seqno - 1].data, align_get_bits(&s->gb), len); | |
2135 | 10 | skip_bits(&s->gb, len << 3); | |
2136 | 10 | len = 0; | |
2137 | 10 | s->iccread++; | |
2138 | |||
2139 |
1/2✓ Branch 0 taken 10 times.
✗ Branch 1 not taken.
|
10 | if (s->iccread > s->iccnum) |
2140 | ✗ | av_log(s->avctx, AV_LOG_WARNING, "Read more ICC markers than are supposed to be coded\n"); | |
2141 | } | ||
2142 | |||
2143 | 16 | out: | |
2144 | /* slow but needed for extreme adobe jpegs */ | ||
2145 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 227 times.
|
227 | if (len < 0) |
2146 | ✗ | av_log(s->avctx, AV_LOG_ERROR, | |
2147 | "mjpeg: error, decode_app parser read over the end\n"); | ||
2148 |
2/2✓ Branch 0 taken 107580 times.
✓ Branch 1 taken 227 times.
|
107807 | while (len-- > 0) |
2149 | 107580 | skip_bits(&s->gb, 8); | |
2150 | |||
2151 | 227 | return 0; | |
2152 | } | ||
2153 | |||
2154 | 240 | static int mjpeg_decode_com(MJpegDecodeContext *s) | |
2155 | { | ||
2156 | 240 | int len = get_bits(&s->gb, 16); | |
2157 |
2/4✓ Branch 0 taken 240 times.
✗ Branch 1 not taken.
✓ Branch 3 taken 240 times.
✗ Branch 4 not taken.
|
240 | if (len >= 2 && 8 * len - 16 <= get_bits_left(&s->gb)) { |
2158 | int i; | ||
2159 | 240 | char *cbuf = av_malloc(len - 1); | |
2160 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 240 times.
|
240 | if (!cbuf) |
2161 | ✗ | return AVERROR(ENOMEM); | |
2162 | |||
2163 |
2/2✓ Branch 0 taken 3655 times.
✓ Branch 1 taken 240 times.
|
3895 | for (i = 0; i < len - 2; i++) |
2164 | 3655 | cbuf[i] = get_bits(&s->gb, 8); | |
2165 |
3/4✓ Branch 0 taken 240 times.
✗ Branch 1 not taken.
✓ Branch 2 taken 10 times.
✓ Branch 3 taken 230 times.
|
240 | if (i > 0 && cbuf[i - 1] == '\n') |
2166 | 10 | cbuf[i - 1] = 0; | |
2167 | else | ||
2168 | 230 | cbuf[i] = 0; | |
2169 | |||
2170 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 240 times.
|
240 | if (s->avctx->debug & FF_DEBUG_PICT_INFO) |
2171 | ✗ | av_log(s->avctx, AV_LOG_INFO, "comment: '%s'\n", cbuf); | |
2172 | |||
2173 | /* buggy avid, it puts EOI only at every 10th frame */ | ||
2174 |
2/2✓ Branch 0 taken 11 times.
✓ Branch 1 taken 229 times.
|
240 | if (!strncmp(cbuf, "AVID", 4)) { |
2175 | 11 | parse_avid(s, cbuf, len); | |
2176 |
2/2✓ Branch 0 taken 205 times.
✓ Branch 1 taken 24 times.
|
229 | } else if (!strcmp(cbuf, "CS=ITU601")) |
2177 | 205 | s->cs_itu601 = 1; | |
2178 |
1/4✗ Branch 0 not taken.
✓ Branch 1 taken 24 times.
✗ Branch 2 not taken.
✗ Branch 3 not taken.
|
24 | else if ((!strncmp(cbuf, "Intel(R) JPEG Library, version 1", 32) && s->avctx->codec_tag) || |
2179 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 24 times.
|
24 | (!strncmp(cbuf, "Metasoft MJPEG Codec", 20))) |
2180 | ✗ | s->flipped = 1; | |
2181 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 24 times.
|
24 | else if (!strcmp(cbuf, "MULTISCOPE II")) { |
2182 | ✗ | s->avctx->sample_aspect_ratio = (AVRational) { 1, 2 }; | |
2183 | ✗ | s->multiscope = 2; | |
2184 | } | ||
2185 | |||
2186 | 240 | av_free(cbuf); | |
2187 | } | ||
2188 | |||
2189 | 240 | return 0; | |
2190 | } | ||
2191 | |||
2192 | /* return the 8 bit start code value and update the search | ||
2193 | state. Return -1 if no start code found */ | ||
2194 | 16380 | static int find_marker(const uint8_t **pbuf_ptr, const uint8_t *buf_end) | |
2195 | { | ||
2196 | const uint8_t *buf_ptr; | ||
2197 | unsigned int v, v2; | ||
2198 | int val; | ||
2199 | 16380 | int skipped = 0; | |
2200 | |||
2201 | 16380 | buf_ptr = *pbuf_ptr; | |
2202 |
2/2✓ Branch 0 taken 291923 times.
✓ Branch 1 taken 1 times.
|
291924 | while (buf_end - buf_ptr > 1) { |
2203 | 291923 | v = *buf_ptr++; | |
2204 | 291923 | v2 = *buf_ptr; | |
2205 |
7/8✓ Branch 0 taken 19423 times.
✓ Branch 1 taken 272500 times.
✓ Branch 2 taken 16397 times.
✓ Branch 3 taken 3026 times.
✓ Branch 4 taken 16379 times.
✓ Branch 5 taken 18 times.
✓ Branch 6 taken 16379 times.
✗ Branch 7 not taken.
|
291923 | if ((v == 0xff) && (v2 >= SOF0) && (v2 <= COM) && buf_ptr < buf_end) { |
2206 | 16379 | val = *buf_ptr++; | |
2207 | 16379 | goto found; | |
2208 | } | ||
2209 | 275544 | skipped++; | |
2210 | } | ||
2211 | 1 | buf_ptr = buf_end; | |
2212 | 1 | val = -1; | |
2213 | 16380 | found: | |
2214 | ff_dlog(NULL, "find_marker skipped %d bytes\n", skipped); | ||
2215 | 16380 | *pbuf_ptr = buf_ptr; | |
2216 | 16380 | return val; | |
2217 | } | ||
2218 | |||
2219 | 16380 | int ff_mjpeg_find_marker(MJpegDecodeContext *s, | |
2220 | const uint8_t **buf_ptr, const uint8_t *buf_end, | ||
2221 | const uint8_t **unescaped_buf_ptr, | ||
2222 | int *unescaped_buf_size) | ||
2223 | { | ||
2224 | int start_code; | ||
2225 | 16380 | start_code = find_marker(buf_ptr, buf_end); | |
2226 | |||
2227 | 16380 | av_fast_padded_malloc(&s->buffer, &s->buffer_size, buf_end - *buf_ptr); | |
2228 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 16380 times.
|
16380 | if (!s->buffer) |
2229 | ✗ | return AVERROR(ENOMEM); | |
2230 | |||
2231 | /* unescape buffer of SOS, use special treatment for JPEG-LS */ | ||
2232 |
4/4✓ Branch 0 taken 2591 times.
✓ Branch 1 taken 13789 times.
✓ Branch 2 taken 2378 times.
✓ Branch 3 taken 213 times.
|
18758 | if (start_code == SOS && !s->ls) { |
2233 | 2378 | const uint8_t *src = *buf_ptr; | |
2234 | 2378 | const uint8_t *ptr = src; | |
2235 | 2378 | uint8_t *dst = s->buffer; | |
2236 | |||
2237 | #define copy_data_segment(skip) do { \ | ||
2238 | ptrdiff_t length = (ptr - src) - (skip); \ | ||
2239 | if (length > 0) { \ | ||
2240 | memcpy(dst, src, length); \ | ||
2241 | dst += length; \ | ||
2242 | src = ptr; \ | ||
2243 | } \ | ||
2244 | } while (0) | ||
2245 | |||
2246 |
2/2✓ Branch 0 taken 74 times.
✓ Branch 1 taken 2304 times.
|
2378 | if (s->avctx->codec_id == AV_CODEC_ID_THP) { |
2247 | 74 | ptr = buf_end; | |
2248 |
1/2✓ Branch 0 taken 74 times.
✗ Branch 1 not taken.
|
74 | copy_data_segment(0); |
2249 | } else { | ||
2250 |
1/2✓ Branch 0 taken 42092110 times.
✗ Branch 1 not taken.
|
42094414 | while (ptr < buf_end) { |
2251 | 42092110 | uint8_t x = *(ptr++); | |
2252 | |||
2253 |
2/2✓ Branch 0 taken 41883384 times.
✓ Branch 1 taken 208726 times.
|
42092110 | if (x == 0xff) { |
2254 | 208726 | ptrdiff_t skip = 0; | |
2255 |
4/4✓ Branch 0 taken 415228 times.
✓ Branch 1 taken 2236 times.
✓ Branch 2 taken 208738 times.
✓ Branch 3 taken 206490 times.
|
417464 | while (ptr < buf_end && x == 0xff) { |
2256 | 208738 | x = *(ptr++); | |
2257 | 208738 | skip++; | |
2258 | } | ||
2259 | |||
2260 | /* 0xFF, 0xFF, ... */ | ||
2261 |
2/2✓ Branch 0 taken 6 times.
✓ Branch 1 taken 208720 times.
|
208726 | if (skip > 1) { |
2262 |
1/2✓ Branch 0 taken 6 times.
✗ Branch 1 not taken.
|
6 | copy_data_segment(skip); |
2263 | |||
2264 | /* decrement src as it is equal to ptr after the | ||
2265 | * copy_data_segment macro and we might want to | ||
2266 | * copy the current value of x later on */ | ||
2267 | 6 | src--; | |
2268 | } | ||
2269 | |||
2270 |
4/4✓ Branch 0 taken 4907 times.
✓ Branch 1 taken 203819 times.
✓ Branch 2 taken 2257 times.
✓ Branch 3 taken 2650 times.
|
208726 | if (x < RST0 || x > RST7) { |
2271 |
2/2✓ Branch 0 taken 206070 times.
✓ Branch 1 taken 6 times.
|
206076 | copy_data_segment(1); |
2272 |
2/2✓ Branch 0 taken 2304 times.
✓ Branch 1 taken 203772 times.
|
206076 | if (x) |
2273 | 2304 | break; | |
2274 | } | ||
2275 | } | ||
2276 | } | ||
2277 |
2/2✓ Branch 0 taken 6 times.
✓ Branch 1 taken 2298 times.
|
2304 | if (src < ptr) |
2278 |
1/2✓ Branch 0 taken 6 times.
✗ Branch 1 not taken.
|
6 | copy_data_segment(0); |
2279 | } | ||
2280 | #undef copy_data_segment | ||
2281 | |||
2282 | 2378 | *unescaped_buf_ptr = s->buffer; | |
2283 | 2378 | *unescaped_buf_size = dst - s->buffer; | |
2284 | 2378 | memset(s->buffer + *unescaped_buf_size, 0, | |
2285 | AV_INPUT_BUFFER_PADDING_SIZE); | ||
2286 | |||
2287 | 2378 | av_log(s->avctx, AV_LOG_DEBUG, "escaping removed %"PTRDIFF_SPECIFIER" bytes\n", | |
2288 | 2378 | (buf_end - *buf_ptr) - (dst - s->buffer)); | |
2289 |
3/4✓ Branch 0 taken 213 times.
✓ Branch 1 taken 13789 times.
✓ Branch 2 taken 213 times.
✗ Branch 3 not taken.
|
14002 | } else if (start_code == SOS && s->ls) { |
2290 | 213 | const uint8_t *src = *buf_ptr; | |
2291 | 213 | uint8_t *dst = s->buffer; | |
2292 | 213 | int bit_count = 0; | |
2293 | 213 | int t = 0, b = 0; | |
2294 | PutBitContext pb; | ||
2295 | |||
2296 | /* find marker */ | ||
2297 |
1/2✓ Branch 0 taken 27487079 times.
✗ Branch 1 not taken.
|
27487292 | while (src + t < buf_end) { |
2298 | 27487079 | uint8_t x = src[t++]; | |
2299 |
2/2✓ Branch 0 taken 27333028 times.
✓ Branch 1 taken 154051 times.
|
27487079 | if (x == 0xff) { |
2300 |
4/4✓ Branch 0 taken 307889 times.
✓ Branch 1 taken 213 times.
✓ Branch 2 taken 154051 times.
✓ Branch 3 taken 153838 times.
|
308102 | while ((src + t < buf_end) && x == 0xff) |
2301 | 154051 | x = src[t++]; | |
2302 |
2/2✓ Branch 0 taken 213 times.
✓ Branch 1 taken 153838 times.
|
154051 | if (x & 0x80) { |
2303 | 213 | t -= FFMIN(2, t); | |
2304 | 213 | break; | |
2305 | } | ||
2306 | } | ||
2307 | } | ||
2308 | 213 | bit_count = t * 8; | |
2309 | 213 | init_put_bits(&pb, dst, t); | |
2310 | |||
2311 | /* unescape bitstream */ | ||
2312 |
2/2✓ Branch 0 taken 27486866 times.
✓ Branch 1 taken 213 times.
|
27487079 | while (b < t) { |
2313 | 27486866 | uint8_t x = src[b++]; | |
2314 | 27486866 | put_bits(&pb, 8, x); | |
2315 |
3/4✓ Branch 0 taken 153838 times.
✓ Branch 1 taken 27333028 times.
✓ Branch 2 taken 153838 times.
✗ Branch 3 not taken.
|
27486866 | if (x == 0xFF && b < t) { |
2316 | 153838 | x = src[b++]; | |
2317 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 153838 times.
|
153838 | if (x & 0x80) { |
2318 | ✗ | av_log(s->avctx, AV_LOG_WARNING, "Invalid escape sequence\n"); | |
2319 | ✗ | x &= 0x7f; | |
2320 | } | ||
2321 | 153838 | put_bits(&pb, 7, x); | |
2322 | 153838 | bit_count--; | |
2323 | } | ||
2324 | } | ||
2325 | 213 | flush_put_bits(&pb); | |
2326 | |||
2327 | 213 | *unescaped_buf_ptr = dst; | |
2328 | 213 | *unescaped_buf_size = (bit_count + 7) >> 3; | |
2329 | 213 | memset(s->buffer + *unescaped_buf_size, 0, | |
2330 | AV_INPUT_BUFFER_PADDING_SIZE); | ||
2331 | } else { | ||
2332 | 13789 | *unescaped_buf_ptr = *buf_ptr; | |
2333 | 13789 | *unescaped_buf_size = buf_end - *buf_ptr; | |
2334 | } | ||
2335 | |||
2336 | 16380 | return start_code; | |
2337 | } | ||
2338 | |||
2339 | 236 | static void reset_icc_profile(MJpegDecodeContext *s) | |
2340 | { | ||
2341 | int i; | ||
2342 | |||
2343 |
2/2✓ Branch 0 taken 10 times.
✓ Branch 1 taken 226 times.
|
236 | if (s->iccentries) { |
2344 |
2/2✓ Branch 0 taken 10 times.
✓ Branch 1 taken 10 times.
|
20 | for (i = 0; i < s->iccnum; i++) |
2345 | 10 | av_freep(&s->iccentries[i].data); | |
2346 | 10 | av_freep(&s->iccentries); | |
2347 | } | ||
2348 | |||
2349 | 236 | s->iccread = 0; | |
2350 | 236 | s->iccnum = 0; | |
2351 | 236 | } | |
2352 | |||
2353 | 2590 | int ff_mjpeg_decode_frame_from_buf(AVCodecContext *avctx, AVFrame *frame, | |
2354 | int *got_frame, const AVPacket *avpkt, | ||
2355 | const uint8_t *buf, const int buf_size) | ||
2356 | { | ||
2357 | 2590 | MJpegDecodeContext *s = avctx->priv_data; | |
2358 | const uint8_t *buf_end, *buf_ptr; | ||
2359 | const uint8_t *unescaped_buf_ptr; | ||
2360 | int hshift, vshift; | ||
2361 | int unescaped_buf_size; | ||
2362 | int start_code; | ||
2363 | int index; | ||
2364 | 2590 | int ret = 0; | |
2365 | int is16bit; | ||
2366 | |||
2367 | 2590 | s->force_pal8 = 0; | |
2368 | |||
2369 | 2590 | s->buf_size = buf_size; | |
2370 | |||
2371 | 2590 | av_exif_free(&s->exif_metadata); | |
2372 | 2590 | av_freep(&s->stereo3d); | |
2373 | 2590 | s->adobe_transform = -1; | |
2374 | |||
2375 |
1/2✓ Branch 0 taken 2590 times.
✗ Branch 1 not taken.
|
2590 | if (s->iccnum != 0) |
2376 | ✗ | reset_icc_profile(s); | |
2377 | |||
2378 | 2590 | redo_for_pal8: | |
2379 | 2598 | buf_ptr = buf; | |
2380 | 2598 | buf_end = buf + buf_size; | |
2381 |
1/2✓ Branch 0 taken 16178 times.
✗ Branch 1 not taken.
|
16178 | while (buf_ptr < buf_end) { |
2382 | /* find start next marker */ | ||
2383 | 16178 | start_code = ff_mjpeg_find_marker(s, &buf_ptr, buf_end, | |
2384 | &unescaped_buf_ptr, | ||
2385 | &unescaped_buf_size); | ||
2386 | /* EOF */ | ||
2387 |
2/2✓ Branch 0 taken 1 times.
✓ Branch 1 taken 16177 times.
|
16178 | if (start_code < 0) { |
2388 | 1 | break; | |
2389 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 16177 times.
|
16177 | } else if (unescaped_buf_size > INT_MAX / 8) { |
2390 | ✗ | av_log(avctx, AV_LOG_ERROR, | |
2391 | "MJPEG packet 0x%x too big (%d/%d), corrupt data?\n", | ||
2392 | start_code, unescaped_buf_size, buf_size); | ||
2393 | ✗ | return AVERROR_INVALIDDATA; | |
2394 | } | ||
2395 | 16177 | av_log(avctx, AV_LOG_DEBUG, "marker=%x avail_size_in_buf=%"PTRDIFF_SPECIFIER"\n", | |
2396 | start_code, buf_end - buf_ptr); | ||
2397 | |||
2398 | 16177 | ret = init_get_bits8(&s->gb, unescaped_buf_ptr, unescaped_buf_size); | |
2399 | |||
2400 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 16177 times.
|
16177 | if (ret < 0) { |
2401 | ✗ | av_log(avctx, AV_LOG_ERROR, "invalid buffer\n"); | |
2402 | ✗ | goto fail; | |
2403 | } | ||
2404 | |||
2405 | 16177 | s->start_code = start_code; | |
2406 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 16177 times.
|
16177 | if (avctx->debug & FF_DEBUG_STARTCODE) |
2407 | ✗ | av_log(avctx, AV_LOG_DEBUG, "startcode: %X\n", start_code); | |
2408 | |||
2409 | /* process markers */ | ||
2410 |
3/4✓ Branch 0 taken 11161 times.
✓ Branch 1 taken 5016 times.
✗ Branch 2 not taken.
✓ Branch 3 taken 11161 times.
|
16177 | if (start_code >= RST0 && start_code <= RST7) { |
2411 | ✗ | av_log(avctx, AV_LOG_DEBUG, | |
2412 | "restart marker: %d\n", start_code & 0x0f); | ||
2413 | /* APP fields */ | ||
2414 |
4/4✓ Branch 0 taken 704 times.
✓ Branch 1 taken 15473 times.
✓ Branch 2 taken 227 times.
✓ Branch 3 taken 477 times.
|
16177 | } else if (start_code >= APP0 && start_code <= APP15) { |
2415 |
1/2✗ Branch 1 not taken.
✓ Branch 2 taken 227 times.
|
227 | if ((ret = mjpeg_decode_app(s)) < 0) |
2416 | ✗ | av_log(avctx, AV_LOG_ERROR, "unable to decode APP fields: %s\n", | |
2417 | ✗ | av_err2str(ret)); | |
2418 | /* Comment */ | ||
2419 |
2/2✓ Branch 0 taken 240 times.
✓ Branch 1 taken 15710 times.
|
15950 | } else if (start_code == COM) { |
2420 | 240 | ret = mjpeg_decode_com(s); | |
2421 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 240 times.
|
240 | if (ret < 0) |
2422 | ✗ | return ret; | |
2423 |
2/2✓ Branch 0 taken 2575 times.
✓ Branch 1 taken 13135 times.
|
15710 | } else if (start_code == DQT) { |
2424 | 2575 | ret = ff_mjpeg_decode_dqt(s); | |
2425 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 2575 times.
|
2575 | if (ret < 0) |
2426 | ✗ | return ret; | |
2427 | } | ||
2428 | |||
2429 | 16177 | ret = -1; | |
2430 | |||
2431 | if (!CONFIG_JPEGLS_DECODER && | ||
2432 | (start_code == SOF48 || start_code == LSE)) { | ||
2433 | av_log(avctx, AV_LOG_ERROR, "JPEG-LS support not enabled.\n"); | ||
2434 | return AVERROR(ENOSYS); | ||
2435 | } | ||
2436 | |||
2437 |
2/2✓ Branch 0 taken 468 times.
✓ Branch 1 taken 15709 times.
|
16177 | if (avctx->skip_frame == AVDISCARD_ALL) { |
2438 |
2/2✓ Branch 0 taken 93 times.
✓ Branch 1 taken 375 times.
|
468 | switch(start_code) { |
2439 | 93 | case SOF0: | |
2440 | case SOF1: | ||
2441 | case SOF2: | ||
2442 | case SOF3: | ||
2443 | case SOF48: | ||
2444 | 93 | break; | |
2445 | 375 | default: | |
2446 | 375 | goto skip; | |
2447 | } | ||
2448 | } | ||
2449 | |||
2450 |
11/12✓ Branch 0 taken 2507 times.
✓ Branch 1 taken 2597 times.
✓ Branch 2 taken 2160 times.
✓ Branch 3 taken 14 times.
✓ Branch 4 taken 205 times.
✓ Branch 5 taken 221 times.
✓ Branch 6 taken 16 times.
✓ Branch 7 taken 2499 times.
✓ Branch 8 taken 2560 times.
✓ Branch 9 taken 216 times.
✗ Branch 10 not taken.
✓ Branch 11 taken 2807 times.
|
15802 | switch (start_code) { |
2451 | 2507 | case SOI: | |
2452 | 2507 | s->restart_interval = 0; | |
2453 | 2507 | s->restart_count = 0; | |
2454 | 2507 | s->raw_image_buffer = buf_ptr; | |
2455 | 2507 | s->raw_image_buffer_size = buf_end - buf_ptr; | |
2456 | /* nothing to do on SOI */ | ||
2457 | 2507 | break; | |
2458 | 2597 | case DHT: | |
2459 |
1/2✗ Branch 1 not taken.
✓ Branch 2 taken 2597 times.
|
2597 | if ((ret = ff_mjpeg_decode_dht(s)) < 0) { |
2460 | ✗ | av_log(avctx, AV_LOG_ERROR, "huffman table decode error\n"); | |
2461 | ✗ | goto fail; | |
2462 | } | ||
2463 | 2597 | break; | |
2464 | 2160 | case SOF0: | |
2465 | case SOF1: | ||
2466 |
2/2✓ Branch 0 taken 2158 times.
✓ Branch 1 taken 2 times.
|
2160 | if (start_code == SOF0) |
2467 | 2158 | avctx->profile = AV_PROFILE_MJPEG_HUFFMAN_BASELINE_DCT; | |
2468 | else | ||
2469 | 2 | avctx->profile = AV_PROFILE_MJPEG_HUFFMAN_EXTENDED_SEQUENTIAL_DCT; | |
2470 | 2160 | s->lossless = 0; | |
2471 | 2160 | s->ls = 0; | |
2472 | 2160 | s->progressive = 0; | |
2473 |
1/2✗ Branch 1 not taken.
✓ Branch 2 taken 2160 times.
|
2160 | if ((ret = ff_mjpeg_decode_sof(s)) < 0) |
2474 | ✗ | goto fail; | |
2475 | 2160 | break; | |
2476 | 14 | case SOF2: | |
2477 | 14 | avctx->profile = AV_PROFILE_MJPEG_HUFFMAN_PROGRESSIVE_DCT; | |
2478 | 14 | s->lossless = 0; | |
2479 | 14 | s->ls = 0; | |
2480 | 14 | s->progressive = 1; | |
2481 |
1/2✗ Branch 1 not taken.
✓ Branch 2 taken 14 times.
|
14 | if ((ret = ff_mjpeg_decode_sof(s)) < 0) |
2482 | ✗ | goto fail; | |
2483 | 14 | break; | |
2484 | 205 | case SOF3: | |
2485 | 205 | avctx->profile = AV_PROFILE_MJPEG_HUFFMAN_LOSSLESS; | |
2486 | #if FF_API_CODEC_PROPS | ||
2487 | FF_DISABLE_DEPRECATION_WARNINGS | ||
2488 | 205 | avctx->properties |= FF_CODEC_PROPERTY_LOSSLESS; | |
2489 | FF_ENABLE_DEPRECATION_WARNINGS | ||
2490 | #endif | ||
2491 | 205 | s->lossless = 1; | |
2492 | 205 | s->ls = 0; | |
2493 | 205 | s->progressive = 0; | |
2494 |
1/2✗ Branch 1 not taken.
✓ Branch 2 taken 205 times.
|
205 | if ((ret = ff_mjpeg_decode_sof(s)) < 0) |
2495 | ✗ | goto fail; | |
2496 | 205 | break; | |
2497 | 221 | case SOF48: | |
2498 | 221 | avctx->profile = AV_PROFILE_MJPEG_JPEG_LS; | |
2499 | #if FF_API_CODEC_PROPS | ||
2500 | FF_DISABLE_DEPRECATION_WARNINGS | ||
2501 | 221 | avctx->properties |= FF_CODEC_PROPERTY_LOSSLESS; | |
2502 | FF_ENABLE_DEPRECATION_WARNINGS | ||
2503 | #endif | ||
2504 | 221 | s->lossless = 1; | |
2505 | 221 | s->ls = 1; | |
2506 | 221 | s->progressive = 0; | |
2507 |
1/2✗ Branch 1 not taken.
✓ Branch 2 taken 221 times.
|
221 | if ((ret = ff_mjpeg_decode_sof(s)) < 0) |
2508 | ✗ | goto fail; | |
2509 | 221 | break; | |
2510 | 16 | case LSE: | |
2511 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 16 times.
|
16 | if (!CONFIG_JPEGLS_DECODER || |
2512 | 16 | (ret = ff_jpegls_decode_lse(s)) < 0) | |
2513 | ✗ | goto fail; | |
2514 |
2/2✓ Branch 0 taken 8 times.
✓ Branch 1 taken 8 times.
|
16 | if (ret == 1) |
2515 | 8 | goto redo_for_pal8; | |
2516 | 8 | break; | |
2517 | case EOI: | ||
2518 | 2499 | eoi_parser: | |
2519 |
1/2✓ Branch 0 taken 2499 times.
✗ Branch 1 not taken.
|
2499 | if (!avctx->hwaccel && |
2520 |
4/6✓ Branch 0 taken 7 times.
✓ Branch 1 taken 2492 times.
✓ Branch 2 taken 7 times.
✗ Branch 3 not taken.
✓ Branch 4 taken 7 times.
✗ Branch 5 not taken.
|
2499 | s->progressive && s->cur_scan && s->got_picture) |
2521 | 7 | mjpeg_idct_scan_progressive_ac(s); | |
2522 | 2499 | s->cur_scan = 0; | |
2523 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 2499 times.
|
2499 | if (!s->got_picture) { |
2524 | ✗ | av_log(avctx, AV_LOG_WARNING, | |
2525 | "Found EOI before any SOF, ignoring\n"); | ||
2526 | ✗ | break; | |
2527 | } | ||
2528 |
2/2✓ Branch 0 taken 6 times.
✓ Branch 1 taken 2493 times.
|
2499 | if (s->interlaced) { |
2529 | 6 | s->bottom_field ^= 1; | |
2530 | /* if not bottom field, do not output image yet */ | ||
2531 |
2/2✓ Branch 0 taken 3 times.
✓ Branch 1 taken 3 times.
|
6 | if (s->bottom_field == !s->interlace_polarity) |
2532 | 3 | break; | |
2533 | } | ||
2534 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 2496 times.
|
2496 | if (avctx->hwaccel) { |
2535 | ✗ | ret = FF_HW_SIMPLE_CALL(avctx, end_frame); | |
2536 | ✗ | if (ret < 0) | |
2537 | ✗ | return ret; | |
2538 | |||
2539 | ✗ | av_freep(&s->hwaccel_picture_private); | |
2540 | } | ||
2541 |
1/2✗ Branch 1 not taken.
✓ Branch 2 taken 2496 times.
|
2496 | if ((ret = av_frame_ref(frame, s->picture_ptr)) < 0) |
2542 | ✗ | return ret; | |
2543 |
2/2✓ Branch 0 taken 413 times.
✓ Branch 1 taken 2083 times.
|
2496 | if (s->lossless) |
2544 | 413 | frame->flags |= AV_FRAME_FLAG_LOSSLESS; | |
2545 | 2496 | *got_frame = 1; | |
2546 | 2496 | s->got_picture = 0; | |
2547 | |||
2548 |
3/4✓ Branch 0 taken 2083 times.
✓ Branch 1 taken 413 times.
✗ Branch 2 not taken.
✓ Branch 3 taken 2083 times.
|
2496 | if (!s->lossless && avctx->debug & FF_DEBUG_QP) { |
2549 | ✗ | int qp = FFMAX3(s->qscale[0], | |
2550 | s->qscale[1], | ||
2551 | s->qscale[2]); | ||
2552 | |||
2553 | ✗ | av_log(avctx, AV_LOG_DEBUG, "QP: %d\n", qp); | |
2554 | } | ||
2555 | |||
2556 | 2496 | goto the_end; | |
2557 | 2560 | case SOS: | |
2558 | 2560 | s->raw_scan_buffer = buf_ptr; | |
2559 | 2560 | s->raw_scan_buffer_size = buf_end - buf_ptr; | |
2560 | |||
2561 | 2560 | s->cur_scan++; | |
2562 | |||
2563 |
1/2✗ Branch 1 not taken.
✓ Branch 2 taken 2560 times.
|
2560 | if ((ret = ff_mjpeg_decode_sos(s, NULL, 0, NULL)) < 0 && |
2564 | ✗ | (avctx->err_recognition & AV_EF_EXPLODE)) | |
2565 | ✗ | goto fail; | |
2566 | 2560 | break; | |
2567 | 216 | case DRI: | |
2568 |
1/2✗ Branch 1 not taken.
✓ Branch 2 taken 216 times.
|
216 | if ((ret = mjpeg_decode_dri(s)) < 0) |
2569 | ✗ | return ret; | |
2570 | 216 | break; | |
2571 | ✗ | case SOF5: | |
2572 | case SOF6: | ||
2573 | case SOF7: | ||
2574 | case SOF9: | ||
2575 | case SOF10: | ||
2576 | case SOF11: | ||
2577 | case SOF13: | ||
2578 | case SOF14: | ||
2579 | case SOF15: | ||
2580 | case JPG: | ||
2581 | ✗ | av_log(avctx, AV_LOG_ERROR, | |
2582 | "mjpeg: unsupported coding type (%x)\n", start_code); | ||
2583 | ✗ | break; | |
2584 | } | ||
2585 | |||
2586 |
2/2✓ Branch 0 taken 93 times.
✓ Branch 1 taken 13205 times.
|
13298 | if (avctx->skip_frame == AVDISCARD_ALL) { |
2587 |
1/2✓ Branch 0 taken 93 times.
✗ Branch 1 not taken.
|
93 | switch(start_code) { |
2588 | 93 | case SOF0: | |
2589 | case SOF1: | ||
2590 | case SOF2: | ||
2591 | case SOF3: | ||
2592 | case SOF48: | ||
2593 | 93 | s->got_picture = 0; | |
2594 | 93 | goto the_end_no_picture; | |
2595 | } | ||
2596 | } | ||
2597 | |||
2598 | 13205 | skip: | |
2599 | /* eof process start code */ | ||
2600 | 13580 | buf_ptr += (get_bits_count(&s->gb) + 7) / 8; | |
2601 | 27160 | av_log(avctx, AV_LOG_DEBUG, | |
2602 | "marker parser used %d bytes (%d bits)\n", | ||
2603 | 13580 | (get_bits_count(&s->gb) + 7) / 8, get_bits_count(&s->gb)); | |
2604 | } | ||
2605 |
1/4✗ Branch 0 not taken.
✓ Branch 1 taken 1 times.
✗ Branch 2 not taken.
✗ Branch 3 not taken.
|
1 | if (s->got_picture && s->cur_scan) { |
2606 | ✗ | av_log(avctx, AV_LOG_WARNING, "EOI missing, emulating\n"); | |
2607 | ✗ | goto eoi_parser; | |
2608 | } | ||
2609 | 1 | av_log(avctx, AV_LOG_FATAL, "No JPEG data found in image\n"); | |
2610 | 1 | return AVERROR_INVALIDDATA; | |
2611 | ✗ | fail: | |
2612 | ✗ | s->got_picture = 0; | |
2613 | ✗ | return ret; | |
2614 | 2496 | the_end: | |
2615 | |||
2616 | 2496 | is16bit = av_pix_fmt_desc_get(avctx->pix_fmt)->comp[0].step > 1; | |
2617 | |||
2618 |
2/2✓ Branch 0 taken 6 times.
✓ Branch 1 taken 2490 times.
|
2496 | if (AV_RB32(s->upscale_h)) { |
2619 | int p; | ||
2620 |
15/28✓ Branch 0 taken 4 times.
✓ Branch 1 taken 2 times.
✓ Branch 2 taken 4 times.
✗ Branch 3 not taken.
✓ Branch 4 taken 4 times.
✗ Branch 5 not taken.
✓ Branch 6 taken 4 times.
✗ Branch 7 not taken.
✓ Branch 8 taken 4 times.
✗ Branch 9 not taken.
✓ Branch 10 taken 3 times.
✓ Branch 11 taken 1 times.
✓ Branch 12 taken 3 times.
✗ Branch 13 not taken.
✓ Branch 14 taken 3 times.
✗ Branch 15 not taken.
✓ Branch 16 taken 3 times.
✗ Branch 17 not taken.
✓ Branch 18 taken 3 times.
✗ Branch 19 not taken.
✓ Branch 20 taken 3 times.
✗ Branch 21 not taken.
✓ Branch 22 taken 3 times.
✗ Branch 23 not taken.
✗ Branch 24 not taken.
✓ Branch 25 taken 3 times.
✗ Branch 26 not taken.
✗ Branch 27 not taken.
|
6 | av_assert0(avctx->pix_fmt == AV_PIX_FMT_YUVJ444P || |
2621 | avctx->pix_fmt == AV_PIX_FMT_YUV444P || | ||
2622 | avctx->pix_fmt == AV_PIX_FMT_YUVJ440P || | ||
2623 | avctx->pix_fmt == AV_PIX_FMT_YUV440P || | ||
2624 | avctx->pix_fmt == AV_PIX_FMT_YUVA444P || | ||
2625 | avctx->pix_fmt == AV_PIX_FMT_YUVJ422P || | ||
2626 | avctx->pix_fmt == AV_PIX_FMT_YUV422P || | ||
2627 | avctx->pix_fmt == AV_PIX_FMT_YUVJ420P || | ||
2628 | avctx->pix_fmt == AV_PIX_FMT_YUV420P || | ||
2629 | avctx->pix_fmt == AV_PIX_FMT_YUV420P16|| | ||
2630 | avctx->pix_fmt == AV_PIX_FMT_YUVA420P || | ||
2631 | avctx->pix_fmt == AV_PIX_FMT_YUVA420P16|| | ||
2632 | avctx->pix_fmt == AV_PIX_FMT_GBRP || | ||
2633 | avctx->pix_fmt == AV_PIX_FMT_GBRAP | ||
2634 | ); | ||
2635 | 6 | ret = av_pix_fmt_get_chroma_sub_sample(avctx->pix_fmt, &hshift, &vshift); | |
2636 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 6 times.
|
6 | if (ret) |
2637 | ✗ | return ret; | |
2638 | |||
2639 |
1/2✗ Branch 1 not taken.
✓ Branch 2 taken 6 times.
|
6 | av_assert0(s->nb_components == av_pix_fmt_count_planes(s->picture_ptr->format)); |
2640 |
2/2✓ Branch 0 taken 18 times.
✓ Branch 1 taken 6 times.
|
24 | for (p = 0; p<s->nb_components; p++) { |
2641 | 18 | uint8_t *line = s->picture_ptr->data[p]; | |
2642 | 18 | int w = s->width; | |
2643 | 18 | int h = s->height; | |
2644 |
2/2✓ Branch 0 taken 9 times.
✓ Branch 1 taken 9 times.
|
18 | if (!s->upscale_h[p]) |
2645 | 9 | continue; | |
2646 |
4/4✓ Branch 0 taken 7 times.
✓ Branch 1 taken 2 times.
✓ Branch 2 taken 5 times.
✓ Branch 3 taken 2 times.
|
9 | if (p==1 || p==2) { |
2647 | 7 | w = AV_CEIL_RSHIFT(w, hshift); | |
2648 | 7 | h = AV_CEIL_RSHIFT(h, vshift); | |
2649 | } | ||
2650 |
2/2✓ Branch 0 taken 1 times.
✓ Branch 1 taken 8 times.
|
9 | if (s->upscale_v[p] == 1) |
2651 | 1 | h = (h+1)>>1; | |
2652 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 9 times.
|
9 | av_assert0(w > 0); |
2653 |
2/2✓ Branch 0 taken 534 times.
✓ Branch 1 taken 9 times.
|
543 | for (int i = 0; i < h; i++) { |
2654 |
2/2✓ Branch 0 taken 214 times.
✓ Branch 1 taken 320 times.
|
534 | if (s->upscale_h[p] == 1) { |
2655 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 214 times.
|
214 | if (is16bit) ((uint16_t*)line)[w - 1] = ((uint16_t*)line)[(w - 1) / 2]; |
2656 | 214 | else line[w - 1] = line[(w - 1) / 2]; | |
2657 |
2/2✓ Branch 0 taken 11220 times.
✓ Branch 1 taken 214 times.
|
11434 | for (index = w - 2; index > 0; index--) { |
2658 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 11220 times.
|
11220 | if (is16bit) |
2659 | ✗ | ((uint16_t*)line)[index] = (((uint16_t*)line)[index / 2] + ((uint16_t*)line)[(index + 1) / 2]) >> 1; | |
2660 | else | ||
2661 | 11220 | line[index] = (line[index / 2] + line[(index + 1) / 2]) >> 1; | |
2662 | } | ||
2663 |
2/2✓ Branch 0 taken 256 times.
✓ Branch 1 taken 64 times.
|
320 | } else if (s->upscale_h[p] == 2) { |
2664 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 256 times.
|
256 | if (is16bit) { |
2665 | ✗ | ((uint16_t*)line)[w - 1] = ((uint16_t*)line)[(w - 1) / 3]; | |
2666 | ✗ | if (w > 1) | |
2667 | ✗ | ((uint16_t*)line)[w - 2] = ((uint16_t*)line)[w - 1]; | |
2668 | } else { | ||
2669 | 256 | line[w - 1] = line[(w - 1) / 3]; | |
2670 |
1/2✓ Branch 0 taken 256 times.
✗ Branch 1 not taken.
|
256 | if (w > 1) |
2671 | 256 | line[w - 2] = line[w - 1]; | |
2672 | } | ||
2673 |
2/2✓ Branch 0 taken 15616 times.
✓ Branch 1 taken 256 times.
|
15872 | for (index = w - 3; index > 0; index--) { |
2674 | 15616 | line[index] = (line[index / 3] + line[(index + 1) / 3] + line[(index + 2) / 3] + 1) / 3; | |
2675 | } | ||
2676 |
1/2✓ Branch 0 taken 64 times.
✗ Branch 1 not taken.
|
64 | } else if (s->upscale_h[p] == 4){ |
2677 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 64 times.
|
64 | if (is16bit) { |
2678 | ✗ | uint16_t *line16 = (uint16_t *) line; | |
2679 | ✗ | line16[w - 1] = line16[(w - 1) >> 2]; | |
2680 | ✗ | if (w > 1) | |
2681 | ✗ | line16[w - 2] = (line16[(w - 1) >> 2] * 3 + line16[(w - 2) >> 2]) >> 2; | |
2682 | ✗ | if (w > 2) | |
2683 | ✗ | line16[w - 3] = (line16[(w - 1) >> 2] + line16[(w - 2) >> 2]) >> 1; | |
2684 | } else { | ||
2685 | 64 | line[w - 1] = line[(w - 1) >> 2]; | |
2686 |
1/2✓ Branch 0 taken 64 times.
✗ Branch 1 not taken.
|
64 | if (w > 1) |
2687 | 64 | line[w - 2] = (line[(w - 1) >> 2] * 3 + line[(w - 2) >> 2]) >> 2; | |
2688 |
1/2✓ Branch 0 taken 64 times.
✗ Branch 1 not taken.
|
64 | if (w > 2) |
2689 | 64 | line[w - 3] = (line[(w - 1) >> 2] + line[(w - 2) >> 2]) >> 1; | |
2690 | } | ||
2691 |
2/2✓ Branch 0 taken 3840 times.
✓ Branch 1 taken 64 times.
|
3904 | for (index = w - 4; index > 0; index--) |
2692 | 3840 | line[index] = (line[(index + 3) >> 2] + line[(index + 2) >> 2] | |
2693 | 3840 | + line[(index + 1) >> 2] + line[index >> 2]) >> 2; | |
2694 | } | ||
2695 | 534 | line += s->linesize[p]; | |
2696 | } | ||
2697 | } | ||
2698 | } | ||
2699 |
2/2✓ Branch 0 taken 1 times.
✓ Branch 1 taken 2495 times.
|
2496 | if (AV_RB32(s->upscale_v)) { |
2700 | int p; | ||
2701 |
12/26✓ Branch 0 taken 1 times.
✗ Branch 1 not taken.
✓ Branch 2 taken 1 times.
✗ Branch 3 not taken.
✓ Branch 4 taken 1 times.
✗ Branch 5 not taken.
✓ Branch 6 taken 1 times.
✗ Branch 7 not taken.
✓ Branch 8 taken 1 times.
✗ Branch 9 not taken.
✓ Branch 10 taken 1 times.
✗ Branch 11 not taken.
✓ Branch 12 taken 1 times.
✗ Branch 13 not taken.
✓ Branch 14 taken 1 times.
✗ Branch 15 not taken.
✓ Branch 16 taken 1 times.
✗ Branch 17 not taken.
✓ Branch 18 taken 1 times.
✗ Branch 19 not taken.
✓ Branch 20 taken 1 times.
✗ Branch 21 not taken.
✗ Branch 22 not taken.
✓ Branch 23 taken 1 times.
✗ Branch 24 not taken.
✗ Branch 25 not taken.
|
1 | av_assert0(avctx->pix_fmt == AV_PIX_FMT_YUVJ444P || |
2702 | avctx->pix_fmt == AV_PIX_FMT_YUV444P || | ||
2703 | avctx->pix_fmt == AV_PIX_FMT_YUVJ422P || | ||
2704 | avctx->pix_fmt == AV_PIX_FMT_YUV422P || | ||
2705 | avctx->pix_fmt == AV_PIX_FMT_YUVJ420P || | ||
2706 | avctx->pix_fmt == AV_PIX_FMT_YUV420P || | ||
2707 | avctx->pix_fmt == AV_PIX_FMT_YUV440P || | ||
2708 | avctx->pix_fmt == AV_PIX_FMT_YUVJ440P || | ||
2709 | avctx->pix_fmt == AV_PIX_FMT_YUVA444P || | ||
2710 | avctx->pix_fmt == AV_PIX_FMT_YUVA420P || | ||
2711 | avctx->pix_fmt == AV_PIX_FMT_YUVA420P16|| | ||
2712 | avctx->pix_fmt == AV_PIX_FMT_GBRP || | ||
2713 | avctx->pix_fmt == AV_PIX_FMT_GBRAP | ||
2714 | ); | ||
2715 | 1 | ret = av_pix_fmt_get_chroma_sub_sample(avctx->pix_fmt, &hshift, &vshift); | |
2716 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 1 times.
|
1 | if (ret) |
2717 | ✗ | return ret; | |
2718 | |||
2719 |
1/2✗ Branch 1 not taken.
✓ Branch 2 taken 1 times.
|
1 | av_assert0(s->nb_components == av_pix_fmt_count_planes(s->picture_ptr->format)); |
2720 |
2/2✓ Branch 0 taken 3 times.
✓ Branch 1 taken 1 times.
|
4 | for (p = 0; p < s->nb_components; p++) { |
2721 | uint8_t *dst; | ||
2722 | 3 | int w = s->width; | |
2723 | 3 | int h = s->height; | |
2724 |
2/2✓ Branch 0 taken 2 times.
✓ Branch 1 taken 1 times.
|
3 | if (!s->upscale_v[p]) |
2725 | 2 | continue; | |
2726 |
2/4✓ Branch 0 taken 1 times.
✗ Branch 1 not taken.
✓ Branch 2 taken 1 times.
✗ Branch 3 not taken.
|
1 | if (p==1 || p==2) { |
2727 | 1 | w = AV_CEIL_RSHIFT(w, hshift); | |
2728 | 1 | h = AV_CEIL_RSHIFT(h, vshift); | |
2729 | } | ||
2730 | 1 | dst = &((uint8_t *)s->picture_ptr->data[p])[(h - 1) * s->linesize[p]]; | |
2731 |
2/2✓ Branch 0 taken 42 times.
✓ Branch 1 taken 1 times.
|
43 | for (int i = h - 1; i; i--) { |
2732 | 42 | uint8_t *src1 = &((uint8_t *)s->picture_ptr->data[p])[i * s->upscale_v[p] / (s->upscale_v[p] + 1) * s->linesize[p]]; | |
2733 | 42 | uint8_t *src2 = &((uint8_t *)s->picture_ptr->data[p])[(i + 1) * s->upscale_v[p] / (s->upscale_v[p] + 1) * s->linesize[p]]; | |
2734 |
4/6✓ Branch 0 taken 42 times.
✗ Branch 1 not taken.
✓ Branch 2 taken 21 times.
✓ Branch 3 taken 21 times.
✗ Branch 4 not taken.
✓ Branch 5 taken 21 times.
|
42 | if (s->upscale_v[p] != 2 && (src1 == src2 || i == h - 1)) { |
2735 | 21 | memcpy(dst, src1, w); | |
2736 | } else { | ||
2737 |
2/2✓ Branch 0 taken 1344 times.
✓ Branch 1 taken 21 times.
|
1365 | for (index = 0; index < w; index++) |
2738 | 1344 | dst[index] = (src1[index] + src2[index]) >> 1; | |
2739 | } | ||
2740 | 42 | dst -= s->linesize[p]; | |
2741 | } | ||
2742 | } | ||
2743 | } | ||
2744 |
3/4✓ Branch 0 taken 368 times.
✓ Branch 1 taken 2128 times.
✓ Branch 2 taken 368 times.
✗ Branch 3 not taken.
|
2496 | if (s->flipped && !s->rgb) { |
2745 | 368 | ret = av_pix_fmt_get_chroma_sub_sample(avctx->pix_fmt, &hshift, &vshift); | |
2746 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 368 times.
|
368 | if (ret) |
2747 | ✗ | return ret; | |
2748 | |||
2749 |
1/2✗ Branch 1 not taken.
✓ Branch 2 taken 368 times.
|
368 | av_assert0(s->nb_components == av_pix_fmt_count_planes(frame->format)); |
2750 |
2/2✓ Branch 0 taken 1104 times.
✓ Branch 1 taken 368 times.
|
1472 | for (index=0; index<s->nb_components; index++) { |
2751 | 1104 | int h = frame->height; | |
2752 |
3/4✓ Branch 0 taken 736 times.
✓ Branch 1 taken 368 times.
✓ Branch 2 taken 736 times.
✗ Branch 3 not taken.
|
1104 | if (index && index < 3) |
2753 | 736 | h = AV_CEIL_RSHIFT(h, vshift); | |
2754 |
1/2✓ Branch 0 taken 1104 times.
✗ Branch 1 not taken.
|
1104 | if (frame->data[index]) { |
2755 | 1104 | frame->data[index] += (h - 1) * frame->linesize[index]; | |
2756 | 1104 | frame->linesize[index] *= -1; | |
2757 | } | ||
2758 | } | ||
2759 | } | ||
2760 | |||
2761 |
2/2✓ Branch 0 taken 5 times.
✓ Branch 1 taken 2491 times.
|
2496 | if (avctx->pix_fmt == AV_PIX_FMT_GBRP) { |
2762 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 5 times.
|
5 | av_assert0(s->nb_components == 3); |
2763 | 5 | FFSWAP(uint8_t *, frame->data[0], frame->data[2]); | |
2764 | 5 | FFSWAP(uint8_t *, frame->data[0], frame->data[1]); | |
2765 | 5 | FFSWAP(int, frame->linesize[0], frame->linesize[2]); | |
2766 | 5 | FFSWAP(int, frame->linesize[0], frame->linesize[1]); | |
2767 | } | ||
2768 | |||
2769 |
3/4✓ Branch 0 taken 4 times.
✓ Branch 1 taken 2492 times.
✗ Branch 2 not taken.
✓ Branch 3 taken 4 times.
|
2496 | if (s->adobe_transform == 0 && avctx->pix_fmt == AV_PIX_FMT_GBRAP) { |
2770 | ✗ | int w = s->picture_ptr->width; | |
2771 | ✗ | int h = s->picture_ptr->height; | |
2772 | ✗ | av_assert0(s->nb_components == 4); | |
2773 | ✗ | for (int i = 0; i < h; i++) { | |
2774 | int j; | ||
2775 | uint8_t *dst[4]; | ||
2776 | ✗ | for (index=0; index<4; index++) { | |
2777 | ✗ | dst[index] = s->picture_ptr->data[index] | |
2778 | ✗ | + s->picture_ptr->linesize[index]*i; | |
2779 | } | ||
2780 | ✗ | for (j=0; j<w; j++) { | |
2781 | ✗ | int k = dst[3][j]; | |
2782 | ✗ | int r = dst[0][j] * k; | |
2783 | ✗ | int g = dst[1][j] * k; | |
2784 | ✗ | int b = dst[2][j] * k; | |
2785 | ✗ | dst[0][j] = g*257 >> 16; | |
2786 | ✗ | dst[1][j] = b*257 >> 16; | |
2787 | ✗ | dst[2][j] = r*257 >> 16; | |
2788 | } | ||
2789 | ✗ | memset(dst[3], 255, w); | |
2790 | } | ||
2791 | } | ||
2792 |
1/4✗ Branch 0 not taken.
✓ Branch 1 taken 2496 times.
✗ Branch 2 not taken.
✗ Branch 3 not taken.
|
2496 | if (s->adobe_transform == 2 && avctx->pix_fmt == AV_PIX_FMT_YUVA444P) { |
2793 | ✗ | int w = s->picture_ptr->width; | |
2794 | ✗ | int h = s->picture_ptr->height; | |
2795 | ✗ | av_assert0(s->nb_components == 4); | |
2796 | ✗ | for (int i = 0; i < h; i++) { | |
2797 | int j; | ||
2798 | uint8_t *dst[4]; | ||
2799 | ✗ | for (index=0; index<4; index++) { | |
2800 | ✗ | dst[index] = s->picture_ptr->data[index] | |
2801 | ✗ | + s->picture_ptr->linesize[index]*i; | |
2802 | } | ||
2803 | ✗ | for (j=0; j<w; j++) { | |
2804 | ✗ | int k = dst[3][j]; | |
2805 | ✗ | int r = (255 - dst[0][j]) * k; | |
2806 | ✗ | int g = (128 - dst[1][j]) * k; | |
2807 | ✗ | int b = (128 - dst[2][j]) * k; | |
2808 | ✗ | dst[0][j] = r*257 >> 16; | |
2809 | ✗ | dst[1][j] = (g*257 >> 16) + 128; | |
2810 | ✗ | dst[2][j] = (b*257 >> 16) + 128; | |
2811 | } | ||
2812 | ✗ | memset(dst[3], 255, w); | |
2813 | } | ||
2814 | } | ||
2815 | |||
2816 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 2496 times.
|
2496 | if (s->stereo3d) { |
2817 | ✗ | AVStereo3D *stereo = av_stereo3d_create_side_data(frame); | |
2818 | ✗ | if (stereo) { | |
2819 | ✗ | stereo->type = s->stereo3d->type; | |
2820 | ✗ | stereo->flags = s->stereo3d->flags; | |
2821 | } | ||
2822 | ✗ | av_freep(&s->stereo3d); | |
2823 | } | ||
2824 | |||
2825 |
3/4✓ Branch 0 taken 5 times.
✓ Branch 1 taken 2491 times.
✓ Branch 2 taken 5 times.
✗ Branch 3 not taken.
|
2496 | if (s->iccnum != 0 && s->iccnum == s->iccread) { |
2826 | AVFrameSideData *sd; | ||
2827 | 5 | size_t offset = 0; | |
2828 | 5 | int total_size = 0; | |
2829 | |||
2830 | /* Sum size of all parts. */ | ||
2831 |
2/2✓ Branch 0 taken 5 times.
✓ Branch 1 taken 5 times.
|
10 | for (int i = 0; i < s->iccnum; i++) |
2832 | 5 | total_size += s->iccentries[i].length; | |
2833 | |||
2834 | 5 | ret = ff_frame_new_side_data(avctx, frame, AV_FRAME_DATA_ICC_PROFILE, total_size, &sd); | |
2835 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 5 times.
|
5 | if (ret < 0) { |
2836 | ✗ | av_log(avctx, AV_LOG_ERROR, "Could not allocate frame side data\n"); | |
2837 | ✗ | return ret; | |
2838 | } | ||
2839 | |||
2840 |
1/2✓ Branch 0 taken 5 times.
✗ Branch 1 not taken.
|
5 | if (sd) { |
2841 | /* Reassemble the parts, which are now in-order. */ | ||
2842 |
2/2✓ Branch 0 taken 5 times.
✓ Branch 1 taken 5 times.
|
10 | for (int i = 0; i < s->iccnum; i++) { |
2843 | 5 | memcpy(sd->data + offset, s->iccentries[i].data, s->iccentries[i].length); | |
2844 | 5 | offset += s->iccentries[i].length; | |
2845 | } | ||
2846 | } | ||
2847 | } | ||
2848 | |||
2849 |
2/2✓ Branch 0 taken 7 times.
✓ Branch 1 taken 2489 times.
|
2496 | if (s->exif_metadata.entries) { |
2850 | 7 | ret = ff_decode_exif_attach_ifd(avctx, frame, &s->exif_metadata); | |
2851 | 7 | av_exif_free(&s->exif_metadata); | |
2852 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 7 times.
|
7 | if (ret < 0) |
2853 | ✗ | av_log(avctx, AV_LOG_WARNING, "couldn't attach EXIF metadata\n"); | |
2854 | } | ||
2855 | |||
2856 |
2/2✓ Branch 0 taken 3 times.
✓ Branch 1 taken 2493 times.
|
2496 | if (avctx->codec_id != AV_CODEC_ID_SMVJPEG && |
2857 |
1/2✓ Branch 0 taken 2493 times.
✗ Branch 1 not taken.
|
2493 | (avctx->codec_tag == MKTAG('A', 'V', 'R', 'n') || |
2858 |
2/2✓ Branch 0 taken 2483 times.
✓ Branch 1 taken 10 times.
|
2493 | avctx->codec_tag == MKTAG('A', 'V', 'D', 'J')) && |
2859 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 10 times.
|
10 | avctx->coded_height > s->orig_height) { |
2860 | 10 | frame->height = AV_CEIL_RSHIFT(avctx->coded_height, avctx->lowres); | |
2861 | 10 | frame->crop_top = frame->height - avctx->height; | |
2862 | } | ||
2863 | |||
2864 | 2486 | the_end_no_picture: | |
2865 | 2589 | av_log(avctx, AV_LOG_DEBUG, "decode frame unused %"PTRDIFF_SPECIFIER" bytes\n", | |
2866 | buf_end - buf_ptr); | ||
2867 | 2589 | return buf_ptr - buf; | |
2868 | } | ||
2869 | |||
2870 | 2211 | int ff_mjpeg_decode_frame(AVCodecContext *avctx, AVFrame *frame, int *got_frame, | |
2871 | AVPacket *avpkt) | ||
2872 | { | ||
2873 | 4422 | return ff_mjpeg_decode_frame_from_buf(avctx, frame, got_frame, | |
2874 | 2211 | avpkt, avpkt->data, avpkt->size); | |
2875 | } | ||
2876 | |||
2877 | |||
2878 | /* mxpeg may call the following function (with a blank MJpegDecodeContext) | ||
2879 | * even without having called ff_mjpeg_decode_init(). */ | ||
2880 | 236 | av_cold int ff_mjpeg_decode_end(AVCodecContext *avctx) | |
2881 | { | ||
2882 | 236 | MJpegDecodeContext *s = avctx->priv_data; | |
2883 | int i, j; | ||
2884 | |||
2885 |
3/8✓ Branch 0 taken 9 times.
✓ Branch 1 taken 227 times.
✗ Branch 2 not taken.
✓ Branch 3 taken 9 times.
✗ Branch 4 not taken.
✗ Branch 5 not taken.
✗ Branch 6 not taken.
✗ Branch 7 not taken.
|
236 | if (s->interlaced && s->bottom_field == !s->interlace_polarity && s->got_picture && !avctx->frame_num) { |
2886 | ✗ | av_log(avctx, AV_LOG_INFO, "Single field\n"); | |
2887 | } | ||
2888 | |||
2889 | 236 | av_frame_free(&s->picture); | |
2890 | 236 | s->picture_ptr = NULL; | |
2891 | |||
2892 | 236 | av_frame_free(&s->smv_frame); | |
2893 | |||
2894 | 236 | av_freep(&s->buffer); | |
2895 | 236 | av_freep(&s->stereo3d); | |
2896 | 236 | av_freep(&s->ljpeg_buffer); | |
2897 | 236 | s->ljpeg_buffer_size = 0; | |
2898 | |||
2899 |
2/2✓ Branch 0 taken 708 times.
✓ Branch 1 taken 236 times.
|
944 | for (i = 0; i < 3; i++) { |
2900 |
2/2✓ Branch 0 taken 2832 times.
✓ Branch 1 taken 708 times.
|
3540 | for (j = 0; j < 4; j++) |
2901 | 2832 | ff_vlc_free(&s->vlcs[i][j]); | |
2902 | } | ||
2903 |
2/2✓ Branch 0 taken 944 times.
✓ Branch 1 taken 236 times.
|
1180 | for (i = 0; i < MAX_COMPONENTS; i++) { |
2904 | 944 | av_freep(&s->blocks[i]); | |
2905 | 944 | av_freep(&s->last_nnz[i]); | |
2906 | } | ||
2907 | 236 | av_exif_free(&s->exif_metadata); | |
2908 | |||
2909 | 236 | reset_icc_profile(s); | |
2910 | |||
2911 | 236 | av_freep(&s->hwaccel_picture_private); | |
2912 | 236 | av_freep(&s->jls_state); | |
2913 | |||
2914 | 236 | return 0; | |
2915 | } | ||
2916 | |||
2917 | 6 | static av_cold void decode_flush(AVCodecContext *avctx) | |
2918 | { | ||
2919 | 6 | MJpegDecodeContext *s = avctx->priv_data; | |
2920 | 6 | s->got_picture = 0; | |
2921 | |||
2922 | 6 | s->smv_next_frame = 0; | |
2923 | 6 | av_frame_unref(s->smv_frame); | |
2924 | 6 | } | |
2925 | |||
2926 | #if CONFIG_MJPEG_DECODER | ||
2927 | #define OFFSET(x) offsetof(MJpegDecodeContext, x) | ||
2928 | #define VD AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_DECODING_PARAM | ||
2929 | static const AVOption options[] = { | ||
2930 | { "extern_huff", "Use external huffman table.", | ||
2931 | OFFSET(extern_huff), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VD }, | ||
2932 | { NULL }, | ||
2933 | }; | ||
2934 | |||
2935 | static const AVClass mjpegdec_class = { | ||
2936 | .class_name = "MJPEG decoder", | ||
2937 | .item_name = av_default_item_name, | ||
2938 | .option = options, | ||
2939 | .version = LIBAVUTIL_VERSION_INT, | ||
2940 | }; | ||
2941 | |||
2942 | const FFCodec ff_mjpeg_decoder = { | ||
2943 | .p.name = "mjpeg", | ||
2944 | CODEC_LONG_NAME("MJPEG (Motion JPEG)"), | ||
2945 | .p.type = AVMEDIA_TYPE_VIDEO, | ||
2946 | .p.id = AV_CODEC_ID_MJPEG, | ||
2947 | .priv_data_size = sizeof(MJpegDecodeContext), | ||
2948 | .init = ff_mjpeg_decode_init, | ||
2949 | .close = ff_mjpeg_decode_end, | ||
2950 | FF_CODEC_DECODE_CB(ff_mjpeg_decode_frame), | ||
2951 | .flush = decode_flush, | ||
2952 | .p.capabilities = AV_CODEC_CAP_DR1, | ||
2953 | .p.max_lowres = 3, | ||
2954 | .p.priv_class = &mjpegdec_class, | ||
2955 | .p.profiles = NULL_IF_CONFIG_SMALL(ff_mjpeg_profiles), | ||
2956 | .caps_internal = FF_CODEC_CAP_INIT_CLEANUP | | ||
2957 | FF_CODEC_CAP_SKIP_FRAME_FILL_PARAM | | ||
2958 | FF_CODEC_CAP_ICC_PROFILES, | ||
2959 | .hw_configs = (const AVCodecHWConfigInternal *const []) { | ||
2960 | #if CONFIG_MJPEG_NVDEC_HWACCEL | ||
2961 | HWACCEL_NVDEC(mjpeg), | ||
2962 | #endif | ||
2963 | #if CONFIG_MJPEG_VAAPI_HWACCEL | ||
2964 | HWACCEL_VAAPI(mjpeg), | ||
2965 | #endif | ||
2966 | NULL | ||
2967 | }, | ||
2968 | }; | ||
2969 | #endif | ||
2970 | #if CONFIG_THP_DECODER | ||
2971 | const FFCodec ff_thp_decoder = { | ||
2972 | .p.name = "thp", | ||
2973 | CODEC_LONG_NAME("Nintendo Gamecube THP video"), | ||
2974 | .p.type = AVMEDIA_TYPE_VIDEO, | ||
2975 | .p.id = AV_CODEC_ID_THP, | ||
2976 | .priv_data_size = sizeof(MJpegDecodeContext), | ||
2977 | .init = ff_mjpeg_decode_init, | ||
2978 | .close = ff_mjpeg_decode_end, | ||
2979 | FF_CODEC_DECODE_CB(ff_mjpeg_decode_frame), | ||
2980 | .flush = decode_flush, | ||
2981 | .p.capabilities = AV_CODEC_CAP_DR1, | ||
2982 | .p.max_lowres = 3, | ||
2983 | .caps_internal = FF_CODEC_CAP_INIT_CLEANUP, | ||
2984 | }; | ||
2985 | #endif | ||
2986 | |||
2987 | #if CONFIG_SMVJPEG_DECODER | ||
2988 | // SMV JPEG just stacks several output frames into one JPEG picture | ||
2989 | // we handle that by setting up the cropping parameters appropriately | ||
2990 | 13 | static void smv_process_frame(AVCodecContext *avctx, AVFrame *frame) | |
2991 | { | ||
2992 | 13 | MJpegDecodeContext *s = avctx->priv_data; | |
2993 | |||
2994 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 13 times.
|
13 | av_assert0((s->smv_next_frame + 1) * avctx->height <= avctx->coded_height); |
2995 | |||
2996 | 13 | frame->width = avctx->coded_width; | |
2997 | 13 | frame->height = avctx->coded_height; | |
2998 | 13 | frame->crop_top = FFMIN(s->smv_next_frame * avctx->height, frame->height); | |
2999 | 13 | frame->crop_bottom = frame->height - (s->smv_next_frame + 1) * avctx->height; | |
3000 | |||
3001 |
1/2✓ Branch 0 taken 13 times.
✗ Branch 1 not taken.
|
13 | if (s->smv_frame->pts != AV_NOPTS_VALUE) |
3002 | 13 | s->smv_frame->pts += s->smv_frame->duration; | |
3003 | 13 | s->smv_next_frame = (s->smv_next_frame + 1) % s->smv_frames_per_jpeg; | |
3004 | |||
3005 |
2/2✓ Branch 0 taken 2 times.
✓ Branch 1 taken 11 times.
|
13 | if (s->smv_next_frame == 0) |
3006 | 2 | av_frame_unref(s->smv_frame); | |
3007 | 13 | } | |
3008 | |||
3009 | 16 | static int smvjpeg_receive_frame(AVCodecContext *avctx, AVFrame *frame) | |
3010 | { | ||
3011 | 16 | MJpegDecodeContext *s = avctx->priv_data; | |
3012 | 16 | AVPacket *const pkt = avctx->internal->in_pkt; | |
3013 | 16 | int got_frame = 0; | |
3014 | int ret; | ||
3015 | |||
3016 |
2/2✓ Branch 0 taken 10 times.
✓ Branch 1 taken 6 times.
|
16 | if (s->smv_next_frame > 0) |
3017 | 10 | goto return_frame; | |
3018 | |||
3019 | 6 | ret = ff_decode_get_packet(avctx, pkt); | |
3020 |
2/2✓ Branch 0 taken 3 times.
✓ Branch 1 taken 3 times.
|
6 | if (ret < 0) |
3021 | 3 | return ret; | |
3022 | |||
3023 | 3 | av_frame_unref(s->smv_frame); | |
3024 | |||
3025 | 3 | ret = ff_mjpeg_decode_frame(avctx, s->smv_frame, &got_frame, pkt); | |
3026 | 3 | s->smv_frame->pkt_dts = pkt->dts; | |
3027 | 3 | av_packet_unref(pkt); | |
3028 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 3 times.
|
3 | if (ret < 0) |
3029 | ✗ | return ret; | |
3030 | |||
3031 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 3 times.
|
3 | if (!got_frame) |
3032 | ✗ | return AVERROR(EAGAIN); | |
3033 | |||
3034 | // packet duration covers all the frames in the packet | ||
3035 | 3 | s->smv_frame->duration /= s->smv_frames_per_jpeg; | |
3036 | |||
3037 | 13 | return_frame: | |
3038 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 13 times.
|
13 | av_assert0(s->smv_frame->buf[0]); |
3039 | 13 | ret = av_frame_ref(frame, s->smv_frame); | |
3040 |
1/2✗ Branch 0 not taken.
✓ Branch 1 taken 13 times.
|
13 | if (ret < 0) |
3041 | ✗ | return ret; | |
3042 | |||
3043 | 13 | smv_process_frame(avctx, frame); | |
3044 | 13 | return 0; | |
3045 | } | ||
3046 | |||
3047 | const FFCodec ff_smvjpeg_decoder = { | ||
3048 | .p.name = "smvjpeg", | ||
3049 | CODEC_LONG_NAME("SMV JPEG"), | ||
3050 | .p.type = AVMEDIA_TYPE_VIDEO, | ||
3051 | .p.id = AV_CODEC_ID_SMVJPEG, | ||
3052 | .priv_data_size = sizeof(MJpegDecodeContext), | ||
3053 | .init = ff_mjpeg_decode_init, | ||
3054 | .close = ff_mjpeg_decode_end, | ||
3055 | FF_CODEC_RECEIVE_FRAME_CB(smvjpeg_receive_frame), | ||
3056 | .flush = decode_flush, | ||
3057 | .p.capabilities = AV_CODEC_CAP_DR1, | ||
3058 | .caps_internal = FF_CODEC_CAP_EXPORTS_CROPPING | | ||
3059 | FF_CODEC_CAP_INIT_CLEANUP, | ||
3060 | }; | ||
3061 | #endif | ||
3062 |