FFmpeg coverage

Directory: ../../../ffmpeg/
File: src/libavcodec/cfhd.c
Date: 2025-08-19 23:55:23
Exec Total Coverage
Lines: 472 1017 46.4%
Functions: 9 16 56.2%
Branches: 300 702 42.7%
Line Branch Exec Source
1 /*
2 * Copyright (c) 2015-2016 Kieran Kunhya <kieran@kunhya.com>
3 *
4 * This file is part of FFmpeg.
5 *
6 * FFmpeg is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
10 *
11 * FFmpeg is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
15 *
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with FFmpeg; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19 */
20
21 /**
22 * @file
23 * Cineform HD video decoder
24 */
25
26 #include "libavutil/attributes.h"
27 #include "libavutil/common.h"
28 #include "libavutil/imgutils.h"
29 #include "libavutil/intreadwrite.h"
30 #include "libavutil/mem.h"
31 #include "libavutil/pixdesc.h"
32
33 #include "avcodec.h"
34 #include "bytestream.h"
35 #include "codec_internal.h"
36 #include "decode.h"
37 #include "get_bits.h"
38 #include "internal.h"
39 #include "thread.h"
40 #include "cfhd.h"
41
42 #define ALPHA_COMPAND_DC_OFFSET 256
43 #define ALPHA_COMPAND_GAIN 9400
44
45 6 static av_cold int cfhd_init(AVCodecContext *avctx)
46 {
47 6 CFHDContext *s = avctx->priv_data;
48
49 6 s->avctx = avctx;
50
51
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 390 for (int i = 0; i < 64; i++) {
52 384 int val = i;
53
54
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 384 if (val >= 40) {
55
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 144 if (val >= 54) {
56 60 val -= 54;
57 60 val <<= 2;
58 60 val += 54;
59 }
60
61 144 val -= 40;
62 144 val <<= 2;
63 144 val += 40;
64 }
65
66 384 s->lut[0][i] = val;
67 }
68
69
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 1542 for (int i = 0; i < 256; i++)
70 1536 s->lut[1][i] = i + ((768LL * i * i * i) / (256 * 256 * 256));
71
72 6 return ff_cfhd_init_vlcs(s);
73 }
74
75 99 static void init_plane_defaults(CFHDContext *s)
76 {
77 99 s->subband_num = 0;
78 99 s->level = 0;
79 99 s->subband_num_actual = 0;
80 99 }
81
82 33 static void init_peak_table_defaults(CFHDContext *s)
83 {
84 33 s->peak.level = 0;
85 33 s->peak.offset = 0;
86 33 memset(&s->peak.base, 0, sizeof(s->peak.base));
87 33 }
88
89 33 static void init_frame_defaults(CFHDContext *s)
90 {
91 33 s->coded_width = 0;
92 33 s->coded_height = 0;
93 33 s->coded_format = AV_PIX_FMT_YUV422P10;
94 33 s->cropped_height = 0;
95 33 s->bpc = 10;
96 33 s->channel_cnt = 3;
97 33 s->subband_cnt = SUBBAND_COUNT;
98 33 s->channel_num = 0;
99 33 s->lowpass_precision = 16;
100 33 s->quantisation = 1;
101 33 s->codebook = 0;
102 33 s->difference_coding = 0;
103 33 s->frame_type = 0;
104 33 s->sample_type = 0;
105
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 33 if (s->transform_type != 2)
106 33 s->transform_type = -1;
107 33 init_plane_defaults(s);
108 33 init_peak_table_defaults(s);
109 33 }
110
111 3522977 static inline int dequant_and_decompand(CFHDContext *s, int level, int quantisation, int codebook)
112 {
113
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 3522977 if (codebook == 0 || codebook == 1) {
114
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 3522977 return s->lut[codebook][abs(level)] * FFSIGN(level) * quantisation;
115 } else
116 ✗ return level * quantisation;
117 }
118
119 ✗ static inline void difference_coding(int16_t *band, int width, int height)
120 {
121 ✗ for (int i = 0; i < height; i++) {
122 ✗ for (int j = 1; j < width; j++) {
123 ✗ band[j] += band[j-1];
124 }
125 ✗ band += width;
126 }
127 ✗ }
128
129 ✗ static inline void peak_table(int16_t *band, Peak *peak, int length)
130 {
131 ✗ for (int i = 0; i < length; i++)
132 ✗ if (abs(band[i]) > peak->level)
133 ✗ band[i] = bytestream2_get_le16(&peak->base);
134 ✗ }
135
136 ✗ static inline void process_alpha(int16_t *alpha, int width)
137 {
138 ✗ for (int i = 0; i < width; i++) {
139 ✗ int channel = alpha[i];
140 ✗ channel -= ALPHA_COMPAND_DC_OFFSET;
141 ✗ channel <<= 3;
142 ✗ channel *= ALPHA_COMPAND_GAIN;
143 ✗ channel >>= 16;
144 ✗ channel = av_clip_uintp2(channel, 12);
145 ✗ alpha[i] = channel;
146 }
147 ✗ }
148
149 ✗ static inline void process_bayer(AVFrame *frame, int bpc)
150 {
151 ✗ const int linesize = frame->linesize[0];
152 ✗ uint16_t *r = (uint16_t *)frame->data[0];
153 ✗ uint16_t *g1 = (uint16_t *)(frame->data[0] + 2);
154 ✗ uint16_t *g2 = (uint16_t *)(frame->data[0] + frame->linesize[0]);
155 ✗ uint16_t *b = (uint16_t *)(frame->data[0] + frame->linesize[0] + 2);
156 ✗ const int mid = 1 << (bpc - 1);
157 ✗ const int factor = 1 << (16 - bpc);
158
159 ✗ for (int y = 0; y < frame->height >> 1; y++) {
160 ✗ for (int x = 0; x < frame->width; x += 2) {
161 int R, G1, G2, B;
162 int g, rg, bg, gd;
163
164 ✗ g = r[x];
165 ✗ rg = g1[x];
166 ✗ bg = g2[x];
167 ✗ gd = b[x];
168 ✗ gd -= mid;
169
170 ✗ R = (rg - mid) * 2 + g;
171 ✗ G1 = g + gd;
172 ✗ G2 = g - gd;
173 ✗ B = (bg - mid) * 2 + g;
174
175 ✗ R = av_clip_uintp2(R * factor, 16);
176 ✗ G1 = av_clip_uintp2(G1 * factor, 16);
177 ✗ G2 = av_clip_uintp2(G2 * factor, 16);
178 ✗ B = av_clip_uintp2(B * factor, 16);
179
180 ✗ r[x] = R;
181 ✗ g1[x] = G1;
182 ✗ g2[x] = G2;
183 ✗ b[x] = B;
184 }
185
186 ✗ r += linesize;
187 ✗ g1 += linesize;
188 ✗ g2 += linesize;
189 ✗ b += linesize;
190 }
191 ✗ }
192
193 ✗ static inline void interlaced_vertical_filter(int16_t *output, int16_t *low, int16_t *high,
194 int width, int linesize, int plane)
195 {
196 ✗ for (int i = 0; i < width; i++) {
197 ✗ int16_t even = (low[i] - high[i])/2;
198 ✗ int16_t odd = (low[i] + high[i])/2;
199 ✗ output[i] = av_clip_uintp2(even, 10);
200 ✗ output[i + linesize] = av_clip_uintp2(odd, 10);
201 }
202 ✗ }
203
204 ✗ static inline void inverse_temporal_filter(int16_t *low, int16_t *high, int width)
205 {
206 ✗ for (int i = 0; i < width; i++) {
207 ✗ int even = (low[i] - high[i]) / 2;
208 ✗ int odd = (low[i] + high[i]) / 2;
209
210 ✗ low[i] = even;
211 ✗ high[i] = odd;
212 }
213 ✗ }
214
215 12 static void free_buffers(CFHDContext *s)
216 {
217
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 60 for (size_t i = 0; i < FF_ARRAY_ELEMS(s->plane); i++) {
218 48 Plane *p = &s->plane[i];
219 48 av_freep(&s->plane[i].idwt_buf);
220 48 av_freep(&s->plane[i].idwt_tmp);
221 48 s->plane[i].idwt_size = 0;
222
223
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 864 for (int j = 0; j < SUBBAND_COUNT_3D; j++)
224 816 s->plane[i].subband[j] = NULL;
225
226
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 528 for (int j = 0; j < 10; j++)
227 480 s->plane[i].l_h[j] = NULL;
228
229
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 336 for (int j = 0; j < DWT_LEVELS_3D; j++)
230 288 p->band[j][0].read_ok =
231 288 p->band[j][1].read_ok =
232 288 p->band[j][2].read_ok =
233 288 p->band[j][3].read_ok = 0;
234 }
235 12 s->a_height = 0;
236 12 s->a_width = 0;
237 12 s->a_transform_type = INT_MIN;
238 12 }
239
240 6 static int alloc_buffers(AVCodecContext *avctx)
241 {
242 6 CFHDContext *s = avctx->priv_data;
243 6 int ret, planes, bayer = 0;
244 int chroma_x_shift, chroma_y_shift;
245
246
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 6 if ((ret = ff_set_dimensions(avctx, s->coded_width, s->coded_height)) < 0)
247 ✗ return ret;
248 6 avctx->pix_fmt = s->coded_format;
249
250 6 ff_cfhddsp_init(&s->dsp, s->bpc, avctx->pix_fmt == AV_PIX_FMT_BAYER_RGGB16);
251
252
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 6 if ((ret = av_pix_fmt_get_chroma_sub_sample(s->coded_format,
253 &chroma_x_shift,
254 &chroma_y_shift)) < 0)
255 ✗ return ret;
256 6 planes = av_pix_fmt_count_planes(s->coded_format);
257
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 6 if (s->coded_format == AV_PIX_FMT_BAYER_RGGB16) {
258 ✗ planes = 4;
259 ✗ chroma_x_shift = 1;
260 ✗ chroma_y_shift = 1;
261 ✗ bayer = 1;
262 }
263
264
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 24 for (int i = 0; i < planes; i++) {
265 int w8, h8, w4, h4, w2, h2;
266
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 18 int width = (i || bayer) ? s->coded_width >> chroma_x_shift : s->coded_width;
267
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 18 int height = (i || bayer) ? s->coded_height >> chroma_y_shift : s->coded_height;
268 18 ptrdiff_t stride = (FFALIGN(width / 8, 8) + 64) * 8;
269
270
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 18 if ((ret = av_image_check_size2(stride, height, avctx->max_pixels, s->coded_format, 0, avctx)) < 0)
271 ✗ return ret;
272
273
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 18 if (chroma_y_shift && !bayer)
274 ✗ height = FFALIGN(height / 8, 2) * 8;
275 18 s->plane[i].width = width;
276 18 s->plane[i].height = height;
277 18 s->plane[i].stride = stride;
278
279 18 w8 = FFALIGN(s->plane[i].width / 8, 8) + 64;
280 18 h8 = FFALIGN(height, 8) / 8;
281 18 w4 = w8 * 2;
282 18 h4 = h8 * 2;
283 18 w2 = w4 * 2;
284 18 h2 = h4 * 2;
285
286
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 18 if (s->transform_type == 0) {
287 18 s->plane[i].idwt_size = FFALIGN(height, 8) * stride;
288 18 s->plane[i].idwt_buf =
289 18 av_calloc(s->plane[i].idwt_size, sizeof(*s->plane[i].idwt_buf));
290 18 s->plane[i].idwt_tmp =
291 18 av_malloc_array(s->plane[i].idwt_size, sizeof(*s->plane[i].idwt_tmp));
292 } else {
293 ✗ s->plane[i].idwt_size = FFALIGN(height, 8) * stride * 2;
294 ✗ s->plane[i].idwt_buf =
295 ✗ av_calloc(s->plane[i].idwt_size, sizeof(*s->plane[i].idwt_buf));
296 ✗ s->plane[i].idwt_tmp =
297 ✗ av_malloc_array(s->plane[i].idwt_size, sizeof(*s->plane[i].idwt_tmp));
298 }
299
300
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 18 if (!s->plane[i].idwt_buf || !s->plane[i].idwt_tmp)
301 ✗ return AVERROR(ENOMEM);
302
303 18 s->plane[i].subband[0] = s->plane[i].idwt_buf;
304 18 s->plane[i].subband[1] = s->plane[i].idwt_buf + 2 * w8 * h8;
305 18 s->plane[i].subband[2] = s->plane[i].idwt_buf + 1 * w8 * h8;
306 18 s->plane[i].subband[3] = s->plane[i].idwt_buf + 3 * w8 * h8;
307 18 s->plane[i].subband[4] = s->plane[i].idwt_buf + 2 * w4 * h4;
308 18 s->plane[i].subband[5] = s->plane[i].idwt_buf + 1 * w4 * h4;
309 18 s->plane[i].subband[6] = s->plane[i].idwt_buf + 3 * w4 * h4;
310
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 18 if (s->transform_type == 0) {
311 18 s->plane[i].subband[7] = s->plane[i].idwt_buf + 2 * w2 * h2;
312 18 s->plane[i].subband[8] = s->plane[i].idwt_buf + 1 * w2 * h2;
313 18 s->plane[i].subband[9] = s->plane[i].idwt_buf + 3 * w2 * h2;
314 } else {
315 ✗ int16_t *frame2 =
316 ✗ s->plane[i].subband[7] = s->plane[i].idwt_buf + 4 * w2 * h2;
317 ✗ s->plane[i].subband[8] = frame2 + 2 * w4 * h4;
318 ✗ s->plane[i].subband[9] = frame2 + 1 * w4 * h4;
319 ✗ s->plane[i].subband[10] = frame2 + 3 * w4 * h4;
320 ✗ s->plane[i].subband[11] = frame2 + 2 * w2 * h2;
321 ✗ s->plane[i].subband[12] = frame2 + 1 * w2 * h2;
322 ✗ s->plane[i].subband[13] = frame2 + 3 * w2 * h2;
323 ✗ s->plane[i].subband[14] = s->plane[i].idwt_buf + 2 * w2 * h2;
324 ✗ s->plane[i].subband[15] = s->plane[i].idwt_buf + 1 * w2 * h2;
325 ✗ s->plane[i].subband[16] = s->plane[i].idwt_buf + 3 * w2 * h2;
326 }
327
328
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 18 if (s->transform_type == 0) {
329
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 72 for (int j = 0; j < DWT_LEVELS; j++) {
330
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 270 for (unsigned k = 0; k < FF_ARRAY_ELEMS(s->plane[i].band[j]); k++) {
331 216 s->plane[i].band[j][k].a_width = w8 << j;
332 216 s->plane[i].band[j][k].a_height = h8 << j;
333 }
334 }
335 } else {
336 ✗ for (int j = 0; j < DWT_LEVELS_3D; j++) {
337 ✗ int t = j < 1 ? 0 : (j < 3 ? 1 : 2);
338
339 ✗ for (unsigned k = 0; k < FF_ARRAY_ELEMS(s->plane[i].band[j]); k++) {
340 ✗ s->plane[i].band[j][k].a_width = w8 << t;
341 ✗ s->plane[i].band[j][k].a_height = h8 << t;
342 }
343 }
344 }
345
346 /* ll2 and ll1 commented out because they are done in-place */
347 18 s->plane[i].l_h[0] = s->plane[i].idwt_tmp;
348 18 s->plane[i].l_h[1] = s->plane[i].idwt_tmp + 2 * w8 * h8;
349 // s->plane[i].l_h[2] = ll2;
350 18 s->plane[i].l_h[3] = s->plane[i].idwt_tmp;
351 18 s->plane[i].l_h[4] = s->plane[i].idwt_tmp + 2 * w4 * h4;
352 // s->plane[i].l_h[5] = ll1;
353 18 s->plane[i].l_h[6] = s->plane[i].idwt_tmp;
354 18 s->plane[i].l_h[7] = s->plane[i].idwt_tmp + 2 * w2 * h2;
355
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 18 if (s->transform_type != 0) {
356 ✗ int16_t *frame2 = s->plane[i].idwt_tmp + 4 * w2 * h2;
357
358 ✗ s->plane[i].l_h[8] = frame2;
359 ✗ s->plane[i].l_h[9] = frame2 + 2 * w2 * h2;
360 }
361 }
362
363 6 s->a_transform_type = s->transform_type;
364 6 s->a_height = s->coded_height;
365 6 s->a_width = s->coded_width;
366 6 s->a_format = s->coded_format;
367
368 6 return 0;
369 }
370
371 33 static int cfhd_decode(AVCodecContext *avctx, AVFrame *pic,
372 int *got_frame, AVPacket *avpkt)
373 {
374 33 CFHDContext *s = avctx->priv_data;
375 33 CFHDDSPContext *dsp = &s->dsp;
376 GetByteContext gb;
377 33 int ret = 0, got_buffer = 0;
378
379 33 init_frame_defaults(s);
380 33 s->planes = av_pix_fmt_count_planes(s->coded_format);
381
382 33 bytestream2_init(&gb, avpkt->data, avpkt->size);
383
384
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 17226 while (bytestream2_get_bytes_left(&gb) >= 4) {
385 /* Bit weird but implement the tag parsing as the spec says */
386 17193 uint16_t tagu = bytestream2_get_be16(&gb);
387 17193 int16_t tag = (int16_t)tagu;
388 17193 int8_t tag8 = (int8_t)(tagu >> 8);
389 17193 uint16_t abstag = abs(tag);
390 17193 int8_t abs_tag8 = abs(tag8);
391 17193 uint16_t data = bytestream2_get_be16(&gb);
392 int16_t *coeff_data;
393
394
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 17193 if (abs_tag8 >= 0x60 && abs_tag8 <= 0x6f) {
395 ✗ av_log(avctx, AV_LOG_DEBUG, "large len %x\n", ((tagu & 0xff) << 16) | data);
396
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 17193 } else if (tag == SampleFlags) {
397 33 av_log(avctx, AV_LOG_DEBUG, "Progressive? %"PRIu16"\n", data);
398 33 s->progressive = data & 0x0001;
399
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 17160 } else if (tag == FrameType) {
400 ✗ s->frame_type = data;
401 ✗ av_log(avctx, AV_LOG_DEBUG, "Frame type %"PRIu16"\n", data);
402
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 17160 } else if (abstag == VersionMajor) {
403 ✗ av_log(avctx, AV_LOG_DEBUG, "Version major %"PRIu16"\n", data);
404
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 17160 } else if (abstag == VersionMinor) {
405 ✗ av_log(avctx, AV_LOG_DEBUG, "Version minor %"PRIu16"\n", data);
406
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 17160 } else if (abstag == VersionRevision) {
407 ✗ av_log(avctx, AV_LOG_DEBUG, "Version revision %"PRIu16"\n", data);
408
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 17160 } else if (abstag == VersionEdit) {
409 ✗ av_log(avctx, AV_LOG_DEBUG, "Version edit %"PRIu16"\n", data);
410
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 17160 } else if (abstag == Version) {
411 33 av_log(avctx, AV_LOG_DEBUG, "Version %"PRIu16"\n", data);
412
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 17127 } else if (tag == ImageWidth) {
413 33 av_log(avctx, AV_LOG_DEBUG, "Width %"PRIu16"\n", data);
414 33 s->coded_width = data;
415
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 17094 } else if (tag == ImageHeight) {
416 33 av_log(avctx, AV_LOG_DEBUG, "Height %"PRIu16"\n", data);
417 33 s->coded_height = data;
418
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 17061 } else if (tag == ChannelCount) {
419 33 av_log(avctx, AV_LOG_DEBUG, "Channel Count: %"PRIu16"\n", data);
420 33 s->channel_cnt = data;
421
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 33 if (data > 4) {
422 ✗ av_log(avctx, AV_LOG_ERROR, "Channel Count of %"PRIu16" is unsupported\n", data);
423 ✗ ret = AVERROR_PATCHWELCOME;
424 ✗ goto end;
425 }
426
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 17028 } else if (tag == SubbandCount) {
427 33 av_log(avctx, AV_LOG_DEBUG, "Subband Count: %"PRIu16"\n", data);
428
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 33 if (data != SUBBAND_COUNT && data != SUBBAND_COUNT_3D) {
429 ✗ av_log(avctx, AV_LOG_ERROR, "Subband Count of %"PRIu16" is unsupported\n", data);
430 ✗ ret = AVERROR_PATCHWELCOME;
431 ✗ goto end;
432 }
433
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 16995 } else if (tag == ChannelNumber) {
434 66 s->channel_num = data;
435 66 av_log(avctx, AV_LOG_DEBUG, "Channel number %"PRIu16"\n", data);
436
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 66 if (s->channel_num >= s->planes) {
437 ✗ av_log(avctx, AV_LOG_ERROR, "Invalid channel number\n");
438 ✗ ret = AVERROR(EINVAL);
439 ✗ goto end;
440 }
441 66 init_plane_defaults(s);
442
2/2
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 16929 } else if (tag == SubbandNumber) {
443
5/8
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 891 if (s->subband_num != 0 && data == 1 && (s->transform_type == 0 || s->transform_type == 2)) // hack
444 198 s->level++;
445 891 av_log(avctx, AV_LOG_DEBUG, "Subband number %"PRIu16"\n", data);
446 891 s->subband_num = data;
447
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 891 if ((s->transform_type == 0 && s->level >= DWT_LEVELS) ||
448
1/4
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 891 (s->transform_type == 2 && s->level >= DWT_LEVELS_3D)) {
449 ✗ av_log(avctx, AV_LOG_ERROR, "Invalid level\n");
450 ✗ ret = AVERROR(EINVAL);
451 ✗ goto end;
452 }
453
1/2
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✓ Branch 1 taken 891 times.
 891 if (s->subband_num > 3) {
454 ✗ av_log(avctx, AV_LOG_ERROR, "Invalid subband number\n");
455 ✗ ret = AVERROR(EINVAL);
456 ✗ goto end;
457 }
458
2/2
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 16038 } else if (tag == SubbandBand) {
459 891 av_log(avctx, AV_LOG_DEBUG, "Subband number actual %"PRIu16"\n", data);
460
2/4
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 891 if ((s->transform_type == 0 && data >= SUBBAND_COUNT) ||
461
1/6
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 891 (s->transform_type == 2 && data >= SUBBAND_COUNT_3D && data != 255)) {
462 ✗ av_log(avctx, AV_LOG_ERROR, "Invalid subband number actual\n");
463 ✗ ret = AVERROR(EINVAL);
464 ✗ goto end;
465 }
466
1/4
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 891 if (s->transform_type == 0 || s->transform_type == 2)
467 891 s->subband_num_actual = data;
468 else
469 ✗ av_log(avctx, AV_LOG_WARNING, "Ignoring subband num actual %"PRIu16"\n", data);
470
2/2
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 15147 } else if (tag == LowpassPrecision)
471 99 av_log(avctx, AV_LOG_DEBUG, "Lowpass precision bits: %"PRIu16"\n", data);
472
2/2
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 15048 else if (tag == Quantization) {
473 891 s->quantisation = data;
474 891 av_log(avctx, AV_LOG_DEBUG, "Quantisation: %"PRIu16"\n", data);
475
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 14157 } else if (tag == PrescaleTable) {
476
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 99 for (int i = 0; i < 8; i++)
477 88 s->prescale_table[i] = (data >> (14 - i * 2)) & 0x3;
478 11 av_log(avctx, AV_LOG_DEBUG, "Prescale table: %x\n", data);
479
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 14146 } else if (tag == BandEncoding) {
480
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 891 if (!data || data > 5) {
481 ✗ av_log(avctx, AV_LOG_ERROR, "Invalid band encoding\n");
482 ✗ ret = AVERROR(EINVAL);
483 ✗ goto end;
484 }
485 891 s->band_encoding = data;
486 891 av_log(avctx, AV_LOG_DEBUG, "Encode Method for Subband %d : %x\n", s->subband_num_actual, data);
487
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 13255 } else if (tag == LowpassWidth) {
488 99 av_log(avctx, AV_LOG_DEBUG, "Lowpass width %"PRIu16"\n", data);
489 99 s->plane[s->channel_num].band[0][0].width = data;
490 99 s->plane[s->channel_num].band[0][0].stride = data;
491
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 13156 } else if (tag == LowpassHeight) {
492 99 av_log(avctx, AV_LOG_DEBUG, "Lowpass height %"PRIu16"\n", data);
493 99 s->plane[s->channel_num].band[0][0].height = data;
494
2/2
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 13057 } else if (tag == SampleType) {
495 99 s->sample_type = data;
496 99 av_log(avctx, AV_LOG_DEBUG, "Sample type? %"PRIu16"\n", data);
497
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 12958 } else if (tag == TransformType) {
498
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 33 if (data > 2) {
499 ✗ av_log(avctx, AV_LOG_ERROR, "Invalid transform type\n");
500 ✗ ret = AVERROR(EINVAL);
501 ✗ goto end;
502
1/2
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 33 } else if (data == 1) {
503 ✗ av_log(avctx, AV_LOG_ERROR, "unsupported transform type\n");
504 ✗ ret = AVERROR_PATCHWELCOME;
505 ✗ goto end;
506 }
507
1/2
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 33 if (s->transform_type == -1) {
508 33 s->transform_type = data;
509 33 av_log(avctx, AV_LOG_DEBUG, "Transform type %"PRIu16"\n", data);
510 } else {
511 ✗ av_log(avctx, AV_LOG_DEBUG, "Ignoring additional transform type %"PRIu16"\n", data);
512 }
513
3/4
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 12925 } else if (abstag >= 0x4000 && abstag <= 0x40ff) {
514
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 66 if (abstag == 0x4001)
515 ✗ s->peak.level = 0;
516
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 66 av_log(avctx, AV_LOG_DEBUG, "Small chunk length %d %s\n", data * 4, tag < 0 ? "optional" : "required");
517 66 bytestream2_skipu(&gb, data * 4);
518
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✓ Branch 1 taken 12859 times.
 12859 } else if (tag == FrameIndex) {
519 ✗ av_log(avctx, AV_LOG_DEBUG, "Frame index %"PRIu16"\n", data);
520 ✗ s->frame_index = data;
521
2/2
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 12859 } else if (tag == SampleIndexTable) {
522 33 av_log(avctx, AV_LOG_DEBUG, "Sample index table - skipping %i values\n", data);
523
1/2
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✓ Branch 2 taken 33 times.
 33 if (data > bytestream2_get_bytes_left(&gb) / 4) {
524 ✗ av_log(avctx, AV_LOG_ERROR, "too many values (%d)\n", data);
525 ✗ ret = AVERROR_INVALIDDATA;
526 ✗ goto end;
527 }
528
2/2
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 132 for (int i = 0; i < data; i++) {
529 99 uint32_t offset = bytestream2_get_be32(&gb);
530 99 av_log(avctx, AV_LOG_DEBUG, "Offset = %"PRIu32"\n", offset);
531 }
532
2/2
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 12826 } else if (tag == HighpassWidth) {
533 297 av_log(avctx, AV_LOG_DEBUG, "Highpass width %i channel %i level %i subband %i\n", data, s->channel_num, s->level, s->subband_num);
534
1/2
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 297 if (data < 3) {
535 ✗ av_log(avctx, AV_LOG_ERROR, "Invalid highpass width\n");
536 ✗ ret = AVERROR(EINVAL);
537 ✗ goto end;
538 }
539 297 s->plane[s->channel_num].band[s->level][s->subband_num].width = data;
540 297 s->plane[s->channel_num].band[s->level][s->subband_num].stride = FFALIGN(data, 8);
541
2/2
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 12529 } else if (tag == HighpassHeight) {
542 297 av_log(avctx, AV_LOG_DEBUG, "Highpass height %i\n", data);
543
1/2
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✓ Branch 1 taken 297 times.
 297 if (data < 3) {
544 ✗ av_log(avctx, AV_LOG_ERROR, "Invalid highpass height\n");
545 ✗ ret = AVERROR(EINVAL);
546 ✗ goto end;
547 }
548 297 s->plane[s->channel_num].band[s->level][s->subband_num].height = data;
549
2/2
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 12232 } else if (tag == BandWidth) {
550 891 av_log(avctx, AV_LOG_DEBUG, "Highpass width2 %i\n", data);
551
1/2
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 891 if (data < 3) {
552 ✗ av_log(avctx, AV_LOG_ERROR, "Invalid highpass width2\n");
553 ✗ ret = AVERROR(EINVAL);
554 ✗ goto end;
555 }
556 891 s->plane[s->channel_num].band[s->level][s->subband_num].width = data;
557 891 s->plane[s->channel_num].band[s->level][s->subband_num].stride = FFALIGN(data, 8);
558
2/2
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 11341 } else if (tag == BandHeight) {
559 891 av_log(avctx, AV_LOG_DEBUG, "Highpass height2 %i\n", data);
560
1/2
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 891 if (data < 3) {
561 ✗ av_log(avctx, AV_LOG_ERROR, "Invalid highpass height2\n");
562 ✗ ret = AVERROR(EINVAL);
563 ✗ goto end;
564 }
565 891 s->plane[s->channel_num].band[s->level][s->subband_num].height = data;
566
1/2
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✓ Branch 1 taken 10450 times.
 10450 } else if (tag == InputFormat) {
567 ✗ av_log(avctx, AV_LOG_DEBUG, "Input format %i\n", data);
568 ✗ if (s->coded_format == AV_PIX_FMT_NONE ||
569 ✗ s->coded_format == AV_PIX_FMT_YUV422P10) {
570 ✗ if (data >= 100 && data <= 105) {
571 ✗ s->coded_format = AV_PIX_FMT_BAYER_RGGB16;
572 ✗ } else if (data >= 122 && data <= 128) {
573 ✗ s->coded_format = AV_PIX_FMT_GBRP12;
574 ✗ } else if (data == 30) {
575 ✗ s->coded_format = AV_PIX_FMT_GBRAP12;
576 } else {
577 ✗ s->coded_format = AV_PIX_FMT_YUV422P10;
578 }
579 ✗ s->planes = s->coded_format == AV_PIX_FMT_BAYER_RGGB16 ? 4 : av_pix_fmt_count_planes(s->coded_format);
580 }
581
2/2
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 10450 } else if (tag == BandCodingFlags) {
582 891 s->codebook = data & 0xf;
583 891 s->difference_coding = (data >> 4) & 1;
584 891 av_log(avctx, AV_LOG_DEBUG, "Other codebook? %i\n", s->codebook);
585
2/2
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 9559 } else if (tag == Precision) {
586 33 av_log(avctx, AV_LOG_DEBUG, "Precision %i\n", data);
587
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 33 if (!(data == 10 || data == 12)) {
588 ✗ av_log(avctx, AV_LOG_ERROR, "Invalid bits per channel\n");
589 ✗ ret = AVERROR(EINVAL);
590 ✗ goto end;
591 }
592 33 avctx->bits_per_raw_sample = s->bpc = data;
593
2/2
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 9526 } else if (tag == EncodedFormat) {
594 33 av_log(avctx, AV_LOG_DEBUG, "Sample format? %i\n", data);
595
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 33 if (data == 1) {
596 22 s->coded_format = AV_PIX_FMT_YUV422P10;
597
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 11 } else if (data == 2) {
598 ✗ s->coded_format = AV_PIX_FMT_BAYER_RGGB16;
599
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 11 } else if (data == 3) {
600 11 s->coded_format = AV_PIX_FMT_GBRP12;
601 ✗ } else if (data == 4) {
602 ✗ s->coded_format = AV_PIX_FMT_GBRAP12;
603 } else {
604 ✗ avpriv_report_missing_feature(avctx, "Sample format of %"PRIu16, data);
605 ✗ ret = AVERROR_PATCHWELCOME;
606 ✗ goto end;
607 }
608
1/2
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 33 s->planes = data == 2 ? 4 : av_pix_fmt_count_planes(s->coded_format);
609
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 9493 } else if (tag == -DisplayHeight) {
610 33 av_log(avctx, AV_LOG_DEBUG, "Cropped height %"PRIu16"\n", data);
611 33 s->cropped_height = data;
612
1/2
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✓ Branch 1 taken 9460 times.
 9460 } else if (tag == -PeakOffsetLow) {
613 ✗ s->peak.offset &= ~0xffff;
614 ✗ s->peak.offset |= (data & 0xffff);
615 ✗ s->peak.base = gb;
616 ✗ s->peak.level = 0;
617
1/2
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✓ Branch 1 taken 9460 times.
 9460 } else if (tag == -PeakOffsetHigh) {
618 ✗ s->peak.offset &= 0xffff;
619 ✗ s->peak.offset |= (data & 0xffffU)<<16;
620 ✗ s->peak.base = gb;
621 ✗ s->peak.level = 0;
622
1/4
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 9460 } else if (tag == -PeakLevel && s->peak.offset) {
623 ✗ s->peak.level = data;
624 ✗ if (s->peak.offset < 4 - bytestream2_tell(&s->peak.base) ||
625 ✗ s->peak.offset > 4 + bytestream2_get_bytes_left(&s->peak.base)
626 ) {
627 ✗ ret = AVERROR_INVALIDDATA;
628 ✗ goto end;
629 }
630 ✗ bytestream2_seek(&s->peak.base, s->peak.offset - 4, SEEK_CUR);
631 } else
632 9460 av_log(avctx, AV_LOG_DEBUG, "Unknown tag %i data %x\n", tag, data);
633
634
4/4
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✓ Branch 2 taken 99 times.
✓ Branch 3 taken 1683 times.
 17193 if (tag == BitstreamMarker && data == 0xf0f &&
635
2/2
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✓ Branch 1 taken 66 times.
 99 s->coded_format != AV_PIX_FMT_NONE) {
636 33 int lowpass_height = s->plane[s->channel_num].band[0][0].height;
637 33 int lowpass_width = s->plane[s->channel_num].band[0][0].width;
638
1/2
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 33 int factor = s->coded_format == AV_PIX_FMT_BAYER_RGGB16 ? 2 : 1;
639
640
1/2
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✗ Branch 1 not taken.
 33 if (s->coded_width) {
641 33 s->coded_width *= factor;
642 }
643
644
1/2
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✗ Branch 1 not taken.
 33 if (s->coded_height) {
645 33 s->coded_height *= factor;
646 }
647
648
3/4
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✗ Branch 2 not taken.
✓ Branch 3 taken 6 times.
 33 if (!s->a_width && !s->coded_width) {
649 ✗ s->coded_width = lowpass_width * factor * 8;
650 }
651
652
3/4
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 33 if (!s->a_height && !s->coded_height) {
653 ✗ s->coded_height = lowpass_height * factor * 8;
654 }
655
656
3/4
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 33 if (s->a_width && !s->coded_width)
657 ✗ s->coded_width = s->a_width;
658
3/4
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 33 if (s->a_height && !s->coded_height)
659 ✗ s->coded_height = s->a_height;
660
661
3/4
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✗ Branch 3 not taken.
 33 if (s->a_width != s->coded_width || s->a_height != s->coded_height ||
662
1/2
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✗ Branch 1 not taken.
 27 s->a_format != s->coded_format ||
663
1/2
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 27 s->transform_type != s->a_transform_type) {
664 6 free_buffers(s);
665
1/2
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✓ Branch 2 taken 6 times.
 6 if ((ret = alloc_buffers(avctx)) < 0) {
666 ✗ free_buffers(s);
667 ✗ return ret;
668 }
669 }
670 33 ret = ff_set_dimensions(avctx, s->coded_width, s->coded_height);
671
1/2
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 33 if (ret < 0)
672 ✗ return ret;
673
1/2
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✗ Branch 1 not taken.
 33 if (s->cropped_height) {
674 33 unsigned height = s->cropped_height << (avctx->pix_fmt == AV_PIX_FMT_BAYER_RGGB16);
675
1/2
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✓ Branch 1 taken 33 times.
 33 if (avctx->height < height)
676 ✗ return AVERROR_INVALIDDATA;
677 33 avctx->height = height;
678 }
679 33 pic->width = pic->height = 0;
680
681
1/2
✗ Branch 1 not taken.
✓ Branch 2 taken 33 times.
 33 if ((ret = ff_thread_get_buffer(avctx, pic, 0)) < 0)
682 ✗ return ret;
683
684 33 s->coded_width = 0;
685 33 s->coded_height = 0;
686 33 s->coded_format = AV_PIX_FMT_NONE;
687 33 got_buffer = 1;
688
1/8
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 17160 } else if (tag == FrameIndex && data == 1 && s->sample_type == 1 && s->frame_type == 2) {
689 ✗ pic->width = pic->height = 0;
690
691 ✗ if ((ret = ff_thread_get_buffer(avctx, pic, 0)) < 0)
692 ✗ return ret;
693 ✗ s->coded_width = 0;
694 ✗ s->coded_height = 0;
695 ✗ s->coded_format = AV_PIX_FMT_NONE;
696 ✗ got_buffer = 1;
697 }
698
699
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 17193 times.
 17193 if (s->subband_num_actual == 255)
700 ✗ goto finish;
701 17193 coeff_data = s->plane[s->channel_num].subband[s->subband_num_actual];
702
703 /* Lowpass coefficients */
704
4/4
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✓ Branch 1 taken 15411 times.
✓ Branch 2 taken 99 times.
✓ Branch 3 taken 1683 times.
 17193 if (tag == BitstreamMarker && data == 0xf0f) {
705 int lowpass_height, lowpass_width, lowpass_a_height, lowpass_a_width;
706
707
2/4
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✓ Branch 3 taken 99 times.
 99 if (!s->a_width || !s->a_height) {
708 ✗ ret = AVERROR_INVALIDDATA;
709 ✗ goto end;
710 }
711
712 99 lowpass_height = s->plane[s->channel_num].band[0][0].height;
713 99 lowpass_width = s->plane[s->channel_num].band[0][0].width;
714 99 lowpass_a_height = s->plane[s->channel_num].band[0][0].a_height;
715 99 lowpass_a_width = s->plane[s->channel_num].band[0][0].a_width;
716
717
2/4
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✓ Branch 3 taken 99 times.
 99 if (lowpass_width < 3 ||
718 lowpass_width > lowpass_a_width) {
719 ✗ av_log(avctx, AV_LOG_ERROR, "Invalid lowpass width\n");
720 ✗ ret = AVERROR(EINVAL);
721 ✗ goto end;
722 }
723
724
2/4
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✓ Branch 3 taken 99 times.
 99 if (lowpass_height < 3 ||
725 lowpass_height > lowpass_a_height) {
726 ✗ av_log(avctx, AV_LOG_ERROR, "Invalid lowpass height\n");
727 ✗ ret = AVERROR(EINVAL);
728 ✗ goto end;
729 }
730
731
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 99 times.
 99 if (!got_buffer) {
732 ✗ av_log(avctx, AV_LOG_ERROR, "No end of header tag found\n");
733 ✗ ret = AVERROR(EINVAL);
734 ✗ goto end;
735 }
736
737
2/4
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✗ Branch 1 not taken.
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✗ Branch 3 not taken.
 99 if (lowpass_height > lowpass_a_height || lowpass_width > lowpass_a_width ||
738
1/2
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✓ Branch 2 taken 99 times.
 99 lowpass_width * lowpass_height * sizeof(int16_t) > bytestream2_get_bytes_left(&gb)) {
739 ✗ av_log(avctx, AV_LOG_ERROR, "Too many lowpass coefficients\n");
740 ✗ ret = AVERROR(EINVAL);
741 ✗ goto end;
742 }
743
744 99 av_log(avctx, AV_LOG_DEBUG, "Start of lowpass coeffs component %d height:%d, width:%d\n", s->channel_num, lowpass_height, lowpass_width);
745
2/2
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 5082 for (int i = 0; i < lowpass_height; i++) {
746
2/2
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✓ Branch 1 taken 4983 times.
 344267 for (int j = 0; j < lowpass_width; j++)
747 339284 coeff_data[j] = bytestream2_get_be16u(&gb);
748
749 4983 coeff_data += lowpass_width;
750 }
751
752 /* Align to mod-4 position to continue reading tags */
753 99 bytestream2_seek(&gb, bytestream2_tell(&gb) & 3, SEEK_CUR);
754
755 /* Copy last line of coefficients if odd height */
756
2/2
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 99 if (lowpass_height & 1) {
757 33 memcpy(&coeff_data[lowpass_height * lowpass_width],
758 33 &coeff_data[(lowpass_height - 1) * lowpass_width],
759 lowpass_width * sizeof(*coeff_data));
760 }
761
762 99 s->plane[s->channel_num].band[0][0].read_ok = 1;
763
764 99 av_log(avctx, AV_LOG_DEBUG, "Lowpass coefficients %d\n", lowpass_width * lowpass_height);
765 }
766
767
1/2
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 17193 av_assert0(s->subband_num_actual != 255);
768
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 17193 if (tag == BandHeader || tag == BandSecondPass) {
769 int highpass_height, highpass_width, highpass_a_width, highpass_a_height, highpass_stride, a_expected;
770 int expected;
771 GetBitContext gbit;
772 891 int count = 0, bytes;
773
774
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 891 if (!s->a_width || !s->a_height) {
775 ✗ ret = AVERROR_INVALIDDATA;
776 ✗ goto end;
777 }
778
779 891 highpass_height = s->plane[s->channel_num].band[s->level][s->subband_num].height;
780 891 highpass_width = s->plane[s->channel_num].band[s->level][s->subband_num].width;
781 891 highpass_a_width = s->plane[s->channel_num].band[s->level][s->subband_num].a_width;
782 891 highpass_a_height = s->plane[s->channel_num].band[s->level][s->subband_num].a_height;
783 891 highpass_stride = s->plane[s->channel_num].band[s->level][s->subband_num].stride;
784 891 a_expected = highpass_a_height * highpass_a_width;
785
786
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 891 if (!got_buffer) {
787 ✗ av_log(avctx, AV_LOG_ERROR, "No end of header tag found\n");
788 ✗ ret = AVERROR(EINVAL);
789 ✗ goto end;
790 }
791
792
3/6
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 891 if (highpass_height > highpass_a_height || highpass_width > highpass_a_width || a_expected < highpass_height * (uint64_t)highpass_stride) {
793 ✗ av_log(avctx, AV_LOG_ERROR, "Too many highpass coefficients\n");
794 ✗ ret = AVERROR(EINVAL);
795 ✗ goto end;
796 }
797 891 expected = highpass_height * highpass_stride;
798
799 891 av_log(avctx, AV_LOG_DEBUG, "Start subband coeffs plane %i level %i codebook %i expected %i\n", s->channel_num, s->level, s->codebook, expected);
800
801 891 ret = init_get_bits8(&gbit, gb.buffer, bytestream2_get_bytes_left(&gb));
802
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✓ Branch 1 taken 891 times.
 891 if (ret < 0)
803 ✗ goto end;
804 {
805 891 OPEN_READER(re, &gbit);
806
807 891 const int lossless = s->band_encoding == 5;
808
809
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 891 if (s->codebook == 0 && s->transform_type == 2 && s->subband_num_actual == 7)
810 ✗ s->codebook = 1;
811
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 891 if (!s->codebook) {
812 ✗ while (1) {
813 int level, run, coeff;
814
815 ✗ UPDATE_CACHE(re, &gbit);
816 ✗ GET_RL_VLC(level, run, re, &gbit, s->table_9_rl_vlc,
817 VLC_BITS, 3, 1);
818
819 /* escape */
820 ✗ if (!run)
821 ✗ break;
822
823 ✗ count += run;
824
825 ✗ if (count > expected)
826 ✗ break;
827
828 ✗ if (!lossless)
829 ✗ coeff = dequant_and_decompand(s, level, s->quantisation, 0);
830 else
831 ✗ coeff = level;
832 ✗ if (tag == BandSecondPass) {
833 ✗ const uint16_t q = s->quantisation;
834
835 ✗ for (int i = 0; i < run; i++) {
836 ✗ *coeff_data |= coeff * 256U;
837 ✗ *coeff_data++ *= q;
838 }
839 } else {
840 ✗ for (int i = 0; i < run; i++)
841 ✗ *coeff_data++ = coeff;
842 }
843 }
844 } else {
845 3522977 while (1) {
846 int level, run, coeff;
847
848 3523868 UPDATE_CACHE(re, &gbit);
849
4/4
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 3523868 GET_RL_VLC(level, run, re, &gbit, s->table_18_rl_vlc,
850 VLC_BITS, 3, 1);
851
852 /* escape */
853
2/2
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 3523868 if (!run)
854 891 break;
855
856 3522977 count += run;
857
858
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 3522977 if (count > expected)
859 ✗ break;
860
861
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 3522977 if (!lossless)
862 3522977 coeff = dequant_and_decompand(s, level, s->quantisation, s->codebook);
863 else
864 ✗ coeff = level;
865
1/2
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 3522977 if (tag == BandSecondPass) {
866 ✗ const uint16_t q = s->quantisation;
867
868 ✗ for (int i = 0; i < run; i++) {
869 ✗ *coeff_data |= coeff * 256U;
870 ✗ *coeff_data++ *= q;
871 }
872 } else {
873
2/2
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 25184705 for (int i = 0; i < run; i++)
874 21661728 *coeff_data++ = coeff;
875 }
876 }
877 }
878 891 CLOSE_READER(re, &gbit);
879 }
880
881
1/2
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✓ Branch 1 taken 891 times.
 891 if (count > expected) {
882 ✗ av_log(avctx, AV_LOG_ERROR, "Escape codeword not found, probably corrupt data\n");
883 ✗ ret = AVERROR(EINVAL);
884 ✗ goto end;
885 }
886
1/2
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 891 if (s->peak.level)
887 ✗ peak_table(coeff_data - count, &s->peak, count);
888
1/2
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 891 if (s->difference_coding)
889 ✗ difference_coding(s->plane[s->channel_num].subband[s->subband_num_actual], highpass_width, highpass_height);
890
891 891 bytes = FFALIGN(AV_CEIL_RSHIFT(get_bits_count(&gbit), 3), 4);
892
1/2
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✓ Branch 2 taken 891 times.
 891 if (bytes > bytestream2_get_bytes_left(&gb)) {
893 ✗ av_log(avctx, AV_LOG_ERROR, "Bitstream overread error\n");
894 ✗ ret = AVERROR(EINVAL);
895 ✗ goto end;
896 } else
897 891 bytestream2_seek(&gb, bytes, SEEK_CUR);
898
899 891 av_log(avctx, AV_LOG_DEBUG, "End subband coeffs %i extra %i\n", count, count - expected);
900 891 s->plane[s->channel_num].band[s->level][s->subband_num].read_ok = 1;
901 891 finish:
902
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 891 if (s->subband_num_actual != 255)
903 891 s->codebook = 0;
904 }
905 }
906
907 33 s->planes = av_pix_fmt_count_planes(avctx->pix_fmt);
908
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✓ Branch 1 taken 33 times.
 33 if (avctx->pix_fmt == AV_PIX_FMT_BAYER_RGGB16) {
909 ✗ s->progressive = 1;
910 ✗ s->planes = 4;
911 }
912
913 33 ff_thread_finish_setup(avctx);
914
915
3/6
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 33 if (!s->a_width || !s->a_height || s->a_format == AV_PIX_FMT_NONE ||
916
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 33 s->a_transform_type == INT_MIN ||
917
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 33 s->coded_width || s->coded_height || s->coded_format != AV_PIX_FMT_NONE) {
918 ✗ av_log(avctx, AV_LOG_ERROR, "Invalid dimensions\n");
919 ✗ ret = AVERROR(EINVAL);
920 ✗ goto end;
921 }
922
923
1/2
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✓ Branch 1 taken 33 times.
 33 if (!got_buffer) {
924 ✗ av_log(avctx, AV_LOG_ERROR, "No end of header tag found\n");
925 ✗ ret = AVERROR(EINVAL);
926 ✗ goto end;
927 }
928
929
2/2
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 132 for (int plane = 0; plane < s->planes; plane++) {
930
3/4
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 396 for (int level = 0; level < (s->transform_type == 0 ? DWT_LEVELS : DWT_LEVELS_3D) ; level++) {
931
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 297 if (s->transform_type == 2)
932 ✗ if (level == 2 || level == 5)
933 ✗ continue;
934
2/2
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 1287 for (int o = !!level; o < 4 ; o++) {
935
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 990 if (!s->plane[plane].band[level][o].read_ok) {
936 ✗ ret = AVERROR_INVALIDDATA;
937 ✗ goto end;
938 }
939 }
940 }
941 }
942
943
2/4
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 33 if (s->transform_type == 0 && s->sample_type != 1) {
944
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 132 for (int plane = 0; plane < s->planes && !ret; plane++) {
945 /* level 1 */
946 99 int lowpass_height = s->plane[plane].band[0][0].height;
947 99 int output_stride = s->plane[plane].band[0][0].a_width;
948 99 int lowpass_width = s->plane[plane].band[0][0].width;
949 99 int highpass_stride = s->plane[plane].band[0][1].stride;
950
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 99 int act_plane = plane == 1 ? 2 : plane == 2 ? 1 : plane;
951 ptrdiff_t dst_linesize;
952 int16_t *low, *high, *output, *dst;
953
954
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 99 if (avctx->pix_fmt == AV_PIX_FMT_BAYER_RGGB16) {
955 ✗ act_plane = 0;
956 ✗ dst_linesize = pic->linesize[act_plane];
957 } else {
958 99 dst_linesize = pic->linesize[act_plane] / 2;
959 }
960
961
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 99 if (lowpass_height > s->plane[plane].band[0][0].a_height || lowpass_width > s->plane[plane].band[0][0].a_width ||
962
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 99 !highpass_stride || s->plane[plane].band[0][1].width > s->plane[plane].band[0][1].a_width ||
963
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 99 lowpass_width < 3 || lowpass_height < 3) {
964 ✗ av_log(avctx, AV_LOG_ERROR, "Invalid plane dimensions\n");
965 ✗ ret = AVERROR(EINVAL);
966 ✗ goto end;
967 }
968
969 99 av_log(avctx, AV_LOG_DEBUG, "Decoding level 1 plane %i %i %i %i\n", plane, lowpass_height, lowpass_width, highpass_stride);
970
971 99 low = s->plane[plane].subband[0];
972 99 high = s->plane[plane].subband[2];
973 99 output = s->plane[plane].l_h[0];
974 99 dsp->vert_filter(output, output_stride, low, lowpass_width, high, highpass_stride, lowpass_width, lowpass_height);
975
976 99 low = s->plane[plane].subband[1];
977 99 high = s->plane[plane].subband[3];
978 99 output = s->plane[plane].l_h[1];
979
980 99 dsp->vert_filter(output, output_stride, low, highpass_stride, high, highpass_stride, lowpass_width, lowpass_height);
981
982 99 low = s->plane[plane].l_h[0];
983 99 high = s->plane[plane].l_h[1];
984 99 output = s->plane[plane].subband[0];
985 99 dsp->horiz_filter(output, output_stride, low, output_stride, high, output_stride, lowpass_width, lowpass_height * 2);
986
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 99 if (s->bpc == 12) {
987 33 output = s->plane[plane].subband[0];
988
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 3993 for (int i = 0; i < lowpass_height * 2; i++) {
989
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 716760 for (int j = 0; j < lowpass_width * 2; j++)
990 712800 output[j] *= 4;
991
992 3960 output += output_stride * 2;
993 }
994 }
995
996 /* level 2 */
997 99 lowpass_height = s->plane[plane].band[1][1].height;
998 99 output_stride = s->plane[plane].band[1][1].a_width;
999 99 lowpass_width = s->plane[plane].band[1][1].width;
1000 99 highpass_stride = s->plane[plane].band[1][1].stride;
1001
1002
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 99 if (lowpass_height > s->plane[plane].band[1][1].a_height || lowpass_width > s->plane[plane].band[1][1].a_width ||
1003
2/4
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 99 !highpass_stride || s->plane[plane].band[1][1].width > s->plane[plane].band[1][1].a_width ||
1004
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 99 lowpass_width < 3 || lowpass_height < 3) {
1005 ✗ av_log(avctx, AV_LOG_ERROR, "Invalid plane dimensions\n");
1006 ✗ ret = AVERROR(EINVAL);
1007 ✗ goto end;
1008 }
1009
1010 99 av_log(avctx, AV_LOG_DEBUG, "Level 2 plane %i %i %i %i\n", plane, lowpass_height, lowpass_width, highpass_stride);
1011
1012 99 low = s->plane[plane].subband[0];
1013 99 high = s->plane[plane].subband[5];
1014 99 output = s->plane[plane].l_h[3];
1015 99 dsp->vert_filter(output, output_stride, low, output_stride, high, highpass_stride, lowpass_width, lowpass_height);
1016
1017 99 low = s->plane[plane].subband[4];
1018 99 high = s->plane[plane].subband[6];
1019 99 output = s->plane[plane].l_h[4];
1020 99 dsp->vert_filter(output, output_stride, low, highpass_stride, high, highpass_stride, lowpass_width, lowpass_height);
1021
1022 99 low = s->plane[plane].l_h[3];
1023 99 high = s->plane[plane].l_h[4];
1024 99 output = s->plane[plane].subband[0];
1025 99 dsp->horiz_filter(output, output_stride, low, output_stride, high, output_stride, lowpass_width, lowpass_height * 2);
1026
1027 99 output = s->plane[plane].subband[0];
1028
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 20031 for (int i = 0; i < lowpass_height * 2; i++) {
1029
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 5448476 for (int j = 0; j < lowpass_width * 2; j++)
1030 5428544 output[j] *= 4;
1031
1032 19932 output += output_stride * 2;
1033 }
1034
1035 /* level 3 */
1036 99 lowpass_height = s->plane[plane].band[2][1].height;
1037 99 output_stride = s->plane[plane].band[2][1].a_width;
1038 99 lowpass_width = s->plane[plane].band[2][1].width;
1039 99 highpass_stride = s->plane[plane].band[2][1].stride;
1040
1041
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 99 if (lowpass_height > s->plane[plane].band[2][1].a_height || lowpass_width > s->plane[plane].band[2][1].a_width ||
1042
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 99 !highpass_stride || s->plane[plane].band[2][1].width > s->plane[plane].band[2][1].a_width ||
1043
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 99 lowpass_height < 3 || lowpass_width < 3 || lowpass_width * 2 > s->plane[plane].width) {
1044 ✗ av_log(avctx, AV_LOG_ERROR, "Invalid plane dimensions\n");
1045 ✗ ret = AVERROR(EINVAL);
1046 ✗ goto end;
1047 }
1048
1049 99 av_log(avctx, AV_LOG_DEBUG, "Level 3 plane %i %i %i %i\n", plane, lowpass_height, lowpass_width, highpass_stride);
1050
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 99 if (s->progressive) {
1051 99 low = s->plane[plane].subband[0];
1052 99 high = s->plane[plane].subband[8];
1053 99 output = s->plane[plane].l_h[6];
1054 99 dsp->vert_filter(output, output_stride, low, output_stride, high, highpass_stride, lowpass_width, lowpass_height);
1055
1056 99 low = s->plane[plane].subband[7];
1057 99 high = s->plane[plane].subband[9];
1058 99 output = s->plane[plane].l_h[7];
1059 99 dsp->vert_filter(output, output_stride, low, highpass_stride, high, highpass_stride, lowpass_width, lowpass_height);
1060
1061 99 dst = (int16_t *)pic->data[act_plane];
1062
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 99 if (avctx->pix_fmt == AV_PIX_FMT_BAYER_RGGB16) {
1063 ✗ if (plane & 1)
1064 ✗ dst++;
1065 ✗ if (plane > 1)
1066 ✗ dst += pic->linesize[act_plane] >> 1;
1067 }
1068 99 low = s->plane[plane].l_h[6];
1069 99 high = s->plane[plane].l_h[7];
1070
1071
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 99 if (avctx->pix_fmt == AV_PIX_FMT_BAYER_RGGB16 &&
1072 ✗ (lowpass_height * 2 > avctx->coded_height / 2 ||
1073 ✗ lowpass_width * 2 > avctx->coded_width / 2 )
1074 ) {
1075 ✗ ret = AVERROR_INVALIDDATA;
1076 ✗ goto end;
1077 }
1078
1079
2/2
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 39963 for (int i = 0; i < s->plane[act_plane].height; i++) {
1080 39864 dsp->horiz_filter_clip(dst, low, high, lowpass_width, s->bpc);
1081
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 39864 if (avctx->pix_fmt == AV_PIX_FMT_GBRAP12 && act_plane == 3)
1082 ✗ process_alpha(dst, lowpass_width * 2);
1083 39864 low += output_stride;
1084 39864 high += output_stride;
1085 39864 dst += dst_linesize;
1086 }
1087 } else {
1088 ✗ av_log(avctx, AV_LOG_DEBUG, "interlaced frame ? %d", !!(pic->flags & AV_FRAME_FLAG_INTERLACED));
1089 ✗ pic->flags |= AV_FRAME_FLAG_INTERLACED;
1090 ✗ low = s->plane[plane].subband[0];
1091 ✗ high = s->plane[plane].subband[7];
1092 ✗ output = s->plane[plane].l_h[6];
1093 ✗ dsp->horiz_filter(output, output_stride, low, output_stride, high, highpass_stride, lowpass_width, lowpass_height);
1094
1095 ✗ low = s->plane[plane].subband[8];
1096 ✗ high = s->plane[plane].subband[9];
1097 ✗ output = s->plane[plane].l_h[7];
1098 ✗ dsp->horiz_filter(output, output_stride, low, highpass_stride, high, highpass_stride, lowpass_width, lowpass_height);
1099
1100 ✗ dst = (int16_t *)pic->data[act_plane];
1101 ✗ low = s->plane[plane].l_h[6];
1102 ✗ high = s->plane[plane].l_h[7];
1103 ✗ for (int i = 0; i < s->plane[act_plane].height / 2; i++) {
1104 ✗ interlaced_vertical_filter(dst, low, high, lowpass_width * 2, pic->linesize[act_plane]/2, act_plane);
1105 ✗ low += output_stride * 2;
1106 ✗ high += output_stride * 2;
1107 ✗ dst += pic->linesize[act_plane];
1108 }
1109 }
1110 }
1111 ✗ } else if (s->transform_type == 2 && (avctx->internal->is_copy || s->frame_index == 1 || s->sample_type != 1)) {
1112 ✗ for (int plane = 0; plane < s->planes && !ret; plane++) {
1113 ✗ int lowpass_height = s->plane[plane].band[0][0].height;
1114 ✗ int output_stride = s->plane[plane].band[0][0].a_width;
1115 ✗ int lowpass_width = s->plane[plane].band[0][0].width;
1116 ✗ int highpass_stride = s->plane[plane].band[0][1].stride;
1117 ✗ int act_plane = plane == 1 ? 2 : plane == 2 ? 1 : plane;
1118 int16_t *low, *high, *output, *dst;
1119 ptrdiff_t dst_linesize;
1120
1121 ✗ if (avctx->pix_fmt == AV_PIX_FMT_BAYER_RGGB16) {
1122 ✗ act_plane = 0;
1123 ✗ dst_linesize = pic->linesize[act_plane];
1124 } else {
1125 ✗ dst_linesize = pic->linesize[act_plane] / 2;
1126 }
1127
1128 ✗ if (lowpass_height > s->plane[plane].band[0][0].a_height || lowpass_width > s->plane[plane].band[0][0].a_width ||
1129 ✗ !highpass_stride || s->plane[plane].band[0][1].width > s->plane[plane].band[0][1].a_width ||
1130 ✗ lowpass_width < 3 || lowpass_height < 3) {
1131 ✗ av_log(avctx, AV_LOG_ERROR, "Invalid plane dimensions\n");
1132 ✗ ret = AVERROR(EINVAL);
1133 ✗ goto end;
1134 }
1135
1136 ✗ av_log(avctx, AV_LOG_DEBUG, "Decoding level 1 plane %i %i %i %i\n", plane, lowpass_height, lowpass_width, highpass_stride);
1137
1138 ✗ low = s->plane[plane].subband[0];
1139 ✗ high = s->plane[plane].subband[2];
1140 ✗ output = s->plane[plane].l_h[0];
1141 ✗ dsp->vert_filter(output, output_stride, low, lowpass_width, high, highpass_stride, lowpass_width, lowpass_height);
1142
1143 ✗ low = s->plane[plane].subband[1];
1144 ✗ high = s->plane[plane].subband[3];
1145 ✗ output = s->plane[plane].l_h[1];
1146 ✗ dsp->vert_filter(output, output_stride, low, highpass_stride, high, highpass_stride, lowpass_width, lowpass_height);
1147
1148 ✗ low = s->plane[plane].l_h[0];
1149 ✗ high = s->plane[plane].l_h[1];
1150 ✗ output = s->plane[plane].l_h[7];
1151 ✗ dsp->horiz_filter(output, output_stride, low, output_stride, high, output_stride, lowpass_width, lowpass_height * 2);
1152 ✗ if (s->bpc == 12) {
1153 ✗ output = s->plane[plane].l_h[7];
1154 ✗ for (int i = 0; i < lowpass_height * 2; i++) {
1155 ✗ for (int j = 0; j < lowpass_width * 2; j++)
1156 ✗ output[j] *= 4;
1157
1158 ✗ output += output_stride * 2;
1159 }
1160 }
1161
1162 ✗ lowpass_height = s->plane[plane].band[1][1].height;
1163 ✗ output_stride = s->plane[plane].band[1][1].a_width;
1164 ✗ lowpass_width = s->plane[plane].band[1][1].width;
1165 ✗ highpass_stride = s->plane[plane].band[1][1].stride;
1166
1167 ✗ if (lowpass_height > s->plane[plane].band[1][1].a_height || lowpass_width > s->plane[plane].band[1][1].a_width ||
1168 ✗ !highpass_stride || s->plane[plane].band[1][1].width > s->plane[plane].band[1][1].a_width ||
1169 ✗ lowpass_width < 3 || lowpass_height < 3) {
1170 ✗ av_log(avctx, AV_LOG_ERROR, "Invalid plane dimensions\n");
1171 ✗ ret = AVERROR(EINVAL);
1172 ✗ goto end;
1173 }
1174
1175 ✗ av_log(avctx, AV_LOG_DEBUG, "Level 2 lowpass plane %i %i %i %i\n", plane, lowpass_height, lowpass_width, highpass_stride);
1176
1177 ✗ low = s->plane[plane].l_h[7];
1178 ✗ high = s->plane[plane].subband[5];
1179 ✗ output = s->plane[plane].l_h[3];
1180 ✗ dsp->vert_filter(output, output_stride, low, output_stride, high, highpass_stride, lowpass_width, lowpass_height);
1181
1182 ✗ low = s->plane[plane].subband[4];
1183 ✗ high = s->plane[plane].subband[6];
1184 ✗ output = s->plane[plane].l_h[4];
1185 ✗ dsp->vert_filter(output, output_stride, low, highpass_stride, high, highpass_stride, lowpass_width, lowpass_height);
1186
1187 ✗ low = s->plane[plane].l_h[3];
1188 ✗ high = s->plane[plane].l_h[4];
1189 ✗ output = s->plane[plane].l_h[7];
1190 ✗ dsp->horiz_filter(output, output_stride, low, output_stride, high, output_stride, lowpass_width, lowpass_height * 2);
1191
1192 ✗ output = s->plane[plane].l_h[7];
1193 ✗ for (int i = 0; i < lowpass_height * 2; i++) {
1194 ✗ for (int j = 0; j < lowpass_width * 2; j++)
1195 ✗ output[j] *= 4;
1196 ✗ output += output_stride * 2;
1197 }
1198
1199 ✗ low = s->plane[plane].subband[7];
1200 ✗ high = s->plane[plane].subband[9];
1201 ✗ output = s->plane[plane].l_h[3];
1202 ✗ dsp->vert_filter(output, output_stride, low, highpass_stride, high, highpass_stride, lowpass_width, lowpass_height);
1203
1204 ✗ low = s->plane[plane].subband[8];
1205 ✗ high = s->plane[plane].subband[10];
1206 ✗ output = s->plane[plane].l_h[4];
1207 ✗ dsp->vert_filter(output, output_stride, low, highpass_stride, high, highpass_stride, lowpass_width, lowpass_height);
1208
1209 ✗ low = s->plane[plane].l_h[3];
1210 ✗ high = s->plane[plane].l_h[4];
1211 ✗ output = s->plane[plane].l_h[9];
1212 ✗ dsp->horiz_filter(output, output_stride, low, output_stride, high, output_stride, lowpass_width, lowpass_height * 2);
1213
1214 ✗ lowpass_height = s->plane[plane].band[4][1].height;
1215 ✗ output_stride = s->plane[plane].band[4][1].a_width;
1216 ✗ lowpass_width = s->plane[plane].band[4][1].width;
1217 ✗ highpass_stride = s->plane[plane].band[4][1].stride;
1218 ✗ av_log(avctx, AV_LOG_DEBUG, "temporal level %i %i %i %i\n", plane, lowpass_height, lowpass_width, highpass_stride);
1219
1220 ✗ if (lowpass_height > s->plane[plane].band[4][1].a_height || lowpass_width > s->plane[plane].band[4][1].a_width ||
1221 ✗ !highpass_stride || s->plane[plane].band[4][1].width > s->plane[plane].band[4][1].a_width ||
1222 ✗ lowpass_width < 3 || lowpass_height < 3) {
1223 ✗ av_log(avctx, AV_LOG_ERROR, "Invalid plane dimensions\n");
1224 ✗ ret = AVERROR(EINVAL);
1225 ✗ goto end;
1226 }
1227
1228 ✗ low = s->plane[plane].l_h[7];
1229 ✗ high = s->plane[plane].l_h[9];
1230 ✗ output = s->plane[plane].l_h[7];
1231 ✗ for (int i = 0; i < lowpass_height; i++) {
1232 ✗ inverse_temporal_filter(low, high, lowpass_width);
1233 ✗ low += output_stride;
1234 ✗ high += output_stride;
1235 }
1236 ✗ if (s->progressive) {
1237 ✗ low = s->plane[plane].l_h[7];
1238 ✗ high = s->plane[plane].subband[15];
1239 ✗ output = s->plane[plane].l_h[6];
1240 ✗ dsp->vert_filter(output, output_stride, low, output_stride, high, highpass_stride, lowpass_width, lowpass_height);
1241
1242 ✗ low = s->plane[plane].subband[14];
1243 ✗ high = s->plane[plane].subband[16];
1244 ✗ output = s->plane[plane].l_h[7];
1245 ✗ dsp->vert_filter(output, output_stride, low, highpass_stride, high, highpass_stride, lowpass_width, lowpass_height);
1246
1247 ✗ low = s->plane[plane].l_h[9];
1248 ✗ high = s->plane[plane].subband[12];
1249 ✗ output = s->plane[plane].l_h[8];
1250 ✗ dsp->vert_filter(output, output_stride, low, output_stride, high, highpass_stride, lowpass_width, lowpass_height);
1251
1252 ✗ low = s->plane[plane].subband[11];
1253 ✗ high = s->plane[plane].subband[13];
1254 ✗ output = s->plane[plane].l_h[9];
1255 ✗ dsp->vert_filter(output, output_stride, low, highpass_stride, high, highpass_stride, lowpass_width, lowpass_height);
1256
1257 ✗ if (s->sample_type == 1)
1258 ✗ continue;
1259
1260 ✗ dst = (int16_t *)pic->data[act_plane];
1261 ✗ if (avctx->pix_fmt == AV_PIX_FMT_BAYER_RGGB16) {
1262 ✗ if (plane & 1)
1263 ✗ dst++;
1264 ✗ if (plane > 1)
1265 ✗ dst += pic->linesize[act_plane] >> 1;
1266 }
1267
1268 ✗ if (avctx->pix_fmt == AV_PIX_FMT_BAYER_RGGB16 &&
1269 ✗ (lowpass_height * 2 > avctx->coded_height / 2 ||
1270 ✗ lowpass_width * 2 > avctx->coded_width / 2 )
1271 ) {
1272 ✗ ret = AVERROR_INVALIDDATA;
1273 ✗ goto end;
1274 }
1275
1276 ✗ low = s->plane[plane].l_h[6];
1277 ✗ high = s->plane[plane].l_h[7];
1278 ✗ for (int i = 0; i < s->plane[act_plane].height; i++) {
1279 ✗ dsp->horiz_filter_clip(dst, low, high, lowpass_width, s->bpc);
1280 ✗ low += output_stride;
1281 ✗ high += output_stride;
1282 ✗ dst += dst_linesize;
1283 }
1284 } else {
1285 ✗ pic->flags |= AV_FRAME_FLAG_INTERLACED;
1286 ✗ low = s->plane[plane].l_h[7];
1287 ✗ high = s->plane[plane].subband[14];
1288 ✗ output = s->plane[plane].l_h[6];
1289 ✗ dsp->horiz_filter(output, output_stride, low, output_stride, high, highpass_stride, lowpass_width, lowpass_height);
1290
1291 ✗ low = s->plane[plane].subband[15];
1292 ✗ high = s->plane[plane].subband[16];
1293 ✗ output = s->plane[plane].l_h[7];
1294 ✗ dsp->horiz_filter(output, output_stride, low, highpass_stride, high, highpass_stride, lowpass_width, lowpass_height);
1295
1296 ✗ low = s->plane[plane].l_h[9];
1297 ✗ high = s->plane[plane].subband[11];
1298 ✗ output = s->plane[plane].l_h[8];
1299 ✗ dsp->horiz_filter(output, output_stride, low, output_stride, high, highpass_stride, lowpass_width, lowpass_height);
1300
1301 ✗ low = s->plane[plane].subband[12];
1302 ✗ high = s->plane[plane].subband[13];
1303 ✗ output = s->plane[plane].l_h[9];
1304 ✗ dsp->horiz_filter(output, output_stride, low, highpass_stride, high, highpass_stride, lowpass_width, lowpass_height);
1305
1306 ✗ if (s->sample_type == 1)
1307 ✗ continue;
1308
1309 ✗ dst = (int16_t *)pic->data[act_plane];
1310 ✗ low = s->plane[plane].l_h[6];
1311 ✗ high = s->plane[plane].l_h[7];
1312 ✗ for (int i = 0; i < s->plane[act_plane].height / 2; i++) {
1313 ✗ interlaced_vertical_filter(dst, low, high, lowpass_width * 2, pic->linesize[act_plane]/2, act_plane);
1314 ✗ low += output_stride * 2;
1315 ✗ high += output_stride * 2;
1316 ✗ dst += pic->linesize[act_plane];
1317 }
1318 }
1319 }
1320 }
1321
1322
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 33 if (s->transform_type == 2 && s->sample_type == 1) {
1323 int16_t *low, *high, *dst;
1324 int output_stride, lowpass_height, lowpass_width;
1325 ptrdiff_t dst_linesize;
1326
1327 ✗ for (int plane = 0; plane < s->planes; plane++) {
1328 ✗ int act_plane = plane == 1 ? 2 : plane == 2 ? 1 : plane;
1329
1330 ✗ if (avctx->pix_fmt == AV_PIX_FMT_BAYER_RGGB16) {
1331 ✗ act_plane = 0;
1332 ✗ dst_linesize = pic->linesize[act_plane];
1333 } else {
1334 ✗ dst_linesize = pic->linesize[act_plane] / 2;
1335 }
1336
1337 ✗ lowpass_height = s->plane[plane].band[4][1].height;
1338 ✗ output_stride = s->plane[plane].band[4][1].a_width;
1339 ✗ lowpass_width = s->plane[plane].band[4][1].width;
1340
1341 ✗ if (lowpass_height > s->plane[plane].band[4][1].a_height || lowpass_width > s->plane[plane].band[4][1].a_width ||
1342 ✗ s->plane[plane].band[4][1].width > s->plane[plane].band[4][1].a_width ||
1343 ✗ lowpass_width < 3 || lowpass_height < 3) {
1344 ✗ av_log(avctx, AV_LOG_ERROR, "Invalid plane dimensions\n");
1345 ✗ ret = AVERROR(EINVAL);
1346 ✗ goto end;
1347 }
1348
1349 ✗ if (s->progressive) {
1350 ✗ dst = (int16_t *)pic->data[act_plane];
1351 ✗ low = s->plane[plane].l_h[8];
1352 ✗ high = s->plane[plane].l_h[9];
1353
1354 ✗ if (avctx->pix_fmt == AV_PIX_FMT_BAYER_RGGB16) {
1355 ✗ if (plane & 1)
1356 ✗ dst++;
1357 ✗ if (plane > 1)
1358 ✗ dst += pic->linesize[act_plane] >> 1;
1359 }
1360
1361 ✗ if (avctx->pix_fmt == AV_PIX_FMT_BAYER_RGGB16 &&
1362 ✗ (lowpass_height * 2 > avctx->coded_height / 2 ||
1363 ✗ lowpass_width * 2 > avctx->coded_width / 2 )
1364 ) {
1365 ✗ ret = AVERROR_INVALIDDATA;
1366 ✗ goto end;
1367 }
1368
1369 ✗ for (int i = 0; i < s->plane[act_plane].height; i++) {
1370 ✗ dsp->horiz_filter_clip(dst, low, high, lowpass_width, s->bpc);
1371 ✗ low += output_stride;
1372 ✗ high += output_stride;
1373 ✗ dst += dst_linesize;
1374 }
1375 } else {
1376 ✗ dst = (int16_t *)pic->data[act_plane];
1377 ✗ low = s->plane[plane].l_h[8];
1378 ✗ high = s->plane[plane].l_h[9];
1379 ✗ for (int i = 0; i < s->plane[act_plane].height / 2; i++) {
1380 ✗ interlaced_vertical_filter(dst, low, high, lowpass_width * 2, pic->linesize[act_plane]/2, act_plane);
1381 ✗ low += output_stride * 2;
1382 ✗ high += output_stride * 2;
1383 ✗ dst += pic->linesize[act_plane];
1384 }
1385 }
1386 }
1387 }
1388
1389
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 33 if (avctx->pix_fmt == AV_PIX_FMT_BAYER_RGGB16)
1390 ✗ process_bayer(pic, s->bpc);
1391 33 end:
1392
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 33 if (ret < 0)
1393 ✗ return ret;
1394
1395 33 *got_frame = 1;
1396 33 return avpkt->size;
1397 }
1398
1399 6 static av_cold int cfhd_close(AVCodecContext *avctx)
1400 {
1401 6 CFHDContext *s = avctx->priv_data;
1402
1403 6 free_buffers(s);
1404
1405 6 return 0;
1406 }
1407
1408 #if HAVE_THREADS
1409 ✗ static int update_thread_context(AVCodecContext *dst, const AVCodecContext *src)
1410 {
1411 ✗ CFHDContext *psrc = src->priv_data;
1412 ✗ CFHDContext *pdst = dst->priv_data;
1413 int ret;
1414
1415 ✗ if (dst == src || psrc->transform_type == 0)
1416 ✗ return 0;
1417
1418 ✗ if (pdst->plane[0].idwt_size != psrc->plane[0].idwt_size ||
1419 ✗ pdst->a_format != psrc->a_format ||
1420 ✗ pdst->a_width != psrc->a_width ||
1421 ✗ pdst->a_height != psrc->a_height ||
1422 ✗ pdst->a_transform_type != psrc->a_transform_type)
1423 ✗ free_buffers(pdst);
1424
1425 ✗ pdst->a_format = psrc->a_format;
1426 ✗ pdst->a_width = psrc->a_width;
1427 ✗ pdst->a_height = psrc->a_height;
1428 ✗ pdst->a_transform_type = psrc->a_transform_type;
1429 ✗ pdst->transform_type = psrc->transform_type;
1430 ✗ pdst->progressive = psrc->progressive;
1431 ✗ pdst->planes = psrc->planes;
1432
1433 ✗ if (!pdst->plane[0].idwt_buf) {
1434 ✗ pdst->coded_width = pdst->a_width;
1435 ✗ pdst->coded_height = pdst->a_height;
1436 ✗ pdst->coded_format = pdst->a_format;
1437 ✗ pdst->transform_type = pdst->a_transform_type;
1438 ✗ ret = alloc_buffers(dst);
1439 ✗ if (ret < 0)
1440 ✗ return ret;
1441 }
1442
1443 ✗ for (int plane = 0; plane < pdst->planes; plane++) {
1444 ✗ memcpy(pdst->plane[plane].band, psrc->plane[plane].band, sizeof(pdst->plane[plane].band));
1445 ✗ memcpy(pdst->plane[plane].idwt_buf, psrc->plane[plane].idwt_buf,
1446 ✗ pdst->plane[plane].idwt_size * sizeof(int16_t));
1447 }
1448
1449 ✗ return 0;
1450 }
1451 #endif
1452
1453 const FFCodec ff_cfhd_decoder = {
1454 .p.name = "cfhd",
1455 CODEC_LONG_NAME("GoPro CineForm HD"),
1456 .p.type = AVMEDIA_TYPE_VIDEO,
1457 .p.id = AV_CODEC_ID_CFHD,
1458 .priv_data_size = sizeof(CFHDContext),
1459 .init = cfhd_init,
1460 .close = cfhd_close,
1461 FF_CODEC_DECODE_CB(cfhd_decode),
1462 UPDATE_THREAD_CONTEXT(update_thread_context),
1463 .p.capabilities = AV_CODEC_CAP_DR1 | AV_CODEC_CAP_FRAME_THREADS,
1464 .caps_internal = FF_CODEC_CAP_INIT_CLEANUP,
1465 };
1466