Decode the Image Data Section (which contains merged pictures).
Support RGB/A and Grayscale/A in 8bits and 16 bits per channel.
Support uncompress and rle decompression in Image Data Section.
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
... | ... |
@@ -584,6 +584,8 @@ following image formats are supported: |
584 | 584 |
@item PNG @tab X @tab X |
585 | 585 |
@item PPM @tab X @tab X |
586 | 586 |
@tab Portable PixelMap image |
587 |
+@item PSD @tab @tab X |
|
588 |
+ @tab Photoshop |
|
587 | 589 |
@item PTX @tab @tab X |
588 | 590 |
@tab V.Flash PTX format |
589 | 591 |
@item SGI @tab X @tab X |
... | ... |
@@ -462,6 +462,7 @@ OBJS-$(CONFIG_PRORES_LGPL_DECODER) += proresdec_lgpl.o proresdsp.o proresdat |
462 | 462 |
OBJS-$(CONFIG_PRORES_ENCODER) += proresenc_anatoliy.o |
463 | 463 |
OBJS-$(CONFIG_PRORES_AW_ENCODER) += proresenc_anatoliy.o |
464 | 464 |
OBJS-$(CONFIG_PRORES_KS_ENCODER) += proresenc_kostya.o proresdata.o |
465 |
+OBJS-$(CONFIG_PSD_DECODER) += psd.o |
|
465 | 466 |
OBJS-$(CONFIG_PTX_DECODER) += ptx.o |
466 | 467 |
OBJS-$(CONFIG_QCELP_DECODER) += qcelpdec.o \ |
467 | 468 |
celp_filters.o acelp_vectors.o \ |
... | ... |
@@ -287,6 +287,7 @@ void avcodec_register_all(void) |
287 | 287 |
REGISTER_ENCODER(PRORES_AW, prores_aw); |
288 | 288 |
REGISTER_ENCODER(PRORES_KS, prores_ks); |
289 | 289 |
REGISTER_DECODER(PRORES_LGPL, prores_lgpl); |
290 |
+ REGISTER_DECODER(PSD, psd); |
|
290 | 291 |
REGISTER_DECODER(PTX, ptx); |
291 | 292 |
REGISTER_DECODER(QDRAW, qdraw); |
292 | 293 |
REGISTER_DECODER(QPEG, qpeg); |
... | ... |
@@ -1461,6 +1461,13 @@ static const AVCodecDescriptor codec_descriptors[] = { |
1461 | 1461 |
.props = AV_CODEC_PROP_INTRA_ONLY | AV_CODEC_PROP_LOSSLESS, |
1462 | 1462 |
}, |
1463 | 1463 |
{ |
1464 |
+ .id = AV_CODEC_ID_PSD, |
|
1465 |
+ .type = AVMEDIA_TYPE_VIDEO, |
|
1466 |
+ .name = "psd", |
|
1467 |
+ .long_name = NULL_IF_CONFIG_SMALL("Photoshop PSD file"), |
|
1468 |
+ .props = AV_CODEC_PROP_INTRA_ONLY | AV_CODEC_PROP_LOSSLESS, |
|
1469 |
+ }, |
|
1470 |
+ { |
|
1464 | 1471 |
.id = AV_CODEC_ID_PTX, |
1465 | 1472 |
.type = AVMEDIA_TYPE_VIDEO, |
1466 | 1473 |
.name = "ptx", |
1467 | 1474 |
new file mode 100644 |
... | ... |
@@ -0,0 +1,435 @@ |
0 |
+/* |
|
1 |
+ * Photoshop (PSD) image decoder |
|
2 |
+ * Copyright (c) 2016 Jokyo Images |
|
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 |
+#include "bytestream.h" |
|
22 |
+#include "internal.h" |
|
23 |
+ |
|
24 |
+enum PsdCompr { |
|
25 |
+ PSD_RAW, |
|
26 |
+ PSD_RLE, |
|
27 |
+ PSD_ZIP_WITHOUT_P, |
|
28 |
+ PSD_ZIP_WITH_P, |
|
29 |
+}; |
|
30 |
+ |
|
31 |
+enum PsdColorMode { |
|
32 |
+ PSD_BITMAP, |
|
33 |
+ PSD_GRAYSCALE, |
|
34 |
+ PSD_INDEXED, |
|
35 |
+ PSD_RGB, |
|
36 |
+ PSD_CMYK, |
|
37 |
+ PSD_MULTICHANNEL, |
|
38 |
+ PSD_DUOTONE, |
|
39 |
+ PSD_LAB, |
|
40 |
+}; |
|
41 |
+ |
|
42 |
+typedef struct PSDContext { |
|
43 |
+ AVClass *class; |
|
44 |
+ AVFrame *picture; |
|
45 |
+ AVCodecContext *avctx; |
|
46 |
+ GetByteContext gb; |
|
47 |
+ |
|
48 |
+ uint8_t * tmp; |
|
49 |
+ |
|
50 |
+ uint16_t channel_count; |
|
51 |
+ uint16_t channel_depth; |
|
52 |
+ |
|
53 |
+ uint64_t uncompressed_size; |
|
54 |
+ unsigned int pixel_size;/* 1 for 8 bits, 2 for 16 bits */ |
|
55 |
+ uint64_t line_size;/* length of src data (even width) */ |
|
56 |
+ |
|
57 |
+ int width; |
|
58 |
+ int height; |
|
59 |
+ |
|
60 |
+ enum PsdCompr compression; |
|
61 |
+ enum PsdColorMode color_mode; |
|
62 |
+} PSDContext; |
|
63 |
+ |
|
64 |
+static int decode_header(PSDContext * s) |
|
65 |
+{ |
|
66 |
+ int signature, version, color_mode, compression; |
|
67 |
+ int64_t len_section; |
|
68 |
+ int ret = 0; |
|
69 |
+ |
|
70 |
+ if (bytestream2_get_bytes_left(&s->gb) < 30) {/* File header section + color map data section length */ |
|
71 |
+ av_log(s->avctx, AV_LOG_ERROR, "Header too short to parse.\n"); |
|
72 |
+ return AVERROR_INVALIDDATA; |
|
73 |
+ } |
|
74 |
+ |
|
75 |
+ signature = bytestream2_get_le32(&s->gb); |
|
76 |
+ if (signature != MKTAG('8','B','P','S')) { |
|
77 |
+ av_log(s->avctx, AV_LOG_ERROR, "Wrong signature %d.\n", signature); |
|
78 |
+ return AVERROR_INVALIDDATA; |
|
79 |
+ } |
|
80 |
+ |
|
81 |
+ version = bytestream2_get_be16(&s->gb); |
|
82 |
+ if (version != 1) { |
|
83 |
+ av_log(s->avctx, AV_LOG_ERROR, "Wrong version %d.\n", version); |
|
84 |
+ return AVERROR_INVALIDDATA; |
|
85 |
+ } |
|
86 |
+ |
|
87 |
+ bytestream2_skip(&s->gb, 6);/* reserved */ |
|
88 |
+ |
|
89 |
+ s->channel_count = bytestream2_get_be16(&s->gb); |
|
90 |
+ if ((s->channel_count < 1) || (s->channel_count > 56)) { |
|
91 |
+ av_log(s->avctx, AV_LOG_ERROR, "Invalid channel count %d.\n", s->channel_count); |
|
92 |
+ return AVERROR_INVALIDDATA; |
|
93 |
+ } |
|
94 |
+ |
|
95 |
+ s->height = bytestream2_get_be32(&s->gb); |
|
96 |
+ |
|
97 |
+ if ((s->height > 30000) && (s->avctx->strict_std_compliance > FF_COMPLIANCE_EXPERIMENTAL)) { |
|
98 |
+ av_log(s->avctx, AV_LOG_ERROR, |
|
99 |
+ "Height > 30000 is experimental, add " |
|
100 |
+ "'-strict %d' if you want to try to decode the picture.\n", |
|
101 |
+ FF_COMPLIANCE_EXPERIMENTAL); |
|
102 |
+ return AVERROR_EXPERIMENTAL; |
|
103 |
+ } |
|
104 |
+ |
|
105 |
+ s->width = bytestream2_get_be32(&s->gb); |
|
106 |
+ if ((s->width > 30000) && (s->avctx->strict_std_compliance > FF_COMPLIANCE_EXPERIMENTAL)) { |
|
107 |
+ av_log(s->avctx, AV_LOG_ERROR, |
|
108 |
+ "Width > 30000 is experimental, add " |
|
109 |
+ "'-strict %d' if you want to try to decode the picture.\n", |
|
110 |
+ FF_COMPLIANCE_EXPERIMENTAL); |
|
111 |
+ return AVERROR_EXPERIMENTAL; |
|
112 |
+ } |
|
113 |
+ |
|
114 |
+ if ((ret = ff_set_dimensions(s->avctx, s->width, s->height)) < 0) |
|
115 |
+ return ret; |
|
116 |
+ |
|
117 |
+ s->channel_depth = bytestream2_get_be16(&s->gb); |
|
118 |
+ |
|
119 |
+ color_mode = bytestream2_get_be16(&s->gb); |
|
120 |
+ switch (color_mode) { |
|
121 |
+ case 0: |
|
122 |
+ s->color_mode = PSD_BITMAP; |
|
123 |
+ break; |
|
124 |
+ case 1: |
|
125 |
+ s->color_mode = PSD_GRAYSCALE; |
|
126 |
+ break; |
|
127 |
+ case 2: |
|
128 |
+ s->color_mode = PSD_INDEXED; |
|
129 |
+ break; |
|
130 |
+ case 3: |
|
131 |
+ s->color_mode = PSD_RGB; |
|
132 |
+ break; |
|
133 |
+ case 4: |
|
134 |
+ s->color_mode = PSD_CMYK; |
|
135 |
+ break; |
|
136 |
+ case 7: |
|
137 |
+ s->color_mode = PSD_MULTICHANNEL; |
|
138 |
+ break; |
|
139 |
+ case 8: |
|
140 |
+ s->color_mode = PSD_DUOTONE; |
|
141 |
+ break; |
|
142 |
+ case 9: |
|
143 |
+ s->color_mode = PSD_LAB; |
|
144 |
+ break; |
|
145 |
+ default: |
|
146 |
+ av_log(s->avctx, AV_LOG_ERROR, "Unknown color mode %d.\n", color_mode); |
|
147 |
+ return AVERROR_INVALIDDATA; |
|
148 |
+ } |
|
149 |
+ |
|
150 |
+ /* color map data */ |
|
151 |
+ len_section = bytestream2_get_be32(&s->gb); |
|
152 |
+ if (len_section < 0) { |
|
153 |
+ av_log(s->avctx, AV_LOG_ERROR, "Negative size for color map data section.\n"); |
|
154 |
+ return AVERROR_INVALIDDATA; |
|
155 |
+ } |
|
156 |
+ |
|
157 |
+ if (bytestream2_get_bytes_left(&s->gb) < (len_section + 4)) { /* section and len next section */ |
|
158 |
+ av_log(s->avctx, AV_LOG_ERROR, "Incomplete file.\n"); |
|
159 |
+ return AVERROR_INVALIDDATA; |
|
160 |
+ } |
|
161 |
+ bytestream2_skip(&s->gb, len_section); |
|
162 |
+ |
|
163 |
+ /* image ressources */ |
|
164 |
+ len_section = bytestream2_get_be32(&s->gb); |
|
165 |
+ if (len_section < 0) { |
|
166 |
+ av_log(s->avctx, AV_LOG_ERROR, "Negative size for image ressources section.\n"); |
|
167 |
+ return AVERROR_INVALIDDATA; |
|
168 |
+ } |
|
169 |
+ |
|
170 |
+ if (bytestream2_get_bytes_left(&s->gb) < (len_section + 4)) { /* section and len next section */ |
|
171 |
+ av_log(s->avctx, AV_LOG_ERROR, "Incomplete file.\n"); |
|
172 |
+ return AVERROR_INVALIDDATA; |
|
173 |
+ } |
|
174 |
+ bytestream2_skip(&s->gb, len_section); |
|
175 |
+ |
|
176 |
+ /* layers and masks */ |
|
177 |
+ len_section = bytestream2_get_be32(&s->gb); |
|
178 |
+ if (len_section < 0) { |
|
179 |
+ av_log(s->avctx, AV_LOG_ERROR, "Negative size for layers and masks data section.\n"); |
|
180 |
+ return AVERROR_INVALIDDATA; |
|
181 |
+ } |
|
182 |
+ |
|
183 |
+ if (bytestream2_get_bytes_left(&s->gb) < len_section) { |
|
184 |
+ av_log(s->avctx, AV_LOG_ERROR, "Incomplete file.\n"); |
|
185 |
+ return AVERROR_INVALIDDATA; |
|
186 |
+ } |
|
187 |
+ bytestream2_skip(&s->gb, len_section); |
|
188 |
+ |
|
189 |
+ /* image section */ |
|
190 |
+ if (bytestream2_get_bytes_left(&s->gb) < 2) { |
|
191 |
+ av_log(s->avctx, AV_LOG_ERROR, "File without image data section.\n"); |
|
192 |
+ return AVERROR_INVALIDDATA; |
|
193 |
+ } |
|
194 |
+ |
|
195 |
+ s->compression = bytestream2_get_be16(&s->gb); |
|
196 |
+ switch (s->compression) { |
|
197 |
+ case 0: |
|
198 |
+ case 1: |
|
199 |
+ break; |
|
200 |
+ case 2: |
|
201 |
+ avpriv_request_sample(s->avctx, "ZIP without predictor compression"); |
|
202 |
+ return AVERROR_PATCHWELCOME; |
|
203 |
+ break; |
|
204 |
+ case 3: |
|
205 |
+ avpriv_request_sample(s->avctx, "ZIP with predictor compression"); |
|
206 |
+ return AVERROR_PATCHWELCOME; |
|
207 |
+ break; |
|
208 |
+ default: |
|
209 |
+ av_log(s->avctx, AV_LOG_ERROR, "Unknown compression %d.\n", compression); |
|
210 |
+ return AVERROR_INVALIDDATA; |
|
211 |
+ } |
|
212 |
+ |
|
213 |
+ return ret; |
|
214 |
+} |
|
215 |
+ |
|
216 |
+static int decode_rle(PSDContext * s){ |
|
217 |
+ unsigned int scanline_count; |
|
218 |
+ unsigned int sl, count; |
|
219 |
+ unsigned long target_index = 0; |
|
220 |
+ unsigned int p; |
|
221 |
+ int8_t rle_char; |
|
222 |
+ unsigned int repeat_count; |
|
223 |
+ uint8_t v; |
|
224 |
+ |
|
225 |
+ scanline_count = s->height * s->channel_count; |
|
226 |
+ |
|
227 |
+ /* scanline table */ |
|
228 |
+ if (bytestream2_get_bytes_left(&s->gb) < scanline_count * 2) { |
|
229 |
+ av_log(s->avctx, AV_LOG_ERROR, "Not enough data for rle scanline table.\n"); |
|
230 |
+ return AVERROR_INVALIDDATA; |
|
231 |
+ } |
|
232 |
+ bytestream2_skip(&s->gb, scanline_count * 2);/* size of each scanline */ |
|
233 |
+ |
|
234 |
+ /* decode rle data scanline by scanline */ |
|
235 |
+ for (sl = 0; sl < scanline_count; sl++) { |
|
236 |
+ count = 0; |
|
237 |
+ |
|
238 |
+ while (count < s->line_size) { |
|
239 |
+ rle_char = bytestream2_get_byte(&s->gb); |
|
240 |
+ |
|
241 |
+ if (rle_char <= 0) {/* byte repeat */ |
|
242 |
+ repeat_count = rle_char * -1; |
|
243 |
+ |
|
244 |
+ if (bytestream2_get_bytes_left(&s->gb) < 1) { |
|
245 |
+ av_log(s->avctx, AV_LOG_ERROR, "Not enough data for rle scanline.\n"); |
|
246 |
+ return AVERROR_INVALIDDATA; |
|
247 |
+ } |
|
248 |
+ |
|
249 |
+ if (target_index + repeat_count >= s->uncompressed_size) { |
|
250 |
+ av_log(s->avctx, AV_LOG_ERROR, "Invalid rle char.\n"); |
|
251 |
+ return AVERROR_INVALIDDATA; |
|
252 |
+ } |
|
253 |
+ |
|
254 |
+ v = bytestream2_get_byte(&s->gb); |
|
255 |
+ for (p = 0; p <= repeat_count; p++) { |
|
256 |
+ s->tmp[target_index++] = v; |
|
257 |
+ } |
|
258 |
+ count += repeat_count + 1; |
|
259 |
+ } else { |
|
260 |
+ if (bytestream2_get_bytes_left(&s->gb) < rle_char) { |
|
261 |
+ av_log(s->avctx, AV_LOG_ERROR, "Not enough data for rle scanline.\n"); |
|
262 |
+ return AVERROR_INVALIDDATA; |
|
263 |
+ } |
|
264 |
+ |
|
265 |
+ if (target_index + rle_char >= s->uncompressed_size) { |
|
266 |
+ av_log(s->avctx, AV_LOG_ERROR, "Invalid rle char.\n"); |
|
267 |
+ return AVERROR_INVALIDDATA; |
|
268 |
+ } |
|
269 |
+ |
|
270 |
+ for (p = 0; p <= rle_char; p++) { |
|
271 |
+ v = bytestream2_get_byte(&s->gb); |
|
272 |
+ s->tmp[target_index++] = v; |
|
273 |
+ } |
|
274 |
+ count += rle_char + 1; |
|
275 |
+ } |
|
276 |
+ } |
|
277 |
+ } |
|
278 |
+ |
|
279 |
+ return 0; |
|
280 |
+} |
|
281 |
+ |
|
282 |
+static int decode_frame(AVCodecContext *avctx, void *data, |
|
283 |
+ int *got_frame, AVPacket *avpkt) |
|
284 |
+{ |
|
285 |
+ int ret; |
|
286 |
+ uint8_t *ptr; |
|
287 |
+ const uint8_t *ptr_data; |
|
288 |
+ int index_out, c, y, x, p; |
|
289 |
+ uint8_t eq_channel[4] = {2,0,1,3};/* RGBA -> GBRA channel order */ |
|
290 |
+ uint8_t plane_number; |
|
291 |
+ |
|
292 |
+ AVFrame *picture = data; |
|
293 |
+ |
|
294 |
+ PSDContext *s = avctx->priv_data; |
|
295 |
+ s->avctx = avctx; |
|
296 |
+ s->channel_count = 0; |
|
297 |
+ s->channel_depth = 0; |
|
298 |
+ s->tmp = NULL; |
|
299 |
+ s->line_size = 0; |
|
300 |
+ |
|
301 |
+ bytestream2_init(&s->gb, avpkt->data, avpkt->size); |
|
302 |
+ |
|
303 |
+ if ((ret = decode_header(s)) < 0) |
|
304 |
+ return ret; |
|
305 |
+ |
|
306 |
+ s->pixel_size = s->channel_depth >> 3;/* in byte */ |
|
307 |
+ s->line_size = s->width * s->pixel_size; |
|
308 |
+ s->uncompressed_size = s->line_size * s->height * s->channel_count; |
|
309 |
+ |
|
310 |
+ switch (s->color_mode) { |
|
311 |
+ case PSD_RGB: |
|
312 |
+ if (s->channel_count == 3) { |
|
313 |
+ if (s->channel_depth == 8) { |
|
314 |
+ avctx->pix_fmt = AV_PIX_FMT_GBRP; |
|
315 |
+ } else if (s->channel_depth == 16) { |
|
316 |
+ avctx->pix_fmt = AV_PIX_FMT_GBRP16BE; |
|
317 |
+ } else { |
|
318 |
+ avpriv_report_missing_feature(avctx, "channel depth %d for rgb", s->channel_depth); |
|
319 |
+ return AVERROR_PATCHWELCOME; |
|
320 |
+ } |
|
321 |
+ } else if (s->channel_count == 4) { |
|
322 |
+ if (s->channel_depth == 8) { |
|
323 |
+ avctx->pix_fmt = AV_PIX_FMT_GBRAP; |
|
324 |
+ } else if (s->channel_depth == 16) { |
|
325 |
+ avctx->pix_fmt = AV_PIX_FMT_GBRAP16BE; |
|
326 |
+ } else { |
|
327 |
+ avpriv_report_missing_feature(avctx, "channel depth %d for rgb", s->channel_depth); |
|
328 |
+ return AVERROR_PATCHWELCOME; |
|
329 |
+ } |
|
330 |
+ } else { |
|
331 |
+ avpriv_report_missing_feature(avctx, "channel count %d for rgb", s->channel_count); |
|
332 |
+ return AVERROR_PATCHWELCOME; |
|
333 |
+ } |
|
334 |
+ break; |
|
335 |
+ case PSD_GRAYSCALE: |
|
336 |
+ if (s->channel_count == 1) { |
|
337 |
+ if (s->channel_depth == 8) { |
|
338 |
+ avctx->pix_fmt = AV_PIX_FMT_GRAY8; |
|
339 |
+ } else if (s->channel_depth == 16) { |
|
340 |
+ avctx->pix_fmt = AV_PIX_FMT_GRAY16BE; |
|
341 |
+ } else { |
|
342 |
+ avpriv_report_missing_feature(avctx, "channel depth %d for grayscale", s->channel_depth); |
|
343 |
+ return AVERROR_PATCHWELCOME; |
|
344 |
+ } |
|
345 |
+ } else if (s->channel_count == 2) { |
|
346 |
+ if (s->channel_depth == 8) { |
|
347 |
+ avctx->pix_fmt = AV_PIX_FMT_YA8; |
|
348 |
+ } else if (s->channel_depth == 16) { |
|
349 |
+ avctx->pix_fmt = AV_PIX_FMT_YA16BE; |
|
350 |
+ } else { |
|
351 |
+ avpriv_report_missing_feature(avctx, "channel depth %d for grayscale", s->channel_depth); |
|
352 |
+ return AVERROR_PATCHWELCOME; |
|
353 |
+ } |
|
354 |
+ } else { |
|
355 |
+ avpriv_report_missing_feature(avctx, "channel count %d for grayscale", s->channel_count); |
|
356 |
+ return AVERROR_PATCHWELCOME; |
|
357 |
+ } |
|
358 |
+ break; |
|
359 |
+ default: |
|
360 |
+ avpriv_report_missing_feature(avctx, "color mode %d", s->color_mode); |
|
361 |
+ return AVERROR_PATCHWELCOME; |
|
362 |
+ } |
|
363 |
+ |
|
364 |
+ if ((ret = ff_get_buffer(avctx, picture, 0)) < 0) |
|
365 |
+ return ret; |
|
366 |
+ |
|
367 |
+ /* decode picture if need */ |
|
368 |
+ if (s->compression == PSD_RLE) { |
|
369 |
+ s->tmp = av_malloc(s->uncompressed_size); |
|
370 |
+ if (!s->tmp) |
|
371 |
+ return AVERROR(ENOMEM); |
|
372 |
+ |
|
373 |
+ ret = decode_rle(s); |
|
374 |
+ |
|
375 |
+ if (ret < 0) { |
|
376 |
+ av_freep(&s->tmp); |
|
377 |
+ return ret; |
|
378 |
+ } |
|
379 |
+ |
|
380 |
+ ptr_data = s->tmp; |
|
381 |
+ } else { |
|
382 |
+ if (bytestream2_get_bytes_left(&s->gb) < s->uncompressed_size) { |
|
383 |
+ av_log(s->avctx, AV_LOG_ERROR, "Not enough data for raw image data section.\n"); |
|
384 |
+ return AVERROR_INVALIDDATA; |
|
385 |
+ } |
|
386 |
+ ptr_data = s->gb.buffer; |
|
387 |
+ } |
|
388 |
+ |
|
389 |
+ /* Store data */ |
|
390 |
+ if ((avctx->pix_fmt == AV_PIX_FMT_YA8)||(avctx->pix_fmt == AV_PIX_FMT_YA16BE)){/* Interleaved */ |
|
391 |
+ ptr = picture->data[0]; |
|
392 |
+ for (c = 0; c < s->channel_count; c++) { |
|
393 |
+ for (y = 0; y < s->height; y++) { |
|
394 |
+ for (x = 0; x < s->width; x++) { |
|
395 |
+ index_out = y * picture->linesize[0] + x * s->channel_count * s->pixel_size + c * s->pixel_size; |
|
396 |
+ for (p = 0; p < s->pixel_size; p++) { |
|
397 |
+ ptr[index_out + p] = *ptr_data; |
|
398 |
+ ptr_data ++; |
|
399 |
+ } |
|
400 |
+ } |
|
401 |
+ } |
|
402 |
+ } |
|
403 |
+ } else {/* Planar */ |
|
404 |
+ if (s->channel_count == 1)/* gray 8 or gray 16be */ |
|
405 |
+ eq_channel[0] = 0;/* assign first channel, to first plane */ |
|
406 |
+ |
|
407 |
+ for (c = 0; c < s->channel_count; c++) { |
|
408 |
+ plane_number = eq_channel[c]; |
|
409 |
+ ptr = picture->data[plane_number];/* get the right plane */ |
|
410 |
+ for (y = 0; y < s->height; y++) { |
|
411 |
+ memcpy(ptr, ptr_data, s->width * s->pixel_size); |
|
412 |
+ ptr += picture->linesize[plane_number]; |
|
413 |
+ ptr_data += s->width * s->pixel_size; |
|
414 |
+ } |
|
415 |
+ } |
|
416 |
+ } |
|
417 |
+ |
|
418 |
+ av_freep(&s->tmp); |
|
419 |
+ |
|
420 |
+ picture->pict_type = AV_PICTURE_TYPE_I; |
|
421 |
+ *got_frame = 1; |
|
422 |
+ |
|
423 |
+ return avpkt->size; |
|
424 |
+} |
|
425 |
+ |
|
426 |
+AVCodec ff_psd_decoder = { |
|
427 |
+ .name = "psd", |
|
428 |
+ .long_name = NULL_IF_CONFIG_SMALL("Photoshop PSD file"), |
|
429 |
+ .type = AVMEDIA_TYPE_VIDEO, |
|
430 |
+ .id = AV_CODEC_ID_PSD, |
|
431 |
+ .priv_data_size = sizeof(PSDContext), |
|
432 |
+ .decode = decode_frame, |
|
433 |
+ .capabilities = AV_CODEC_CAP_DR1 | AV_CODEC_CAP_FRAME_THREADS, |
|
434 |
+}; |