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libopenjpegenc.c
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1 /*
2  * JPEG 2000 encoding support via OpenJPEG
3  * Copyright (c) 2011 Michael Bradshaw <mjbshaw gmail com>
4  *
5  * This file is part of FFmpeg.
6  *
7  * FFmpeg is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU Lesser General Public
9  * License as published by the Free Software Foundation; either
10  * version 2.1 of the License, or (at your option) any later version.
11  *
12  * FFmpeg is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15  * Lesser General Public License for more details.
16  *
17  * You should have received a copy of the GNU Lesser General Public
18  * License along with FFmpeg; if not, write to the Free Software
19  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20  */
21 
22 /**
23  * @file
24  * JPEG 2000 encoder using libopenjpeg
25  */
26 
27 #define OPJ_STATIC
28 
29 #include "libavutil/avassert.h"
30 #include "libavutil/common.h"
31 #include "libavutil/imgutils.h"
32 #include "libavutil/intreadwrite.h"
33 #include "libavutil/opt.h"
34 #include "avcodec.h"
35 #include "internal.h"
36 
37 #if HAVE_OPENJPEG_1_5_OPENJPEG_H
38 # include <openjpeg-1.5/openjpeg.h>
39 #else
40 # include <openjpeg.h>
41 #endif
42 
43 typedef struct {
44  AVClass *avclass;
45  opj_image_t *image;
46  opj_cio_t *stream;
47  opj_cparameters_t enc_params;
48  opj_cinfo_t *compress;
49  opj_event_mgr_t event_mgr;
50  int format;
51  int profile;
52  int prog_order;
53  int cinema_mode;
54  int numresolution;
55  int numlayers;
56  int disto_alloc;
57  int fixed_alloc;
58  int fixed_quality;
59 } LibOpenJPEGContext;
60 
61 static void error_callback(const char *msg, void *data)
62 {
63  av_log(data, AV_LOG_ERROR, "%s\n", msg);
64 }
65 
66 static void warning_callback(const char *msg, void *data)
67 {
68  av_log(data, AV_LOG_WARNING, "%s\n", msg);
69 }
70 
71 static void info_callback(const char *msg, void *data)
72 {
73  av_log(data, AV_LOG_DEBUG, "%s\n", msg);
74 }
75 
76 static opj_image_t *mj2_create_image(AVCodecContext *avctx, opj_cparameters_t *parameters)
77 {
78  const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(avctx->pix_fmt);
79  opj_image_cmptparm_t cmptparm[4] = {{0}};
80  opj_image_t *img;
81  int i;
82  int sub_dx[4];
83  int sub_dy[4];
84  int numcomps;
85  OPJ_COLOR_SPACE color_space = CLRSPC_UNKNOWN;
86 
87  sub_dx[0] = sub_dx[3] = 1;
88  sub_dy[0] = sub_dy[3] = 1;
89  sub_dx[1] = sub_dx[2] = 1 << desc->log2_chroma_w;
90  sub_dy[1] = sub_dy[2] = 1 << desc->log2_chroma_h;
91 
92  numcomps = desc->nb_components;
93 
94  switch (avctx->pix_fmt) {
95  case AV_PIX_FMT_GRAY8:
96  case AV_PIX_FMT_GRAY8A:
97  case AV_PIX_FMT_GRAY16:
98  color_space = CLRSPC_GRAY;
99  break;
100  case AV_PIX_FMT_RGB24:
101  case AV_PIX_FMT_RGBA:
102  case AV_PIX_FMT_RGB48:
103  case AV_PIX_FMT_RGBA64:
104  case AV_PIX_FMT_GBR24P:
105  case AV_PIX_FMT_GBRP9:
106  case AV_PIX_FMT_GBRP10:
107  case AV_PIX_FMT_GBRP12:
108  case AV_PIX_FMT_GBRP14:
109  case AV_PIX_FMT_GBRP16:
110  case AV_PIX_FMT_XYZ12:
111  color_space = CLRSPC_SRGB;
112  break;
113  case AV_PIX_FMT_YUV410P:
114  case AV_PIX_FMT_YUV411P:
115  case AV_PIX_FMT_YUV420P:
116  case AV_PIX_FMT_YUV422P:
117  case AV_PIX_FMT_YUV440P:
118  case AV_PIX_FMT_YUV444P:
119  case AV_PIX_FMT_YUVA420P:
120  case AV_PIX_FMT_YUVA422P:
121  case AV_PIX_FMT_YUVA444P:
122  case AV_PIX_FMT_YUV420P9:
123  case AV_PIX_FMT_YUV422P9:
124  case AV_PIX_FMT_YUV444P9:
125  case AV_PIX_FMT_YUVA420P9:
126  case AV_PIX_FMT_YUVA422P9:
127  case AV_PIX_FMT_YUVA444P9:
128  case AV_PIX_FMT_YUV420P10:
129  case AV_PIX_FMT_YUV422P10:
130  case AV_PIX_FMT_YUV444P10:
131  case AV_PIX_FMT_YUVA420P10:
132  case AV_PIX_FMT_YUVA422P10:
133  case AV_PIX_FMT_YUVA444P10:
134  case AV_PIX_FMT_YUV420P12:
135  case AV_PIX_FMT_YUV422P12:
136  case AV_PIX_FMT_YUV444P12:
137  case AV_PIX_FMT_YUV420P14:
138  case AV_PIX_FMT_YUV422P14:
139  case AV_PIX_FMT_YUV444P14:
140  case AV_PIX_FMT_YUV420P16:
141  case AV_PIX_FMT_YUV422P16:
142  case AV_PIX_FMT_YUV444P16:
143  case AV_PIX_FMT_YUVA420P16:
144  case AV_PIX_FMT_YUVA422P16:
145  case AV_PIX_FMT_YUVA444P16:
146  color_space = CLRSPC_SYCC;
147  break;
148  default:
149  av_log(avctx, AV_LOG_ERROR,
150  "The requested pixel format '%s' is not supported\n",
151  av_get_pix_fmt_name(avctx->pix_fmt));
152  return NULL;
153  }
154 
155  for (i = 0; i < numcomps; i++) {
156  cmptparm[i].prec = desc->comp[i].depth_minus1 + 1;
157  cmptparm[i].bpp = desc->comp[i].depth_minus1 + 1;
158  cmptparm[i].sgnd = 0;
159  cmptparm[i].dx = sub_dx[i];
160  cmptparm[i].dy = sub_dy[i];
161  cmptparm[i].w = (avctx->width + sub_dx[i] - 1) / sub_dx[i];
162  cmptparm[i].h = (avctx->height + sub_dy[i] - 1) / sub_dy[i];
163  }
164 
165  img = opj_image_create(numcomps, cmptparm, color_space);
166 
167  // x0, y0 is the top left corner of the image
168  // x1, y1 is the width, height of the reference grid
169  img->x0 = 0;
170  img->y0 = 0;
171  img->x1 = (avctx->width - 1) * parameters->subsampling_dx + 1;
172  img->y1 = (avctx->height - 1) * parameters->subsampling_dy + 1;
173 
174  return img;
175 }
176 
177 static av_cold int libopenjpeg_encode_init(AVCodecContext *avctx)
178 {
179  LibOpenJPEGContext *ctx = avctx->priv_data;
180  int err = AVERROR(ENOMEM);
181 
182  opj_set_default_encoder_parameters(&ctx->enc_params);
183 
184  ctx->enc_params.cp_rsiz = ctx->profile;
185  ctx->enc_params.mode = !!avctx->global_quality;
186  ctx->enc_params.cp_cinema = ctx->cinema_mode;
187  ctx->enc_params.prog_order = ctx->prog_order;
188  ctx->enc_params.numresolution = ctx->numresolution;
189  ctx->enc_params.cp_disto_alloc = ctx->disto_alloc;
190  ctx->enc_params.cp_fixed_alloc = ctx->fixed_alloc;
191  ctx->enc_params.cp_fixed_quality = ctx->fixed_quality;
192  ctx->enc_params.tcp_numlayers = ctx->numlayers;
193  ctx->enc_params.tcp_rates[0] = FFMAX(avctx->compression_level, 0) * 2;
194 
195  if (ctx->cinema_mode > 0) {
196  ctx->enc_params.irreversible = 1;
197  ctx->enc_params.tcp_mct = 1;
198  ctx->enc_params.tile_size_on = 0;
199  /* no subsampling */
200  ctx->enc_params.cp_tdx=1;
201  ctx->enc_params.cp_tdy=1;
202  ctx->enc_params.subsampling_dx = 1;
203  ctx->enc_params.subsampling_dy = 1;
204  /* Tile and Image shall be at (0,0) */
205  ctx->enc_params.cp_tx0 = 0;
206  ctx->enc_params.cp_ty0 = 0;
207  ctx->enc_params.image_offset_x0 = 0;
208  ctx->enc_params.image_offset_y0 = 0;
209  /* Codeblock size= 32*32 */
210  ctx->enc_params.cblockw_init = 32;
211  ctx->enc_params.cblockh_init = 32;
212  ctx->enc_params.csty |= 0x01;
213  /* No ROI */
214  ctx->enc_params.roi_compno = -1;
215 
216  if (ctx->enc_params.prog_order != CPRL) {
217  av_log(avctx, AV_LOG_ERROR, "prog_order forced to CPRL\n");
218  ctx->enc_params.prog_order = CPRL;
219  }
220  ctx->enc_params.tp_flag = 'C';
221  ctx->enc_params.tp_on = 1;
222  }
223 
224  ctx->compress = opj_create_compress(ctx->format);
225  if (!ctx->compress) {
226  av_log(avctx, AV_LOG_ERROR, "Error creating the compressor\n");
227  return AVERROR(ENOMEM);
228  }
229 
230  ctx->image = mj2_create_image(avctx, &ctx->enc_params);
231  if (!ctx->image) {
232  av_log(avctx, AV_LOG_ERROR, "Error creating the mj2 image\n");
233  err = AVERROR(EINVAL);
234  goto fail;
235  }
236  opj_setup_encoder(ctx->compress, &ctx->enc_params, ctx->image);
237 
238  ctx->stream = opj_cio_open((opj_common_ptr)ctx->compress, NULL, 0);
239  if (!ctx->stream) {
240  av_log(avctx, AV_LOG_ERROR, "Error creating the cio stream\n");
241  err = AVERROR(ENOMEM);
242  goto fail;
243  }
244 
245  avctx->coded_frame = av_frame_alloc();
246  if (!avctx->coded_frame) {
247  av_log(avctx, AV_LOG_ERROR, "Error allocating coded frame\n");
248  goto fail;
249  }
250 
251  memset(&ctx->event_mgr, 0, sizeof(opj_event_mgr_t));
252  ctx->event_mgr.info_handler = info_callback;
253  ctx->event_mgr.error_handler = error_callback;
254  ctx->event_mgr.warning_handler = warning_callback;
255  opj_set_event_mgr((opj_common_ptr)ctx->compress, &ctx->event_mgr, avctx);
256 
257  return 0;
258 
259 fail:
260  opj_cio_close(ctx->stream);
261  ctx->stream = NULL;
262  opj_destroy_compress(ctx->compress);
263  ctx->compress = NULL;
264  opj_image_destroy(ctx->image);
265  ctx->image = NULL;
266  av_freep(&avctx->coded_frame);
267  return err;
268 }
269 
270 static int libopenjpeg_copy_packed8(AVCodecContext *avctx, const AVFrame *frame, opj_image_t *image)
271 {
272  int compno;
273  int x;
274  int y;
275  int *image_line;
276  int frame_index;
277  const int numcomps = image->numcomps;
278 
279  for (compno = 0; compno < numcomps; ++compno) {
280  if (image->comps[compno].w > frame->linesize[0] / numcomps) {
281  av_log(avctx, AV_LOG_ERROR, "Error: frame's linesize is too small for the image\n");
282  return 0;
283  }
284  }
285 
286  for (compno = 0; compno < numcomps; ++compno) {
287  for (y = 0; y < avctx->height; ++y) {
288  image_line = image->comps[compno].data + y * image->comps[compno].w;
289  frame_index = y * frame->linesize[0] + compno;
290  for (x = 0; x < avctx->width; ++x) {
291  image_line[x] = frame->data[0][frame_index];
292  frame_index += numcomps;
293  }
294  for (; x < image->comps[compno].w; ++x) {
295  image_line[x] = image_line[x - 1];
296  }
297  }
298  for (; y < image->comps[compno].h; ++y) {
299  image_line = image->comps[compno].data + y * image->comps[compno].w;
300  for (x = 0; x < image->comps[compno].w; ++x) {
301  image_line[x] = image_line[x - image->comps[compno].w];
302  }
303  }
304  }
305 
306  return 1;
307 }
308 
309 // for XYZ 12 bit
310 static int libopenjpeg_copy_packed12(AVCodecContext *avctx, const AVFrame *frame, opj_image_t *image)
311 {
312  int compno;
313  int x;
314  int y;
315  int *image_line;
316  int frame_index;
317  const int numcomps = image->numcomps;
318  uint16_t *frame_ptr = (uint16_t*)frame->data[0];
319 
320  for (compno = 0; compno < numcomps; ++compno) {
321  if (image->comps[compno].w > frame->linesize[0] / numcomps) {
322  av_log(avctx, AV_LOG_ERROR, "Error: frame's linesize is too small for the image\n");
323  return 0;
324  }
325  }
326 
327  for (compno = 0; compno < numcomps; ++compno) {
328  for (y = 0; y < avctx->height; ++y) {
329  image_line = image->comps[compno].data + y * image->comps[compno].w;
330  frame_index = y * (frame->linesize[0] / 2) + compno;
331  for (x = 0; x < avctx->width; ++x) {
332  image_line[x] = frame_ptr[frame_index] >> 4;
333  frame_index += numcomps;
334  }
335  for (; x < image->comps[compno].w; ++x) {
336  image_line[x] = image_line[x - 1];
337  }
338  }
339  for (; y < image->comps[compno].h; ++y) {
340  image_line = image->comps[compno].data + y * image->comps[compno].w;
341  for (x = 0; x < image->comps[compno].w; ++x) {
342  image_line[x] = image_line[x - image->comps[compno].w];
343  }
344  }
345  }
346 
347  return 1;
348 }
349 
350 static int libopenjpeg_copy_packed16(AVCodecContext *avctx, const AVFrame *frame, opj_image_t *image)
351 {
352  int compno;
353  int x;
354  int y;
355  int *image_line;
356  int frame_index;
357  const int numcomps = image->numcomps;
358  uint16_t *frame_ptr = (uint16_t*)frame->data[0];
359 
360  for (compno = 0; compno < numcomps; ++compno) {
361  if (image->comps[compno].w > frame->linesize[0] / numcomps) {
362  av_log(avctx, AV_LOG_ERROR, "Error: frame's linesize is too small for the image\n");
363  return 0;
364  }
365  }
366 
367  for (compno = 0; compno < numcomps; ++compno) {
368  for (y = 0; y < avctx->height; ++y) {
369  image_line = image->comps[compno].data + y * image->comps[compno].w;
370  frame_index = y * (frame->linesize[0] / 2) + compno;
371  for (x = 0; x < avctx->width; ++x) {
372  image_line[x] = frame_ptr[frame_index];
373  frame_index += numcomps;
374  }
375  for (; x < image->comps[compno].w; ++x) {
376  image_line[x] = image_line[x - 1];
377  }
378  }
379  for (; y < image->comps[compno].h; ++y) {
380  image_line = image->comps[compno].data + y * image->comps[compno].w;
381  for (x = 0; x < image->comps[compno].w; ++x) {
382  image_line[x] = image_line[x - image->comps[compno].w];
383  }
384  }
385  }
386 
387  return 1;
388 }
389 
390 static int libopenjpeg_copy_unpacked8(AVCodecContext *avctx, const AVFrame *frame, opj_image_t *image)
391 {
392  int compno;
393  int x;
394  int y;
395  int width;
396  int height;
397  int *image_line;
398  int frame_index;
399  const int numcomps = image->numcomps;
400 
401  for (compno = 0; compno < numcomps; ++compno) {
402  if (image->comps[compno].w > frame->linesize[compno]) {
403  av_log(avctx, AV_LOG_ERROR, "Error: frame's linesize is too small for the image\n");
404  return 0;
405  }
406  }
407 
408  for (compno = 0; compno < numcomps; ++compno) {
409  width = avctx->width / image->comps[compno].dx;
410  height = avctx->height / image->comps[compno].dy;
411  for (y = 0; y < height; ++y) {
412  image_line = image->comps[compno].data + y * image->comps[compno].w;
413  frame_index = y * frame->linesize[compno];
414  for (x = 0; x < width; ++x)
415  image_line[x] = frame->data[compno][frame_index++];
416  for (; x < image->comps[compno].w; ++x) {
417  image_line[x] = image_line[x - 1];
418  }
419  }
420  for (; y < image->comps[compno].h; ++y) {
421  image_line = image->comps[compno].data + y * image->comps[compno].w;
422  for (x = 0; x < image->comps[compno].w; ++x) {
423  image_line[x] = image_line[x - image->comps[compno].w];
424  }
425  }
426  }
427 
428  return 1;
429 }
430 
431 static int libopenjpeg_copy_unpacked16(AVCodecContext *avctx, const AVFrame *frame, opj_image_t *image)
432 {
433  int compno;
434  int x;
435  int y;
436  int width;
437  int height;
438  int *image_line;
439  int frame_index;
440  const int numcomps = image->numcomps;
441  uint16_t *frame_ptr;
442 
443  for (compno = 0; compno < numcomps; ++compno) {
444  if (image->comps[compno].w > frame->linesize[compno]) {
445  av_log(avctx, AV_LOG_ERROR, "Error: frame's linesize is too small for the image\n");
446  return 0;
447  }
448  }
449 
450  for (compno = 0; compno < numcomps; ++compno) {
451  width = avctx->width / image->comps[compno].dx;
452  height = avctx->height / image->comps[compno].dy;
453  frame_ptr = (uint16_t*)frame->data[compno];
454  for (y = 0; y < height; ++y) {
455  image_line = image->comps[compno].data + y * image->comps[compno].w;
456  frame_index = y * (frame->linesize[compno] / 2);
457  for (x = 0; x < width; ++x)
458  image_line[x] = frame_ptr[frame_index++];
459  for (; x < image->comps[compno].w; ++x) {
460  image_line[x] = image_line[x - 1];
461  }
462  }
463  for (; y < image->comps[compno].h; ++y) {
464  image_line = image->comps[compno].data + y * image->comps[compno].w;
465  for (x = 0; x < image->comps[compno].w; ++x) {
466  image_line[x] = image_line[x - image->comps[compno].w];
467  }
468  }
469  }
470 
471  return 1;
472 }
473 
474 static int libopenjpeg_encode_frame(AVCodecContext *avctx, AVPacket *pkt,
475  const AVFrame *frame, int *got_packet)
476 {
477  LibOpenJPEGContext *ctx = avctx->priv_data;
478  opj_cinfo_t *compress = ctx->compress;
479  opj_image_t *image = ctx->image;
480  opj_cio_t *stream = ctx->stream;
481  int cpyresult = 0;
482  int ret, len;
483  AVFrame *gbrframe;
484 
485  switch (avctx->pix_fmt) {
486  case AV_PIX_FMT_RGB24:
487  case AV_PIX_FMT_RGBA:
488  case AV_PIX_FMT_GRAY8A:
489  cpyresult = libopenjpeg_copy_packed8(avctx, frame, image);
490  break;
491  case AV_PIX_FMT_XYZ12:
492  cpyresult = libopenjpeg_copy_packed12(avctx, frame, image);
493  break;
494  case AV_PIX_FMT_RGB48:
495  case AV_PIX_FMT_RGBA64:
496  cpyresult = libopenjpeg_copy_packed16(avctx, frame, image);
497  break;
498  case AV_PIX_FMT_GBR24P:
499  case AV_PIX_FMT_GBRP9:
500  case AV_PIX_FMT_GBRP10:
501  case AV_PIX_FMT_GBRP12:
502  case AV_PIX_FMT_GBRP14:
503  case AV_PIX_FMT_GBRP16:
504  gbrframe = av_frame_clone(frame);
505  if (!gbrframe)
506  return AVERROR(ENOMEM);
507  gbrframe->data[0] = frame->data[2]; // swap to be rgb
508  gbrframe->data[1] = frame->data[0];
509  gbrframe->data[2] = frame->data[1];
510  gbrframe->linesize[0] = frame->linesize[2];
511  gbrframe->linesize[1] = frame->linesize[0];
512  gbrframe->linesize[2] = frame->linesize[1];
513  if (avctx->pix_fmt == AV_PIX_FMT_GBR24P) {
514  cpyresult = libopenjpeg_copy_unpacked8(avctx, gbrframe, image);
515  } else {
516  cpyresult = libopenjpeg_copy_unpacked16(avctx, gbrframe, image);
517  }
518  av_frame_free(&gbrframe);
519  break;
520  case AV_PIX_FMT_GRAY8:
521  case AV_PIX_FMT_YUV410P:
522  case AV_PIX_FMT_YUV411P:
523  case AV_PIX_FMT_YUV420P:
524  case AV_PIX_FMT_YUV422P:
525  case AV_PIX_FMT_YUV440P:
526  case AV_PIX_FMT_YUV444P:
527  case AV_PIX_FMT_YUVA420P:
528  case AV_PIX_FMT_YUVA422P:
529  case AV_PIX_FMT_YUVA444P:
530  cpyresult = libopenjpeg_copy_unpacked8(avctx, frame, image);
531  break;
532  case AV_PIX_FMT_GRAY16:
533  case AV_PIX_FMT_YUV420P9:
534  case AV_PIX_FMT_YUV422P9:
535  case AV_PIX_FMT_YUV444P9:
536  case AV_PIX_FMT_YUVA420P9:
537  case AV_PIX_FMT_YUVA422P9:
538  case AV_PIX_FMT_YUVA444P9:
539  case AV_PIX_FMT_YUV444P10:
540  case AV_PIX_FMT_YUV422P10:
541  case AV_PIX_FMT_YUV420P10:
542  case AV_PIX_FMT_YUVA444P10:
543  case AV_PIX_FMT_YUVA422P10:
544  case AV_PIX_FMT_YUVA420P10:
545  case AV_PIX_FMT_YUV420P12:
546  case AV_PIX_FMT_YUV422P12:
547  case AV_PIX_FMT_YUV444P12:
548  case AV_PIX_FMT_YUV420P14:
549  case AV_PIX_FMT_YUV422P14:
550  case AV_PIX_FMT_YUV444P14:
551  case AV_PIX_FMT_YUV444P16:
552  case AV_PIX_FMT_YUV422P16:
553  case AV_PIX_FMT_YUV420P16:
554  case AV_PIX_FMT_YUVA444P16:
555  case AV_PIX_FMT_YUVA422P16:
556  case AV_PIX_FMT_YUVA420P16:
557  cpyresult = libopenjpeg_copy_unpacked16(avctx, frame, image);
558  break;
559  default:
560  av_log(avctx, AV_LOG_ERROR,
561  "The frame's pixel format '%s' is not supported\n",
562  av_get_pix_fmt_name(avctx->pix_fmt));
563  return AVERROR(EINVAL);
564  break;
565  }
566 
567  if (!cpyresult) {
568  av_log(avctx, AV_LOG_ERROR,
569  "Could not copy the frame data to the internal image buffer\n");
570  return -1;
571  }
572 
573  cio_seek(stream, 0);
574  if (!opj_encode(compress, stream, image, NULL)) {
575  av_log(avctx, AV_LOG_ERROR, "Error during the opj encode\n");
576  return -1;
577  }
578 
579  len = cio_tell(stream);
580  if ((ret = ff_alloc_packet2(avctx, pkt, len)) < 0) {
581  return ret;
582  }
583 
584  memcpy(pkt->data, stream->buffer, len);
585  pkt->flags |= AV_PKT_FLAG_KEY;
586  *got_packet = 1;
587  return 0;
588 }
589 
590 static av_cold int libopenjpeg_encode_close(AVCodecContext *avctx)
591 {
592  LibOpenJPEGContext *ctx = avctx->priv_data;
593 
594  opj_cio_close(ctx->stream);
595  ctx->stream = NULL;
596  opj_destroy_compress(ctx->compress);
597  ctx->compress = NULL;
598  opj_image_destroy(ctx->image);
599  ctx->image = NULL;
600  av_freep(&avctx->coded_frame);
601  return 0;
602 }
603 
604 #define OFFSET(x) offsetof(LibOpenJPEGContext, x)
605 #define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM
606 static const AVOption options[] = {
607  { "format", "Codec Format", OFFSET(format), AV_OPT_TYPE_INT, { .i64 = CODEC_JP2 }, CODEC_J2K, CODEC_JP2, VE, "format" },
608  { "j2k", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = CODEC_J2K }, 0, 0, VE, "format" },
609  { "jp2", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = CODEC_JP2 }, 0, 0, VE, "format" },
610  { "profile", NULL, OFFSET(profile), AV_OPT_TYPE_INT, { .i64 = STD_RSIZ }, STD_RSIZ, CINEMA4K, VE, "profile" },
611  { "jpeg2000", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = STD_RSIZ }, 0, 0, VE, "profile" },
612  { "cinema2k", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = CINEMA2K }, 0, 0, VE, "profile" },
613  { "cinema4k", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = CINEMA4K }, 0, 0, VE, "profile" },
614  { "cinema_mode", "Digital Cinema", OFFSET(cinema_mode), AV_OPT_TYPE_INT, { .i64 = OFF }, OFF, CINEMA4K_24, VE, "cinema_mode" },
615  { "off", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = OFF }, 0, 0, VE, "cinema_mode" },
616  { "2k_24", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = CINEMA2K_24 }, 0, 0, VE, "cinema_mode" },
617  { "2k_48", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = CINEMA2K_48 }, 0, 0, VE, "cinema_mode" },
618  { "4k_24", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = CINEMA4K_24 }, 0, 0, VE, "cinema_mode" },
619  { "prog_order", "Progression Order", OFFSET(prog_order), AV_OPT_TYPE_INT, { .i64 = LRCP }, LRCP, CPRL, VE, "prog_order" },
620  { "lrcp", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = LRCP }, 0, 0, VE, "prog_order" },
621  { "rlcp", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = RLCP }, 0, 0, VE, "prog_order" },
622  { "rpcl", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = RPCL }, 0, 0, VE, "prog_order" },
623  { "pcrl", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = PCRL }, 0, 0, VE, "prog_order" },
624  { "cprl", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = CPRL }, 0, 0, VE, "prog_order" },
625  { "numresolution", NULL, OFFSET(numresolution), AV_OPT_TYPE_INT, { .i64 = 6 }, 1, INT_MAX, VE },
626  { "numlayers", NULL, OFFSET(numlayers), AV_OPT_TYPE_INT, { .i64 = 1 }, 1, 10, VE },
627  { "disto_alloc", NULL, OFFSET(disto_alloc), AV_OPT_TYPE_INT, { .i64 = 1 }, 0, 1, VE },
628  { "fixed_alloc", NULL, OFFSET(fixed_alloc), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 1, VE },
629  { "fixed_quality", NULL, OFFSET(fixed_quality), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 1, VE },
630  { NULL },
631 };
632 
633 static const AVClass openjpeg_class = {
634  .class_name = "libopenjpeg",
635  .item_name = av_default_item_name,
636  .option = options,
637  .version = LIBAVUTIL_VERSION_INT,
638 };
639 
640 AVCodec ff_libopenjpeg_encoder = {
641  .name = "libopenjpeg",
642  .long_name = NULL_IF_CONFIG_SMALL("OpenJPEG JPEG 2000"),
643  .type = AVMEDIA_TYPE_VIDEO,
644  .id = AV_CODEC_ID_JPEG2000,
645  .priv_data_size = sizeof(LibOpenJPEGContext),
646  .init = libopenjpeg_encode_init,
647  .encode2 = libopenjpeg_encode_frame,
648  .close = libopenjpeg_encode_close,
649  .capabilities = 0,
650  .pix_fmts = (const enum AVPixelFormat[]) {
651  AV_PIX_FMT_RGB24, AV_PIX_FMT_RGBA, AV_PIX_FMT_RGB48, AV_PIX_FMT_RGBA64,
652  AV_PIX_FMT_GBR24P,
653  AV_PIX_FMT_GBRP9, AV_PIX_FMT_GBRP10, AV_PIX_FMT_GBRP12, AV_PIX_FMT_GBRP14, AV_PIX_FMT_GBRP16,
654  AV_PIX_FMT_GRAY8, AV_PIX_FMT_GRAY8A, AV_PIX_FMT_GRAY16,
655  AV_PIX_FMT_YUV420P, AV_PIX_FMT_YUV422P, AV_PIX_FMT_YUVA420P,
656  AV_PIX_FMT_YUV440P, AV_PIX_FMT_YUV444P, AV_PIX_FMT_YUVA422P,
657  AV_PIX_FMT_YUV411P, AV_PIX_FMT_YUV410P, AV_PIX_FMT_YUVA444P,
658  AV_PIX_FMT_YUV420P9, AV_PIX_FMT_YUV422P9, AV_PIX_FMT_YUV444P9,
659  AV_PIX_FMT_YUVA420P9, AV_PIX_FMT_YUVA422P9, AV_PIX_FMT_YUVA444P9,
660  AV_PIX_FMT_YUV420P10, AV_PIX_FMT_YUV422P10, AV_PIX_FMT_YUV444P10,
661  AV_PIX_FMT_YUVA420P10, AV_PIX_FMT_YUVA422P10, AV_PIX_FMT_YUVA444P10,
662  AV_PIX_FMT_YUV420P12, AV_PIX_FMT_YUV422P12, AV_PIX_FMT_YUV444P12,
663  AV_PIX_FMT_YUV420P14, AV_PIX_FMT_YUV422P14, AV_PIX_FMT_YUV444P14,
664  AV_PIX_FMT_YUV420P16, AV_PIX_FMT_YUV422P16, AV_PIX_FMT_YUV444P16,
665  AV_PIX_FMT_YUVA420P16, AV_PIX_FMT_YUVA422P16, AV_PIX_FMT_YUVA444P16,
666  AV_PIX_FMT_XYZ12,
667  AV_PIX_FMT_NONE
668  },
669  .priv_class = &openjpeg_class,
670 };
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