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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 LibOpenJPEGContext {
45  opj_image_t *image;
46  opj_cparameters_t enc_params;
47  opj_event_mgr_t event_mgr;
48  int format;
49  int profile;
53  int numlayers;
58 
59 static void error_callback(const char *msg, void *data)
60 {
61  av_log(data, AV_LOG_ERROR, "%s\n", msg);
62 }
63 
64 static void warning_callback(const char *msg, void *data)
65 {
66  av_log(data, AV_LOG_WARNING, "%s\n", msg);
67 }
68 
69 static void info_callback(const char *msg, void *data)
70 {
71  av_log(data, AV_LOG_DEBUG, "%s\n", msg);
72 }
73 
74 static void cinema_parameters(opj_cparameters_t *p)
75 {
76  p->tile_size_on = 0;
77  p->cp_tdx = 1;
78  p->cp_tdy = 1;
79 
80  /* Tile part */
81  p->tp_flag = 'C';
82  p->tp_on = 1;
83 
84  /* Tile and Image shall be at (0, 0) */
85  p->cp_tx0 = 0;
86  p->cp_ty0 = 0;
87  p->image_offset_x0 = 0;
88  p->image_offset_y0 = 0;
89 
90  /* Codeblock size= 32 * 32 */
91  p->cblockw_init = 32;
92  p->cblockh_init = 32;
93  p->csty |= 0x01;
94 
95  /* The progression order shall be CPRL */
96  p->prog_order = CPRL;
97 
98  /* No ROI */
99  p->roi_compno = -1;
100 
101  /* No subsampling */
102  p->subsampling_dx = 1;
103  p->subsampling_dy = 1;
104 
105  /* 9-7 transform */
106  p->irreversible = 1;
107 
108  p->tcp_mct = 1;
109 }
110 
111 static opj_image_t *mj2_create_image(AVCodecContext *avctx, opj_cparameters_t *parameters)
112 {
113  const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(avctx->pix_fmt);
114  opj_image_cmptparm_t cmptparm[4] = {{0}};
115  opj_image_t *img;
116  int i;
117  int sub_dx[4];
118  int sub_dy[4];
119  int numcomps;
120  OPJ_COLOR_SPACE color_space = CLRSPC_UNKNOWN;
121 
122  sub_dx[0] = sub_dx[3] = 1;
123  sub_dy[0] = sub_dy[3] = 1;
124  sub_dx[1] = sub_dx[2] = 1 << desc->log2_chroma_w;
125  sub_dy[1] = sub_dy[2] = 1 << desc->log2_chroma_h;
126 
127  numcomps = desc->nb_components;
128 
129  switch (avctx->pix_fmt) {
130  case AV_PIX_FMT_GRAY8:
131  case AV_PIX_FMT_YA8:
132  case AV_PIX_FMT_GRAY16:
133  case AV_PIX_FMT_YA16:
134  color_space = CLRSPC_GRAY;
135  break;
136  case AV_PIX_FMT_RGB24:
137  case AV_PIX_FMT_RGBA:
138  case AV_PIX_FMT_RGB48:
139  case AV_PIX_FMT_RGBA64:
140  case AV_PIX_FMT_GBR24P:
141  case AV_PIX_FMT_GBRP9:
142  case AV_PIX_FMT_GBRP10:
143  case AV_PIX_FMT_GBRP12:
144  case AV_PIX_FMT_GBRP14:
145  case AV_PIX_FMT_GBRP16:
146  case AV_PIX_FMT_XYZ12:
147  color_space = CLRSPC_SRGB;
148  break;
149  case AV_PIX_FMT_YUV410P:
150  case AV_PIX_FMT_YUV411P:
151  case AV_PIX_FMT_YUV420P:
152  case AV_PIX_FMT_YUV422P:
153  case AV_PIX_FMT_YUV440P:
154  case AV_PIX_FMT_YUV444P:
155  case AV_PIX_FMT_YUVA420P:
156  case AV_PIX_FMT_YUVA422P:
157  case AV_PIX_FMT_YUVA444P:
158  case AV_PIX_FMT_YUV420P9:
159  case AV_PIX_FMT_YUV422P9:
160  case AV_PIX_FMT_YUV444P9:
182  color_space = CLRSPC_SYCC;
183  break;
184  default:
185  av_log(avctx, AV_LOG_ERROR,
186  "The requested pixel format '%s' is not supported\n",
187  av_get_pix_fmt_name(avctx->pix_fmt));
188  return NULL;
189  }
190 
191  for (i = 0; i < numcomps; i++) {
192  cmptparm[i].prec = desc->comp[i].depth_minus1 + 1;
193  cmptparm[i].bpp = desc->comp[i].depth_minus1 + 1;
194  cmptparm[i].sgnd = 0;
195  cmptparm[i].dx = sub_dx[i];
196  cmptparm[i].dy = sub_dy[i];
197  cmptparm[i].w = (avctx->width + sub_dx[i] - 1) / sub_dx[i];
198  cmptparm[i].h = (avctx->height + sub_dy[i] - 1) / sub_dy[i];
199  }
200 
201  img = opj_image_create(numcomps, cmptparm, color_space);
202 
203  if (!img)
204  return NULL;
205 
206  // x0, y0 is the top left corner of the image
207  // x1, y1 is the width, height of the reference grid
208  img->x0 = 0;
209  img->y0 = 0;
210  img->x1 = (avctx->width - 1) * parameters->subsampling_dx + 1;
211  img->y1 = (avctx->height - 1) * parameters->subsampling_dy + 1;
212 
213  return img;
214 }
215 
217 {
218  LibOpenJPEGContext *ctx = avctx->priv_data;
219  int err = AVERROR(ENOMEM);
220 
221  opj_set_default_encoder_parameters(&ctx->enc_params);
222 
223  ctx->enc_params.cp_rsiz = ctx->profile;
224  ctx->enc_params.mode = !!avctx->global_quality;
225  ctx->enc_params.cp_cinema = ctx->cinema_mode;
226  ctx->enc_params.prog_order = ctx->prog_order;
227  ctx->enc_params.numresolution = ctx->numresolution;
228  ctx->enc_params.cp_disto_alloc = ctx->disto_alloc;
229  ctx->enc_params.cp_fixed_alloc = ctx->fixed_alloc;
230  ctx->enc_params.cp_fixed_quality = ctx->fixed_quality;
231  ctx->enc_params.tcp_numlayers = ctx->numlayers;
232  ctx->enc_params.tcp_rates[0] = FFMAX(avctx->compression_level, 0) * 2;
233 
234  if (ctx->cinema_mode > 0) {
236  }
237 
238  ctx->image = mj2_create_image(avctx, &ctx->enc_params);
239  if (!ctx->image) {
240  av_log(avctx, AV_LOG_ERROR, "Error creating the mj2 image\n");
241  err = AVERROR(EINVAL);
242  goto fail;
243  }
244 
245  return 0;
246 
247 fail:
248  opj_image_destroy(ctx->image);
249  ctx->image = NULL;
250  return err;
251 }
252 
253 static int libopenjpeg_copy_packed8(AVCodecContext *avctx, const AVFrame *frame, opj_image_t *image)
254 {
255  int compno;
256  int x;
257  int y;
258  int *image_line;
259  int frame_index;
260  const int numcomps = image->numcomps;
261 
262  for (compno = 0; compno < numcomps; ++compno) {
263  if (image->comps[compno].w > frame->linesize[0] / numcomps) {
264  av_log(avctx, AV_LOG_ERROR, "Error: frame's linesize is too small for the image\n");
265  return 0;
266  }
267  }
268 
269  for (compno = 0; compno < numcomps; ++compno) {
270  for (y = 0; y < avctx->height; ++y) {
271  image_line = image->comps[compno].data + y * image->comps[compno].w;
272  frame_index = y * frame->linesize[0] + compno;
273  for (x = 0; x < avctx->width; ++x) {
274  image_line[x] = frame->data[0][frame_index];
275  frame_index += numcomps;
276  }
277  for (; x < image->comps[compno].w; ++x) {
278  image_line[x] = image_line[x - 1];
279  }
280  }
281  for (; y < image->comps[compno].h; ++y) {
282  image_line = image->comps[compno].data + y * image->comps[compno].w;
283  for (x = 0; x < image->comps[compno].w; ++x) {
284  image_line[x] = image_line[x - image->comps[compno].w];
285  }
286  }
287  }
288 
289  return 1;
290 }
291 
292 // for XYZ 12 bit
293 static int libopenjpeg_copy_packed12(AVCodecContext *avctx, const AVFrame *frame, opj_image_t *image)
294 {
295  int compno;
296  int x, y;
297  int *image_line;
298  int frame_index;
299  const int numcomps = image->numcomps;
300  uint16_t *frame_ptr = (uint16_t *)frame->data[0];
301 
302  for (compno = 0; compno < numcomps; ++compno) {
303  if (image->comps[compno].w > frame->linesize[0] / numcomps) {
304  av_log(avctx, AV_LOG_ERROR, "Error: frame's linesize is too small for the image\n");
305  return 0;
306  }
307  }
308 
309  for (compno = 0; compno < numcomps; ++compno) {
310  for (y = 0; y < avctx->height; ++y) {
311  image_line = image->comps[compno].data + y * image->comps[compno].w;
312  frame_index = y * (frame->linesize[0] / 2) + compno;
313  for (x = 0; x < avctx->width; ++x) {
314  image_line[x] = frame_ptr[frame_index] >> 4;
315  frame_index += numcomps;
316  }
317  for (; x < image->comps[compno].w; ++x) {
318  image_line[x] = image_line[x - 1];
319  }
320  }
321  for (; y < image->comps[compno].h; ++y) {
322  image_line = image->comps[compno].data + y * image->comps[compno].w;
323  for (x = 0; x < image->comps[compno].w; ++x) {
324  image_line[x] = image_line[x - image->comps[compno].w];
325  }
326  }
327  }
328 
329  return 1;
330 }
331 
332 static int libopenjpeg_copy_packed16(AVCodecContext *avctx, const AVFrame *frame, opj_image_t *image)
333 {
334  int compno;
335  int x;
336  int y;
337  int *image_line;
338  int frame_index;
339  const int numcomps = image->numcomps;
340  uint16_t *frame_ptr = (uint16_t*)frame->data[0];
341 
342  for (compno = 0; compno < numcomps; ++compno) {
343  if (image->comps[compno].w > frame->linesize[0] / numcomps) {
344  av_log(avctx, AV_LOG_ERROR, "Error: frame's linesize is too small for the image\n");
345  return 0;
346  }
347  }
348 
349  for (compno = 0; compno < numcomps; ++compno) {
350  for (y = 0; y < avctx->height; ++y) {
351  image_line = image->comps[compno].data + y * image->comps[compno].w;
352  frame_index = y * (frame->linesize[0] / 2) + compno;
353  for (x = 0; x < avctx->width; ++x) {
354  image_line[x] = frame_ptr[frame_index];
355  frame_index += numcomps;
356  }
357  for (; x < image->comps[compno].w; ++x) {
358  image_line[x] = image_line[x - 1];
359  }
360  }
361  for (; y < image->comps[compno].h; ++y) {
362  image_line = image->comps[compno].data + y * image->comps[compno].w;
363  for (x = 0; x < image->comps[compno].w; ++x) {
364  image_line[x] = image_line[x - image->comps[compno].w];
365  }
366  }
367  }
368 
369  return 1;
370 }
371 
372 static int libopenjpeg_copy_unpacked8(AVCodecContext *avctx, const AVFrame *frame, opj_image_t *image)
373 {
374  int compno;
375  int x;
376  int y;
377  int width;
378  int height;
379  int *image_line;
380  int frame_index;
381  const int numcomps = image->numcomps;
382 
383  for (compno = 0; compno < numcomps; ++compno) {
384  if (image->comps[compno].w > frame->linesize[compno]) {
385  av_log(avctx, AV_LOG_ERROR, "Error: frame's linesize is too small for the image\n");
386  return 0;
387  }
388  }
389 
390  for (compno = 0; compno < numcomps; ++compno) {
391  width = avctx->width / image->comps[compno].dx;
392  height = avctx->height / image->comps[compno].dy;
393  for (y = 0; y < height; ++y) {
394  image_line = image->comps[compno].data + y * image->comps[compno].w;
395  frame_index = y * frame->linesize[compno];
396  for (x = 0; x < width; ++x)
397  image_line[x] = frame->data[compno][frame_index++];
398  for (; x < image->comps[compno].w; ++x) {
399  image_line[x] = image_line[x - 1];
400  }
401  }
402  for (; y < image->comps[compno].h; ++y) {
403  image_line = image->comps[compno].data + y * image->comps[compno].w;
404  for (x = 0; x < image->comps[compno].w; ++x) {
405  image_line[x] = image_line[x - image->comps[compno].w];
406  }
407  }
408  }
409 
410  return 1;
411 }
412 
413 static int libopenjpeg_copy_unpacked16(AVCodecContext *avctx, const AVFrame *frame, opj_image_t *image)
414 {
415  int compno;
416  int x;
417  int y;
418  int width;
419  int height;
420  int *image_line;
421  int frame_index;
422  const int numcomps = image->numcomps;
423  uint16_t *frame_ptr;
424 
425  for (compno = 0; compno < numcomps; ++compno) {
426  if (image->comps[compno].w > frame->linesize[compno]) {
427  av_log(avctx, AV_LOG_ERROR, "Error: frame's linesize is too small for the image\n");
428  return 0;
429  }
430  }
431 
432  for (compno = 0; compno < numcomps; ++compno) {
433  width = avctx->width / image->comps[compno].dx;
434  height = avctx->height / image->comps[compno].dy;
435  frame_ptr = (uint16_t *)frame->data[compno];
436  for (y = 0; y < height; ++y) {
437  image_line = image->comps[compno].data + y * image->comps[compno].w;
438  frame_index = y * (frame->linesize[compno] / 2);
439  for (x = 0; x < width; ++x)
440  image_line[x] = frame_ptr[frame_index++];
441  for (; x < image->comps[compno].w; ++x) {
442  image_line[x] = image_line[x - 1];
443  }
444  }
445  for (; y < image->comps[compno].h; ++y) {
446  image_line = image->comps[compno].data + y * image->comps[compno].w;
447  for (x = 0; x < image->comps[compno].w; ++x) {
448  image_line[x] = image_line[x - image->comps[compno].w];
449  }
450  }
451  }
452 
453  return 1;
454 }
455 
457  const AVFrame *frame, int *got_packet)
458 {
459  LibOpenJPEGContext *ctx = avctx->priv_data;
460  opj_image_t *image = ctx->image;
461  opj_cinfo_t *compress = NULL;
462  opj_cio_t *stream = NULL;
463  int cpyresult = 0;
464  int ret, len;
465  AVFrame *gbrframe;
466 
467  switch (avctx->pix_fmt) {
468  case AV_PIX_FMT_RGB24:
469  case AV_PIX_FMT_RGBA:
470  case AV_PIX_FMT_YA8:
471  cpyresult = libopenjpeg_copy_packed8(avctx, frame, image);
472  break;
473  case AV_PIX_FMT_XYZ12:
474  cpyresult = libopenjpeg_copy_packed12(avctx, frame, image);
475  break;
476  case AV_PIX_FMT_RGB48:
477  case AV_PIX_FMT_RGBA64:
478  case AV_PIX_FMT_YA16:
479  cpyresult = libopenjpeg_copy_packed16(avctx, frame, image);
480  break;
481  case AV_PIX_FMT_GBR24P:
482  case AV_PIX_FMT_GBRP9:
483  case AV_PIX_FMT_GBRP10:
484  case AV_PIX_FMT_GBRP12:
485  case AV_PIX_FMT_GBRP14:
486  case AV_PIX_FMT_GBRP16:
487  gbrframe = av_frame_clone(frame);
488  if (!gbrframe)
489  return AVERROR(ENOMEM);
490  gbrframe->data[0] = frame->data[2]; // swap to be rgb
491  gbrframe->data[1] = frame->data[0];
492  gbrframe->data[2] = frame->data[1];
493  gbrframe->linesize[0] = frame->linesize[2];
494  gbrframe->linesize[1] = frame->linesize[0];
495  gbrframe->linesize[2] = frame->linesize[1];
496  if (avctx->pix_fmt == AV_PIX_FMT_GBR24P) {
497  cpyresult = libopenjpeg_copy_unpacked8(avctx, gbrframe, image);
498  } else {
499  cpyresult = libopenjpeg_copy_unpacked16(avctx, gbrframe, image);
500  }
501  av_frame_free(&gbrframe);
502  break;
503  case AV_PIX_FMT_GRAY8:
504  case AV_PIX_FMT_YUV410P:
505  case AV_PIX_FMT_YUV411P:
506  case AV_PIX_FMT_YUV420P:
507  case AV_PIX_FMT_YUV422P:
508  case AV_PIX_FMT_YUV440P:
509  case AV_PIX_FMT_YUV444P:
510  case AV_PIX_FMT_YUVA420P:
511  case AV_PIX_FMT_YUVA422P:
512  case AV_PIX_FMT_YUVA444P:
513  cpyresult = libopenjpeg_copy_unpacked8(avctx, frame, image);
514  break;
515  case AV_PIX_FMT_GRAY16:
516  case AV_PIX_FMT_YUV420P9:
517  case AV_PIX_FMT_YUV422P9:
518  case AV_PIX_FMT_YUV444P9:
540  cpyresult = libopenjpeg_copy_unpacked16(avctx, frame, image);
541  break;
542  default:
543  av_log(avctx, AV_LOG_ERROR,
544  "The frame's pixel format '%s' is not supported\n",
545  av_get_pix_fmt_name(avctx->pix_fmt));
546  return AVERROR(EINVAL);
547  break;
548  }
549 
550  if (!cpyresult) {
551  av_log(avctx, AV_LOG_ERROR,
552  "Could not copy the frame data to the internal image buffer\n");
553  return -1;
554  }
555 
556  compress = opj_create_compress(ctx->format);
557  if (!compress) {
558  av_log(avctx, AV_LOG_ERROR, "Error creating the compressor\n");
559  return AVERROR(ENOMEM);
560  }
561 
562  opj_setup_encoder(compress, &ctx->enc_params, image);
563 
564  stream = opj_cio_open((opj_common_ptr) compress, NULL, 0);
565  if (!stream) {
566  av_log(avctx, AV_LOG_ERROR, "Error creating the cio stream\n");
567  return AVERROR(ENOMEM);
568  }
569 
570  memset(&ctx->event_mgr, 0, sizeof(ctx->event_mgr));
571  ctx->event_mgr.info_handler = info_callback;
572  ctx->event_mgr.error_handler = error_callback;
573  ctx->event_mgr.warning_handler = warning_callback;
574  opj_set_event_mgr((opj_common_ptr) compress, &ctx->event_mgr, avctx);
575 
576  if (!opj_encode(compress, stream, image, NULL)) {
577  av_log(avctx, AV_LOG_ERROR, "Error during the opj encode\n");
578  return -1;
579  }
580 
581  len = cio_tell(stream);
582  if ((ret = ff_alloc_packet2(avctx, pkt, len, 0)) < 0) {
583  return ret;
584  }
585 
586  memcpy(pkt->data, stream->buffer, len);
587  pkt->flags |= AV_PKT_FLAG_KEY;
588  *got_packet = 1;
589 
590  opj_cio_close(stream);
591  stream = NULL;
592  opj_destroy_compress(compress);
593  compress = NULL;
594 
595  return 0;
596 }
597 
599 {
600  LibOpenJPEGContext *ctx = avctx->priv_data;
601 
602  opj_image_destroy(ctx->image);
603  ctx->image = NULL;
604  return 0;
605 }
606 
607 #define OFFSET(x) offsetof(LibOpenJPEGContext, x)
608 #define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM
609 static const AVOption options[] = {
610  { "format", "Codec Format", OFFSET(format), AV_OPT_TYPE_INT, { .i64 = CODEC_JP2 }, CODEC_J2K, CODEC_JP2, VE, "format" },
611  { "j2k", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = CODEC_J2K }, 0, 0, VE, "format" },
612  { "jp2", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = CODEC_JP2 }, 0, 0, VE, "format" },
613  { "profile", NULL, OFFSET(profile), AV_OPT_TYPE_INT, { .i64 = STD_RSIZ }, STD_RSIZ, CINEMA4K, VE, "profile" },
614  { "jpeg2000", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = STD_RSIZ }, 0, 0, VE, "profile" },
615  { "cinema2k", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = CINEMA2K }, 0, 0, VE, "profile" },
616  { "cinema4k", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = CINEMA4K }, 0, 0, VE, "profile" },
617  { "cinema_mode", "Digital Cinema", OFFSET(cinema_mode), AV_OPT_TYPE_INT, { .i64 = OFF }, OFF, CINEMA4K_24, VE, "cinema_mode" },
618  { "off", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = OFF }, 0, 0, VE, "cinema_mode" },
619  { "2k_24", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = CINEMA2K_24 }, 0, 0, VE, "cinema_mode" },
620  { "2k_48", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = CINEMA2K_48 }, 0, 0, VE, "cinema_mode" },
621  { "4k_24", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = CINEMA4K_24 }, 0, 0, VE, "cinema_mode" },
622  { "prog_order", "Progression Order", OFFSET(prog_order), AV_OPT_TYPE_INT, { .i64 = LRCP }, LRCP, CPRL, VE, "prog_order" },
623  { "lrcp", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = LRCP }, 0, 0, VE, "prog_order" },
624  { "rlcp", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = RLCP }, 0, 0, VE, "prog_order" },
625  { "rpcl", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = RPCL }, 0, 0, VE, "prog_order" },
626  { "pcrl", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = PCRL }, 0, 0, VE, "prog_order" },
627  { "cprl", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = CPRL }, 0, 0, VE, "prog_order" },
628  { "numresolution", NULL, OFFSET(numresolution), AV_OPT_TYPE_INT, { .i64 = 6 }, 1, INT_MAX, VE },
629  { "numlayers", NULL, OFFSET(numlayers), AV_OPT_TYPE_INT, { .i64 = 1 }, 1, 10, VE },
630  { "disto_alloc", NULL, OFFSET(disto_alloc), AV_OPT_TYPE_INT, { .i64 = 1 }, 0, 1, VE },
631  { "fixed_alloc", NULL, OFFSET(fixed_alloc), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 1, VE },
632  { "fixed_quality", NULL, OFFSET(fixed_quality), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 1, VE },
633  { NULL },
634 };
635 
636 static const AVClass openjpeg_class = {
637  .class_name = "libopenjpeg",
638  .item_name = av_default_item_name,
639  .option = options,
640  .version = LIBAVUTIL_VERSION_INT,
641 };
642 
644  .name = "libopenjpeg",
645  .long_name = NULL_IF_CONFIG_SMALL("OpenJPEG JPEG 2000"),
646  .type = AVMEDIA_TYPE_VIDEO,
647  .id = AV_CODEC_ID_JPEG2000,
648  .priv_data_size = sizeof(LibOpenJPEGContext),
650  .encode2 = libopenjpeg_encode_frame,
651  .close = libopenjpeg_encode_close,
653  .pix_fmts = (const enum AVPixelFormat[]) {
671  },
672  .priv_class = &openjpeg_class,
673 };
#define NULL
Definition: coverity.c:32
#define AV_PIX_FMT_YUVA422P16
Definition: pixfmt.h:415
static int libopenjpeg_copy_unpacked16(AVCodecContext *avctx, const AVFrame *frame, opj_image_t *image)
#define AV_PIX_FMT_YUVA422P9
Definition: pixfmt.h:409
const AVPixFmtDescriptor * av_pix_fmt_desc_get(enum AVPixelFormat pix_fmt)
Definition: pixdesc.c:2129
This structure describes decoded (raw) audio or video data.
Definition: frame.h:171
AVOption.
Definition: opt.h:255
ptrdiff_t const GLvoid * data
Definition: opengl_enc.c:101
#define AV_PIX_FMT_YUVA420P10
Definition: pixfmt.h:411
#define AV_PIX_FMT_YUV444P14
Definition: pixfmt.h:390
8bit gray, 8bit alpha
Definition: pixfmt.h:155
#define AV_PIX_FMT_YUVA422P10
Definition: pixfmt.h:412
planar YUV 4:4:4, 24bpp, (1 Cr & Cb sample per 1x1 Y samples)
Definition: pixfmt.h:68
misc image utilities
#define AV_LOG_WARNING
Something somehow does not look correct.
Definition: log.h:182
#define LIBAVUTIL_VERSION_INT
Definition: version.h:62
packed RGB 8:8:8, 24bpp, RGBRGB...
Definition: pixfmt.h:65
static av_cold int init(AVCodecContext *avctx)
Definition: avrndec.c:35
#define AV_PIX_FMT_RGBA64
Definition: pixfmt.h:370
AVCodec ff_libopenjpeg_encoder
#define AV_PIX_FMT_GBRP10
Definition: pixfmt.h:396
enum AVPixelFormat pix_fmt
Pixel format, see AV_PIX_FMT_xxx.
Definition: avcodec.h:1721
static const AVClass openjpeg_class
#define AV_PIX_FMT_YUV420P12
Definition: pixfmt.h:384
static int libopenjpeg_copy_packed8(AVCodecContext *avctx, const AVFrame *frame, opj_image_t *image)
static AVPacket pkt
AVCodec.
Definition: avcodec.h:3471
uint8_t log2_chroma_w
Amount to shift the luma width right to find the chroma width.
Definition: pixdesc.h:80
static av_cold int libopenjpeg_encode_close(AVCodecContext *avctx)
#define AV_CODEC_CAP_INTRA_ONLY
Codec is intra only.
Definition: avcodec.h:939
opj_cparameters_t enc_params
#define img
const char * class_name
The name of the class; usually it is the same name as the context structure type to which the AVClass...
Definition: log.h:72
static int libopenjpeg_copy_unpacked8(AVCodecContext *avctx, const AVFrame *frame, opj_image_t *image)
planar YUV 4:2:0, 20bpp, (1 Cr & Cb sample per 2x2 Y & A samples)
Definition: pixfmt.h:103
AVComponentDescriptor comp[4]
Parameters that describe how pixels are packed.
Definition: pixdesc.h:100
#define av_cold
Definition: attributes.h:74
AVOptions.
static void cinema_parameters(opj_cparameters_t *p)
#define AV_PIX_FMT_YUVA420P9
Definition: pixfmt.h:408
#define AV_PIX_FMT_GBRP9
Definition: pixfmt.h:395
static void warning_callback(const char *msg, void *data)
static AVFrame * frame
uint8_t * data
Definition: avcodec.h:1422
#define AV_PIX_FMT_YUV444P16
Definition: pixfmt.h:393
#define AV_PIX_FMT_YUV422P12
Definition: pixfmt.h:385
#define AV_PIX_FMT_YUVA420P16
Definition: pixfmt.h:414
#define av_log(a,...)
#define AV_PKT_FLAG_KEY
The packet contains a keyframe.
Definition: avcodec.h:1468
planar YUV 4:2:2 24bpp, (1 Cr & Cb sample per 2x1 Y & A samples)
Definition: pixfmt.h:281
uint16_t depth_minus1
Number of bits in the component minus 1.
Definition: pixdesc.h:57
static opj_image_t * mj2_create_image(AVCodecContext *avctx, opj_cparameters_t *parameters)
#define AV_LOG_ERROR
Something went wrong and cannot losslessly be recovered.
Definition: log.h:176
uint8_t log2_chroma_h
Amount to shift the luma height right to find the chroma height.
Definition: pixdesc.h:89
int profile
Definition: mxfenc.c:1804
av_default_item_name
#define AVERROR(e)
Definition: error.h:43
void av_frame_free(AVFrame **frame)
Free the frame and any dynamically allocated objects in it, e.g.
Definition: frame.c:148
#define CODEC_J2K
Definition: j2kenc.c:42
#define NULL_IF_CONFIG_SMALL(x)
Return NULL if CONFIG_SMALL is true, otherwise the argument without modification. ...
Definition: internal.h:175
#define AV_LOG_DEBUG
Stuff which is only useful for libav* developers.
Definition: log.h:197
#define AV_PIX_FMT_YUVA444P16
Definition: pixfmt.h:416
#define AV_PIX_FMT_YA16
Definition: pixfmt.h:365
#define AV_PIX_FMT_RGB48
Definition: pixfmt.h:366
simple assert() macros that are a bit more flexible than ISO C assert().
static int libopenjpeg_copy_packed16(AVCodecContext *avctx, const AVFrame *frame, opj_image_t *image)
opj_image_t * image
const char * name
Name of the codec implementation.
Definition: avcodec.h:3478
#define AV_PIX_FMT_YUV444P10
Definition: pixfmt.h:383
#define FFMAX(a, b)
Definition: common.h:64
Libavcodec external API header.
#define fail()
Definition: checkasm.h:57
#define AV_CODEC_CAP_FRAME_THREADS
Codec supports frame-level multithreading.
Definition: avcodec.h:919
packed RGBA 8:8:8:8, 32bpp, RGBARGBA...
Definition: pixfmt.h:95
int flags
A combination of AV_PKT_FLAG values.
Definition: avcodec.h:1428
planar YUV 4:2:2, 16bpp, (1 Cr & Cb sample per 2x1 Y samples)
Definition: pixfmt.h:67
#define AV_PIX_FMT_YUV422P9
Definition: pixfmt.h:378
uint8_t nb_components
The number of components each pixel has, (1-4)
Definition: pixdesc.h:71
#define AV_PIX_FMT_GBRP16
Definition: pixfmt.h:399
#define AV_PIX_FMT_GRAY16
Definition: pixfmt.h:364
#define VE
float y
int width
picture width / height.
Definition: avcodec.h:1680
#define CODEC_JP2
Definition: j2kenc.c:41
#define AV_PIX_FMT_YUVA444P10
Definition: pixfmt.h:413
#define AV_PIX_FMT_YUV444P9
Definition: pixfmt.h:379
#define AV_PIX_FMT_GBRP14
Definition: pixfmt.h:398
AVFrame * av_frame_clone(const AVFrame *src)
Create a new frame that references the same data as src.
Definition: frame.c:451
static av_cold int libopenjpeg_encode_init(AVCodecContext *avctx)
#define AV_PIX_FMT_YUV420P16
Definition: pixfmt.h:391
#define AV_PIX_FMT_YUV420P14
Definition: pixfmt.h:388
int compression_level
Definition: avcodec.h:1588
int linesize[AV_NUM_DATA_POINTERS]
For video, size in bytes of each picture line.
Definition: frame.h:199
planar YUV 4:4:4 32bpp, (1 Cr & Cb sample per 1x1 Y & A samples)
Definition: pixfmt.h:280
Descriptor that unambiguously describes how the bits of a pixel are stored in the up to 4 data planes...
Definition: pixdesc.h:69
main external API structure.
Definition: avcodec.h:1501
static int libopenjpeg_copy_packed12(AVCodecContext *avctx, const AVFrame *frame, opj_image_t *image)
BYTE int const BYTE int int int height
Definition: avisynth_c.h:676
#define AV_PIX_FMT_YUV420P10
Definition: pixfmt.h:380
planar YUV 4:1:0, 9bpp, (1 Cr & Cb sample per 4x4 Y samples)
Definition: pixfmt.h:69
#define AV_PIX_FMT_XYZ12
Definition: pixfmt.h:418
Describe the class of an AVClass context structure.
Definition: log.h:67
opj_event_mgr_t event_mgr
#define AV_PIX_FMT_YUV420P9
Definition: pixfmt.h:377
int ff_alloc_packet2(AVCodecContext *avctx, AVPacket *avpkt, int64_t size, int64_t min_size)
Check AVPacket size and/or allocate data.
Definition: utils.c:1782
#define AV_PIX_FMT_GBR24P
Definition: pixfmt.h:349
static void info_callback(const char *msg, void *data)
static enum AVPixelFormat pix_fmts[]
Definition: libkvazaar.c:209
#define AV_PIX_FMT_YUV422P14
Definition: pixfmt.h:389
#define AV_PIX_FMT_GBRP12
Definition: pixfmt.h:397
int global_quality
Global quality for codecs which cannot change it per frame.
Definition: avcodec.h:1582
#define AV_PIX_FMT_YUV422P10
Definition: pixfmt.h:381
#define AV_PIX_FMT_YUV444P12
Definition: pixfmt.h:387
uint8_t * data[AV_NUM_DATA_POINTERS]
pointer to the picture/channel planes.
Definition: frame.h:182
static int libopenjpeg_encode_frame(AVCodecContext *avctx, AVPacket *pkt, const AVFrame *frame, int *got_packet)
planar YUV 4:2:0, 12bpp, (1 Cr & Cb sample per 2x2 Y samples)
Definition: pixfmt.h:63
Y , 8bpp.
Definition: pixfmt.h:71
common internal api header.
common internal and external API header
#define AV_PIX_FMT_YUVA444P9
Definition: pixfmt.h:410
planar YUV 4:1:1, 12bpp, (1 Cr & Cb sample per 4x1 Y samples)
Definition: pixfmt.h:70
void * priv_data
Definition: avcodec.h:1543
int len
static const AVOption options[]
static void error_callback(const char *msg, void *data)
#define OFFSET(x)
planar YUV 4:4:0 (1 Cr & Cb sample per 1x2 Y samples)
Definition: pixfmt.h:101
const char * av_get_pix_fmt_name(enum AVPixelFormat pix_fmt)
Return the short name for a pixel format, NULL in case pix_fmt is unknown.
Definition: pixdesc.c:2050
AVPixelFormat
Pixel format.
Definition: pixfmt.h:61
This structure stores compressed data.
Definition: avcodec.h:1399
#define AV_PIX_FMT_YUV422P16
Definition: pixfmt.h:392
for(j=16;j >0;--j)
static int width