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FFmpeg/libavcodec/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_cparameters_t enc_params;

  47.     opj_cinfo_t *compress;

  48.     opj_event_mgr_t event_mgr;

  49.     int format;

  50.     int profile;

  51.     int prog_order;

  52.     int cinema_mode;

  53.     int numresolution;

  54.     int numlayers;

  55.     int disto_alloc;

  56.     int fixed_alloc;

  57.     int fixed_quality;

  58. } LibOpenJPEGContext;

  59. 

  60. static void error_callback(const char *msg, void *data)

  61. {

  62.     av_log(data, AV_LOG_ERROR, "%s\n", msg);

  63. }

  64. 

  65. static void warning_callback(const char *msg, void *data)

  66. {

  67.     av_log(data, AV_LOG_WARNING, "%s\n", msg);

  68. }

  69. 

  70. static void info_callback(const char *msg, void *data)

  71. {

  72.     av_log(data, AV_LOG_DEBUG, "%s\n", msg);

  73. }

  74. 

  75. static opj_image_t *mj2_create_image(AVCodecContext *avctx, opj_cparameters_t *parameters)

  76. {

  77.     const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(avctx->pix_fmt);

  78.     opj_image_cmptparm_t *cmptparm;

  79.     opj_image_t *img;

  80.     int i;

  81.     int sub_dx[4];

  82.     int sub_dy[4];

  83.     int numcomps;

  84.     OPJ_COLOR_SPACE color_space = CLRSPC_UNKNOWN;

  85. 

  86.     sub_dx[0] = sub_dx[3] = 1;

  87.     sub_dy[0] = sub_dy[3] = 1;

  88.     sub_dx[1] = sub_dx[2] = 1 << desc->log2_chroma_w;

  89.     sub_dy[1] = sub_dy[2] = 1 << desc->log2_chroma_h;

  90. 

  91.     numcomps = desc->nb_components;

  92. 

  93.     switch (avctx->pix_fmt) {

  94.     case AV_PIX_FMT_GRAY8:

  95.     case AV_PIX_FMT_GRAY8A:

  96.     case AV_PIX_FMT_GRAY16:

  97.         color_space = CLRSPC_GRAY;

  98.         break;

  99.     case AV_PIX_FMT_RGB24:

  100.     case AV_PIX_FMT_RGBA:

  101.     case AV_PIX_FMT_RGB48:

  102.     case AV_PIX_FMT_RGBA64:

  103.     case AV_PIX_FMT_GBR24P:

  104.     case AV_PIX_FMT_GBRP9:

  105.     case AV_PIX_FMT_GBRP10:

  106.     case AV_PIX_FMT_GBRP12:

  107.     case AV_PIX_FMT_GBRP14:

  108.     case AV_PIX_FMT_GBRP16:

  109.         color_space = CLRSPC_SRGB;

  110.         break;

  111.     case AV_PIX_FMT_YUV410P:

  112.     case AV_PIX_FMT_YUV411P:

  113.     case AV_PIX_FMT_YUV420P:

  114.     case AV_PIX_FMT_YUV422P:

  115.     case AV_PIX_FMT_YUV440P:

  116.     case AV_PIX_FMT_YUV444P:

  117.     case AV_PIX_FMT_YUVA420P:

  118.     case AV_PIX_FMT_YUVA422P:

  119.     case AV_PIX_FMT_YUVA444P:

  120.     case AV_PIX_FMT_YUV420P9:

  121.     case AV_PIX_FMT_YUV422P9:

  122.     case AV_PIX_FMT_YUV444P9:

  123.     case AV_PIX_FMT_YUVA420P9:

  124.     case AV_PIX_FMT_YUVA422P9:

  125.     case AV_PIX_FMT_YUVA444P9:

  126.     case AV_PIX_FMT_YUV420P10:

  127.     case AV_PIX_FMT_YUV422P10:

  128.     case AV_PIX_FMT_YUV444P10:

  129.     case AV_PIX_FMT_YUVA420P10:

  130.     case AV_PIX_FMT_YUVA422P10:

  131.     case AV_PIX_FMT_YUVA444P10:

  132.     case AV_PIX_FMT_YUV420P12:

  133.     case AV_PIX_FMT_YUV422P12:

  134.     case AV_PIX_FMT_YUV444P12:

  135.     case AV_PIX_FMT_YUV420P14:

  136.     case AV_PIX_FMT_YUV422P14:

  137.     case AV_PIX_FMT_YUV444P14:

  138.     case AV_PIX_FMT_YUV420P16:

  139.     case AV_PIX_FMT_YUV422P16:

  140.     case AV_PIX_FMT_YUV444P16:

  141.     case AV_PIX_FMT_YUVA420P16:

  142.     case AV_PIX_FMT_YUVA422P16:

  143.     case AV_PIX_FMT_YUVA444P16:

  144.         color_space = CLRSPC_SYCC;

  145.         break;

  146.     default:

  147.         av_log(avctx, AV_LOG_ERROR,

  148.                "The requested pixel format '%s' is not supported\n",

  149.                av_get_pix_fmt_name(avctx->pix_fmt));

  150.         return NULL;

  151.     }

  152. 

  153.     cmptparm = av_mallocz(numcomps * sizeof(*cmptparm));

  154.     if (!cmptparm) {

  155.         av_log(avctx, AV_LOG_ERROR, "Not enough memory\n");

  156.         return NULL;

  157.     }

  158.     for (i = 0; i < numcomps; i++) {

  159.         cmptparm[i].prec = desc->comp[i].depth_minus1 + 1;

  160.         cmptparm[i].bpp  = desc->comp[i].depth_minus1 + 1;

  161.         cmptparm[i].sgnd = 0;

  162.         cmptparm[i].dx = sub_dx[i];

  163.         cmptparm[i].dy = sub_dy[i];

  164.         cmptparm[i].w = avctx->width / sub_dx[i];

  165.         cmptparm[i].h = avctx->height / sub_dy[i];

  166.     }

  167. 

  168.     img = opj_image_create(numcomps, cmptparm, color_space);

  169.     av_freep(&cmptparm);

  170.     return img;

  171. }

  172. 

  173. static av_cold int libopenjpeg_encode_init(AVCodecContext *avctx)

  174. {

  175.     LibOpenJPEGContext *ctx = avctx->priv_data;

  176.     int err = AVERROR(ENOMEM);

  177. 

  178.     opj_set_default_encoder_parameters(&ctx->enc_params);

  179. 

  180.     ctx->enc_params.cp_rsiz = ctx->profile;

  181.     ctx->enc_params.mode = !!avctx->global_quality;

  182.     ctx->enc_params.cp_cinema = ctx->cinema_mode;

  183.     ctx->enc_params.prog_order = ctx->prog_order;

  184.     ctx->enc_params.numresolution = ctx->numresolution;

  185.     ctx->enc_params.cp_disto_alloc = ctx->disto_alloc;

  186.     ctx->enc_params.cp_fixed_alloc = ctx->fixed_alloc;

  187.     ctx->enc_params.cp_fixed_quality = ctx->fixed_quality;

  188.     ctx->enc_params.tcp_numlayers = ctx->numlayers;

  189.     ctx->enc_params.tcp_rates[0] = FFMAX(avctx->compression_level, 0) * 2;

  190. 

  191.     ctx->compress = opj_create_compress(ctx->format);

  192.     if (!ctx->compress) {

  193.         av_log(avctx, AV_LOG_ERROR, "Error creating the compressor\n");

  194.         return AVERROR(ENOMEM);

  195.     }

  196. 

  197.     avctx->coded_frame = avcodec_alloc_frame();

  198.     if (!avctx->coded_frame) {

  199.         av_log(avctx, AV_LOG_ERROR, "Error allocating coded frame\n");

  200.         goto fail;

  201.     }

  202. 

  203.     ctx->image = mj2_create_image(avctx, &ctx->enc_params);

  204.     if (!ctx->image) {

  205.         av_log(avctx, AV_LOG_ERROR, "Error creating the mj2 image\n");

  206.         err = AVERROR(EINVAL);

  207.         goto fail;

  208.     }

  209. 

  210.     memset(&ctx->event_mgr, 0, sizeof(opj_event_mgr_t));

  211.     ctx->event_mgr.info_handler    = info_callback;

  212.     ctx->event_mgr.error_handler = error_callback;

  213.     ctx->event_mgr.warning_handler = warning_callback;

  214.     opj_set_event_mgr((opj_common_ptr)ctx->compress, &ctx->event_mgr, avctx);

  215. 

  216.     return 0;

  217. 

  218. fail:

  219.     av_freep(&ctx->compress);

  220.     av_freep(&avctx->coded_frame);

  221.     return err;

  222. }

  223. 

  224. static int libopenjpeg_copy_packed8(AVCodecContext *avctx, const AVFrame *frame, opj_image_t *image)

  225. {

  226.     int compno;

  227.     int x;

  228.     int y;

  229.     int image_index;

  230.     int frame_index;

  231.     const int numcomps = image->numcomps;

  232. 

  233.     for (compno = 0; compno < numcomps; ++compno) {

  234.         if (image->comps[compno].w > frame->linesize[0] / numcomps) {

  235.             av_log(avctx, AV_LOG_ERROR, "Error: frame's linesize is too small for the image\n");

  236.             return 0;

  237.         }

  238.     }

  239. 

  240.     for (compno = 0; compno < numcomps; ++compno) {

  241.         for (y = 0; y < avctx->height; ++y) {

  242.             image_index = y * avctx->width;

  243.             frame_index = y * frame->linesize[0] + compno;

  244.             for (x = 0; x < avctx->width; ++x) {

  245.                 image->comps[compno].data[image_index++] = frame->data[0][frame_index];

  246.                 frame_index += numcomps;

  247.             }

  248.         }

  249.     }

  250. 

  251.     return 1;

  252. }

  253. 

  254. static int libopenjpeg_copy_packed16(AVCodecContext *avctx, const AVFrame *frame, opj_image_t *image)

  255. {

  256.     int compno;

  257.     int x;

  258.     int y;

  259.     int image_index;

  260.     int frame_index;

  261.     const int numcomps = image->numcomps;

  262.     uint16_t *frame_ptr = (uint16_t*)frame->data[0];

  263. 

  264.     for (compno = 0; compno < numcomps; ++compno) {

  265.         if (image->comps[compno].w > frame->linesize[0] / numcomps) {

  266.             av_log(avctx, AV_LOG_ERROR, "Error: frame's linesize is too small for the image\n");

  267.             return 0;

  268.         }

  269.     }

  270. 

  271.     for (compno = 0; compno < numcomps; ++compno) {

  272.         for (y = 0; y < avctx->height; ++y) {

  273.             image_index = y * avctx->width;

  274.             frame_index = y * (frame->linesize[0] / 2) + compno;

  275.             for (x = 0; x < avctx->width; ++x) {

  276.                 image->comps[compno].data[image_index++] = frame_ptr[frame_index];

  277.                 frame_index += numcomps;

  278.             }

  279.         }

  280.     }

  281. 

  282.     return 1;

  283. }

  284. 

  285. static int libopenjpeg_copy_unpacked8(AVCodecContext *avctx, const AVFrame *frame, opj_image_t *image)

  286. {

  287.     int compno;

  288.     int x;

  289.     int y;

  290.     int width;

  291.     int height;

  292.     int image_index;

  293.     int frame_index;

  294.     const int numcomps = image->numcomps;

  295. 

  296.     for (compno = 0; compno < numcomps; ++compno) {

  297.         if (image->comps[compno].w > frame->linesize[compno]) {

  298.             av_log(avctx, AV_LOG_ERROR, "Error: frame's linesize is too small for the image\n");

  299.             return 0;

  300.         }

  301.     }

  302. 

  303.     for (compno = 0; compno < numcomps; ++compno) {

  304.         width = avctx->width / image->comps[compno].dx;

  305.         height = avctx->height / image->comps[compno].dy;

  306.         for (y = 0; y < height; ++y) {

  307.             image_index = y * width;

  308.             frame_index = y * frame->linesize[compno];

  309.             for (x = 0; x < width; ++x)

  310.                 image->comps[compno].data[image_index++] = frame->data[compno][frame_index++];

  311.         }

  312.     }

  313. 

  314.     return 1;

  315. }

  316. 

  317. static int libopenjpeg_copy_unpacked16(AVCodecContext *avctx, const AVFrame *frame, opj_image_t *image)

  318. {

  319.     int compno;

  320.     int x;

  321.     int y;

  322.     int width;

  323.     int height;

  324.     int image_index;

  325.     int frame_index;

  326.     const int numcomps = image->numcomps;

  327.     uint16_t *frame_ptr;

  328. 

  329.     for (compno = 0; compno < numcomps; ++compno) {

  330.         if (image->comps[compno].w > frame->linesize[compno]) {

  331.             av_log(avctx, AV_LOG_ERROR, "Error: frame's linesize is too small for the image\n");

  332.             return 0;

  333.         }

  334.     }

  335. 

  336.     for (compno = 0; compno < numcomps; ++compno) {

  337.         width = avctx->width / image->comps[compno].dx;

  338.         height = avctx->height / image->comps[compno].dy;

  339.         frame_ptr = (uint16_t*)frame->data[compno];

  340.         for (y = 0; y < height; ++y) {

  341.             image_index = y * width;

  342.             frame_index = y * (frame->linesize[compno] / 2);

  343.             for (x = 0; x < width; ++x)

  344.                 image->comps[compno].data[image_index++] = frame_ptr[frame_index++];

  345.         }

  346.     }

  347. 

  348.     return 1;

  349. }

  350. 

  351. static int libopenjpeg_encode_frame(AVCodecContext *avctx, AVPacket *pkt,

  352.                                     const AVFrame *frame, int *got_packet)

  353. {

  354.     LibOpenJPEGContext *ctx = avctx->priv_data;

  355.     opj_cinfo_t *compress = ctx->compress;

  356.     opj_image_t *image    = ctx->image;

  357.     opj_cio_t *stream;

  358.     int cpyresult = 0;

  359.     int ret, len;

  360.     AVFrame gbrframe;

  361. 

  362.     // x0, y0 is the top left corner of the image

  363.     // x1, y1 is the width, height of the reference grid

  364.     image->x0 = 0;

  365.     image->y0 = 0;

  366.     image->x1 = (avctx->width  - 1) * ctx->enc_params.subsampling_dx + 1;

  367.     image->y1 = (avctx->height - 1) * ctx->enc_params.subsampling_dy + 1;

  368. 

  369.     switch (avctx->pix_fmt) {

  370.     case AV_PIX_FMT_RGB24:

  371.     case AV_PIX_FMT_RGBA:

  372.     case AV_PIX_FMT_GRAY8A:

  373.         cpyresult = libopenjpeg_copy_packed8(avctx, frame, image);

  374.         break;

  375.     case AV_PIX_FMT_RGB48:

  376.     case AV_PIX_FMT_RGBA64:

  377.         cpyresult = libopenjpeg_copy_packed16(avctx, frame, image);

  378.         break;

  379.     case AV_PIX_FMT_GBR24P:

  380.     case AV_PIX_FMT_GBRP9:

  381.     case AV_PIX_FMT_GBRP10:

  382.     case AV_PIX_FMT_GBRP12:

  383.     case AV_PIX_FMT_GBRP14:

  384.     case AV_PIX_FMT_GBRP16:

  385.         gbrframe = *frame;

  386.         gbrframe.data[0] = frame->data[2]; // swap to be rgb

  387.         gbrframe.data[1] = frame->data[0];

  388.         gbrframe.data[2] = frame->data[1];

  389.         gbrframe.linesize[0] = frame->linesize[2];

  390.         gbrframe.linesize[1] = frame->linesize[0];

  391.         gbrframe.linesize[2] = frame->linesize[1];

  392.         if (avctx->pix_fmt == AV_PIX_FMT_GBR24P) {

  393.             cpyresult = libopenjpeg_copy_unpacked8(avctx, &gbrframe, image);

  394.         } else {

  395.             cpyresult = libopenjpeg_copy_unpacked16(avctx, &gbrframe, image);

  396.         }

  397.         break;

  398.     case AV_PIX_FMT_GRAY8:

  399.     case AV_PIX_FMT_YUV410P:

  400.     case AV_PIX_FMT_YUV411P:

  401.     case AV_PIX_FMT_YUV420P:

  402.     case AV_PIX_FMT_YUV422P:

  403.     case AV_PIX_FMT_YUV440P:

  404.     case AV_PIX_FMT_YUV444P:

  405.     case AV_PIX_FMT_YUVA420P:

  406.     case AV_PIX_FMT_YUVA422P:

  407.     case AV_PIX_FMT_YUVA444P:

  408.         cpyresult = libopenjpeg_copy_unpacked8(avctx, frame, image);

  409.         break;

  410.     case AV_PIX_FMT_GRAY16:

  411.     case AV_PIX_FMT_YUV420P9:

  412.     case AV_PIX_FMT_YUV422P9:

  413.     case AV_PIX_FMT_YUV444P9:

  414.     case AV_PIX_FMT_YUVA420P9:

  415.     case AV_PIX_FMT_YUVA422P9:

  416.     case AV_PIX_FMT_YUVA444P9:

  417.     case AV_PIX_FMT_YUV444P10:

  418.     case AV_PIX_FMT_YUV422P10:

  419.     case AV_PIX_FMT_YUV420P10:

  420.     case AV_PIX_FMT_YUVA444P10:

  421.     case AV_PIX_FMT_YUVA422P10:

  422.     case AV_PIX_FMT_YUVA420P10:

  423.     case AV_PIX_FMT_YUV420P12:

  424.     case AV_PIX_FMT_YUV422P12:

  425.     case AV_PIX_FMT_YUV444P12:

  426.     case AV_PIX_FMT_YUV420P14:

  427.     case AV_PIX_FMT_YUV422P14:

  428.     case AV_PIX_FMT_YUV444P14:

  429.     case AV_PIX_FMT_YUV444P16:

  430.     case AV_PIX_FMT_YUV422P16:

  431.     case AV_PIX_FMT_YUV420P16:

  432.     case AV_PIX_FMT_YUVA444P16:

  433.     case AV_PIX_FMT_YUVA422P16:

  434.     case AV_PIX_FMT_YUVA420P16:

  435.         cpyresult = libopenjpeg_copy_unpacked16(avctx, frame, image);

  436.         break;

  437.     default:

  438.         av_log(avctx, AV_LOG_ERROR,

  439.                "The frame's pixel format '%s' is not supported\n",

  440.                av_get_pix_fmt_name(avctx->pix_fmt));

  441.         return AVERROR(EINVAL);

  442.         break;

  443.     }

  444. 

  445.     if (!cpyresult) {

  446.         av_log(avctx, AV_LOG_ERROR,

  447.                "Could not copy the frame data to the internal image buffer\n");

  448.         return -1;

  449.     }

  450. 

  451.     opj_setup_encoder(compress, &ctx->enc_params, image);

  452.     stream = opj_cio_open((opj_common_ptr)compress, NULL, 0);

  453.     if (!stream) {

  454.         av_log(avctx, AV_LOG_ERROR, "Error creating the cio stream\n");

  455.         return AVERROR(ENOMEM);

  456.     }

  457. 

  458.     if (!opj_encode(compress, stream, image, NULL)) {

  459.         opj_cio_close(stream);

  460.         av_log(avctx, AV_LOG_ERROR, "Error during the opj encode\n");

  461.         return -1;

  462.     }

  463. 

  464.     len = cio_tell(stream);

  465.     if ((ret = ff_alloc_packet2(avctx, pkt, len)) < 0) {

  466.         opj_cio_close(stream);

  467.         return ret;

  468.     }

  469. 

  470.     memcpy(pkt->data, stream->buffer, len);

  471.     pkt->flags |= AV_PKT_FLAG_KEY;

  472.     *got_packet = 1;

  473.     opj_cio_close(stream);

  474.     return 0;

  475. }

  476. 

  477. static av_cold int libopenjpeg_encode_close(AVCodecContext *avctx)

  478. {

  479.     LibOpenJPEGContext *ctx = avctx->priv_data;

  480. 

  481.     opj_destroy_compress(ctx->compress);

  482.     opj_image_destroy(ctx->image);

  483.     av_freep(&avctx->coded_frame);

  484.     return 0;

  485. }

  486. 

  487. #define OFFSET(x) offsetof(LibOpenJPEGContext, x)

  488. #define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM

  489. static const AVOption options[] = {

  490.     { "format",        "Codec Format",      OFFSET(format),        AV_OPT_TYPE_INT,   { .i64 = CODEC_JP2   }, CODEC_J2K, CODEC_JP2,   VE, "format"      },

  491.     { "j2k",           NULL,                0,                     AV_OPT_TYPE_CONST, { .i64 = CODEC_J2K   }, 0,         0,           VE, "format"      },

  492.     { "jp2",           NULL,                0,                     AV_OPT_TYPE_CONST, { .i64 = CODEC_JP2   }, 0,         0,           VE, "format"      },

  493.     { "profile",       NULL,                OFFSET(profile),       AV_OPT_TYPE_INT,   { .i64 = STD_RSIZ    }, STD_RSIZ,  CINEMA4K,    VE, "profile"     },

  494.     { "jpeg2000",      NULL,                0,                     AV_OPT_TYPE_CONST, { .i64 = STD_RSIZ    }, 0,         0,           VE, "profile"     },

  495.     { "cinema2k",      NULL,                0,                     AV_OPT_TYPE_CONST, { .i64 = CINEMA2K    }, 0,         0,           VE, "profile"     },

  496.     { "cinema4k",      NULL,                0,                     AV_OPT_TYPE_CONST, { .i64 = CINEMA4K    }, 0,         0,           VE, "profile"     },

  497.     { "cinema_mode",   "Digital Cinema",    OFFSET(cinema_mode),   AV_OPT_TYPE_INT,   { .i64 = OFF         }, OFF,       CINEMA4K_24, VE, "cinema_mode" },

  498.     { "off",           NULL,                0,                     AV_OPT_TYPE_CONST, { .i64 = OFF         }, 0,         0,           VE, "cinema_mode" },

  499.     { "2k_24",         NULL,                0,                     AV_OPT_TYPE_CONST, { .i64 = CINEMA2K_24 }, 0,         0,           VE, "cinema_mode" },

  500.     { "2k_48",         NULL,                0,                     AV_OPT_TYPE_CONST, { .i64 = CINEMA2K_48 }, 0,         0,           VE, "cinema_mode" },

  501.     { "4k_24",         NULL,                0,                     AV_OPT_TYPE_CONST, { .i64 = CINEMA4K_24 }, 0,         0,           VE, "cinema_mode" },

  502.     { "prog_order",    "Progression Order", OFFSET(prog_order),    AV_OPT_TYPE_INT,   { .i64 = LRCP        }, LRCP,      CPRL,        VE, "prog_order"  },

  503.     { "lrcp",          NULL,                0,                     AV_OPT_TYPE_CONST, { .i64 = LRCP        }, 0,         0,           VE, "prog_order"  },

  504.     { "rlcp",          NULL,                0,                     AV_OPT_TYPE_CONST, { .i64 = RLCP        }, 0,         0,           VE, "prog_order"  },

  505.     { "rpcl",          NULL,                0,                     AV_OPT_TYPE_CONST, { .i64 = RPCL        }, 0,         0,           VE, "prog_order"  },

  506.     { "pcrl",          NULL,                0,                     AV_OPT_TYPE_CONST, { .i64 = PCRL        }, 0,         0,           VE, "prog_order"  },

  507.     { "cprl",          NULL,                0,                     AV_OPT_TYPE_CONST, { .i64 = CPRL        }, 0,         0,           VE, "prog_order"  },

  508.     { "numresolution", NULL,                OFFSET(numresolution), AV_OPT_TYPE_INT,   { .i64 = 6           }, 1,         INT_MAX,     VE                },

  509.     { "numlayers",     NULL,                OFFSET(numlayers),     AV_OPT_TYPE_INT,   { .i64 = 1           }, 1,         10,          VE                },

  510.     { "disto_alloc",   NULL,                OFFSET(disto_alloc),   AV_OPT_TYPE_INT,   { .i64 = 1           }, 0,         1,           VE                },

  511.     { "fixed_alloc",   NULL,                OFFSET(fixed_alloc),   AV_OPT_TYPE_INT,   { .i64 = 0           }, 0,         1,           VE                },

  512.     { "fixed_quality", NULL,                OFFSET(fixed_quality), AV_OPT_TYPE_INT,   { .i64 = 0           }, 0,         1,           VE                },

  513.     { NULL },

  514. };

  515. 

  516. static const AVClass class = {

  517.     .class_name = "libopenjpeg",

  518.     .item_name  = av_default_item_name,

  519.     .option     = options,

  520.     .version    = LIBAVUTIL_VERSION_INT,

  521. };

  522. 

  523. AVCodec ff_libopenjpeg_encoder = {

  524.     .name           = "libopenjpeg",

  525.     .type           = AVMEDIA_TYPE_VIDEO,

  526.     .id             = AV_CODEC_ID_JPEG2000,

  527.     .priv_data_size = sizeof(LibOpenJPEGContext),

  528.     .init           = libopenjpeg_encode_init,

  529.     .encode2        = libopenjpeg_encode_frame,

  530.     .close          = libopenjpeg_encode_close,

  531.     .capabilities   = 0,

  532.     .pix_fmts       = (const enum AVPixelFormat[]) {

  533.         AV_PIX_FMT_RGB24, AV_PIX_FMT_RGBA, AV_PIX_FMT_RGB48, AV_PIX_FMT_RGBA64,

  534.         AV_PIX_FMT_GBR24P,

  535.         AV_PIX_FMT_GBRP9, AV_PIX_FMT_GBRP10, AV_PIX_FMT_GBRP12, AV_PIX_FMT_GBRP14, AV_PIX_FMT_GBRP16,

  536.         AV_PIX_FMT_GRAY8, AV_PIX_FMT_GRAY8A, AV_PIX_FMT_GRAY16,

  537.         AV_PIX_FMT_YUV420P, AV_PIX_FMT_YUV422P, AV_PIX_FMT_YUVA420P,

  538.         AV_PIX_FMT_YUV440P, AV_PIX_FMT_YUV444P, AV_PIX_FMT_YUVA422P,

  539.         AV_PIX_FMT_YUV411P, AV_PIX_FMT_YUV410P, AV_PIX_FMT_YUVA444P,

  540.         AV_PIX_FMT_YUV420P9, AV_PIX_FMT_YUV422P9, AV_PIX_FMT_YUV444P9,

  541.         AV_PIX_FMT_YUVA420P9, AV_PIX_FMT_YUVA422P9, AV_PIX_FMT_YUVA444P9,

  542.         AV_PIX_FMT_YUV420P10, AV_PIX_FMT_YUV422P10, AV_PIX_FMT_YUV444P10,

  543.         AV_PIX_FMT_YUVA420P10, AV_PIX_FMT_YUVA422P10, AV_PIX_FMT_YUVA444P10,

  544.         AV_PIX_FMT_YUV420P12, AV_PIX_FMT_YUV422P12, AV_PIX_FMT_YUV444P12,

  545.         AV_PIX_FMT_YUV420P14, AV_PIX_FMT_YUV422P14, AV_PIX_FMT_YUV444P14,

  546.         AV_PIX_FMT_YUV420P16, AV_PIX_FMT_YUV422P16, AV_PIX_FMT_YUV444P16,

  547.         AV_PIX_FMT_YUVA420P16, AV_PIX_FMT_YUVA422P16, AV_PIX_FMT_YUVA444P16,

  548.         AV_PIX_FMT_NONE

  549.     },

  550.     .long_name      = NULL_IF_CONFIG_SMALL("OpenJPEG JPEG 2000"),

  551.     .priv_class     = &class,

  552. };