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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.         color_space = CLRSPC_SRGB;

  104.         break;

  105.     case AV_PIX_FMT_YUV410P:

  106.     case AV_PIX_FMT_YUV411P:

  107.     case AV_PIX_FMT_YUV420P:

  108.     case AV_PIX_FMT_YUV422P:

  109.     case AV_PIX_FMT_YUV440P:

  110.     case AV_PIX_FMT_YUV444P:

  111.     case AV_PIX_FMT_YUVA420P:

  112.     case AV_PIX_FMT_YUVA422P:

  113.     case AV_PIX_FMT_YUVA444P:

  114.     case AV_PIX_FMT_YUV420P9:

  115.     case AV_PIX_FMT_YUV422P9:

  116.     case AV_PIX_FMT_YUV444P9:

  117.     case AV_PIX_FMT_YUVA420P9:

  118.     case AV_PIX_FMT_YUVA422P9:

  119.     case AV_PIX_FMT_YUVA444P9:

  120.     case AV_PIX_FMT_YUV420P10:

  121.     case AV_PIX_FMT_YUV422P10:

  122.     case AV_PIX_FMT_YUV444P10:

  123.     case AV_PIX_FMT_YUVA420P10:

  124.     case AV_PIX_FMT_YUVA422P10:

  125.     case AV_PIX_FMT_YUVA444P10:

  126.     case AV_PIX_FMT_YUV420P12:

  127.     case AV_PIX_FMT_YUV422P12:

  128.     case AV_PIX_FMT_YUV444P12:

  129.     case AV_PIX_FMT_YUV420P14:

  130.     case AV_PIX_FMT_YUV422P14:

  131.     case AV_PIX_FMT_YUV444P14:

  132.     case AV_PIX_FMT_YUV420P16:

  133.     case AV_PIX_FMT_YUV422P16:

  134.     case AV_PIX_FMT_YUV444P16:

  135.     case AV_PIX_FMT_YUVA420P16:

  136.     case AV_PIX_FMT_YUVA422P16:

  137.     case AV_PIX_FMT_YUVA444P16:

  138.         color_space = CLRSPC_SYCC;

  139.         break;

  140.     default:

  141.         av_log(avctx, AV_LOG_ERROR,

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

  143.                av_get_pix_fmt_name(avctx->pix_fmt));

  144.         return NULL;

  145.     }

  146. 

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

  148.     if (!cmptparm) {

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

  150.         return NULL;

  151.     }

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

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

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

  155.         cmptparm[i].sgnd = 0;

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

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

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

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

  160.     }

  161. 

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

  163.     av_freep(&cmptparm);

  164.     return img;

  165. }

  166. 

  167. static av_cold int libopenjpeg_encode_init(AVCodecContext *avctx)

  168. {

  169.     LibOpenJPEGContext *ctx = avctx->priv_data;

  170.     int err = AVERROR(ENOMEM);

  171. 

  172.     opj_set_default_encoder_parameters(&ctx->enc_params);

  173. 

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

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

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

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

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

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

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

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

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

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

  184. 

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

  186.     if (!ctx->compress) {

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

  188.         return AVERROR(ENOMEM);

  189.     }

  190. 

  191.     avctx->coded_frame = avcodec_alloc_frame();

  192.     if (!avctx->coded_frame) {

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

  194.         goto fail;

  195.     }

  196. 

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

  198.     if (!ctx->image) {

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

  200.         err = AVERROR(EINVAL);

  201.         goto fail;

  202.     }

  203. 

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

  205.     ctx->event_mgr.info_handler    = info_callback;

  206.     ctx->event_mgr.error_handler = error_callback;

  207.     ctx->event_mgr.warning_handler = warning_callback;

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

  209. 

  210.     return 0;

  211. 

  212. fail:

  213.     av_freep(&ctx->compress);

  214.     av_freep(&avctx->coded_frame);

  215.     return err;

  216. }

  217. 

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

  219. {

  220.     int compno;

  221.     int x;

  222.     int y;

  223.     int image_index;

  224.     int frame_index;

  225.     const int numcomps = image->numcomps;

  226. 

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

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

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

  230.             return 0;

  231.         }

  232.     }

  233. 

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

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

  236.             image_index = y * avctx->width;

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

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

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

  240.                 frame_index += numcomps;

  241.             }

  242.         }

  243.     }

  244. 

  245.     return 1;

  246. }

  247. 

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

  249. {

  250.     int compno;

  251.     int x;

  252.     int y;

  253.     int image_index;

  254.     int frame_index;

  255.     const int numcomps = image->numcomps;

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

  257. 

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

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

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

  261.             return 0;

  262.         }

  263.     }

  264. 

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

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

  267.             image_index = y * avctx->width;

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

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

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

  271.                 frame_index += numcomps;

  272.             }

  273.         }

  274.     }

  275. 

  276.     return 1;

  277. }

  278. 

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

  280. {

  281.     int compno;

  282.     int x;

  283.     int y;

  284.     int width;

  285.     int height;

  286.     int image_index;

  287.     int frame_index;

  288.     const int numcomps = image->numcomps;

  289. 

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

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

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

  293.             return 0;

  294.         }

  295.     }

  296. 

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

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

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

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

  301.             image_index = y * width;

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

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

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

  305.         }

  306.     }

  307. 

  308.     return 1;

  309. }

  310. 

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

  312. {

  313.     int compno;

  314.     int x;

  315.     int y;

  316.     int width;

  317.     int height;

  318.     int image_index;

  319.     int frame_index;

  320.     const int numcomps = image->numcomps;

  321.     uint16_t *frame_ptr;

  322. 

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

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

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

  326.             return 0;

  327.         }

  328.     }

  329. 

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

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

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

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

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

  335.             image_index = y * width;

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

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

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

  339.         }

  340.     }

  341. 

  342.     return 1;

  343. }

  344. 

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

  346.                                     const AVFrame *frame, int *got_packet)

  347. {

  348.     LibOpenJPEGContext *ctx = avctx->priv_data;

  349.     opj_cinfo_t *compress = ctx->compress;

  350.     opj_image_t *image    = ctx->image;

  351.     opj_cio_t *stream;

  352.     int cpyresult = 0;

  353.     int ret, len;

  354. 

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

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

  357.     image->x0 = 0;

  358.     image->y0 = 0;

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

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

  361. 

  362.     switch (avctx->pix_fmt) {

  363.     case AV_PIX_FMT_RGB24:

  364.     case AV_PIX_FMT_RGBA:

  365.     case AV_PIX_FMT_GRAY8A:

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

  367.         break;

  368.     case AV_PIX_FMT_RGB48:

  369.     case AV_PIX_FMT_RGBA64:

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

  371.         break;

  372.     case AV_PIX_FMT_GRAY8:

  373.     case AV_PIX_FMT_YUV410P:

  374.     case AV_PIX_FMT_YUV411P:

  375.     case AV_PIX_FMT_YUV420P:

  376.     case AV_PIX_FMT_YUV422P:

  377.     case AV_PIX_FMT_YUV440P:

  378.     case AV_PIX_FMT_YUV444P:

  379.     case AV_PIX_FMT_YUVA420P:

  380.     case AV_PIX_FMT_YUVA422P:

  381.     case AV_PIX_FMT_YUVA444P:

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

  383.         break;

  384.     case AV_PIX_FMT_GRAY16:

  385.     case AV_PIX_FMT_YUV420P9:

  386.     case AV_PIX_FMT_YUV422P9:

  387.     case AV_PIX_FMT_YUV444P9:

  388.     case AV_PIX_FMT_YUVA420P9:

  389.     case AV_PIX_FMT_YUVA422P9:

  390.     case AV_PIX_FMT_YUVA444P9:

  391.     case AV_PIX_FMT_YUV444P10:

  392.     case AV_PIX_FMT_YUV422P10:

  393.     case AV_PIX_FMT_YUV420P10:

  394.     case AV_PIX_FMT_YUVA444P10:

  395.     case AV_PIX_FMT_YUVA422P10:

  396.     case AV_PIX_FMT_YUVA420P10:

  397.     case AV_PIX_FMT_YUV420P12:

  398.     case AV_PIX_FMT_YUV422P12:

  399.     case AV_PIX_FMT_YUV444P12:

  400.     case AV_PIX_FMT_YUV420P14:

  401.     case AV_PIX_FMT_YUV422P14:

  402.     case AV_PIX_FMT_YUV444P14:

  403.     case AV_PIX_FMT_YUV444P16:

  404.     case AV_PIX_FMT_YUV422P16:

  405.     case AV_PIX_FMT_YUV420P16:

  406.     case AV_PIX_FMT_YUVA444P16:

  407.     case AV_PIX_FMT_YUVA422P16:

  408.     case AV_PIX_FMT_YUVA420P16:

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

  410.         break;

  411.     default:

  412.         av_log(avctx, AV_LOG_ERROR,

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

  414.                av_get_pix_fmt_name(avctx->pix_fmt));

  415.         return AVERROR(EINVAL);

  416.         break;

  417.     }

  418. 

  419.     if (!cpyresult) {

  420.         av_log(avctx, AV_LOG_ERROR,

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

  422.         return -1;

  423.     }

  424. 

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

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

  427.     if (!stream) {

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

  429.         return AVERROR(ENOMEM);

  430.     }

  431. 

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

  433.         opj_cio_close(stream);

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

  435.         return -1;

  436.     }

  437. 

  438.     len = cio_tell(stream);

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

  440.         opj_cio_close(stream);

  441.         return ret;

  442.     }

  443. 

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

  445.     pkt->flags |= AV_PKT_FLAG_KEY;

  446.     *got_packet = 1;

  447.     opj_cio_close(stream);

  448.     return 0;

  449. }

  450. 

  451. static av_cold int libopenjpeg_encode_close(AVCodecContext *avctx)

  452. {

  453.     LibOpenJPEGContext *ctx = avctx->priv_data;

  454. 

  455.     opj_destroy_compress(ctx->compress);

  456.     opj_image_destroy(ctx->image);

  457.     av_freep(&avctx->coded_frame);

  458.     return 0;

  459. }

  460. 

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

  462. #define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM

  463. static const AVOption options[] = {

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

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

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

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

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

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

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

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

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

  473.     { "2k_24",         NULL,                0,                     AV_OPT_TYPE_CONST, { .i64 = CINEMA2K_24 }, 0,         0,           VE, "cinema_mode" },

  474.     { "2k_48",         NULL,                0,                     AV_OPT_TYPE_CONST, { .i64 = CINEMA2K_48 }, 0,         0,           VE, "cinema_mode" },

  475.     { "4k_24",         NULL,                0,                     AV_OPT_TYPE_CONST, { .i64 = CINEMA4K_24 }, 0,         0,           VE, "cinema_mode" },

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

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

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

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

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

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

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

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

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

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

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

  487.     { NULL },

  488. };

  489. 

  490. static const AVClass class = {

  491.     .class_name = "libopenjpeg",

  492.     .item_name  = av_default_item_name,

  493.     .option     = options,

  494.     .version    = LIBAVUTIL_VERSION_INT,

  495. };

  496. 

  497. AVCodec ff_libopenjpeg_encoder = {

  498.     .name           = "libopenjpeg",

  499.     .type           = AVMEDIA_TYPE_VIDEO,

  500.     .id             = AV_CODEC_ID_JPEG2000,

  501.     .priv_data_size = sizeof(LibOpenJPEGContext),

  502.     .init           = libopenjpeg_encode_init,

  503.     .encode2        = libopenjpeg_encode_frame,

  504.     .close          = libopenjpeg_encode_close,

  505.     .capabilities   = 0,

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

  507.         AV_PIX_FMT_RGB24, AV_PIX_FMT_RGBA, AV_PIX_FMT_RGB48, AV_PIX_FMT_RGBA64,

  508.         AV_PIX_FMT_GRAY8, AV_PIX_FMT_GRAY8A, AV_PIX_FMT_GRAY16,

  509.         AV_PIX_FMT_YUV420P, AV_PIX_FMT_YUV422P, AV_PIX_FMT_YUVA420P,

  510.         AV_PIX_FMT_YUV440P, AV_PIX_FMT_YUV444P, AV_PIX_FMT_YUVA422P,

  511.         AV_PIX_FMT_YUV411P, AV_PIX_FMT_YUV410P, AV_PIX_FMT_YUVA444P,

  512.         AV_PIX_FMT_YUV420P9, AV_PIX_FMT_YUV422P9, AV_PIX_FMT_YUV444P9,

  513.         AV_PIX_FMT_YUVA420P9, AV_PIX_FMT_YUVA422P9, AV_PIX_FMT_YUVA444P9,

  514.         AV_PIX_FMT_YUV420P10, AV_PIX_FMT_YUV422P10, AV_PIX_FMT_YUV444P10,

  515.         AV_PIX_FMT_YUVA420P10, AV_PIX_FMT_YUVA422P10, AV_PIX_FMT_YUVA444P10,

  516.         AV_PIX_FMT_YUV420P12, AV_PIX_FMT_YUV422P12, AV_PIX_FMT_YUV444P12,

  517.         AV_PIX_FMT_YUV420P14, AV_PIX_FMT_YUV422P14, AV_PIX_FMT_YUV444P14,

  518.         AV_PIX_FMT_YUV420P16, AV_PIX_FMT_YUV422P16, AV_PIX_FMT_YUV444P16,

  519.         AV_PIX_FMT_YUVA420P16, AV_PIX_FMT_YUVA422P16, AV_PIX_FMT_YUVA444P16,

  520.         AV_PIX_FMT_NONE

  521.     },

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

  523.     .priv_class     = &class,

  524. };