diff --git a/configure b/configure
index fe367462a10..aa72aaef6b0 100755
--- a/configure
+++ b/configure
@@ -3364,7 +3364,6 @@ libopencore_amrwb_decoder_deps="libopencore_amrwb"
 libopenh264_decoder_deps="libopenh264"
 libopenh264_decoder_select="h264_mp4toannexb_bsf"
 libopenh264_encoder_deps="libopenh264"
-libopenjpeg_decoder_deps="libopenjpeg"
 libopenjpeg_encoder_deps="libopenjpeg"
 libopenmpt_demuxer_deps="libopenmpt"
 libopus_decoder_deps="libopus"
diff --git a/libavcodec/Makefile b/libavcodec/Makefile
index 711d2690d0b..b30747fdb99 100644
--- a/libavcodec/Makefile
+++ b/libavcodec/Makefile
@@ -1102,7 +1102,6 @@ OBJS-$(CONFIG_LIBOPENCORE_AMRNB_ENCODER)  += libopencore-amr.o
 OBJS-$(CONFIG_LIBOPENCORE_AMRWB_DECODER)  += libopencore-amr.o
 OBJS-$(CONFIG_LIBOPENH264_DECODER)        += libopenh264dec.o libopenh264.o
 OBJS-$(CONFIG_LIBOPENH264_ENCODER)        += libopenh264enc.o libopenh264.o
-OBJS-$(CONFIG_LIBOPENJPEG_DECODER)        += libopenjpegdec.o
 OBJS-$(CONFIG_LIBOPENJPEG_ENCODER)        += libopenjpegenc.o
 OBJS-$(CONFIG_LIBOPUS_DECODER)            += libopusdec.o libopus.o     \
                                              vorbis_data.o
diff --git a/libavcodec/allcodecs.c b/libavcodec/allcodecs.c
index 3cbb93347b4..aabfa9be50f 100644
--- a/libavcodec/allcodecs.c
+++ b/libavcodec/allcodecs.c
@@ -782,7 +782,6 @@ extern const FFCodec ff_libopencore_amrnb_encoder;
 extern const FFCodec ff_libopencore_amrnb_decoder;
 extern const FFCodec ff_libopencore_amrwb_decoder;
 extern const FFCodec ff_libopenjpeg_encoder;
-extern const FFCodec ff_libopenjpeg_decoder;
 extern const FFCodec ff_libopus_encoder;
 extern const FFCodec ff_libopus_decoder;
 extern const FFCodec ff_librav1e_encoder;
diff --git a/libavcodec/libopenjpegdec.c b/libavcodec/libopenjpegdec.c
deleted file mode 100644
index 206db07ec70..00000000000
--- a/libavcodec/libopenjpegdec.c
+++ /dev/null
@@ -1,516 +0,0 @@
-/*
- * JPEG 2000 decoding support via OpenJPEG
- * Copyright (c) 2009 Jaikrishnan Menon <realityman@gmx.net>
- *
- * This file is part of FFmpeg.
- *
- * FFmpeg is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 of the License, or (at your option) any later version.
- *
- * FFmpeg is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with FFmpeg; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- */
-
-/**
- * @file
- * JPEG 2000 decoder using libopenjpeg
- */
-
-#include "libavutil/common.h"
-#include "libavutil/imgutils.h"
-#include "libavutil/intreadwrite.h"
-#include "libavutil/opt.h"
-#include "libavutil/pixfmt.h"
-
-#include "avcodec.h"
-#include "codec_internal.h"
-#include "decode.h"
-#include "thread.h"
-
-#include <openjpeg.h>
-
-#define JP2_SIG_TYPE    0x6A502020
-#define JP2_SIG_VALUE   0x0D0A870A
-
-// pix_fmts with lower bpp have to be listed before
-// similar pix_fmts with higher bpp.
-#define RGB_PIXEL_FORMATS  AV_PIX_FMT_RGB24, AV_PIX_FMT_RGBA,                 \
-                           AV_PIX_FMT_RGB48, AV_PIX_FMT_RGBA64
-
-#define GRAY_PIXEL_FORMATS AV_PIX_FMT_GRAY8, AV_PIX_FMT_YA8,                  \
-                           AV_PIX_FMT_GRAY10, AV_PIX_FMT_GRAY12, AV_PIX_FMT_GRAY14, \
-                           AV_PIX_FMT_GRAY16, AV_PIX_FMT_YA16
-
-#define YUV_PIXEL_FORMATS  AV_PIX_FMT_YUV410P, AV_PIX_FMT_YUV411P, AV_PIX_FMT_YUVA420P, \
-                           AV_PIX_FMT_YUV420P, AV_PIX_FMT_YUV422P, AV_PIX_FMT_YUVA422P, \
-                           AV_PIX_FMT_YUV440P, AV_PIX_FMT_YUV444P, AV_PIX_FMT_YUVA444P, \
-                           AV_PIX_FMT_YUV420P9, AV_PIX_FMT_YUV422P9, AV_PIX_FMT_YUV444P9, \
-                           AV_PIX_FMT_YUVA420P9, AV_PIX_FMT_YUVA422P9, AV_PIX_FMT_YUVA444P9, \
-                           AV_PIX_FMT_YUV420P10, AV_PIX_FMT_YUV422P10, AV_PIX_FMT_YUV444P10, \
-                           AV_PIX_FMT_YUVA420P10, AV_PIX_FMT_YUVA422P10, AV_PIX_FMT_YUVA444P10, \
-                           AV_PIX_FMT_YUV420P12, AV_PIX_FMT_YUV422P12, AV_PIX_FMT_YUV444P12, \
-                           AV_PIX_FMT_YUV420P14, AV_PIX_FMT_YUV422P14, AV_PIX_FMT_YUV444P14, \
-                           AV_PIX_FMT_YUV420P16, AV_PIX_FMT_YUV422P16, AV_PIX_FMT_YUV444P16, \
-                           AV_PIX_FMT_YUVA420P16, AV_PIX_FMT_YUVA422P16, AV_PIX_FMT_YUVA444P16
-
-#define XYZ_PIXEL_FORMATS  AV_PIX_FMT_XYZ12
-
-static const enum AVPixelFormat libopenjpeg_rgb_pix_fmts[]  = {
-    RGB_PIXEL_FORMATS
-};
-static const enum AVPixelFormat libopenjpeg_gray_pix_fmts[] = {
-    GRAY_PIXEL_FORMATS
-};
-static const enum AVPixelFormat libopenjpeg_yuv_pix_fmts[]  = {
-    YUV_PIXEL_FORMATS
-};
-static const enum AVPixelFormat libopenjpeg_all_pix_fmts[]  = {
-    RGB_PIXEL_FORMATS, GRAY_PIXEL_FORMATS, YUV_PIXEL_FORMATS, XYZ_PIXEL_FORMATS
-};
-
-typedef struct LibOpenJPEGContext {
-    AVClass *class;
-    opj_dparameters_t dec_params;
-    int lowqual;
-} LibOpenJPEGContext;
-
-static void error_callback(const char *msg, void *data)
-{
-    av_log(data, AV_LOG_ERROR, "%s", msg);
-}
-
-static void warning_callback(const char *msg, void *data)
-{
-    av_log(data, AV_LOG_WARNING, "%s", msg);
-}
-
-static void info_callback(const char *msg, void *data)
-{
-    av_log(data, AV_LOG_DEBUG, "%s", msg);
-}
-
-typedef struct BufferReader {
-    int pos;
-    int size;
-    const uint8_t *buffer;
-} BufferReader;
-
-static OPJ_SIZE_T stream_read(void *out_buffer, OPJ_SIZE_T nb_bytes, void *user_data)
-{
-    BufferReader *reader = user_data;
-    int remaining;
-
-    if (reader->pos == reader->size) {
-        return (OPJ_SIZE_T)-1;
-    }
-    remaining = reader->size - reader->pos;
-    if (nb_bytes > remaining) {
-        nb_bytes = remaining;
-    }
-    memcpy(out_buffer, reader->buffer + reader->pos, nb_bytes);
-    reader->pos += (int)nb_bytes;
-    return nb_bytes;
-}
-
-static OPJ_OFF_T stream_skip(OPJ_OFF_T nb_bytes, void *user_data)
-{
-    BufferReader *reader = user_data;
-    if (nb_bytes < 0) {
-        if (reader->pos == 0) {
-            return (OPJ_SIZE_T)-1;
-        }
-        if (nb_bytes + reader->pos < 0) {
-            nb_bytes = -reader->pos;
-        }
-    } else {
-        int remaining;
-
-        if (reader->pos == reader->size) {
-            return (OPJ_SIZE_T)-1;
-        }
-        remaining = reader->size - reader->pos;
-        if (nb_bytes > remaining) {
-            nb_bytes = remaining;
-        }
-    }
-    reader->pos += (int)nb_bytes;
-    return nb_bytes;
-}
-
-static OPJ_BOOL stream_seek(OPJ_OFF_T nb_bytes, void *user_data)
-{
-    BufferReader *reader = user_data;
-    if (nb_bytes < 0 || nb_bytes > reader->size) {
-        return OPJ_FALSE;
-    }
-    reader->pos = (int)nb_bytes;
-    return OPJ_TRUE;
-}
-
-static inline int libopenjpeg_matches_pix_fmt(const opj_image_t *image, enum AVPixelFormat pix_fmt)
-{
-    const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(pix_fmt);
-    int match = 1;
-
-    if (desc->nb_components != image->numcomps) {
-        return 0;
-    }
-
-    switch (desc->nb_components) {
-    case 4:
-        match = match &&
-                desc->comp[3].depth >= image->comps[3].prec &&
-                1 == image->comps[3].dx &&
-                1 == image->comps[3].dy;
-    case 3:
-        match = match &&
-                desc->comp[2].depth >= image->comps[2].prec &&
-                1 << desc->log2_chroma_w == image->comps[2].dx &&
-                1 << desc->log2_chroma_h == image->comps[2].dy;
-    case 2:
-        match = match &&
-                desc->comp[1].depth >= image->comps[1].prec &&
-                1 << desc->log2_chroma_w == image->comps[1].dx &&
-                1 << desc->log2_chroma_h == image->comps[1].dy;
-    case 1:
-        match = match &&
-                desc->comp[0].depth >= image->comps[0].prec &&
-                1 == image->comps[0].dx &&
-                1 == image->comps[0].dy;
-    default:
-        break;
-    }
-
-    return match;
-}
-
-static inline enum AVPixelFormat libopenjpeg_guess_pix_fmt(const opj_image_t *image) {
-    int index;
-    const enum AVPixelFormat *possible_fmts = NULL;
-    int possible_fmts_nb = 0;
-
-    switch (image->color_space) {
-    case OPJ_CLRSPC_SRGB:
-        possible_fmts    = libopenjpeg_rgb_pix_fmts;
-        possible_fmts_nb = FF_ARRAY_ELEMS(libopenjpeg_rgb_pix_fmts);
-        break;
-    case OPJ_CLRSPC_GRAY:
-        possible_fmts    = libopenjpeg_gray_pix_fmts;
-        possible_fmts_nb = FF_ARRAY_ELEMS(libopenjpeg_gray_pix_fmts);
-        break;
-    case OPJ_CLRSPC_SYCC:
-        possible_fmts    = libopenjpeg_yuv_pix_fmts;
-        possible_fmts_nb = FF_ARRAY_ELEMS(libopenjpeg_yuv_pix_fmts);
-        break;
-    default:
-        possible_fmts    = libopenjpeg_all_pix_fmts;
-        possible_fmts_nb = FF_ARRAY_ELEMS(libopenjpeg_all_pix_fmts);
-        break;
-    }
-
-    for (index = 0; index < possible_fmts_nb; ++index)
-        if (libopenjpeg_matches_pix_fmt(image, possible_fmts[index])) {
-            return possible_fmts[index];
-        }
-
-    return AV_PIX_FMT_NONE;
-}
-
-static inline int libopenjpeg_ispacked(enum AVPixelFormat pix_fmt)
-{
-    const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(pix_fmt);
-    int i, component_plane;
-
-    if (pix_fmt == AV_PIX_FMT_GRAY16)
-        return 0;
-
-    component_plane = desc->comp[0].plane;
-    for (i = 1; i < desc->nb_components; i++)
-        if (component_plane != desc->comp[i].plane)
-            return 0;
-    return 1;
-}
-
-static inline void libopenjpeg_copy_to_packed8(AVFrame *picture, opj_image_t *image) {
-    uint8_t *img_ptr;
-    int index, x, y, c;
-    for (y = 0; y < picture->height; y++) {
-        index   = y * picture->width;
-        img_ptr = picture->data[0] + y * picture->linesize[0];
-        for (x = 0; x < picture->width; x++, index++)
-            for (c = 0; c < image->numcomps; c++)
-                *img_ptr++ = 0x80 * image->comps[c].sgnd + image->comps[c].data[index];
-    }
-}
-
-static inline void libopenjpeg_copy_to_packed16(AVFrame *picture, opj_image_t *image) {
-    uint16_t *img_ptr;
-    const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(picture->format);
-    int index, x, y, c;
-    int adjust[4];
-    for (x = 0; x < image->numcomps; x++)
-        adjust[x] = FFMAX(FFMIN(desc->comp[x].depth - image->comps[x].prec, 8), 0) + desc->comp[x].shift;
-
-    for (y = 0; y < picture->height; y++) {
-        index   = y * picture->width;
-        img_ptr = (uint16_t *) (picture->data[0] + y * picture->linesize[0]);
-        for (x = 0; x < picture->width; x++, index++)
-            for (c = 0; c < image->numcomps; c++)
-                *img_ptr++ = (1 << image->comps[c].prec - 1) * image->comps[c].sgnd +
-                             (unsigned)image->comps[c].data[index] << adjust[c];
-    }
-}
-
-static inline void libopenjpeg_copyto8(AVFrame *picture, opj_image_t *image) {
-    int *comp_data;
-    uint8_t *img_ptr;
-    int index, x, y;
-
-    for (index = 0; index < image->numcomps; index++) {
-        comp_data = image->comps[index].data;
-        for (y = 0; y < image->comps[index].h; y++) {
-            img_ptr = picture->data[index] + y * picture->linesize[index];
-            for (x = 0; x < image->comps[index].w; x++) {
-                *img_ptr = 0x80 * image->comps[index].sgnd + *comp_data;
-                img_ptr++;
-                comp_data++;
-            }
-        }
-    }
-}
-
-static inline void libopenjpeg_copyto16(AVFrame *picture, opj_image_t *image) {
-    int *comp_data;
-    uint16_t *img_ptr;
-    const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(picture->format);
-    int index, x, y;
-    int adjust[4];
-    for (x = 0; x < image->numcomps; x++)
-        adjust[x] = FFMAX(FFMIN(desc->comp[x].depth - image->comps[x].prec, 8), 0) + desc->comp[x].shift;
-
-    for (index = 0; index < image->numcomps; index++) {
-        comp_data = image->comps[index].data;
-        for (y = 0; y < image->comps[index].h; y++) {
-            img_ptr = (uint16_t *)(picture->data[index] + y * picture->linesize[index]);
-            for (x = 0; x < image->comps[index].w; x++) {
-                *img_ptr = (1 << image->comps[index].prec - 1) * image->comps[index].sgnd +
-                           (unsigned)*comp_data << adjust[index];
-                img_ptr++;
-                comp_data++;
-            }
-        }
-    }
-}
-
-static av_cold int libopenjpeg_decode_init(AVCodecContext *avctx)
-{
-    LibOpenJPEGContext *ctx = avctx->priv_data;
-
-    opj_set_default_decoder_parameters(&ctx->dec_params);
-    return 0;
-}
-
-static int libopenjpeg_decode_frame(AVCodecContext *avctx, AVFrame *picture,
-                                    int *got_frame, AVPacket *avpkt)
-{
-    const uint8_t *buf      = avpkt->data;
-    int buf_size            = avpkt->size;
-    LibOpenJPEGContext *ctx = avctx->priv_data;
-    const AVPixFmtDescriptor *desc;
-    int width, height, ret;
-    int pixel_size = 0;
-    int ispacked   = 0;
-    int i;
-    opj_image_t *image = NULL;
-    BufferReader reader = {0, avpkt->size, avpkt->data};
-    opj_codec_t *dec = NULL;
-    opj_stream_t *stream = NULL;
-
-    *got_frame = 0;
-
-    // Check if input is a raw jpeg2k codestream or in jp2 wrapping
-    if ((AV_RB32(buf) == 12) &&
-        (AV_RB32(buf + 4) == JP2_SIG_TYPE) &&
-        (AV_RB32(buf + 8) == JP2_SIG_VALUE)) {
-        dec = opj_create_decompress(OPJ_CODEC_JP2);
-    } else {
-        /* If the AVPacket contains a jp2c box, then skip to
-         * the starting byte of the codestream. */
-        if (AV_RB32(buf + 4) == AV_RB32("jp2c"))
-            buf += 8;
-        dec = opj_create_decompress(OPJ_CODEC_J2K);
-    }
-
-    if (!dec) {
-        av_log(avctx, AV_LOG_ERROR, "Error initializing decoder.\n");
-        ret = AVERROR_EXTERNAL;
-        goto done;
-    }
-
-    if (!opj_set_error_handler(dec, error_callback, avctx) ||
-        !opj_set_warning_handler(dec, warning_callback, avctx) ||
-        !opj_set_info_handler(dec, info_callback, avctx)) {
-        av_log(avctx, AV_LOG_ERROR, "Error setting decoder handlers.\n");
-        ret = AVERROR_EXTERNAL;
-        goto done;
-    }
-
-    ctx->dec_params.cp_layer = ctx->lowqual;
-    ctx->dec_params.cp_reduce = avctx->lowres;
-
-    // Tie decoder with decoding parameters
-    opj_setup_decoder(dec, &ctx->dec_params);
-
-    stream = opj_stream_default_create(OPJ_STREAM_READ);
-
-    if (!stream) {
-        av_log(avctx, AV_LOG_ERROR,
-               "Codestream could not be opened for reading.\n");
-        ret = AVERROR_EXTERNAL;
-        goto done;
-    }
-
-    opj_stream_set_read_function(stream, stream_read);
-    opj_stream_set_skip_function(stream, stream_skip);
-    opj_stream_set_seek_function(stream, stream_seek);
-    opj_stream_set_user_data(stream, &reader, NULL);
-    opj_stream_set_user_data_length(stream, avpkt->size);
-    // Decode the header only.
-    ret = !opj_read_header(stream, dec, &image);
-
-    if (ret) {
-        av_log(avctx, AV_LOG_ERROR, "Error decoding codestream header.\n");
-        ret = AVERROR_EXTERNAL;
-        goto done;
-    }
-
-    width  = image->x1 - image->x0;
-    height = image->y1 - image->y0;
-
-    ret = ff_set_dimensions(avctx, width, height);
-    if (ret < 0)
-        goto done;
-
-    if (avctx->pix_fmt != AV_PIX_FMT_NONE)
-        if (!libopenjpeg_matches_pix_fmt(image, avctx->pix_fmt))
-            avctx->pix_fmt = AV_PIX_FMT_NONE;
-
-    if (avctx->pix_fmt == AV_PIX_FMT_NONE)
-        avctx->pix_fmt = libopenjpeg_guess_pix_fmt(image);
-
-    if (avctx->pix_fmt == AV_PIX_FMT_NONE) {
-        av_log(avctx, AV_LOG_ERROR, "Unable to determine pixel format.\n");
-        ret = AVERROR_UNKNOWN;
-        goto done;
-    }
-    for (i = 0; i < image->numcomps; i++)
-        if (image->comps[i].prec > avctx->bits_per_raw_sample)
-            avctx->bits_per_raw_sample = image->comps[i].prec;
-
-    if ((ret = ff_thread_get_buffer(avctx, picture, 0)) < 0)
-        goto done;
-
-    ret = !opj_decode(dec, stream, image);
-
-    if (ret) {
-        av_log(avctx, AV_LOG_ERROR, "Error decoding codestream.\n");
-        ret = AVERROR_EXTERNAL;
-        goto done;
-    }
-
-    for (i = 0; i < image->numcomps; i++) {
-        if (!image->comps[i].data) {
-            av_log(avctx, AV_LOG_ERROR,
-                   "Image component %d contains no data.\n", i);
-            ret = AVERROR_INVALIDDATA;
-            goto done;
-        }
-    }
-
-    desc       = av_pix_fmt_desc_get(avctx->pix_fmt);
-    pixel_size = desc->comp[0].step;
-    ispacked   = libopenjpeg_ispacked(avctx->pix_fmt);
-
-    switch (pixel_size) {
-    case 1:
-        if (ispacked) {
-            libopenjpeg_copy_to_packed8(picture, image);
-        } else {
-            libopenjpeg_copyto8(picture, image);
-        }
-        break;
-    case 2:
-        if (ispacked) {
-            libopenjpeg_copy_to_packed8(picture, image);
-        } else {
-            libopenjpeg_copyto16(picture, image);
-        }
-        break;
-    case 3:
-    case 4:
-        if (ispacked) {
-            libopenjpeg_copy_to_packed8(picture, image);
-        }
-        break;
-    case 6:
-    case 8:
-        if (ispacked) {
-            libopenjpeg_copy_to_packed16(picture, image);
-        }
-        break;
-    default:
-        avpriv_report_missing_feature(avctx, "Pixel size %d", pixel_size);
-        ret = AVERROR_PATCHWELCOME;
-        goto done;
-    }
-
-    *got_frame = 1;
-    picture->pict_type = AV_PICTURE_TYPE_I;
-    picture->key_frame = 1;
-    ret        = buf_size;
-
-done:
-    opj_image_destroy(image);
-    opj_stream_destroy(stream);
-    opj_destroy_codec(dec);
-    return ret;
-}
-
-#define OFFSET(x) offsetof(LibOpenJPEGContext, x)
-#define VD AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_DECODING_PARAM
-
-static const AVOption options[] = {
-    { "lowqual", "Limit the number of layers used for decoding",
-        OFFSET(lowqual), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, INT_MAX, VD },
-    { NULL },
-};
-
-static const AVClass openjpeg_class = {
-    .class_name = "libopenjpeg",
-    .item_name  = av_default_item_name,
-    .option     = options,
-    .version    = LIBAVUTIL_VERSION_INT,
-};
-
-const FFCodec ff_libopenjpeg_decoder = {
-    .p.name         = "libopenjpeg",
-    CODEC_LONG_NAME("OpenJPEG JPEG 2000"),
-    .p.type         = AVMEDIA_TYPE_VIDEO,
-    .p.id           = AV_CODEC_ID_JPEG2000,
-    .p.capabilities = AV_CODEC_CAP_DR1 | AV_CODEC_CAP_FRAME_THREADS,
-    .p.max_lowres   = 31,
-    .p.priv_class   = &openjpeg_class,
-    .p.wrapper_name = "libopenjpeg",
-    .caps_internal  = FF_CODEC_CAP_NOT_INIT_THREADSAFE,
-    .priv_data_size = sizeof(LibOpenJPEGContext),
-    .init           = libopenjpeg_decode_init,
-    FF_CODEC_DECODE_CB(libopenjpeg_decode_frame),
-};
