| /* |
| * JPEG 2000 encoding support via OpenJPEG |
| * Copyright (c) 2011 Michael Bradshaw <mjbshaw gmail com> |
| * |
| * 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 encoder using libopenjpeg |
| */ |
| |
| #define OPJ_STATIC |
| |
| #include "libavutil/avassert.h" |
| #include "libavutil/common.h" |
| #include "libavutil/imgutils.h" |
| #include "libavutil/intreadwrite.h" |
| #include "libavutil/opt.h" |
| #include "avcodec.h" |
| #include "internal.h" |
| |
| #if HAVE_OPENJPEG_2_1_OPENJPEG_H |
| # include <openjpeg-2.1/openjpeg.h> |
| #elif HAVE_OPENJPEG_2_0_OPENJPEG_H |
| # include <openjpeg-2.0/openjpeg.h> |
| #elif HAVE_OPENJPEG_1_5_OPENJPEG_H |
| # include <openjpeg-1.5/openjpeg.h> |
| #else |
| # include <openjpeg.h> |
| #endif |
| |
| #if HAVE_OPENJPEG_2_1_OPENJPEG_H || HAVE_OPENJPEG_2_0_OPENJPEG_H |
| # define OPENJPEG_MAJOR_VERSION 2 |
| # define OPJ(x) OPJ_##x |
| #else |
| # define OPENJPEG_MAJOR_VERSION 1 |
| # define OPJ(x) x |
| #endif |
| |
| typedef struct LibOpenJPEGContext { |
| AVClass *avclass; |
| opj_image_t *image; |
| opj_cparameters_t enc_params; |
| #if OPENJPEG_MAJOR_VERSION == 1 |
| opj_event_mgr_t event_mgr; |
| #endif // OPENJPEG_MAJOR_VERSION == 1 |
| int format; |
| int profile; |
| int prog_order; |
| int cinema_mode; |
| int numresolution; |
| int numlayers; |
| int disto_alloc; |
| int fixed_alloc; |
| int fixed_quality; |
| } LibOpenJPEGContext; |
| |
| static void error_callback(const char *msg, void *data) |
| { |
| av_log(data, AV_LOG_ERROR, "%s\n", msg); |
| } |
| |
| static void warning_callback(const char *msg, void *data) |
| { |
| av_log(data, AV_LOG_WARNING, "%s\n", msg); |
| } |
| |
| static void info_callback(const char *msg, void *data) |
| { |
| av_log(data, AV_LOG_DEBUG, "%s\n", msg); |
| } |
| |
| #if OPENJPEG_MAJOR_VERSION == 2 |
| typedef struct PacketWriter { |
| int pos; |
| AVPacket *packet; |
| } PacketWriter; |
| |
| static OPJ_SIZE_T stream_write(void *out_buffer, OPJ_SIZE_T nb_bytes, void *user_data) |
| { |
| PacketWriter *writer = user_data; |
| AVPacket *packet = writer->packet; |
| int remaining = packet->size - writer->pos; |
| if (nb_bytes > remaining) { |
| OPJ_SIZE_T needed = nb_bytes - remaining; |
| int max_growth = INT_MAX - AV_INPUT_BUFFER_PADDING_SIZE - packet->size; |
| if (needed > max_growth) { |
| return (OPJ_SIZE_T)-1; |
| } |
| if (av_grow_packet(packet, (int)needed)) { |
| return (OPJ_SIZE_T)-1; |
| } |
| } |
| memcpy(packet->data + writer->pos, out_buffer, nb_bytes); |
| writer->pos += (int)nb_bytes; |
| return nb_bytes; |
| } |
| |
| static OPJ_OFF_T stream_skip(OPJ_OFF_T nb_bytes, void *user_data) |
| { |
| PacketWriter *writer = user_data; |
| AVPacket *packet = writer->packet; |
| if (nb_bytes < 0) { |
| if (writer->pos == 0) { |
| return (OPJ_SIZE_T)-1; |
| } |
| if (nb_bytes + writer->pos < 0) { |
| nb_bytes = -writer->pos; |
| } |
| } else { |
| int remaining = packet->size - writer->pos; |
| if (nb_bytes > remaining) { |
| OPJ_SIZE_T needed = nb_bytes - remaining; |
| int max_growth = INT_MAX - AV_INPUT_BUFFER_PADDING_SIZE - packet->size; |
| if (needed > max_growth) { |
| return (OPJ_SIZE_T)-1; |
| } |
| if (av_grow_packet(packet, (int)needed)) { |
| return (OPJ_SIZE_T)-1; |
| } |
| } |
| } |
| writer->pos += (int)nb_bytes; |
| return nb_bytes; |
| } |
| |
| static OPJ_BOOL stream_seek(OPJ_OFF_T nb_bytes, void *user_data) |
| { |
| PacketWriter *writer = user_data; |
| AVPacket *packet = writer->packet; |
| if (nb_bytes < 0) { |
| return OPJ_FALSE; |
| } |
| if (nb_bytes > packet->size) { |
| if (nb_bytes > INT_MAX - AV_INPUT_BUFFER_PADDING_SIZE || |
| av_grow_packet(packet, (int)nb_bytes - packet->size)) { |
| return OPJ_FALSE; |
| } |
| } |
| writer->pos = (int)nb_bytes; |
| return OPJ_TRUE; |
| } |
| #endif // OPENJPEG_MAJOR_VERSION == 2 |
| |
| static void cinema_parameters(opj_cparameters_t *p) |
| { |
| p->tile_size_on = 0; |
| p->cp_tdx = 1; |
| p->cp_tdy = 1; |
| |
| /* Tile part */ |
| p->tp_flag = 'C'; |
| p->tp_on = 1; |
| |
| /* Tile and Image shall be at (0, 0) */ |
| p->cp_tx0 = 0; |
| p->cp_ty0 = 0; |
| p->image_offset_x0 = 0; |
| p->image_offset_y0 = 0; |
| |
| /* Codeblock size= 32 * 32 */ |
| p->cblockw_init = 32; |
| p->cblockh_init = 32; |
| p->csty |= 0x01; |
| |
| /* The progression order shall be CPRL */ |
| p->prog_order = OPJ(CPRL); |
| |
| /* No ROI */ |
| p->roi_compno = -1; |
| |
| /* No subsampling */ |
| p->subsampling_dx = 1; |
| p->subsampling_dy = 1; |
| |
| /* 9-7 transform */ |
| p->irreversible = 1; |
| |
| p->tcp_mct = 1; |
| } |
| |
| static opj_image_t *mj2_create_image(AVCodecContext *avctx, opj_cparameters_t *parameters) |
| { |
| const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(avctx->pix_fmt); |
| opj_image_cmptparm_t cmptparm[4] = {{0}}; |
| opj_image_t *img; |
| int i; |
| int sub_dx[4]; |
| int sub_dy[4]; |
| int numcomps; |
| OPJ_COLOR_SPACE color_space = OPJ(CLRSPC_UNKNOWN); |
| |
| sub_dx[0] = sub_dx[3] = 1; |
| sub_dy[0] = sub_dy[3] = 1; |
| sub_dx[1] = sub_dx[2] = 1 << desc->log2_chroma_w; |
| sub_dy[1] = sub_dy[2] = 1 << desc->log2_chroma_h; |
| |
| numcomps = desc->nb_components; |
| |
| switch (avctx->pix_fmt) { |
| case AV_PIX_FMT_GRAY8: |
| case AV_PIX_FMT_YA8: |
| case AV_PIX_FMT_GRAY16: |
| case AV_PIX_FMT_YA16: |
| color_space = OPJ(CLRSPC_GRAY); |
| break; |
| case AV_PIX_FMT_RGB24: |
| case AV_PIX_FMT_RGBA: |
| case AV_PIX_FMT_RGB48: |
| case AV_PIX_FMT_RGBA64: |
| case AV_PIX_FMT_GBR24P: |
| case AV_PIX_FMT_GBRP9: |
| case AV_PIX_FMT_GBRP10: |
| case AV_PIX_FMT_GBRP12: |
| case AV_PIX_FMT_GBRP14: |
| case AV_PIX_FMT_GBRP16: |
| case AV_PIX_FMT_XYZ12: |
| color_space = OPJ(CLRSPC_SRGB); |
| break; |
| case AV_PIX_FMT_YUV410P: |
| case AV_PIX_FMT_YUV411P: |
| case AV_PIX_FMT_YUV420P: |
| case AV_PIX_FMT_YUV422P: |
| case AV_PIX_FMT_YUV440P: |
| case AV_PIX_FMT_YUV444P: |
| case AV_PIX_FMT_YUVA420P: |
| case AV_PIX_FMT_YUVA422P: |
| case AV_PIX_FMT_YUVA444P: |
| case AV_PIX_FMT_YUV420P9: |
| case AV_PIX_FMT_YUV422P9: |
| case AV_PIX_FMT_YUV444P9: |
| case AV_PIX_FMT_YUVA420P9: |
| case AV_PIX_FMT_YUVA422P9: |
| case AV_PIX_FMT_YUVA444P9: |
| case AV_PIX_FMT_YUV420P10: |
| case AV_PIX_FMT_YUV422P10: |
| case AV_PIX_FMT_YUV444P10: |
| case AV_PIX_FMT_YUVA420P10: |
| case AV_PIX_FMT_YUVA422P10: |
| case AV_PIX_FMT_YUVA444P10: |
| case AV_PIX_FMT_YUV420P12: |
| case AV_PIX_FMT_YUV422P12: |
| case AV_PIX_FMT_YUV444P12: |
| case AV_PIX_FMT_YUV420P14: |
| case AV_PIX_FMT_YUV422P14: |
| case AV_PIX_FMT_YUV444P14: |
| case AV_PIX_FMT_YUV420P16: |
| case AV_PIX_FMT_YUV422P16: |
| case AV_PIX_FMT_YUV444P16: |
| case AV_PIX_FMT_YUVA420P16: |
| case AV_PIX_FMT_YUVA422P16: |
| case AV_PIX_FMT_YUVA444P16: |
| color_space = OPJ(CLRSPC_SYCC); |
| break; |
| default: |
| av_log(avctx, AV_LOG_ERROR, |
| "The requested pixel format '%s' is not supported\n", |
| av_get_pix_fmt_name(avctx->pix_fmt)); |
| return NULL; |
| } |
| |
| for (i = 0; i < numcomps; i++) { |
| cmptparm[i].prec = desc->comp[i].depth; |
| cmptparm[i].bpp = desc->comp[i].depth; |
| cmptparm[i].sgnd = 0; |
| cmptparm[i].dx = sub_dx[i]; |
| cmptparm[i].dy = sub_dy[i]; |
| cmptparm[i].w = (avctx->width + sub_dx[i] - 1) / sub_dx[i]; |
| cmptparm[i].h = (avctx->height + sub_dy[i] - 1) / sub_dy[i]; |
| } |
| |
| img = opj_image_create(numcomps, cmptparm, color_space); |
| |
| if (!img) |
| return NULL; |
| |
| // x0, y0 is the top left corner of the image |
| // x1, y1 is the width, height of the reference grid |
| img->x0 = 0; |
| img->y0 = 0; |
| img->x1 = (avctx->width - 1) * parameters->subsampling_dx + 1; |
| img->y1 = (avctx->height - 1) * parameters->subsampling_dy + 1; |
| |
| return img; |
| } |
| |
| static av_cold int libopenjpeg_encode_init(AVCodecContext *avctx) |
| { |
| LibOpenJPEGContext *ctx = avctx->priv_data; |
| int err = 0; |
| |
| opj_set_default_encoder_parameters(&ctx->enc_params); |
| |
| #if HAVE_OPENJPEG_2_1_OPENJPEG_H |
| switch (ctx->cinema_mode) { |
| case OPJ_CINEMA2K_24: |
| ctx->enc_params.rsiz = OPJ_PROFILE_CINEMA_2K; |
| ctx->enc_params.max_cs_size = OPJ_CINEMA_24_CS; |
| ctx->enc_params.max_comp_size = OPJ_CINEMA_24_COMP; |
| break; |
| case OPJ_CINEMA2K_48: |
| ctx->enc_params.rsiz = OPJ_PROFILE_CINEMA_2K; |
| ctx->enc_params.max_cs_size = OPJ_CINEMA_48_CS; |
| ctx->enc_params.max_comp_size = OPJ_CINEMA_48_COMP; |
| break; |
| case OPJ_CINEMA4K_24: |
| ctx->enc_params.rsiz = OPJ_PROFILE_CINEMA_4K; |
| ctx->enc_params.max_cs_size = OPJ_CINEMA_24_CS; |
| ctx->enc_params.max_comp_size = OPJ_CINEMA_24_COMP; |
| break; |
| } |
| |
| switch (ctx->profile) { |
| case OPJ_CINEMA2K: |
| if (ctx->enc_params.rsiz == OPJ_PROFILE_CINEMA_4K) { |
| err = AVERROR(EINVAL); |
| break; |
| } |
| ctx->enc_params.rsiz = OPJ_PROFILE_CINEMA_2K; |
| break; |
| case OPJ_CINEMA4K: |
| if (ctx->enc_params.rsiz == OPJ_PROFILE_CINEMA_2K) { |
| err = AVERROR(EINVAL); |
| break; |
| } |
| ctx->enc_params.rsiz = OPJ_PROFILE_CINEMA_4K; |
| break; |
| } |
| |
| if (err) { |
| av_log(avctx, AV_LOG_ERROR, |
| "Invalid parameter pairing: cinema_mode and profile conflict.\n"); |
| goto fail; |
| } |
| #else |
| ctx->enc_params.cp_rsiz = ctx->profile; |
| ctx->enc_params.cp_cinema = ctx->cinema_mode; |
| #endif |
| |
| ctx->enc_params.mode = !!avctx->global_quality; |
| ctx->enc_params.prog_order = ctx->prog_order; |
| ctx->enc_params.numresolution = ctx->numresolution; |
| ctx->enc_params.cp_disto_alloc = ctx->disto_alloc; |
| ctx->enc_params.cp_fixed_alloc = ctx->fixed_alloc; |
| ctx->enc_params.cp_fixed_quality = ctx->fixed_quality; |
| ctx->enc_params.tcp_numlayers = ctx->numlayers; |
| ctx->enc_params.tcp_rates[0] = FFMAX(avctx->compression_level, 0) * 2; |
| |
| if (ctx->cinema_mode > 0) { |
| cinema_parameters(&ctx->enc_params); |
| } |
| |
| ctx->image = mj2_create_image(avctx, &ctx->enc_params); |
| if (!ctx->image) { |
| av_log(avctx, AV_LOG_ERROR, "Error creating the mj2 image\n"); |
| err = AVERROR(EINVAL); |
| goto fail; |
| } |
| |
| return 0; |
| |
| fail: |
| opj_image_destroy(ctx->image); |
| ctx->image = NULL; |
| return err; |
| } |
| |
| static int libopenjpeg_copy_packed8(AVCodecContext *avctx, const AVFrame *frame, opj_image_t *image) |
| { |
| int compno; |
| int x; |
| int y; |
| int *image_line; |
| int frame_index; |
| const int numcomps = image->numcomps; |
| |
| for (compno = 0; compno < numcomps; ++compno) { |
| if (image->comps[compno].w > frame->linesize[0] / numcomps) { |
| av_log(avctx, AV_LOG_ERROR, "Error: frame's linesize is too small for the image\n"); |
| return 0; |
| } |
| } |
| |
| for (compno = 0; compno < numcomps; ++compno) { |
| for (y = 0; y < avctx->height; ++y) { |
| image_line = image->comps[compno].data + y * image->comps[compno].w; |
| frame_index = y * frame->linesize[0] + compno; |
| for (x = 0; x < avctx->width; ++x) { |
| image_line[x] = frame->data[0][frame_index]; |
| frame_index += numcomps; |
| } |
| for (; x < image->comps[compno].w; ++x) { |
| image_line[x] = image_line[x - 1]; |
| } |
| } |
| for (; y < image->comps[compno].h; ++y) { |
| image_line = image->comps[compno].data + y * image->comps[compno].w; |
| for (x = 0; x < image->comps[compno].w; ++x) { |
| image_line[x] = image_line[x - image->comps[compno].w]; |
| } |
| } |
| } |
| |
| return 1; |
| } |
| |
| // for XYZ 12 bit |
| static int libopenjpeg_copy_packed12(AVCodecContext *avctx, const AVFrame *frame, opj_image_t *image) |
| { |
| int compno; |
| int x, y; |
| int *image_line; |
| int frame_index; |
| const int numcomps = image->numcomps; |
| uint16_t *frame_ptr = (uint16_t *)frame->data[0]; |
| |
| for (compno = 0; compno < numcomps; ++compno) { |
| if (image->comps[compno].w > frame->linesize[0] / numcomps) { |
| av_log(avctx, AV_LOG_ERROR, "Error: frame's linesize is too small for the image\n"); |
| return 0; |
| } |
| } |
| |
| for (compno = 0; compno < numcomps; ++compno) { |
| for (y = 0; y < avctx->height; ++y) { |
| image_line = image->comps[compno].data + y * image->comps[compno].w; |
| frame_index = y * (frame->linesize[0] / 2) + compno; |
| for (x = 0; x < avctx->width; ++x) { |
| image_line[x] = frame_ptr[frame_index] >> 4; |
| frame_index += numcomps; |
| } |
| for (; x < image->comps[compno].w; ++x) { |
| image_line[x] = image_line[x - 1]; |
| } |
| } |
| for (; y < image->comps[compno].h; ++y) { |
| image_line = image->comps[compno].data + y * image->comps[compno].w; |
| for (x = 0; x < image->comps[compno].w; ++x) { |
| image_line[x] = image_line[x - image->comps[compno].w]; |
| } |
| } |
| } |
| |
| return 1; |
| } |
| |
| static int libopenjpeg_copy_packed16(AVCodecContext *avctx, const AVFrame *frame, opj_image_t *image) |
| { |
| int compno; |
| int x; |
| int y; |
| int *image_line; |
| int frame_index; |
| const int numcomps = image->numcomps; |
| uint16_t *frame_ptr = (uint16_t*)frame->data[0]; |
| |
| for (compno = 0; compno < numcomps; ++compno) { |
| if (image->comps[compno].w > frame->linesize[0] / numcomps) { |
| av_log(avctx, AV_LOG_ERROR, "Error: frame's linesize is too small for the image\n"); |
| return 0; |
| } |
| } |
| |
| for (compno = 0; compno < numcomps; ++compno) { |
| for (y = 0; y < avctx->height; ++y) { |
| image_line = image->comps[compno].data + y * image->comps[compno].w; |
| frame_index = y * (frame->linesize[0] / 2) + compno; |
| for (x = 0; x < avctx->width; ++x) { |
| image_line[x] = frame_ptr[frame_index]; |
| frame_index += numcomps; |
| } |
| for (; x < image->comps[compno].w; ++x) { |
| image_line[x] = image_line[x - 1]; |
| } |
| } |
| for (; y < image->comps[compno].h; ++y) { |
| image_line = image->comps[compno].data + y * image->comps[compno].w; |
| for (x = 0; x < image->comps[compno].w; ++x) { |
| image_line[x] = image_line[x - image->comps[compno].w]; |
| } |
| } |
| } |
| |
| return 1; |
| } |
| |
| static int libopenjpeg_copy_unpacked8(AVCodecContext *avctx, const AVFrame *frame, opj_image_t *image) |
| { |
| int compno; |
| int x; |
| int y; |
| int width; |
| int height; |
| int *image_line; |
| int frame_index; |
| const int numcomps = image->numcomps; |
| |
| for (compno = 0; compno < numcomps; ++compno) { |
| if (image->comps[compno].w > frame->linesize[compno]) { |
| av_log(avctx, AV_LOG_ERROR, "Error: frame's linesize is too small for the image\n"); |
| return 0; |
| } |
| } |
| |
| for (compno = 0; compno < numcomps; ++compno) { |
| width = avctx->width / image->comps[compno].dx; |
| height = avctx->height / image->comps[compno].dy; |
| for (y = 0; y < height; ++y) { |
| image_line = image->comps[compno].data + y * image->comps[compno].w; |
| frame_index = y * frame->linesize[compno]; |
| for (x = 0; x < width; ++x) |
| image_line[x] = frame->data[compno][frame_index++]; |
| for (; x < image->comps[compno].w; ++x) { |
| image_line[x] = image_line[x - 1]; |
| } |
| } |
| for (; y < image->comps[compno].h; ++y) { |
| image_line = image->comps[compno].data + y * image->comps[compno].w; |
| for (x = 0; x < image->comps[compno].w; ++x) { |
| image_line[x] = image_line[x - image->comps[compno].w]; |
| } |
| } |
| } |
| |
| return 1; |
| } |
| |
| static int libopenjpeg_copy_unpacked16(AVCodecContext *avctx, const AVFrame *frame, opj_image_t *image) |
| { |
| int compno; |
| int x; |
| int y; |
| int width; |
| int height; |
| int *image_line; |
| int frame_index; |
| const int numcomps = image->numcomps; |
| uint16_t *frame_ptr; |
| |
| for (compno = 0; compno < numcomps; ++compno) { |
| if (image->comps[compno].w > frame->linesize[compno]) { |
| av_log(avctx, AV_LOG_ERROR, "Error: frame's linesize is too small for the image\n"); |
| return 0; |
| } |
| } |
| |
| for (compno = 0; compno < numcomps; ++compno) { |
| width = avctx->width / image->comps[compno].dx; |
| height = avctx->height / image->comps[compno].dy; |
| frame_ptr = (uint16_t *)frame->data[compno]; |
| for (y = 0; y < height; ++y) { |
| image_line = image->comps[compno].data + y * image->comps[compno].w; |
| frame_index = y * (frame->linesize[compno] / 2); |
| for (x = 0; x < width; ++x) |
| image_line[x] = frame_ptr[frame_index++]; |
| for (; x < image->comps[compno].w; ++x) { |
| image_line[x] = image_line[x - 1]; |
| } |
| } |
| for (; y < image->comps[compno].h; ++y) { |
| image_line = image->comps[compno].data + y * image->comps[compno].w; |
| for (x = 0; x < image->comps[compno].w; ++x) { |
| image_line[x] = image_line[x - image->comps[compno].w]; |
| } |
| } |
| } |
| |
| return 1; |
| } |
| |
| static int libopenjpeg_encode_frame(AVCodecContext *avctx, AVPacket *pkt, |
| const AVFrame *frame, int *got_packet) |
| { |
| LibOpenJPEGContext *ctx = avctx->priv_data; |
| opj_image_t *image = ctx->image; |
| #if OPENJPEG_MAJOR_VERSION == 1 |
| opj_cinfo_t *compress = NULL; |
| opj_cio_t *stream = NULL; |
| int len; |
| #else // OPENJPEG_MAJOR_VERSION == 2 |
| opj_codec_t *compress = NULL; |
| opj_stream_t *stream = NULL; |
| #endif // OPENJPEG_MAJOR_VERSION == 1 |
| int cpyresult = 0; |
| int ret; |
| AVFrame *gbrframe; |
| |
| switch (avctx->pix_fmt) { |
| case AV_PIX_FMT_RGB24: |
| case AV_PIX_FMT_RGBA: |
| case AV_PIX_FMT_YA8: |
| cpyresult = libopenjpeg_copy_packed8(avctx, frame, image); |
| break; |
| case AV_PIX_FMT_XYZ12: |
| cpyresult = libopenjpeg_copy_packed12(avctx, frame, image); |
| break; |
| case AV_PIX_FMT_RGB48: |
| case AV_PIX_FMT_RGBA64: |
| case AV_PIX_FMT_YA16: |
| cpyresult = libopenjpeg_copy_packed16(avctx, frame, image); |
| break; |
| case AV_PIX_FMT_GBR24P: |
| case AV_PIX_FMT_GBRP9: |
| case AV_PIX_FMT_GBRP10: |
| case AV_PIX_FMT_GBRP12: |
| case AV_PIX_FMT_GBRP14: |
| case AV_PIX_FMT_GBRP16: |
| gbrframe = av_frame_clone(frame); |
| if (!gbrframe) |
| return AVERROR(ENOMEM); |
| gbrframe->data[0] = frame->data[2]; // swap to be rgb |
| gbrframe->data[1] = frame->data[0]; |
| gbrframe->data[2] = frame->data[1]; |
| gbrframe->linesize[0] = frame->linesize[2]; |
| gbrframe->linesize[1] = frame->linesize[0]; |
| gbrframe->linesize[2] = frame->linesize[1]; |
| if (avctx->pix_fmt == AV_PIX_FMT_GBR24P) { |
| cpyresult = libopenjpeg_copy_unpacked8(avctx, gbrframe, image); |
| } else { |
| cpyresult = libopenjpeg_copy_unpacked16(avctx, gbrframe, image); |
| } |
| av_frame_free(&gbrframe); |
| break; |
| case AV_PIX_FMT_GRAY8: |
| case AV_PIX_FMT_YUV410P: |
| case AV_PIX_FMT_YUV411P: |
| case AV_PIX_FMT_YUV420P: |
| case AV_PIX_FMT_YUV422P: |
| case AV_PIX_FMT_YUV440P: |
| case AV_PIX_FMT_YUV444P: |
| case AV_PIX_FMT_YUVA420P: |
| case AV_PIX_FMT_YUVA422P: |
| case AV_PIX_FMT_YUVA444P: |
| cpyresult = libopenjpeg_copy_unpacked8(avctx, frame, image); |
| break; |
| case AV_PIX_FMT_GRAY16: |
| case AV_PIX_FMT_YUV420P9: |
| case AV_PIX_FMT_YUV422P9: |
| case AV_PIX_FMT_YUV444P9: |
| case AV_PIX_FMT_YUVA420P9: |
| case AV_PIX_FMT_YUVA422P9: |
| case AV_PIX_FMT_YUVA444P9: |
| case AV_PIX_FMT_YUV444P10: |
| case AV_PIX_FMT_YUV422P10: |
| case AV_PIX_FMT_YUV420P10: |
| case AV_PIX_FMT_YUVA444P10: |
| case AV_PIX_FMT_YUVA422P10: |
| case AV_PIX_FMT_YUVA420P10: |
| case AV_PIX_FMT_YUV420P12: |
| case AV_PIX_FMT_YUV422P12: |
| case AV_PIX_FMT_YUV444P12: |
| case AV_PIX_FMT_YUV420P14: |
| case AV_PIX_FMT_YUV422P14: |
| case AV_PIX_FMT_YUV444P14: |
| case AV_PIX_FMT_YUV444P16: |
| case AV_PIX_FMT_YUV422P16: |
| case AV_PIX_FMT_YUV420P16: |
| case AV_PIX_FMT_YUVA444P16: |
| case AV_PIX_FMT_YUVA422P16: |
| case AV_PIX_FMT_YUVA420P16: |
| cpyresult = libopenjpeg_copy_unpacked16(avctx, frame, image); |
| break; |
| default: |
| av_log(avctx, AV_LOG_ERROR, |
| "The frame's pixel format '%s' is not supported\n", |
| av_get_pix_fmt_name(avctx->pix_fmt)); |
| return AVERROR(EINVAL); |
| break; |
| } |
| |
| if (!cpyresult) { |
| av_log(avctx, AV_LOG_ERROR, |
| "Could not copy the frame data to the internal image buffer\n"); |
| return -1; |
| } |
| |
| #if OPENJPEG_MAJOR_VERSION == 2 |
| if ((ret = ff_alloc_packet2(avctx, pkt, 1024, 0)) < 0) { |
| return ret; |
| } |
| #endif // OPENJPEG_MAJOR_VERSION == 2 |
| |
| compress = opj_create_compress(ctx->format); |
| if (!compress) { |
| av_log(avctx, AV_LOG_ERROR, "Error creating the compressor\n"); |
| ret = AVERROR(ENOMEM); |
| goto done; |
| } |
| |
| #if OPENJPEG_MAJOR_VERSION == 1 |
| opj_setup_encoder(compress, &ctx->enc_params, image); |
| stream = opj_cio_open((opj_common_ptr) compress, NULL, 0); |
| #else // OPENJPEG_MAJOR_VERSION == 2 |
| if (!opj_set_error_handler(compress, error_callback, avctx) || |
| !opj_set_warning_handler(compress, warning_callback, avctx) || |
| !opj_set_info_handler(compress, info_callback, avctx)) { |
| av_log(avctx, AV_LOG_ERROR, "Error setting the compressor handlers\n"); |
| ret = AVERROR_EXTERNAL; |
| goto done; |
| } |
| |
| if (!opj_setup_encoder(compress, &ctx->enc_params, image)) { |
| av_log(avctx, AV_LOG_ERROR, "Error setting up the compressor\n"); |
| ret = AVERROR_EXTERNAL; |
| goto done; |
| } |
| stream = opj_stream_default_create(OPJ_STREAM_WRITE); |
| #endif // OPENJPEG_MAJOR_VERSION == 1 |
| |
| if (!stream) { |
| av_log(avctx, AV_LOG_ERROR, "Error creating the cio stream\n"); |
| ret = AVERROR(ENOMEM); |
| goto done; |
| } |
| #if OPENJPEG_MAJOR_VERSION == 1 |
| memset(&ctx->event_mgr, 0, sizeof(ctx->event_mgr)); |
| ctx->event_mgr.info_handler = info_callback; |
| ctx->event_mgr.error_handler = error_callback; |
| ctx->event_mgr.warning_handler = warning_callback; |
| opj_set_event_mgr((opj_common_ptr) compress, &ctx->event_mgr, avctx); |
| if (!opj_encode(compress, stream, image, NULL)) { |
| av_log(avctx, AV_LOG_ERROR, "Error during the opj encode\n"); |
| ret = AVERROR_EXTERNAL; |
| goto done; |
| } |
| |
| len = cio_tell(stream); |
| if ((ret = ff_alloc_packet2(avctx, pkt, len, 0)) < 0) { |
| goto done; |
| } |
| |
| memcpy(pkt->data, stream->buffer, len); |
| #else // OPENJPEG_MAJOR_VERSION == 2 |
| PacketWriter writer = {0, pkt}; |
| opj_stream_set_write_function(stream, stream_write); |
| opj_stream_set_skip_function(stream, stream_skip); |
| opj_stream_set_seek_function(stream, stream_seek); |
| #if HAVE_OPENJPEG_2_1_OPENJPEG_H |
| opj_stream_set_user_data(stream, &writer, NULL); |
| #elif HAVE_OPENJPEG_2_0_OPENJPEG_H |
| opj_stream_set_user_data(stream, &writer); |
| #else |
| #error Missing call to opj_stream_set_user_data |
| #endif |
| |
| if (!opj_start_compress(compress, ctx->image, stream) || |
| !opj_encode(compress, stream) || |
| !opj_end_compress(compress, stream)) { |
| av_log(avctx, AV_LOG_ERROR, "Error during the opj encode\n"); |
| ret = AVERROR_EXTERNAL; |
| goto done; |
| } |
| |
| av_shrink_packet(pkt, writer.pos); |
| #endif // OPENJPEG_MAJOR_VERSION == 1 |
| |
| pkt->flags |= AV_PKT_FLAG_KEY; |
| *got_packet = 1; |
| ret = 0; |
| |
| done: |
| #if OPENJPEG_MAJOR_VERSION == 2 |
| opj_stream_destroy(stream); |
| opj_destroy_codec(compress); |
| #else |
| opj_cio_close(stream); |
| opj_destroy_compress(compress); |
| #endif |
| return ret; |
| } |
| |
| static av_cold int libopenjpeg_encode_close(AVCodecContext *avctx) |
| { |
| LibOpenJPEGContext *ctx = avctx->priv_data; |
| |
| opj_image_destroy(ctx->image); |
| ctx->image = NULL; |
| return 0; |
| } |
| |
| #define OFFSET(x) offsetof(LibOpenJPEGContext, x) |
| #define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM |
| static const AVOption options[] = { |
| { "format", "Codec Format", OFFSET(format), AV_OPT_TYPE_INT, { .i64 = OPJ(CODEC_JP2) }, OPJ(CODEC_J2K), OPJ(CODEC_JP2), VE, "format" }, |
| { "j2k", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = OPJ(CODEC_J2K) }, 0, 0, VE, "format" }, |
| { "jp2", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = OPJ(CODEC_JP2) }, 0, 0, VE, "format" }, |
| { "profile", NULL, OFFSET(profile), AV_OPT_TYPE_INT, { .i64 = OPJ(STD_RSIZ) }, OPJ(STD_RSIZ), OPJ(CINEMA4K), VE, "profile" }, |
| { "jpeg2000", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = OPJ(STD_RSIZ) }, 0, 0, VE, "profile" }, |
| { "cinema2k", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = OPJ(CINEMA2K) }, 0, 0, VE, "profile" }, |
| { "cinema4k", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = OPJ(CINEMA4K) }, 0, 0, VE, "profile" }, |
| { "cinema_mode", "Digital Cinema", OFFSET(cinema_mode), AV_OPT_TYPE_INT, { .i64 = OPJ(OFF) }, OPJ(OFF), OPJ(CINEMA4K_24), VE, "cinema_mode" }, |
| { "off", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = OPJ(OFF) }, 0, 0, VE, "cinema_mode" }, |
| { "2k_24", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = OPJ(CINEMA2K_24) }, 0, 0, VE, "cinema_mode" }, |
| { "2k_48", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = OPJ(CINEMA2K_48) }, 0, 0, VE, "cinema_mode" }, |
| { "4k_24", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = OPJ(CINEMA4K_24) }, 0, 0, VE, "cinema_mode" }, |
| { "prog_order", "Progression Order", OFFSET(prog_order), AV_OPT_TYPE_INT, { .i64 = OPJ(LRCP) }, OPJ(LRCP), OPJ(CPRL), VE, "prog_order" }, |
| { "lrcp", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = OPJ(LRCP) }, 0, 0, VE, "prog_order" }, |
| { "rlcp", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = OPJ(RLCP) }, 0, 0, VE, "prog_order" }, |
| { "rpcl", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = OPJ(RPCL) }, 0, 0, VE, "prog_order" }, |
| { "pcrl", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = OPJ(PCRL) }, 0, 0, VE, "prog_order" }, |
| { "cprl", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = OPJ(CPRL) }, 0, 0, VE, "prog_order" }, |
| { "numresolution", NULL, OFFSET(numresolution), AV_OPT_TYPE_INT, { .i64 = 6 }, 1, INT_MAX, VE }, |
| { "numlayers", NULL, OFFSET(numlayers), AV_OPT_TYPE_INT, { .i64 = 1 }, 1, 10, VE }, |
| { "disto_alloc", NULL, OFFSET(disto_alloc), AV_OPT_TYPE_INT, { .i64 = 1 }, 0, 1, VE }, |
| { "fixed_alloc", NULL, OFFSET(fixed_alloc), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 1, VE }, |
| { "fixed_quality", NULL, OFFSET(fixed_quality), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 1, VE }, |
| { NULL }, |
| }; |
| |
| static const AVClass openjpeg_class = { |
| .class_name = "libopenjpeg", |
| .item_name = av_default_item_name, |
| .option = options, |
| .version = LIBAVUTIL_VERSION_INT, |
| }; |
| |
| AVCodec ff_libopenjpeg_encoder = { |
| .name = "libopenjpeg", |
| .long_name = NULL_IF_CONFIG_SMALL("OpenJPEG JPEG 2000"), |
| .type = AVMEDIA_TYPE_VIDEO, |
| .id = AV_CODEC_ID_JPEG2000, |
| .priv_data_size = sizeof(LibOpenJPEGContext), |
| .init = libopenjpeg_encode_init, |
| .encode2 = libopenjpeg_encode_frame, |
| .close = libopenjpeg_encode_close, |
| .capabilities = AV_CODEC_CAP_FRAME_THREADS | AV_CODEC_CAP_INTRA_ONLY, |
| .pix_fmts = (const enum AVPixelFormat[]) { |
| AV_PIX_FMT_RGB24, AV_PIX_FMT_RGBA, AV_PIX_FMT_RGB48, |
| AV_PIX_FMT_RGBA64, AV_PIX_FMT_GBR24P, |
| AV_PIX_FMT_GBRP9, AV_PIX_FMT_GBRP10, AV_PIX_FMT_GBRP12, AV_PIX_FMT_GBRP14, AV_PIX_FMT_GBRP16, |
| AV_PIX_FMT_GRAY8, AV_PIX_FMT_YA8, AV_PIX_FMT_GRAY16, AV_PIX_FMT_YA16, |
| AV_PIX_FMT_YUV420P, AV_PIX_FMT_YUV422P, AV_PIX_FMT_YUVA420P, |
| AV_PIX_FMT_YUV440P, AV_PIX_FMT_YUV444P, AV_PIX_FMT_YUVA422P, |
| AV_PIX_FMT_YUV411P, AV_PIX_FMT_YUV410P, 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, |
| AV_PIX_FMT_XYZ12, |
| AV_PIX_FMT_NONE |
| }, |
| .priv_class = &openjpeg_class, |
| }; |
