diff options
Diffstat (limited to 'src/bin/mj2/opj_mj2_decompress.c')
| -rw-r--r-- | src/bin/mj2/opj_mj2_decompress.c | 254 |
1 files changed, 254 insertions, 0 deletions
diff --git a/src/bin/mj2/opj_mj2_decompress.c b/src/bin/mj2/opj_mj2_decompress.c new file mode 100644 index 00000000..1cf05555 --- /dev/null +++ b/src/bin/mj2/opj_mj2_decompress.c @@ -0,0 +1,254 @@ +/* +* Copyright (c) 2003-2004, Francois-Olivier Devaux +* Copyright (c) 2002-2004, Communications and remote sensing Laboratory, Universite catholique de Louvain, Belgium +* All rights reserved. +* +* Redistribution and use in source and binary forms, with or without +* modification, are permitted provided that the following conditions +* are met: +* 1. Redistributions of source code must retain the above copyright +* notice, this list of conditions and the following disclaimer. +* 2. Redistributions in binary form must reproduce the above copyright +* notice, this list of conditions and the following disclaimer in the +* documentation and/or other materials provided with the distribution. +* +* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS' +* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE +* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR +* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF +* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN +* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) +* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +* POSSIBILITY OF SUCH DAMAGE. +*/ + +#include <stdio.h> +#include <stdlib.h> +#include <string.h> + +#include "opj_config.h" +#include "openjpeg.h" +#include "j2k_lib.h" +#include "cio.h" +#include "j2k.h" +#include "jp2.h" +#include "mj2.h" +#include "mj2_convert.h" + +#ifdef HAVE_LIBLCMS2 +#include <lcms2.h> +#endif +#ifdef HAVE_LIBLCMS1 +#include <lcms.h> +#endif +#include "color.h" +/* -------------------------------------------------------------------------- */ + +/** +sample error callback expecting a FILE* client object +*/ +void error_callback(const char *msg, void *client_data) { + FILE *stream = (FILE*)client_data; + fprintf(stream, "[ERROR] %s", msg); +} +/** +sample warning callback expecting a FILE* client object +*/ +void warning_callback(const char *msg, void *client_data) { + FILE *stream = (FILE*)client_data; + fprintf(stream, "[WARNING] %s", msg); +} +/** +sample debug callback expecting a FILE* client object +*/ +void info_callback(const char *msg, void *client_data) { + FILE *stream = (FILE*)client_data; + fprintf(stream, "[INFO] %s", msg); +} + +/* -------------------------------------------------------------------------- */ + + +int main(int argc, char *argv[]) { + mj2_dparameters_t mj2_parameters; /* decompression parameters */ + opj_dinfo_t* dinfo; + opj_event_mgr_t event_mgr; /* event manager */ + opj_cio_t *cio = NULL; + unsigned int tnum, snum; + opj_mj2_t *movie; + mj2_tk_t *track; + mj2_sample_t *sample; + unsigned char* frame_codestream; + FILE *file, *outfile; + char outfilename[50]; + opj_image_t *img = NULL; + unsigned int max_codstrm_size = 0; + double total_time = 0; + unsigned int numframes = 0; + + if (argc != 3) { + printf("Usage: %s inputfile.mj2 outputfile.yuv\n",argv[0]); + return 1; + } + + file = fopen(argv[1], "rb"); + + if (!file) { + fprintf(stderr, "failed to open %s for reading\n", argv[1]); + return 1; + } + + // Checking output file + outfile = fopen(argv[2], "w"); + if (!file) { + fprintf(stderr, "failed to open %s for writing\n", argv[2]); + return 1; + } + fclose(outfile); + + /* + configure the event callbacks (not required) + setting of each callback is optionnal + */ + memset(&event_mgr, 0, sizeof(opj_event_mgr_t)); + event_mgr.error_handler = error_callback; + event_mgr.warning_handler = warning_callback; + event_mgr.info_handler = NULL; + + /* get a MJ2 decompressor handle */ + dinfo = mj2_create_decompress(); + movie = (opj_mj2_t*)dinfo->mj2_handle; + + /* catch events using our callbacks and give a local context */ + opj_set_event_mgr((opj_common_ptr)dinfo, &event_mgr, stderr); + + memset(&mj2_parameters, 0, sizeof(mj2_dparameters_t)); + /* set J2K decoding parameters to default values */ + opj_set_default_decoder_parameters(&mj2_parameters.j2k_parameters); + + /* setup the decoder decoding parameters using user parameters */ + mj2_setup_decoder(movie, &mj2_parameters); + + if (mj2_read_struct(file, movie)) // Creating the movie structure + return 1; + + // Decode first video track + for (tnum=0; tnum < (unsigned int)(movie->num_htk + movie->num_stk + movie->num_vtk); tnum++) { + if (movie->tk[tnum].track_type == 0) + break; + } + + if (movie->tk[tnum].track_type != 0) { + printf("Error. Movie does not contain any video track\n"); + return 1; + } + + track = &movie->tk[tnum]; + + // Output info on first video tracl + fprintf(stdout,"The first video track contains %d frames.\nWidth: %d, Height: %d \n\n", + track->num_samples, track->w, track->h); + + max_codstrm_size = track->sample[0].sample_size-8; + frame_codestream = (unsigned char*) malloc(max_codstrm_size * sizeof(unsigned char)); + + numframes = track->num_samples; + + for (snum=0; snum < numframes; snum++) + { + double init_time = opj_clock(); + double elapsed_time; + + sample = &track->sample[snum]; + if (sample->sample_size-8 > max_codstrm_size) { + max_codstrm_size = sample->sample_size-8; + if ((frame_codestream = (unsigned char*) + realloc(frame_codestream, max_codstrm_size)) == NULL) { + printf("Error reallocation memory\n"); + return 1; + }; + } + fseek(file,sample->offset+8,SEEK_SET); + fread(frame_codestream, sample->sample_size-8, 1, file); // Assuming that jp and ftyp markers size do + + /* open a byte stream */ + cio = opj_cio_open((opj_common_ptr)dinfo, frame_codestream, sample->sample_size-8); + +#if 0 /* MM: FIXME */ + img = opj_decode(dinfo, cio); // Decode J2K to image +#endif + +#ifdef WANT_SYCC_TO_RGB + if(img->color_space == CLRSPC_SYCC) + { + color_sycc_to_rgb(img); + } +#endif + + if(img->icc_profile_buf) + { +#if defined(HAVE_LIBLCMS1) || defined(HAVE_LIBLCMS2) + color_apply_icc_profile(img); +#endif + + free(img->icc_profile_buf); + img->icc_profile_buf = NULL; img->icc_profile_len = 0; + } + + if (((img->numcomps == 3) && (img->comps[0].dx == img->comps[1].dx / 2) + && (img->comps[0].dx == img->comps[2].dx / 2 ) && (img->comps[0].dx == 1)) + || (img->numcomps == 1)) { + + if (!imagetoyuv(img, argv[2])) // Convert image to YUV + return 1; + } + else if ((img->numcomps == 3) && + (img->comps[0].dx == 1) && (img->comps[1].dx == 1)&& + (img->comps[2].dx == 1))// If YUV 4:4:4 input --> to bmp + { + fprintf(stdout,"The frames will be output in a bmp format (output_1.bmp, ...)\n"); + sprintf(outfilename,"output_%d.bmp",snum); + if (imagetobmp(img, outfilename)) // Convert image to BMP + return 1; + + } + else { + fprintf(stdout,"Image component dimensions are unknown. Unable to output image\n"); + fprintf(stdout,"The frames will be output in a j2k file (output_1.j2k, ...)\n"); + + sprintf(outfilename,"output_%d.j2k",snum); + outfile = fopen(outfilename, "wb"); + if (!outfile) { + fprintf(stderr, "failed to open %s for writing\n",outfilename); + return 1; + } + fwrite(frame_codestream,sample->sample_size-8,1,outfile); + fclose(outfile); + } + /* close the byte stream */ + opj_cio_close(cio); + /* free image data structure */ + opj_image_destroy(img); + elapsed_time = opj_clock()-init_time; + fprintf(stderr, "Frame number %d/%d decoded in %.2f mseconds\n", snum + 1, numframes, elapsed_time*1000); + total_time += elapsed_time; + + } + + free(frame_codestream); + fclose(file); + + /* free remaining structures */ + if(dinfo) { + mj2_destroy_decompress((opj_mj2_t*)dinfo->mj2_handle); + } + free(dinfo); + + fprintf(stdout, "%d frame(s) correctly decompressed\n", snum); + fprintf(stdout,"Total decoding time: %.2f seconds (%.1f fps)\n", total_time, (float)numframes/total_time); + + return 0; +} |