openjpeg/applications/mj2/mj2_to_frames.c

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/*
* Copyright (c) 2003-2004, Fran<EFBFBD>ois-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 "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);
}
/* -------------------------------------------------------------------------- */
#define JP2_RFC3745_MAGIC "\x00\x00\x00\x0c\x6a\x50\x20\x20\x0d\x0a\x87\x0a"
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, failed;
opj_mj2_t *movie;
mj2_tk_t *track;
mj2_sample_t *sample;
unsigned char* frame_codestream;
FILE *infile, *outfile;
opj_image_t *img = NULL;
unsigned int max_codstrm_size = 0;
double total_time = 0;
unsigned int numframes = 0;
if (argc != 3) {
printf("\nUsage: %s inputfile.mj2 outputfile.yuv\n\n",argv[0]);
return 1;
}
infile = fopen(argv[1], "rb");
if (!infile) {
fprintf(stderr, "failed to open %s for reading\n", argv[1]);
return 1;
}
{
unsigned char buf[28];
size_t n;
memset(buf, 0, 28);
n = fread(buf, 1, 24, infile);
if(memcmp(buf, JP2_RFC3745_MAGIC, 12) == 0
&& memcmp(buf+20, "\x6d\x6a\x70\x32", 4) == 0)
{
rewind(infile);
}
else
{
fclose(infile);
fprintf(stderr,"%s:%d: %s\n\tThis file is not an MJ2 file."
"Quitting\n",__FILE__,__LINE__,argv[0]);
return 1;
}
}
/* Checking output file: */
outfile = fopen(argv[2], "w");
if (!outfile) {
fprintf(stderr, "failed to open %s for writing\n", argv[2]);
fclose(infile);
return 1;
}
fclose(outfile); remove(argv[2]);
frame_codestream = NULL;
failed = 1;
/*
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();
if(dinfo == NULL) goto fin;
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);
/* Create the movie structure: */
if (mj2_read_struct(infile, movie))
goto fin;
/* 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");
goto fin;
}
track = &movie->tk[tnum];
if(track->jp2_struct.enumcs != ENUMCS_SYCC)
{
fprintf(stderr,"%s:%d: %s\n"
"\tERROR: this MJ2 file does not contain YUV frames.\n"
"\tPlease try extract_j2k_from_mj2 for this file.\n",
__FILE__,__LINE__,argv[0]);
goto fin;
}
/* Output info on first video track: */
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));
if(frame_codestream == NULL) goto fin;
numframes = track->num_samples;
for (snum=0; snum < numframes; snum++)
{
double init_time = opj_clock();
double elapsed_time;
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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");
goto fin;
};
}
fseek(infile,sample->offset+8,SEEK_SET);
/* Assuming that jp and ftyp markers size do: */
fread(frame_codestream, sample->sample_size-8, 1, infile);
/* open a byte stream */
cio = opj_cio_open((opj_common_ptr)dinfo, frame_codestream, sample->sample_size-8);
if(cio == NULL) goto fin;
img = opj_decode(dinfo, cio);
if(img == NULL) goto fin;
/* Convert frame to YUV: */
if (!imagetoyuv(img, argv[2]))
goto fin;
opj_cio_close(cio);
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;
}/* for (snum */
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);
failed = 0;
fin:
fclose(infile);
if(frame_codestream) free(frame_codestream);
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/* free remaining structures */
if(dinfo)
{
mj2_destroy_decompress(movie);
free(dinfo);
}
return failed;
}/* main() */