-/* Copyright (c) 2003-2004, Fran�ois-Olivier Devaux
-* Copyright (c) 2003-2004, Communications and remote sensing Laboratory, Universite catholique de Louvain, Belgium
-* All rights reserved.
-*
-* 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 <openjpeg.h>
#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
+#include <malloc.h>
+#include <setjmp.h>
+
#include "mj2.h"
#include "mj2_convert.h"
+#include <openjpeg.h>
-int ceildiv(int a, int b)
-{
- return (a + b - 1) / b;
-}
-
-int main(int argc, char **argv)
-{
- FILE *f=NULL;
- char *src=NULL, *src_name=NULL;
- char *dest=NULL, S1, S2, S3;
- int len;
+//MEMORY LEAK
+#ifdef _DEBUG
+#define _CRTDBG_MAP_ALLOC
+#include <stdlib.h> // Must be included first
+#include <crtdbg.h>
+#endif
+//MEM
+
+jmp_buf j2k_error;
+
+int main(int argc, char *argv[]) {
+
+ unsigned int tnum, snum;
+ mj2_movie_t movie;
+ mj2_tk_t *track;
+ mj2_sample_t *sample;
+ unsigned char* frame_codestream;
+ FILE *file, *outfile;
+ char outfilename[50];
+ j2k_image_t img;
j2k_cp_t cp;
- mj2_movie_t mj2_movie;
-
+ int i;
- if (argc < 3) {
- fprintf(stderr,
- "usage: %s j2k-file image-file -reduce n (<- optional)\n",
- argv[0]);
+ if (argc != 3) {
+ printf("Bad syntax: Usage: MJ2_decoder inputfile.mj2 outputfile.yuv\n");
+ printf("Example: MJ2_decoder foreman.mj2 foreman.yuv\n");
return 1;
}
-
- f = fopen(argv[1], "rb");
- if (!f) {
+
+ file = fopen(argv[1], "rb");
+
+ if (!file) {
fprintf(stderr, "failed to open %s for reading\n", argv[1]);
return 1;
}
- dest = argv[2];
+ // 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);
- cp.reduce_on = 0;
- cp.reduce_value = 0;
+ if (mj2_read_struct(file, &movie)) // Creating the movie structure
+ return 1;
- /* OPTION REDUCE IS ACTIVE */
- if (argc == 5) {
- if (strcmp(argv[3], "-reduce")) {
- fprintf(stderr,
- "usage: options " "-reduce n"
- " where n is the factor of reduction [%s]\n", argv[3]);
- return 1;
- }
- cp.reduce_on = 1;
- sscanf(argv[4], "%d", &cp.reduce_value);
- }
- while (*dest) {
- dest++;
- }
- dest--;
- S3 = *dest;
- dest--;
- S2 = *dest;
- dest--;
- S1 = *dest;
-
- if (!((S1 == 'y' && S2 == 'u' && S3 == 'v')
- || (S1 == 'Y' && S2 == 'U' && S3 == 'V'))) {
- fprintf(stderr,
- "!! Unrecognized format for outfile : %c%c%c [accept only *.yuv] !!\n",
- S1, S2, S3);
- fprintf(stderr,
- "usage: j2k-file image-file -reduce n (<- optional)\n\n");
+ // Decode first video track
+ tnum = 0;
+ while (movie.tk[tnum].track_type != 0)
+ tnum ++;
- return 1;
- }
+ track = &movie.tk[tnum];
- fseek(f, 0, SEEK_END);
- len = ftell(f);
- fseek(f, 0, SEEK_SET);
- src = (char *) malloc(len);
- fread(src, 1, len, f);
- fclose(f);
+ // 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);
- src_name = argv[1];
- while (*src_name) {
- src_name++;
- }
- src_name--;
- S3 = *src_name;
- src_name--;
- S2 = *src_name;
- src_name--;
- S1 = *src_name;
-
- /* MJ2 format */
- if ((S1 == 'm' && S2 == 'j' && S3 == '2')
- || (S1 == 'M' && S2 == 'J' && S3 == '2')) {
- mj2_movie.num_stk = 0;
- mj2_movie.num_htk = 0;
- mj2_movie.num_vtk = 0;
- mj2_movie.mj2file = argv[1];
- if (mj2_decode(src, len, &mj2_movie, &cp, argv[2])) {
- fprintf(stderr, "mj2_to_frames: failed to decode image!\n");
+ for (snum=0; snum < track->num_samples; snum++)
+ {
+ fprintf(stdout,"Frame %d: ",snum+1);
+ sample = &track->sample[snum];
+ frame_codestream = (unsigned char*) malloc (sample->sample_size-8); // Skipping JP2C marker
+ fseek(file,sample->offset+8,SEEK_SET);
+ fread(frame_codestream,sample->sample_size-8,1, file); // Assuming that jp and ftyp markers size do
+
+ if (!j2k_decode(frame_codestream, sample->sample_size-8, &img, &cp)) // Decode J2K to image
return 1;
- }
- mj2_memory_free(&mj2_movie);
- } else {
- fprintf(stderr,
- "mj2_to_frames : Unknown format image *.%c%c%c [only *.mj2]!! \n",
- S1, S2, S3);
- fprintf(stderr,
- "usage: j2k-file image-file -reduce n (<- optional)\n\n");
- return 1;
+ 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, &cp, 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, &cp, outfilename)) // Convert image to YUV
+ 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);
+ }
+ for (i=0; i<img.numcomps; i++)
+ free(img.comps[i].data);
+ j2k_dec_release();
+ free(frame_codestream);
}
- free(src);
+ fclose(file);
+ fprintf(stdout, "%d frame(s) correctly extracted\n", snum);
+ mj2_memory_free(&movie);
+
+
+ //MEMORY LEAK
+ #ifdef _DEBUG
+ _CrtDumpMemoryLeaks();
+ #endif
+ //MEM
return 0;
-}
+}
\ No newline at end of file
projects / openjpeg.git / blobdiff