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[trunk] WIP: clean j2k_dump and enhance j2k_dump with commit 1052

This commit is contained in:
Mickael Savinaud 2011-11-17 14:23:19 +00:00
parent 8026d0b2e7
commit 380a357b08
2 changed files with 60 additions and 52 deletions
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1
CHANGES
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@ -6,6 +6,7 @@ What's New for OpenJPEG
+ : added
November 17, 2011
+ [mickael] WIP: clean j2k_dump and enhance j2k_dump with commit 1052.
+ [mickael] WIP: add a set decoded resolution factor function and update j2k_to_image help about decoded region.
November 9, 2011

111
applications/codec/j2k_dump.c
View File

@ -76,8 +76,9 @@ typedef struct img_folder{
/* Declarations */
int get_num_images(char *imgdirpath);
int load_images(dircnt_t *dirptr, char *imgdirpath);
int get_file_format(char *filename);
int get_file_format(const char *filename);
char get_next_file(int imageno,dircnt_t *dirptr,img_fol_t *img_fol, opj_dparameters_t *parameters);
static int infile_format(const char *fname);
int parse_cmdline_decoder(int argc, char **argv, opj_dparameters_t *parameters,img_fol_t *img_fol);
int parse_DA_values( char* inArg, unsigned int *DA_x0, unsigned int *DA_y0, unsigned int *DA_x1, unsigned int *DA_y1);
@ -106,10 +107,6 @@ void decode_help_display(void) {
fprintf(stdout," OPTIONAL\n");
fprintf(stdout," Output file where file info will be dump.\n");
fprintf(stdout," By default it will be in the stdout.\n");
fprintf(stdout," -d <x0,x1,y0,y1>\n"); /* FIXME WIP_MSD */
fprintf(stdout," OPTIONAL\n");
fprintf(stdout," Decoding area\n");
fprintf(stdout," By default all tiles header are read.\n");
fprintf(stdout," -v "); /* FIXME WIP_MSD */
fprintf(stdout," OPTIONAL\n");
fprintf(stdout," Activate or not the verbose mode (display info and warning message)\n");
@ -166,7 +163,7 @@ int load_images(dircnt_t *dirptr, char *imgdirpath){
}
/* -------------------------------------------------------------------------- */
int get_file_format(char *filename) {
int get_file_format(const char *filename) {
unsigned int i;
static const char *extension[] = {"pgx", "pnm", "pgm", "ppm", "bmp","tif", "raw", "tga", "png", "j2k", "jp2", "jpt", "j2c", "jpc" };
static const int format[] = { PGX_DFMT, PXM_DFMT, PXM_DFMT, PXM_DFMT, BMP_DFMT, TIF_DFMT, RAW_DFMT, TGA_DFMT, PNG_DFMT, J2K_CFMT, JP2_CFMT, JPT_CFMT, J2K_CFMT, J2K_CFMT };
@ -211,6 +208,60 @@ char get_next_file(int imageno,dircnt_t *dirptr,img_fol_t *img_fol, opj_dparamet
return 0;
}
/* -------------------------------------------------------------------------- */
#define JP2_RFC3745_MAGIC "\x00\x00\x00\x0c\x6a\x50\x20\x20\x0d\x0a\x87\x0a"
#define JP2_MAGIC "\x0d\x0a\x87\x0a"
/* position 45: "\xff\x52" */
#define J2K_CODESTREAM_MAGIC "\xff\x4f\xff\x51"
static int infile_format(const char *fname)
{
FILE *reader;
const char *s, *magic_s;
int ext_format, magic_format;
unsigned char buf[12];
reader = fopen(fname, "rb");
if (reader == NULL)
return -1;
memset(buf, 0, 12);
unsigned int l_nb_read = fread(buf, 1, 12, reader);
fclose(reader);
if (l_nb_read != 12)
return -1;
ext_format = get_file_format(fname);
if (ext_format == JPT_CFMT)
return JPT_CFMT;
if (memcmp(buf, JP2_RFC3745_MAGIC, 12) == 0 || memcmp(buf, JP2_MAGIC, 4) == 0) {
magic_format = JP2_CFMT;
magic_s = ".jp2";
}
else if (memcmp(buf, J2K_CODESTREAM_MAGIC, 4) == 0) {
magic_format = J2K_CFMT;
magic_s = ".j2k or .jpc or .j2c";
}
else
return -1;
if (magic_format == ext_format)
return ext_format;
s = fname + strlen(fname) - 4;
fputs("\n===========================================\n", stderr);
fprintf(stderr, "The extension of this file is incorrect.\n"
"FOUND %s. SHOULD BE %s\n", s, magic_s);
fputs("===========================================\n", stderr);
return magic_format;
}
/* -------------------------------------------------------------------------- */
/**
* Parse the command line
@ -221,7 +272,7 @@ int parse_cmdline_decoder(int argc, char **argv, opj_dparameters_t *parameters,i
opj_option_t long_option[]={
{"ImgDir",REQ_ARG, NULL ,'y'},
};
const char optlist[] = "i:o:d:hv";
const char optlist[] = "i:o:hv";
totlen=sizeof(long_option);
img_fol->set_out_format = 0;
@ -233,7 +284,7 @@ int parse_cmdline_decoder(int argc, char **argv, opj_dparameters_t *parameters,i
case 'i': /* input file */
{
char *infile = opj_optarg;
parameters->decod_format = get_file_format(infile);
parameters->decod_format = infile_format(infile);
switch(parameters->decod_format) {
case J2K_CFMT:
break;
@ -278,19 +329,6 @@ int parse_cmdline_decoder(int argc, char **argv, opj_dparameters_t *parameters,i
/* ----------------------------------------------------- */
case 'd': /* Input decode ROI */
{
int size_optarg = (int)strlen(opj_optarg) + 1;
char *ROI_values = (char*) malloc(size_optarg);
ROI_values[0] = '\0';
strncpy(ROI_values, opj_optarg, strlen(opj_optarg));
ROI_values[strlen(opj_optarg)] = '\0';
/*printf("ROI_values = %s [%d / %d]\n", ROI_values, strlen(ROI_values), size_optarg ); */
parse_DA_values( ROI_values, &parameters->DA_x0, &parameters->DA_y0, &parameters->DA_x1, &parameters->DA_y1);
}
break;
/* ----------------------------------------------------- */
case 'v': /* Verbose mode */
{
parameters->m_verbose = 1;
@ -330,37 +368,6 @@ int parse_cmdline_decoder(int argc, char **argv, opj_dparameters_t *parameters,i
return 0;
}
/* -------------------------------------------------------------------------- */
/**
* Parse decoding area input values
* separator = ","
*/
/* -------------------------------------------------------------------------- */
int parse_DA_values( char* inArg, unsigned int *DA_x0, unsigned int *DA_y0, unsigned int *DA_x1, unsigned int *DA_y1)
{
int it = 0;
int values[4];
char delims[] = ",";
char *result = NULL;
result = strtok( inArg, delims );
while( (result != NULL) && (it < 4 ) ) {
values[it] = atoi(result);
result = strtok( NULL, delims );
it++;
}
if (it != 4) {
return EXIT_FAILURE;
}
else{
*DA_x0 = values[0]; *DA_y0 = values[1];
*DA_x1 = values[2]; *DA_y1 = values[3];
return EXIT_SUCCESS;
}
}
/* -------------------------------------------------------------------------- */
/**
* J2K_DUMP MAIN