#endif
#include "opj_config.h"
+#include <stdlib.h>
+
+#ifdef _WIN32\r
+#include <windows.h>\r
+#define strcasecmp _stricmp\r
+#define strncasecmp _strnicmp\r
+#else\r
+#include <strings.h>\r
+#endif /* _WIN32 */
+
#include "openjpeg.h"
-#include "stdlib.h"
+#include "format_defs.h"
+
+
+/* -------------------------------------------------------------------------- */\r
+/* Declarations */
+int get_file_format(const char *filename);\r
+static int infile_format(const char *fname);
+
+/* -------------------------------------------------------------------------- */\r
+int get_file_format(const char *filename) {\r
+ unsigned int i;\r
+ static const char *extension[] = {"pgx", "pnm", "pgm", "ppm", "bmp","tif", "raw", "rawl", "tga", "png", "j2k", "jp2", "jpt", "j2c", "jpc" };\r
+ static const int format[] = { PGX_DFMT, PXM_DFMT, PXM_DFMT, PXM_DFMT, BMP_DFMT, TIF_DFMT, RAW_DFMT, RAWL_DFMT, TGA_DFMT, PNG_DFMT, J2K_CFMT, JP2_CFMT, JPT_CFMT, J2K_CFMT, J2K_CFMT };\r
+ char * ext = strrchr(filename, '.');\r
+ if (ext == NULL)\r
+ return -1;\r
+ ext++;\r
+ if(ext) {\r
+ for(i = 0; i < sizeof(format)/sizeof(*format); i++) {\r
+ if(strcasecmp(ext, extension[i]) == 0) {\r
+ return format[i];\r
+ }\r
+ }\r
+ }\r
+\r
+ return -1;\r
+}
+
+/* -------------------------------------------------------------------------- */\r
+#define JP2_RFC3745_MAGIC "\x00\x00\x00\x0c\x6a\x50\x20\x20\x0d\x0a\x87\x0a"\r
+#define JP2_MAGIC "\x0d\x0a\x87\x0a"\r
+/* position 45: "\xff\x52" */\r
+#define J2K_CODESTREAM_MAGIC "\xff\x4f\xff\x51"\r
+\r
+static int infile_format(const char *fname)\r
+{\r
+ FILE *reader;\r
+ const char *s, *magic_s;\r
+ int ext_format, magic_format;\r
+ unsigned char buf[12];\r
+ unsigned int l_nb_read;\r
+\r
+ reader = fopen(fname, "rb");\r
+\r
+ if (reader == NULL)\r
+ return -1;\r
+\r
+ memset(buf, 0, 12);\r
+ l_nb_read = fread(buf, 1, 12, reader);\r
+ fclose(reader);\r
+ if (l_nb_read != 12)\r
+ return -1;\r
+\r
+ ext_format = get_file_format(fname);\r
+\r
+ if (ext_format == JPT_CFMT)\r
+ return JPT_CFMT;\r
+\r
+ if (memcmp(buf, JP2_RFC3745_MAGIC, 12) == 0 || memcmp(buf, JP2_MAGIC, 4) == 0) {\r
+ magic_format = JP2_CFMT;\r
+ magic_s = ".jp2";\r
+ }\r
+ else if (memcmp(buf, J2K_CODESTREAM_MAGIC, 4) == 0) {\r
+ magic_format = J2K_CFMT;\r
+ magic_s = ".j2k or .jpc or .j2c";\r
+ }\r
+ else\r
+ return -1;\r
+\r
+ if (magic_format == ext_format)\r
+ return ext_format;\r
+\r
+ s = fname + strlen(fname) - 4;\r
+\r
+ fputs("\n===========================================\n", stderr);\r
+ fprintf(stderr, "The extension of this file is incorrect.\n"\r
+ "FOUND %s. SHOULD BE %s\n", s, magic_s);\r
+ fputs("===========================================\n", stderr);\r
+\r
+ return magic_format;\r
+}
-#define DA_X0 0
-#define DA_Y0 0
-#define DA_X1 1000
-#define DA_Y1 1000
-#define INPUT_FILE "test.j2k"
/* -------------------------------------------------------------------------- */
/* -------------------------------------------------------------------------- */
-int main ()
+int main (int argc, char *argv[])
{
opj_dparameters_t l_param;
opj_codec_t * l_codec;
OPJ_UINT32 l_tile_index;
OPJ_BYTE * l_data = (OPJ_BYTE *) malloc(1000);
opj_bool l_go_on = OPJ_TRUE;
- OPJ_INT32 l_tile_x0,l_tile_y0;
- OPJ_UINT32 l_tile_width,l_tile_height,l_nb_tiles_x,l_nb_tiles_y,l_nb_comps;
+ OPJ_INT32 l_tile_x0=0, l_tile_y0=0 ;
+ OPJ_UINT32 l_tile_width=0, l_tile_height=0, l_nb_tiles_x=0, l_nb_tiles_y=0, l_nb_comps=0 ;
OPJ_INT32 l_current_tile_x0,l_current_tile_y0,l_current_tile_x1,l_current_tile_y1;
+
+ int da_x0=0;
+ int da_y0=0;
+ int da_x1=1000;
+ int da_y1=1000;
+ char input_file[64];
- //PROFINIT();
+ /* should be test_tile_decoder 0 0 1000 1000 tte1.j2k */
+ if( argc == 6 )
+ {
+ da_x0=atoi(argv[1]);
+ da_y0=atoi(argv[2]);
+ da_x1=atoi(argv[3]);
+ da_y1=atoi(argv[4]);
+ strcpy(input_file,argv[5]);
+ }
+ else
+ {
+ da_x0=0;
+ da_y0=0;
+ da_x1=1000;
+ da_y1=1000;
+ strcpy(input_file,"test.j2k");
+ }
- if
- (! l_data)
+ if (! l_data) {
+ return EXIT_FAILURE;
+ }
+
+ l_file = fopen(input_file,"rb");
+ if (! l_file)
{
- return 1;
+ fprintf(stdout, "ERROR while opening input file\n");
+ free(l_data);
+ return EXIT_FAILURE;
}
+
+ l_stream = opj_stream_create_default_file_stream(l_file,OPJ_TRUE);
+ if (!l_stream){\r
+ fclose(l_file);\r
+ free(l_data);\r
+ fprintf(stderr, "ERROR -> failed to create the stream from the file\n");\r
+ return EXIT_FAILURE;\r
+ }
+
+ /* Set the default decoding parameters */
opj_set_default_decoder_parameters(&l_param);
+ /* */
+ l_param.decod_format = infile_format(input_file);
+
/** you may here add custom decoding parameters */
/* do not use layer decoding limitations */
l_param.cp_layer = 0;
/* to decode only a part of the image data */
//opj_restrict_decoding(&l_param,0,0,1000,1000);
- l_codec = opj_create_decompress_v2(CODEC_J2K);
- if
- (! l_codec)
- {
- free(l_data);
- return 1;
- }
+
+ switch(l_param.decod_format) {\r
+ case J2K_CFMT: /* JPEG-2000 codestream */\r
+ {\r
+ /* Get a decoder handle */\r
+ l_codec = opj_create_decompress(CODEC_J2K);\r
+ break;\r
+ }\r
+ case JP2_CFMT: /* JPEG 2000 compressed image data */\r
+ {\r
+ /* Get a decoder handle */\r
+ l_codec = opj_create_decompress(CODEC_JP2);\r
+ break;\r
+ }\r
+ default:\r
+ { \r
+ fprintf(stderr, "ERROR -> Not a valid JPEG2000 file!\n");\r
+ fclose(l_file);\r
+ free(l_data);\r
+ opj_stream_destroy(l_stream);\r
+ return EXIT_FAILURE;\r
+ }\r
+ }
/* catch events using our callbacks and give a local context */
opj_set_info_handler(l_codec, info_callback,00);
opj_set_warning_handler(l_codec, warning_callback,00);
opj_set_error_handler(l_codec, error_callback,00);
- if
- (! opj_setup_decoder_v2(l_codec,&l_param))
+ /* Setup the decoder decoding parameters using user parameters */
+ if (! opj_setup_decoder(l_codec, &l_param))
{
- free(l_data);
- opj_destroy_codec(l_codec);
- return 1;
+ fprintf(stderr, "ERROR -> j2k_dump: failed to setup the decoder\n");
+ fclose(l_file);
+ free(l_data);
+ opj_stream_destroy(l_stream);
+ opj_destroy_codec(l_codec);
+ return EXIT_FAILURE;
}
- l_file = fopen(INPUT_FILE,"rb");
- if
- (! l_file)
- {
- fprintf(stdout, "Error opening input file\n");
- free(l_data);
+ /* Read the main header of the codestream and if necessary the JP2 boxes*/
+ if (! opj_read_header(l_stream, l_codec, &l_image))
+ {
+ fprintf(stderr, "ERROR -> j2k_to_image: failed to read the header\n");
+ fclose(l_file);
+ free(l_data);
+ opj_stream_destroy(l_stream);
opj_destroy_codec(l_codec);
- return 1;
+ return EXIT_FAILURE;
}
- l_stream = opj_stream_create_default_file_stream(l_file,OPJ_TRUE);
+ if (!opj_set_decode_area(l_codec, l_image, da_x0, da_y0,da_x1, da_y1)){\r
+ fprintf(stderr, "ERROR -> j2k_to_image: failed to set the decoded area\n");\r
+ fclose(l_file);
+ free(l_data);\r
+ opj_stream_destroy(l_stream);\r
+ opj_destroy_codec(l_codec);\r
+ opj_image_destroy(l_image);\r
+ return EXIT_FAILURE;\r
+ }\r
- if
- (! opj_read_header(l_stream, l_codec, &l_image))
- {
- free(l_data);
- opj_stream_destroy(l_stream);
- fclose(l_file);
- opj_destroy_codec(l_codec);
- return 1;
- }
- printf("Setting decoding area to %d,%d,%d,%d\n", DA_X0, DA_Y0, DA_X1, DA_Y1);
- opj_set_decode_area(l_codec, l_image, DA_X0, DA_Y0, DA_X1, DA_Y1);
- while
- (l_go_on)
+
+ while (l_go_on)
{
- if
- (! opj_read_tile_header(
- l_codec,
- &l_tile_index,
- &l_data_size,
- &l_current_tile_x0,
- &l_current_tile_y0,
- &l_current_tile_x1,
- &l_current_tile_y1,
- &l_nb_comps,
- &l_go_on,
- l_stream))
- {
- free(l_data);
- opj_stream_destroy(l_stream);
- fclose(l_file);
- opj_destroy_codec(l_codec);
- opj_image_destroy(l_image);
- return 1;
+ if (! opj_read_tile_header( l_codec,
+ l_stream,
+ &l_tile_index,
+ &l_data_size,
+ &l_current_tile_x0,
+ &l_current_tile_y0,
+ &l_current_tile_x1,
+ &l_current_tile_y1,
+ &l_nb_comps,
+ &l_go_on))
+ {
+ fclose(l_file);
+ free(l_data);
+ opj_stream_destroy(l_stream);
+ opj_destroy_codec(l_codec);
+ opj_image_destroy(l_image);
+ return EXIT_FAILURE;
}
- if
- (l_go_on)
- {
- if
- (l_data_size > l_max_data_size)
- {
+
+ if (l_go_on)
+ {
+ if (l_data_size > l_max_data_size)
+ {
l_data = (OPJ_BYTE *) realloc(l_data,l_data_size);
- if
- (! l_data)
- {
- opj_stream_destroy(l_stream);
- fclose(l_file);
+ if (! l_data)
+ {
+ fclose(l_file);
+ opj_stream_destroy(l_stream);
opj_destroy_codec(l_codec);
opj_image_destroy(l_image);
- return 1;
+ return EXIT_FAILURE;
}
l_max_data_size = l_data_size;
}
- if
- (! opj_decode_tile_data(l_codec,l_tile_index,l_data,l_data_size,l_stream))
+ if (! opj_decode_tile_data(l_codec,l_tile_index,l_data,l_data_size,l_stream))
{
+ fclose(l_file);
free(l_data);
opj_stream_destroy(l_stream);
- fclose(l_file);
opj_destroy_codec(l_codec);
opj_image_destroy(l_image);
- return 1;
+ return EXIT_FAILURE;
}
/** now should inspect image to know the reduction factor and then how to behave with data */
}
}
- if
- (! opj_end_decompress(l_codec,l_stream))
- {
+
+ if (! opj_end_decompress(l_codec,l_stream))
+ {
+ fclose(l_file);
free(l_data);
opj_stream_destroy(l_stream);
- fclose(l_file);
opj_destroy_codec(l_codec);
opj_image_destroy(l_image);
- return 1;
+ return EXIT_FAILURE;
}
+
+ /* Free memory */
+ fclose(l_file);
free(l_data);
opj_stream_destroy(l_stream);
- fclose(l_file);
opj_destroy_codec(l_codec);
opj_image_destroy(l_image);
// Print profiling
//PROFPRINT();
- return 0;
+ return EXIT_SUCCESS;
}
projects / openjpeg.git / blobdiff