diff options
Diffstat (limited to 'tests/j2k_random_tile_access.c')
| -rw-r--r-- | tests/j2k_random_tile_access.c | 325 |
1 files changed, 162 insertions, 163 deletions
diff --git a/tests/j2k_random_tile_access.c b/tests/j2k_random_tile_access.c index b53c6005..8fe58cb2 100644 --- a/tests/j2k_random_tile_access.c +++ b/tests/j2k_random_tile_access.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2011-2012, Centre National d'Etudes Spatiales (CNES), France + * Copyright (c) 2011-2012, Centre National d'Etudes Spatiales (CNES), France * Copyright (c) 2012, CS Systemes d'Information, France * All rights reserved. * @@ -43,23 +43,24 @@ #include "format_defs.h" /* -------------------------------------------------------------------------- */ -static 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 }; - char * ext = strrchr(filename, '.'); - if (ext == NULL) - return -1; - ext++; - if(ext) { - for(i = 0; i < sizeof(format)/sizeof(*format); i++) { - if(_strnicmp(ext, extension[i], 3) == 0) { - return format[i]; - } - } - } - - return -1; +static 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 }; + char * ext = strrchr(filename, '.'); + if (ext == NULL) + return -1; + ext++; + if(ext) { + for(i = 0; i < sizeof(format)/sizeof(*format); i++) { + if(_strnicmp(ext, extension[i], 3) == 0) { + return format[i]; + } + } + } + + return -1; } /* -------------------------------------------------------------------------- */ @@ -67,23 +68,26 @@ static int get_file_format(const char *filename) { /** sample error callback expecting a FILE* client object */ -static void error_callback(const char *msg, void *client_data) { - (void)client_data; - fprintf(stdout, "[ERROR] %s", msg); +static void error_callback(const char *msg, void *client_data) +{ + (void)client_data; + fprintf(stdout, "[ERROR] %s", msg); } /** sample warning callback expecting a FILE* client object */ -static void warning_callback(const char *msg, void *client_data) { - (void)client_data; - fprintf(stdout, "[WARNING] %s", msg); +static void warning_callback(const char *msg, void *client_data) +{ + (void)client_data; + fprintf(stdout, "[WARNING] %s", msg); } /** sample debug callback expecting no client object */ -static void info_callback(const char *msg, void *client_data) { - (void)client_data; - fprintf(stdout, "[INFO] %s", msg); +static void info_callback(const char *msg, void *client_data) +{ + (void)client_data; + fprintf(stdout, "[INFO] %s", msg); } @@ -95,52 +99,50 @@ static void info_callback(const char *msg, void *client_data) { static int infile_format(const char *fname) { - FILE *reader; - const char *s, *magic_s; - int ext_format, magic_format; - unsigned char buf[12]; - OPJ_SIZE_T l_nb_read; + FILE *reader; + const char *s, *magic_s; + int ext_format, magic_format; + unsigned char buf[12]; + OPJ_SIZE_T l_nb_read; - reader = fopen(fname, "rb"); + reader = fopen(fname, "rb"); - if (reader == NULL) - return -1; + if (reader == NULL) + return -1; - memset(buf, 0, 12); - l_nb_read = fread(buf, 1, 12, reader); - fclose(reader); - if (l_nb_read != 12) - return -1; + memset(buf, 0, 12); + l_nb_read = fread(buf, 1, 12, reader); + fclose(reader); + if (l_nb_read != 12) + return -1; - ext_format = get_file_format(fname); + ext_format = get_file_format(fname); - if (ext_format == JPT_CFMT) - return JPT_CFMT; + 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 (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; + if (magic_format == ext_format) + return ext_format; - s = fname + strlen(fname) - 4; + 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); + 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; + return magic_format; } /* -------------------------------------------------------------------------- */ @@ -151,96 +153,93 @@ static int infile_format(const char *fname) int main(int argc, char **argv) { OPJ_UINT32 index; - opj_dparameters_t parameters; /* decompression parameters */ - opj_image_t* image = NULL; - opj_stream_t *l_stream = NULL; /* Stream */ - opj_codec_t* l_codec = NULL; /* Handle to a decompressor */ - opj_codestream_info_v2_t* cstr_info = NULL; - - /* Index of corner tiles */ - OPJ_UINT32 tile_ul = 0; - OPJ_UINT32 tile_ur = 0; - OPJ_UINT32 tile_lr = 0; - OPJ_UINT32 tile_ll = 0; - - if (argc != 2) { - fprintf(stderr, "Usage: %s <input_file>\n", argv[0]); - return EXIT_FAILURE; - } - - /* Set decoding parameters to default values */ - opj_set_default_decoder_parameters(¶meters); - - strncpy(parameters.infile, argv[1], OPJ_PATH_LEN - 1); - - - /* decode the JPEG2000 stream */ - /* -------------------------- */ - parameters.decod_format = infile_format(parameters.infile); - - switch(parameters.decod_format) { - case J2K_CFMT: /* JPEG-2000 codestream */ - { - /* Get a decoder handle */ - l_codec = opj_create_decompress(OPJ_CODEC_J2K); - break; - } - case JP2_CFMT: /* JPEG 2000 compressed image data */ - { - /* Get a decoder handle */ - l_codec = opj_create_decompress(OPJ_CODEC_JP2); - break; - } - case JPT_CFMT: /* JPEG 2000, JPIP */ - { - /* Get a decoder handle */ - l_codec = opj_create_decompress(OPJ_CODEC_JPT); - break; - } - default: - fprintf(stderr, - "Unrecognized format for input %s [accept only *.j2k, *.jp2, *.jpc or *.jpt]\n\n", - parameters.infile); - return EXIT_FAILURE; - } - - /* 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); + opj_dparameters_t parameters; /* decompression parameters */ + opj_image_t* image = NULL; + opj_stream_t *l_stream = NULL; /* Stream */ + opj_codec_t* l_codec = NULL; /* Handle to a decompressor */ + opj_codestream_info_v2_t* cstr_info = NULL; + + /* Index of corner tiles */ + OPJ_UINT32 tile_ul = 0; + OPJ_UINT32 tile_ur = 0; + OPJ_UINT32 tile_lr = 0; + OPJ_UINT32 tile_ll = 0; + + if (argc != 2) { + fprintf(stderr, "Usage: %s <input_file>\n", argv[0]); + return EXIT_FAILURE; + } + + /* Set decoding parameters to default values */ + opj_set_default_decoder_parameters(¶meters); + + strncpy(parameters.infile, argv[1], OPJ_PATH_LEN - 1); + + + /* decode the JPEG2000 stream */ + /* -------------------------- */ + parameters.decod_format = infile_format(parameters.infile); + + switch(parameters.decod_format) { + case J2K_CFMT: { /* JPEG-2000 codestream */ + /* Get a decoder handle */ + l_codec = opj_create_decompress(OPJ_CODEC_J2K); + break; + } + case JP2_CFMT: { /* JPEG 2000 compressed image data */ + /* Get a decoder handle */ + l_codec = opj_create_decompress(OPJ_CODEC_JP2); + break; + } + case JPT_CFMT: { /* JPEG 2000, JPIP */ + /* Get a decoder handle */ + l_codec = opj_create_decompress(OPJ_CODEC_JPT); + break; + } + default: + fprintf(stderr, + "Unrecognized format for input %s [accept only *.j2k, *.jp2, *.jpc or *.jpt]\n\n", + parameters.infile); + return EXIT_FAILURE; + } + + /* 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); l_stream = opj_stream_create_default_file_stream(parameters.infile,1); - if (!l_stream){ + if (!l_stream) { fprintf(stderr, "ERROR -> failed to create the stream from the file %s\n", parameters.infile); - return EXIT_FAILURE; - } - - /* Setup the decoder decoding parameters using user parameters */ - if ( !opj_setup_decoder(l_codec, ¶meters) ){ - fprintf(stderr, "ERROR -> j2k_dump: failed to setup the decoder\n"); - opj_stream_destroy(l_stream); - opj_destroy_codec(l_codec); - return EXIT_FAILURE; - } - - /* Read the main header of the codestream and if necessary the JP2 boxes*/ - if(! opj_read_header(l_stream, l_codec, &image)){ - fprintf(stderr, "ERROR -> j2k_to_image: failed to read the header\n"); - opj_stream_destroy(l_stream); - opj_destroy_codec(l_codec); - opj_image_destroy(image); - return EXIT_FAILURE; - } - - /* Extract some info from the code stream */ - cstr_info = opj_get_cstr_info(l_codec); - - fprintf(stdout, "The file contains %dx%d tiles\n", cstr_info->tw, cstr_info->th); - - tile_ul = 0; - tile_ur = cstr_info->tw - 1; - tile_lr = cstr_info->tw * cstr_info->th - 1; - tile_ll = tile_lr - cstr_info->tw; + return EXIT_FAILURE; + } + + /* Setup the decoder decoding parameters using user parameters */ + if ( !opj_setup_decoder(l_codec, ¶meters) ) { + fprintf(stderr, "ERROR -> j2k_dump: failed to setup the decoder\n"); + opj_stream_destroy(l_stream); + opj_destroy_codec(l_codec); + return EXIT_FAILURE; + } + + /* Read the main header of the codestream and if necessary the JP2 boxes*/ + if(! opj_read_header(l_stream, l_codec, &image)) { + fprintf(stderr, "ERROR -> j2k_to_image: failed to read the header\n"); + opj_stream_destroy(l_stream); + opj_destroy_codec(l_codec); + opj_image_destroy(image); + return EXIT_FAILURE; + } + + /* Extract some info from the code stream */ + cstr_info = opj_get_cstr_info(l_codec); + + fprintf(stdout, "The file contains %dx%d tiles\n", cstr_info->tw, cstr_info->th); + + tile_ul = 0; + tile_ur = cstr_info->tw - 1; + tile_lr = cstr_info->tw * cstr_info->th - 1; + tile_ll = tile_lr - cstr_info->tw; #define TEST_TILE( tile_index ) \ fprintf(stdout, "Decoding tile %d ...\n", tile_index); \ @@ -264,26 +263,26 @@ int main(int argc, char **argv) } \ fprintf(stdout, "Tile %d is decoded successfully\n", tile_index); - TEST_TILE(tile_ul) - TEST_TILE(tile_lr) - TEST_TILE(tile_ul) - TEST_TILE(tile_ll) - TEST_TILE(tile_ur) - TEST_TILE(tile_lr) + TEST_TILE(tile_ul) + TEST_TILE(tile_lr) + TEST_TILE(tile_ul) + TEST_TILE(tile_ll) + TEST_TILE(tile_ur) + TEST_TILE(tile_lr) - /* Close the byte stream */ - opj_stream_destroy(l_stream); + /* Close the byte stream */ + opj_stream_destroy(l_stream); - /* Destroy code stream info */ - opj_destroy_cstr_info(&cstr_info); + /* Destroy code stream info */ + opj_destroy_cstr_info(&cstr_info); - /* Free remaining structures */ - opj_destroy_codec(l_codec); + /* Free remaining structures */ + opj_destroy_codec(l_codec); - /* Free image data structure */ - opj_image_destroy(image); + /* Free image data structure */ + opj_image_destroy(image); - return EXIT_SUCCESS; + return EXIT_SUCCESS; } /*end main*/ |