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Diffstat (limited to 'tests/compareRAWimages.c')
| -rw-r--r-- | tests/compareRAWimages.c | 192 |
1 files changed, 192 insertions, 0 deletions
diff --git a/tests/compareRAWimages.c b/tests/compareRAWimages.c new file mode 100644 index 00000000..631d028d --- /dev/null +++ b/tests/compareRAWimages.c @@ -0,0 +1,192 @@ +/* + * Copyright (c) 2011, Mickael Savinaud, Communications & Systemes <mickael.savinaud@c-s.fr> + * 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. + */ + +/* + * compareRAWimages.c + * + * Created on: 31 August 2011 + * Author: mickael + */ + +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <ctype.h> + +#include "getopt.h" + +void compareRAWimages_help_display(void); + +typedef struct test_cmp_parameters +{ + /** */ + char* base_filename; + /** */ + char* test_filename; +} test_cmp_parameters; + +/******************************************************************************* + * Command line help function + *******************************************************************************/ +void compareRAWimages_help_display(void) { + fprintf(stdout,"\nList of parameters for the comparePGX function \n"); + fprintf(stdout,"\n"); + fprintf(stdout," -b \t REQUIRED \t filename to the reference/baseline RAW image \n"); + fprintf(stdout," -t \t REQUIRED \t filename to the test RAW image\n"); + fprintf(stdout,"\n"); +} + +/******************************************************************************* + * Parse command line + *******************************************************************************/ +int parse_cmdline_cmp(int argc, char **argv, test_cmp_parameters* param) +{ + int sizemembasefile, sizememtestfile; + int index; + const char optlist[] = "b:t:"; + int c; + + // Init parameters + param->base_filename = NULL; + param->test_filename = NULL; + + opterr = 0; + while ((c = getopt(argc, argv, optlist)) != -1) + switch (c) + { + case 'b': + sizemembasefile = (int)strlen(optarg)+1; + param->base_filename = (char*) malloc(sizemembasefile); + param->base_filename[0] = '\0'; + strncpy(param->base_filename, optarg, strlen(optarg)); + param->base_filename[strlen(optarg)] = '\0'; + //printf("param->base_filename = %s [%d / %d]\n", param->base_filename, strlen(param->base_filename), sizemembasefile ); + break; + case 't': + sizememtestfile = (int) strlen(optarg) + 1; + param->test_filename = (char*) malloc(sizememtestfile); + param->test_filename[0] = '\0'; + strncpy(param->test_filename, optarg, strlen(optarg)); + param->test_filename[strlen(optarg)] = '\0'; + //printf("param->test_filename = %s [%d / %d]\n", param->test_filename, strlen(param->test_filename), sizememtestfile); + break; + case '?': + if ((optopt == 'b') || (optopt == 't')) + fprintf(stderr, "Option -%c requires an argument.\n", optopt); + else + if (isprint(optopt)) fprintf(stderr, "Unknown option `-%c'.\n", optopt); + else fprintf(stderr, "Unknown option character `\\x%x'.\n", optopt); + return 1; + default: + fprintf(stderr, "WARNING -> this option is not valid \"-%c %s\"\n", c, optarg); + break; + } + + if (optind != argc) { + for (index = optind; index < argc; index++) + fprintf(stderr,"Non-option argument %s\n", argv[index]); + return EXIT_FAILURE; + } + + return EXIT_SUCCESS; +} + +/******************************************************************************* + * MAIN + *******************************************************************************/ +int main(int argc, char **argv) +{ + test_cmp_parameters inParam; + FILE *file_test=NULL, *file_base=NULL; + unsigned char equal = 1; + + // Get parameters from command line + if (parse_cmdline_cmp(argc, argv, &inParam) == EXIT_FAILURE) + { + compareRAWimages_help_display(); + return EXIT_FAILURE; + } + + file_test = fopen(inParam.test_filename, "rb"); + if (!file_test) { + fprintf(stderr, "Failed to open %s for reading !!\n", inParam.test_filename); + return EXIT_FAILURE; + } + + file_base = fopen(inParam.base_filename, "rb"); + if (!file_base) { + fprintf(stderr, "Failed to open %s for reading !!\n", inParam.base_filename); + return EXIT_FAILURE; + } + + // Read simultaneously the two files + while (equal) + { + unsigned char value_test = 0; + unsigned char eof_test = 0; + unsigned char value_base = 0; + unsigned char eof_base = 0; + + // Read one byte + if (!fread(&value_test, 1, 1, file_test)) { + eof_test = 1; + } + + // Read one byte + if (!fread(&value_base, 1, 1, file_base)) { + eof_base = 1;; + } + + // End of file reached by the two files? + if (eof_test && eof_base) + break; + + // End of file reached only by one file? + if (eof_test || eof_base) + { + fprintf(stdout,"Files have different sizes.\n"); + equal = 0; + } + + // Binary values are equal? + if (value_test != value_base) + { + fprintf(stdout,"Binary values read in the file are different.\n"); + equal = 0; + } + } + + fclose(file_test); + fclose(file_base); + + if (equal) + { + fprintf(stdout,"---- TEST SUCCEED: Files are equal ----\n"); + return EXIT_SUCCESS; + } + else + return EXIT_FAILURE; +} |