sl@0: /*
sl@0: * Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
sl@0: * All rights reserved.
sl@0: * This component and the accompanying materials are made available
sl@0: * under the terms of "Eclipse Public License v1.0"
sl@0: * which accompanies this distribution, and is available
sl@0: * at the URL "http://www.eclipse.org/legal/epl-v10.html".
sl@0: *
sl@0: * Initial Contributors:
sl@0: * Nokia Corporation - initial contribution.
sl@0: *
sl@0: * Contributors:
sl@0: *
sl@0: * Description: 
sl@0: *
sl@0: */
sl@0: 
sl@0: #include <sys/stat.h>
sl@0: #include <fcntl.h>
sl@0: #include <unistd.h>
sl@0: #include <stdlib.h>
sl@0: #include <stdio.h>
sl@0: #include "jpeg.h"
sl@0: 
sl@0: #define LOG_FILE "c:\\logs\\examples_jpeg_log1.txt"
sl@0: #include "std_log_result.h"
sl@0: #define LOG_FILENAME_LINE __FILE__, __LINE__
sl@0: 
sl@0: void create_xml(int result)
sl@0: {
sl@0:     if(result)
sl@0:         assert_failed = 1;
sl@0:     
sl@0:     testResultXml("examples_jpeg");
sl@0:     close_log_file();
sl@0: }
sl@0: 
sl@0: /* getfile */
sl@0: 
sl@0: void *getfile (char *path, int *n_bytes);
sl@0: static void dump_pgm (unsigned char *ptr, int rowstride, int width, int height);
sl@0: 
sl@0: 
sl@0: int
sl@0: main (int argc, char *argv[])
sl@0: {
sl@0:   unsigned char *data;
sl@0:   int len;
sl@0:   JpegDecoder *dec;
sl@0:   char *fn = "c:\\data\\liboil\\test.jpg";
sl@0:   unsigned char *ptr;
sl@0:   int rowstride;
sl@0:   int width;
sl@0:   int height;
sl@0: 
sl@0:   /*if (argc < 2) {
sl@0:         printf("jpeg_test <file.jpg>\n");
sl@0:         exit(1);
sl@0:   }*/
sl@0:   if (argc > 1)
sl@0:         fn = argv[1];
sl@0:   
sl@0:   std_log(LOG_FILENAME_LINE, "Test Started examples_jpeg");
sl@0:   dec = jpeg_decoder_new ();    //to create decoder instance
sl@0:   
sl@0:   data = getfile (fn, &len);
sl@0: 
sl@0:   jpeg_decoder_addbits (dec, data, len);
sl@0:   jpeg_decoder_decode (dec);
sl@0: 
sl@0:   jpeg_decoder_get_component_ptr (dec, 1, &ptr, &rowstride);
sl@0:   jpeg_decoder_get_component_size (dec, 1, &width, &height);
sl@0: 
sl@0:   dump_pgm (ptr, rowstride, width, height);
sl@0:   
sl@0:   std_log(LOG_FILENAME_LINE, "Test Successful");
sl@0:   create_xml(0);
sl@0:   return 0;
sl@0: }
sl@0: 
sl@0: 
sl@0: /* getfile */
sl@0: 
sl@0: void *
sl@0: getfile (char *path, int *n_bytes)
sl@0: {
sl@0:   int fd;
sl@0:   struct stat st;
sl@0:   void *ptr = NULL;
sl@0:   int ret;
sl@0: 
sl@0:   fd = open (path, O_RDONLY);
sl@0:   if (!fd)
sl@0:     return NULL;
sl@0: 
sl@0:   ret = fstat (fd, &st);
sl@0:   if (ret < 0) {
sl@0:     close (fd);
sl@0:     return NULL;
sl@0:   }
sl@0: 
sl@0:   ptr = malloc (st.st_size);
sl@0:   if (!ptr) {
sl@0:     close (fd);
sl@0:     return NULL;
sl@0:   }
sl@0: 
sl@0:   ret = read (fd, ptr, st.st_size);
sl@0:   if (ret != st.st_size) {
sl@0:     free (ptr);
sl@0:     close (fd);
sl@0:     return NULL;
sl@0:   }
sl@0: 
sl@0:   if (n_bytes)
sl@0:     *n_bytes = st.st_size;
sl@0: 
sl@0:   close (fd);
sl@0:   return ptr;
sl@0: }
sl@0: 
sl@0: static void
sl@0: dump_pgm (unsigned char *ptr, int rowstride, int width, int height)
sl@0: {
sl@0:   int x, y;
sl@0: 
sl@0:   printf ("P2\n");
sl@0:   printf ("%d %d\n", width, height);
sl@0:   printf ("255\n");
sl@0: 
sl@0:   for (y = 0; y < height; y++) {
sl@0:     for (x = 0; x < width; x++) {
sl@0:       printf ("%d ", ptr[x]);
sl@0:       if ((x & 15) == 15) {
sl@0:         printf ("\n");
sl@0:       }
sl@0:     }
sl@0:     printf ("\n");
sl@0:     ptr += rowstride;
sl@0:   }
sl@0: }