diff options
Diffstat (limited to 'hl/test/test_image.c')
| -rw-r--r-- | hl/test/test_image.c | 196 |
1 files changed, 196 insertions, 0 deletions
diff --git a/hl/test/test_image.c b/hl/test/test_image.c new file mode 100644 index 0000000..aad9d95 --- /dev/null +++ b/hl/test/test_image.c @@ -0,0 +1,196 @@ + +/**************************************************************************** + * NCSA HDF * + * Scientific Data Technologies * + * National Center for Supercomputing Applications * + * University of Illinois at Urbana-Champaign * + * 605 E. Springfield, Champaign IL 61820 * + * * + * For conditions of distribution and use, see the accompanying * + * hdf/COPYING f. * + * * + ****************************************************************************/ + + +#include "H5HL.h" + +#define FILE_NAME "test_image.h5" +#define WIDTH (hsize_t)500 +#define HEIGHT (hsize_t)200 +unsigned char image_in1 [ WIDTH*HEIGHT ]; +unsigned char image_out1[ WIDTH*HEIGHT ]; +unsigned char image_in2 [ WIDTH*HEIGHT*3 ]; +unsigned char image_out2[ WIDTH*HEIGHT*3 ]; + + +/*------------------------------------------------------------------------- + * the main program + *------------------------------------------------------------------------- + */ +int main( void ) +{ + hid_t file_id; + herr_t status; + hsize_t width, height, planes; + hsize_t pal_dims[] = {9,3}; + hsize_t pal_dims_out[2]; + hsize_t i; + char interlace[20]; + hssize_t npals; + herr_t is_image; + herr_t is_palette; + + unsigned char pal_data_out[9*3]; + /* create a 9 entry grey palette */ + unsigned char pal_data_in[9*3] = {0,0,0, + 25,25,25, + 50,50,50, + 75,75,75, + 100,100,100, + 125,125,125, + 150,150,150, + 175,175,175, + 200,200,200}; + + for (i = 0; i < WIDTH*HEIGHT; i++ ) + image_in1[i] = (unsigned char)i; + for (i = 0; i < WIDTH*HEIGHT*3; i++) + image_in2[i] = (unsigned char)i; + + /* Create a new HDF5 file using default properties. */ + file_id = H5Fcreate(FILE_NAME, H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT ); + +/*------------------------------------------------------------------------- + * Indexed image test + *------------------------------------------------------------------------- + */ + + TESTING("indexed image"); + + /* Write image */ + if ( H5IMmake_image_8bit( file_id, "Image1", WIDTH, HEIGHT, image_in1 ) < 0 ) + goto out; + + /* Make a palette */ + if ( H5IMmake_palette( file_id, "Pallete", pal_dims, pal_data_in ) < 0 ) + goto out; + + /* Attach a palette to the image dataset */ + if ( H5IMlink_palette( file_id, "Image1", "Pallete" ) < 0 ) + goto out; + + /* Read image */ + if ( H5IMget_image_info( file_id, "Image1", &width, &height, &planes, interlace, &npals ) < 0 ) + goto out; + + if ( H5IMread_image( file_id, "Image1", image_out1 ) < 0 ) + goto out; + + for (i = 0; i < height*width*planes; i++) { + if ( image_in1[i] != image_out1[i] ) { + goto out; + + } + } + + PASSED(); + +/*------------------------------------------------------------------------- + * True color image test + *------------------------------------------------------------------------- + */ + + TESTING("true color image"); + + /* Write image */ + if ( H5IMmake_image_24bit( file_id, "Image2", WIDTH, HEIGHT, "INTERLACE_PIXEL", image_in2 ) ) + goto out; + + /* Read image */ + if ( H5IMget_image_info( file_id, "Image2", &width, &height, &planes, interlace, &npals ) < 0 ) + goto out; + + if ( H5IMread_image( file_id, "Image2", image_out2 ) < 0 ) + goto out; + + for (i = 0; i < height*width*planes; i++) { + if ( image_in2[i] != image_out2[i] ) { + goto out; + } + } + + PASSED(); + +/*------------------------------------------------------------------------- + * H5IMget_npalettes test + *------------------------------------------------------------------------- + */ + + TESTING("pallete functions"); + + if ( H5IMget_npalettes( file_id, "Image1", &npals ) < 0 ) + goto out; + +/*------------------------------------------------------------------------- + * H5IMget_palette_info test + *------------------------------------------------------------------------- + */ + + if ( H5IMget_palette_info( file_id, "Image1", 0, pal_dims_out ) < 0 ) + goto out; + + for (i = 0; i < 2; i++) { + if ( pal_dims[i] != pal_dims_out[i] ) { + goto out; + } + } + +/*------------------------------------------------------------------------- + * H5IMget_palette test + *------------------------------------------------------------------------- + */ + + if ( H5IMget_palette( file_id, "Image1", 0, pal_data_out ) < 0 ) + goto out; + + for (i = 0; i < 9*3; i++) { + if ( pal_data_in[i] != pal_data_out[i] ) { + goto out; + } + } + +/*------------------------------------------------------------------------- + * H5IMis_image test + *------------------------------------------------------------------------- + */ + + if ( (is_image = H5IMis_image( file_id, "Image1" )) < 0 ) + goto out; + + if ( (is_image = H5IMis_image( file_id, "Image2" )) < 0 ) + goto out; + +/*------------------------------------------------------------------------- + * H5IMis_palette test + *------------------------------------------------------------------------- + */ + + if ( (is_palette = H5IMis_palette( file_id, "Pallete" )) < 0 ) + goto out; + +/*------------------------------------------------------------------------- + * end tests + *------------------------------------------------------------------------- + */ + + /* Close the file. */ + status = H5Fclose( file_id ); + + PASSED(); + return 0; + +out: + H5_FAILED(); + return 1; + +} |