mirror of
https://github.com/HDFGroup/hdf5.git
synced 2024-12-15 07:40:23 +08:00
bbe03d7361
Code cleanup
Description:
Clean up some compiler warnings
Platforms tested:
FreeBSD 4.11 (sleipnir)
h5committest
413 lines
15 KiB
C
413 lines
15 KiB
C
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
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* Copyright by the Board of Trustees of the University of Illinois. *
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* All rights reserved. *
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* *
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* This file is part of HDF5. The full HDF5 copyright notice, including *
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* terms governing use, modification, and redistribution, is contained in *
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* the files COPYING and Copyright.html. COPYING can be found at the root *
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* of the source code distribution tree; Copyright.html can be found at the *
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* root level of an installed copy of the electronic HDF5 document set and *
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* is linked from the top-level documents page. It can also be found at *
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* http://hdf.ncsa.uiuc.edu/HDF5/doc/Copyright.html. If you do not have *
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* access to either file, you may request a copy from hdfhelp@ncsa.uiuc.edu. *
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* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
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#include <string.h>
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#include <stdlib.h>
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#include <string.h>
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#include "gif.h"
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/*******************************************************************
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* Function: write_text_attribute
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* Use: Just a small wrapper to write text attributes easily
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*******************************************************************/
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static int write_text_attribute(hid_t dataset_id , const char *attr_name,
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const char *attr_value, const size_t attr_len)
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{
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/* variables for the attributes */
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hsize_t attr_size; /* dimensions for the attribute */
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hid_t attr_dataspace_id; /* dataspaces needed for the various attributes */
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hid_t attr_attr_id; /* attribute id */
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hid_t attr_type_id;
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/* check strings */
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if (!attr_name || !attr_value)
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return -1;
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/* figure out size of the data */
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attr_size = (hsize_t)attr_len;
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/* set the type to string */
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attr_type_id = H5Tcopy(H5T_C_S1);
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H5Tset_size(attr_type_id , (size_t)attr_size);
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/* create the dataspace for the attribute */
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attr_dataspace_id = H5Screate(H5S_SCALAR);
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/* create the attribute */
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attr_attr_id = H5Acreate(dataset_id , attr_name , attr_type_id ,
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attr_dataspace_id , H5P_DEFAULT);
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/* write out the attribute data */
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if (H5Awrite(attr_attr_id , attr_type_id , attr_value) < 0)
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return -1;
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/* close the attribute */
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if (H5Aclose(attr_attr_id) < 0)
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return -1;
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/* close the dataspace */
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if (H5Sclose(attr_dataspace_id) < 0) {
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fprintf(stderr , "Unable to close attribute dataspace. Aborting \n");
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return -1;
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}
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return 0;
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}
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int
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WriteHDF(GIFTOMEM GifMemoryStruct, char *HDFName , char *GIFFileName)
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{
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GIFHEAD gifHead; /* GIF Header structure */
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GIFIMAGEDESC *gifImageDesc; /* Logical Image Descriptor struct */
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long ImageCount; /* number of images */
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#ifdef UNUSED
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long CommentCount, /* number of comments */
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ApplicationCount, /* number of application extensions */
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PlainTextCount; /* number of plain text extensions */
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#endif /* UNUSED */
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char ImageName[256]; /* Image name for the GR Image */
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char GroupName[VSNAMELENMAX]; /* so that we can name the subgroups appropriately */
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/* H5 variables */
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hid_t file_id; /* H5 file id */
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hid_t image_id; /* H5 id for the whole image */
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hid_t pal_id; /* H5 id for the palette */
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hobj_ref_t pal_ref; /* Create a reference for the palette */
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/* temp counter */
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int i;
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/* get the GIFMem stuff */
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gifHead = *(GifMemoryStruct.GifHeader);
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/* get some data from gifHead */
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ImageCount = gifHead.ImageCount;
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#ifdef UNUSED
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CommentCount = (WORD)gifHead.CommentCount;
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ApplicationCount = (WORD)gifHead.ApplicationCount;
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PlainTextCount = (WORD)gifHead.PlainTextCount;
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#endif /* UNUSED */
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/* get the main group name from GIFFileName */
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GroupName[0]= '/';
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if (strncpy(GroupName , GIFFileName , VSNAMELENMAX-2) == NULL) {
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fprintf(stderr , "strncpy failed\n");
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exit(1);
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}
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GroupName[VSNAMELENMAX - 1] = '\0';
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if ((file_id = H5Fcreate(HDFName , H5F_ACC_TRUNC , H5P_DEFAULT , H5P_DEFAULT)) < 0) {
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/* error occured opening the HDF File for write */
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fprintf(stderr , "HDF file could not be opened for writing\n");
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fprintf(stderr , "NOTE: GIF file must be present in the same directory as the binary on UNIX systems.\n");
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exit(1);
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}
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/* create a group within the root group to hold the gif image */
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/* might want to make a different naming style out here */
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image_id = H5Gcreate(file_id, GroupName , 0);
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/* first create the global palette if there is one */
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if (gifHead.PackedField & 0x80) { /* global palette exists */
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hid_t dataspace_id; /* identifier for dataspace */
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hsize_t dims[2]; /* specify the dimensions of the palette */
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hsize_t dimsr[1] = {1}; /* needed to store reference */
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hid_t ref_dataspace_id; /* dataspace id for references */
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hid_t ref_dataset_id; /* dataset id for references */
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/* size of the palette is tablesize (rows) X 3 (columns) */
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dims[0] = gifHead.TableSize;
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dims[1] = 3;
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/* create the dataspace */
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if ((dataspace_id = H5Screate_simple(2 , dims , NULL)) < 0) {
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fprintf(stderr , "Could not create dataspace for palette. Aborting...\n");
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return -1;
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}
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/* create the palette dataset */
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if ((pal_id = H5Dcreate(image_id , "Global Palette" , H5T_NATIVE_UINT8 , dataspace_id , H5P_DEFAULT )) < 0) {
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fprintf(stderr , "Could not create palette dataset. Aborting...\n");
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return -1;
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}
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/* write the palette data out */
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/****** Ask Elena about VOIDP ******/
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if (H5Dwrite(pal_id , H5T_NATIVE_UINT8 , H5S_ALL , H5S_ALL , H5P_DEFAULT , (void *)gifHead.HDFPalette) < 0) {
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fprintf(stderr , "Error writing dataset. Aborting...\n");
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return -1;
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}
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/* set palette attributes */
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/* attribute CLASS = PALETTE */
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if ((write_text_attribute(pal_id , "CLASS" , "PALETTE",strlen("PALETTE"))) < 0) {
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fprintf(stderr , "Unable to write palette attributes. Aborting\n");
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return -1;
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}
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/* attribute PAL_COLORMODEL = RGB */
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if ((write_text_attribute(pal_id , "PAL_COLORMODEL" , "RGB",strlen("RGB"))) < 0) {
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fprintf(stderr , "Unable to write palette attributes. Aborting\n");
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return -1;
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}
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/* attribute PAL_TYPE = STANDARD8 */
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if ((write_text_attribute(pal_id , "PAL_TYPE" , "STANDARD8",strlen("STANDARD8"))) < 0) {
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fprintf(stderr , "Unable to write palette attributes. Aborting\n");
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return -1;
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}
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/* attribute PAL_VERSION = 1.0 */
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if ((write_text_attribute(pal_id , "PAL_VERSION" , "1.0",strlen("1.0"))) < 0) {
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fprintf(stderr , "Unable to write palette attributes. Aborting\n");
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return -1;
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}
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/* create dataspace for the dataset to store references */
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ref_dataspace_id = H5Screate_simple(1 , dimsr , NULL);
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/* create a dataset to store the references */
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ref_dataset_id = H5Dcreate(image_id , "Palette Reference" , H5T_STD_REF_OBJ , ref_dataspace_id , H5P_DEFAULT);
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/* create a reference to the palette */
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if (H5Rcreate(&pal_ref , image_id , "Global Palette" , H5R_OBJECT , -1) < 0) {
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fprintf(stderr , "Unable to create palette reference\n");
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return -1;
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}
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/* write the reference out */
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if (H5Dwrite(ref_dataset_id , H5T_STD_REF_OBJ, H5S_ALL, H5S_ALL , H5P_DEFAULT, &pal_ref) < 0) {
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fprintf(stderr , "Unable to write Palette Reference");
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return -1;
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}
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/* close dataset */
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if (H5Dclose(ref_dataset_id) < 0) {
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fprintf(stderr , "Unable to close palette dataset.\n");
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return -1;
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}
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/* close dataspace */
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if (H5Sclose(ref_dataspace_id) < 0) {
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fprintf(stderr , "Unable to close palette dataspace.\n");
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return -1;
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}
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/* close everything */
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if (H5Dclose(pal_id) < 0) {
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fprintf(stderr , "Unable to close palette dataset. Aborting.\n");
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return -1;
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}
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if (H5Sclose(dataspace_id) < 0) {
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fprintf(stderr , "Unable to close palette dataspace. Aborting.\n");
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return -1;
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}
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}
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for(i = 0; i < ImageCount; i++) {
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/* variables for the images */
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hsize_t dims[2]; /* dimensions for the dataset */
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hid_t dataspace_id; /* identifier for the dataspace */
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hid_t sub_image_id; /* wierd name to distinguish from the group_id */
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/* variables for the attributes */
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hsize_t attr_dims[2]; /* dimensions for the attribute */
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hid_t attr_dataspace_id;/* dataspaces needed for the various attributes */
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hid_t attr_attr_id; /* attribute id */
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BYTE minmax[2]; /* lower and upper minmax values */
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/* initialise minmax */
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minmax[0] = 0 ;
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minmax[1] = 255;
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/* get the gifImageDesc */
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gifImageDesc = GifMemoryStruct.GifImageDesc[i];
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/* set the dimensions */
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dims[0] = gifImageDesc->ImageHeight;
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dims[1] = gifImageDesc->ImageWidth;
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/* create the empty dataspace */
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if ((dataspace_id = H5Screate_simple(2 , dims , NULL)) < 0) {
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fprintf(stderr , "Could not create image dataspace. Aborting\n");
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return -1;
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}
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/* create the image name */
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sprintf(ImageName , "Image%d" , i);
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/* create the image data set */
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if ((sub_image_id = H5Dcreate(image_id , ImageName , H5T_NATIVE_UINT8 , dataspace_id , H5P_DEFAULT)) < 0) {
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fprintf(stderr , "Could not create dataset for image. Aborting... \n");
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return -1;
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}
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/* write out the image */
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/****** Ask Elena about VOIDP ******/
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if (H5Dwrite(sub_image_id , H5T_NATIVE_UINT8 , H5S_ALL , H5S_ALL , H5P_DEFAULT , (void *)(gifImageDesc->Image)) < 0) {
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fprintf(stderr , "Error writing image. Aborting... \n");
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return -1;
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}
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/* set the attributes */
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/* This info is available at http://hdf.ncsa.uiuc.edu/HDF5/doc/ImageSpec.html */
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/* The following attributes must be set for each image:
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** ---------------------------------------
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** Attribute Name Value
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** CLASS IMAGE
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** IMAGE_VERSION 1.0
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** IMAGE_SUBCLASS IMAGE_BITMAP
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** PALETTE ref. to palette datasets
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** IMAGE_MINMAXRANGE [0,255]
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** ---------------------------------------
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*/
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/****************************************
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** Attribute: CLASS
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** Value : IMAGE
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*****************************************/
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if (write_text_attribute(sub_image_id , "CLASS" , "IMAGE",strlen("IMAGE")) < 0) {
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fprintf(stderr , "Unable to write CLASS = IMAGE attribute\n");
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return -1;
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}
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/****************************************
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** Attribute: IMAGE_VERSION
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** Value : 1.0
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*****************************************/
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if (write_text_attribute(sub_image_id , "IMAGE_VERSION" , "1.0",strlen("1.0")) < 0) {
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fprintf(stderr , "Unable to write IMAGE_VERSION attribute\n");
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return -1;
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}
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/****************************************
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** Attribute: IMAGE_SUBCLASS
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** Value : IMAGE_BITMAP
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*****************************************/
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if (write_text_attribute(sub_image_id , "IMAGE_SUBCLASS" , "IMAGE_BITMAP", strlen("IMAGE_BITMAP")) < 0) {
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fprintf(stderr , "Unable to write IMAGE_SUBCLASS attribute\n");
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return -1;
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}
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/****************************************
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** Attribute: IMAGE_COLORMODEL
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** Value : RGB
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*****************************************/
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if (write_text_attribute(sub_image_id , "IMAGE_COLORMODEL" , "RGB", strlen("RGB")) < 0) {
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fprintf(stderr , "Unable to write IMAGE_SUBCLASS attribute\n");
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return -1;
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}
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/****************************************
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** Attribute: PALETTE
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** Value : Reference to Palette
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*****************************************/
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/**** MAKE SURE PALETTE EXISTS!!! ****/
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if (gifHead.PackedField & 0x80) {
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/* global palette exists */
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attr_dims[0] = 1;
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/* create the dataspace for the attribute */
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attr_dataspace_id = H5Screate_simple(1 , attr_dims , NULL);
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/* create the attribute */
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attr_attr_id = H5Acreate(sub_image_id , "PALETTE" , H5T_STD_REF_OBJ , attr_dataspace_id , H5P_DEFAULT);
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if (H5Awrite(attr_attr_id , H5T_STD_REF_OBJ , &pal_ref) < 0) {
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fprintf(stderr , "Unable to write attribute. Aborting \n");
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return -1;
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}
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/* close the attribute */
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if (H5Aclose(attr_attr_id) < 0) {
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fprintf(stderr , "Unable to close CLASS IMAGE attribute. Aborting.\n");
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return -1;
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}
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/* close the dataspace */
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if (H5Sclose(attr_dataspace_id) < 0) {
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fprintf(stderr , "Unable to close attribute dataspace. Aborting \n");
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return -1;
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}
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}
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/****************************************
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** Attribute: IMAGE_MINMAXRANGE
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** Value : minmax
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*****************************************/
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attr_dims[0] = 2;
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/* create the dataspace for the attribute */
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attr_dataspace_id = H5Screate_simple(1 , attr_dims , NULL);
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/* create the attribute */
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attr_attr_id = H5Acreate(sub_image_id , "IMAGE_MINMAXRANGE" , H5T_NATIVE_UINT8 , attr_dataspace_id , H5P_DEFAULT);
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if (H5Awrite(attr_attr_id , H5T_NATIVE_UINT8 , minmax) < 0) {
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fprintf(stderr , "Unable to write attribute. Aborting \n");
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return -1;
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}
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/* close the attribute */
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if (H5Aclose(attr_attr_id) < 0) {
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fprintf(stderr , "Unable to close CLASS IMAGE attribute. Aborting.\n");
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return -1;
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}
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/* close the dataspace */
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if (H5Sclose(attr_dataspace_id) < 0) {
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fprintf(stderr , "Unable to close attribute dataspace. Aborting \n");
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return -1;
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}
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/* close everything */
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if (H5Dclose(sub_image_id) < 0) {
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fprintf(stderr , "Unable to close image dataset. Aborting \n");
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return -1;
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}
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if (H5Sclose(dataspace_id) < 0) {
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fprintf(stderr , "Unable to close image dataspace. Aborting \n");
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return -1;
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}
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}
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/* close the main image group */
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if (H5Gclose(image_id) < 0) {
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fprintf(stderr , "Could not close the image group. Aborting...\n");
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return -1;
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}
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/* close the H5 file */
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if (H5Fclose(file_id) < 0) {
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fprintf(stderr , "Could not close HDF5 file. Aborting...\n");
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return -1;
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}
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return 0;
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}
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