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42 lines
1.5 KiB
42 lines
1.5 KiB
/* Copyright 2018-2018 University Corporation for Atmospheric
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Research/Unidata. */
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/**
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* @file This header file containsfilter related macros, types, and prototypes for
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* the filter code in libnczarr. This header should not be included in
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* code outside libnczarr.
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*
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* @author Dennis Heimbigner
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*/
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#ifndef ZFILTER_H
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#define ZFILTER_H
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/* zfilter.c */
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/* Dispatch functions are also in zfilter.c */
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/* Filterlist management */
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/*Mnemonic*/
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#define ENCODING 1
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/* list of environment variables to check for plugin roots */
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#define PLUGIN_ENV "HDF5_PLUGIN_PATH"
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#define PLUGIN_DIR_UNIX "/usr/local/hdf5/plugin"
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#define PLUGIN_DIR_WIN "%s/hdf5/lib/plugin"
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#define WIN32_ROOT_ENV "ALLUSERSPROFILE"
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/* Opaque */
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struct NCZ_Filter;
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int NCZ_filter_initialize(void);
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int NCZ_filter_finalize(void);
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int NCZ_addfilter(NC_FILE_INFO_T*, NC_VAR_INFO_T* var, unsigned int id, size_t nparams, const unsigned int* params);
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int NCZ_filter_setup(NC_VAR_INFO_T* var);
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int NCZ_filter_freelists(NC_VAR_INFO_T* var);
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int NCZ_codec_freelist(NCZ_VAR_INFO_T* zvar);
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int NCZ_applyfilterchain(const NC_FILE_INFO_T*, NC_VAR_INFO_T*, NClist* chain, size_t insize, void* indata, size_t* outlen, void** outdata, int encode);
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int NCZ_filter_jsonize(const NC_FILE_INFO_T*, const NC_VAR_INFO_T*, struct NCZ_Filter* filter, struct NCjson**);
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int NCZ_filter_build(const NC_FILE_INFO_T*, NC_VAR_INFO_T* var, const NCjson* jfilter, int chainindex);
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int NCZ_codec_attr(const NC_VAR_INFO_T* var, size_t* lenp, void* data);
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#endif /*ZFILTER_H*/
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