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DecompressString.h
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1 /*
2  * This program is free software; you can redistribute it and/or modify
3  * it under the terms of the GNU General Public License as published by
4  * the Free Software Foundation; either version 3 of the License, or
5  * (at your option) any later version.
6  *
7  * Written (W) 2009 Soeren Sonnenburg
8  * Copyright (C) 2009 Berlin Institute of Technology
9  */
10 
11 #ifndef _CDECOMPRESS_STRING__H__
12 #define _CDECOMPRESS_STRING__H__
13 
14 #include <shogun/lib/config.h>
15 
18 #include <shogun/lib/common.h>
19 #include <shogun/lib/Compressor.h>
21 
22 namespace shogun
23 {
24 template <class ST> class CStringFeatures;
25 class CCompressor;
26 
37 template <class ST> class CDecompressString : public CStringPreprocessor<ST>
38 {
39  public:
42 
46 
48  virtual ~CDecompressString();
49 
51  virtual bool init(CFeatures* f);
52 
54  virtual void cleanup();
55 
57  bool load(FILE* f);
58 
60  bool save(FILE* f);
61 
65  virtual bool apply_to_string_features(CFeatures* f);
66 
68  virtual ST* apply_to_string(ST* f, int32_t &len);
69 
71  virtual const char* get_name() const { return "DecompressString"; }
72 
74  virtual EPreprocessorType get_type() const;
75 
76  protected:
79 };
80 }
81 #endif
virtual bool init(CFeatures *f)
initialize preprocessor from features
EPreprocessorType
Definition: Preprocessor.h:32
virtual ST * apply_to_string(ST *f, int32_t &len)
apply preproc on single feature vector
bool load(FILE *f)
initialize preprocessor from file
Compression library for compressing and decompressing buffers using one of the standard compression a...
Definition: Compressor.h:46
bool save(FILE *f)
save preprocessor init-data to file
Template class StringPreprocessor, base class for preprocessors (cf. CPreprocessor) that apply to CSt...
virtual bool apply_to_string_features(CFeatures *f)
E_COMPRESSION_TYPE
Definition: Compressor.h:21
all of classes and functions are contained in the shogun namespace
Definition: class_list.h:18
virtual const char * get_name() const
The class Features is the base class of all feature objects.
Definition: Features.h:68
virtual void cleanup()
cleanup
Preprocessor that decompresses compressed strings.
virtual EPreprocessorType get_type() const
return a type of preprocessor TODO: template specification of get_type

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