Open Inventor Release 2023.2.3
 
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SoGzipDataCompressor.h
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1/*=======================================================================
2 *** THE CONTENT OF THIS WORK IS PROPRIETARY TO FEI S.A.S, (FEI S.A.S.), ***
3 *** AND IS DISTRIBUTED UNDER A LICENSE AGREEMENT. ***
4 *** ***
5 *** REPRODUCTION, DISCLOSURE, OR USE, IN WHOLE OR IN PART, OTHER THAN AS ***
6 *** SPECIFIED IN THE LICENSE ARE NOT TO BE UNDERTAKEN EXCEPT WITH PRIOR ***
7 *** WRITTEN AUTHORIZATION OF FEI S.A.S. ***
8 *** ***
9 *** RESTRICTED RIGHTS LEGEND ***
10 *** USE, DUPLICATION, OR DISCLOSURE BY THE GOVERNMENT OF THE CONTENT OF THIS ***
11 *** WORK OR RELATED DOCUMENTATION IS SUBJECT TO RESTRICTIONS AS SET FORTH IN ***
12 *** SUBPARAGRAPH (C)(1) OF THE COMMERCIAL COMPUTER SOFTWARE RESTRICTED RIGHT ***
13 *** CLAUSE AT FAR 52.227-19 OR SUBPARAGRAPH (C)(1)(II) OF THE RIGHTS IN ***
14 *** TECHNICAL DATA AND COMPUTER SOFTWARE CLAUSE AT DFARS 52.227-7013. ***
15 *** ***
16 *** COPYRIGHT (C) 1996-2023 BY FEI S.A.S, ***
17 *** BORDEAUX, FRANCE ***
18 *** ALL RIGHTS RESERVED ***
19**=======================================================================*/
20/*=======================================================================
21** Author : VSG (MMM YYYY)
22**=======================================================================*/
23
24
25#ifndef SO_LDM_GZIP_COMPRESSOR_H
26#define SO_LDM_GZIP_COMPRESSOR_H
27
29
30class SoZlib;
31
54{
55 SO_TYPED_CLASS_HEADER();
56
57public:
62
67
75 virtual size_t compress(void *src, size_t srcLen, const TileInfo &tileInfo);
76
84 virtual size_t uncompress(void *dest, size_t destLen, const TileInfo &tileInfo);
85
92 virtual SbString getCompressionFormatName() const { return SbString("gzip"); }
93
98 virtual bool isLossless() { return true; }
99
100private:
101 size_t allocateNeededSpace(size_t srcLen);
102
103 SoZlib* m_zlib;
104};
105
106#endif
107
108
Class for smart character strings.
Definition SbString.h:202
<a href="IconLegend.html"><img src="extLDM.gif" alt="Large Data Management" border="0"></a> Data com...
<a href="IconLegend.html"><img src="extLDM.gif" alt="Large Data Management" border="0"></a> Gzip dat...
virtual SbString getCompressionFormatName() const
Returns the name of the compression algorithm used by this class.
virtual bool isLossless()
This compression is lossless.
virtual ~SoGzipDataCompressor()
Destructor.
virtual size_t compress(void *src, size_t srcLen, const TileInfo &tileInfo)
Compresses the given buffer into the internal buffer.
virtual size_t uncompress(void *dest, size_t destLen, const TileInfo &tileInfo)
Uncompresses data from the internal buffer to the given buffer.
SoGzipDataCompressor()
Constructor.
This structure contains the dimension and the type of the tile being processed.