1 // This may look like C code, but it is really -*- C++ -*-
2 //
3 // Copyright Bob Friesenhahn, 2001, 2002
4 // Copyright Dirk Lemstra 2013-2015
5 //
6 // CoderInfo implementation
7 //
8 
9 #define MAGICKCORE_IMPLEMENTATION  1
10 #define MAGICK_PLUSPLUS_IMPLEMENTATION  1
11 
12 #include "Magick++/Include.h"
13 #include "Magick++/CoderInfo.h"
14 #include "Magick++/Exception.h"
15 
16 using namespace std;
17 
CoderInfo(void)18 Magick::CoderInfo::CoderInfo(void)
19   : _decoderThreadSupport(false),
20     _description(),
21     _encoderThreadSupport(false),
22     _isMultiFrame(false),
23     _isReadable(false),
24     _isWritable(false),
25     _mimeType(),
26     _module(),
27     _name()
28 {
29 }
30 
CoderInfo(const Magick::CoderInfo & coder_)31 Magick::CoderInfo::CoderInfo(const Magick::CoderInfo &coder_)
32   : _decoderThreadSupport(coder_._decoderThreadSupport),
33     _description(coder_._description),
34     _encoderThreadSupport(coder_._encoderThreadSupport),
35     _isMultiFrame(coder_._isMultiFrame),
36     _isReadable(coder_._isReadable),
37     _isWritable(coder_._isWritable),
38     _mimeType(coder_._mimeType),
39     _module(coder_._module),
40     _name(coder_._name)
41 {
42 }
43 
CoderInfo(const std::string & name_)44 Magick::CoderInfo::CoderInfo(const std::string &name_)
45   : _decoderThreadSupport(false),
46     _description(),
47     _encoderThreadSupport(false),
48     _isMultiFrame(false),
49     _isReadable(false),
50     _isWritable(false),
51     _mimeType(),
52     _module(),
53     _name()
54 {
55   const Magick::MagickInfo
56     *magickInfo;
57 
58   GetPPException;
59   magickInfo=GetMagickInfo(name_.c_str(),exceptionInfo);
60   ThrowPPException(false);
61   if (magickInfo == 0)
62     throwExceptionExplicit(MagickCore::OptionError,"Coder not found",
63       name_.c_str());
64   else
65     {
66       _decoderThreadSupport=(GetMagickDecoderThreadSupport(magickInfo) ==
67         MagickTrue) ? true : false;
68       _description=std::string(magickInfo->description);
69       _encoderThreadSupport=(GetMagickEncoderThreadSupport(magickInfo) ==
70         MagickTrue) ? true : false;
71       _isMultiFrame=(GetMagickAdjoin(magickInfo) == MagickTrue) ? true : false;
72       _isReadable=((magickInfo->decoder == (MagickCore::DecodeImageHandler *)
73         NULL) ? false : true);
74       _isWritable=((magickInfo->encoder == (MagickCore::EncodeImageHandler *)
75         NULL) ? false : true);
76       _mimeType=std::string(magickInfo->mime_type != (char *) NULL ?
77         magickInfo->mime_type : "");
78       _module=std::string(magickInfo->magick_module);
79       _name=std::string(magickInfo->name);
80     }
81 }
82 
~CoderInfo(void)83 Magick::CoderInfo::~CoderInfo(void)
84 {
85 }
86 
operator =(const CoderInfo & coder_)87 Magick::CoderInfo& Magick::CoderInfo::operator=(const CoderInfo &coder_)
88 {
89   // If not being set to ourself
90   if (this != &coder_)
91     {
92       _decoderThreadSupport=coder_._decoderThreadSupport;
93       _description=coder_._description;
94       _encoderThreadSupport=coder_._encoderThreadSupport;
95       _isMultiFrame=coder_._isMultiFrame;
96       _isReadable=coder_._isReadable;
97       _isWritable=coder_._isWritable;
98       _mimeType=coder_._mimeType;
99       _module=coder_._module;
100       _name=coder_._name;
101     }
102   return(*this);
103 }
104 
canReadMultithreaded(void) const105 bool Magick::CoderInfo::canReadMultithreaded(void) const
106 {
107   return(_decoderThreadSupport);
108 }
109 
canWriteMultithreaded(void) const110 bool Magick::CoderInfo::canWriteMultithreaded(void) const
111 {
112   return(_encoderThreadSupport);
113 }
114 
description(void) const115 std::string Magick::CoderInfo::description(void) const
116 {
117   return(_description);
118 }
119 
isReadable(void) const120 bool Magick::CoderInfo::isReadable(void) const
121 {
122   return(_isReadable);
123 }
124 
isWritable(void) const125 bool Magick::CoderInfo::isWritable(void) const
126 {
127   return(_isWritable);
128 }
129 
isMultiFrame(void) const130 bool Magick::CoderInfo::isMultiFrame(void) const
131 {
132   return(_isMultiFrame);
133 }
134 
mimeType(void) const135 std::string Magick::CoderInfo::mimeType(void) const
136 {
137   return(_mimeType);
138 }
139 
module(void) const140 std::string Magick::CoderInfo::module(void) const
141 {
142   return(_module);
143 }
144 
name(void) const145 std::string Magick::CoderInfo::name(void) const
146 {
147   return(_name);
148 }
149 
unregister(void) const150 bool Magick::CoderInfo::unregister(void) const
151 {
152   return(UnregisterMagickInfo(_name.c_str()) != MagickFalse);
153 }
154