Magick++: detrans.cpp Source File

Magick++ 7.0.10

detrans.cpp
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1 //
2 // Replace transparency in an image with a solid color using Magick++
3 //
4 // Useful to see how a transparent image looks on a particular
5 // background color, or to create a similar looking effect without
6 // transparency.
7 //
8 // Copyright Bob Friesenhahn, 2000
9 //
10 // Usage: detrans color file...
11 //
12
13 #include <Magick++.h>
14 #include <iostream>
15 using namespace std;
16 using namespace Magick;
17 int main(int argc,char **argv)
18 {
19 if ( argc < 3 )
20 {
21 cout << "Usage: " << argv[0] << " background_color file..." << endl;
22 exit( 1 );
23 }
24
25 // Initialize ImageMagick install location for Windows
26 InitializeMagick(*argv);
27
28 {
29 Color color;
30 try {
31 color = Color(argv[1]);
32 }
33 catch ( Exception &error_ )
34 {
35 cout << error_.what() << endl;
36 cout.flush();
37 exit(1);
38 }
39
40 char **arg = &argv[2];
41 while ( *arg )
42 {
43 string fname(*arg);
44 try {
45 Image overlay( fname );
46 Image base( overlay.size(), color );
47 base.composite( overlay, 0, 0, OverCompositeOp );
48 base.alpha( false );
49 base.write( fname );
50 }
51 catch( Exception &error_ )
52 {
53 cout << error_.what() << endl;
54 }
55 ++arg;
56 }
57 }
58
59 return 0;
60 }
Magick::Exception::what
virtual const char * what() const
Definition: Exception.cpp:56
Magick::Color
class MagickPPExport Color
Definition: Color.h:16
main
int main(int argc, char **argv)
Definition: detrans.cpp:17
Magick::Image::composite
void composite(const Image &compositeImage_, const Geometry &offset_, const CompositeOperator compose_=InCompositeOp)
Definition: Image.cpp:2522
std
STL namespace.
Magick++.h
Magick::Exception
Definition: Exception.h:22
Magick::Image::size
void size(const Geometry &geometry_)
Definition: Image.cpp:1366
Magick::Color
Definition: Color.h:34
Magick
Definition: Blob.h:15
Magick::InitializeMagick
MagickPPExport void InitializeMagick(const char *path_)
Definition: Functions.cpp:43
Magick::Image
Definition: Image.h:53