blob: a16b0bd33d275d5885e230301eefdfa00b8b5df7 (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
|
#include <iostream>
#include <string.h>
#include <stdlib.h>
#include <qpdf/QPDF.hh>
#include <qpdf/QUtil.hh>
static char const* whoami = 0;
void usage()
{
std::cerr << "Usage: " << whoami << " filename page-number" << std::endl
<< "Prints a dump of the objects in the content streams"
<< " of the given page." << std::endl
<< "Pages are numbered from 1." << std::endl;
exit(2);
}
class ParserCallbacks: public QPDFObjectHandle::ParserCallbacks
{
public:
virtual ~ParserCallbacks()
{
}
virtual void handleObject(QPDFObjectHandle);
virtual void handleEOF();
};
void
ParserCallbacks::handleObject(QPDFObjectHandle obj)
{
std::cout << obj.getTypeName() << ": ";
if (obj.isInlineImage())
{
std::cout << QUtil::hex_encode(obj.getInlineImageValue()) << std::endl;
}
else
{
std::cout << obj.unparse() << std::endl;
}
}
void
ParserCallbacks::handleEOF()
{
std::cout << "-EOF-" << std::endl;
}
int main(int argc, char* argv[])
{
whoami = QUtil::getWhoami(argv[0]);
// For libtool's sake....
if (strncmp(whoami, "lt-", 3) == 0)
{
whoami += 3;
}
if (argc != 3)
{
usage();
}
char const* filename = argv[1];
int pageno = QUtil::string_to_int(argv[2]);
try
{
QPDF pdf;
pdf.processFile(filename);
std::vector<QPDFObjectHandle> pages = pdf.getAllPages();
if ((pageno < 1) || (static_cast<size_t>(pageno) > pages.size()))
{
usage();
}
QPDFObjectHandle page = pages.at(pageno-1);
QPDFObjectHandle contents = page.getKey("/Contents");
ParserCallbacks cb;
QPDFObjectHandle::parseContentStream(contents, &cb);
}
catch (std::exception& e)
{
std::cerr << whoami << ": " << e.what() << std::endl;
exit(2);
}
return 0;
}
|
