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#include <boost/filesystem.hpp>
#include <getopt.h>
#include "dcp.h"
#include "exceptions.h"
using namespace std;
using namespace boost;
using namespace libdcp;
static void
help (string n)
{
cerr << "Syntax: " << n << " [OPTION] <DCP> <DCP>\n"
<< " -b, --bitwise bitwise check\n"
<< " -v, --version show libdcp version\n"
<< " -h, --help show this help\n"
<< "\n"
<< "The <DCP>s are the DCP directories to compare.\n"
<< "Default is to compare metadata and content ignoring timestamps\n"
<< "and differing UUIDs. Pass -b to perform a bitwise comparison.\n";
}
int
main (int argc, char* argv[])
{
bool bitwise = false;
int option_index = 0;
while (1) {
static struct option long_options[] = {
{ "bitwise", no_argument, 0, 'b'},
{ "version", no_argument, 0, 'v'},
{ "help", no_argument, 0, 'h'},
{ 0, 0, 0, 0 }
};
int c = getopt_long (argc, argv, "bvh", long_options, &option_index);
if (c == -1) {
break;
}
switch (c) {
case 'b':
bitwise = true;
break;
case 'v':
cout << "dcpdiff version " << LIBDCP_VERSION << "\n";
exit (EXIT_SUCCESS);
case 'h':
help (argv[0]);
exit (EXIT_SUCCESS);
}
}
if (argc <= optind || argc > (optind + 2)) {
help (argv[0]);
exit (EXIT_FAILURE);
}
if (!filesystem::exists (argv[optind])) {
cerr << argv[0] << ": DCP " << argv[optind] << " not found.\n";
exit (EXIT_FAILURE);
}
if (!filesystem::exists (argv[optind + 1])) {
cerr << argv[0] << ": DCP " << argv[optind + 1] << " not found.\n";
exit (EXIT_FAILURE);
}
DCP* a = 0;
try {
a = new DCP (argv[optind]);
} catch (FileError& e) {
cerr << "Could not read DCP " << argv[optind] << "; " << e.what() << " " << e.filename() << "\n";
exit (EXIT_FAILURE);
}
DCP* b = 0;
try {
b = new DCP (argv[optind + 1]);
} catch (FileError& e) {
cerr << "Could not read DCP " << argv[optind + 1] << "; " << e.what() << " " << e.filename() << "\n";
exit (EXIT_FAILURE);
}
EqualityFlags flags = EqualityFlags (LIBDCP_METADATA | MXF_INSPECT);
if (bitwise) {
flags = EqualityFlags (flags | MXF_BITWISE);
}
list<string> notes = a->equals (*b, flags);
if (notes.empty ()) {
cout << "DCPs identical\n";
exit (EXIT_SUCCESS);
}
for (list<string>::iterator i = notes.begin(); i != notes.end(); ++i) {
cout << " " << *i << "\n";
}
exit (EXIT_FAILURE);
}
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