<< " start trim " << c->trim_start().seconds ()
<< " end trim " << c->trim_end().seconds () << "\n";
if (c->video) {
cout << "\t" << c->video->size().width << "x" << c->video->size().height << "\n"
<< " start trim " << c->trim_start().seconds ()
<< " end trim " << c->trim_end().seconds () << "\n";
if (c->video) {
cout << "\t" << c->video->size().width << "x" << c->video->size().height << "\n"