[libvidcap-commit] SF.net SVN: libvidcap: [81] trunk/examples/vidcapTester/vidcapTester.cpp

[libvidcap c. <lib...@li...>]

Revision: 81
          http://libvidcap.svn.sourceforge.net/libvidcap/?rev=81&view=rev
Author:   bcholew
Date:     2007-12-12 12:25:17 -0800 (Wed, 12 Dec 2007)

Log Message:
-----------
add usage information

Modified Paths:
--------------
    trunk/examples/vidcapTester/vidcapTester.cpp

Modified: trunk/examples/vidcapTester/vidcapTester.cpp
===================================================================
--- trunk/examples/vidcapTester/vidcapTester.cpp	2007-12-12 19:45:41 UTC (rev 80)
+++ trunk/examples/vidcapTester/vidcapTester.cpp	2007-12-12 20:25:17 UTC (rev 81)
@@ -1,6 +1,7 @@
 #include <stdexcept>
 
 #include <QApplication>
+#include <QDebug>
 #include <QIcon>
 
 #include "GrabberManager.h"
@@ -33,6 +34,13 @@
 			level_string.toAscii().constData(), msg);
 }
 
+static void usage()
+{
+	qDebug() << "usage: vidcapTester " <<
+		"[-f FRAMESPERSECOND] " <<
+		"[-w WIDTH] [-h HEIGHT]";
+}
+
 static void parse_args(int argc, char * argv[], int & width, int & height,
 		int & framerate)
 {
@@ -102,6 +110,7 @@
 	catch ( const std::runtime_error & e )
 	{
 		qCritical(e.what());
+		usage();
 		return 1;
 	}
 


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