* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
-#ifndef _CMD_UTILS_H
-#define _CMD_UTILS_H
+#ifndef CMD_UTILS_H
+#define CMD_UTILS_H
typedef struct {
const char *name;
} OptionDef;
void show_help_options(const OptionDef *options, const char *msg, int mask, int value);
-void parse_options(int argc, char **argv, const OptionDef *options);
-void parse_arg_file(const char *filename);
+
+/**
+ * Parses the command line arguments.
+ * @param options Array with the definitions required to interpret every
+ * option of the form: -<option_name> [<argument>]
+ * @param parse_arg_function Name of the function called to process every
+ * argument without a leading option name flag. NULL if such arguments do
+ * not have to be processed.
+ */
+void parse_options(int argc, char **argv, const OptionDef *options,
+ void (* parse_arg_function)(const char*));
+
void print_error(const char *filename, int err);
-#endif /* _CMD_UTILS_H */
+/**
+ * Prints on stdout the license of the program, which depends on the license of
+ * the compiled libav* libraries.
+ */
+void show_license(void);
+
+#endif /* CMD_UTILS_H */