Elaborate on licensing issues: A few files are from libjpeg and the

[ffmpeg] / cmdutils.h

diff --git a/cmdutils.h b/cmdutils.h
index bd979eba29241f0e8f63ac6b50c06e24cd2ba5c4..e44b6b5bd18ea1f43d20127b042d588092ba27f3 100644 (file)
--- a/cmdutils.h
+++ b/cmdutils.h
@@ -1,5 +1,26 @@
-#ifndef _CMD_UTILS_H
-#define _CMD_UTILS_H
+/*
+ * Various utilities for command line tools
+ * copyright (c) 2003 Fabrice Bellard
+ *
+ * This file is part of FFmpeg.
+ *
+ * FFmpeg is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * FFmpeg is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with FFmpeg; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef CMD_UTILS_H
+#define CMD_UTILS_H
 
 typedef struct {
     const char *name;
@@ -12,18 +33,41 @@ typedef struct {
 #define OPT_AUDIO  0x0020
 #define OPT_GRAB   0x0040
 #define OPT_INT    0x0080
-    union {
-        void (*func_arg)(const char *);
+#define OPT_FLOAT  0x0100
+#define OPT_SUBTITLE 0x0200
+#define OPT_FUNC2  0x0400
+#define OPT_INT64  0x0800
+     union {
+        void (*func_arg)(const char *); //FIXME passing error code as int return would be nicer then exit() in the func
         int *int_arg;
         char **str_arg;
+        float *float_arg;
+        int (*func2_arg)(const char *, const char *);
+        int64_t *int64_arg;
     } u;
     const char *help;
     const char *argname;
 } 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 */