replace MULL by MULH + shift in dct32() (code is very slightly faster, and the compil...
[libav.git] / cmdutils.h
1 #ifndef _CMD_UTILS_H
2 #define _CMD_UTILS_H
3
4 typedef struct {
5 const char *name;
6 int flags;
7 #define HAS_ARG 0x0001
8 #define OPT_BOOL 0x0002
9 #define OPT_EXPERT 0x0004
10 #define OPT_STRING 0x0008
11 #define OPT_VIDEO 0x0010
12 #define OPT_AUDIO 0x0020
13 #define OPT_GRAB 0x0040
14 #define OPT_INT 0x0080
15 #define OPT_FLOAT 0x0100
16 #define OPT_SUBTITLE 0x0200
17 #define OPT_FUNC2 0x0400
18 union {
19 void (*func_arg)(const char *); //FIXME passing error code as int return would be nicer then exit() in the func
20 int *int_arg;
21 char **str_arg;
22 float *float_arg;
23 int (*func2_arg)(const char *, const char *);
24 } u;
25 const char *help;
26 const char *argname;
27 } OptionDef;
28
29 void show_help_options(const OptionDef *options, const char *msg, int mask, int value);
30 void parse_options(int argc, char **argv, const OptionDef *options);
31 void parse_arg_file(const char *filename);
32 void print_error(const char *filename, int err);
33
34 #endif /* _CMD_UTILS_H */