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/*
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 * Various utilities for command line tools
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 * copyright (c) 2003 Fabrice Bellard
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 *
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 * This file is part of FFmpeg.
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 *
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 * FFmpeg is free software; you can redistribute it and/or
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 * modify it under the terms of the GNU Lesser General Public
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 * License as published by the Free Software Foundation; either
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 * version 2.1 of the License, or (at your option) any later version.
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 *
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 * FFmpeg is distributed in the hope that it will be useful,
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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 * Lesser General Public License for more details.
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 *
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 * You should have received a copy of the GNU Lesser General Public
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 * License along with FFmpeg; if not, write to the Free Software
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 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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 */
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#ifndef _CMD_UTILS_H
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#define _CMD_UTILS_H
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typedef struct {
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    const char *name;
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    int flags;
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#define HAS_ARG    0x0001
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#define OPT_BOOL   0x0002
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#define OPT_EXPERT 0x0004
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#define OPT_STRING 0x0008
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#define OPT_VIDEO  0x0010
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#define OPT_AUDIO  0x0020
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#define OPT_GRAB   0x0040
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#define OPT_INT    0x0080
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#define OPT_FLOAT  0x0100
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#define OPT_SUBTITLE 0x0200
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#define OPT_FUNC2  0x0400
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#define OPT_INT64  0x0800
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     union {
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        void (*func_arg)(const char *); //FIXME passing error code as int return would be nicer then exit() in the func
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        int *int_arg;
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        char **str_arg;
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        float *float_arg;
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        int (*func2_arg)(const char *, const char *);
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        int64_t *int64_arg;
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    } u;
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    const char *help;
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    const char *argname;
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} OptionDef;
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void show_help_options(const OptionDef *options, const char *msg, int mask, int value);
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void parse_options(int argc, char **argv, const OptionDef *options);
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void parse_arg_file(const char *filename);
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void print_error(const char *filename, int err);
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#endif /* _CMD_UTILS_H */