mirror of
https://github.com/mpv-player/mpv
synced 2024-12-23 15:22:09 +00:00
cce06f6f21
patch by Clément Bœsch, ubitux gmail com git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@32386 b3059339-0415-0410-9bf9-f77b7e298cf2
229 lines
5.8 KiB
C
229 lines
5.8 KiB
C
/*
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* This file is part of MPlayer.
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*
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* MPlayer is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* MPlayer 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with MPlayer; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#ifndef MPLAYER_M_CONFIG_H
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#define MPLAYER_M_CONFIG_H
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/// \defgroup Config Config manager
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///
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/// m_config provides an API to manipulate the config variables in MPlayer.
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/// It makes use of the \ref Options API to provide a context stack that
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/// allows saving and later restoring the state of all variables.
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///@{
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/// \file
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typedef struct m_config_option m_config_option_t;
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typedef struct m_config_save_slot m_config_save_slot_t;
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/// \ingroup ConfigProfiles
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typedef struct m_profile m_profile_t;
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struct m_option;
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struct m_option_type;
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/// Config option save slot
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struct m_config_save_slot {
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/// Previous level slot.
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m_config_save_slot_t* prev;
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/// Level at which the save was made.
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int lvl;
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// We have to store other datatypes in this as well,
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// so make sure we get properly aligned addresses.
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unsigned char data[0] __attribute__ ((aligned (8)));
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};
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/// Config option
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struct m_config_option {
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m_config_option_t* next;
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/// Full name (ie option:subopt).
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char* name;
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/// Option description.
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const struct m_option* opt;
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/// Save slot stack.
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m_config_save_slot_t* slots;
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/// See \ref ConfigOptionFlags.
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unsigned int flags;
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};
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/// \defgroup ConfigProfiles Config profiles
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/// \ingroup Config
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///
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/// Profiles allow to predefine some sets of options that can then
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/// be applied later on with the internal -profile option.
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///
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///@{
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/// Config profile
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struct m_profile {
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m_profile_t* next;
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char* name;
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char* desc;
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int num_opts;
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/// Option/value pair array.
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char** opts;
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};
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///@}
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/// Config object
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/** \ingroup Config */
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typedef struct m_config {
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/// Registered options.
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/** This contains all options and suboptions.
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*/
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m_config_option_t* opts;
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/// Current stack level.
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int lvl;
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/// \ref OptionParserModes
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int mode;
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/// List of defined profiles.
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m_profile_t* profiles;
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/// Depth when recursively including profiles.
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int profile_depth;
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void *optstruct; // struct mpopts or other
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} m_config_t;
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/// \defgroup ConfigOptionFlags Config option flags
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/// \ingroup Config
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///@{
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/// Set if an option has been set at the current level.
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#define M_CFG_OPT_SET (1<<0)
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/// Set if another option already uses the same variable.
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#define M_CFG_OPT_ALIAS (1<<1)
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///@}
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/// Create a new config object.
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/** \ingroup Config
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*/
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m_config_t*
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m_config_new(void *optstruct,
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int includefunc(struct m_option *conf, char *filename));
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/// Free a config object.
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void
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m_config_free(m_config_t* config);
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/// Push a new context.
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/** \param config The config object.
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*/
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void
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m_config_push(m_config_t* config);
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/// Pop the current context restoring the previous context state.
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/** \param config The config object.
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*/
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void
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m_config_pop(m_config_t* config);
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/// Register some options to be used.
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/** \param config The config object.
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* \param args An array of \ref m_option struct.
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* \return 1 on success, 0 on failure.
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*/
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int
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m_config_register_options(m_config_t *config, const struct m_option *args);
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/// Set an option.
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/** \param config The config object.
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* \param arg The option's name.
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* \param param The value of the option, can be NULL.
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* \return See \ref OptionParserReturn.
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*/
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int
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m_config_set_option(m_config_t *config, char* arg, char* param);
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/// Check if an option setting is valid.
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/** \param config The config object.
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* \param arg The option's name.
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* \param param The value of the option, can be NULL.
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* \return See \ref OptionParserReturn.
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*/
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int
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m_config_check_option(const m_config_t *config, char *arg, char *param);
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/// Get the option matching the given name.
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/** \param config The config object.
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* \param arg The option's name.
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*/
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const struct m_option*
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m_config_get_option(const m_config_t *config, char *arg);
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/// Print a list of all registered options.
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/** \param config The config object.
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*/
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void
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m_config_print_option_list(const m_config_t *config);
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/// \addtogroup ConfigProfiles
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///@{
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/// Find the profile with the given name.
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/** \param config The config object.
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* \param arg The profile's name.
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* \return The profile object or NULL.
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*/
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m_profile_t*
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m_config_get_profile(const m_config_t *config, char *name);
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/// Get the profile with the given name, creating it if necessary.
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/** \param config The config object.
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* \param arg The profile's name.
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* \return The profile object.
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*/
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m_profile_t*
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m_config_add_profile(m_config_t* config, char* name);
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/// Set the description of a profile.
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/** Used by the config file parser when defining a profile.
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*
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* \param p The profile object.
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* \param arg The profile's name.
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*/
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void
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m_profile_set_desc(m_profile_t* p, char* desc);
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/// Add an option to a profile.
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/** Used by the config file parser when defining a profile.
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*
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* \param config The config object.
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* \param p The profile object.
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* \param name The option's name.
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* \param val The option's value.
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*/
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int
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m_config_set_profile_option(m_config_t* config, m_profile_t* p,
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char* name, char* val);
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/// Enables profile usage
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/** Used by the config file parser when loading a profile.
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*
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* \param config The config object.
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* \param p The profile object.
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*/
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void
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m_config_set_profile(m_config_t* config, m_profile_t* p);
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///@}
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///@}
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#endif /* MPLAYER_M_CONFIG_H */
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