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command: export the flag whether an option was set on commandline

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Can be useful for certain scripts; I think someone requested this.
This commit is contained in:
wm4 2014-11-07 16:33:41 +01:00
parent e002ba74d3
commit 1a5650b628
2 changed files with 38 additions and 0 deletions
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12
DOCS/man/input.rst
View File

@ -1438,6 +1438,18 @@ Property list
access the local value, and the ``old`` value, which will be restored on
end of playback, can not be read or written until end of playback.)
``option-flags/<name>``
Minor additional per-option information.
This has a number of sub-properties. Replace ``<name>`` with the name of
a top-level option.
``option-flags/<name>/set-from-commandline``
Return ``yes`` if the option was set from the mpv command line,
``no`` otherwise. What this is set to if the option is e.g. changed
at runtime is left undefined (meaning it could change in the future).
``property-list``
Return the list of top-level properties.

26
player/command.c
View File

@ -3001,6 +3001,31 @@ static int mp_property_local_options(void *ctx, struct m_property *prop,
return access_option_list(action, arg, true, mpctx);
}
static int mp_property_option_flags(void *ctx, struct m_property *prop,
int action, void *arg)
{
MPContext *mpctx = ctx;
switch (action) {
case M_PROPERTY_KEY_ACTION: {
struct m_property_action_arg *ka = arg;
bstr key;
char *rem;
m_property_split_path(ka->key, &key, &rem);
struct m_config_option *co = m_config_get_co(mpctx->mconfig, key);
if (!co)
return M_PROPERTY_UNKNOWN;
struct m_sub_property props[] = {
{"set-from-commandline", SUB_PROP_FLAG(co->is_set_from_cmdline)},
{0}
};
return m_property_read_sub(props, ka->action, ka->arg);
}
}
return M_PROPERTY_NOT_IMPLEMENTED;
}
static const struct m_property mp_properties[];
static int mp_property_list(void *ctx, struct m_property *prop,
@ -3212,6 +3237,7 @@ static const struct m_property mp_properties[] = {
{"options", mp_property_options},
{"file-local-options", mp_property_local_options},
{"option-flags", mp_property_option_flags},
{"property-list", mp_property_list},
{0},