lavfi/perms: switch to an AVOptions-based system.

doc/filters.texi

@@ -6344,11 +6344,7 @@ Set read/write permissions for the output frames.
 These filters are mainly aimed at developers to test direct path in the
 following filter in the filtergraph.
 
-The filters accept parameters as a list of @var{key}=@var{value} pairs,
-separated by ":". If the key of the first options is omitted, the argument is
-assumed to be the @var{mode}.
-
-A description of the accepted parameters follows.
+The filters accept the following options:
 
 @table @option
 @item mode

libavfilter/avfilter.c

@@ -681,6 +681,8 @@ int avfilter_init_filter(AVFilterContext *filter, const char *args, void *opaque
         !strcmp(filter->filter->name, "pad"        ) ||
         !strcmp(filter->filter->name,   "format") ||
         !strcmp(filter->filter->name, "noformat") ||
+        !strcmp(filter->filter->name, "perms")  ||
+        !strcmp(filter->filter->name, "aperms") ||
         !strcmp(filter->filter->name, "resample") ||
         !strcmp(filter->filter->name, "showspectrum") ||
         !strcmp(filter->filter->name, "silencedetect") ||

libavfilter/f_perms.c

@@ -111,8 +111,6 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *frame)
     return ret;
 }
 
-static const char *const shorthand[] = { "mode", NULL };
-
 #if CONFIG_APERMS_FILTER
 
 #define aperms_options options
@@ -143,7 +141,6 @@ AVFilter avfilter_af_aperms = {
     .inputs      = aperms_inputs,
     .outputs     = aperms_outputs,
     .priv_class  = &aperms_class,
-    .shorthand   = shorthand,
 };
 #endif /* CONFIG_APERMS_FILTER */
 
@@ -177,6 +174,5 @@ AVFilter avfilter_vf_perms = {
     .inputs      = perms_inputs,
     .outputs     = perms_outputs,
     .priv_class  = &perms_class,
-    .shorthand   = shorthand,
 };
 #endif /* CONFIG_PERMS_FILTER */