avfilter: remove ff_copy_int*_list

The functions are unused
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

libavfilter/formats.c

@@ -274,20 +274,6 @@ int ff_fmt_is_in(int fmt, const int *fmts)
     }                                                                   \
 }
 
-int *ff_copy_int_list(const int * const list)
-{
-    int *ret = NULL;
-    COPY_INT_LIST(ret, list, int);
-    return ret;
-}
-
-int64_t *ff_copy_int64_list(const int64_t * const list)
-{
-    int64_t *ret = NULL;
-    COPY_INT_LIST(ret, list, int64_t);
-    return ret;
-}
-
 #define MAKE_FORMAT_LIST(type, field, count_field)                      \
     type *formats;                                                      \
     int count = 0;                                                      \

libavfilter/internal.h

@@ -163,18 +163,6 @@ void ff_avfilter_default_free_buffer(AVFilterBuffer *buf);
 /** Tell is a format is contained in the provided list terminated by -1. */
 int ff_fmt_is_in(int fmt, const int *fmts);
 
-/**
- * Return a copy of a list of integers terminated by -1, or NULL in
- * case of copy failure.
- */
-int *ff_copy_int_list(const int * const list);
-
-/**
- * Return a copy of a list of 64-bit integers, or NULL in case of
- * copy failure.
- */
-int64_t *ff_copy_int64_list(const int64_t * const list);
-
 /* Functions to parse audio format arguments */
 
 /**