Mark some arrays that never change as const.

4 files changed, 5 insertions, 5 deletions

diff --git a/libavfilter/af_volume.c b/libavfilter/af_volume.c
index 11d85a17eb..0ec42b031e 100644
--- a/libavfilter/af_volume.c
+++ b/libavfilter/af_volume.c
@@ -38,7 +38,7 @@
 #include "internal.h"
 #include "af_volume.h"
 
-static const char *precision_str[] = {
+static const char * const precision_str[] = {
     "fixed", "float", "double"
 };
 
diff --git a/libavfilter/vf_drawtext.c b/libavfilter/vf_drawtext.c
index d119251712..5668c8e8e0 100644
--- a/libavfilter/vf_drawtext.c
+++ b/libavfilter/vf_drawtext.c
@@ -219,7 +219,7 @@ static const AVClass drawtext_class = {
 #define FT_ERRORDEF(e, v, s) { (e), (s) },
 #define FT_ERROR_END_LIST { 0, NULL } };
 
-static struct ft_error {
+static const struct ft_error {
     int err;
     const char *err_msg;
 } ft_errors[] =
diff --git a/libavfilter/vf_libopencv.c b/libavfilter/vf_libopencv.c
index 50d02f84a8..5a97e4bfb6 100644
--- a/libavfilter/vf_libopencv.c
+++ b/libavfilter/vf_libopencv.c
@@ -321,7 +321,7 @@ typedef struct OCVFilterEntry {
     void (*end_frame_filter)(AVFilterContext *ctx, IplImage *inimg, IplImage *outimg);
 } OCVFilterEntry;
 
-static OCVFilterEntry ocv_filter_entries[] = {
+static const OCVFilterEntry ocv_filter_entries[] = {
     { "dilate", sizeof(DilateContext), dilate_init, dilate_uninit, dilate_end_frame_filter },
     { "erode",  sizeof(DilateContext), dilate_init, dilate_uninit, erode_end_frame_filter  },
     { "smooth", sizeof(SmoothContext), smooth_init, NULL, smooth_end_frame_filter },
@@ -333,7 +333,7 @@ static av_cold int init(AVFilterContext *ctx)
     int i;
 
     for (i = 0; i < FF_ARRAY_ELEMS(ocv_filter_entries); i++) {
-        OCVFilterEntry *entry = &ocv_filter_entries[i];
+        const OCVFilterEntry *entry = &ocv_filter_entries[i];
         if (!strcmp(s->name, entry->name)) {
             s->init             = entry->init;
             s->uninit           = entry->uninit;
diff --git a/libavfilter/vf_overlay.c b/libavfilter/vf_overlay.c
index 2fa791d001..fb30993260 100644
--- a/libavfilter/vf_overlay.c
+++ b/libavfilter/vf_overlay.c
@@ -66,7 +66,7 @@ enum EOFAction {
     EOF_ACTION_PASS
 };
 
-static const char *eof_action_str[] = {
+static const char * const eof_action_str[] = {
     "repeat", "endall", "pass"
 };