avtools: move media_type_string() from avprobe to cmdutils.

It will be useful outside of avprobe.

1 files changed, 12 insertions, 0 deletions

diff --git a/cmdutils.c b/cmdutils.c
index 7084faed41..f43f70120a 100644
--- a/cmdutils.c
+++ b/cmdutils.c
@@ -1553,3 +1553,15 @@ void *grow_array(void *array, int elem_size, int *size, int new_size)
     }
     return array;
 }
+
+const char *media_type_string(enum AVMediaType media_type)
+{
+    switch (media_type) {
+    case AVMEDIA_TYPE_VIDEO:      return "video";
+    case AVMEDIA_TYPE_AUDIO:      return "audio";
+    case AVMEDIA_TYPE_DATA:       return "data";
+    case AVMEDIA_TYPE_SUBTITLE:   return "subtitle";
+    case AVMEDIA_TYPE_ATTACHMENT: return "attachment";
+    default:                      return "unknown";
+    }
+}