Changeset 6106 for pjproject/trunk/pjmedia/src/pjmedia/types.c

Timestamp:

Nov 13, 2019 9:11:04 AM (4 years ago)

Author:

nanang

Message:

Close #1437: Video keyframe request/response using RTCP-FB PLI.

File:

• pjproject/trunk/pjmedia/src/pjmedia/types.c (modified) (1 diff)

pjproject/trunk/pjmedia/src/pjmedia/types.c

@@ -20 +20 @@
 #include <pjmedia/types.h>
 #include <pj/assert.h>
+#include <pj/string.h>
 
-/**
+
+/* Map structure for pjmedia type names */
+typedef struct pjmedia_type_map {
+    pjmedia_type type;
+    const char* name;
+} pjmedia_type_map;
+
+/* Internal mapping for pjmedia type names */
+static pjmedia_type_map media_type_names[] = {
+    {PJMEDIA_TYPE_NONE,         "none"},
+    {PJMEDIA_TYPE_AUDIO,        "audio"},
+    {PJMEDIA_TYPE_VIDEO,        "video"},
+    {PJMEDIA_TYPE_APPLICATION,  "application"},
+    {PJMEDIA_TYPE_UNKNOWN,      "unknown"}
+};
+
+/*
  * Utility function to return the string name for a pjmedia_type.
- *
- * @param t             The media type.
- *
- * @return              String.
  */
 PJ_DEF(const char*) pjmedia_type_name(pjmedia_type t)
 {
-    const char *type_names[] = {
-        "none",
-        "audio",
-        "video",
-        "application",
-        "unknown"
-    };
-
-    pj_assert(t < (int)PJ_ARRAY_SIZE(type_names));
+    pj_assert(t < (int)PJ_ARRAY_SIZE(media_type_names));
     pj_assert(PJMEDIA_TYPE_UNKNOWN == 4);
 
-    if (t < (int)PJ_ARRAY_SIZE(type_names))
-        return type_names[t];
+    if (t < (int)PJ_ARRAY_SIZE(media_type_names))
+        return media_type_names[t].name;
     else
         return "??";
 }
+
+/*
+ * Utility function to return the media type for a media name string.
+ */
+PJ_DEF(pjmedia_type) pjmedia_get_type(const pj_str_t *name)
+{
+    int i;
+    for (i = 0; i < PJ_ARRAY_SIZE(media_type_names); ++i) {
+        if (pj_stricmp2(name, media_type_names[i].name)==0)
+            return media_type_names[i].type;
+    }
+    return PJMEDIA_TYPE_UNKNOWN;
+}