diff --git a/multimedia/av_codec/codec_base/libnative_media_codecbase.ndk.json b/multimedia/av_codec/codec_base/libnative_media_codecbase.ndk.json
index 5da23bba59a24e8a472940a550bea99942e1d151..80adbc0e95e2d404adea12e6fe9367230030d98f 100644
--- a/multimedia/av_codec/codec_base/libnative_media_codecbase.ndk.json
+++ b/multimedia/av_codec/codec_base/libnative_media_codecbase.ndk.json
@@ -431,6 +431,18 @@
         "first_introduced": "20",
         "name": "OH_MD_KEY_SQR_FACTOR"
     },
+    {
+        "first_introduced": "20",
+        "name": "OH_MD_KEY_REFERENCE_TRACK_IDS"
+    },
+    {
+        "first_introduced": "20",
+        "name": "OH_MD_KEY_TRACK_REFERENCE_TYPE"
+    },
+    {
+        "first_introduced": "20",
+        "name": "OH_MD_KEY_TRACK_DESCRIPTION"
+    },
     {
         "first_introduced": "20",
         "name": "OH_MD_KEY_MAX_BITRATE"
diff --git a/multimedia/av_codec/native_avcodec_base.h b/multimedia/av_codec/native_avcodec_base.h
index 705b0d651d53c8ce94987ad8876f725ebb211faf..924aa63610d285b4710fda21b03c90e899965deb 100644
--- a/multimedia/av_codec/native_avcodec_base.h
+++ b/multimedia/av_codec/native_avcodec_base.h
@@ -1063,6 +1063,27 @@ extern const char *OH_MD_KEY_SQR_FACTOR;
  * @since 20
  */
 extern const char *OH_MD_KEY_MAX_BITRATE;
+/**
+ * @brief Key for describing the reference relationship between tracks, value type is int32_t*.
+ *
+ * @syscap SystemCapability.Multimedia.Media.CodecBase
+ * @since 20
+*/
+extern const char *OH_MD_KEY_REFERENCE_TRACK_IDS;
+/**
+ * @brief Key for describing the track reference type, value type is string.
+ *
+ * @syscap SystemCapability.Multimedia.Media.CodecBase
+ * @since 20
+*/
+extern const char *OH_MD_KEY_TRACK_REFERENCE_TYPE;
+/**
+ * @brief Key for describing the track description, value type is string.
+ *
+ * @syscap SystemCapability.Multimedia.Media.CodecBase
+ * @since 20
+*/
+extern const char *OH_MD_KEY_TRACK_DESCRIPTION;
 
 /**
  * @brief Media type.
@@ -1079,6 +1100,14 @@ typedef enum OH_MediaType {
      * @since 12
      */
     MEDIA_TYPE_SUBTITLE = 2,
+    /** track is timed meta.
+     * @since 20
+     */
+    MEDIA_TYPE_TIMED_METADATA = 5,
+    /** track is auxiliary.
+     * @since 20
+     */
+    MEDIA_TYPE_AUXILIARY = 6,
 } OH_MediaType;
 
 /**
diff --git a/multimedia/media_foundation/core/libnative_media_core.ndk.json b/multimedia/media_foundation/core/libnative_media_core.ndk.json
index 06942afd5f025d28a538f7950b006bf2a397b41f..50a17108d771c268c862615c7d3728d922e2f9e0 100644
--- a/multimedia/media_foundation/core/libnative_media_core.ndk.json
+++ b/multimedia/media_foundation/core/libnative_media_core.ndk.json
@@ -17,6 +17,7 @@
     { "name": "OH_AVFormat_GetStringValue" },
     { "name": "OH_AVFormat_GetBuffer" },
     { "name": "OH_AVFormat_DumpInfo" },
+    { "name": "OH_AVFormat_GetIntBuffer" },
     { "name": "OH_AVMemory_Create" },
     { "name": "OH_AVMemory_GetAddr" },
     { "name": "OH_AVMemory_GetSize" },
diff --git a/multimedia/media_foundation/native_avformat.h b/multimedia/media_foundation/native_avformat.h
index ac30d2d47e37ffb44167ee56b6eef7c65b8f52b0..98cc98b429ae0ba978233363292be25a886c9e54 100644
--- a/multimedia/media_foundation/native_avformat.h
+++ b/multimedia/media_foundation/native_avformat.h
@@ -322,6 +322,30 @@ bool OH_AVFormat_GetBuffer(struct OH_AVFormat *format, const char *key, uint8_t
  */
 const char *OH_AVFormat_DumpInfo(struct OH_AVFormat *format);
 
+/**
+ * @brief Read an array of int32_t values from an OH_AVFormat object.
+ *
+ * Note that the obtained buffer's lifetime bound to the OH_AVFormat object,
+ * it's automatically invalidated when the format object is destroyed.\n
+ * Applications must explicitly copy the data to newly allocated memory if
+ * the data needs to outlive the OH_AVFormat instance.\n
+ *
+ * @syscap SystemCapability.Multimedia.Media.Core
+ * @param format pointer to an OH_AVFormat instance
+ * @param key Data identifier key
+ * @param addr Pointer to receive the data buffer reference
+ * @param size Pointer to receive the element count
+ * @return The return value is TRUE for success, FALSE for failure
+ * Possible failure causes:
+ * 1. input format is nullptr.
+ * 2. input format's magic error.
+ * 3. key is nullptr.
+ * 4. addr is nullptr.
+ * 5. size is nullptr.
+ * @since 20
+ */
+bool OH_AVFormat_GetIntBuffer(struct OH_AVFormat *format, const char *key, int32_t **addr, size_t *size);
+
 #ifdef __cplusplus
 }
 #endif