diff --git a/multimedia/av_codec/native_avcodec_base.h b/multimedia/av_codec/native_avcodec_base.h
index 645a1e7991277d2b1125ec89bf1b90dfdb95fd85..a3d3fb9a232993e8b19d40ea43ad1c74b4a14a2a 100644
--- a/multimedia/av_codec/native_avcodec_base.h
+++ b/multimedia/av_codec/native_avcodec_base.h
@@ -1211,6 +1211,9 @@ typedef enum OH_TemporalGopReferenceMode {
     ADJACENT_REFERENCE = 0,
     /** Refer to latest long-term reference frame. */
     JUMP_REFERENCE = 1,
+    /** Uniformly scaled reference structure, which has even distribution of video frames after drop the highest
+     *  enhance layer. The temporal group of pictures must be power of 2. */
+    UNIFORMLY_SCALED_REFERENCE = 2,
 } OH_TemporalGopReferenceMode;
 
 #ifdef __cplusplus