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 d25ea96d9a10382fab43bed53aa4bb9455e918c5..f46e6e57b2ae70b84a28ba64ecff7d05ae8f7ca3 100644
--- a/multimedia/av_codec/codec_base/libnative_media_codecbase.ndk.json
+++ b/multimedia/av_codec/codec_base/libnative_media_codecbase.ndk.json
@@ -59,6 +59,10 @@
         "first_introduced": "11",
         "name": "OH_AVCODEC_MIMETYPE_AUDIO_G711MU"
     },
+    {
+        "first_introduced": "12",
+        "name": "OH_AVCODEC_MIMETYPE_AUDIO_LBVC"
+    },
     {
         "first_introduced": "12",
         "name": "OH_AVCODEC_MIMETYPE_AUDIO_APE"
diff --git a/multimedia/av_codec/native_avcodec_base.h b/multimedia/av_codec/native_avcodec_base.h
index a567448cf69b8ed9d760e075f3f59530e7aeb841..79fef6d2e886c1d9c03eb26bb960e30f74eb05dc 100644
--- a/multimedia/av_codec/native_avcodec_base.h
+++ b/multimedia/av_codec/native_avcodec_base.h
@@ -218,6 +218,14 @@ extern const char *OH_AVCODEC_MIMETYPE_AUDIO_AMR_WB;
 extern const char *OH_AVCODEC_MIMETYPE_AUDIO_OPUS;
 extern const char *OH_AVCODEC_MIMETYPE_AUDIO_G711MU;
 
+/**
+ * @brief Enumerates the MIME type of audio low bitrate voice codec.
+ *
+ * @syscap SystemCapability.Multimedia.Media.CodecBase
+ * @since 12
+ */
+extern const char *OH_AVCODEC_MIMETYPE_AUDIO_LBVC;
+
 /**
  * @brief Enumerates the MIME type of audio ape codec.
  *
@@ -586,6 +594,16 @@ typedef enum OH_AVOutputFormat {
     AV_OUTPUT_FORMAT_DEFAULT = 0,
     AV_OUTPUT_FORMAT_MPEG_4 = 2,
     AV_OUTPUT_FORMAT_M4A = 6,
+    /**
+     * The muxer output amr file format.
+     * @since 12
+     */
+    AV_OUTPUT_FORMAT_AMR = 8,
+    /**
+     * The muxer output mp3 file format.
+     * @since 12
+     */
+    AV_OUTPUT_FORMAT_MP3 = 9,
 } OH_AVOutputFormat;
 
 /**