diff --git a/multimedia/player_framework/avplayer.h b/multimedia/player_framework/avplayer.h
index ab0d17cd3db94677f00be9027f49a98bb6169c09..b5d354b9f9b7669d88c5f1005321cf0b145bdf5d 100644
--- a/multimedia/player_framework/avplayer.h
+++ b/multimedia/player_framework/avplayer.h
@@ -563,6 +563,46 @@ OH_AVErrCode OH_AVPlayer_GetMediaKeySystemInfo(OH_AVPlayer *player, DRM_MediaKey
 OH_AVErrCode OH_AVPlayer_SetDecryptionConfig(OH_AVPlayer *player, MediaKeySession *mediaKeySession,
     bool secureVideoPath);
 
+/**
+ * @brief mute or unmute specified media.
+ * @syscap SystemCapability.Multimedia.Media.AVPlayer
+ * @param player Pointer to an OH_AVPlayer instance
+ * @param mediaType Indicates the target media type. see @OH_AVCodec.OH_MediaType
+ * @param isMuted The switch to set mute or unmute
+ * @return Function result code.
+ *         {@link AV_ERR_OK} if the execution is successful.
+ *         {@link AV_ERR_INVALID_VAL} if input player is nullptr or media don't contain specified mediaType.
+ *         {@link AV_ERR_UNSUPPORT} if the specified mediaType not supported.
+ * @since 13
+*/
+OH_AVErrCode OH_AVPlayer_SetMediaMuted(OH_AVPlayer *player, OH_MediaType mediaType, bool isMuted);
+
+/**
+ * @brief Add the subtitle source for the player. The corresponding source can be http url.
+ * @syscap SystemCapability.Multimedia.Media.AVPlayer
+ * @param player Pointer to an OH_AVPlayer instance
+ * @param url Indicates the playback source.
+ * @return Function result code.
+ *         {@link AV_ERR_OK} if the execution is successful.
+ *         {@link AV_ERR_INVALID_VAL} if input player is nullptr, url is null or player setUrlSource failed.
+ * @since 13
+ */
+OH_AVErrCode OH_AVPlayer_AddSubtitleFromUrl(H_AVPlayer *player, const char *url);
+
+/**
+ * @brief Add the subtitle file descriptor source for the player.
+ * @syscap SystemCapability.Multimedia.Media.AVPlayer
+ * @param player Pointer to an OH_AVPlayer instance
+ * @param fd Indicates the file descriptor of subtitle source.
+ * @param offset Indicates the offset of subtitle source in file descriptor.
+ * @param size Indicates the size of subtitle source.
+ * @return Function result code.
+ *         {@link AV_ERR_OK} if the execution is successful.
+ *         {@link AV_ERR_INVALID_VAL} if input player is nullptr or player setFdSource failed.
+ * @since 13
+ */
+OH_AVErrCode OH_AVPlayer_AddSubtitleFromFd(H_AVPlayer *player, int32_t fd, int64_t offset, int64_t size);
+
 #ifdef __cplusplus
 }
 #endif
diff --git a/multimedia/player_framework/avplayer_base.h b/multimedia/player_framework/avplayer_base.h
index 903a52f72ae0a6c957451398b9cb494a871781d2..5dcc9126b4ba1152ee9294079144cd89b14d26b9 100644
--- a/multimedia/player_framework/avplayer_base.h
+++ b/multimedia/player_framework/avplayer_base.h
@@ -172,6 +172,41 @@ typedef enum AVPlayerOnInfoType {
     AV_INFO_TYPE_AUDIO_OUTPUT_DEVICE_CHANGE = 17,
 } AVPlayerOnInfoType;
 
+/**
+ * @brief Key to get subtitle text, value type is char array.
+ * @syscap SystemCapability.Multimedia.Media.AVPlayer
+ * @since 13
+ */
+extern const char* OH_PLAYER_SUBTITLE_TEXT;
+
+/**
+ * @brief Key to get subtitle pts, value type is int32_t.
+ * @syscap SystemCapability.Multimedia.Media.AVPlayer
+ * @since 13
+ */
+extern const char* OH_PLAYER_SUBTITLE_PTS;
+
+/**
+ * @brief Key to get subtitle duration, value type is int32_t.
+ * @syscap SystemCapability.Multimedia.Media.AVPlayer
+ * @since 13
+ */
+extern const char* OH_PLAYER_SUBTITLE_DURATION;
+
+/**
+ * @brief Key to get track count, value type is uint32_t.
+ * @syscap SystemCapability.Multimedia.Media.AVPlayer
+ * @since 13
+ */
+extern const char* OH_PLAYER_TRACK_COUNT;
+
+/**
+ * @brief Key to get track info array, value type is OH_AVFormat pointer array.
+ * @syscap SystemCapability.Multimedia.Media.AVPlayer
+ * @since 13
+ */
+extern const char* OH_PLAYER_TRACK_INFO_ARRAY;
+
 /**
  * @brief Called when a player message or alarm is received.
  * @syscap SystemCapability.Multimedia.Media.AVPlayer