diff --git a/arkui/window_manager/BUILD.gn b/arkui/window_manager/BUILD.gn
index 0e5b250e5e494a0366a7e09ed032b6baf44475dc..17fb43b1ddd6e3432b7f4dac602e05f9ba935794 100644
--- a/arkui/window_manager/BUILD.gn
+++ b/arkui/window_manager/BUILD.gn
@@ -24,6 +24,7 @@ ohos_ndk_library("native_window_manager") {
     "window_manager/oh_window.h",
     "window_manager/oh_window_comm.h",
     "window_manager/oh_window_event_filter.h",
+    "window_manager/oh_window_pip.h",
   ]
 }
 
@@ -33,5 +34,6 @@ ohos_ndk_headers("window_manager_header") {
     "oh_window.h",
     "oh_window_comm.h",
     "oh_window_event_filter.h",
+    "oh_window_pip.h",
   ]
 }
diff --git a/arkui/window_manager/libwm.ndk.json b/arkui/window_manager/libwm.ndk.json
index d3791022bb88f9397ab80c56ba040cb5dce1f8f2..2b377c4799df9333cbb43ed87765db84d067e1d4 100644
--- a/arkui/window_manager/libwm.ndk.json
+++ b/arkui/window_manager/libwm.ndk.json
@@ -86,5 +86,97 @@
     {
         "first_instroduced":"17",
         "name":"OH_WindowManager_ReleaseAllWindowLayoutInfoList"
+    },
+    {
+        "first_instroduced":"20",
+        "name":"OH_PictureInPicture_CreatePip"
+    },
+    {
+        "first_instroduced":"20",
+        "name":"OH_PictureInPicture_SetPipMainWindowId"
+    },
+    {
+        "first_instroduced":"20",
+        "name":"OH_PictureInPicture_SetPipTemplateType"
+    },
+    {
+        "first_instroduced":"20",
+        "name":"OH_PictureInPicture_SetPipRect"
+    },
+    {
+        "first_instroduced":"20",
+        "name":"OH_PictureInPicture_SetPipControlGroup"
+    },
+    {
+        "first_instroduced":"20",
+        "name":"OH_PictureInPicture_SetPipNapiEnv"
+    },
+    {
+        "first_instroduced":"20",
+        "name":"OH_PictureInPicture_DeletePip"
+    },
+    {
+        "first_instroduced":"20",
+        "name":"OH_PictureInPicture_StartPip"
+    },
+    {
+        "first_instroduced":"20",
+        "name":"OH_PictureInPicture_StopPip"
+    },
+    {
+        "first_instroduced":"20",
+        "name":"OH_PictureInPicture_UpdatePipControlStatus"
+    },
+    {
+        "first_instroduced":"20",
+        "name":"OH_PictureInPicture_SetPipControlEnabled"
+    },
+    {
+        "first_instroduced":"20",
+        "name":"OH_PictureInPicture_RegisterStartPipCallback"
+    },
+    {
+        "first_instroduced":"20",
+        "name":"OH_PictureInPicture_UnregisterStartPipCallback"
+    },
+    {
+        "first_instroduced":"20",
+        "name":"OH_PictureInPicture_UnregisterAllStartPipCallbacks"
+    },
+    {
+        "first_instroduced":"20",
+        "name":"OH_PictureInPicture_RegisterLifeCycleListener"
+    },
+    {
+        "first_instroduced":"20",
+        "name":"OH_PictureInPicture_UnregisterLifeCycleListener"
+    },
+    {
+        "first_instroduced":"20",
+        "name":"OH_PictureInPicture_UnregisterAllLifeCycleListeners"
+    },
+    {
+        "first_instroduced":"20",
+        "name":"OH_PictureInPicture_RegisterControlEventListener"
+    },
+    {
+        "first_instroduced":"20",
+        "name":"OH_PictureInPicture_UnregisterControlEventListener"
+    },
+    {
+        "first_instroduced":"20",
+        "name":"OH_PictureInPicture_UnregisterAllControlEventListeners"
+    },
+    {
+        "first_instroduced":"20",
+        "name":"OH_PictureInPicture_RegisterResizeListener"
+    },
+    {
+        "first_instroduced":"20",
+        "name":"OH_PictureInPicture_UnregisterResizeListener"
+    },
+    {
+        "first_instroduced":"20",
+        "name":"OH_PictureInPicture_UnregisterAllResizeListeners"
     }
 ]
\ No newline at end of file
diff --git a/arkui/window_manager/oh_window_comm.h b/arkui/window_manager/oh_window_comm.h
index d015371a54cd8ad17a4bebfdeb62bc8d5eb57e4a..152c9a318270f77fde5a60ae796c8a5b502f744d 100644
--- a/arkui/window_manager/oh_window_comm.h
+++ b/arkui/window_manager/oh_window_comm.h
@@ -92,6 +92,41 @@ typedef enum {
      * @since 15
      */
     WINDOW_MANAGER_ERRORCODE_SYSTEM_ABNORMAL = 1300003,
+    /**
+     * @error Picture-In-Picture failed to destroy.
+     *
+     * @since 20
+     */
+    WINDOW_MANAGER_ERRORCODE_PIP_DESTROY_FAILED = 1300011,
+    /**
+     * @error Picture-In-Picture state is abnormal.
+     *
+     * @since 20
+     */
+    WINDOW_MANAGER_ERRORCODE_PIP_STATE_ABNORMAL = 1300012,
+    /**
+     * @error Picture-In-Picture failed to create.
+     *
+     * @since 20
+     */
+    WINDOW_MANAGER_ERRORCODE_PIP_CREATE_FAILED = 1300013,
+    /**
+     * @error Picture-In-Picture internal error.
+     *
+     * @since 20
+     */
+    WINDOW_MANAGER_ERRORCODE_PIP_INTERNAL_ERROR = 1300014,
+    /**
+     * @error Picture-In-Picture repeated operation.
+     *
+     * @since 20
+     */
+    WINDOW_MANAGER_ERRORCODE_PIP_REPEATED_OPERATION = 1300015,
+    /**
+     * @error Parameter is incorrect.
+     * @since 20
+     */
+    WINDOW_MANAGER_ERRORCODE_INCORRECT_PARAM = 1300016,
 } WindowManager_ErrorCode;
 
 /**
diff --git a/arkui/window_manager/oh_window_pip.h b/arkui/window_manager/oh_window_pip.h
new file mode 100644
index 0000000000000000000000000000000000000000..157722cd902547579dc4778a88a1ab2338c2b04c
--- /dev/null
+++ b/arkui/window_manager/oh_window_pip.h
@@ -0,0 +1,501 @@
+/*
+ * Copyright (c) 2025 Huawei Device Co., Ltd.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/**
+ * @addtogroup OH_PictureInPicture
+ * @file oh_window_pip.h
+ *
+ * @brief Declares C APIs for picture in picture window
+ *
+ * @kit ArkUI
+ * @library libnative_window_manager.so
+ * @syscap SystemCapability.Window.SessionManager
+ * @since 20
+ * @version 1.0
+ */
+#ifndef OH_WINDOW_PIP_H
+#define OH_WINDOW_PIP_H
+
+#include "stdint.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * @brief Enumerates picture in picture template type.
+ * @since 20
+ */
+typedef enum {
+    /** Video play. */
+    VIDEO_PLAY = 0,
+    /** Video call. */
+    VIDEO_CALL = 1,
+    /** Video meeting. */
+    VIDEO_MEETING = 2,
+    /** Video live. */
+    VIDEO_LIVE = 3,
+} PictureInPicture_PipTemplateType;
+
+/**
+ * @brief Enumerates picture in picture control group.
+ * @since 20
+ */
+typedef enum {
+    /** Previous/next control group for video play. */
+    VIDEO_PLAY_VIDEO_PREVIOUS_NEXT = 101,
+    /** Fast forward/backward control group for video play. */
+    VIDEO_PLAY_FAST_FORWARD_BACKWARD = 102,
+    /** Switch on/off the microphone control group for video call. */
+    VIDEO_CALL_MICROPHONE_SWITCH = 201,
+    /** Hang up control group for video call. */
+    VIDEO_CALL_HANG_UP_BUTTON = 202,
+    /** Switch on/off the camera control group for video call. */
+    VIDEO_CALL_CAMERA_SWITCH = 203,
+    /** Mute control group for video call. */
+    VIDEO_CALL_MUTE_SWITCH = 204,
+    /** Hang up control group for video meeting. */
+    VIDEO_MEETING_HANG_UP_BUTTON = 301,
+    /** Switch on/off the camera control group for video meeting. */
+    VIDEO_MEETING_CAMERA_SWITCH = 302,
+    /** Mute control group for video meeting. */
+    VIDEO_MEETING_MUTE_SWITCH = 303,
+    /** Switch on/off the microphone control group for video meeting. */
+    VIDEO_MEETING_MICROPHONE_SWITCH = 304,
+    /** Video play/pause control group for video live. */
+    VIDEO_LIVE_VIDEO_PLAY_PAUSE = 401,
+    /** Mute control group for video live. */
+    VIDEO_LIVE_MUTE_SWITCH = 402,
+} PictureInPicture_PipControlGroup;
+
+/**
+ * @brief Enumerates picture in picture control type.
+ * @since 20
+ */
+typedef enum {
+    /** Video play/pause. */
+    VIDEO_PLAY_PAUSE = 0,
+    /** Video previous. */
+    VIDEO_PREVIOUS = 1,
+    /** Video next. */
+    VIDEO_NEXT = 2,
+    /** Video fast forward. */
+    FAST_FORWARD = 3,
+    /** Video back forward. */
+    FAST_BACKWARD = 4,
+    /** Hang up. */
+    HANG_UP_BUTTON = 5,
+    /** Microphone switch. */
+    MICROPHONE_SWITCH = 6,
+    /** camera switch. */
+    CAMERA_SWITCH = 7,
+    /** mute switch. */
+    MUTE_SWITCH = 8,
+    /** end. */
+    END,
+} PictureInPicture_PipControlType;
+
+/**
+ * @brief Enumerates picture in picture control status.
+ * @since 20
+ */
+typedef enum {
+    /** Play. */
+    PLAY = 1,
+    /** Pause. */
+    PAUSE = 0,
+    /** Open. */
+    OPEN = 1,
+    /** Close. */
+    CLOSE = 0,
+} PictureInPicture_PipControlStatus;
+
+/**
+ * @brief Enumerates picture in picture state.
+ * @since 20
+ */
+typedef enum {
+    /** About to start. */
+    ABOUT_TO_START = 1,
+    /** started. */
+    STARTED = 2,
+    /** About to stop. */
+    ABOUT_TO_STOP = 3,
+    /** stopped. */
+    STOPPED = 4,
+    /** About to restore. */
+    ABOUT_TO_RESTORE = 5,
+    /** Error. */
+    ERROR = 6,
+} PictureInPicture_PipState;
+
+/**
+ * @brief Start the picture-in-picture callback
+ * @param controllerId The picture-in-picture controller ID
+ * @param requestId The picture-in-picture requestId
+ * @param surfaceId The picture-in-picture surfaceId
+ * @since 20
+ */
+typedef void (*WebPipStartPipCallback)(uint32_t controllerId, uint8_t requestId, uint64_t surfaceId);
+
+/**
+ * @brief The picture-in-picture lifecycle callback
+ * @param controllerId The picture-in-picture controller ID
+ * @param state The picture-in-picture state
+ * @param errcode The picture-in-picture error code
+ * @since 20
+ */
+typedef void (*WebPipLifeCycleCallback)(uint32_t controllerId, PictureInPicture_PipState state, int32_t errcode);
+
+/**
+ * @brief The picture-in-picture control event callback
+ * @param controllerId The picture-in-picture controller ID
+ * @param controlType The picture-in-picture control type
+ * @param status The picture-in-picture control status
+ * @since 20
+ */
+typedef void (*WebPipControlEventCallback)(uint32_t controllerId, PictureInPicture_PipControlType controlType,
+    PictureInPicture_PipControlStatus status);
+
+/**
+ * @brief The picture-in-picture size change callback
+ * @param controllerId The picture-in-picture controller ID
+ * @param width The picture-in-picture window width
+ * @param height The picture-in-picture window height
+ * @param scale The picture-in-picture window scale
+ * @since 20
+ */
+typedef void (*WebPipResizeCallback)(uint32_t controllerId, uint32_t width, uint32_t height, double scale);
+
+/**
+ * @brief Create picture-in-picture controller.
+ * @param controllerId The picture-in-picture controller ID
+ * @return Return the result code.
+ *         {@link OK} the function call is successful.
+ *         {@link WINDOW_MANAGER_ERRORCODE_INCORRECT_PARAM} parameter error.
+ *         {@link WINDOW_MANAGER_ERRORCODE_DEVICE_NOT_SUPPORTED} capability not supported.
+ *         {@link WINDOW_MANAGER_ERRORCODE_PIP_INTERNAL_ERROR} pip internal error.
+ * @since 20
+ */
+int32_t OH_PictureInPicture_CreatePip(uint32_t* controllerId);
+
+/**
+ * @brief Set picture-in-picture mainWindowId.
+ *
+ * @param controllerId The picture-in-picture controller ID
+ * @param mainWindowId WindowId of corresponding mainWindow
+ * @return Return the result code.
+ *         {@link OK} the function call is successful.
+ *         {@link WINDOW_MANAGER_ERRORCODE_INCORRECT_PARAM} parameter error.
+ *         {@link WINDOW_MANAGER_ERRORCODE_DEVICE_NOT_SUPPORTED} capability not supported.
+ * @since 20
+ */
+int32_t OH_PictureInPicture_SetPipMainWindowId(uint32_t controllerId, uint32_t mainWindowId);
+
+/**
+ * @brief Set picture-in-picture templateType.
+ *
+ * @param controllerId The picture-in-picture controller ID
+ * @param pipTemplateType The picture-in-picture template type
+ * @return Return the result code.
+ *         {@link OK} the function call is successful.
+ *         {@link WINDOW_MANAGER_ERRORCODE_INCORRECT_PARAM} parameter error.
+ *         {@link WINDOW_MANAGER_ERRORCODE_DEVICE_NOT_SUPPORTED} capability not supported.
+ * @since 20
+ */
+int32_t OH_PictureInPicture_SetPipTemplateType(uint32_t controllerId, PictureInPicture_PipTemplateType pipTemplateType);
+
+/**
+ * @brief Set picture-in-picture rect.
+ *
+ * @param controllerId The picture-in-picture controller ID
+ * @param width The picture-in-picture window width
+ * @param height The picture-in-picture window height
+ * @return Return the result code.
+ *         {@link OK} the function call is successful.
+ *         {@link WINDOW_MANAGER_ERRORCODE_INCORRECT_PARAM} parameter error.
+ *         {@link WINDOW_MANAGER_ERRORCODE_DEVICE_NOT_SUPPORTED} capability not supported.
+ * @since 20
+ */
+int32_t OH_PictureInPicture_SetPipRect(uint32_t controllerId, uint32_t width, uint32_t height);
+
+/**
+ * @brief Set picture-in-picture control group.
+ *
+ * @param controllerId The picture-in-picture controller ID
+ * @param controlGroup The picture-in-picture control group
+ * @param controlGroupLength The length of picture-in-picture control group
+ * @return Return the result code.
+ *         {@link OK} the function call is successful.
+ *         {@link WINDOW_MANAGER_ERRORCODE_INCORRECT_PARAM} parameter error.
+ *         {@link WINDOW_MANAGER_ERRORCODE_DEVICE_NOT_SUPPORTED} capability not supported.
+ * @since 20
+ */
+int32_t OH_PictureInPicture_SetPipControlGroup(uint32_t controllerId, PictureInPicture_PipControlGroup* controlGroup,
+    uint8_t controlGroupLength);
+
+/**
+ * @brief Set picture-in-picture napi env.
+ *
+ * @param controllerId The picture-in-picture controller ID
+ * @param env The picture-in-picture napi env
+ * @return Return the result code.
+ *         {@link OK} the function call is successful.
+ *         {@link WINDOW_MANAGER_ERRORCODE_INCORRECT_PARAM} parameter error.
+ *         {@link WINDOW_MANAGER_ERRORCODE_DEVICE_NOT_SUPPORTED} capability not supported.
+ * @since 20
+ */
+int32_t OH_PictureInPicture_SetPipNapiEnv(uint32_t controllerId, void* env);
+
+/**
+ * @brief Delete picture-in-picture controller.
+ *
+ * @param controllerId The picture-in-picture controller ID
+ * @return Return the result code.
+ *         {@link OK} The function call is successful.
+ *         {@link WINDOW_MANAGER_ERRORCODE_INCORRECT_PARAM} parameter error.
+ * @since 20
+ */
+int32_t OH_PictureInPicture_DeletePip(uint32_t controllerId);
+
+/**
+ * @brief Start picture-in-picture.
+ *
+ * @param controllerId The picture-in-picture controller ID
+ * @return Return the result code.
+ *         {@link OK} the function call is successful.
+ *         {@link WINDOW_MANAGER_ERRORCODE_PIP_STATE_ABNORMAL} the PiP window state is abnormal.
+ *         {@link WINDOW_MANAGER_ERRORCODE_PIP_CREATE_FAILED} failed to create the PiP window.
+ *         {@link WINDOW_MANAGER_ERRORCODE_ERRORCODE_PIP_INTERNAL_ERROR} pip internal error.
+ *         {@link WINDOW_MANAGER_ERRORCODE_PIP_REPEATED_OPERATION} repeated PiP operation.
+ * @since 20
+ */
+int32_t OH_PictureInPicture_StartPip(uint32_t controllerId);
+
+/**
+ * @brief Stop picture-in-picture.
+ *
+ * @param controllerId The picture-in-picture controller ID
+ * @return Return the result code.
+ *         {@link OK} the function call is successful.
+ *         {@link WINDOW_MANAGER_ERRORCODE_PIP_DESTROY_FAILED} failed to destroy the PiP window.
+ *         {@link WINDOW_MANAGER_ERRORCODE_PIP_STATE_ABNORMAL} the PiP window state is abnormal.
+ *         {@link WINDOW_MANAGER_ERRORCODE_ERRORCODE_PIP_INTERNAL_ERROR} pip internal error.
+ *         {@link WINDOW_MANAGER_ERRORCODE_PIP_REPEATED_OPERATION} repeated PiP operation.
+ * @since 20
+ */
+int32_t OH_PictureInPicture_StopPip(uint32_t controllerId);
+
+/**
+ * @brief Update picture-in-picture content size.
+ *
+ * @param controllerId The picture-in-picture controller ID
+ * @param width The picture-in-picture content width
+ * @param height The picture-in-picture content height
+ * @since 20
+ */
+void OH_PictureInPicture_UpdatePipContentSize(uint32_t controllerId, uint32_t width, uint32_t height);
+
+/**
+ * @brief Update picture-in-picture control status.
+ *
+ * @param controllerId The picture-in-picture controller ID
+ * @param controlType The picture-in-picture control type.
+ * @param status The picture-in-picture control status.
+  * @since 20
+ */
+void OH_PictureInPicture_UpdatePipControlStatus(uint32_t controllerId, PictureInPicture_PipControlType controlType,
+    PictureInPicture_PipControlStatus status);
+
+/**
+ * @brief Set picture-in-picture controll enable status.
+ *
+ * @param controllerId The picture-in-picture controller ID
+ * @param controlType The picture-in-picture control type.
+ * @param enabled Indicate the picture-in-picture control is enabled.
+ * @since 20
+ */
+void OH_PictureInPicture_SetPipControlEnabled(uint32_t controllerId, PictureInPicture_PipControlType controlType,
+    bool enabled);
+
+/**
+ * @brief Register picture-in-picture controller start callback.
+ *
+ * @param controllerId The picture-in-picture controller ID
+ * @param callback Start the picture-in-picture callback
+ * @return Return the result code.
+ *         {@link OK} the function call is successful.
+ *         {@link WINDOW_MANAGER_ERRORCODE_INCORRECT_PARAM} parameter error.
+ *         {@link WINDOW_MANAGER_ERRORCODE_DEVICE_NOT_SUPPORTED} capability not supported.
+ *         {@link WINDOW_MANAGER_ERRORCODE_PIP_INTERNAL_ERROR} pip internal error.
+ * @since 20
+ */
+int32_t OH_PictureInPicture_RegisterStartPipCallback(uint32_t controllerId, WebPipStartPipCallback callback);
+
+/**
+ * @brief Unregister picture-in-picture controller start callback.
+ *
+ * @param controllerId The picture-in-picture controller ID
+ * @param callback Start the picture-in-picture callback
+ * @return Return the result code.
+ *         {@link OK} the function call is successful.
+ *         {@link WINDOW_MANAGER_ERRORCODE_INCORRECT_PARAM} parameter error.
+ *         {@link WINDOW_MANAGER_ERRORCODE_DEVICE_NOT_SUPPORTED} capability not supported.
+ *         {@link WINDOW_MANAGER_ERRORCODE_PIP_INTERNAL_ERROR} pip internal error.
+ * @since 20
+ */
+int32_t OH_PictureInPicture_UnregisterStartPipCallback(uint32_t controllerId, WebPipStartPipCallback callback);
+
+/**
+ * @brief Unregister all picture-in-picture controller start callbacks.
+ *
+ * @param controllerId The picture-in-picture controller ID
+ * @return Return the result code.
+ *         {@link OK} the function call is successful.
+ *         {@link WINDOW_MANAGER_ERRORCODE_INCORRECT_PARAM} parameter error.
+ *         {@link WINDOW_MANAGER_ERRORCODE_DEVICE_NOT_SUPPORTED} capability not supported.
+ *         {@link WINDOW_MANAGER_ERRORCODE_PIP_INTERNAL_ERROR} pip internal error.
+ * @since 20
+ */
+int32_t OH_PictureInPicture_UnregisterAllStartPipCallbacks(uint32_t controllerId);
+
+/**
+ * @brief Register picture-in-picture life cycle listener callback.
+ *
+ * @param controllerId The picture-in-picture controller ID
+ * @param callback The picture-in-picture lifecycle callback.
+ * @return Return the result code.
+ *         {@link OK} the function call is successful.
+ *         {@link WINDOW_MANAGER_ERRORCODE_INCORRECT_PARAM} parameter error.
+ *         {@link WINDOW_MANAGER_ERRORCODE_DEVICE_NOT_SUPPORTED} capability not supported.
+ *         {@link WINDOW_MANAGER_ERRORCODE_PIP_INTERNAL_ERROR} pip internal error.
+ * @since 20
+ */
+int32_t OH_PictureInPicture_RegisterLifeCycleListener(uint32_t controllerId, WebPipLifeCycleCallback callback);
+
+/**
+ * @brief Unregister picture-in-picture life cycle listener callback.
+ *
+ * @param controllerId The picture-in-picture controller ID
+ * @param callback The picture-in-picture lifecycle callback.
+ * @return Return the result code.
+ *         {@link OK} the function call is successful.
+ *         {@link WINDOW_MANAGER_ERRORCODE_INCORRECT_PARAM} parameter error.
+ *         {@link WINDOW_MANAGER_ERRORCODE_DEVICE_NOT_SUPPORTED} capability not supported.
+ *         {@link WINDOW_MANAGER_ERRORCODE_PIP_INTERNAL_ERROR} pip internal error.
+ * @since 20
+ */
+int32_t OH_PictureInPicture_UnregisterLifeCycleListener(uint32_t controllerId, WebPipLifeCycleCallback callback);
+
+/**
+ * @brief Unregister all picture-in-picture life cycle listener callbacks.
+ *
+ * @param controllerId The picture-in-picture controller ID
+ * @return Return the result code.
+ *         {@link OK} the function call is successful.
+ *         {@link WINDOW_MANAGER_ERRORCODE_INCORRECT_PARAM} parameter error.
+ *         {@link WINDOW_MANAGER_ERRORCODE_DEVICE_NOT_SUPPORTED} capability not supported.
+ *         {@link WINDOW_MANAGER_ERRORCODE_PIP_INTERNAL_ERROR} pip internal error.
+ * @since 20
+ */
+int32_t OH_PictureInPicture_UnregisterAllLifeCycleListeners(uint32_t controllerId);
+
+/**
+ * @brief Register picture-in-picture control event listener callback.
+ *
+ * @param controllerId The picture-in-picture controller ID
+ * @param callback The picture-in-picture control event callback.
+ * @return Return the result code.
+ *         {@link OK} the function call is successful.
+ *         {@link WINDOW_MANAGER_ERRORCODE_INCORRECT_PARAM} parameter error.
+ *         {@link WINDOW_MANAGER_ERRORCODE_DEVICE_NOT_SUPPORTED} capability not supported.
+ *         {@link WINDOW_MANAGER_ERRORCODE_PIP_INTERNAL_ERROR} pip internal error.
+ * @since 20
+ */
+int32_t OH_PictureInPicture_RegisterControlEventListener(uint32_t controllerId, WebPipControlEventCallback callback);
+
+/**
+ * @brief Unregister picture-in-picture control event listener callback.
+ *
+ * @param controllerId The picture-in-picture controller ID
+ * @param callback The picture-in-picture control event callback.
+ * @return Return the result code.
+ *         {@link OK} the function call is successful.
+ *         {@link WINDOW_MANAGER_ERRORCODE_INCORRECT_PARAM} parameter error.
+ *         {@link WINDOW_MANAGER_ERRORCODE_DEVICE_NOT_SUPPORTED} capability not supported.
+ *         {@link WINDOW_MANAGER_ERRORCODE_PIP_INTERNAL_ERROR} pip internal error.
+ * @since 20
+ */
+int32_t OH_PictureInPicture_UnregisterControlEventListener(uint32_t controllerId, WebPipControlEventCallback callback);
+
+/**
+ * @brief Unregister all picture-in-picture control event listener callbacks.
+ *
+ * @param controllerId The picture-in-picture controller ID
+ * @return Return the result code.
+ *         {@link OK} the function call is successful.
+ *         {@link WINDOW_MANAGER_ERRORCODE_INCORRECT_PARAM} parameter error.
+ *         {@link WINDOW_MANAGER_ERRORCODE_DEVICE_NOT_SUPPORTED} capability not supported.
+ *         {@link WINDOW_MANAGER_ERRORCODE_PIP_INTERNAL_ERROR} pip internal error.
+ * @since 20
+ */
+int32_t OH_PictureInPicture_UnregisterAllControlEventListeners(uint32_t controllerId);
+
+/**
+ * @brief Register picture-in-picture resize listener callback.
+ *
+ * @param controllerId The picture-in-picture controller ID
+ * @param callback The picture-in-picture size change callback.
+ * @return Return the result code.
+ *         {@link OK} the function call is successful.
+ *         {@link WINDOW_MANAGER_ERRORCODE_INCORRECT_PARAM} parameter error.
+ *         {@link WINDOW_MANAGER_ERRORCODE_DEVICE_NOT_SUPPORTED} capability not supported.
+ *         {@link WINDOW_MANAGER_ERRORCODE_PIP_INTERNAL_ERROR} pip internal error.
+ * @since 20
+ */
+int32_t OH_PictureInPicture_RegisterResizeListener(uint32_t controllerId, WebPipResizeCallback callback);
+
+/**
+ * @brief Unregister picture-in-picture resize listener callback.
+ *
+ * @param controllerId The picture-in-picture controller ID
+ * @param callback The picture-in-picture size change callback.
+ * @return Return the result code.
+ *         {@link OK} the function call is successful.
+ *         {@link WINDOW_MANAGER_ERRORCODE_INCORRECT_PARAM} parameter error.
+ *         {@link WINDOW_MANAGER_ERRORCODE_DEVICE_NOT_SUPPORTED} capability not supported.
+ *         {@link WINDOW_MANAGER_ERRORCODE_PIP_INTERNAL_ERROR} pip internal error.
+ * @since 20
+ */
+int32_t OH_PictureInPicture_UnregisterResizeListener(uint32_t controllerId, WebPipResizeCallback callback);
+
+/**
+ * @brief Unregister all picture-in-picture resize listener callbacks.
+ *
+ * @param controllerId The picture-in-picture controller ID
+ * @return Return the result code.
+ *         {@link OK} the function call is successful.
+ *         {@link WINDOW_MANAGER_ERRORCODE_INCORRECT_PARAM} parameter error.
+ *         {@link WINDOW_MANAGER_ERRORCODE_DEVICE_NOT_SUPPORTED} capability not supported.
+ *         {@link WINDOW_MANAGER_ERRORCODE_PIP_INTERNAL_ERROR} pip internal error.
+ * @since 20
+ */
+int32_t OH_PictureInPicture_UnregisterAllResizeListeners(uint32_t controllerId);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif // OH_WINDOW_PIP_H
\ No newline at end of file