diff --git a/multimedia/image_framework/include/image/pixelmap_native.h b/multimedia/image_framework/include/image/pixelmap_native.h
index 5f176d8215926e024cc745955f917f877d2b97ed..d2d894503c71e4067d394f8402fc8c2576125adb 100644
--- a/multimedia/image_framework/include/image/pixelmap_native.h
+++ b/multimedia/image_framework/include/image/pixelmap_native.h
@@ -334,6 +334,17 @@ Image_ErrorCode OH_PixelmapNative_ReadPixels(OH_PixelmapNative *pixelmap, uint8_
  */
 Image_ErrorCode OH_PixelmapNative_WritePixels(OH_PixelmapNative *pixelmap, uint8_t *source, size_t bufferSize);
 
+/**
+ * @brief Convert {@link OH_PixelmapNative} to standard dynamic range.
+ *
+ * @param pixelmap The Pixelmap pointer will be operated. Pointer connot be null.
+ * @return Returns {@link Image_ErrorCode} IMAGE_SUCCESS - The operation is successful.
+ * returns {@link Image_ErrorCode} IMAGE_BAD_PARAMETER - Parameter error.Possible causes:Parameter verification failed.
+ * returns {@link Image_ErrorCode} IMAGE_UNSUPPORTED_OPERATION - Unsupported operation.Pixelmap can't be converted.
+ * @since 12
+ */
+Image_ErrorCode OH_PixelmapNative_ToSdr(OH_PixelmapNative *pixelmap);
+
 /**
  * @brief Obtains pixel map information of this image.
  *
diff --git a/multimedia/image_framework/libpixelmap.ndk.json b/multimedia/image_framework/libpixelmap.ndk.json
index c1c138185be864f8aa50f7d16654b9a88e060caa..99edf9dd1076ef8eb352dc6d8c49e9a36f266273 100644
--- a/multimedia/image_framework/libpixelmap.ndk.json
+++ b/multimedia/image_framework/libpixelmap.ndk.json
@@ -79,6 +79,10 @@
         "first_introduced": "12",
         "name": "OH_PixelmapNative_WritePixels"
     },
+    {
+        "first_introduced": "12",
+        "name": "OH_PixelmapNative_ToSdr"
+    },
     {
         "first_introduced": "12",
         "name": "OH_PixelmapNative_GetImageInfo"