diff --git a/multimedia/image_framework/include/image/image_common.h b/multimedia/image_framework/include/image/image_common.h
index 6d08b76ae5037c54c9f2b578f85c13b077e4c0b6..f86115ec5d26c66fc96ee29672553a4acb38b8e8 100644
--- a/multimedia/image_framework/include/image/image_common.h
+++ b/multimedia/image_framework/include/image/image_common.h
@@ -184,7 +184,7 @@ typedef enum {
      * DMA supported hdr metadata.
      * @since 20
      */
-    IMAGE_ALLOCATOR_MODE_UNSUPPROTED = 7600501,
+    IMAGE_ALLOCATOR_MODE_UNSUPPORTED = 7600501,
     /** unknown error */
     IMAGE_UNKNOWN_ERROR = 7600901,
     /** decode data source exception */
@@ -245,16 +245,19 @@ typedef enum {
     /**
      * The system determines which memory to use to create the PixelMap.
      * 
+     * @since 20
      */
     IMAGE_ALLOCATOR_MODE_AUTO = 0,
     /**
      * Use DMA buffer to create the PixelMap.
      * 
+     * @since 20
      */
     IMAGE_ALLOCATOR_MODE_DMA = 1,
     /**
      * Use share memory to create the PixelMap.
      * 
+     * @since 20
      */
     IMAGE_ALLOCATOR_MODE_SHARED_MEMORY = 2,
 } IMAGE_ALLOCATOR_MODE;
diff --git a/multimedia/image_framework/include/image/pixelmap_native.h b/multimedia/image_framework/include/image/pixelmap_native.h
index 503e48bb2764c176da6099e516f6c377f6cfefd0..c5578db6e6ab624d562ebeaa604e24735b775245 100644
--- a/multimedia/image_framework/include/image/pixelmap_native.h
+++ b/multimedia/image_framework/include/image/pixelmap_native.h
@@ -583,7 +583,7 @@ Image_ErrorCode OH_PixelmapImageInfo_GetHeight(OH_Pixelmap_ImageInfo *info, uint
  * @param alphaMode The number of imageinfo alphaMode.
  * @return Image functions result code.
  *     {@link IMAGE_SUCCESS} if the execution is successful.
- *     {@link IMAGE_BAD_PARAMETER} pixelmapNative is nullptr, or pixelmapNapi is not a pixelmap.
+ *     {@link IMAGE_BAD_PARAMETER} info is nullptr, or alphaMode is nullptr.
  * @since 20
  */
 Image_ErrorCode OH_PixelmapImageInfo_GetAlphaMode(OH_Pixelmap_ImageInfo *info, int32_t *alphaMode);