From 3bfee0599b41dbb749f6336f97cba56131ed3858 Mon Sep 17 00:00:00 2001
From: ms_yan <6576637+ms_yan@user.noreply.gitee.com>
Date: Sun, 3 Jan 2021 15:08:20 +0800
Subject: [PATCH] expose area interpolation for resize

---
 mindspore/dataset/vision/c_transforms.py | 5 ++++-
 mindspore/dataset/vision/utils.py        | 1 +
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/mindspore/dataset/vision/c_transforms.py b/mindspore/dataset/vision/c_transforms.py
index 19d52bdba0..d1039dcf7f 100644
--- a/mindspore/dataset/vision/c_transforms.py
+++ b/mindspore/dataset/vision/c_transforms.py
@@ -58,7 +58,8 @@ from .validators import check_prob, check_crop, check_resize_interpolation, chec
 
 DE_C_INTER_MODE = {Inter.NEAREST: cde.InterpolationMode.DE_INTER_NEAREST_NEIGHBOUR,
                    Inter.LINEAR: cde.InterpolationMode.DE_INTER_LINEAR,
-                   Inter.CUBIC: cde.InterpolationMode.DE_INTER_CUBIC}
+                   Inter.CUBIC: cde.InterpolationMode.DE_INTER_CUBIC,
+                   Inter.AREA: cde.InterpolationMode.DE_INTER_AREA}
 
 DE_C_BORDER_TYPE = {Border.CONSTANT: cde.BorderType.DE_BORDER_CONSTANT,
                     Border.EDGE: cde.BorderType.DE_BORDER_EDGE,
@@ -731,6 +732,8 @@ class Resize(cde.ResizeOp):
 
             - Inter.BICUBIC, means interpolation method is bicubic interpolation.
 
+            - Inter.AREA, means interpolation method is pixel area interpolation.
+
     Examples:
         >>> from mindspore.dataset.vision import Inter
         >>> decode_op = c_vision.Decode()
diff --git a/mindspore/dataset/vision/utils.py b/mindspore/dataset/vision/utils.py
index c2cd397803..08d0fbb690 100644
--- a/mindspore/dataset/vision/utils.py
+++ b/mindspore/dataset/vision/utils.py
@@ -22,6 +22,7 @@ class Inter(IntEnum):
     ANTIALIAS = 1
     BILINEAR = LINEAR = 2
     BICUBIC = CUBIC = 3
+    AREA = 4
 
 
 # Padding Mode, Border Type