1 files changed, 62 insertions, 0 deletions
diff --git a/third_party/aom/test/aom_image_test.cc b/third_party/aom/test/aom_image_test.cc
new file mode 100644
index 0000000000..ad48e73e3d
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+++ b/third_party/aom/test/aom_image_test.cc
@@ -0,0 +1,62 @@
+/*
+ * Copyright (c) 2021, Alliance for Open Media. All rights reserved
+ *
+ * This source code is subject to the terms of the BSD 2 Clause License and
+ * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
+ * was not distributed with this source code in the LICENSE file, you can
+ * obtain it at www.aomedia.org/license/software. If the Alliance for Open
+ * Media Patent License 1.0 was not distributed with this source code in the
+ * PATENTS file, you can obtain it at www.aomedia.org/license/patent.
+ */
+
+#include "aom/aom_image.h"
+#include "third_party/googletest/src/googletest/include/gtest/gtest.h"
+
+TEST(AomImageTest, AomImgWrapInvalidAlign) {
+  const int kWidth = 128;
+  const int kHeight = 128;
+  unsigned char buf[kWidth * kHeight * 3];
+
+  aom_image_t img;
+  // Set img_data and img_data_owner to junk values. aom_img_wrap() should
+  // not read these values on failure.
+  img.img_data = (unsigned char *)"";
+  img.img_data_owner = 1;
+
+  aom_img_fmt_t format = AOM_IMG_FMT_I444;
+  // 'align' must be a power of 2 but is not. This causes the aom_img_wrap()
+  // call to fail. The test verifies we do not read the junk values in 'img'.
+  unsigned int align = 31;
+  EXPECT_EQ(aom_img_wrap(&img, format, kWidth, kHeight, align, buf), nullptr);
+}
+
+TEST(AomImageTest, AomImgSetRectOverflow) {
+  const int kWidth = 128;
+  const int kHeight = 128;
+  unsigned char buf[kWidth * kHeight * 3];
+
+  aom_image_t img;
+  aom_img_fmt_t format = AOM_IMG_FMT_I444;
+  unsigned int align = 32;
+  EXPECT_EQ(aom_img_wrap(&img, format, kWidth, kHeight, align, buf), &img);
+
+  EXPECT_EQ(aom_img_set_rect(&img, 0, 0, kWidth, kHeight, 0), 0);
+  // This would result in overflow because -1 is cast to UINT_MAX.
+  EXPECT_NE(aom_img_set_rect(&img, static_cast<unsigned int>(-1),
+                             static_cast<unsigned int>(-1), kWidth, kHeight, 0),
+            0);
+}
+
+TEST(AomImageTest, AomImgAllocNv12) {
+  const int kWidth = 128;
+  const int kHeight = 128;
+
+  aom_image_t img;
+  aom_img_fmt_t format = AOM_IMG_FMT_NV12;
+  unsigned int align = 32;
+  EXPECT_NE(aom_img_alloc(&img, format, kWidth, kHeight, align), nullptr);
+  EXPECT_EQ(img.stride[AOM_PLANE_U], img.stride[AOM_PLANE_Y]);
+  EXPECT_EQ(img.stride[AOM_PLANE_V], 0);
+  EXPECT_EQ(img.planes[AOM_PLANE_V], nullptr);
+  aom_img_free(&img);
+}