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/*
* 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);
}
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