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/*
* Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#include "common_video/plane.h"
#include <math.h>
#include <string.h>
#include "gtest/gtest.h"
namespace webrtc {
TEST(TestPlane, CreateEmptyPlaneValues) {
Plane plane;
int size, stride;
EXPECT_EQ(0, plane.allocated_size());
EXPECT_EQ(0, plane.stride());
EXPECT_TRUE(plane.IsZeroSize());
size = 0;
stride = 20;
EXPECT_EQ(-1, plane.CreateEmptyPlane(size, stride, 1));
EXPECT_EQ(-1, plane.CreateEmptyPlane(10, stride, size));
size = 20;
stride = 0;
EXPECT_EQ(-1, plane.CreateEmptyPlane(size, stride, size));
stride = 20;
EXPECT_EQ(0, plane.CreateEmptyPlane(size, stride, size));
EXPECT_EQ(size, plane.allocated_size());
EXPECT_EQ(stride, plane.stride());
EXPECT_FALSE(plane.IsZeroSize());
}
TEST(TestPlane, ResetSize) {
Plane plane;
EXPECT_TRUE(plane.IsZeroSize());
int allocated_size, plane_size, stride;
EXPECT_EQ(0, plane.allocated_size());
allocated_size = 30;
plane_size = 20;
stride = 10;
EXPECT_EQ(0, plane.CreateEmptyPlane(allocated_size, stride, plane_size));
EXPECT_EQ(allocated_size, plane.allocated_size());
EXPECT_FALSE(plane.IsZeroSize());
plane.ResetSize();
EXPECT_TRUE(plane.IsZeroSize());
}
TEST(TestPlane, PlaneCopy) {
Plane plane1, plane2;
// Copy entire plane.
plane1.CreateEmptyPlane(100, 10, 100);
int size1 = plane1.allocated_size();
int size2 = 30;
plane2.CreateEmptyPlane(50, 15, size2);
int stride1 = plane1.stride();
int stride2 = plane2.stride();
plane1.Copy(plane2);
// Smaller size - keep buffer size as is.
EXPECT_EQ(size1, plane1.allocated_size());
EXPECT_EQ(stride2, plane1.stride());
plane2.Copy(plane1);
// Verify increment of allocated size.
EXPECT_EQ(plane1.allocated_size(), plane2.allocated_size());
EXPECT_EQ(stride2, plane2.stride());
// Copy buffer.
uint8_t buffer1[100];
size1 = 80;
memset(&buffer1, 0, size1);
plane2.Copy(size1, stride1, buffer1);
EXPECT_GE(plane2.allocated_size(), size1);
EXPECT_EQ(0, memcmp(buffer1, plane2.buffer(), size1));
}
TEST(TestPlane, PlaneSwap) {
Plane plane1, plane2;
int size1, size2, stride1, stride2;
plane1.CreateEmptyPlane(100, 10, 100);
plane2.CreateEmptyPlane(50, 15, 50);
size1 = plane1.allocated_size();
stride1 = plane1.stride();
stride2 = plane2.stride();
size2 = plane2.allocated_size();
plane1.Swap(plane2);
EXPECT_EQ(size1, plane2.allocated_size());
EXPECT_EQ(size2, plane1.allocated_size());
EXPECT_EQ(stride2, plane1.stride());
EXPECT_EQ(stride1, plane2.stride());
}
} // namespace webrtc
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