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/*
* Copyright (c) 2017 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 "modules/desktop_capture/cropped_desktop_frame.h"
#include <memory>
#include <utility>
#include "modules/desktop_capture/desktop_frame.h"
#include "modules/desktop_capture/shared_desktop_frame.h"
#include "test/gtest.h"
namespace webrtc {
std::unique_ptr<DesktopFrame> CreateTestFrame() {
return std::make_unique<BasicDesktopFrame>(DesktopSize(10, 20));
}
TEST(CroppedDesktopFrameTest, DoNotCreateWrapperIfSizeIsNotChanged) {
std::unique_ptr<DesktopFrame> original = CreateTestFrame();
// owned by `original` and CroppedDesktopFrame.
DesktopFrame* raw_original = original.get();
std::unique_ptr<DesktopFrame> cropped = CreateCroppedDesktopFrame(
std::move(original), DesktopRect::MakeWH(10, 20));
ASSERT_EQ(cropped.get(), raw_original);
}
TEST(CroppedDesktopFrameTest, CropWhenPartiallyOutOfBounds) {
std::unique_ptr<DesktopFrame> cropped =
CreateCroppedDesktopFrame(CreateTestFrame(), DesktopRect::MakeWH(11, 10));
ASSERT_NE(nullptr, cropped);
ASSERT_EQ(cropped->size().width(), 10);
ASSERT_EQ(cropped->size().height(), 10);
ASSERT_EQ(cropped->top_left().x(), 0);
ASSERT_EQ(cropped->top_left().y(), 0);
}
TEST(CroppedDesktopFrameTest, ReturnNullIfCropRegionIsOutOfBounds) {
std::unique_ptr<DesktopFrame> frame = CreateTestFrame();
frame->set_top_left(DesktopVector(100, 200));
ASSERT_EQ(nullptr,
CreateCroppedDesktopFrame(
std::move(frame), DesktopRect::MakeLTRB(101, 203, 109, 218)));
}
TEST(CroppedDesktopFrameTest, CropASubArea) {
std::unique_ptr<DesktopFrame> cropped = CreateCroppedDesktopFrame(
CreateTestFrame(), DesktopRect::MakeLTRB(1, 2, 9, 19));
ASSERT_EQ(cropped->size().width(), 8);
ASSERT_EQ(cropped->size().height(), 17);
ASSERT_EQ(cropped->top_left().x(), 1);
ASSERT_EQ(cropped->top_left().y(), 2);
}
TEST(CroppedDesktopFrameTest, SetTopLeft) {
std::unique_ptr<DesktopFrame> frame = CreateTestFrame();
frame->set_top_left(DesktopVector(100, 200));
frame = CreateCroppedDesktopFrame(std::move(frame),
DesktopRect::MakeLTRB(1, 3, 9, 18));
ASSERT_EQ(frame->size().width(), 8);
ASSERT_EQ(frame->size().height(), 15);
ASSERT_EQ(frame->top_left().x(), 101);
ASSERT_EQ(frame->top_left().y(), 203);
}
TEST(CroppedDesktopFrameTest, InitializedWithZeros) {
std::unique_ptr<DesktopFrame> frame = CreateTestFrame();
const DesktopVector frame_origin = frame->top_left();
const DesktopSize frame_size = frame->size();
std::unique_ptr<DesktopFrame> cropped = CreateCroppedDesktopFrame(
std::move(frame), DesktopRect::MakeOriginSize(frame_origin, frame_size));
for (int j = 0; j < cropped->size().height(); ++j) {
for (int i = 0; i < cropped->stride(); ++i) {
ASSERT_EQ(cropped->data()[i + j * cropped->stride()], 0);
}
}
}
TEST(CroppedDesktopFrameTest, IccProfile) {
const uint8_t fake_icc_profile_data_array[] = {0x1a, 0x00, 0x2b, 0x00,
0x3c, 0x00, 0x4d};
const std::vector<uint8_t> icc_profile(
fake_icc_profile_data_array,
fake_icc_profile_data_array + sizeof(fake_icc_profile_data_array));
std::unique_ptr<DesktopFrame> frame = CreateTestFrame();
EXPECT_EQ(frame->icc_profile().size(), 0UL);
frame->set_icc_profile(icc_profile);
EXPECT_EQ(frame->icc_profile().size(), 7UL);
EXPECT_EQ(frame->icc_profile(), icc_profile);
frame = CreateCroppedDesktopFrame(std::move(frame),
DesktopRect::MakeLTRB(2, 2, 8, 18));
EXPECT_EQ(frame->icc_profile().size(), 7UL);
EXPECT_EQ(frame->icc_profile(), icc_profile);
std::unique_ptr<SharedDesktopFrame> shared =
SharedDesktopFrame::Wrap(std::move(frame));
EXPECT_EQ(shared->icc_profile().size(), 7UL);
EXPECT_EQ(shared->icc_profile(), icc_profile);
std::unique_ptr<DesktopFrame> shared_other = shared->Share();
EXPECT_EQ(shared_other->icc_profile().size(), 7UL);
EXPECT_EQ(shared_other->icc_profile(), icc_profile);
}
} // namespace webrtc