Adding upstream version 124.0.1.upstream/124.0.1

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 369 insertions, 0 deletions

diff --git a/third_party/libwebrtc/modules/desktop_capture/desktop_frame_unittest.cc b/third_party/libwebrtc/modules/desktop_capture/desktop_frame_unittest.cc
new file mode 100644
index 0000000000..e690e6ae5b
--- /dev/null
+++ b/third_party/libwebrtc/modules/desktop_capture/desktop_frame_unittest.cc
@@ -0,0 +1,369 @@
+/*
+ *  Copyright (c) 2019 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/desktop_frame.h"
+
+#include <memory>
+
+#include "modules/desktop_capture/desktop_region.h"
+#include "modules/desktop_capture/test_utils.h"
+#include "rtc_base/arraysize.h"
+#include "test/gtest.h"
+
+namespace webrtc {
+
+namespace {
+
+std::unique_ptr<DesktopFrame> CreateTestFrame(DesktopRect rect,
+                                              int pixels_value) {
+  DesktopSize size = rect.size();
+  auto frame = std::make_unique<BasicDesktopFrame>(size);
+  frame->set_top_left(rect.top_left());
+  memset(frame->data(), pixels_value, frame->stride() * size.height());
+  return frame;
+}
+
+struct TestData {
+  const char* description;
+  DesktopRect dest_frame_rect;
+  DesktopRect src_frame_rect;
+  double horizontal_scale;
+  double vertical_scale;
+  DesktopRect expected_overlap_rect;
+};
+
+void RunTest(const TestData& test) {
+  // Copy a source frame with all bits set into a dest frame with none set.
+  auto dest_frame = CreateTestFrame(test.dest_frame_rect, 0);
+  auto src_frame = CreateTestFrame(test.src_frame_rect, 0xff);
+
+  dest_frame->CopyIntersectingPixelsFrom(*src_frame, test.horizontal_scale,
+                                         test.vertical_scale);
+
+  // Translate the expected overlap rect to be relative to the dest frame/rect.
+  DesktopVector dest_frame_origin = test.dest_frame_rect.top_left();
+  DesktopRect relative_expected_overlap_rect = test.expected_overlap_rect;
+  relative_expected_overlap_rect.Translate(-dest_frame_origin.x(),
+                                           -dest_frame_origin.y());
+
+  // Confirm bits are now set in the dest frame if & only if they fall in the
+  // expected range.
+  for (int y = 0; y < dest_frame->size().height(); ++y) {
+    SCOPED_TRACE(y);
+
+    for (int x = 0; x < dest_frame->size().width(); ++x) {
+      SCOPED_TRACE(x);
+
+      DesktopVector point(x, y);
+      uint8_t* data = dest_frame->GetFrameDataAtPos(point);
+      uint32_t pixel_value = *reinterpret_cast<uint32_t*>(data);
+      bool was_copied = pixel_value == 0xffffffff;
+      ASSERT_TRUE(was_copied || pixel_value == 0);
+
+      bool expected_to_be_copied =
+          relative_expected_overlap_rect.Contains(point);
+
+      ASSERT_EQ(was_copied, expected_to_be_copied);
+    }
+  }
+}
+
+void RunTests(const TestData* tests, int num_tests) {
+  for (int i = 0; i < num_tests; i++) {
+    const TestData& test = tests[i];
+
+    SCOPED_TRACE(test.description);
+
+    RunTest(test);
+  }
+}
+
+}  // namespace
+
+TEST(DesktopFrameTest, NewFrameIsBlack) {
+  auto frame = std::make_unique<BasicDesktopFrame>(DesktopSize(10, 10));
+  EXPECT_TRUE(frame->FrameDataIsBlack());
+}
+
+TEST(DesktopFrameTest, EmptyFrameIsNotBlack) {
+  auto frame = std::make_unique<BasicDesktopFrame>(DesktopSize());
+  EXPECT_FALSE(frame->FrameDataIsBlack());
+}
+
+TEST(DesktopFrameTest, FrameDataSwitchesBetweenNonBlackAndBlack) {
+  auto frame = CreateTestFrame(DesktopRect::MakeXYWH(0, 0, 10, 10), 0xff);
+  EXPECT_FALSE(frame->FrameDataIsBlack());
+  frame->SetFrameDataToBlack();
+  EXPECT_TRUE(frame->FrameDataIsBlack());
+}
+
+TEST(DesktopFrameTest, CopyIntersectingPixelsMatchingRects) {
+  // clang-format off
+  const TestData tests[] = {
+    {"0 origin",
+     DesktopRect::MakeXYWH(0, 0, 2, 2),
+     DesktopRect::MakeXYWH(0, 0, 2, 2),
+     1.0, 1.0,
+     DesktopRect::MakeXYWH(0, 0, 2, 2)},
+
+    {"Negative origin",
+     DesktopRect::MakeXYWH(-1, -1, 2, 2),
+     DesktopRect::MakeXYWH(-1, -1, 2, 2),
+     1.0, 1.0,
+     DesktopRect::MakeXYWH(-1, -1, 2, 2)}
+  };
+  // clang-format on
+
+  RunTests(tests, arraysize(tests));
+}
+
+TEST(DesktopFrameTest, CopyIntersectingPixelsMatchingRectsScaled) {
+  // The scale factors shouldn't affect matching rects (they're only applied
+  // to any difference between the origins)
+  // clang-format off
+  const TestData tests[] = {
+    {"0 origin 2x",
+     DesktopRect::MakeXYWH(0, 0, 2, 2),
+     DesktopRect::MakeXYWH(0, 0, 2, 2),
+     2.0, 2.0,
+     DesktopRect::MakeXYWH(0, 0, 2, 2)},
+
+    {"0 origin 0.5x",
+     DesktopRect::MakeXYWH(0, 0, 2, 2),
+     DesktopRect::MakeXYWH(0, 0, 2, 2),
+     0.5, 0.5,
+     DesktopRect::MakeXYWH(0, 0, 2, 2)},
+
+    {"Negative origin 2x",
+     DesktopRect::MakeXYWH(-1, -1, 2, 2),
+     DesktopRect::MakeXYWH(-1, -1, 2, 2),
+     2.0, 2.0,
+     DesktopRect::MakeXYWH(-1, -1, 2, 2)},
+
+    {"Negative origin 0.5x",
+     DesktopRect::MakeXYWH(-1, -1, 2, 2),
+     DesktopRect::MakeXYWH(-1, -1, 2, 2),
+     0.5, 0.5,
+     DesktopRect::MakeXYWH(-1, -1, 2, 2)}
+  };
+  // clang-format on
+
+  RunTests(tests, arraysize(tests));
+}
+
+TEST(DesktopFrameTest, CopyIntersectingPixelsFullyContainedRects) {
+  // clang-format off
+  const TestData tests[] = {
+    {"0 origin top left",
+     DesktopRect::MakeXYWH(0, 0, 2, 2),
+     DesktopRect::MakeXYWH(0, 0, 1, 1),
+     1.0, 1.0,
+     DesktopRect::MakeXYWH(0, 0, 1, 1)},
+
+    {"0 origin bottom right",
+     DesktopRect::MakeXYWH(0, 0, 2, 2),
+     DesktopRect::MakeXYWH(1, 1, 1, 1),
+     1.0, 1.0,
+     DesktopRect::MakeXYWH(1, 1, 1, 1)},
+
+    {"Negative origin bottom left",
+     DesktopRect::MakeXYWH(-1, -1, 2, 2),
+     DesktopRect::MakeXYWH(-1, 0, 1, 1),
+     1.0, 1.0,
+     DesktopRect::MakeXYWH(-1, 0, 1, 1)}
+  };
+  // clang-format on
+
+  RunTests(tests, arraysize(tests));
+}
+
+TEST(DesktopFrameTest, CopyIntersectingPixelsFullyContainedRectsScaled) {
+  // clang-format off
+  const TestData tests[] = {
+    {"0 origin top left 2x",
+     DesktopRect::MakeXYWH(0, 0, 2, 2),
+     DesktopRect::MakeXYWH(0, 0, 1, 1),
+     2.0, 2.0,
+     DesktopRect::MakeXYWH(0, 0, 1, 1)},
+
+    {"0 origin top left 0.5x",
+     DesktopRect::MakeXYWH(0, 0, 2, 2),
+     DesktopRect::MakeXYWH(0, 0, 1, 1),
+     0.5, 0.5,
+     DesktopRect::MakeXYWH(0, 0, 1, 1)},
+
+    {"0 origin bottom left 2x",
+     DesktopRect::MakeXYWH(0, 0, 4, 4),
+     DesktopRect::MakeXYWH(1, 1, 2, 2),
+     2.0, 2.0,
+     DesktopRect::MakeXYWH(2, 2, 2, 2)},
+
+    {"0 origin bottom middle 2x/1x",
+     DesktopRect::MakeXYWH(0, 0, 4, 3),
+     DesktopRect::MakeXYWH(1, 1, 2, 2),
+     2.0, 1.0,
+     DesktopRect::MakeXYWH(2, 1, 2, 2)},
+
+    {"0 origin middle 0.5x",
+     DesktopRect::MakeXYWH(0, 0, 3, 3),
+     DesktopRect::MakeXYWH(2, 2, 1, 1),
+     0.5, 0.5,
+     DesktopRect::MakeXYWH(1, 1, 1, 1)},
+
+    {"Negative origin bottom left 2x",
+     DesktopRect::MakeXYWH(-1, -1, 3, 3),
+     DesktopRect::MakeXYWH(-1, 0, 1, 1),
+     2.0, 2.0,
+     DesktopRect::MakeXYWH(-1, 1, 1, 1)},
+
+    {"Negative origin near middle 0.5x",
+     DesktopRect::MakeXYWH(-2, -2, 2, 2),
+     DesktopRect::MakeXYWH(0, 0, 1, 1),
+     0.5, 0.5,
+     DesktopRect::MakeXYWH(-1, -1, 1, 1)}
+  };
+  // clang-format on
+
+  RunTests(tests, arraysize(tests));
+}
+
+
+TEST(DesktopFrameTest, CopyIntersectingPixelsPartiallyContainedRects) {
+  // clang-format off
+  const TestData tests[] = {
+    {"Top left",
+     DesktopRect::MakeXYWH(0, 0, 2, 2),
+     DesktopRect::MakeXYWH(-1, -1, 2, 2),
+     1.0, 1.0,
+     DesktopRect::MakeXYWH(0, 0, 1, 1)},
+
+    {"Top right",
+     DesktopRect::MakeXYWH(0, 0, 2, 2),
+     DesktopRect::MakeXYWH(1, -1, 2, 2),
+     1.0, 1.0,
+     DesktopRect::MakeXYWH(1, 0, 1, 1)},
+
+    {"Bottom right",
+     DesktopRect::MakeXYWH(0, 0, 2, 2),
+     DesktopRect::MakeXYWH(1, 1, 2, 2),
+     1.0, 1.0,
+     DesktopRect::MakeXYWH(1, 1, 1, 1)},
+
+    {"Bottom left",
+     DesktopRect::MakeXYWH(0, 0, 2, 2),
+     DesktopRect::MakeXYWH(-1, 1, 2, 2),
+     1.0, 1.0,
+     DesktopRect::MakeXYWH(0, 1, 1, 1)}
+  };
+  // clang-format on
+
+  RunTests(tests, arraysize(tests));
+}
+
+TEST(DesktopFrameTest, CopyIntersectingPixelsPartiallyContainedRectsScaled) {
+  // clang-format off
+  const TestData tests[] = {
+    {"Top left 2x",
+     DesktopRect::MakeXYWH(0, 0, 2, 2),
+     DesktopRect::MakeXYWH(-1, -1, 3, 3),
+     2.0, 2.0,
+     DesktopRect::MakeXYWH(0, 0, 1, 1)},
+
+    {"Top right 0.5x",
+     DesktopRect::MakeXYWH(0, 0, 2, 2),
+     DesktopRect::MakeXYWH(2, -2, 2, 2),
+     0.5, 0.5,
+     DesktopRect::MakeXYWH(1, 0, 1, 1)},
+
+    {"Bottom right 2x",
+     DesktopRect::MakeXYWH(0, 0, 3, 3),
+     DesktopRect::MakeXYWH(-1, 1, 3, 3),
+     2.0, 2.0,
+     DesktopRect::MakeXYWH(0, 2, 1, 1)},
+
+    {"Bottom left 0.5x",
+     DesktopRect::MakeXYWH(0, 0, 2, 2),
+     DesktopRect::MakeXYWH(-2, 2, 2, 2),
+     0.5, 0.5,
+     DesktopRect::MakeXYWH(0, 1, 1, 1)}
+  };
+  // clang-format on
+
+  RunTests(tests, arraysize(tests));
+}
+
+
+TEST(DesktopFrameTest, CopyIntersectingPixelsUncontainedRects) {
+  // clang-format off
+  const TestData tests[] = {
+    {"Left",
+     DesktopRect::MakeXYWH(0, 0, 2, 2),
+     DesktopRect::MakeXYWH(-1, 0, 1, 2),
+     1.0, 1.0,
+     DesktopRect::MakeXYWH(0, 0, 0, 0)},
+
+    {"Top",
+     DesktopRect::MakeXYWH(0, 0, 2, 2),
+     DesktopRect::MakeXYWH(0, -1, 2, 1),
+     1.0, 1.0,
+     DesktopRect::MakeXYWH(0, 0, 0, 0)},
+
+    {"Right",
+     DesktopRect::MakeXYWH(0, 0, 2, 2),
+     DesktopRect::MakeXYWH(2, 0, 1, 2),
+     1.0, 1.0,
+     DesktopRect::MakeXYWH(0, 0, 0, 0)},
+
+
+    {"Bottom",
+     DesktopRect::MakeXYWH(0, 0, 2, 2),
+     DesktopRect::MakeXYWH(0, 2, 2, 1),
+     1.0, 1.0,
+     DesktopRect::MakeXYWH(0, 0, 0, 0)}
+  };
+  // clang-format on
+
+  RunTests(tests, arraysize(tests));
+}
+
+TEST(DesktopFrameTest, CopyIntersectingPixelsUncontainedRectsScaled) {
+  // clang-format off
+  const TestData tests[] = {
+    {"Left 2x",
+     DesktopRect::MakeXYWH(0, 0, 2, 2),
+     DesktopRect::MakeXYWH(-1, 0, 2, 2),
+     2.0, 2.0,
+     DesktopRect::MakeXYWH(0, 0, 0, 0)},
+
+    {"Top 0.5x",
+     DesktopRect::MakeXYWH(0, 0, 2, 2),
+     DesktopRect::MakeXYWH(0, -2, 2, 1),
+     0.5, 0.5,
+     DesktopRect::MakeXYWH(0, 0, 0, 0)},
+
+    {"Right 2x",
+     DesktopRect::MakeXYWH(0, 0, 2, 2),
+     DesktopRect::MakeXYWH(1, 0, 1, 2),
+     2.0, 2.0,
+     DesktopRect::MakeXYWH(0, 0, 0, 0)},
+
+
+    {"Bottom 0.5x",
+     DesktopRect::MakeXYWH(0, 0, 2, 2),
+     DesktopRect::MakeXYWH(0, 4, 2, 1),
+     0.5, 0.5,
+     DesktopRect::MakeXYWH(0, 0, 0, 0)}
+  };
+  // clang-format on
+
+  RunTests(tests, arraysize(tests));
+}
+
+}  // namespace webrtc