Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream

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

1 files changed, 102 insertions, 0 deletions

diff --git a/third_party/libwebrtc/video/task_queue_frame_decode_scheduler_unittest.cc b/third_party/libwebrtc/video/task_queue_frame_decode_scheduler_unittest.cc
new file mode 100644
index 0000000000..20258c6382
--- /dev/null
+++ b/third_party/libwebrtc/video/task_queue_frame_decode_scheduler_unittest.cc
@@ -0,0 +1,102 @@
+/*
+ *  Copyright (c) 2022 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 "video/task_queue_frame_decode_scheduler.h"
+
+#include <stddef.h>
+
+#include <memory>
+#include <utility>
+
+#include "absl/types/optional.h"
+#include "api/units/time_delta.h"
+#include "api/units/timestamp.h"
+#include "test/gmock.h"
+#include "test/gtest.h"
+#include "test/time_controller/simulated_time_controller.h"
+
+namespace webrtc {
+
+using ::testing::_;
+using ::testing::Eq;
+using ::testing::MockFunction;
+using ::testing::Optional;
+
+TEST(TaskQueueFrameDecodeSchedulerTest, FrameYieldedAfterSpecifiedPeriod) {
+  GlobalSimulatedTimeController time_controller_(Timestamp::Seconds(2000));
+  TaskQueueFrameDecodeScheduler scheduler(time_controller_.GetClock(),
+                                          time_controller_.GetMainThread());
+  constexpr TimeDelta decode_delay = TimeDelta::Millis(5);
+
+  const Timestamp now = time_controller_.GetClock()->CurrentTime();
+  const uint32_t rtp = 90000;
+  const Timestamp render_time = now + TimeDelta::Millis(15);
+  FrameDecodeTiming::FrameSchedule schedule = {
+      .latest_decode_time = now + decode_delay, .render_time = render_time};
+
+  MockFunction<void(uint32_t, Timestamp)> ready_cb;
+  scheduler.ScheduleFrame(rtp, schedule, ready_cb.AsStdFunction());
+  EXPECT_CALL(ready_cb, Call(_, _)).Times(0);
+  EXPECT_THAT(scheduler.ScheduledRtpTimestamp(), Optional(rtp));
+  time_controller_.AdvanceTime(TimeDelta::Zero());
+  // Check that `ready_cb` has not been invoked yet.
+  ::testing::Mock::VerifyAndClearExpectations(&ready_cb);
+
+  EXPECT_CALL(ready_cb, Call(rtp, render_time)).Times(1);
+  time_controller_.AdvanceTime(decode_delay);
+
+  scheduler.Stop();
+}
+
+TEST(TaskQueueFrameDecodeSchedulerTest, NegativeDecodeDelayIsRoundedToZero) {
+  GlobalSimulatedTimeController time_controller_(Timestamp::Seconds(2000));
+  TaskQueueFrameDecodeScheduler scheduler(time_controller_.GetClock(),
+                                          time_controller_.GetMainThread());
+  constexpr TimeDelta decode_delay = TimeDelta::Millis(-5);
+  const Timestamp now = time_controller_.GetClock()->CurrentTime();
+  const uint32_t rtp = 90000;
+  const Timestamp render_time = now + TimeDelta::Millis(15);
+  FrameDecodeTiming::FrameSchedule schedule = {
+      .latest_decode_time = now + decode_delay, .render_time = render_time};
+
+  MockFunction<void(uint32_t, Timestamp)> ready_cb;
+  EXPECT_CALL(ready_cb, Call(rtp, render_time)).Times(1);
+  scheduler.ScheduleFrame(rtp, schedule, ready_cb.AsStdFunction());
+  EXPECT_THAT(scheduler.ScheduledRtpTimestamp(), Optional(rtp));
+  time_controller_.AdvanceTime(TimeDelta::Zero());
+
+  scheduler.Stop();
+}
+
+TEST(TaskQueueFrameDecodeSchedulerTest, CancelOutstanding) {
+  GlobalSimulatedTimeController time_controller_(Timestamp::Seconds(2000));
+  TaskQueueFrameDecodeScheduler scheduler(time_controller_.GetClock(),
+                                          time_controller_.GetMainThread());
+  constexpr TimeDelta decode_delay = TimeDelta::Millis(50);
+  const Timestamp now = time_controller_.GetClock()->CurrentTime();
+  const uint32_t rtp = 90000;
+  FrameDecodeTiming::FrameSchedule schedule = {
+      .latest_decode_time = now + decode_delay,
+      .render_time = now + TimeDelta::Millis(75)};
+
+  MockFunction<void(uint32_t, Timestamp)> ready_cb;
+  EXPECT_CALL(ready_cb, Call).Times(0);
+  scheduler.ScheduleFrame(rtp, schedule, ready_cb.AsStdFunction());
+  EXPECT_THAT(scheduler.ScheduledRtpTimestamp(), Optional(rtp));
+  time_controller_.AdvanceTime(decode_delay / 2);
+  EXPECT_THAT(scheduler.ScheduledRtpTimestamp(), Optional(rtp));
+  scheduler.CancelOutstanding();
+  EXPECT_THAT(scheduler.ScheduledRtpTimestamp(), Eq(absl::nullopt));
+  time_controller_.AdvanceTime(decode_delay / 2);
+
+  scheduler.Stop();
+}
+
+}  // namespace webrtc