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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
commit | 26a029d407be480d791972afb5975cf62c9360a6 (patch) | |
tree | f435a8308119effd964b339f76abb83a57c29483 /third_party/libwebrtc/test/drifting_clock.h | |
parent | Initial commit. (diff) | |
download | firefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz firefox-26a029d407be480d791972afb5975cf62c9360a6.zip |
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'third_party/libwebrtc/test/drifting_clock.h')
-rw-r--r-- | third_party/libwebrtc/test/drifting_clock.h | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/third_party/libwebrtc/test/drifting_clock.h b/third_party/libwebrtc/test/drifting_clock.h new file mode 100644 index 0000000000..4a2500ba30 --- /dev/null +++ b/third_party/libwebrtc/test/drifting_clock.h @@ -0,0 +1,50 @@ +/* + * Copyright (c) 2016 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. + */ +#ifndef TEST_DRIFTING_CLOCK_H_ +#define TEST_DRIFTING_CLOCK_H_ + +#include <stdint.h> + +#include "system_wrappers/include/clock.h" +#include "system_wrappers/include/ntp_time.h" + +namespace webrtc { +namespace test { +class DriftingClock : public Clock { + public: + static constexpr float kNoDrift = 1.0f; + + DriftingClock(Clock* clock, float speed); + + static constexpr float PercentsFaster(float percent) { + return 1.0f + percent / 100.0f; + } + static constexpr float PercentsSlower(float percent) { + return 1.0f - percent / 100.0f; + } + + Timestamp CurrentTime() override { return Drift(clock_->CurrentTime()); } + NtpTime ConvertTimestampToNtpTime(Timestamp timestamp) override { + return Drift(clock_->ConvertTimestampToNtpTime(timestamp)); + } + + private: + TimeDelta Drift() const; + Timestamp Drift(Timestamp timestamp) const; + NtpTime Drift(NtpTime ntp_time) const; + + Clock* const clock_; + const float drift_; + const Timestamp start_time_; +}; +} // namespace test +} // namespace webrtc + +#endif // TEST_DRIFTING_CLOCK_H_ |