Merge "audio VTS: Clarify numbers used by CompressedOffloadOutputStreamTest"

    ASSERT_NO_FATAL_FAILURE(createPatchIfNeeded());

    const int presentationeEndPrecisionMs = 1000;

    const int sampleRate = 44100;

    // The duration of sine882hz3s.mp3 is: 3 seconds + (576 + 756) samples.

    // This is a mono file, thus 1 frame = 1 sample for it.

    const int fullTrackDurationMs = 3000 + (576 + 756) * 1000 / sampleRate;

    const int significantSampleNumber = (presentationeEndPrecisionMs * sampleRate) / 1000;

    // 'delay' is the amount of frames ignored at the beginning, 'padding' is the amount of frames

    // ignored at the end of the track. Extra 1000 samples are requested for trimming to reduce the

    // test running time.

    const int delay = 576 + 1000;

    const int padding = 756 + 1000;

    const int durationMs = 3000 - 44;

    const int durationMs = fullTrackDurationMs - (delay + padding) * 1000 / sampleRate;

    auto start = std::chrono::steady_clock::now();

    auto callbacks = sp<OffloadCallbacks>::make();

    std::mutex presentationEndLock;