osu/osu.Game/Storyboards/StoryboardVideo.cs

// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
// See the LICENCE file in the repository root for full licence text.

using osu.Framework.Graphics;
using osu.Game.Storyboards.Drawables;
using osuTK;

namespace osu.Game.Storyboards
{
    public class StoryboardVideo : StoryboardSprite
    {
        public StoryboardVideo(string path, double offset)
            : base(path, Anchor.Centre, Vector2.Zero)
        {
            // This is just required to get a valid StartTime based on the incoming offset.
            // Actual fades are handled inside DrawableStoryboardVideo for now.
            Commands.AddAlpha(Easing.None, offset, offset, 0, 0);
        }

        public override Drawable CreateDrawable() => new DrawableStoryboardVideo(this);
    }
}