public void EachFrame(int frame, int frameNum, PictureData picture)
{
if (this.StartMargin != -1 && frame == this.StartMargin)
{
this.Target = 0;
}
else if (this.EndMargin != -1 && frame == frameNum - this.EndMargin - this.FadeInOutSpan)
{
this.Target = this.Max;
}
if (this.Level < this.Target)
{
this.Level++;
}
else if (this.Target < this.Level)
{
this.Level--;
}
if (0 < this.Level)
{
picture.SetDrakness(this.Level * 1.0 / this.Max);
}
}
public VideoData(PictureData mainPicture, int frameNum, string wDir)
{
if (mainPicture == null)
{
throw new Exception("mainPicture is null");
}
if (frameNum < 1 || IntTools.IMAX < frameNum)
{
throw new Exception("Bad frameNum: " + frameNum);
}
if (string.IsNullOrEmpty(wDir) || Directory.Exists(wDir) == false)
{
throw new Exception("Bad wDir: " + wDir);
}
this.MainPicture = mainPicture;
this.FrameNum = frameNum;
this.WDir = wDir;
}