void ExportViideoMotionKeyframes(XmlElement parent, VideoMotionKeyframes keyframes)
{
XmlElement elt = AddChild(parent, "Keyframes");
elt.SetAttribute("Count", keyframes.Count.ToString(myNumberFormat));
foreach (VideoMotionKeyframe keyframe in keyframes)
{
ExportVideoMotionKeyframe(elt, keyframe);
}
}
void ImportVideoMotionKeyframes(XmlElement parent, VideoMotionKeyframes keyframes)
{
XmlElement elt = parent["Keyframes"];
if (null == elt)
{
return;
}
foreach (XmlElement child in elt.SelectNodes("VideoMotionKeyframe"))
{
ImportVideoMotionKeyframe(child, keyframes);
}
}
void ImportVideoMotionKeyframe(XmlElement parent, VideoMotionKeyframes keyframes)
{
Timecode position = ChildTimecode(parent, "Position");
VideoMotionKeyframe keyframe;
if (position.Nanos == 0)
{
keyframe = (VideoMotionKeyframe)keyframes[0];
}
else
{
keyframe = new VideoMotionKeyframe(position);
keyframes.Add(keyframe);
}
try { keyframe.Type = ChildVideoKeyframeType(parent, "Type"); } catch {}
try { keyframe.Smoothness = ChildSingle(parent, "Smoothness"); } catch {}
try { keyframe.Center = ChildVideoMotionVertex(parent, "Center"); } catch {}
try { keyframe.Rotation = ChildDouble(parent, "Rotation"); } catch {}
keyframe.Bounds = ChildVideoMotionBounds(parent, "Bounds");
}
