Sometimes, emotion_object_video_handled_get() will return NULL. In that case, the video will be stretched to the terminal's width but only 3 lines high. Use A/R information for better scaling.
Also support videos and fix aspect ratio.
Patch by jpeg.
on insert. this allows multiple insertions to be "active
simultaneously". until all the inset chars are used up. need to wrap
these insert chars with begin/end escapes still for efficiency and so
you can use insert chars elsewhere in the same text output area.
also clean up warnings.
SVN revision: 83394