QTL

File Format
Name	QTL
Ontology	Electronic File Formats Graphics QTL
Extension(s)	.qtl

QTL is apparently a still image format used to hold PAL or SECAM video images with a YUV color space. It's mentioned in various sites that itemize known file formats, but there is little to be found in the way of documentation of it.

Software

• XnView (as various "YUV" formats)

Links

• reaConverter page about QTL