AVCHD Time Stamp

Supports NTSC or PAL AVCHD file formats.
Supports large file size (> 100GB).
Superimposes different formats of date/time to the video, including custom stamp format.
Time adjustment (years, months, days, hours, minutes, seconds) to the recording time code.
Stamp in different languages (Numeric, English, Chinese, Czech, Danish, Dutch, Finnish, French, German, Greek, Italian, Japanese, Korean, Norwegian, Polish, Portuguese, Romanian, Russian, Spanish, Swedish).
User selected font (face, style, size).
Font brightness adjustment, optional font outline, and transparency adjustment.
Different stamp duration mode.
Stamp fade in/out.
Arbitrary stamp location.
Preview stamped video, accurate to pixel level. The effect of any change to the stamp options can be viewed instantly, before actual stamp process starts.
Shutdown computer automatically up on completion of stamping all files.
Save settings in a project file.

Here is the online version of the vATS Help file, detailing the features of vATS in every section and dialog.

Visual AVCHD Time Stamp (vATS)