@echo
https://www.cy-pr.com/tools/time/@echo 20190101000000 = 1546300800
@echo 20190201000000 = 1548979200
@echo 20190301000000 = 1551398400
@echo 20190401000000 = 1554076800
@echo 20190501000000 = 1556668800
@echo 20190601000000 = 1559347200
@echo 20190701000000 = 1561939200
@echo 20190801000000 = 1564617600
@echo 20190901000000 = 1567296000
@echo 20191001000000 = 1569888000
@echo 20191101000000 = 1572566400
@echo 20191201000000 = 1575158400
@echo 20200101000000 = 1577836800
@echo 20200201000000 = 1580515200
@echo 20200301000000 = 1583020800
@echo 20200401000000 = 1585699200
@echo 20200501000000 = 1588291200
@echo 20200601000000 = 1590969600
@echo 20200701000000 = 1593561600
@echo 20200801000000 = 1596240000
@echo 20200901000000 = 1598918400
@echo 20201001000000 = 1601510400
@echo 20201101000000 = 1604188800
@echo 20201201000000 = 1606780800
@set fixTime0YYYYMM=%cmdGpxDateYYYY%%cmdGpxDateMM%01000000
@echo fixTime0YYYYMM=%fixTime0YYYYMM%
@echo ################## WORK! ##########################
@echo.
if %fixTime0YYYYMM%==20190101000000 (set /a "fixTime0YYYYMMunix=1546300800")
if %fixTime0YYYYMM%==20190201000000 (set /a "fixTime0YYYYMMunix=1548979200")
if %fixTime0YYYYMM%==20190301000000 (set /a "fixTime0YYYYMMunix=1551398400")
if %fixTime0YYYYMM%==20190401000000 (set /a "fixTime0YYYYMMunix=1554076800")
if %fixTime0YYYYMM%==20190501000000 (set /a "fixTime0YYYYMMunix=1556668800")
if %fixTime0YYYYMM%==20190601000000 (set /a "fixTime0YYYYMMunix=1559347200")
if %fixTime0YYYYMM%==20190701000000 (set /a "fixTime0YYYYMMunix=1561939200")
if %fixTime0YYYYMM%==20190801000000 (set /a "fixTime0YYYYMMunix=1564617600")
if %fixTime0YYYYMM%==20190901000000 (set /a "fixTime0YYYYMMunix=1567296000")
if %fixTime0YYYYMM%==20191001000000 (set /a "fixTime0YYYYMMunix=1569888000")
if %fixTime0YYYYMM%==20191101000000 (set /a "fixTime0YYYYMMunix=1572566400")
if %fixTime0YYYYMM%==20191201000000 (set /a "fixTime0YYYYMMunix=1575158400")
if %fixTime0YYYYMM%==20200101000000 (set /a "fixTime0YYYYMMunix=1577836800")
if %fixTime0YYYYMM%==20200201000000 (set /a "fixTime0YYYYMMunix=1580515200")
if %fixTime0YYYYMM%==20200301000000 (set /a "fixTime0YYYYMMunix=1583020800")
if %fixTime0YYYYMM%==20200401000000 (set /a "fixTime0YYYYMMunix=1585699200")
if %fixTime0YYYYMM%==20200501000000 (set /a "fixTime0YYYYMMunix=1588291200")
if %fixTime0YYYYMM%==20200601000000 (set /a "fixTime0YYYYMMunix=1590969600")
if %fixTime0YYYYMM%==20200701000000 (set /a "fixTime0YYYYMMunix=1593561600")
if %fixTime0YYYYMM%==20200801000000 (set /a "fixTime0YYYYMMunix=1596240000")
if %fixTime0YYYYMM%==20200901000000 (set /a "fixTime0YYYYMMunix=1598918400")
if %fixTime0YYYYMM%==20201001000000 (set /a "fixTime0YYYYMMunix=1601510400")
if %fixTime0YYYYMM%==20201101000000 (set /a "fixTime0YYYYMMunix=1604188800")
if %fixTime0YYYYMM%==20201201000000 (set /a "fixTime0YYYYMMunix=1606780800")
@echo fixTime0YYYYMM=%fixTime0YYYYMM% fixTime0YYYYMMunix=%fixTime0YYYYMMunix%
:: Реальний чес як в імені файла і підпису локального часу в відео (лівий нижній кут).