2025-03-11: Production version ExifTool 13.25 is now available
Quote from: jochenhecht on Today at 05:47:41 AMWhen I now type in: cd X:\Exiftool 1 it shows: C:\Windows\System32>
QuoteX:\Exiftool 1>exiftool -api quicktimeutc -d "%Y-%m-%d_%H%M%S.%%e" "-filename<createdate" -k "X:\Exiftool 1\PXL_20250324_214659672.mp4"
Warning: [minor] The ExtractEmbedded option may find more tags in the media data - X:/Exiftool 1/PXL_20250324_214659672.mp4
1 image files updated
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QuoteX:\Exiftool 1>exiftool -d "%Y-%m-%d_%H%M%S.%%e" "-filename<createdate" -k "X:\Exiftool 1\PXL_20250324_214659672.mp4"
Warning: Error opening file - X:/Exiftool 1/PXL_20250324_214659672.mp4
Error: File not found - X:/Exiftool 1/PXL_20250324_214659672.mp4
0 image files updated
1 files weren't updated due to errors
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Quote from: StarGeek on March 25, 2025, 10:04:38 AMYes.I search the focallength data all the file and confirm there is no data in video.Quote from: Jhe on March 25, 2025, 04:29:19 AMThanks for your reply.Canon,Nikon,and Panasonic are all recorded. It should be the focal length at the beginning of the video.
This varies by models. My older model Nikon (d5100) doesn't save this value.
Just because a tag exists, it doesn't mean that it will be used in all cameras.