Storm transcoding mov format to avi, does not trigger "loadedmetadata" method

Select a video file and add loadedmetadata listening to the corresponding video tag:

clipboard.png

mov:
clipboard.png
movaviavi
clipboard.png
Why is this? Flv format (which is also transferred by mov and can also be played normally) is not good either. But the same mkv format transferred from mov can also be used. Ask the great god for advice. Thank you

Mar.10,2021
MySQL Query : SELECT * FROM `codeshelper`.`v9_news` WHERE status=99 AND catid='6' ORDER BY rand() LIMIT 5
MySQL Error : Disk full (/tmp/#sql-temptable-64f5-1b3369a-2be98.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1b3369a-2be98.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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