Nextcloud video player timeline tracking is behind current time

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Steps to reproduce

Share a streamable video file
Open the shared link

Expected behaviour

Re: Video player in the frame, user should be better able to seek on the timeline

Actual behaviour

What happens instead is the seek time is displayed behind the current time:

Scrubber

Server configuration

Operating system: Ubuntu 18.04.5 LTS

Web server: nginx 1.16.1

Database: psql (PostgreSQL) 10.14 (Ubuntu 10.14-0ubuntu0.18.04.1)

PHP version: PHP 7.4.11

Nextcloud version: (see Nextcloud admin page) 19.0.4.2

Updated from an older Nextcloud/ownCloud or fresh install: 19.0.3

Where did you install Nextcloud from: nextcloud.com

Signing status:

Signing status

``` No errors have been found. ```

List of activated apps:

App list

``` Enabled: - accessibility: 1.5.0 - activity: 2.12.1 - admin_audit: 1.9.0 - announcementcenter: 3.8.1 - apporder: 0.11.0 - bruteforcesettings: 2.0.1 - calendar: 2.0.4 - camerarawpreviews: 0.7.8 - cloud_federation_api: 1.2.0 - comments: 1.9.0 - dav: 1.15.0 - event_update_notification: 1.0.2 - external: 3.6.0 - extract: 1.2.4 - federatedfilesharing: 1.9.0 - files: 1.14.0 - files_accesscontrol: 1.9.1 - files_automatedtagging: 1.9.0 - files_downloadactivity: 1.8.0 - files_pdfviewer: 1.8.0 - files_readmemd: 1.1.4 - files_rightclick: 0.16.0 - files_sharing: 1.11.0 - files_trackdownloads: 1.8.0 - files_trashbin: 1.9.0 - files_versions: 1.12.0 - files_videoplayer: 1.8.0 - firstrunwizard: 2.8.0 - groupfolders: 7.1.0 - impersonate: 1.6.1 - logreader: 2.4.0 - lookup_server_connector: 1.7.0 - metadata: 0.12.0 - notes: 3.6.4 - notifications: 2.7.0 - oauth2: 1.7.0 - onlyoffice: 6.0.2 - password_policy: 1.9.1 - photos: 1.1.0 - previewgenerator: 2.3.0 - privacy: 1.3.0 - provisioning_api: 1.9.0 - quota_warning: 1.8.0 - ransomware_protection: 1.7.0 - recommendations: 0.7.0 - serverinfo: 1.9.0 - settings: 1.1.0 - sharebymail: 1.9.0 - suspicious_login: 3.2.1 - systemtags: 1.9.0 - tasks: 0.13.4 - text: 3.0.1 - theming: 1.10.0 - twofactor_backupcodes: 1.8.0 - updatenotification: 1.9.0 - user_retention: 1.2.0 - viewer: 1.3.0 - workflowengine: 2.1.0 Disabled: - contacts - contactsinteraction - encryption - federation - files_external - files_linkeditor - nextcloud_announcements - support - survey_client - user_ldap ```

Nextcloud configuration:

Config report

``` { "system": { "passwordsalt": "***REMOVED SENSITIVE VALUE***", "secret": "***REMOVED SENSITIVE VALUE***", "trusted_domains": [ "mals.cloud", "vte53oqym2cp42y7.onion" ], "datadirectory": "***REMOVED SENSITIVE VALUE***", "skeletondirectory": "***REMOVED SENSITIVE VALUE***", "dbtype": "pgsql", "version": "19.0.4.2", "overwrite.cli.url": "***REMOVED SENSITIVE VALUE***", "htaccess.RewriteBase": "\/", "dbname": "***REMOVED SENSITIVE VALUE***", "dbhost": "***REMOVED SENSITIVE VALUE***", "dbport": "", "dbtableprefix": "oc_", "dbuser": "***REMOVED SENSITIVE VALUE***", "dbpassword": "***REMOVED SENSITIVE VALUE***", "installed": true, "instanceid": "***REMOVED SENSITIVE VALUE***", "log_type": "file", "logfile": "\/var\/log\/nextcloud\/nextcloud.log", "loglevel": 2, "logtimezone": "Australia\/Melbourne", "mail_smtpmode": "smtp", "remember_login_cookie_lifetime": 0, "log_rotate_size": "10485760", "trashbin_retention_obligation": "auto, 14", "versions_retention_obligation": "auto, 365", "simpleSignUpLink.shown": false, "login_form_autocomplete": true, "filelocking.enabled": true, "memcache.distributed": "\\OC\\Memcache\\Redis", "memcache.local": "\\OC\\Memcache\\Redis", "memcache.locking": "\\OC\\Memcache\\Redis", "redis": { "host": "***REMOVED SENSITIVE VALUE***", "port": "6379", "dbindex": "0", "timeout": "1.5" }, "maintenance": false, "default_locale": "en_AU", "force_locale": "en_AU", "default_language": "en", "force_language": "en", "defaultapp": "activity,files", "activity_expire_days": 180, "session_lifetime": 14400, "session_keepalive": false, "lost_password_link": "disabled", "auth.webauthn.enabled": false, "overwriteprotocol": "https", "app_install_overwrite": [ "activitylog", "uploaddetails", "drop_account", "files_readmemd", "afterlogic" ], "updater.release.channel": "stable", "theme": "", "connectivity_check_domains": [ "nextcloud.com", "duckduckgo.com", "***REMOVED SENSITIVE VALUE***" ], "trusted_proxies": "***REMOVED SENSITIVE VALUE***", "forwarded_for_headers": [ "HTTP_CF_CONNECTING_IP" ] } } ```

Are you using external storage, if yes which one: local/smb/sftp/... Local

Are you using encryption: yes/no No

Are you using an external user-backend, if yes which one: LDAP/ActiveDirectory/Webdav/... No

Client configuration

Browser: Firefox 81.0.2

Operating system: Windows 10

Logs

Web server error log

``` None relevant ```

Nextcloud log (data/nextcloud.log)

Nextcloud log

``` None relevant ```

Browser log

``` None ```

nextcloud / files_videoplayer