Test file · Videos
Sample 640x360 3s MP4
Download Sample 640x360 3s MP4 (640 x 360, 3 seconds, 120 KB) from a stable URL with verified SHA-256 for upload, MIME, playback, parser, and automation tests.
File overview
Sample 640x360 3s MP4 is a verified MP4 sample using the video/mp4 MIME type. The file provides 640 x 360, 3 seconds, occupies 120 KB, and is served from a stable public URL.
Online preview
Technical properties
File integrity
The byte size and SHA-256 value are generated from the published source file. If the file content changes, TestFiles.dev publishes a new filename and asset id instead of replacing this URL in place.
- SHA-256
d01812850c27834d2e9df0e6b7d1951805fc9403c5e839145621b07562258266- Verified
- Published
Common development test cases
- Test HTML video playback, poster handling, seeking, and responsive players.
- Validate upload processing, duration detection, codec inspection, and transcoding workflows.
Use this sample file in a real test
Choose the workflow that matches the failure you need to reproduce, then keep this file URL, exact byte size, and SHA-256 fixed in your test.
Recommended use
Use Sample 640x360 3s MP4 as a stable fixture for standard video playback.
Expected behavior
A conforming workflow should accept video/mp4, preserve the published bytes, and report 640 x 360, 3 seconds with a file size of 120 KB.
Testing notes
Check the landscape, with-audio, 30fps traits, the exact 122786 byte count, and the published SHA-256 before comparing downstream output.
Stable resource URL
https://assets.testfiles.dev/video/sample-3s.mp4Copy-ready code
<video controls src="https://assets.testfiles.dev/video/sample-3s.mp4"></video>