Download Sample MP4 Files (MPEG-4 Video)
Download free sample MP4 files (MPEG-4 Part 14) for testing video players, streaming algorithms, and display resolution. Available in various resolutions (720p, 1080p, 4K) and codecs (H.264, H.265). STANDARD Common Resolutions & Ratios File Name Resolution Size Action sample_720p.mp4 H.264 / AAC 1280×720 (HD) 5 MB Download sample_1080p.mp4 H.264 / AAC 1920×1080 (FHD) 12 MB…
Download free sample MP4 files (MPEG-4 Part 14) for testing video players, streaming algorithms, and display resolution. Available in various resolutions (720p, 1080p, 4K) and codecs (H.264, H.265).
STANDARD
Common Resolutions & Ratios
| File Name | Resolution | Size | Action |
|---|---|---|---|
| sample_720p.mp4 H.264 / AAC |
1280×720 (HD) | 5 MB | Download |
| sample_1080p.mp4 H.264 / AAC |
1920×1080 (FHD) | 12 MB | Download |
| sample_vertical.mp4 Mobile Story Format |
1080×1920 (9:16) | 8 MB | Download |
QA / DEBUG
Edge Cases & Stress Tests
| Test Case | Description | Size | Action |
|---|---|---|---|
| Corrupted Header | Header bits removed. Should trigger error handling. | 1 MB | Download |
| Large 1GB Video | For bandwidth and timeout testing. | 1.0 GB | Download |
| Zero Byte File | Totally empty file (0kb). | 0 KB | Download |
Technical Specs: MP4 (MPEG-4 Part 14)
The MP4 file format is a digital multimedia container format most commonly used to store video and audio, but can also store other data such as subtitles and still images.
- MIME Type: video/mp4
- Standard Codecs: H.264 (AVC) and H.265 (HEVC)
- Magic Number (Hex): 66 74 79 70
Frequently Asked Questions
Developers need corrupted files to ensure their applications gracefully handle errors (e.g., showing an “Invalid File” message) instead of crashing the entire app.
H.265 (HEVC) offers better compression (smaller file size) for the same quality, but requires more CPU power to decode. It is crucial to test both to ensure compatibility with older devices.
How to analyze MP4 files?
When an MP4 file fails to upload or play, use these tools to inspect the “inside” of the file.
- MediaInfo: The ultimate free tool for checking Bitrate, Frame Rate, and Codec Profiles. Indispensable for debugging.
- HandBrake: Open source video transcoder. Use it to fix broken MP4s by re-encoding them with standard settings.
- VLC Media Player: Plays broken or partially downloaded MP4 files that other players reject.
Developer’s Corner: Metadata Extraction
Building a video upload site? Use FFprobe to validate the video resolution and duration before processing it.
import subprocesscmd = [
“ffprobe”, “-v”, “error”,
“-show_entries”, “stream=width,height,duration”,
“-of”, “json”,
“video.mp4”
]
result = subprocess.run(cmd, capture_output=True)