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3G2 in sintesi
3G2
Convert to 3G2 when preserving compatibility with legacy CDMA handset recordings, telecom media archives, or workflows that explicitly expect 3GPP2-style mobile video.
It is useful for migration and recovery of old phone clips.
For current playback and sharing, MP4 is almost always the better destination.
HDV in sintesi
HDV
HDV tape capture and digitization, prosumer HD archive conversion, and migration of HDV camcorder footage to modern editing formats.
Confronto tra formati
| Caratteristica | 3G2 | HDV |
|---|---|---|
| File type | Video | Video |
| Extensions |
|
|
| MIME type |
|
|
| Compression / quality | depends | depends |
| File size characteristics | large | large |
| Compatibility | moderate | moderate |
| Editability | limited | limited |
| Created year | 2004 | 2003 |
| Inventor | 3GPP2 | JVC, Sony, Canon, Sharp (HDV consortium) |
| Status | active | legacy |
| Transparency | Non supportato | Non supportato |
| Animation | Non supportato | Non supportato |
| Primary use cases |
|
|
| Common software |
|
|
| Archival suitability | moderate | moderate |
| Metadata handling | moderate | moderate |
| Delivery profile | strong | strong |
| Workflow fit | delivery | delivery |
| Layer support | Non supportato | Non supportato |
| Multitrack support | Non supportato | Non supportato |
| Camera raw data | Non supportato | Non supportato |
| HDR support | Non supportato | Non supportato |
| Streaming ready | Non supportato | Non supportato |
Quando usare ciascun formato
When to use 3G2
- editing
- mastering
- streaming delivery
- Useful for long-tail mobile-media compatibility.
When to use HDV
- editing
- mastering
- streaming delivery
- Brought HD recording to the affordable DV tape ecosystem.
Domande frequenti
Why convert 3G2 to HDV?
HDV tape capture and digitization, prosumer HD archive conversion, and migration of HDV camcorder footage to modern editing formats.
What changes when converting 3G2 to HDV?
This conversion changes how the format behaves in downstream tools and delivery environments.
What should I review after converting 3G2 to HDV?
Check the exported file for MPEG-2 long-GOP compression makes frame-accurate editing more complex than DV's intra-frame approach.; Tape-based workflow is now obsolete for most production scenarios.; Two incompatible resolution profiles (720p vs 1080i) created fragmentation..