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Dolby TrueHD at a glance
Dolby TrueHD
TrueHD belongs to the Blu-ray and HD home-cinema period, when lossless multichannel branding became part of how premium disc releases differentiated themselves.
CAF at a glance
CAF
CAF reflects Apple's effort to modernize audio packaging for pro and system workflows inside its own platform stack.
Format comparison
| Feature | Dolby TrueHD | CAF |
|---|---|---|
| File type | Audio | Audio |
| Extensions |
|
|
| MIME type |
|
|
| Compression / quality | depends | depends |
| File size characteristics | medium | medium |
| Compatibility | broad | broad |
| Editability | limited | limited |
| Created year | 2005 | 2005 |
| Inventor | Dolby Laboratories | Apple |
| Status | active | active |
| Primary use cases |
|
|
| Common software |
|
|
| Archival suitability | moderate | moderate |
| Metadata handling | moderate | moderate |
| Delivery profile | strong | strong |
| Workflow fit | delivery | delivery |
| Multitrack support | Not supported | Not supported |
| HDR support | Not supported | Not supported |
| Streaming ready | Supported | Not supported |
When to use each format
When to use Dolby TrueHD
- capture ingest
- editing and mastering
- streaming or playback delivery
- Lossless home-theater audio positioning.
When to use CAF
- capture ingest
- editing and mastering
- streaming or playback delivery
- Flexible container for Apple audio workflows.
FAQs
Why convert Dolby TrueHD to CAF?
Choose CAF as target when working inside Apple audio pipelines, especially for long recordings, app assets, sound libraries, or technical workflows that benefit from Core Audio compatibility.
What changes when converting Dolby TrueHD to CAF?
Convert to CAF when working inside Apple audio pipelines, especially for long recordings, app assets, sound libraries, or technical workflows that benefit from Core Audio compatibility. It is a good target when AIFF or WAV limitations are inconvenient but Apple tooling is the primary consumer. For general exchange, WAV, AIFF, or M4A are usually easier handoff formats.
What should I review after converting Dolby TrueHD to CAF?
After conversion, review these destination checks: Open converted output in Core Audio tools and verify behavior on real samples; Compare output against the expected depends quality profile; More niche outside Apple ecosystems.
How can I keep quality stable in Dolby TrueHD to CAF conversion?
Run representative samples, keep settings deterministic, and monitor these risks: Often normalized into WAV or other common interchange formats; More niche outside Apple ecosystems; Validate destination compatibility before large-batch conversion.