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macOS app for LTC workflows

Read the LTC. Write the timeline.

LTC Magic stamps WAVs with LTC timecode, splits at timecode discontinuities, splits multichannel WAVs, and rebuilds multicam timelines as FCPXML. When the timecode is already burnt into a picture, it can rebuild those cuts from a Resolve timeline too.

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01:14:32:00
Scanning folder: /Volumes/Production/Audio/Source WAVs/
→ Found LTC source: A1_REF_LTC.wav
→ Decoding... Base timecode: 09:14:22:18 (23.976fps)
→ Stamping metadata into 14 synced WAVs…
[ 100% ] Writing bext and iXML chunks…

Stop fighting import offsets.

Make every WAV report the same clock the mix heard. Broadcast WAV (BWF) metadata, stamped directly on your Mac.

Audio samples untouched

We stamp start timecode into WAVs (bext and iXML) while keeping the audio samples unchanged. You are not re-rendering the audio; you are fixing how NLEs interpret it.

SOURCE_WAV.wavNo metadata
STAMP BEXT
STAMPED_WAV.wavTC: 01:00:24:00

Single and Grouped Batch

Choose the LTC source once, then stamp synced WAVs. Use Filename token or Regular expression matching for grouped takes.

// Regular expression (capture group 1)
(A[1-9])_.*?\.wav

Pro timecode support

Supported LTC frame rates include 23.976, 24, 25, 29.97 NDF, 29.97 DF and 30. Timecode Stamping and LTC Cut Splitter can write a CSV report for post supervisors.

23.976
24
25
29.97 NDF
29.97 DF
30

Traceable results

A CSV report can be written after each stamping or split run, giving post teams a clear record of what changed and why.

Timeline XML in.
FCPXML out.

Take a Timeline XML from Resolve, a Stereo mix WAV, and a Synced audio folder, then build an editor-ready FCPXML. Chased-timecode AAF is supported too.

01

Inputs and Mapping

Provide the Timeline XML, your Stereo mix WAV, and your Synced audio folder.

02

Validate

Run validation to check track layout, duration boundaries, missing media and gaps before building.

Build timeline

Review the build report, then import the FCPXML and check the result against the original timeline.

Validation Passed
ltcmagic_build_report.txt
[INFO] Parsing Timeline XML… Found 4 video tracks.
A1_DLG_MIX.wav: Duration & Frame boundary checked.
A2_SFX.wav: Timecode matches the LTC source.
A3_MX.wav: Aligned to the Stereo mix WAV.
A4_FOLEY.wav: Verified.
Timeline built successfully as FCPXML.

Burnt-in Timecode

Draw a box around the timecode on a picture. LTC Magic reads it, finds the jumps, and writes an FCPXML of the matching multicam cuts, with the audio still linked.

How it works
In the box
00:40:03:11
00:40:03:11cut 1
00:12:00:00cut 2
Write timelineFCPXML

PolyWAV Splitter

One multichannel WAV in, one mono WAV per channel out. LTC Magic splits the file directly, keeping the sample rate and bit depth unchanged with no re-encoding.

How it works
ROLL001.WAVpoly
split
ROLL001_CH01.wavmono
ROLL001_CH02.wavmono
ROLL001_CH03.wavmono
…

Built for real-world reliability.

No cloud media processing. No unnecessary stacks.

Your audio stays on your Mac

Audio files are never uploaded. Licensing requests send only a pseudonymous Keychain device identifier, your Mac's sharing name, and your licence key.

Native macOS app

Built in Swift with system frameworks for stability on macOS, with a focused interface for LTC and timeline work.

Works with your post tools

Broadcast WAV metadata for Pro Tools, Reaper, Resolve, Logic and Pyramix; FCPXML for editorial handoff.

Ready to own your post tools?

Lifetime licence, two Mac activations, and secure checkout from £99. Try it free for 14 days, with a 14-day money-back guarantee if you buy.

Buy lifetime licence — £99