RED R3D · export the sound · 10 h per file

Transcribe a long RED R3D file the interview audio out, the transcript back.

Packs start at $4 for 300 minutes, and credits never expire. As a 48 kHz, 24-bit stereo WAV that interview is about 1.3 GB; as a 128 kbps MP3 it is about 72 MB.

Packs from $4, credits never expire · then from $0.32/hour · Credits never expire · Never used to train AI
✓10 hours per file · ✓75 minutes in about 2.5 min · ✓a free preview of the opening minutes · ✓Footage never used for training

From R3D to text

RED footage is made for grading. The transcript only needs the voice track inside it.

What R3D is

R3D is the raw recording format of RED digital cinema cameras. Documentaries, branded films and long-form interviews are shot on them, and an interview take can easily run an hour. A long take is commonly stored as several numbered .R3D segments in one clip folder, which an editor opens as one clip.

Why the camera file stays home

Depending on resolution, frame rate and compression, R3D can fill the 5 GB per-file limit in well under a minute of footage. General tools such as ffmpeg usually cannot read it either, so the camera file is not something to upload; the speech travels as a separate audio file.

Exporting the sound

Open the clip in an editor that supports R3D, such as DaVinci Resolve or RED's own REDCINE-X PRO, and export the audio only as WAV or MP3 (menu names vary by version). If a separate recorder captured the interview, upload that file instead. A 75-minute WAV is over the 500 MB this box takes, so it continues on the upload page; the MP3 fits here.

What the edit gets

Timestamps on every line, a brief with takeaways, chapters for the paper edit, key quotes, and the names, numbers and dates said on camera. Speakers are named in the summary, key quotes and chapters. SRT and VTT drop onto the timeline.

Logging rushes

An interview day on RED leaves a stack of drives and an assistant editor with headphones.

✗ Watching to log

The footage holds every answer, but finding one means playing it.

  • Segments only an editor can open
  • Drives too big to share
  • Logging takes in real time
  • Quotes retyped for the paper edit
  • Scrubbing for one answer
  • Captions rebuilt per cut

✓ Sound exported, text back

One audio file per interview, words back in minutes.

  • 75 minutes in about 2.5 minutes
  • Timestamped key quotes
  • Chapters to plan the cut
  • SRT and VTT for the timeline
  • A chat over the interview
  • Packs from $4 for 300 minutes

Illustrative transcript

A long interview take from a RED shoot.

Invented for this page; not a real interview. Times follow the audio exported from one take.

transcript · whipscribe.com/view/transcribe-long-r3d-file
00:01:15 Okay, we're rolling. Look at me rather than the lens, and take your time.
00:22:40 The first season we lost almost the whole harvest to the late frost.
00:47:03 Sorry, can you say that again? A truck went past during the second half.
01:09:31 If I did it again, I would start smaller and ask for help sooner.

Export

One transcript. Five clean formats.

Every pack exports all five — no format is held back for a higher tier.

.txt

Plain text

De-ummed paragraphs. Ready to paste.

.srt

SRT captions

Timed to the speech. Every video editor reads this.

.vtt

WebVTT

HTML5 player + YouTube uploads.

.docx

Show notes

Formatted with chapters and pull-quotes.

.json

Machine-readable

Timestamped text for your own tools.

Pricing

Honest pricing, no surprises.

A pack from $4 (300 minutes) opens the full transcript. After that, no subscription and no auto-renew — every tier is a one-time minute pack, and credits never expire. Buy once, use the minutes whenever you need them.

Casual pack

$4/300 min

5 hours of audio — $0.80 an hour. One-time — credits never expire.

  • 300 minutes of audio
  • All export formats
  • AI chat over the whole transcript
  • Executive summary & key quote
Get 300 minutes

Best value

$18/3,000 min

50 hours of audio — $0.36 an hour. Credits never expire.

  • 3,000 minutes of audio
  • Summary, chapters and key quotes
  • All export formats
  • AI chat over the whole transcript
Get 3,000 minutes

Bulk pack

$32/6,000 min

100 hours of audio — $0.32 an hour. Credits never expire.

  • 6,000 minutes of audio
  • Summary, chapters and key quotes
  • API access for batch pipelines
  • All export formats
Get 6,000 minutes

FAQ

Long RED interviews: questions

Can I upload a .R3D file?

No in practice: the footage is far over the 5 GB per-file limit for any long take, and the format is read by editing software rather than general tools. Export the audio as WAV or MP3. If the upload refuses an exported file, convert it to MP3 or MP4 with ffmpeg or VLC.

How big is the exported audio?

A 48 kHz, 24-bit stereo WAV is about 1.04 GB an hour, so a 75-minute interview is about 1.3 GB, well under the 5 GB a file can be, with or without a pack. At 128 kbps an MP3 is about 58 MB an hour, so the same interview is about 72 MB.

How long does it take?

About 2 minutes per audio hour. A 75-minute take is ready in roughly 2.5 minutes, and a full 8-hour day of interviews in about 16.

What does a documentary's interviews cost?

26 interviews averaging 70 minutes come to 1,820 minutes. Packs start at $4 for 300 minutes, and credits never expire. Every recording starts with a free preview of its opening minutes; a longer recording is previewed and a pack transcribes the rest from where the preview ended.

The camera and a sound recorder both captured it.

Transcribe one source, ideally the dedicated recorder with the lavalier on the speaker. Uploading both versions of the same take uses the minutes twice.

Languages, exports and privacy?

99 languages are detected automatically, and English terms inside another language are handled. Music under the interview is not transcribed; the speech is. Exports: TXT, DOCX, SRT, VTT, JSON. Recordings are transcribed on our own servers and are never used for training.

Related

Other camera formats

The interview is on RED. The transcript is a small WAV away.

Upload the interview audio

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