DTS Coherent Acoustics (DCA) Audio

Writable

audio

DTS Coherent Acoustics is a consumer-level audio codec employed as part of the DVD, Laserdisc and Blu-ray specifications.

Identify it

Extensions	`.dts`
MIME types	`audio/vnd.dts`
Signatures	`7ffe8001` at byte 0 (DTS Audio) `7ffe8001fc3c` at byte 0
PRONOM	`fmt/973`
Wikidata	`Q44299010Q50374892`
Library of Congress	`fdd000232`

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Open it

FFmpegOpen sourcereads and writes · LGPL-2.1-or-later / GPL-2.0-or-later
Q3898244Open sourcereads · BSD licenses / GNU General Public License / GNU Lesser General Public License
Adobe Encorereads
EZ CD Audio Converterreads
thousand tunes playerreads · proprietary license

Convert it

To	With	Fidelity	Command and losses
FLAC (Free Lossless Audio Codec) 1.2.1	FFmpeg	Lossless	`ffmpeg -i in.dts out.flac` Lossless for decoded audio; a lossy source stays as degraded as it was. WAV may reduce bit depth or drop metadata.
Waveform Audio	FFmpeg	Lossless	`ffmpeg -i in.dts out.wav` Lossless for decoded audio; a lossy source stays as degraded as it was. WAV may reduce bit depth or drop metadata.
Matroska 1-4	FFmpeg	Lossy	`ffmpeg -i in.dts out.mkv` Re-encoded with lossy codecs by default; try `-c copy` to remux without re-encoding when the codecs fit the container.
MPEG 1/2 Audio Layer 3	FFmpeg	Lossy	`ffmpeg -i in.dts out.mp3` Lossy re-encoding.
MPEG-4 Part 14	FFmpeg	Lossy	`ffmpeg -i in.dts out.mp4` Re-encoded with lossy codecs by default; try `-c copy` to remux without re-encoding when the codecs fit the container.
Ogg	FFmpeg	Lossy	`ffmpeg -i in.dts out.ogg` Lossy re-encoding.
WebM	FFmpeg	Lossy	`ffmpeg -i in.dts out.webm` Re-encoded with lossy codecs by default; try `-c copy` to remux without re-encoding when the codecs fit the container.

Sources

From Converters (FFmpeg, ImageMagick, Pandoc, LibreOffice), Just Solve the File Format Problem (File Formats Wiki), PRONOM, Wikidata. Updated 2026-10-24.

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