Convert DTS to W64
Max file size 100mb.
DTS vs W64 Format Comparison
| Aspect | DTS (Source Format) | W64 (Target Format) |
|---|---|---|
| Format Overview |
DTS
Digital Theater Systems
DTS (Digital Theater Systems) is a multichannel surround sound audio format originally developed for cinema in 1993. DTS Core uses lossy compression at higher bitrates than AC3 (typically 768–1509 kbps for 5.1), delivering what many consider superior surround sound quality. It is a standard audio format for Blu-ray, DVD, and home theater systems. Lossy Standard |
W64
Sony Wave64
Sony Wave64 is an extended audio container format that overcomes the 4 GB file size limitation of standard WAV/RIFF. Developed by Sony's Sonic Foundry division for use in Sound Forge and Vegas Pro, W64 uses 64-bit addressing based on GUIDs (Globally Unique Identifiers) to support files of virtually unlimited size. It stores uncompressed PCM audio identical to WAV but in a container designed for professional long-form recording and multichannel production. Lossless Standard |
| Technical Specifications |
Sample Rates: 32, 44.1, 48 kHz (core)
Bit Rates: 768–1509 kbps (DTS Core 5.1) Channels: Mono to 5.1 Surround (core) Codec: DTS Coherent Acoustics Container: .dts, MKV, MP4 |
Sample Rates: 8 kHz – 384 kHz+
Bit Depth: 8, 16, 24, 32-bit (int/float) Channels: Mono, Stereo, Multichannel (unlimited) Codec: PCM (uncompressed) Container: Wave64 / RIFF64 (.w64) |
| Audio Encoding |
DTS uses Coherent Acoustics perceptual coding at higher bitrates than AC3 for premium surround sound: # Encode to DTS at 1509 kbps ffmpeg -i input.wav -codec:a dca \ -b:a 1509k -strict -2 output.dts # DTS 5.1 surround ffmpeg -i input_51.wav -codec:a dca \ -b:a 1509k output.dts |
W64 stores raw PCM samples using 64-bit chunk headers based on GUIDs, eliminating the 4 GB barrier of standard RIFF/WAV: # Convert audio to W64 format ffmpeg -i input.wav -codec:a pcm_s24le \ output.w64 # High-resolution W64 (32-bit float, 96 kHz) ffmpeg -i input.wav -codec:a pcm_f32le \ -ar 96000 output.w64 |
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| Version History |
Introduced: 1993 (Digital Theater Systems)
Current Version: DTS Core / DTS-HD / DTS:X Status: Active, evolving with DTS:X Evolution: DTS (1993) → DTS-ES (2000) → DTS-HD MA (2004) → DTS:X (2015) |
Introduced: 1997 (Sonic Foundry / Sony)
Current Version: Wave64 1.0 Status: Mature, actively used in Sony ecosystem Evolution: WAV (1991) → Wave64 (1997) → RF64 (2007, EBU alternative) |
| Software Support |
Media Players: VLC, MPC-HC, PotPlayer, Kodi
DAWs: DaVinci Resolve, Adobe Premiere, Nuendo Hardware: All AV receivers, Blu-ray players Mobile: VLC, MX Player Authoring: DTS Neural, Minnetonka SurCode |
Media Players: VLC, foobar2000, AIMP
DAWs: Sony Vegas Pro, Sound Forge, REAPER, Audacity, Adobe Audition Mobile: Limited — requires third-party apps Libraries: FFmpeg, libsndfile, SoX Professional: Sony Creative Software suite, MAGIX products |
Why Convert DTS to W64?
Converting DTS to W64 transforms your Digital Theater Systems files into Sony Wave64 format, an extended audio container that overcomes the 4 GB file size limitation of standard WAV. W64 uses 64-bit GUID-based addressing to support files of virtually unlimited size, making it essential for long-form professional recordings, multichannel sessions, and high-resolution audio production.
DTS uses digital theater systems compression, and converting to W64 decodes the audio into uncompressed PCM stored in a 64-bit container. While the conversion cannot restore audio data lost during DTS compression, the resulting W64 file eliminates generation loss from further processing and provides an edit-friendly format for professional DAW workflows in Sony Vegas Pro, Sound Forge, and other compatible software.
Sony Wave64 was developed by Sonic Foundry (later acquired by Sony) specifically for professional audio production where standard WAV's 4 GB limit becomes a constraint. A single 24-bit/96 kHz stereo WAV file reaches 4 GB in just 3.7 hours, while multichannel recordings hit this limit much sooner. W64 removes this barrier entirely, allowing uninterrupted recording sessions of any duration.
This conversion is ideal for audio professionals working in Sony Vegas Pro, Sound Forge, or REAPER who need unrestricted file sizes for importing DTS content into professional production environments. W64 is also supported by FFmpeg and libsndfile, ensuring compatibility with automated processing pipelines and batch conversion workflows.
Key Benefits of Converting DTS to W64:
- No Size Limit: W64 removes the 4 GB file size barrier of standard WAV
- Uncompressed PCM: Bit-perfect audio storage with zero quality loss
- Sony DAW Integration: Native support in Sony Vegas Pro and Sound Forge
- Long-Form Recording: Record sessions of unlimited duration at any resolution
- Multichannel Support: Handle unlimited channel counts for surround production
- Edit-Ready Format: W64 provides a lossless working copy from DTS for professional editing
- Professional Standard: W64 meets professional production requirements for high-resolution audio
Practical Examples
Example 1: Long-Form Recording Session
Scenario: A studio engineer needs to import DTS audio files into a Sony Vegas Pro project for a 4-hour documentary soundtrack that will exceed the 4 GB WAV file limit.
Source: documentary_audio.dts (4 hours of source material) Conversion: DTS → W64 Result: documentary_audio.w64 Workflow: 1. Convert DTS source material to W64 format 2. Import W64 into Sony Vegas Pro timeline 3. Edit and mix without 4 GB size concerns 4. Record additional voiceover directly in W64 5. Export final mix as needed
Example 2: Multichannel Surround Production
Scenario: An audio post-production house receives DTS files for a multichannel surround mix. They need W64 for unrestricted file sizes during the mixing session in Sound Forge.
Source: surround_stems_*.dts (6 channels of audio) Conversion: DTS → W64 Result: surround_stems_*.w64 Benefits: ✓ No file size limit for multichannel recordings ✓ Native compatibility with Sound Forge ✓ Uncompressed PCM for transparent editing ✓ GUID-based format prevents chunk conflicts ✓ Ready for extended mixing sessions
Example 3: Audio Archive Migration
Scenario: A music library with hundreds of DTS files needs to be migrated to W64 for a production house that standardized on Sony Wave64 for their post-production pipeline.
Source: music_library/*.dts (500+ files) Conversion: DTS → W64 (batch processing) Result: music_library/*.w64 Migration plan: ✓ Batch convert entire DTS library to W64 ✓ Verify audio integrity with checksum comparison ✓ Integrate W64 files into Sony-based production pipeline ✓ Maintain original DTS files as backup
Frequently Asked Questions (FAQ)
Q: Why convert DTS to W64 instead of regular WAV?
A: W64 (Sony Wave64) uses 64-bit addressing to support files larger than 4 GB, which standard WAV cannot handle due to its RIFF 32-bit container limitation. If your decoded DTS audio will exceed 4 GB (common with long recordings, high sample rates, or multichannel audio), W64 is the appropriate uncompressed format.
Q: Does converting DTS to W64 improve audio quality?
A: No — converting DTS to W64 decodes the lossy audio into uncompressed PCM. The W64 file will sound identical to the DTS source but cannot restore data lost during DTS compression. The benefit is having an edit-ready, uncompressed copy.
Q: What software supports W64 playback?
A: W64 is natively supported by Sony Vegas Pro, Sound Forge, REAPER, Adobe Audition, and Audacity. VLC, foobar2000, and AIMP can also play W64 files. FFmpeg and libsndfile provide library-level support for custom applications.
Q: How much larger will the W64 file be compared to DTS?
A: W64 stores uncompressed PCM, so files are significantly larger. A 5 MB DTS file might become 50-100 MB as W64, depending on the original bitrate and duration.
Q: Is W64 compatible with all DAWs?
A: While W64 has broader support than many expect (Sony Vegas, Sound Forge, REAPER, Audacity, Adobe Audition), it is not as universal as WAV. Pro Tools and Logic Pro may require conversion to WAV or AIFF. If your recordings do not exceed 4 GB, standard WAV provides maximum DAW compatibility.
Q: Can I convert W64 back to DTS later?
A: Yes — W64 stores uncompressed audio, so you can convert to any format at any time. Converting W64 back to DTS will re-encode using lossy compression, but since the W64 contains the full decoded audio, the quality will match re-encoding from any uncompressed source.
Q: What is the maximum file size for W64?
A: W64 uses 64-bit addressing, theoretically supporting files up to 16 exabytes — effectively unlimited for any practical audio recording. This is the primary advantage over standard WAV, which is limited to approximately 4 GB (about 6.75 hours of 16-bit/44.1 kHz stereo audio).
Q: When should I choose W64 over other lossless formats like FLAC?
A: Choose W64 when you need uncompressed PCM audio without size limits, particularly for Sony Vegas Pro or Sound Forge workflows. FLAC offers 50-70% smaller files through lossless compression but adds encoding/decoding overhead. W64 is best for active recording sessions and production, while FLAC is better for archival and distribution.