Lossless Blu-ray to MKV backup with TrueHD/DTS-MA audio pass-through

What are Dolby TrueHD and DTS-HD Master Audio?

Dolby TrueHD is a lossless multi-channel audio codec developed by Dolby Laboratories which is used in home-entertainment equipment such as Blu-ray Disc players and A/V receivers. It is one of the successors to the Dolby Digital (AC-3) surround sound codec, which is used as the audio standard for the DVD-Video format. In this application, Dolby TrueHD competes with DTS-HD Master Audio, a lossless codec from DTS.

DTS-HD Master Audio is a combined lossless/lossy audio codec created by DTS (formerly Digital Theater Systems), commonly used for surround-sound movie soundtracks on Blu-ray Disc.

How to Rip Blu-ray to lossless MKV with TrueHD/DTS-MA audio pass-through?

Pavtube ByteCopy is an ideal tool for you to backup Blu-ray Disc to MKV file for playback on PC and HD media players. The software pays special attention to lossless video and audio output. It lets you pass through and package HD audio with video and subtitle streams so that high quality audio track encoded with TrueHD, DTS-MA, LPCM, Dolby Digital 5.1, DTS 5.1 can be retained without quality loss. As to video and subtitle steams, you can either choose lossless pass-through or re-compression. The following short guide tells you how to backup Blu-ray Disc to MKV file format in a lossless way with TrueHD and DTS-MA audio passed through using Pavtube ByteCopy software.

Download Pavtube ByteCopy:

The software is easy of use. You just load movie from source Blu-ray Disc, click the convert button and wait. Download a trial of Pavtube ByteCopy and follow the short guide below to make lossless Blu-ray Disc to MKV backup and pass through audio to enable direct transfer of the audio track.

Backup Blu-ray movie with TrueHD, DTS-MA, LPCM, AC3, DTS pass-through

Step 1. Run Pavtube ByteCopy, and click “Load Disc” button to import movie files from copy-protected Blu-ray Disc/DVD. Pavtube ByteCopy can remove Blu-ray and DVD region codes, so you can add Blu-ray of Region A, Region B and Region C and DVD of Region 1/2/3/4/5/6 to backup to MKV.

load Blu-ray and DVD

Step 2: Select lossless MKV format

To keep TrueHD/DTS-MA audio pass-through when ripping Blu-ray, you need to choose lossless/uncompressed MKV format. Navigate to "Format" > “Multi-track Video > Lossless/encoded Multi-track MKV(*.MKV)” as output format.

Step 3: Customize audio settings

When ripping Blu-ray to lossless MKV with with TrueHD/DTS-MA audio pass-through, you can choose to keep 5.1 channel or 7.1 sound. You can click "Settings" in the interface to open "Audio" settings. Here, you can choose how to copy Blu-ray/DVD to MKV with AC3 DTS 6 5.1 or 7.1 Channels. You need to make sure that your origianl Blu-ray movies have 5.1/7.1 sound, otherwide, you can't keep the surround sound.

Step 4. Start to Rip Blu-ray with TrueHD/DTS-MA audio pass-through

Back to the main interface, and click the “Convert” button to start backing up Blu-ray movie to MKV files. Selected audio tracks will be passed-through and sealed into MKV file with video streams and subtitles. A pass through keeps the original Dolby/DTS tracks in original encodes, so TrueHD, DTS-MA, LPCM, Dolby Digital 5.1, DTS 5.1 audios are maintained. By now you have ripped Blu-ray movie into MKV file and passed original video and audio quality through into a file playable on a typical hard disk media player.

Additional tips:

1. The Pavtube ByteCopy rips BD/DVD as fast as your BD drive can read data when lossless output is selected. It takes 1hr to 2 hrs to rip BD based on the file size of source Blu-ray movie (normally 20GB- 50GB).

2. If you would love to change TrueHD, DTS-MA 7.1 audio to AC3, AAC or DTS 5.1 sound, click “Settings” button to set audio codec and channels.