Please refer to your source’s owner’s manual to determine how to configure the digital output to stream Dolby Digital and dts. If there is already a digital connection set up but the unit will not decode Dolby Digital or dts, most likely the digital output of the source player has not been set up to output these formats, or the source material is not encoded in Dolby Digital or dts 5.1. When paired with Dolby Digital 5.1 decoding in a device, Dolby Pro Logic II gives consumers a 5.1-channel surround sound experience on all their content. classicelectronicsguy wrote: A Dolby ProLogic II decoder, is almost the same matrix. Support for Dolby Home Theater v4 or Dolby Advanced Audio v2 audio drivers. If there is only analog connections to the processor, an digital optical, coaxial or HDMI connection must be added and assigned in order to decode Dolby Digital and dts soundtracks. If youre willing to do the decoding in software, there are ways to.
Check the in-game menu to see if you can change from stereo output (2.0) to Dolby Pro Logic II output. In order to work, you may have to turn on DPLII inside the game's settings. SurCode for Dolby Pro Logic II SurCode for Dolby® Pro Logic II is a certified Dolby Pro Logic II encoder and decoder that allows fast and easy processing and management of file-based and real time Dolby Pro Logic assets. Go to Options -> Audio Settings ensure the option for 'Dolby Pro Logic II Decoder' is checked. the Blu-Ray or Cable box for example) is connected to the processor via only analog connections, or the source’s digital output has not been configured properly. Now, both MPEG-2 and H.264 video, with AC-3 or E-AC-3 surround, or stereo audio, can be encoded and multiplexed simultaneously. This can often be caused by one of two things – either the source device (i.e. No receivers here though, just an HTPC with some old Creative 5.1 speakers hooked up.
The most likely reason that the surround processor or receiver is displaying Pro Logic II instead of Dolby Digital or dts is that the signal it is receiving is a stereo (2 channel) signal instead of the 5.1/7.1 Dolby or dts bitstream audio. It supports DPL2 decoding with a compatible audio receiver.
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