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dvd-karaoke-property-set.md

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description ms.assetid title ms.topic ms.date ms.custom
When the DVD Navigator filter goes into karaoke mode, it informs the audio decoder through the AM\_PROPERTY\_DVDKARAOKE\_ENABLE property.
78b2998b-d8b3-424d-85bc-872e64eb4a4f
DVD Karaoke Property Set (Dvdmedia.h)
reference
4/26/2023
UpdateFrequency5

DVD Karaoke Property Set

[The feature associated with this page, DirectShow, is a legacy feature. It has been superseded by MediaPlayer, IMFMediaEngine, and Audio/Video Capture in Media Foundation. Those features have been optimized for Windows 10 and Windows 11. Microsoft strongly recommends that new code use MediaPlayer, IMFMediaEngine and Audio/Video Capture in Media Foundation instead of DirectShow, when possible. Microsoft suggests that existing code that uses the legacy APIs be rewritten to use the new APIs if possible.]

When the DVD Navigator filter goes into karaoke mode, it informs the audio decoder through the AM_PROPERTY_DVDKARAOKE_ENABLE property. The decoder should then mute audio channels 2 through 5 until it receives from the DVD Navigator an AM_PROPERTY_DVDKARAOKE_DATA property with a pointer to an AM_DvdKaraokeData data structure indicating how the auxiliary channels are to be mixed.

Label Value
Property Set GUID AM_KSPROPSETID_DvdKaraoke
Property ID Description
AM_PROPERTY_DVDKARAOKE_ENABLE BOOLEAN value. The DVD Navigator sends the decoder an AM_PROPERTY_DVDKARAOKE_ENABLE with a value of TRUE to enable karaoke downmixing or FALSE to disable it.
AM_PROPERTY_DVDKARAOKE_DATA The DVD Navigator sends the decoder an AM_PROPERTY_DVDKARAOKE_DATA property with a pointer to an AM_DvdKaraokeData structure to change the downmix configuration; that is, to turn certain karaoke channels on or off and direct them to the right or left output channel.

Requirements

Requirement Value
Header
Dvdmedia.h

See also

Property Sets