# Audio

**URL:** https://forums.unrealengine.com/c/development-discussion/audio/42.md?page=11

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**Page:** 12

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## [How to decompress SoundWave?](https://forums.unrealengine.com/t/how-to-decompress-soundwave/441461)

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**Author:** [@sandorvasas](https://forums.unrealengine.com/u/sandorvasas)\
**Replies:** 4\
**Last updated:** [May 2, 2025, 11:27am UTC](https://forums.unrealengine.com/t/how-to-decompress-soundwave/441461 "2025-05-02T11:27:07Z")

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Hi, I’m trying to decompress a SoundWave to access raw PCM data. I’ve been trying like this, at BeginPlay(): if (MusicWave != nullptr) { // MusicWave-\>AudioDecompressor-\>StartSynchronousTask(); MusicWave-\>AudioDeco…

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## [Metasounds stop playing after a distance from spawn(?)](https://forums.unrealengine.com/t/metasounds-stop-playing-after-a-distance-from-spawn/2468508)

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**Author:** [@Robert35025](https://forums.unrealengine.com/u/Robert35025)\
**Replies:** 2\
**Last updated:** [April 30, 2025, 4:05pm UTC](https://forums.unrealengine.com/t/metasounds-stop-playing-after-a-distance-from-spawn/2468508 "2025-04-30T16:05:07Z")

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Okay i cant upload the video but basically i have like 30 light actors set up in my level(static mesh+Spot light+metasound for light buzz) and when i spawn, everything works, sounds play and all but after a distance, sou…

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## [Sound Attenuation NOT working](https://forums.unrealengine.com/t/sound-attenuation-not-working/446804)

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**Author:** [@Nate1232](https://forums.unrealengine.com/u/Nate1232)\
**Replies:** 16\
**Last updated:** [April 28, 2025, 12:32am UTC](https://forums.unrealengine.com/t/sound-attenuation-not-working/446804 "2025-04-28T00:32:24Z")

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Hey!! I apologise if this has been asked, I did have a look before I posted and couldnt find an answer…i’m assuming is should be a simple thing lol, all i’m trying to do is use a sound wave/cue for a radio in my level, I…

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## [Stream Audio from Spotify, Apple Music, SoundCloud or any other suggested /possible places](https://forums.unrealengine.com/t/stream-audio-from-spotify-apple-music-soundcloud-or-any-other-suggested-possible-places/237981)

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**Author:** [@anonymous\_user\_d64183ff](https://forums.unrealengine.com/u/anonymous_user_d64183ff)\
**Replies:** 5\
**Last updated:** [April 22, 2025, 1:21pm UTC](https://forums.unrealengine.com/t/stream-audio-from-spotify-apple-music-soundcloud-or-any-other-suggested-possible-places/237981 "2025-04-22T13:21:48Z")

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Hello UE Family, here with a hard question, I have been trying to research this for the past 3 weeks and still no promising path forward so im looking to the community to see if I can get steered in the right direction w…

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## [Metasound + Oculus Quest (or Android)](https://forums.unrealengine.com/t/metasound-oculus-quest-or-android/273797)

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**Author:** [@anonymous\_user\_8bbaac8f](https://forums.unrealengine.com/u/anonymous_user_8bbaac8f)\
**Replies:** 4\
**Last updated:** [April 25, 2025, 3:03pm UTC](https://forums.unrealengine.com/t/metasound-oculus-quest-or-android/273797 "2025-04-25T15:03:36Z")

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Quick and dirty question: does Metasound plugin run on Oculus Quest (or Android)?

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## [Set inputs for meta sound in sequencer ](https://forums.unrealengine.com/t/set-inputs-for-meta-sound-in-sequencer/2525671)

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**Author:** [@anonymous-edc](https://forums.unrealengine.com/u/anonymous-edc)\
**Replies:** 1\
**Last updated:** [April 24, 2025, 7:30pm UTC](https://forums.unrealengine.com/t/set-inputs-for-meta-sound-in-sequencer/2525671 "2025-04-24T19:30:31Z")

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We’ve been experimenting with meta sound inputs. For example creating a meta sound for radio com that takes a wav as input and applies filters on it. It is handy and works well at runtime. But is it possible to set inpu…

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## [Play Pause toggle on collision with trigger box?](https://forums.unrealengine.com/t/play-pause-toggle-on-collision-with-trigger-box/2470081)

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**Author:** [@HugeBeatz](https://forums.unrealengine.com/u/HugeBeatz)\
**Replies:** 0\
**Last updated:** [April 22, 2025, 3:52pm UTC](https://forums.unrealengine.com/t/play-pause-toggle-on-collision-with-trigger-box/2470081 "2025-04-22T15:52:59Z")

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I set up music to play when player collides with trigger box. I would like to have the music pause when trigger box is again collided. Then resume playing when collided again. So: collide 1st time: play sound collide 2…

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## [How do I turn a discrete sound effect into a seamless loop?](https://forums.unrealengine.com/t/how-do-i-turn-a-discrete-sound-effect-into-a-seamless-loop/2463708)

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**Author:** [@JGoodroad](https://forums.unrealengine.com/u/JGoodroad)\
**Replies:** 16\
**Last updated:** [April 20, 2025, 7:13am UTC](https://forums.unrealengine.com/t/how-do-i-turn-a-discrete-sound-effect-into-a-seamless-loop/2463708 "2025-04-20T07:13:46Z")

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So, I’ve got this sliding mechanic, and I’ve got a sound effect here off of freesound, and right now the fact that it’s looping is painfully obvious. I’ve been trying to learn Audacity and Metasounds to tr…

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## [Adding Sound Attenuation to my "Play Sound at Location" prevents the SFX from playing](https://forums.unrealengine.com/t/adding-sound-attenuation-to-my-play-sound-at-location-prevents-the-sfx-from-playing/2465053)

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**Author:** [@functionSam](https://forums.unrealengine.com/u/functionSam)\
**Replies:** 29\
**Last updated:** [April 19, 2025, 10:32pm UTC](https://forums.unrealengine.com/t/adding-sound-attenuation-to-my-play-sound-at-location-prevents-the-sfx-from-playing/2465053 "2025-04-19T22:32:49Z")

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Hello there, I currently have an SFX that, when my (enemy in this case) dies, it plays an SFX at a specific moment, I’m also using “Sound Attenuation” for the SFX so that there’s some variation to it depending on how fa…

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## [Stack O Bot stomper audio ](https://forums.unrealengine.com/t/stack-o-bot-stomper-audio/2454394)

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**Author:** [@coroneddu](https://forums.unrealengine.com/u/coroneddu)\
**Replies:** 2\
**Last updated:** [April 19, 2025, 10:40am UTC](https://forums.unrealengine.com/t/stack-o-bot-stomper-audio/2454394 "2025-04-19T10:40:47Z")

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hey all I’m trying to sync the audio playback with the stomper movement (dictated by the timeline) Been fiddling for some time but wasn’t able to find a way. The start/stop (associated to the pressure plate) work corr…

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## [CRITICAL - audio sample rate issue Unreal 5.4.3 - Switch build](https://forums.unrealengine.com/t/critical-audio-sample-rate-issue-unreal-5-4-3-switch-build/2135860)

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**Author:** [@afederici](https://forums.unrealengine.com/u/afederici)\
**Replies:** 3\
**Last updated:** [April 18, 2025, 4:59pm UTC](https://forums.unrealengine.com/t/critical-audio-sample-rate-issue-unreal-5-4-3-switch-build/2135860 "2025-04-18T16:59:01Z")

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Description: We are encountering an intermittent but persistent audio issue on a Nintendo Switch build created with Unreal Engine 5.4.3. Occasionally, the audio playback drops in sample rate, resulting in a pitch shift …

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## [Metasounds Crashing During Playback ](https://forums.unrealengine.com/t/metasounds-crashing-during-playback/2455438)

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**Author:** [@LM\_prod\_43](https://forums.unrealengine.com/u/LM_prod_43)\
**Replies:** 4\
**Last updated:** [April 18, 2025, 2:27am UTC](https://forums.unrealengine.com/t/metasounds-crashing-during-playback/2455438 "2025-04-18T02:27:00Z")

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I am working on a University project in which I replace/alter the audio in the Ancient Valley Sample game from the FAB marketplace. However, when I open any Metasound Blueprint from the Content Drawer and attempt to play…

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## [Sounds regulator pressed and released events work but regulator does not move](https://forums.unrealengine.com/t/sounds-regulator-pressed-and-released-events-work-but-regulator-does-not-move/490124)

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**Author:** [@Etyuhibosecyu](https://forums.unrealengine.com/u/Etyuhibosecyu)\
**Replies:** 5\
**Last updated:** [April 17, 2025, 12:34pm UTC](https://forums.unrealengine.com/t/sounds-regulator-pressed-and-released-events-work-but-regulator-does-not-move/490124 "2025-04-17T12:34:01Z")

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I have a sounds regulator. I want the user to be able to press the regulator and release it in other place, and I want the regulator to move after cursor but only along the X-axis and clamped to min and max locations tha…

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## [WWise now sound after Alt+Tab action ](https://forums.unrealengine.com/t/wwise-now-sound-after-alt-tab-action/2458213)

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**Author:** [@ArturJuice](https://forums.unrealengine.com/u/ArturJuice)\
**Replies:** 0\
**Last updated:** [April 15, 2025, 2:47pm UTC](https://forums.unrealengine.com/t/wwise-now-sound-after-alt-tab-action/2458213 "2025-04-15T14:47:32Z")

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The game has a setting that mutes the sound when the focus is lost on the window. This is implemented using FApp::SetVolumeMultiplier/FApp::GetVolumeMultiplier, which changes when the window state changes. If this optio…

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## [Best way to approach weapon sounds changing over distance](https://forums.unrealengine.com/t/best-way-to-approach-weapon-sounds-changing-over-distance/107683)

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**Author:** [@anonymous\_user\_590c6559](https://forums.unrealengine.com/u/anonymous_user_590c6559)\
**Replies:** 5\
**Last updated:** [April 14, 2025, 10:42pm UTC](https://forums.unrealengine.com/t/best-way-to-approach-weapon-sounds-changing-over-distance/107683 "2025-04-14T22:42:40Z")

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Hi guys, Working on a shooter and having trouble making weapons sound good at distance. I currently set volume multipliers on different layers of the sound based on distance and have air absorption through an Attenuatio…

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## [Getting float from Metasound to BP](https://forums.unrealengine.com/t/getting-float-from-metasound-to-bp/685820)

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**Author:** [@TRJ\_Audio](https://forums.unrealengine.com/u/TRJ_Audio)\
**Replies:** 4\
**Last updated:** [April 14, 2025, 9:12am UTC](https://forums.unrealengine.com/t/getting-float-from-metasound-to-bp/685820 "2025-04-14T09:12:29Z")

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Does anyone know how to get a float from a metasound? If I create an output in my metasound (float), how do I get acces to that float value in a BP? Thanks

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## [Why am I getting these "Accessed None" errors when working with Audio Components?](https://forums.unrealengine.com/t/why-am-i-getting-these-accessed-none-errors-when-working-with-audio-components/2453411)

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**Author:** [@JGoodroad](https://forums.unrealengine.com/u/JGoodroad)\
**Replies:** 2\
**Last updated:** [April 12, 2025, 10:21pm UTC](https://forums.unrealengine.com/t/why-am-i-getting-these-accessed-none-errors-when-working-with-audio-components/2453411 "2025-04-12T22:21:38Z")

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Hello! I’m very new to audio in UE5, and I thought I was doing it correct enough but my logs are full of these errors. And it’s weird because I make sure to set the audio components and eveything seems to work well e…

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## [My sound only works when the attenuation bubble is over the spawn area](https://forums.unrealengine.com/t/my-sound-only-works-when-the-attenuation-bubble-is-over-the-spawn-area/512556)

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**Author:** [@anonymous\_user\_e9b991cc](https://forums.unrealengine.com/u/anonymous_user_e9b991cc)\
**Replies:** 4\
**Last updated:** [April 12, 2025, 12:27am UTC](https://forums.unrealengine.com/t/my-sound-only-works-when-the-attenuation-bubble-is-over-the-spawn-area/512556 "2025-04-12T00:27:17Z")

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I am using the AmbientSound object, and I’m trying to make a demonstration level showcasing spatial audio. The audio I’m using is simple 16-bit, 44.1kHz wav files so that’s all good. The problem is that the sounds cannot…

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## [MasterSubmixDefault](https://forums.unrealengine.com/t/mastersubmixdefault/564034)

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**Author:** [@anonymous\_user\_d89783231](https://forums.unrealengine.com/u/anonymous_user_d89783231)\
**Replies:** 2\
**Last updated:** [April 11, 2025, 5:39pm UTC](https://forums.unrealengine.com/t/mastersubmixdefault/564034 "2025-04-11T17:39:51Z")

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Hi there, I’m in Unreal Engine 5 and would like to find the MasterSubmixDefault feature in the Assets which seems to be missing. Please let me know where I can find it. Thanks and regards, S.

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## [Quartz Clock causing a pause between sounds on UE 5.5](https://forums.unrealengine.com/t/quartz-clock-causing-a-pause-between-sounds-on-ue-5-5/2446484)

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**Author:** [@Jokobo](https://forums.unrealengine.com/u/Jokobo)\
**Replies:** 1\
**Last updated:** [April 11, 2025, 1:20am UTC](https://forums.unrealengine.com/t/quartz-clock-causing-a-pause-between-sounds-on-ue-5-5/2446484 "2025-04-11T01:20:57Z")

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Hello, I’m working on audio system that let me change background theme based on certain conditions (transitions between areas, time of day or weather changes and so on). The general approach was that every background t…

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## [All audio sounds have a delay](https://forums.unrealengine.com/t/all-audio-sounds-have-a-delay/2014954)

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**Author:** [@JustOK](https://forums.unrealengine.com/u/JustOK)\
**Replies:** 4\
**Last updated:** [April 10, 2025, 12:35pm UTC](https://forums.unrealengine.com/t/all-audio-sounds-have-a-delay/2014954 "2025-04-10T12:35:16Z")

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I’m trying to add some audio to my game, but no matter how I insert any audio, there’s always about a 0.15 second delay until it actually plays, which doesn’t sound like much, but it’s definitely too jarring for things l…

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## [Output Surround sound to 5.1, 7.1 speakers?](https://forums.unrealengine.com/t/output-surround-sound-to-5-1-7-1-speakers/1725150)

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**Author:** [@Manking-1](https://forums.unrealengine.com/u/Manking-1)\
**Replies:** 3\
**Last updated:** [April 10, 2025, 11:48am UTC](https://forums.unrealengine.com/t/output-surround-sound-to-5-1-7-1-speakers/1725150 "2025-04-10T11:48:23Z")

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Hi! Unity has a simple setup that allows you to customize the sound of the AudioSpeakerMode Mode5point1 environment. As a result, audio sources are automatically distributed between the speakers and, for example, are pl…

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## [button click sound require blueprint delay](https://forums.unrealengine.com/t/button-click-sound-require-blueprint-delay/415148)

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**Author:** [@Krakinoz](https://forums.unrealengine.com/u/Krakinoz)\
**Replies:** 7\
**Last updated:** [April 4, 2025, 1:28pm UTC](https://forums.unrealengine.com/t/button-click-sound-require-blueprint-delay/415148 "2025-04-04T13:28:03Z")

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Hey there, can you show the code for the sound and delay?

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## [Best way to approach musical ensemble audio](https://forums.unrealengine.com/t/best-way-to-approach-musical-ensemble-audio/2422701)

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**Author:** [@HugeBeatz](https://forums.unrealengine.com/u/HugeBeatz)\
**Replies:** 4\
**Last updated:** [April 3, 2025, 2:48am UTC](https://forums.unrealengine.com/t/best-way-to-approach-musical-ensemble-audio/2422701 "2025-04-03T02:48:08Z")

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I am making an experience in UE5. It is basically a small ensemble of 4 musical instruments surrounding the player. The idea is that the player may click on the individual instruments to make them play sound (audio will …

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## [PlayQuantized is crashing / ensuring fires when I queue from another delegate](https://forums.unrealengine.com/t/playquantized-is-crashing-ensuring-fires-when-i-queue-from-another-delegate/2417765)

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**Author:** [@andyvyking](https://forums.unrealengine.com/u/andyvyking)\
**Replies:** 1\
**Last updated:** [April 3, 2025, 12:21am UTC](https://forums.unrealengine.com/t/playquantized-is-crashing-ensuring-fires-when-i-queue-from-another-delegate/2417765 "2025-04-03T00:21:56Z")

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I’m trying to set up a system where a quartz clock delegate queues up audio at the beginning of each bar. Unfortunately at three audio cues the whole editor crashes with a stacktrace in UnrealCore malloc calls. Instead …

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## [Paused Narration on UI](https://forums.unrealengine.com/t/paused-narration-on-ui/2435961)

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**Author:** [@dhorne2005](https://forums.unrealengine.com/u/dhorne2005)\
**Replies:** 0\
**Last updated:** [April 2, 2025, 11:41am UTC](https://forums.unrealengine.com/t/paused-narration-on-ui/2435961 "2025-04-02T11:41:06Z")

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Hi all, I’m currently making a project which involves narration that is toggled by a button once the user is close enough to the proximity trigger. I want to make it so that the narration is paused whenever the Menu UI …

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## [Best way to handle multiple shared output events in a single metasound?](https://forums.unrealengine.com/t/best-way-to-handle-multiple-shared-output-events-in-a-single-metasound/2432518)

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**Author:** [@Gammby5874](https://forums.unrealengine.com/u/Gammby5874)\
**Replies:** 1\
**Last updated:** [March 31, 2025, 6:02pm UTC](https://forums.unrealengine.com/t/best-way-to-handle-multiple-shared-output-events-in-a-single-metasound/2432518 "2025-03-31T18:02:47Z")

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Hello! I have a metasound with 4 waveplayers that I want to have an “On finished” event on each. The ideal situation would be for them to all share the “On Finished” graph output but it doesn’t allow for multiple instan…

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## [SoundClass default SubMix send does not work for MetaSound Source](https://forums.unrealengine.com/t/soundclass-default-submix-send-does-not-work-for-metasound-source/2381807)

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**Author:** [@SaultBoy](https://forums.unrealengine.com/u/SaultBoy)\
**Replies:** 2\
**Last updated:** [March 31, 2025, 7:27am UTC](https://forums.unrealengine.com/t/soundclass-default-submix-send-does-not-work-for-metasound-source/2381807 "2025-03-31T07:27:07Z")

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Create metasound source, set it to play any sound. Click “Source” - select soundclass, which has set to some specific submix send. submix send, which is defined by applied sound class is ingored by metasound source. I…

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## [OSC Plugin - Binding an Event to All Messages - Delegate by ref is not compatible with Delegate](https://forums.unrealengine.com/t/osc-plugin-binding-an-event-to-all-messages-delegate-by-ref-is-not-compatible-with-delegate/2364608)

<div class="topic-metadata">

**Author:** [@D0rk80](https://forums.unrealengine.com/u/D0rk80)\
**Replies:** 2\
**Last updated:** [March 28, 2025, 2:04am UTC](https://forums.unrealengine.com/t/osc-plugin-binding-an-event-to-all-messages-delegate-by-ref-is-not-compatible-with-delegate/2364608 "2025-03-28T02:04:06Z")

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https://dev.epicgames.com/documentation/en-us/unreal-engine/osc-plugin-overview-for-unreal-engine?application\_version=5.5#oscbundle/message Trying to use OSC Binding an Event to All Messages getting error; Delegate (b…

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## [Is there a way to modify the pitch of voice chat?](https://forums.unrealengine.com/t/is-there-a-way-to-modify-the-pitch-of-voice-chat/2330883)

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**Author:** [@Stickazzii](https://forums.unrealengine.com/u/Stickazzii)\
**Replies:** 3\
**Last updated:** [March 27, 2025, 11:44pm UTC](https://forums.unrealengine.com/t/is-there-a-way-to-modify-the-pitch-of-voice-chat/2330883 "2025-03-27T23:44:09Z")

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I want to achieve that, when my character gets smaller than default, the voice chat input should have a higher pitch. Is this possible to do?

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