# Audio

**URL:** https://forums.unrealengine.com/c/development-discussion/audio/42.md?page=21

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**Page:** 22

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## [Crossfade between Submixes on soundclasses.](https://forums.unrealengine.com/t/crossfade-between-submixes-on-soundclasses/1938834)

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**Author:** [@ViRiX](https://forums.unrealengine.com/u/ViRiX)\
**Replies:** 0\
**Last updated:** [July 16, 2024, 1:35am UTC](https://forums.unrealengine.com/t/crossfade-between-submixes-on-soundclasses/1938834 "2024-07-16T01:35:31Z")

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Hello, I’ve been searching for this, but all of the posts asking about this have no replies. I’m working on a situation where when the player presses a button, all of the music in the Music sound class gets a band pass…

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## [My QuartzClock becomes an invalid object after an extended period of time (~50-60 beats)](https://forums.unrealengine.com/t/my-quartzclock-becomes-an-invalid-object-after-an-extended-period-of-time-50-60-beats/1938791)

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**Author:** [@notRADwhatever](https://forums.unrealengine.com/u/notRADwhatever)\
**Replies:** 0\
**Last updated:** [July 16, 2024, 12:07am UTC](https://forums.unrealengine.com/t/my-quartzclock-becomes-an-invalid-object-after-an-extended-period-of-time-50-60-beats/1938791 "2024-07-16T00:07:24Z")

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Hi I am in the process of setting up a Quantized audio system in C++ using Unreal Engine 5.4.2 and its QuartzClock system. I ran into several issues w/ the C++ implementation, but I’ve mostly ironed out all my issues n…

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## [How to get audio data as its plated via UAudioComponent?](https://forums.unrealengine.com/t/how-to-get-audio-data-as-its-plated-via-uaudiocomponent/1930309)

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**Author:** [@OOOllieML](https://forums.unrealengine.com/u/OOOllieML)\
**Replies:** 2\
**Last updated:** [July 15, 2024, 10:23am UTC](https://forums.unrealengine.com/t/how-to-get-audio-data-as-its-plated-via-uaudiocomponent/1930309 "2024-07-15T10:23:11Z")

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I am trying to capture the audio data that is played out in the engine and send it over the PixelStream using the PixelStreaming module. Once I have the audio data I can send this to the stream but I dont know how to ge…

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## [Stero sounds to mono for positional audio](https://forums.unrealengine.com/t/stero-sounds-to-mono-for-positional-audio/38928)

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**Author:** [@Ben\_Cykyria](https://forums.unrealengine.com/u/Ben_Cykyria)\
**Replies:** 4\
**Last updated:** [July 15, 2024, 9:49am UTC](https://forums.unrealengine.com/t/stero-sounds-to-mono-for-positional-audio/38928 "2024-07-15T09:49:37Z")

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Hi, I have a lot of sound effects in stereo. I want to play them at a certain location, and this doesn’t work with stereo sounds (positional audio). I have to export them and convert them to mono and import then again. …

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## [Save audio input to be sent as a file on android.](https://forums.unrealengine.com/t/save-audio-input-to-be-sent-as-a-file-on-android/1934538)

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**Author:** [@Darahas1](https://forums.unrealengine.com/u/Darahas1)\
**Replies:** 0\
**Last updated:** [July 11, 2024, 10:54pm UTC](https://forums.unrealengine.com/t/save-audio-input-to-be-sent-as-a-file-on-android/1934538 "2024-07-11T22:54:44Z")

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Hello, I want to take the user’s microphone audio input and save it and then send it to a server via http request. I can capture the audio using the audiocapture module/nodes but the node saves the audio wav file to a pa…

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## [Issues with audio capture in VR](https://forums.unrealengine.com/t/issues-with-audio-capture-in-vr/1933960)

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**Author:** [@3dkobi](https://forums.unrealengine.com/u/3dkobi)\
**Replies:** 0\
**Last updated:** [July 11, 2024, 12:09pm UTC](https://forums.unrealengine.com/t/issues-with-audio-capture-in-vr/1933960 "2024-07-11T12:09:45Z")

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Hi, I’m having some issues with the audio capture component… In a VR project, when a player speaks, I have to get his volume. In order to do so I’m using OnAudioEnvelopeValue event, and for now just connect a printstri…

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## [Getting duration of audio component 4.7](https://forums.unrealengine.com/t/getting-duration-of-audio-component-4-7/308302)

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**Author:** [@Shirk](https://forums.unrealengine.com/u/Shirk)\
**Replies:** 6\
**Last updated:** [July 11, 2024, 11:12am UTC](https://forums.unrealengine.com/t/getting-duration-of-audio-component-4-7/308302 "2024-07-11T11:12:05Z")

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Since moving to 4.7, I dont seem to be able to get the duration of any audio component.

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## [Step Sequence Player to trigger Saw Wave / Additive Synth](https://forums.unrealengine.com/t/step-sequence-player-to-trigger-saw-wave-additive-synth/1931757)

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**Author:** [@TILTBOTS](https://forums.unrealengine.com/u/TILTBOTS)\
**Replies:** 1\
**Last updated:** [July 10, 2024, 3:04pm UTC](https://forums.unrealengine.com/t/step-sequence-player-to-trigger-saw-wave-additive-synth/1931757 "2024-07-10T15:04:46Z")

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Hello, I am using Unreal 5.4.2. I have a meta sound that uses ‘Trigger to Music Transport’ and ‘Metronome MIDI Clock Generator’ nodes to control a ‘Step Sequence Player’ node. I am then using the MIDI Stream output to …

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## [Looping BGM With Quartz: Delay in Shipped Version Only?](https://forums.unrealengine.com/t/looping-bgm-with-quartz-delay-in-shipped-version-only/1920067)

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**Author:** [@ZapperFire44](https://forums.unrealengine.com/u/ZapperFire44)\
**Replies:** 2\
**Last updated:** [July 9, 2024, 7:47pm UTC](https://forums.unrealengine.com/t/looping-bgm-with-quartz-delay-in-shipped-version-only/1920067 "2024-07-09T19:47:08Z")

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I’m working on setting up a BGM loop for a short game, and I’m using Quartz to line up tracks properly. I have an intro clip that plays once and a main clip that loops continuously afterwards. This works as intended with…

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## [Is there a way in the engine to better represent vertically positioned sounds?](https://forums.unrealengine.com/t/is-there-a-way-in-the-engine-to-better-represent-vertically-positioned-sounds/1931689)

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**Author:** [@songss23](https://forums.unrealengine.com/u/songss23)\
**Replies:** 3\
**Last updated:** [July 9, 2024, 5:11pm UTC](https://forums.unrealengine.com/t/is-there-a-way-in-the-engine-to-better-represent-vertically-positioned-sounds/1931689 "2024-07-09T17:11:55Z")

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Hello, I’m a sound designer working on developing a 3D multiplayer game using UE4.27.2. I’m using Fmod as the sound middleware and not using any additional features. The issue I’m encountering is that in the game, soun…

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## [Sound Effects ](https://forums.unrealengine.com/t/sound-effects/1926459)

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**Author:** [@Ninja.exe211](https://forums.unrealengine.com/u/Ninja.exe211)\
**Replies:** 4\
**Last updated:** [July 9, 2024, 10:11am UTC](https://forums.unrealengine.com/t/sound-effects/1926459 "2024-07-09T10:11:22Z")

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So what i want to do is to creat random sounds for example forest sounds to play random while player will be exploring map. Maybe every 3 minutes will be playing random sound effect. Anybody know how to do it ?

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## [Need help with sound unreal.soundwave options](https://forums.unrealengine.com/t/need-help-with-sound-unreal-soundwave-options/1931106)

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**Author:** [@Cramatic](https://forums.unrealengine.com/u/Cramatic)\
**Replies:** 0\
**Last updated:** [July 9, 2024, 12:38am UTC](https://forums.unrealengine.com/t/need-help-with-sound-unreal-soundwave-options/1931106 "2024-07-09T00:38:13Z")

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Hello! I’m attempting to use python to modify various options for soundwaves that I import. I have taken a look at the class documentation for both \[soundwave\]unreal.SoundWave — Unreal Python 5.0 (Experimental) documenta…

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## [Audio component not affected by audio volumes](https://forums.unrealengine.com/t/audio-component-not-affected-by-audio-volumes/639707)

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**Author:** [@AnthonyDerossi00](https://forums.unrealengine.com/u/AnthonyDerossi00)\
**Replies:** 1\
**Last updated:** [July 6, 2024, 5:46am UTC](https://forums.unrealengine.com/t/audio-component-not-affected-by-audio-volumes/639707 "2024-07-06T05:46:28Z")

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Hello! I’ve a simple question: I’ve created an audio component inside an actor, I’d like that audio component to ignore the audio volume placed in the level. The reason is because I’ve different audio volumes placed in …

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## [How to remove fade in and out on sound cue?](https://forums.unrealengine.com/t/how-to-remove-fade-in-and-out-on-sound-cue/1925657)

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**Author:** [@Proglo02](https://forums.unrealengine.com/u/Proglo02)\
**Replies:** 1\
**Last updated:** [July 4, 2024, 7:04pm UTC](https://forums.unrealengine.com/t/how-to-remove-fade-in-and-out-on-sound-cue/1925657 "2024-07-04T19:04:35Z")

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So I’m trying to add some ambiance sound to my project but have an issue where the sound cue is fading in/out when I’m changing the volume setting. I also have an issue where the sound cue is playing at max volume at the…

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## [Exporting Audio with the Stereo Panoramic Capture Tool?](https://forums.unrealengine.com/t/exporting-audio-with-the-stereo-panoramic-capture-tool/96777)

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**Author:** [@janicewhtt](https://forums.unrealengine.com/u/janicewhtt)\
**Replies:** 15\
**Last updated:** [July 3, 2024, 3:30pm UTC](https://forums.unrealengine.com/t/exporting-audio-with-the-stereo-panoramic-capture-tool/96777 "2024-07-03T15:30:42Z")

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I’m using the stereo panaromic plugin to render 360 video along the walking path of my character, may i know is it possible to capture the corresponding sound in 3D spatial audio using the latest audioengine? \*ps The 36…

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## [Leveraging Audio Occlusion and Attenuation in AI hearing](https://forums.unrealengine.com/t/leveraging-audio-occlusion-and-attenuation-in-ai-hearing/1925384)

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**Author:** [@collederas](https://forums.unrealengine.com/u/collederas)\
**Replies:** 0\
**Last updated:** [July 3, 2024, 2:53pm UTC](https://forums.unrealengine.com/t/leveraging-audio-occlusion-and-attenuation-in-ai-hearing/1925384 "2024-07-03T14:53:34Z")

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As per title: unreal already includes audio occlusion/attenuation calculations and I wonder if anyone has ever used them to influence AI perception hearing results. I could not find any mention of this anywhere. Is ther…

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## [Metasound outputs accessible via blueprint?](https://forums.unrealengine.com/t/metasound-outputs-accessible-via-blueprint/542873)

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**Author:** [@Xiaozo](https://forums.unrealengine.com/u/Xiaozo)\
**Replies:** 12\
**Last updated:** [July 2, 2024, 3:42pm UTC](https://forums.unrealengine.com/t/metasound-outputs-accessible-via-blueprint/542873 "2024-07-02T15:42:30Z")

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With metasounds and metasoundsources you can create outputs. The main use I have found for them is when you want to use a metasound within a metasoundsource or a metasoundsource within another metasoundsource. For examp…

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## [Multiplayer Voice Chat Replication (Spatial Audio...)](https://forums.unrealengine.com/t/multiplayer-voice-chat-replication-spatial-audio/1920680)

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**Author:** [@sizeJV](https://forums.unrealengine.com/u/sizeJV)\
**Replies:** 0\
**Last updated:** [June 29, 2024, 1:13pm UTC](https://forums.unrealengine.com/t/multiplayer-voice-chat-replication-spatial-audio/1920680 "2024-06-29T13:13:05Z")

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Hey, So I am trying to setup Voice Chat in multiplayer using the Online Subsystem. I’ve used another post from the forum as a help since they said it worked for them Voice Chat is not attenuating But I have some issues…

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## [Unreal 5.3 & 5.4 Windows Platform Audio API return value WRONG](https://forums.unrealengine.com/t/unreal-5-3-5-4-windows-platform-audio-api-return-value-wrong/1918662)

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**Author:** [@wayne23757959](https://forums.unrealengine.com/u/wayne23757959)\
**Replies:** 0\
**Last updated:** [June 27, 2024, 2:53pm UTC](https://forums.unrealengine.com/t/unreal-5-3-5-4-windows-platform-audio-api-return-value-wrong/1918662 "2024-06-27T14:53:20Z")

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Since 5.3 Epic just add the Windows Audio Session API for the engin, but in the “WaspiStreamManger.h” this function seem forgot the return value. If your project or plugin has/had used it, Please be care for this bug s…

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## [Niagara Microphone Input Soundsubmix Not work](https://forums.unrealengine.com/t/niagara-microphone-input-soundsubmix-not-work/1918466)

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**Author:** [@hjs71738](https://forums.unrealengine.com/u/hjs71738)\
**Replies:** 0\
**Last updated:** [June 27, 2024, 11:32am UTC](https://forums.unrealengine.com/t/niagara-microphone-input-soundsubmix-not-work/1918466 "2024-06-27T11:32:17Z")

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I’m making an effect which responds to sound(from microphone input) I added Soundsubmix but for some reason it didn’t work. i’m new to Audio Programming so i almost know nothing about it. i followed thi…

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## [How do you stop a 2D sound?](https://forums.unrealengine.com/t/how-do-you-stop-a-2d-sound/379534)

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**Author:** [@anonymous\_user\_1786a85d](https://forums.unrealengine.com/u/anonymous_user_1786a85d)\
**Replies:** 11\
**Last updated:** [June 26, 2024, 3:52pm UTC](https://forums.unrealengine.com/t/how-do-you-stop-a-2d-sound/379534 "2024-06-26T15:52:16Z")

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Hello, I have a widget that plays a sound 2D in its blueprint. How do I stop this sound? Another method that would suit my needs is stopping every sound. Thank you for reading.

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## [How to attach metasound to any actor?](https://forums.unrealengine.com/t/how-to-attach-metasound-to-any-actor/1914591)

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**Author:** [@Justrenis](https://forums.unrealengine.com/u/Justrenis)\
**Replies:** 1\
**Last updated:** [June 26, 2024, 7:40am UTC](https://forums.unrealengine.com/t/how-to-attach-metasound-to-any-actor/1914591 "2024-06-26T07:40:59Z")

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Can’t find or figure it out so that metasound is attached to the actor and when sound is played from audiocomponent(not play sound at location or other functions that take SoundBase), sound is playing from actor, even if…

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## [Call the current quartz clock triggered by the current level sequencer via the playercharacter](https://forums.unrealengine.com/t/call-the-current-quartz-clock-triggered-by-the-current-level-sequencer-via-the-playercharacter/1916857)

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**Author:** [@jntmusic](https://forums.unrealengine.com/u/jntmusic)\
**Replies:** 0\
**Last updated:** [June 26, 2024, 4:02am UTC](https://forums.unrealengine.com/t/call-the-current-quartz-clock-triggered-by-the-current-level-sequencer-via-the-playercharacter/1916857 "2024-06-26T04:02:43Z")

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Hello, I’m building a rhythm based system currently that can track how accurate the player triggers an action against the bpm of the music. Think DDR or Guitar Hero with the “perfect”, “good”, and “miss” grading system.…

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## [Metasound restarts everytime I try to do something quantized](https://forums.unrealengine.com/t/metasound-restarts-everytime-i-try-to-do-something-quantized/1912683)

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**Author:** [@ViRiX](https://forums.unrealengine.com/u/ViRiX)\
**Replies:** 1\
**Last updated:** [June 24, 2024, 9:29pm UTC](https://forums.unrealengine.com/t/metasound-restarts-everytime-i-try-to-do-something-quantized/1912683 "2024-06-24T21:29:59Z")

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Hey guys, I’m working on a Metasound that’s a piece of background musikc. The music has an intro, then a part that continuously loops. However, when the player goes to a certain part of the game, I have an input in the…

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## [I can only add audio to variables when files are in Starter Content folder???](https://forums.unrealengine.com/t/i-can-only-add-audio-to-variables-when-files-are-in-starter-content-folder/1882023)

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**Author:** [@ViRiX](https://forums.unrealengine.com/u/ViRiX)\
**Replies:** 8\
**Last updated:** [June 23, 2024, 12:09am UTC](https://forums.unrealengine.com/t/i-can-only-add-audio-to-variables-when-files-are-in-starter-content-folder/1882023 "2024-06-23T00:09:34Z")

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I’ve run across a strange issue where I’m unable to add audio componants such as Metasounds to variables within the level Blueprint. Now I’ve seen som results before discussing it being a bug. But here’s the even strang…

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## [Where are all the Paragon Sounds EPIC?](https://forums.unrealengine.com/t/where-are-all-the-paragon-sounds-epic/461711)

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**Author:** [@tyconner](https://forums.unrealengine.com/u/tyconner)\
**Replies:** 0\
**Last updated:** [February 13, 2020, 4:16pm UTC](https://forums.unrealengine.com/t/where-are-all-the-paragon-sounds-epic/461711 "2020-02-13T16:16:42Z")

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I get that its cool they released all these assets for free. In fact, I don’t feel like it makes up for literally throwing my favorite game in the trash can for a 12 year olds short lived battle royal fantasy game. But t…

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## [No Audio in UE 5.3?](https://forums.unrealengine.com/t/no-audio-in-ue-5-3/1912106)

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**Author:** [@XGENFC](https://forums.unrealengine.com/u/XGENFC)\
**Replies:** 0\
**Last updated:** [June 22, 2024, 12:52am UTC](https://forums.unrealengine.com/t/no-audio-in-ue-5-3/1912106 "2024-06-22T00:52:43Z")

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I’m working on a project in UE5.3, it was smooth this morning but suddenly No Audio. I installed the 5.4 and it’s works good but it’s so much laggy, I deleted and re-installed the 5.3 but there’s still no audio. I only …

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## [How to make metasound that ensures only one sound is playing at a given time](https://forums.unrealengine.com/t/how-to-make-metasound-that-ensures-only-one-sound-is-playing-at-a-given-time/1908984)

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**Author:** [@Justrenis](https://forums.unrealengine.com/u/Justrenis)\
**Replies:** 6\
**Last updated:** [June 20, 2024, 1:22pm UTC](https://forums.unrealengine.com/t/how-to-make-metasound-that-ensures-only-one-sound-is-playing-at-a-given-time/1908984 "2024-06-20T13:22:12Z")

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I want to make metasound be playing one firing sound at a given time as it preloads the next one so that playback is smooth and continous, how to make that happen?

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## [Is it possible to create a Sound class in C++](https://forums.unrealengine.com/t/is-it-possible-to-create-a-sound-class-in-c/1909709)

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**Author:** [@chuklov](https://forums.unrealengine.com/u/chuklov)\
**Replies:** 0\
**Last updated:** [June 20, 2024, 2:40am UTC](https://forums.unrealengine.com/t/is-it-possible-to-create-a-sound-class-in-c/1909709 "2024-06-20T02:40:15Z")

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HI All, I’m looking for a way to create a Sound class in C++ if possible. I want to make Master class and 4 children in C++ so I can use it in the sound file as sound class. Looks like chatGPT doesn’t;t know about it …

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## [Is it possible to edit a Sound Class Mix's Low Pass Filter during runtime](https://forums.unrealengine.com/t/is-it-possible-to-edit-a-sound-class-mixs-low-pass-filter-during-runtime/666861)

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**Author:** [@ArmchairAudio](https://forums.unrealengine.com/u/ArmchairAudio)\
**Replies:** 3\
**Last updated:** [June 20, 2024, 12:16am UTC](https://forums.unrealengine.com/t/is-it-possible-to-edit-a-sound-class-mixs-low-pass-filter-during-runtime/666861 "2024-06-20T00:16:06Z")

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I want to be able to edit the “Low Pass Filter Frequency” value on a Sound Class in a Sound Mix Class in blueprints/during runtime. different levels of muffling at different distances is what I was going for. I’m just w…

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