# Audio

**URL:** https://forums.unrealengine.com/c/development-discussion/audio/42.md?page=16

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**Page:** 17

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## [How to map a different Sound Cue to an Input Action while another Input Action is being held?](https://forums.unrealengine.com/t/how-to-map-a-different-sound-cue-to-an-input-action-while-another-input-action-is-being-held/2147070)

<div class="topic-metadata">

**Author:** [@saunders096](https://forums.unrealengine.com/u/saunders096)\
**Replies:** 1\
**Last updated:** [November 23, 2024, 9:37pm UTC](https://forums.unrealengine.com/t/how-to-map-a-different-sound-cue-to-an-input-action-while-another-input-action-is-being-held/2147070 "2024-11-23T21:37:09Z")

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I am brand spankin’ new to this. I am a sound designer learning to implement my sounds for a project in Unreal and I’m learning a lot very quickly - but now I’m stuck. We have an Input Action for shooting and a correspo…

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## [Can anyone interpret Modular Synthesizer?](https://forums.unrealengine.com/t/can-anyone-interpret-modular-synthesizer/2147136)

<div class="topic-metadata">

**Author:** [@espr3ss0](https://forums.unrealengine.com/u/espr3ss0)\
**Replies:** 0\
**Last updated:** [November 23, 2024, 9:21pm UTC](https://forums.unrealengine.com/t/can-anyone-interpret-modular-synthesizer/2147136 "2024-11-23T21:21:57Z")

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Just got started with Metasound synthesizing and am very confused. Trying to make Rain effects and found this interesting video but can anyone help interpret it? I’m not sure if UE has the modules.

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## [Does not work reverb for Gameplay Audio Volume](https://forums.unrealengine.com/t/does-not-work-reverb-for-gameplay-audio-volume/2146215)

<div class="topic-metadata">

**Author:** [@SaultBoy](https://forums.unrealengine.com/u/SaultBoy)\
**Replies:** 0\
**Last updated:** [November 23, 2024, 2:34pm UTC](https://forums.unrealengine.com/t/does-not-work-reverb-for-gameplay-audio-volume/2146215 "2024-11-23T14:34:08Z")

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Hi all again. Using UE5.4, trying to follow this tutorial. On a level, I have a sphere mesh actor with wave asset attached to it, which is looped and matched to new a sound class. Sound class is set as it said: Rout…

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## [Sending reverb to a submix for recording?](https://forums.unrealengine.com/t/sending-reverb-to-a-submix-for-recording/2145918)

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**Author:** [@jusonator](https://forums.unrealengine.com/u/jusonator)\
**Replies:** 0\
**Last updated:** [November 23, 2024, 11:59am UTC](https://forums.unrealengine.com/t/sending-reverb-to-a-submix-for-recording/2145918 "2024-11-23T11:59:48Z")

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Hey there! I am making a game in which the player records sounds using the Record Output functionality, with desired sounds being sent to a Submix. I am using Audio Zones to add reverb to sounds in the world, and this wo…

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## [How to record in-game audio listened at the specific location ](https://forums.unrealengine.com/t/how-to-record-in-game-audio-listened-at-the-specific-location/2142387)

<div class="topic-metadata">

**Author:** [@Richard6677](https://forums.unrealengine.com/u/Richard6677)\
**Replies:** 3\
**Last updated:** [November 23, 2024, 8:55am UTC](https://forums.unrealengine.com/t/how-to-record-in-game-audio-listened-at-the-specific-location/2142387 "2024-11-23T08:55:29Z")

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I would like to record the audio heard by player in my game at some specific positions in the virtual game world. After some searching I seem not able to find similar topics, and the “audio capture” plugin seems not able…

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## [Audio Stops When Exiting Attenuation Falloff Distance](https://forums.unrealengine.com/t/audio-stops-when-exiting-attenuation-falloff-distance/112926)

<div class="topic-metadata">

**Author:** [@Sound\_Guy\_Roy](https://forums.unrealengine.com/u/Sound_Guy_Roy)\
**Replies:** 10\
**Last updated:** [November 22, 2024, 10:21pm UTC](https://forums.unrealengine.com/t/audio-stops-when-exiting-attenuation-falloff-distance/112926 "2024-11-22T22:21:19Z")

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Hey fellow sound people, I’ve got a problem with sounds stopping when the leave the falloff distance. I’ve made sure that the\* “Allow Virtualized Sounds”\* is checked, and that “Always Play” is check in the Master Bus. H…

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## [Audio in sequencer](https://forums.unrealengine.com/t/audio-in-sequencer/103255)

<div class="topic-metadata">

**Author:** [@insectula](https://forums.unrealengine.com/u/insectula)\
**Replies:** 6\
**Last updated:** [November 22, 2024, 4:12pm UTC](https://forums.unrealengine.com/t/audio-in-sequencer/103255 "2024-11-22T16:12:07Z")

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I understand your line of thinking that if you output a video, most people lay on the audio after. This is true, but you are missing a big point…in having the ability to place audio on an object or area you are creating …

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## [(MetaSounds) Make Cue Points in Davinci Resolve?](https://forums.unrealengine.com/t/metasounds-make-cue-points-in-davinci-resolve/2141815)

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**Author:** [@espr3ss0](https://forums.unrealengine.com/u/espr3ss0)\
**Replies:** 0\
**Last updated:** [November 21, 2024, 9:51pm UTC](https://forums.unrealengine.com/t/metasounds-make-cue-points-in-davinci-resolve/2141815 "2024-11-21T21:51:54Z")

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Does anyone know how to make Cue Points in Davinci Resolve(19)?

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## [Engine crashes when playing recorded sound wave](https://forums.unrealengine.com/t/engine-crashes-when-playing-recorded-sound-wave/1779087)

<div class="topic-metadata">

**Author:** [@Trcak](https://forums.unrealengine.com/u/Trcak)\
**Replies:** 5\
**Last updated:** [November 21, 2024, 4:34pm UTC](https://forums.unrealengine.com/t/engine-crashes-when-playing-recorded-sound-wave/1779087 "2024-11-21T16:34:18Z")

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Hey everyone, So I’ve been trying to record sound waves in UE5 and play them back, but as soon as I set the start time to anything higher than 0.0 the engine just crashes. This happens in the packaged build as well. Th…

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## [Audio system crash - FSoundSource::NotifyPlaybackData() - UE4.27](https://forums.unrealengine.com/t/audio-system-crash-fsoundsource-notifyplaybackdata-ue4-27/2140532)

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**Author:** [@lonefoe](https://forums.unrealengine.com/u/lonefoe)\
**Replies:** 0\
**Last updated:** [November 21, 2024, 11:53am UTC](https://forums.unrealengine.com/t/audio-system-crash-fsoundsource-notifyplaybackdata-ue4-27/2140532 "2024-11-21T11:53:42Z")

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Hey everyone. I posted a week back about a crash that has been pretty consistently causing me headaches in UE4.27, but got not replies. I tested a couple of things and wanted to try posting again, as I am absolutely conf…

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## [Child soundclasses bug](https://forums.unrealengine.com/t/child-soundclasses-bug/2137567)

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**Author:** [@arczej](https://forums.unrealengine.com/u/arczej)\
**Replies:** 0\
**Last updated:** [November 20, 2024, 1:09pm UTC](https://forums.unrealengine.com/t/child-soundclasses-bug/2137567 "2024-11-20T13:09:50Z")

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Hi! Not sure if I’m the one doing something wrong, or has this bug been unaddressed for a few versions now. Basically: I want to create soundclass hierarchy, let’s say something like this: Once I start nesting the…

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## [Why can't I increase my max audio channels?](https://forums.unrealengine.com/t/why-cant-i-increase-my-max-audio-channels/538185)

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**Author:** [@Calliebonker](https://forums.unrealengine.com/u/Calliebonker)\
**Replies:** 3\
**Last updated:** [November 20, 2024, 12:46pm UTC](https://forums.unrealengine.com/t/why-cant-i-increase-my-max-audio-channels/538185 "2024-11-20T12:46:44Z")

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I want to increase my max audio channels from 32 to 64 in UE4.26 but when I go into Project Settings - Audio - Quality - Max Channels and set it at 64, I start the level and my ‘Get max audio channel count’ blueprint nod…

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## [Audio in sequencers - attenuation setup?](https://forums.unrealengine.com/t/audio-in-sequencers-attenuation-setup/2101488)

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**Author:** [@dragonzen\_ugc](https://forums.unrealengine.com/u/dragonzen_ugc)\
**Replies:** 3\
**Last updated:** [November 19, 2024, 6:35am UTC](https://forums.unrealengine.com/t/audio-in-sequencers-attenuation-setup/2101488 "2024-11-19T06:35:35Z")

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Hello, I am having issues setting the audio attenuation in sequencer in UEFN. I created attenuation settings asset with setting to override, but it has no effect. Anybody could help me with proper way to set…

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## [Help with Metasound in Unreal Engine 5](https://forums.unrealengine.com/t/help-with-metasound-in-unreal-engine-5/2091686)

<div class="topic-metadata">

**Author:** [@Ferasyahya](https://forums.unrealengine.com/u/Ferasyahya)\
**Replies:** 2\
**Last updated:** [November 18, 2024, 9:28pm UTC](https://forums.unrealengine.com/t/help-with-metasound-in-unreal-engine-5/2091686 "2024-11-18T21:28:48Z")

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I’m currently working on a simple breathing sound system for an enemy AI. The system includes two wave players. One that plays a looping breathing sound and a second one (initially not playing) that’s supposed to play a …

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## [Stop Audio file playing in Game](https://forums.unrealengine.com/t/stop-audio-file-playing-in-game/756624)

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**Author:** [@Graeme\_VR](https://forums.unrealengine.com/u/Graeme_VR)\
**Replies:** 12\
**Last updated:** [November 16, 2024, 6:28pm UTC](https://forums.unrealengine.com/t/stop-audio-file-playing-in-game/756624 "2024-11-16T18:28:35Z")

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Hi, I have made a level where once the game starts I want an audio track to start playing. I want the user to be able to toggle between 3 audio tracks when playing the game. I create a Soundtrack BP and inside I had the …

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## [How can I add a sound before "destroy actor" node?](https://forums.unrealengine.com/t/how-can-i-add-a-sound-before-destroy-actor-node/439947)

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**Author:** [@NtinosFerret](https://forums.unrealengine.com/u/NtinosFerret)\
**Replies:** 5\
**Last updated:** [November 12, 2024, 3:44pm UTC](https://forums.unrealengine.com/t/how-can-i-add-a-sound-before-destroy-actor-node/439947 "2024-11-12T15:44:10Z")

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Self explanatory. I need to play a sound right before my inventory item is picked up, therefore destroyed.

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## [How to Send Generated Audio to an External Python Application?](https://forums.unrealengine.com/t/how-to-send-generated-audio-to-an-external-python-application/2109800)

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**Author:** [@S.Schwarze](https://forums.unrealengine.com/u/S.Schwarze)\
**Replies:** 1\
**Last updated:** [November 12, 2024, 11:50am UTC](https://forums.unrealengine.com/t/how-to-send-generated-audio-to-an-external-python-application/2109800 "2024-11-12T11:50:59Z")

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I would like to send generated audio from a text-to-speech plugin via Sound Submix to an external Python application (pybinsim), which performs specialized 3D rendering. It’s important that only the generated audio is st…

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## [Adding function node to a Metasound Source File using the MetaSound Source Builder](https://forums.unrealengine.com/t/adding-function-node-to-a-metasound-source-file-using-the-metasound-source-builder/2110608)

<div class="topic-metadata">

**Author:** [@scarredkaizen](https://forums.unrealengine.com/u/scarredkaizen)\
**Replies:** 2\
**Last updated:** [November 11, 2024, 10:24pm UTC](https://forums.unrealengine.com/t/adding-function-node-to-a-metasound-source-file-using-the-metasound-source-builder/2110608 "2024-11-11T22:24:11Z")

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I can add a “mono mixer” function node directly to a Metasound file via blueprint, but I’m not sure how to add one via the MetaSound Builder Subsystem - it looks like I’ve only got options for Graph Input/Output, and Met…

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## [Audio component in Blueprint plays immediately on starting](https://forums.unrealengine.com/t/audio-component-in-blueprint-plays-immediately-on-starting/466499)

<div class="topic-metadata">

**Author:** [@emptyhead41](https://forums.unrealengine.com/u/emptyhead41)\
**Replies:** 5\
**Last updated:** [November 7, 2024, 9:11am UTC](https://forums.unrealengine.com/t/audio-component-in-blueprint-plays-immediately-on-starting/466499 "2024-11-07T09:11:25Z")

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Completed the Blueprints Quick Start Guide and now attempting to add an audio component to play a sound when I hit a trigger (Blueprints Quick Start Guide | Unreal Engine Documentation It appears to work, but the bluepr…

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## [UE5.4.1 PIE session stuck when trying to kill the AudioRenderThread](https://forums.unrealengine.com/t/ue5-4-1-pie-session-stuck-when-trying-to-kill-the-audiorenderthread/1835614)

<div class="topic-metadata">

**Author:** [@mattai](https://forums.unrealengine.com/u/mattai)\
**Replies:** 2\
**Last updated:** [November 6, 2024, 3:42pm UTC](https://forums.unrealengine.com/t/ue5-4-1-pie-session-stuck-when-trying-to-kill-the-audiorenderthread/1835614 "2024-11-06T15:42:06Z")

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I recently upgraded from 5.3.1 to 5.4 and then 5.4.1 and I noticed that my PIE sessions keep on getting stuck when I close them. I traced it to: void IAudioMixerPlatformInterface::StopGeneratingAudio() { SCOPED\_NAMED…

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## [When I download the audio and put it in the device, the game cannot start](https://forums.unrealengine.com/t/when-i-download-the-audio-and-put-it-in-the-device-the-game-cannot-start/2107982)

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**Author:** [@TFG\_FERIX](https://forums.unrealengine.com/u/TFG_FERIX)\
**Replies:** 0\
**Last updated:** [November 6, 2024, 2:24pm UTC](https://forums.unrealengine.com/t/when-i-download-the-audio-and-put-it-in-the-device-the-game-cannot-start/2107982 "2024-11-06T14:24:55Z")

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I have a problem with Fortnite Uefn. When I download the audio and put it in the device, the game cannot start, at this moment it shows that the changes are being applied, but this does not lead to anything. PS some cust…

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## [Source Bus vs Sound Class?](https://forums.unrealengine.com/t/source-bus-vs-sound-class/110061)

<div class="topic-metadata">

**Author:** [@birdjunk](https://forums.unrealengine.com/u/birdjunk)\
**Replies:** 4\
**Last updated:** [November 6, 2024, 2:35pm UTC](https://forums.unrealengine.com/t/source-bus-vs-sound-class/110061 "2024-11-06T14:35:15Z")

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Is the Source Bus intended to replace Sound Class? Or are they different? Can anyone give a use case for each and explain the advantages/disadvantage?.. or if there is a place where all of the features of the new audio…

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## [Many audios at once (Is it bad for the speakers? Can I put a limiter on top of every sound?)](https://forums.unrealengine.com/t/many-audios-at-once-is-it-bad-for-the-speakers-can-i-put-a-limiter-on-top-of-every-sound/2102623)

<div class="topic-metadata">

**Author:** [@DanielDPro](https://forums.unrealengine.com/u/DanielDPro)\
**Replies:** 0\
**Last updated:** [November 3, 2024, 3:31pm UTC](https://forums.unrealengine.com/t/many-audios-at-once-is-it-bad-for-the-speakers-can-i-put-a-limiter-on-top-of-every-sound/2102623 "2024-11-03T15:31:31Z")

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I’m making an audio visualizer. Currently I have 32 audio reacting cylinders at one place. They all playing the same audio and it’s very loud and sounds bad. Is it bad for the speakers? Can I somehow put a limiter on t…

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## [Audio reactors (Is there a limit?)](https://forums.unrealengine.com/t/audio-reactors-is-there-a-limit/2102619)

<div class="topic-metadata">

**Author:** [@DanielDPro](https://forums.unrealengine.com/u/DanielDPro)\
**Replies:** 0\
**Last updated:** [November 3, 2024, 3:31pm UTC](https://forums.unrealengine.com/t/audio-reactors-is-there-a-limit/2102619 "2024-11-03T15:31:25Z")

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I’m making an audio visualizer. If I place more than around 32 audio reactors (cylinders that flash), then some of them stop working. What could be the problem? Is there a limit how many I can use? If yes, can I adjust …

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## [What is the way of getting data from Audio Capture Component](https://forums.unrealengine.com/t/what-is-the-way-of-getting-data-from-audio-capture-component/110396)

<div class="topic-metadata">

**Author:** [@anonymous\_user\_b593e5841](https://forums.unrealengine.com/u/anonymous_user_b593e5841)\
**Replies:** 5\
**Last updated:** [November 1, 2024, 9:27pm UTC](https://forums.unrealengine.com/t/what-is-the-way-of-getting-data-from-audio-capture-component/110396 "2024-11-01T21:27:58Z")

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Hello. How can I get raw data using Audio Capture Component? All fields in class are private, as I see that data stored in TArray\<float\> CaptureAudioData; I don’t have experience with Synth Component, may be data cou…

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## [Start recording output and stop recording output?](https://forums.unrealengine.com/t/start-recording-output-and-stop-recording-output/129553)

<div class="topic-metadata">

**Author:** [@frostic](https://forums.unrealengine.com/u/frostic)\
**Replies:** 20\
**Last updated:** [November 1, 2024, 7:16pm UTC](https://forums.unrealengine.com/t/start-recording-output-and-stop-recording-output/129553 "2024-11-01T19:16:38Z")

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Hello, I found these 2 nodes and I’m trying to get it to output my ingame audio as it says in the docs: FROM DOCS “Start recording audio. By leaving the Submix To Record field blank, you can record the master output of …

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## [Loading .WAV at runtime to a USoundWave](https://forums.unrealengine.com/t/loading-wav-at-runtime-to-a-usoundwave/133500)

<div class="topic-metadata">

**Author:** [@WheezyDaStarfish](https://forums.unrealengine.com/u/WheezyDaStarfish)\
**Replies:** 17\
**Last updated:** [December 11, 2020, 2:34pm UTC](https://forums.unrealengine.com/t/loading-wav-at-runtime-to-a-usoundwave/133500 "2020-12-11T14:34:55Z")

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I am having some issues with the following function. I originally found this function on a post from @Frisco, and decided to try and debug the same problem, but I have come up empty. THE FUNCTION: I am trying to load a …

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## [Run-Time import of OGG Files? Anyone got this working?](https://forums.unrealengine.com/t/run-time-import-of-ogg-files-anyone-got-this-working/228887)

<div class="topic-metadata">

**Author:** [@RMVR](https://forums.unrealengine.com/u/RMVR)\
**Replies:** 5\
**Last updated:** [February 23, 2022, 5:55am UTC](https://forums.unrealengine.com/t/run-time-import-of-ogg-files-anyone-got-this-working/228887 "2022-02-23T05:55:54Z")

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Hi All, I am in production on 4.25 and we are want to add the option to import and play .ogg file. I have Tried at least 3 plugin option ( EMF and Ramas and a Random GitHub one \] and non of them will actually play the s…

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## [How would you beat detect an audio file in Unreal?](https://forums.unrealengine.com/t/how-would-you-beat-detect-an-audio-file-in-unreal/267124)

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**Author:** [@anon18065303](https://forums.unrealengine.com/u/anon18065303)\
**Replies:** 1\
**Last updated:** [April 22, 2022, 3:51am UTC](https://forums.unrealengine.com/t/how-would-you-beat-detect-an-audio-file-in-unreal/267124 "2022-04-22T03:51:33Z")

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I need to change the BPM of UMG images popping in and out based on classical music recorded without a click track. Would it perhaps be possible to use sequencer with notifications, or even an animation sequence the same…

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## [Is it possible to play audio stream somehow?](https://forums.unrealengine.com/t/is-it-possible-to-play-audio-stream-somehow/1419445)

<div class="topic-metadata">

**Author:** [@YuriNK](https://forums.unrealengine.com/u/YuriNK)\
**Replies:** 2\
**Last updated:** [August 1, 2024, 2:04pm UTC](https://forums.unrealengine.com/t/is-it-possible-to-play-audio-stream-somehow/1419445 "2024-08-01T14:04:19Z")

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Currently I get audio data streamed from server (ElevenLabs) and generate USoundWave assets, and them play them sequentially in Audio Component. But I get noticeable seams between these objects when they’re played, and t…

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