# Audio

**URL:** https://forums.unrealengine.com/c/development-discussion/audio/42.md?page=14

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**Page:** 15

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## [Timer by Function doesn't loop.](https://forums.unrealengine.com/t/timer-by-function-doesnt-loop/337870)

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**Author:** [@anonymous\_user\_b885638c](https://forums.unrealengine.com/u/anonymous_user_b885638c)\
**Replies:** 12\
**Last updated:** [February 3, 2025, 3:03pm UTC](https://forums.unrealengine.com/t/timer-by-function-doesnt-loop/337870 "2025-02-03T15:03:59Z")

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http://puu.sh/ler01/a46b3d779d.jpg Can anyone tell me what I’m doing wrong? I can’t get the timer to work and I’ve tried many methods. I ended up making my own, but I really want to find out why doesn’t it keep looping.…

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## [Unreal Engine global audio mix and helmet hud](https://forums.unrealengine.com/t/unreal-engine-global-audio-mix-and-helmet-hud/2314537)

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**Author:** [@JankoPapa](https://forums.unrealengine.com/u/JankoPapa)\
**Replies:** 0\
**Last updated:** [February 2, 2025, 1:18pm UTC](https://forums.unrealengine.com/t/unreal-engine-global-audio-mix-and-helmet-hud/2314537 "2025-02-02T13:18:36Z")

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Hello! I would like to ask you that I’m making a game where the character wears a helmet (a suit) and the player plays from an internal view. How can I make it so that every sound in the game, footstep sound, door openi…

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## [Resources for learning spatial/immersive audio with head tracking with Unreal? ](https://forums.unrealengine.com/t/resources-for-learning-spatial-immersive-audio-with-head-tracking-with-unreal/2309181)

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**Author:** [@HugeBeatz](https://forums.unrealengine.com/u/HugeBeatz)\
**Replies:** 2\
**Last updated:** [February 2, 2025, 5:42am UTC](https://forums.unrealengine.com/t/resources-for-learning-spatial-immersive-audio-with-head-tracking-with-unreal/2309181 "2025-02-02T05:42:48Z")

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I am new to Unreal but have a lot of experience as an audio engineer. I am familiar with ambisonics and mix in dolby atmos. I hope to create a simple virtual band of instruments that play/mute when you click on them. How…

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## [Can we create submixes and submix effects dynamically from c++? Can't seem to get it to work.](https://forums.unrealengine.com/t/can-we-create-submixes-and-submix-effects-dynamically-from-c-cant-seem-to-get-it-to-work/2313467)

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**Author:** [@Melvin\_Brink](https://forums.unrealengine.com/u/Melvin_Brink)\
**Replies:** 0\
**Last updated:** [February 1, 2025, 4:47pm UTC](https://forums.unrealengine.com/t/can-we-create-submixes-and-submix-effects-dynamically-from-c-cant-seem-to-get-it-to-work/2313467 "2025-02-01T16:47:11Z")

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I’m trying to dynamically create a submix during runtime in C++, and add a reverb submix effect to it. I replicate the setup I have working in the editor ( using the assets ), but can’t get it to work. I wonder if we are…

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## [Generating Sound Waves?](https://forums.unrealengine.com/t/generating-sound-waves/482685)

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**Author:** [@J0hn-C0nn0r](https://forums.unrealengine.com/u/J0hn-C0nn0r)\
**Replies:** 1\
**Last updated:** [February 1, 2025, 7:13am UTC](https://forums.unrealengine.com/t/generating-sound-waves/482685 "2025-02-01T07:13:29Z")

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So I have this retired Doctor that used to work with Autistic Children who asked me to recreate this old software he had made back in the 90’s. He has this technique he claims can help detect early signs that he had pate…

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## [Best Practices for creating game levels (partition of assets into different sub-levels)](https://forums.unrealengine.com/t/best-practices-for-creating-game-levels-partition-of-assets-into-different-sub-levels/93906)

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**Author:** [@Imagine-Games](https://forums.unrealengine.com/u/Imagine-Games)\
**Replies:** 5\
**Last updated:** [January 31, 2025, 7:10pm UTC](https://forums.unrealengine.com/t/best-practices-for-creating-game-levels-partition-of-assets-into-different-sub-levels/93906 "2025-01-31T19:10:19Z")

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Hey guys, This is not about level streaming (we know there are tutorials out there) this is about level composition and what to split up in between levels (lighting, audio, logic, etc.) I have done a couple of levels a…

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## [How to make megaphone sound effect?](https://forums.unrealengine.com/t/how-to-make-megaphone-sound-effect/2304718)

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**Author:** [@ValeraValera77](https://forums.unrealengine.com/u/ValeraValera77)\
**Replies:** 3\
**Last updated:** [January 30, 2025, 2:14pm UTC](https://forums.unrealengine.com/t/how-to-make-megaphone-sound-effect/2304718 "2025-01-30T14:14:15Z")

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Hello I’m trying to make a megaphone so that when the player talks to it, he can hear himself, I made it with source bus. But i want to make effect like it from real megaphone with some crackles or extra noise or someth…

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## [MIDI Device Support Plugin on Linux](https://forums.unrealengine.com/t/midi-device-support-plugin-on-linux/150194)

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**Author:** [@Antoshkaster](https://forums.unrealengine.com/u/Antoshkaster)\
**Replies:** 3\
**Last updated:** [January 30, 2025, 10:27am UTC](https://forums.unrealengine.com/t/midi-device-support-plugin-on-linux/150194 "2025-01-30T10:27:13Z")

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I’m trying to use MIDI Device Support Plugin on Linux. Opened Plugins window checked plugin, restarted UE4Editor got LogPluginManager: Mounting plugin MIDIDevice message in console and no MIDI-related error in outp…

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## [Adding sounds to physics - how?](https://forums.unrealengine.com/t/adding-sounds-to-physics-how/2309716)

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**Author:** [@motorsep](https://forums.unrealengine.com/u/motorsep)\
**Replies:** 1\
**Last updated:** [January 30, 2025, 2:40am UTC](https://forums.unrealengine.com/t/adding-sounds-to-physics-how/2309716 "2025-01-30T02:40:24Z")

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I have a physics-based door (swinging door) and I need to add sounds to it. Like, play sound when door comes to one of the extremes (open/close), squeak when swinging (start, loop, stop) with sound changing (if I may say…

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## [Broken sound wave subtitle timing?](https://forums.unrealengine.com/t/broken-sound-wave-subtitle-timing/2305708)

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**Author:** [@Crazyzooka](https://forums.unrealengine.com/u/Crazyzooka)\
**Replies:** 3\
**Last updated:** [January 27, 2025, 11:30pm UTC](https://forums.unrealengine.com/t/broken-sound-wave-subtitle-timing/2305708 "2025-01-27T23:30:34Z")

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Hi all, I’m in UE5.5.1 on a fresh project. I added in a sound wave, added the subtitles, set one subtitle to start at 0 seconds, and another at 3 seconds. Yet, when I run play, both subtitles will be displayed back to …

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## [Random array that plays music files with different lengths (on exit cue)](https://forums.unrealengine.com/t/random-array-that-plays-music-files-with-different-lengths-on-exit-cue/2302509)

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**Author:** [@CplELK](https://forums.unrealengine.com/u/CplELK)\
**Replies:** 6\
**Last updated:** [January 25, 2025, 10:58pm UTC](https://forums.unrealengine.com/t/random-array-that-plays-music-files-with-different-lengths-on-exit-cue/2302509 "2025-01-25T22:58:02Z")

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Hi, I am having a big problem with MetaSounds. I am hoping that there is some node that I am unaware of that will help help me fix this problem. Basically, I am trying to recreate a Wwise random continuous player group …

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## [Why does Metasound oneshot interface loop UE5.1?](https://forums.unrealengine.com/t/why-does-metasound-oneshot-interface-loop-ue5-1/737684)

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**Author:** [@CplELK](https://forums.unrealengine.com/u/CplELK)\
**Replies:** 2\
**Last updated:** [January 25, 2025, 5:16pm UTC](https://forums.unrealengine.com/t/why-does-metasound-oneshot-interface-loop-ue5-1/737684 "2025-01-25T17:16:52Z")

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Hi, When using the UE source.oneshot interface, the on nearly finished output says you should remove this interface for looping sounds to avoid leaking the source. What does this mean? The sounds still loop if you tick …

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## [Audio Modulation Panning control bus ](https://forums.unrealengine.com/t/audio-modulation-panning-control-bus/2301593)

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**Author:** [@Gammby5874](https://forums.unrealengine.com/u/Gammby5874)\
**Replies:** 0\
**Last updated:** [January 24, 2025, 9:34pm UTC](https://forums.unrealengine.com/t/audio-modulation-panning-control-bus/2301593 "2025-01-24T21:34:31Z")

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Hello! I have successfully used the control busses via the “Audio Modulation” plugin to control LPF/HPF, volume, and pitch. I am playing around in a project with some needs of dynamic panning. I saw there is a default …

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## [No Audio in Standalone](https://forums.unrealengine.com/t/no-audio-in-standalone/623570)

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**Author:** [@anonymous\_user\_9f7d1827](https://forums.unrealengine.com/u/anonymous_user_9f7d1827)\
**Replies:** 1\
**Last updated:** [January 24, 2025, 5:37am UTC](https://forums.unrealengine.com/t/no-audio-in-standalone/623570 "2025-01-24T05:37:59Z")

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I have a basic project running with spatial audio. The audio works as expected in the viewport and PIE windows, but when I play it in Standalone mode there is no audio output. I’ve taken a couple of troubleshooting steps…

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## [No Sound in Standalone Play Mode](https://forums.unrealengine.com/t/no-sound-in-standalone-play-mode/360197)

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**Author:** [@dyanikoglu](https://forums.unrealengine.com/u/dyanikoglu)\
**Replies:** 12\
**Last updated:** [January 24, 2025, 5:35am UTC](https://forums.unrealengine.com/t/no-sound-in-standalone-play-mode/360197 "2025-01-24T05:35:41Z")

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I have a strange issue with my project. I have sound in Play In New Editor Window mode or builded game, but no sound in Standalone Play mode. What’s the reason of this problem? Everything was working fine previously, h…

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## [Grind sound](https://forums.unrealengine.com/t/grind-sound/2297864)

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**Author:** [@Igooania](https://forums.unrealengine.com/u/Igooania)\
**Replies:** 0\
**Last updated:** [January 22, 2025, 6:42pm UTC](https://forums.unrealengine.com/t/grind-sound/2297864 "2025-01-22T18:42:03Z")

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How do I change the Grind Powerup sound for when you are sliding?

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## [ball that moves with keyboard input and plays a rolling sound when moving, but I want the sound to play continuously while the ball is in motion, even after the input stops. ](https://forums.unrealengine.com/t/ball-that-moves-with-keyboard-input-and-plays-a-rolling-sound-when-moving-but-i-want-the-sound-to-play-continuously-while-the-ball-is-in-motion-even-after-the-input-stops/2295368)

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**Author:** [@Herobrian1010](https://forums.unrealengine.com/u/Herobrian1010)\
**Replies:** 0\
**Last updated:** [January 21, 2025, 3:33pm UTC](https://forums.unrealengine.com/t/ball-that-moves-with-keyboard-input-and-plays-a-rolling-sound-when-moving-but-i-want-the-sound-to-play-continuously-while-the-ball-is-in-motion-even-after-the-input-stops/2295368 "2025-01-21T15:33:42Z")

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In Unreal Engine 5.5, I have a ball that moves based on keyboard input and plays a rolling sound when the input is pressed. Since the ball has physics, it doesn’t stop immediately, but the sound does I want the sound to …

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## [Free declaration and short promotion of all music/sound effects products on sale at Fab!!!](https://forums.unrealengine.com/t/free-declaration-and-short-promotion-of-all-music-sound-effects-products-on-sale-at-fab/2292822)

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**Author:** [@YoungproGame](https://forums.unrealengine.com/u/YoungproGame)\
**Replies:** 0\
**Last updated:** [January 20, 2025, 8:58am UTC](https://forums.unrealengine.com/t/free-declaration-and-short-promotion-of-all-music-sound-effects-products-on-sale-at-fab/2292822 "2025-01-20T08:58:49Z")

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https://www.fab.com/sellers/OctaveCore Hello, we’re Octave Core team. Recently, I heard that the number of contents produced by AI on Fab has increased rapidly, and the list has become complicated, raising questions abo…

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## [How to make a button in the UE5 UI interface play music when clicked once and pause music when clicked again](https://forums.unrealengine.com/t/how-to-make-a-button-in-the-ue5-ui-interface-play-music-when-clicked-once-and-pause-music-when-clicked-again/2289187)

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**Author:** [@HelloMHL](https://forums.unrealengine.com/u/HelloMHL)\
**Replies:** 0\
**Last updated:** [January 19, 2025, 2:50pm UTC](https://forums.unrealengine.com/t/how-to-make-a-button-in-the-ue5-ui-interface-play-music-when-clicked-once-and-pause-music-when-clicked-again/2289187 "2025-01-19T14:50:24Z")

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i try to fix it. but i don not know how to do of the target of the point of “stop”.

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## [Game Animation Sample. Question about different sound for different materials](https://forums.unrealengine.com/t/game-animation-sample-question-about-different-sound-for-different-materials/1960395)

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**Author:** [@user142562235231](https://forums.unrealengine.com/u/user142562235231)\
**Replies:** 4\
**Last updated:** [January 17, 2025, 6:45pm UTC](https://forums.unrealengine.com/t/game-animation-sample-question-about-different-sound-for-different-materials/1960395 "2025-01-17T18:45:26Z")

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In general, in a project from the developers of Unreal Engine specifically (Game Animation Sample). I need to understand how to make different sounds for different materials (for example, grass, dirt and concrete) But in…

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## [FSoundWavePCMWriter not working in UE 5.4.3 ?](https://forums.unrealengine.com/t/fsoundwavepcmwriter-not-working-in-ue-5-4-3/1948616)

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**Author:** [@xand449](https://forums.unrealengine.com/u/xand449)\
**Replies:** 5\
**Last updated:** [January 16, 2025, 2:15pm UTC](https://forums.unrealengine.com/t/fsoundwavepcmwriter-not-working-in-ue-5-4-3/1948616 "2025-01-16T14:15:05Z")

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Hi, I am getting an audio wav file bytes data from an HTTP response and I am trying to make a SoundWave and play it at runtime. In order to make the HTTP Request I use the C++ HTTP Module and I get the bytes using FHtt…

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## [is it possible to export a wav from an imported audio asset?](https://forums.unrealengine.com/t/is-it-possible-to-export-a-wav-from-an-imported-audio-asset/124963)

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**Author:** [@Alchemy\_Studio\_Music](https://forums.unrealengine.com/u/Alchemy_Studio_Music)\
**Replies:** 2\
**Last updated:** [April 26, 2023, 2:59pm UTC](https://forums.unrealengine.com/t/is-it-possible-to-export-a-wav-from-an-imported-audio-asset/124963 "2023-04-26T14:59:15Z")

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Hi! i imported an audio asset with some wav files. Is it possible to export them as standard wav files, so that i can import them into an external audio editor? thanks!

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## [Packaged Game Starts Full Screen](https://forums.unrealengine.com/t/packaged-game-starts-full-screen/94054)

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**Author:** [@Spishy](https://forums.unrealengine.com/u/Spishy)\
**Replies:** 6\
**Last updated:** [January 14, 2025, 5:41pm UTC](https://forums.unrealengine.com/t/packaged-game-starts-full-screen/94054 "2025-01-14T17:41:11Z")

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In UE4.16.0, the packaged build always starts full screen instead of windowed. I’m used to 4.7.6, in which the game would open up in Windowed mode. Is there any way to change this back? I’ve been searching for an opti…

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## [LogAkAudio: Warning: Failed to post invalid AkAudioEvent.](https://forums.unrealengine.com/t/logakaudio-warning-failed-to-post-invalid-akaudioevent/2276565)

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**Author:** [@GooDyEMoonmen](https://forums.unrealengine.com/u/GooDyEMoonmen)\
**Replies:** 0\
**Last updated:** [January 14, 2025, 2:02pm UTC](https://forums.unrealengine.com/t/logakaudio-warning-failed-to-post-invalid-akaudioevent/2276565 "2025-01-14T14:02:39Z")

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I was following Wwise&UE Integration:Quick Start When i got the last step,it showed error in the UE,please hellp :LogAkAudio: Warning: Failed to post invalid AkAudioEvent.

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## [Harmonix Plugin](https://forums.unrealengine.com/t/harmonix-plugin/2268596)

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**Author:** [@Ben\_Blau](https://forums.unrealengine.com/u/Ben_Blau)\
**Replies:** 2\
**Last updated:** [January 13, 2025, 7:10pm UTC](https://forums.unrealengine.com/t/harmonix-plugin/2268596 "2025-01-13T19:10:04Z")

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Hi Friends, I have a question about the new Harmonix plugin. My understanding is that it supports MIDI Clock and runs on the audio thread. Traditionally, MIDI Clock w/SPP has quarter-frame accuracy compared to LTC or VI…

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## [Project Acoustics and Pachyderm](https://forums.unrealengine.com/t/project-acoustics-and-pachyderm/2267999)

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**Author:** [@Ben\_Blau](https://forums.unrealengine.com/u/Ben_Blau)\
**Replies:** 0\
**Last updated:** [January 9, 2025, 3:57pm UTC](https://forums.unrealengine.com/t/project-acoustics-and-pachyderm/2267999 "2025-01-09T15:57:53Z")

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Hey, everyone! I wanted to ask about the status of Project Acoustics. I’ve recently read about an open-source acoustical simulation package called “Pachyderm” which seems to be targeted toward professionals. It’s for Rh…

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## [Missing blueprint nodes.](https://forums.unrealengine.com/t/missing-blueprint-nodes/2264410)

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**Author:** [@Nik19932033](https://forums.unrealengine.com/u/Nik19932033)\
**Replies:** 0\
**Last updated:** [January 7, 2025, 2:39pm UTC](https://forums.unrealengine.com/t/missing-blueprint-nodes/2264410 "2025-01-07T14:39:50Z")

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So I have a music switch container in wwise that has my playlist containers with states assigned. Now inside the unreal blueprints I can find my events and switches but not the Ak set state node. I have tried re-integrat…

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## [Metasound Flip Flop](https://forums.unrealengine.com/t/metasound-flip-flop/1900417)

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**Author:** [@WpWhite](https://forums.unrealengine.com/u/WpWhite)\
**Replies:** 2\
**Last updated:** [January 7, 2025, 2:07am UTC](https://forums.unrealengine.com/t/metasound-flip-flop/1900417 "2025-01-07T02:07:08Z")

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Metasound doesn’t have a flip flop trigger. Lame. Here’s how to make one: Basically the modulo of a counter and 2 is going to spit a non-zero remainder when it is odd, but not even. So it flip flops. Kind of a pain t…

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## [Audio not rendering with video.](https://forums.unrealengine.com/t/audio-not-rendering-with-video/2258593)

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**Author:** [@Violator951](https://forums.unrealengine.com/u/Violator951)\
**Replies:** 0\
**Last updated:** [January 4, 2025, 1:02am UTC](https://forums.unrealengine.com/t/audio-not-rendering-with-video/2258593 "2025-01-04T01:02:22Z")

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I’m having a hell of a time trying to get my videos rendered with audio. I’ve tested the audio clip in the sequencer and it works fine. Animation works fine. But when I review the finished clip theres no sound. I even t…

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## [How to make main character talk ?](https://forums.unrealengine.com/t/how-to-make-main-character-talk/390995)

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**Author:** [@Anilasios](https://forums.unrealengine.com/u/Anilasios)\
**Replies:** 11\
**Last updated:** [January 1, 2025, 4:18pm UTC](https://forums.unrealengine.com/t/how-to-make-main-character-talk/390995 "2025-01-01T16:18:22Z")

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Hi I"m a game design student and currently working on my graduate project and i was thinking of making my character (the playable character) to talk in some places so i tried to put sounds in some triggers but it did no…

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