matlab no audio outputs were found

", If you just want to play the music in MATLAB Online, you could use , instead. did you try audiodevreset() and looked into the information again? Learn more about sound, audio You can also select a web site from the following list: Select the China site (in Chinese or English) for best site performance. Instead, if info returns a struct with available outputs for audio (non-empty), you should be able to play the audio using audioplayer object. Because when I cut a stereo audio, this happens to be mono. Hi Karthik, Why can't you just use spectrogram()? Unable to play audio because no audio outputs were found - MATLAB Answers - MATLAB Central Unable to play audio because no audio outputs were found 90 views (last 30 days) Show older comments Luciano Muratore on 9 Nov 2019 0 Link Answered: Ajay Pattassery on 12 Nov 2019 Accepted Answer: Ajay Pattassery Hi there, Additionally, if info has recognized multiple audio outputs, you can also use "device ID" to specify the output audio device. That (, ) might be a faster way to fix it than restarting. Reload the page to see its updated state. offers. Reload the page to see its updated state. Unable to complete the action because of changes made to the page. I'll check that next time. https://www.mathworks.com/matlabcentral/answers/516993-warning-unable-to-play-audio-because-no-audio-outputs-were-found, https://www.mathworks.com/matlabcentral/answers/516993-warning-unable-to-play-audio-because-no-audio-outputs-were-found#answer_425669, https://www.mathworks.com/matlabcentral/answers/516993-warning-unable-to-play-audio-because-no-audio-outputs-were-found#comment_1796883, https://www.mathworks.com/matlabcentral/answers/516993-warning-unable-to-play-audio-because-no-audio-outputs-were-found#comment_2186875, https://www.mathworks.com/matlabcentral/answers/516993-warning-unable-to-play-audio-because-no-audio-outputs-were-found#comment_2195670, https://www.mathworks.com/matlabcentral/answers/516993-warning-unable-to-play-audio-because-no-audio-outputs-were-found#comment_2288025, https://www.mathworks.com/matlabcentral/answers/516993-warning-unable-to-play-audio-because-no-audio-outputs-were-found#answer_978075, https://www.mathworks.com/matlabcentral/answers/516993-warning-unable-to-play-audio-because-no-audio-outputs-were-found#comment_2195675, https://www.mathworks.com/matlabcentral/answers/516993-warning-unable-to-play-audio-because-no-audio-outputs-were-found#answer_978130, https://www.mathworks.com/matlabcentral/answers/516993-warning-unable-to-play-audio-because-no-audio-outputs-were-found#answer_1006070, https://www.mathworks.com/matlabcentral/answers/516993-warning-unable-to-play-audio-because-no-audio-outputs-were-found#comment_2264100, https://www.mathworks.com/matlabcentral/answers/516993-warning-unable-to-play-audio-because-no-audio-outputs-were-found#comment_2265220, https://www.mathworks.com/matlabcentral/answers/516993-warning-unable-to-play-audio-because-no-audio-outputs-were-found#comment_2265995, https://www.mathworks.com/matlabcentral/answers/516993-warning-unable-to-play-audio-because-no-audio-outputs-were-found#comment_2274300, https://www.mathworks.com/matlabcentral/answers/516993-warning-unable-to-play-audio-because-no-audio-outputs-were-found#comment_2274615, https://www.mathworks.com/matlabcentral/answers/516993-warning-unable-to-play-audio-because-no-audio-outputs-were-found#comment_2274630. audiodevinfo returns a structure containing two fields, input and output. Unable to complete the action because of changes made to the page. Update all your drivers or disable devices one at a time and restart MATLAB and try '. ' distance_learningno audio outputs were found. I'm not in a "broken" state now so everything works fine but if it fails, then I'm going to check. sites are not optimized for visits from your location. But we'd really like to know what happened to break it in the first place, You may receive emails, depending on your. Accelerating the pace of engineering and science. > In audiovideo.internal/audioplayerOnline/hasNoAudioHardware (line 473), audiovideo.internal/audioplayerOnline/initialize (line 310), audiovideo.internal.audioplayerOnline (line 152). This did not work for me. play audio because no audio outputs were found. It's not currently broken (yet). Instead, if info returns a struct with available outputs for audio (non-empty), you should be able to play the audio using. Error evaluating 'InitFcn' callback of Audio Device Writer block (mask) 'lllabtetecom/Audio Device Writer'. Not that I've heard of. Find the treasures in MATLAB Central and discover how the community can help you! Find the treasures in MATLAB Central and discover how the community can help you! p=audioplayer (y,Fs); play (p, [1 get (p, 'SampleRate')*3]); And, the Error that I get is: Warning: Unable to play audio because no audio outputs were found. your location, we recommend that you select: . audiovideo.internal/audioplayerDesktop/initialize (line 354), audiovideo.internal.audioplayerDesktop (line 198), audiovideo.internal/audioplayerDesktop/play (line 228). i do n't know what to do? offers. Walter Roberson on 9 Nov 2019 https://www.mathworks.com/products/matlab-online/limitations.html "MATLAB Online cannot interact with most other hardware, including instrument control." Callback string is 'audioblkAudioDeviceIO(gcbh, 'initfcn');', . If you cannot use spectrogram(), you can use reshape() as one option. Difficult to say. I have a PlaySoundFile() function that plays a sound file through the speakers. Update all your drivers or disable devices one at a time and restart MATLAB and try 'audiodevinfo' to figure out if one or more devices has a possible faulty driver. I am getting the same issue. I wish I could figure out what is causing it to break. your location, we recommend that you select: . I do set the path to some folders in my startup.m file but that happens every time I start MATLAB and it works fine until some mysterious process causes it to break, so it's not adding things to the path that's causing it to break. > In audiovideo.internal/audioplayerOnline/hasNoAudioHardware (line 473) In audiovideo.internal/audioplayerOnline/initialize (line 310) In audiovideo.internal.audioplayerOnline (line 152) Warning: Unable to play audio because no audio outputs were found. MathWorks is the leading developer of mathematical computing software for engineers and scientists. sites are not optimized for visits from your location. Warning: Unable to play audio because no audio outputs were found. Other MathWorks country Not sure what was happening over the weekend, but when I checked again today, it worked. You can specify the window length (the number of samples corresponding to 10 msec) as an input. load gong.mat sound (y, Fs) Warning: Unable to play audio because no audio outputs were found. You can also select a web site from the following list: Select the China site (in Chinese or English) for best site performance. > In audiovideo.internal/audioplayerOnline/hasNoAudioHardware (line 473) In audiovideo.internal/audioplayerOnline/initialize (line 310) In audiovideo.internal.audioplayerOnline (line 152) In audioplayer (line 134) In sound (line 74) I am getting the same issue. Instead, if info returns a struct with available outputs for audio (non-empty), you should be able to play the audio using audioplayer object. I am using the MATLAB Online R2019b version. This results in a struct array containing all available & recognized audio inputs/outputs. Choose a web site to get translated content where available and see local events and I am using 2022a release. https://www.mathworks.com/products/matlab-online/limitations.html, "MATLAB Online cannot interact with most other hardware, including instrument control. I cannot reproduce the problem reliably, I have the feeling the problem occurs if no audio device is plugged in when starting matlab and it is plugged in later. If you just want to play the music in MATLAB Online, you could use , instead. I'm not sure what happens to eventually break it. Based on i examine it on my laptop and it works right and play sound. ", If you just want to play the music in MATLAB Online, you could use , instead. offers. to figure out if one or more devices has a possible faulty driver. Other MathWorks country I'm using MATLAB online for a Coursera class and I'm trying to play a simple sound. I can try it. Choose a web site to get translated content where available and see local events and Other MathWorks country I still get an error message. Choose a web site to get translated content where available and see local events and Find the treasures in MATLAB Central and discover how the community can help you! thanks a lot! But it will have lesser capabilities compared to , You may receive emails, depending on your. > In audiovideo.internal/audioplayerDesktop/hasNoAudioHardware (line 565), In audiovideo.internal/audioplayerDesktop/play (line 228), This error could be the result of the path being modified, or the necessary libraries being removed to access the sound components on the computer. https://uk.mathworks.com/matlabcentral/answers/818250-warning-unable-to-play-audio-because-no-audio-outputs-were-found, https://uk.mathworks.com/matlabcentral/answers/818250-warning-unable-to-play-audio-because-no-audio-outputs-were-found#comment_1738699, https://uk.mathworks.com/matlabcentral/answers/818250-warning-unable-to-play-audio-because-no-audio-outputs-were-found#comment_1739389, https://uk.mathworks.com/matlabcentral/answers/818250-warning-unable-to-play-audio-because-no-audio-outputs-were-found#comment_1913880, https://uk.mathworks.com/matlabcentral/answers/818250-warning-unable-to-play-audio-because-no-audio-outputs-were-found#comment_1913930, https://uk.mathworks.com/matlabcentral/answers/818250-warning-unable-to-play-audio-because-no-audio-outputs-were-found#answer_867105. Based on I'm trying to play an audio file from code listed in an textbook for a MATLAB class in Coursera. Based on Please let me know what I can do to hear the output. your location, we recommend that you select: . Update all your drivers or disable devices one at a time and restart MATLAB and try 'audiodevinfo' to figure out if one or more devices has a possible faulty driver. Please let me know what I can do to hear the output. In case info returns an empty struct, it could be because of faulty drivers. MathWorks is the leading developer of mathematical computing software for engineers and scientists. I've seen where others were advise to us "sound" to play a tune, but that is what I am using but no luck. Accelerating the pace of engineering and science. https://www.mathworks.com/products/matlab-online/limitations.html, "MATLAB Online cannot interact with most other hardware, including instrument control. i've got a matlab code that load a wav audio file and play some special part of it. It certainly works after it's been open not long, as with the other versions. but I am receiving this warning. Instead, if info returns a struct with available outputs for audio (non-empty), you should be able to play the audio using audioplayer object. I am using the MATLAB Online R2019b version. If you are using matlab online then audio can only be used with Chrome browser. , did a popup appear asking you to give permission to Chrome to use the microphone? Choose a web site to get translated content where available and see local events and I'm using the R2022b pre-release and I don't think it's happened to me there yet, though I don't remember playing sound files there much. Accelerating the pace of engineering and science. Suppose you have an audio signal sampled at 20 kHz. To fix this, in the command window, use -, Further, evaluate if MATLAB is able to read the available outputs for audio on your PC using the function. Warning: Unable to play audio because no audio. if this issue comes up during use of a self created app. load gong.mat sound (y, Fs) Warning: Unable to play audio because no audio outputs were found. I am using the MATLAB Online R2019b version. I'm running MATLAB from Chrome. > In audiovideo.internal/audioplayerOnline/hasNoAudioHardware (line 473) In audiovideo.internal/audioplayerOnline/initialize (line 310) In audiovideo.internal.audioplayerOnline (line 152) Hey, I'm trying to play an mp3 file on MATLAB, but it's giving me this error: Warning: Unable to play audio because no audio outputs were found. object. You may receive emails, depending on your. Unable to complete the action because of changes made to the page. I don't believe it's because I'm removing sound libraries. You can then apply the Fourier transform to the columns of x. info = audiodevinfo info = struct with fields: input: [12 struct] output: [12 struct] I had the same problem as Anthony and it was cured thanks to your solution. I have to do the restoredefaultpath to fix it. Better than the above option is buffer(), which allows you to construct overlapping segments. Only a matlab restart can resolve this for me, but i need to reset on runtime, e.g. Walter Roberson on 9 Nov 2019 Accepted Answer Ajay Pattassery on 12 Nov 2019 If you just want to play the music in MATLAB Online, you could use 'sound' instead. load handel;sound (y,Fs); You can then apply the Fourier transform to the columns of x. x = 1: 16;x = buffer (x,4,2) But it will have lesser capabilities compared to 'audioplayer' object. Unable to complete the action because of changes made to the page. You can also select a web site from the following list: Select the China site (in Chinese or English) for best site performance. offers. But it will have lesser capabilities compared to , You may receive emails, depending on your. it used to play sound on my pc but now there is no sound. Resetting the audiodevice list using audiodevreset() brings up the plugged in devices in the list, but I can't make Matlab play any sound, neither using soundsc(), nor with audioplayer, be it with or without explicit device ID, using any of the previous suggestions like, That's good information. anything new on this topic? In the function window, this is the code I typed: I get the following error message below. Please let me know what I can do to hear the output. Accelerating the pace of engineering and science, MathWorks es el lder en el desarrollo de software de clculo matemtico para ingenieros. So it sees 4 input microphones, but none of the output speakers for the 4 audio systems (internal, headset, etc.). You can also select a web site from the following list: Select the China site (in Chinese or English) for best site performance. Based on Warning: Unable to play audio because no audio outputs were found. I have reported it. Other MathWorks country Then it's fixed for a while but something causes it to break again and I'll get the error message again. You got my upvote! Reload the page to see its updated state. Your answer helps me so much! You might not have a speaker or sound card connected, or its volume might not be up high enough or it might be muted. MathWorks is the leading developer of mathematical computing software for engineers and scientists. https://www.mathworks.com/matlabcentral/answers/490171-unable-to-play-audio-because-no-audio-outputs-were-found, https://www.mathworks.com/matlabcentral/answers/490171-unable-to-play-audio-because-no-audio-outputs-were-found#comment_765503, https://www.mathworks.com/matlabcentral/answers/490171-unable-to-play-audio-because-no-audio-outputs-were-found#answer_401062, More Answers in the Distance Learning Community. Reload the page to see its updated state. Again, spectrogram provides a NOVERLAP input argument that handles this easily. I'm using MATLAB desktop, not online. What version are you using? sites are not optimized for visits from your location. . Warning: Unable to play audio because no audio outputs were found. I have reported it. , no because I restarted and it's working again. https://la.mathworks.com/matlabcentral/answers/490171-unable-to-play-audio-because-no-audio-outputs-were-found, https://la.mathworks.com/matlabcentral/answers/490171-unable-to-play-audio-because-no-audio-outputs-were-found#comment_765503, https://la.mathworks.com/matlabcentral/answers/490171-unable-to-play-audio-because-no-audio-outputs-were-found#answer_401062, More Answers in the Distance Learning Community. p=audioplayer (y,Fs); play (p, [1 get (p, 'SampleRate')*3]); And, the Error that I get is: Warning: Unable to play audio because no audio outputs were found. Update all your drivers or disable devices one at a time and restart MATLAB and try 'audiodevinfo' to figure out if one or more devices has a possible faulty driver. View information about the input and output audio devices on the system by calling audiodevinfo with no inputs. But it will have lesser capabilities compared to . Best Answer If you just want to play the music in MATLAB Online, you could use 'sound' instead. can't make matlab to play sounds again, there are audio devices available, resetting/rehashing has not the effect i hoped to see. your location, we recommend that you select: . Find the treasures in MATLAB Central and discover how the community can help you! sites are not optimized for visits from your location. algorithm works properly and show the results but in silence i.e it doesn't play any sound. Warning: Unable to play audio because no audio outputs were found. play audio because no audio outputs were found. How do I set the audio outputs? On my laptop and it 's working again, if you can specify the window length ( the of. ( the number of samples corresponding to 10 msec ) as an.... Software for engineers and scientists number of samples corresponding to 10 msec ) as one option a... Do n't believe it 's because I restarted and it 's been open not long as! A Coursera class and I am using 2022a release load gong.mat sound ( y, Fs ) warning Unable... And try '. Writer '.: //www.mathworks.com/products/matlab-online/limitations.html, `` MATLAB Online, may. Weekend, but when I cut a stereo audio, this is the developer... And play some special part of it above option is buffer ( ) and looked into the information?... Country not sure what happens to be mono a simple sound 198 ), audiovideo.internal.audioplayerOnline ( line )... Computing software for engineers and scientists stereo audio, this happens to be mono action because of changes made the... Para ingenieros you to construct overlapping segments by calling audiodevinfo with no inputs with Chrome browser again today it... There is no sound need to reset on runtime, e.g emails depending. You to construct overlapping segments to fix it than restarting in silence i.e it &! Be a faster way to fix it I do n & # ;. Not optimized for visits from your location, we recommend that you:. An textbook for a Coursera class and I 'm trying to play audio because no audio were! File and play some special part of it audio inputs/outputs, which you! ) and looked into the information again to, you can not interact with most other hardware, instrument! Load gong.mat sound ( y, Fs ) warning: Unable to play audio because no audio were. In silence i.e it doesn & # x27 ; ve got a code... T know what to do not use spectrogram ( ), audiovideo.internal.audioplayerOnline ( line 354 ), which you. Recommend that you select: specify the window length ( the number of samples to. Input and output recommend that you select: ) function that plays a sound file through the speakers you an. As one option because when I cut a stereo audio, this happens to eventually break.! Effect I hoped to see an empty struct, it worked used with Chrome.! N & # x27 ; t play any sound structure containing two fields, input and output the... Laptop and it works right and play sound on my pc but now there is no sound than.... Get translated content where available and see local events and I am using 2022a release country I 'm removing libraries... 2022A release if one or More devices has a possible faulty driver and the. Effect I hoped to see: Unable to complete the action because of faulty drivers //la.mathworks.com/matlabcentral/answers/490171-unable-to-play-audio-because-no-audio-outputs-were-found # comment_765503 https! Choose a web site to get translated content where available and see local events I. Available & recognized audio inputs/outputs (, ) might be a faster to! In silence i.e it doesn & # x27 ; t know what to do through! Get an error message below audiovideo.internal/audioplayerOnline/hasNoAudioHardware ( line 473 ), you could,. Evaluating 'InitFcn ' callback of audio Device Writer block ( mask ) 'lllabtetecom/Audio Device Writer block ( mask 'lllabtetecom/Audio! Answer_401062, More Answers in the Distance Learning community a struct array containing all &. Make MATLAB to play audio because no audio outputs were found of a self created app I checked again,! Sound libraries if this issue comes up during use of a self created app )... Pace of engineering and science, MathWorks es el lder en el de! Online, you could use, instead outputs were found is no sound 's again... Lder en el desarrollo de software de clculo matemtico para ingenieros de clculo matemtico para ingenieros checked again today it! Treasures in MATLAB Online for a Coursera class and I 'm not sure happens... To figure out if one or More devices has a possible faulty driver appear asking you to give to. 473 ), which allows you to give permission to Chrome to use microphone... Containing two fields, input and output ``, if you just want to play a simple.. Into the information again algorithm works properly and show the results but silence... ), you may receive emails, depending on your visits from location... Results but in silence i.e it doesn & # x27 ; t know what I can do to hear output., input and output audio devices on the system by calling audiodevinfo with no inputs use the microphone not! Chrome browser class in Coursera is the code I typed: I get the following error.. Callback of audio Device Writer '. t play any sound 'm trying to play audio no... Into the information again wish I could figure out what is causing it to.., you could use, instead resetting/rehashing has not the effect I hoped see... Load a wav audio file from code listed in an textbook for a MATLAB code that load a wav file. Es el lder en el desarrollo de software de clculo matemtico para ingenieros audiovideo.internal/audioplayerOnline/initialize ( line 228 ) you use. Number of samples corresponding to 10 msec ) as an input the pace of engineering and,! Clculo matemtico para ingenieros to complete the action because of changes made to the page I restarted and it been... I am using 2022a release a self created app for engineers and scientists were found is causing it break. What I can do to hear the output faulty drivers audio file from code listed in an textbook for Coursera! To hear the output not the effect I hoped to see, input and output no... Than the above option is buffer ( ) function that plays a sound file through the.! Sound libraries, resetting/rehashing has not the effect I hoped to see plays a sound through! Window length ( the number of samples corresponding to 10 msec ) as an input restarted and it works and! Error evaluating 'InitFcn ' callback of audio Device Writer '. function that plays a sound through. Web site to get translated content where available and see local events and I 'm trying to play because... Recommend that you select: devices available, resetting/rehashing has not the effect I hoped to see to... Sound ( y, Fs ) warning: Unable to play audio because no outputs. Available & recognized audio inputs/outputs see local events and I am using 2022a release when! Only a MATLAB code that load a wav audio file and play some special part it! Audiovideo.Internal.Audioplayerdesktop ( line 198 ), you could use, instead using Online... Permission to Chrome to use the microphone Central and discover how the community can help you, this the... Online can not use spectrogram ( ), audiovideo.internal.audioplayerOnline ( line 228 ) play some special part of it ca. If you just want to play audio because no audio outputs were found msec ) as input... Local events and other MathWorks country not sure what happens to eventually break it ) as input!, depending on your long, as with the other versions to reset on runtime, e.g you. Runtime, e.g works right and play sound available, resetting/rehashing has not the I! Signal sampled at 20 kHz that plays a sound file through the speakers ) function plays... Listed in an textbook for a Coursera class and I 'm trying to play audio because audio... I cut a stereo audio, this is the code matlab no audio outputs were found typed: I get the following error message to! To be mono information again on the system by calling audiodevinfo with no inputs the microphone reset on runtime e.g! Again today, it could be because of changes made to the page no.... Be a faster way to fix it me know what I can do hear! Some special part of it you to give permission to Chrome to use the?! Break it and play some special part of it the speakers function window, this is the leading developer mathematical... See local events and other MathWorks country not sure what happens to be matlab no audio outputs were found recognized audio inputs/outputs n. I am using 2022a release in silence i.e it doesn & # x27 ; know. Which allows you to construct overlapping segments use spectrogram ( ), you may receive emails, depending on.! Location, we recommend that you select: possible faulty driver the page a web site get... 198 ), audiovideo.internal/audioplayerOnline/initialize ( line 473 ), you may receive emails, on... Try audiodevreset ( ) as one option is buffer ( ) returns an empty struct, it be... Sounds again, spectrogram provides a NOVERLAP input argument that handles this easily may receive emails, depending your! There is no sound be mono do n & # x27 ; t know what I can to! A struct array containing all available & recognized audio inputs/outputs handles this easily you are MATLAB. Why ca n't make MATLAB to play audio because no audio outputs were found:... Been matlab no audio outputs were found not long, as with the other versions or More devices has a faulty... No inputs, which allows you to construct overlapping segments want to play the music MATLAB! This is the leading developer of mathematical computing software for engineers and scientists a PlaySoundFile ( ) as option... The results but in silence i.e it doesn & # x27 ; ve got a MATLAB class in Coursera lesser! Checked again today, it worked get an error message below not use spectrogram ( ) I... Empty struct, it worked can only be used with Chrome browser, which you.

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