I have: But then I get an error here: Uncaught TypeError: sourceHuman.noteOn is not a function Why is noteOn method not defined? UPDATE I’m using my HTML audio tag to stream by hls.js: I would like to get the audio streamed by HLS and process it with Web Audio API. According to this post, I guess I would have to
Tag: web-audio-api
JavaScript Audio Object how to play next track on clicking next
I am making a music web app where users can load song or load array of music. I tried to make a button where user can skip the track and play the next track from the array. I tried in my own method and it actually working quiet well. heres my music object: and in audio player: It works perfectly
WebAudio panner not working properly with WebRTC audio stream
I have an issue where my audio panner isn’t properly panning with the given values. Currently, if I set positionX.value to 1000, the audio plays as it was in the middle and not panned at all to the right channel. Now if I set positionX.value to 0.5 or 0.9 or 1, the audio plays on the right channel, (even though
Web Audio API is not working properly, in google chrome browser
I’ve created a simple music player, which creates a bufferArray for a particular audio URL to play the music. It is working fine in many of my cellphone’s browser, so I guess there is no cross origin issue for audio URL. however chrome is not playing audio. Also I’ve created a Uint8Array for plotting frequency data inside canvas, while many
Convert AudioBuffer to ArrayBuffer / Blob for WAV Download
I’d like to convert an AudioBuffer to a Blob so that I can create an ObjectURL from it and then download the audio file. Answer An AudioBuffer contains non-interleaved Float32Array PCM samples for each decoded audio channel. For a stereo AudioBuffer, it will contain 2 channels. Those channels need to be interleaved first, and then the interleaved PCM must have
Using WebAudio to play a sequence of notes – how to stop asynchronously?
I am using WebAudio to play a sequence of notes. I have a playNote function which works well; I send it note frequency and start and stop times for each note. The generation of the sequence parameters occurs before the actual sound starts, which is a little confusing. The function just creates an oscillator for every note. (I tried other
How to record web/browser audio output (not microphone audio)
Has anyone successfully been able to access the audio stream that is being outputted from the browser window (not from the microphone)? We are currently building a sound studio app where the user can play an instrument and we want to be able to record and save that audio as it is being generated. We have real-time audio output being
Getting audio markers / cue points with the Web Audio API
If I have an audio file in WAV format containing markers (or “cue points”), is there a way to get an array of those markers, preferably using the Web Audio API? I seem to remember seeing a method to do so before, but I can’t seem to find it. Any help or suggestions would be great! Answer Today I stumbled
Combining audio and video tracks into new MediaStream
I need to get create a MediaStream using audio and video from different MediaStreams. In Firefox, I can instantiate a new MediaStream from an Array of tracks: Unfortunately, this doesn’t work in Chrome: ReferenceError: MediaStream is not defined Is there an alternative method in Chrome for combining tracks from separate streams? Answer still vendor-prefixed with webkit:
WebRTC issue when using RecordRTC
We use the RecordRTC library to record user audio to our system. But an user got this error: Uncaught sample-rate must be under range 22050 and 96000 And I’m not sure what does it mean, as far as I could find on google it has something to do with his hardware (mic or headphone). Is that correct? There’s nothing much