![]() I know nothing about wavesurfer, but I can guess at the issue based on your confusion at seeing different values when logging the object or it's values.Ĭonsole.dir() is similar to console.log(), and we can use it to more easily explore the problem. A similar thing we need to do to access Wavesurfer instance from our React component. This link explains copying and pasting the whole file.Ĭut and Paste audio using web audio api and wavesurfer.jsĪny clues? I assume i need to get the figures for the start and end, then either use ffmpeg to chop it out, or if there is a way that i can do it myself via the Web Audio API and Wavesurfer itself that would be best. ![]() Physically connect the indicated terminal on the ScanImage board to whatever line signals sweep starts to WaveSurfer. which you can see in the preview to the log, however once you expand to see more the actual region start and end are present. Choose the desired Terminal and Edge type for Acquisition Start. Install development dependencies: npm install Development tasks automatically rebuild certain parts of the library when files are changed (start wavesurfer, start:plugins plugins). Wavesurfer.js uses a single ayPause () method to toggle play and pause, so we can mirror this with our method. When i print region.start or region.end to the console, it's constantly 0 and 0.0800. For a list of projects using wavesurfer.js, check out the projects page. I've console logged here in the regions JS. I want to be able to run a function that copies this section into a new audio buffer. As you can see, we use the updated playing state to change the UI of the. This is the waveform, i've clicked and dragged to create the region. Wavesurfer.js uses a single ayPause () method to toggle play and pause, so we can mirror this with our method. Im trying to change the playback speed but i cant find a way to retrive audio source from wavesurfer in order to do something like aybackRate 0.6 and then call ayPause(). I love it I have a question about changing playback rate with wavesurfer. At present, i'm console logging in the regions js file to try and get the start and end times but getting very confused. First of all thanks for the incredible job done with wavesurfer. I have wavesurfer implemented, but i want to build a way of cutting out the audio region the user selects and pasting it into a new audio buffer. Wavesurfer.js is great, but a little bit confusing.
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