Snack is only of interest for advanced users and developers. Snack provides all low level functionality while WaveSurfer is the application which also contains a library of high-level visualization components. buffer, start, end, buffer, duration)Ĭopy Buffer( wavesurfer. WaveSurfer is built using the Snack toolkit and the Tcl/Tk language. buffer, start, end, buffer, 0)Ĭopy Buffer( wavesurfer. buffer, duration *3)Ĭopy Buffer( wavesurfer. I'm already experienced with it, without React. I know that for version 1 there was a library called react-wavesurfer, but I really want to do it with v2. I debugged your js, you called the fireEvent ready after draw buffer() function, Once the ready event triggers then only the draw buffer draws.
#Wavesurfer exportimage code#
The reason I structured the code like this is so that I can create a buffer of the clip repeated several times: var buffer = create Buffer( wavesurfer. I'm trying to use WaveSurfer.js(version 2) with React. From the new version-3.0.0 I faced the problem, which is wave surfer, ready returns empty base64 when am using export image function.
buffer, start, end, buffer, 0) // load the new buffer buffer, duration) // copyĬopy Buffer( wavesurfer. create a new buffer to hold the new clip Var start = 10 // get it with waversufer.getCurrentTime() I wanted the user to be able to select a portion of the audio and get that as a separate audio clip.īased on this StackOverflow answer by the author of the library, here is a more general version of the code: function create Buffer( originalBuffer, duration) ) I'm using WaveSurfer.js for a project to show the waveform of an audio clip:
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