B4J Question Waveform Graph From an Audio Files (2)

MarcoRome

Expert

Licensed User

Longtime User

• Apr 20, 2022

• #2

Same class, in B4J put a Pane

Private lblC As Pane:

Private lblC As Pane

 

Upvote 0

khwarizmi

Active Member

Licensed User

Longtime User

• Apr 20, 2022

• #3

This is my attempt, there are a number of bugs other than pane:

 

Upvote 0

MarcoRome

Expert

Licensed User

Longtime User

• Apr 20, 2022

• #4

Here test #2

 

Attachments

• SiriWaveB4J.zip

  4.1 KB · Views: 274

Upvote 0

khwarizmi

Active Member

Licensed User

Longtime User

• Apr 20, 2022

• #5

Thanks MarcoRome
But I want the waveform for an audio file, as in this example:

Audio Visualizer

This demo does not implement the RuntimePermissions required for Android 6+ (that's how old it is). You will need to add RuntimePermissions to the demo in order for it to run. As a response to a request on the forums, and to try out the new JavaObject functionality, I decided to take a...

www.b4x.com

 

Upvote 0

stevel05

Expert

Licensed User

Longtime User

• Apr 20, 2022

• #6

AbuElhaytham said:

But I want the waveform for an audio file, as in this example:

Click to expand...

That is written in B4a, it shouldn't be difficult to convert to B4j.

 

Upvote 0

Erel

B4X founder

Staff member

Licensed User

Longtime User

• Apr 20, 2022

• #7

Tip: you should never see Pane in new code. Use B4XView instead.

 

Upvote 0

MarcoRome

Expert

Licensed User

Longtime User

• Apr 20, 2022

• #8

Erel said:

Tip: you should never see Pane in new code. Use B4XView instead.

Click to expand...

I brought back Pane because if I had brought back B4xView it could be both a Label and a Pane. The label even if you declare the same as B4XView it goes into error. If instead you insert a Pane and declare the same as B4xView it is ok

 

Upvote 0