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Welcome to B4X forum!
B4X is a set of simple and powerful cross platform RAD tools:
- B4A (free) - Android development
- B4J (free) - Desktop and Server development
- B4i - iOS development
- B4R (free) - Arduino, ESP8266 and ESP32 development
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B4A Question Making a Vumeter with a Vizualizer PeakLevelAudio for Exoplayer - scsjc Oct 27, 2018 I use this code to create a Vumeter with the Vizualizer class playing audio url with Exoplayer.
Sub Process_Globals
Dim Timer As Timer
Private player1 As SimpleExoPlayer
End Sub
Sub Globals
Dim Viz As Vizualizer
End Sub
Sub Activity_Create(FirstTime As Boolean)
player1.Initialize... B4A Question Vizualizer - Sample programme RuntimeException on start - PhilipK (first post) Jan 10, 2020 Many thanks Stevel05, added string literals and it works.... B4A Class Audio Visualizer - stevel05 Sep 9, 2022 (13 reactions) Uploaded new Vizualizer.bas Class which fixes the bug from post #29
26/3/18 Update to fix the bug... B4A Question Cannot instance android.media.audiofx.visualizer - SOLVED! - amer bashar (first post) Sep 26, 2023 ) Pause, UserClosed = false **
vizualizer_stopdatacapture (java line: 325)
java.lang....vizualizer._stopdatacapture(vizualizer.java:325)
at b4a.example.main._activity_pause(main.java:454....java:197)
at b4a.example.vizualizer._drawwavforminitialize(vizualizer.java:86... B4A Question "Rewind" function of audiostreamer - stevel05 (first post) Oct 6, 2018 (1 reaction) AudioRecord only deals with PCM samples (which can be saved directly to Wav files) there are no compression options unless you compress it before saving. Vizualization - https://www.b4x.com/android/forum/pages/results/?query=Vizualization... Spanish Visualizar forma de onda. - droman Jul 12, 2019 Estoy tratando de cargar un mp3 o un wav y ver su forma de onda y para ello, he encontrado un par de ejemplos, pero siempre me da el mismo error: ** Activity (main) Create, isFirst = true ** vizualizer_initialize (java line: 211) java.lang.reflect.InvocationTargetException at java.lang.reflect.Constructor.newInstance0(Native Method) at java.lang.reflect.Constructor.newInstance...) at b4a.example.vizualizer._initialize(vizualizer.java:211) at b4a.example.main... B4A Question Creating a VU meter to display the decibel value - stevel05 (first post) Mar 26, 2018 According to this post on StackOverflow: https://stackoverflow.com/questions/2924676/how-do-i-get-the-current-volume-amplitude-in-an-android-mediaplayer
You can get a similar result using the Vizualizer library: https://www.b4x.com/android/forum/threads/audio-visualizer.41850/
It returns a result, although I am not sure exactly what it represents.
Add the line: Log("Intensity " &... B4A Question Media Player not installed, only Music - how to get ID? - Mark Read Jul 30, 2014 I am writing a visualisation program for music files. Running my program on a real device is no problem as media player is installed. However, running on the emulator, the program crashes when trying to get the ID of the session. Sub Process_Globals 'These global variables will be declared once when the application starts. 'These variables can be accessed from all modules. Dim MP As MediaPlayer Dim Viz As Vizualizer End Sub Sub Activity_Create(FirstTime As Boolean... B4A Question Reading data from microphone - Isa Paine (first post) Jan 23, 2015 in the uploaded screenshot: Vizualizer-WavForm.png 4) I then ran PitchLab, which read the 440 Hz... that an excellent 440Hz wave signal is being send into the 440 Hz jack. I don't understand the Vizualizer... B4A Question Convert to B4a code - N. Franz (first post) Aug 19, 2022 I've been trying again and again. But I'm not sure I made it. For some reason I can't clean the panel to redraw, it just overdraws. Sub Process_Globals 'These global variables will be declared once when the application starts. 'These variables can be accessed from all modules. Private xui As XUI Private MP As MediaPlayer Private RP As RuntimePermissions Private Visualizer As Vizualizer Private JO As JavaObject Private mDensity As Int = 10... Page: 1 2 |