Launch Wavepad. Go to Tools > Macro . Click New .
Generate a macro code to automate this.
@echo off for %%f in ("C:\RawAudio\*.wav") do ( echo Processing %%f... "C:\Program Files (x86)\NCH Software\WavePad\wavepad.exe" "%%f" /effect=Normalize /effect=Amplify:3 /save="C:\Processed\%%~nf.mp3" /close ) echo Done! When you run this batch file, it generates a series of commands that tell Wavepad to open every WAV file, normalize it, amplify it by 3dB, save it as an MP3, and close. This is the essence of a code generator. Since the rise of AI coding assistants, several online tools have been marketed as "Wavepad Code Generators." These are usually generic script generators that produce Python or PowerShell scripts compatible with NCH software. Using ChatGPT or Claude as a Code Generator: You can use AI to write your Wavepad automation code. Prompt example: "Act as a Wavepad audio editor expert. Generate a Python script that loops through a folder called 'Unsorted,' opens each WAV file in Wavepad, applies a High Pass Filter at 80Hz, saves the file as a 128kbps MP3 in a folder called 'Filtered,' and then closes Wavepad. Use the command line methodology for NCH Wavepad." The AI will return a ready-to-run Python script. This is a true Wavepad Code Generator. Step-by-Step Tutorial: Removing Silence from 100 Audiobooks Let’s use a practical example. You have 100 audiobook chapters with 2 seconds of silence at the start and end. Wavepad Code Generator-