Audio PCM Converter

This tool converts PCM audio by altering core properties such as sample rate, channel count, and bit depth while preserving PCM encoding when possible. It accepts standard PCM WAV wrappers or raw PCM streams, processes input frames deterministically, and outputs a PCM WAV or raw PCM file as specified. It is designed for audio engineers, researchers, and developers who need reproducible PCM data without software installation.

Conceptually, conversion involves resampling or up/downsampling, channel mixing, and bit-depth expansion or truncation. The tool uses a deterministic polyphase resampling method for sample-rate changes and a precise channel mixer to support mono, stereo, and multichannel layouts. Output PCM metadata is updated to reflect the chosen sample rate, channels, and bit depth, while timestamps and duration remain coherent with the original data.

Who benefits include audio technicians, game developers, scientists, and educators requiring controlled PCM data pipelines. Unique value lies in server-side processing, no software installation, consistent results across runs, and configurable target formats. Suitable use cases include preparing test signals, converting archival material, and generating PCM inputs for digital signal processing experiments.