Sound and programming audio hardware, and the various audio formats or containers. For questions specific to sounds playback, use [audio-player] or [playback], and for questions specific to sounds recording, use [audio-recording] or [voice-recording].
Audio is an electrical or other representation of sound. Audio, audible content in media production and publishing. This article will give you an intuitive understanding of the physical basis of audio
An audio file can be in compressed format (with loss of information), like MPEG-4 or WMA, or formats with no loss of information, like WAV or AU. Below are some examples of common audio formats.
Lossless formats:
Compressed formats:
The fundamental format for digital audio is pulse-code modulation ( PCM). When recording audio from analog to digital, or when converting audio from one format to another, or when performing digital signal processing ( DSP ) the audio signal is typically in PCM format. PCM audio has these basic attributes: sample rate, bit depth and channel count.