Pure decode of one inbound Twilio Media-Streams media frame to a PCM16 ArrayBuffer — base64
μ-law → μ-law bytes → PCM16 via the T0 codec (muLawToPcm16Buffer). Returns null for any
non-media event or a frame with no payload, so the caller can ignore start/stop/dtmf cleanly.
Pure decode of one inbound Twilio Media-Streams
mediaframe to a PCM16ArrayBuffer— base64 μ-law → μ-law bytes → PCM16 via the T0 codec (muLawToPcm16Buffer). Returnsnullfor any non-mediaevent or a frame with no payload, so the caller can ignorestart/stop/dtmfcleanly.