Convert SPX to MPC

Turn SPX recordings into Musepack. Re-encoding a lossy source loses a little more detail.

Converted in an isolated sandbox on our serversDeleted after 24 hours

Drop SPX files on the dialor turn it to pick what to do

SPX and MPC

From

Speex

Speex speech audio in an Ogg container, the predecessor of Opus.

Extensions: .spx
MIME type: audio/x-speex
Kind: Audio

To

Musepack

Musepack, a lossy audio codec tuned for transparent quality at mid bitrates.

Extensions: .mpc
MIME type: audio/x-musepack
Kind: Audio

Options for SPX to MPC

audio.channels: Number of audio channels. 1 is mono, 2 is stereo.
audio.denoise: Reduce steady background noise.
audio.normalize: Normalize loudness to -16 LUFS as streaming services do.
audio.sample_rate: Audio sample rate in Hz.
speed: Playback speed multiplier. 2 plays twice as fast.
trim_end: Second at which the audio or video stops.
trim_start: Seconds to cut from the start of audio or video.