Convert AMR to TTA

Turn AMR recordings into TTA. Stored as 16-bit TTA, which keeps the decoded sound exactly but cannot bring back what the AMR lost.

Converted in an isolated sandbox on our serversDeleted after 24 hours

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

AMR and TTA

From

AMR Audio

AMR speech audio from mobile phone recordings.

Extensions: .amr
MIME type: audio/amr
Kind: Audio

To

True Audio

True Audio, a simple lossless codec.

Extensions: .tta
MIME type: audio/x-tta
Kind: Audio

Options for AMR to TTA

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.