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Smarc audio rate converter, ...another SR converter developed at TÚlÚcom ParisTech, France.
forart.eu
post Oct 25 2011, 10:50
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QUOTE
Smarc is a fast and high quality audio rate converter. It allows conversion between any samplerate. Smarc is a command-line program and a C library to be integrated in other applications.

Features
  • signal rate conversion between any sample rates.
  • optimized for conversion between standard audio sample rates.
  • command-line tool to convert audio files
  • C library to integrate smarc converter into other applications.
  • Initially designed to convert audio, but also any 1-D signals such as EEG, seismic signals, etc.
  • Convert sample rate using polyphase decimation and interpolation filters. This method guarantees high-quality for upsampling and downsampling.
  • Internal filters can be tuned to emphasize speed or quality.


Official website
Official download page
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klonuo
post Oct 25 2011, 21:15
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Seems good and fast. 2x slower than SoX or zita, but that's still fast IMHO

Swept


1kHz


At 150 dB none artifact

Above images are from default settings. One can use "--rs=180" and get clear picture at almost same speed

This post has been edited by klonuo: Oct 25 2011, 21:35
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