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Diffstat (limited to 'audio/shorten')
| -rw-r--r-- | audio/shorten/README | 17 |
1 files changed, 8 insertions, 9 deletions
diff --git a/audio/shorten/README b/audio/shorten/README index 875c946596..63ec46a24d 100644 --- a/audio/shorten/README +++ b/audio/shorten/README @@ -1,9 +1,8 @@ -shorten reduces the size of waveform files (such as audio) using -Huffman coding of prediction residuals and optional additional -quantisation. In lossless mode the amount of compression obtained -depends on the nature of the waveform. Those composing of low -frequencies and low amplitudes give the best compression, which may -be 2:1 or better. Lossy compression operates by specifying a minimum -acceptable segmental signal to noise ratio or a maximum bit rate. Lossy -compression operates by zeroing the lower order bits of the waveform, -so retaining waveform shape. +shorten reduces the size of waveform files (such as audio) using Huffman +coding of prediction residuals and optional additional quantisation. In +lossless mode the amount of compression obtained depends on the nature +of the waveform. Those composing of low frequencies and low amplitudes +give the best compression, which may be 2:1 or better. Lossy compression +operates by specifying a minimum acceptable segmental signal to noise +ratio or a maximum bit rate. Lossy compression operates by zeroing the +lower order bits of the waveform, so retaining waveform shape. |