On Tue, Dec 21, 2004 at 04:12:48AM +0200, Kai Vehmanen wrote: > Hello all, > On Fri, 17 Dec 2004, Jesse Chappell wrote: > >> I've received some bug reports about > >> resampling with the ecasound+libsamplerate combo, and the 44.1<->48 > > Kai, I did notice that the SRC code in ecasound uses the simple > > API of libsamplerate, but it expects to use it blockwise with > > a continuous audio stream. The more advanced APIs maintain state > > between calls that I think are necessary when using it with a stream. > thank you for pointing this out to me -- this was indeed causing problems. > If anyone wants to help in testing, please try the snapshot at: > http://ecasound.seul.org/download/snapshots/ecasound-2.3.6-cvs-20041221.tar.gz > # the basic syntax is: > ecasound -f:16,2,44100 -i resample,auto,foo96khz.wav -o alsa > # with samplerate's 'SRC_SINC_BEST_QUALITY' quality > ecasound -f:16,2,44100 -i resample-hq,auto,foo96khz.wav -o alsa > Where 16(bit), 2(ch) and 44100(Hz) are the target audio parameters. This > should work with any ALSA/OSS, JACK, wav/aiff, ogg/mp3/flac/etc output. Kai, Will this also affect the -ei pitch shifter effect? -Eric Rz.
