[mythtv] Re: [mythtv-commits] mythtv commits libsamplerate and libsoundtouch integration

Mark Spieth mark at dclabs.com.au
Tue Oct 26 02:24:42 UTC 2004


I would like to integrate libsoundtouch into myth.
what is the preferred way/location? looks like it may fit in with
libsamplerate in concept.
what libsoundtouch can do is to time stretch audio whilst keeping the sample
rate constant.
i.e. a 1.05 factor faster will reduce the number of samples by 5% keep the
quality audio the same.
I will hold off until this is stabilized. oss and alsa audio modules is
where I was going to put the processing.
it introduces about 100ms latency which is not too bad.
cheers
mark

> --------------------------------------------------------------------------
--
> Changes committed by ijr on Tue Oct 26 01:16:38 2004
>
> Added Files:
>    in mythtv/libs/libmyth:
>         audiooutputbase.cpp audiooutputbase.h audiooutputjack.cpp
>         audiooutputjack.h bio2jack.c bio2jack.h
>    in mythtv/libs/libmythsamplerate:
>         .cvsignore AUTHORS COPYING ChangeLog NEWS README common.h
>         fastest_coeffs.h float_cast.h high_qual_coeffs.h
>         libmythsamplerate.pro mid_qual_coeffs.h samplerate.c
>         samplerate.h samplerate_config.h src_linear.c src_sinc.c
>         src_zoh.c
> Modified Files:
>    in mythtv:
>         configure settings.pro
>    in mythtv/libs:
>         libs.pro
>    in mythtv/libs/libmyth:
>         audiooutput.cpp audiooutputalsa.cpp audiooutputalsa.h
>         audiooutputarts.cpp audiooutputoss.cpp audiooutputoss.h
>         libmyth.pro mythdialogs.cpp mythdialogs.h
>    in mythtv/programs/mythfilldatabase:
>         filldata.cpp
>    in mythtv/programs/mythfrontend:
>         main.cpp
> Log Message:
> * PLEASE RE-RUN THE ./configure SCRIPT *
>
> - First round of Ed Wildgoose's audio consolidation patch.  Doesn't seem
to break OSS, so should be safe for the majority of people.
> - Fix sql error reporting in filldb.
> - Work around the fullscreen positioning/sizing breakage with more recent
Qt versions.
>
> --------------------------------------------------------------------------
--
>


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