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add better time interpolator: use linear regression to determine gradient from

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measurements, predict a short distance ahead, and smoothen estimation function
with 3rd degree spline interpolation.



git-svn-id: file:///home/lennart/svn/public/pulseaudio/branches/lennart@1949 fefdeb5f-60dc-0310-8127-8f9354f1896f
This commit is contained in:
Lennart Poettering 2007-10-23 22:55:56 +00:00
parent 9464b9b45f
commit dc987e9df8
4 changed files with 439 additions and 6 deletions
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19
src/Makefile.am
View file

@ -237,7 +237,8 @@ noinst_PROGRAMS = \
queue-test \
rtpoll-test \
sig2str-test \
resampler-test
resampler-test \
smoother-test
if HAVE_SIGXCPU
noinst_PROGRAMS += \
@ -387,6 +388,11 @@ resampler_test_LDADD = $(AM_LDADD) libpulsecore.la
resampler_test_CFLAGS = $(AM_CFLAGS) $(LIBOIL_CFLAGS)
resampler_test_LDFLAGS = $(AM_LDFLAGS) $(BINLDFLAGS) $(LIBOIL_LIBS)
smoother_test_SOURCES = tests/smoother-test.c
smoother_test_LDADD = $(AM_LDADD) libpulsecore.la
smoother_test_CFLAGS = $(AM_CFLAGS)
smoother_test_LDFLAGS = $(AM_LDFLAGS) $(BINLDFLAGS)
###################################
# Client library #
###################################
@ -716,6 +722,7 @@ libpulsecore_la_SOURCES += \
pulsecore/rtclock.c pulsecore/rtclock.h \
pulsecore/macro.h \
pulsecore/once.c pulsecore/once.h \
pulsecore/time-smoother.c pulsecore/time-smoother.h \
$(PA_THREAD_OBJS)
if OS_IS_WIN32
@ -948,9 +955,9 @@ modlibexec_LTLIBRARIES += \
module-combine.la \
module-remap-sink.la \
module-ladspa-sink.la
# module-tunnel-sink.la \
# module-tunnel-source.la \
# module-esound-sink.la
# module-tunnel-sink.la
# module-tunnel-source.la
# See comment at librtp.la above
if !OS_IS_WIN32
@ -1187,9 +1194,9 @@ module_esound_compat_spawnpid_la_SOURCES = modules/module-esound-compat-spawnpid
module_esound_compat_spawnpid_la_LDFLAGS = -module -avoid-version
module_esound_compat_spawnpid_la_LIBADD = $(AM_LIBADD) libpulsecore.la
#module_esound_sink_la_SOURCES = modules/module-esound-sink.c
#module_esound_sink_la_LDFLAGS = -module -avoid-version
#module_esound_sink_la_LIBADD = $(AM_LIBADD) libpulsecore.la libiochannel.la libsocket-client.la libauthkey.la
# module_esound_sink_la_SOURCES = modules/module-esound-sink.c
# module_esound_sink_la_LDFLAGS = -module -avoid-version
# module_esound_sink_la_LIBADD = $(AM_LIBADD) libpulsecore.la libiochannel.la libsocket-client.la libauthkey.la
# Pipes