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resample: Switch to speex-float-1 by default

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This consumes less power, has low (no?) perceivable difference, and
allows the default configuration to work out of the box on low-end
systems (such as netbooks).
This commit is contained in:
Arun Raghavan 2012-11-19 15:08:34 +05:30
parent 6be21425cd
commit 92bb9fb8b5
3 changed files with 5 additions and 5 deletions
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2
man/pulse-daemon.conf.5.xml.in
View file

@ -100,7 +100,7 @@ USA.
desktop CPUs the float point resampler is a lot faster, and it desktop CPUs the float point resampler is a lot faster, and it
also offers slightly better quality. See the output of also offers slightly better quality. See the output of
<opt>dump-resample-methods</opt> for a complete list of all <opt>dump-resample-methods</opt> for a complete list of all
available resamplers. Defaults to <opt>speex-float-3</opt>. The available resamplers. Defaults to <opt>speex-float-1</opt>. The
<opt>--resample-method</opt> command line option takes precedence. <opt>--resample-method</opt> command line option takes precedence.
Note that some modules overwrite or allow overwriting of the Note that some modules overwrite or allow overwriting of the
resampler to use.</p> resampler to use.</p>

2
src/pulsecore/core.c
View file

@ -141,7 +141,7 @@ pa_core* pa_core_new(pa_mainloop_api *m, pa_bool_t shared, size_t shm_size) {
c->disable_remixing = FALSE; c->disable_remixing = FALSE;
c->disable_lfe_remixing = FALSE; c->disable_lfe_remixing = FALSE;
c->deferred_volume = TRUE; c->deferred_volume = TRUE;
c->resample_method = PA_RESAMPLER_SPEEX_FLOAT_BASE + 3; c->resample_method = PA_RESAMPLER_SPEEX_FLOAT_BASE + 1;
for (j = 0; j < PA_CORE_HOOK_MAX; j++) for (j = 0; j < PA_CORE_HOOK_MAX; j++)
pa_hook_init(&c->hooks[j], c); pa_hook_init(&c->hooks[j], c);

6
src/pulsecore/resampler.c
View file

@ -236,7 +236,7 @@ pa_resampler* pa_resampler_new(
if (method == PA_RESAMPLER_AUTO) { if (method == PA_RESAMPLER_AUTO) {
#ifdef HAVE_SPEEX #ifdef HAVE_SPEEX
method = PA_RESAMPLER_SPEEX_FLOAT_BASE + 3; method = PA_RESAMPLER_SPEEX_FLOAT_BASE + 1;
#else #else
if (flags & PA_RESAMPLER_VARIABLE_RATE) if (flags & PA_RESAMPLER_VARIABLE_RATE)
method = PA_RESAMPLER_TRIVIAL; method = PA_RESAMPLER_TRIVIAL;
@ -565,10 +565,10 @@ pa_resample_method_t pa_parse_resample_method(const char *string) {
return m; return m;
if (pa_streq(string, "speex-fixed")) if (pa_streq(string, "speex-fixed"))
return PA_RESAMPLER_SPEEX_FIXED_BASE + 3; return PA_RESAMPLER_SPEEX_FIXED_BASE + 1;
if (pa_streq(string, "speex-float")) if (pa_streq(string, "speex-float"))
return PA_RESAMPLER_SPEEX_FLOAT_BASE + 3; return PA_RESAMPLER_SPEEX_FLOAT_BASE + 1;
return PA_RESAMPLER_INVALID; return PA_RESAMPLER_INVALID;
} }