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echo-cancel: Add SSE optimisation to the adrian module

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Optimises the core inner-product function, which takes the most CPU. The
SSE-optimised bits of the adrian echo canceller only if the CPU that PA
is running on actually supports SSE.
This commit is contained in:
Arun Raghavan 2010-09-21 20:42:32 +05:30
parent ab4223e9cf
commit 963250abb9
7 changed files with 61 additions and 12 deletions
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10
src/modules/echo-cancel/adrian.c
View file

@ -51,12 +51,12 @@ static void pa_adrian_ec_fixate_spec(pa_sample_spec *source_ss, pa_channel_map *
*sink_map = *source_map;
}
pa_bool_t pa_adrian_ec_init(pa_echo_canceller *ec,
pa_bool_t pa_adrian_ec_init(pa_core *c, pa_echo_canceller *ec,
pa_sample_spec *source_ss, pa_channel_map *source_map,
pa_sample_spec *sink_ss, pa_channel_map *sink_map,
uint32_t *blocksize, const char *args)
{
int framelen, rate;
int framelen, rate, have_vector = 0;
uint32_t frame_size_ms;
pa_modargs *ma;
@ -80,7 +80,11 @@ pa_bool_t pa_adrian_ec_init(pa_echo_canceller *ec,
pa_log_debug ("Using framelen %d, blocksize %u, channels %d, rate %d", framelen, ec->params.priv.adrian.blocksize, source_ss->channels, source_ss->rate);
ec->params.priv.adrian.aec = AEC_init(rate);
/* For now we only support SSE */
if (c->cpu_info.cpu_type == PA_CPU_X86 && (c->cpu_info.flags.x86 & PA_CPU_X86_SSE))
have_vector = 1;
ec->params.priv.adrian.aec = AEC_init(rate, have_vector);
if (!ec->params.priv.adrian.aec)
goto fail;