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ALSA: Fix swapped systemic latencies

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This went unnoticed since measured systemic latency
is equally distributes between input and output.
This commit is contained in:
Robin Gareus
2021-04-11 15:07:04 +02:00
parent 4cbf642bfd
commit 8661aa1809
1 changed files with 2 additions and 2 deletions
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4
libs/backends/alsa/alsa_audiobackend.cc
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@@ -506,12 +506,12 @@ AlsaAudioBackend::update_systemic_audio_latencies ()
const uint32_t lcpp = (_periods_per_cycle - 2) * _samples_per_period;
LatencyRange lr;
lr.min = lr.max = lcpp + (_measure_latency ? 0 : _systemic_audio_input_latency);
lr.min = lr.max = (_measure_latency ? 0 : _systemic_audio_output_latency);
for (std::vector<BackendPortPtr>::const_iterator it = _system_outputs.begin (); it != _system_outputs.end (); ++it) {
set_latency_range (*it, true, lr);
}
lr.min = lr.max = (_measure_latency ? 0 : _systemic_audio_output_latency);
lr.min = lr.max = lcpp + (_measure_latency ? 0 : _systemic_audio_input_latency);
for (std::vector<BackendPortPtr>::const_iterator it = _system_inputs.begin (); it != _system_inputs.end (); ++it) {
set_latency_range (*it, false, lr);
}