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ALSA backend: ignore idempotent latency settings

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This commit is contained in:
Robin Gareus 2020-05-09 01:21:11 +02:00
parent dffe780d95
commit abe23b5885
Signed by: rgareus
GPG Key ID: A090BCE02CF57F04
1 changed files with 6 additions and 0 deletions
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6
libs/backends/alsa/alsa_audiobackend.cc
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@ -435,6 +435,9 @@ AlsaAudioBackend::set_output_channels (uint32_t cc)
int int
AlsaAudioBackend::set_systemic_input_latency (uint32_t sl) AlsaAudioBackend::set_systemic_input_latency (uint32_t sl)
{ {
if (_systemic_audio_input_latency == sl) {
return 0;
}
_systemic_audio_input_latency = sl; _systemic_audio_input_latency = sl;
if (_run) { if (_run) {
update_systemic_audio_latencies(); update_systemic_audio_latencies();
@ -445,6 +448,9 @@ AlsaAudioBackend::set_systemic_input_latency (uint32_t sl)
int int
AlsaAudioBackend::set_systemic_output_latency (uint32_t sl) AlsaAudioBackend::set_systemic_output_latency (uint32_t sl)
{ {
if (_systemic_audio_output_latency == sl) {
return 0;
}
_systemic_audio_output_latency = sl; _systemic_audio_output_latency = sl;
if (_run) { if (_run) {
update_systemic_audio_latencies(); update_systemic_audio_latencies();