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More Steam Link performance optimizations

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This commit is contained in:
Cameron Gutman 2019-04-28 15:57:57 -07:00
commit dfb006d264
3 changed files with 17 additions and 4 deletions
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8
app/streaming/audio/audio.cpp
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@ -111,8 +111,11 @@ void Session::arDecodeAndPlaySample(char* sampleData, int sampleLength)
{
int samplesDecoded;
// Set this thread to high priority to reduce
// the chance of missing our sample delivery time
#ifndef STEAM_LINK
// Set this thread to high priority to reduce the chance of missing
// our sample delivery time. On Steam Link, this causes starvation
// of other threads due to severely restricted CPU time available,
// so we will skip it on that platform.
if (s_ActiveSession->m_AudioSampleCount == 0) {
if (SDL_SetThreadPriority(SDL_THREAD_PRIORITY_HIGH) < 0) {
SDL_LogWarn(SDL_LOG_CATEGORY_APPLICATION,
@ -120,6 +123,7 @@ void Session::arDecodeAndPlaySample(char* sampleData, int sampleLength)
SDL_GetError());
}
}
#endif
// See if we need to drop this sample
if (s_ActiveSession->m_DropAudioEndTime != 0) {