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Request 20 ms audio frames on Steam Link to reduce CPU overhead

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This commit is contained in:
Cameron Gutman 2019-05-04 15:46:11 -07:00
commit bdbb03e16f
6 changed files with 12 additions and 46 deletions
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4
app/streaming/audio/renderers/sdlaud.cpp
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@ -31,7 +31,7 @@ bool SdlAudioRenderer::prepareForPlayback(const OPUS_MULTISTREAM_CONFIGURATION*
// frames contain a non-power of 2 number of samples,
// so the slop would require buffering another full frame.
// Specifying non-Po2 seems to work for our supported platforms.
want.samples = SAMPLES_PER_FRAME;
want.samples = opusConfig->samplesPerFrame;
m_AudioDevice = SDL_OpenAudioDevice(NULL, 0, &want, &have, 0);
if (m_AudioDevice == 0) {
@ -41,7 +41,7 @@ bool SdlAudioRenderer::prepareForPlayback(const OPUS_MULTISTREAM_CONFIGURATION*
return false;
}
m_AudioBuffer = malloc(SAMPLES_PER_FRAME * sizeof(short) * opusConfig->channelCount);
m_AudioBuffer = malloc(opusConfig->samplesPerFrame * sizeof(short) * opusConfig->channelCount);
if (m_AudioBuffer == nullptr) {
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
"Failed to allocate audio buffer");