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Add 7.1 surround sound support for SDL audio output

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This commit is contained in:
Cameron Gutman
2020-04-03 00:12:52 -07:00
parent 847cc0a38a
commit cd7649a666
6 changed files with 17 additions and 12 deletions
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13
app/streaming/session.cpp
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@@ -389,10 +389,13 @@ bool Session::initialize()
switch (m_Preferences->audioConfig)
{
case StreamingPreferences::AC_STEREO:
m_StreamConfig.audioConfiguration = MAKE_AUDIO_CONFIGURATION(2, 0x3);
m_StreamConfig.audioConfiguration = AUDIO_CONFIGURATION_STEREO;
break;
case StreamingPreferences::AC_51_SURROUND:
m_StreamConfig.audioConfiguration = MAKE_AUDIO_CONFIGURATION(6, 0xFC);
m_StreamConfig.audioConfiguration = AUDIO_CONFIGURATION_51_SURROUND;
break;
case StreamingPreferences::AC_71_SURROUND:
m_StreamConfig.audioConfiguration = AUDIO_CONFIGURATION_71_SURROUND;
break;
}
@@ -607,11 +610,9 @@ bool Session::validateLaunch(SDL_Window* testWindow)
// Gracefully degrade to stereo if surround sound doesn't work
if (!audioTestPassed && CHANNEL_COUNT_FROM_AUDIO_CONFIGURATION(m_StreamConfig.audioConfiguration) > 2) {
int fallbackAudioConfig = MAKE_AUDIO_CONFIGURATION(2, 0x3);
audioTestPassed = testAudio(fallbackAudioConfig);
audioTestPassed = testAudio(AUDIO_CONFIGURATION_STEREO);
if (audioTestPassed) {
m_StreamConfig.audioConfiguration = fallbackAudioConfig;
m_StreamConfig.audioConfiguration = AUDIO_CONFIGURATION_STEREO;
emitLaunchWarning("Your selected surround sound setting is not supported by the current audio device.");
}
}