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name the magic values

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This commit is contained in:
goeiecool9999 2024-01-15 12:00:15 +01:00
parent a5aba28673
commit a143556d89
1 changed files with 9 additions and 4 deletions
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13
src/Cafe/HW/Latte/Core/LatteShaderCache.cpp
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@ -820,19 +820,23 @@ void LatteShaderCache_handleDeprecatedCacheFiles(fs::path pathGeneric, fs::path
}
}
constexpr sint32 samplesPerBlock = 4800;
static std::atomic<bool> audiothread_keeprunning = true;
void LatteShaderCache_StreamBootSound()
{
constexpr sint32 sampleRate = 48'000;
constexpr sint32 bitsPerSample = 16;
constexpr sint32 samplesPerBlock = sampleRate / 10; // block is 1/10th of a second
constexpr sint32 nChannels = 2;
static_assert(bitsPerSample % 8 == 0, "bits per sample is not a multiple of 8");
AudioAPIPtr bootSndAudioDev;
std::unique_ptr<BootSoundReader> bootSndFileReader;
FSCVirtualFile* bootSndFileHandle = 0;
const sint32 audioBlockSize = samplesPerBlock * 2 * 2;
try
{
bootSndAudioDev = IAudioAPI::CreateDeviceFromConfig(true, 48000, 2, samplesPerBlock, 16);
bootSndAudioDev = IAudioAPI::CreateDeviceFromConfig(true, sampleRate, nChannels, samplesPerBlock, bitsPerSample);
if(!bootSndAudioDev)
return;
}
@ -850,6 +854,7 @@ void LatteShaderCache_StreamBootSound()
if(!bootSndFileHandle)
return;
constexpr sint32 audioBlockSize = samplesPerBlock * (bitsPerSample/8) * nChannels;
bootSndFileReader = std::make_unique<BootSoundReader>(bootSndFileHandle, audioBlockSize);
if(bootSndAudioDev && bootSndFileHandle && bootSndFileReader)
@ -859,7 +864,7 @@ void LatteShaderCache_StreamBootSound()
while (bootSndAudioDev->NeedAdditionalBlocks())
bootSndAudioDev->FeedBlock(bootSndFileReader->getSamples());
// sleep for the duration of a single block
std::this_thread::sleep_for(std::chrono::milliseconds(samplesPerBlock / (48'000/ 1'000)));
std::this_thread::sleep_for(std::chrono::milliseconds(samplesPerBlock / (sampleRate/ 1'000)));
}
}