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Fixed sound corruption upon starting the app; we need to continuously

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write 'silence' to the sound card until there is available data to use.


git-svn-id: svn://svn.code.sf.net/p/stella/code/trunk@3152 8b62c5a3-ac7e-4cc8-8f21-d9a121418aba
This commit is contained in:
stephena 2015-03-17 17:45:08 +00:00
parent 5c23739f00
commit 7c0fc50a2f
3 changed files with 7 additions and 1 deletions
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4
Changes.txt
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@ -20,6 +20,10 @@
updated continuously. This may also fix issues some people were
having with triple-buffering in Windows Direct3D, etc.
* Fixed sound corruption that happened when running a ROM for the
first time. This was most obvious under OSX, but occasionally
happened on other systems too.
* Reverted some minor C++11 features (std::regex and cbegin/cend
iterators) in a few places, since otherwise GCC 4.9 is required to
compile Stella, and it isn't available on many systems yet. These

2
src/common/SoundSDL2.cxx
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@ -365,6 +365,8 @@ void SoundSDL2::callback(void* udata, uInt8* stream, int len)
// So, we need to convert the pointer and half the length
sound->processFragment((Int16*)stream, (uInt32)len >> 1);
}
else
SDL_memset(stream, 0, len); // Write 'silence'
}
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

2
src/macosx/stella.xcodeproj/project.pbxproj
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@ -2040,7 +2040,7 @@
29B97313FDCFA39411CA2CEA /* Project object */ = {
isa = PBXProject;
attributes = {
LastUpgradeCheck = 0610;
LastUpgradeCheck = 0620;
ORGANIZATIONNAME = net.sourceforge.stella;
};
buildConfigurationList = 2D91752109BA903B0026E9FF /* Build configuration list for PBXProject "stella" */;