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OpenVX calls updated to use single common OpenVX context per thread

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This commit is contained in:
Vitaly Tuzov
2017-02-14 13:32:17 +03:00
committed by Alexander Alekhin
parent ec7f74f7b4
commit 9a4b5a4545
16 changed files with 68 additions and 21 deletions
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modules/core/src/ovx.cpp
+33 -1
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@@ -14,6 +14,38 @@
namespace cv
{
namespace ovx
{
#ifdef HAVE_OPENVX
// Simple TLSData<ivx::Context> doesn't work, because default constructor doesn't create any OpenVX context.
struct OpenVXTLSData
{
OpenVXTLSData() : ctx(ivx::Context::create()) {}
ivx::Context ctx;
};
static TLSData<OpenVXTLSData>& getOpenVXTLSData()
{
CV_SINGLETON_LAZY_INIT_REF(TLSData<OpenVXTLSData>, new TLSData<OpenVXTLSData>())
}
struct OpenVXCleanupFunctor
{
~OpenVXCleanupFunctor() { getOpenVXTLSData().cleanup(); }
};
static OpenVXCleanupFunctor g_openvx_cleanup_functor;
ivx::Context& getOpenVXContext()
{
return getOpenVXTLSData().get()->ctx;
}
#endif
} // namespace
bool haveOpenVX()
{
#ifdef HAVE_OPENVX
@@ -22,7 +54,7 @@ bool haveOpenVX()
{
try
{
ivx::Context context = ivx::Context::create();
ivx::Context context = ovx::getOpenVXContext();
vx_uint16 vComp = ivx::compiledWithVersion();
vx_uint16 vCurr = context.version();
g_haveOpenVX =