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Async mode for dnn's object detection sample

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This commit is contained in:
Dmitry Kurtaev
2019-05-08 15:27:22 +03:00
parent b998c06d08
commit c3b0a68a2b
2 changed files with 128 additions and 25 deletions
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modules/dnn/src/dnn.cpp
+3 -3
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@@ -2718,9 +2718,6 @@ AsyncMat Net::forwardAsync(const String& outputName)
{
CV_TRACE_FUNCTION();
#ifdef CV_CXX11
if (impl->preferableBackend != DNN_BACKEND_INFERENCE_ENGINE)
CV_Error(Error::StsNotImplemented, "Asynchronous forward for backend which is different from DNN_BACKEND_INFERENCE_ENGINE");
String layerName = outputName;
if (layerName.empty())
@@ -2729,6 +2726,9 @@ AsyncMat Net::forwardAsync(const String& outputName)
std::vector<LayerPin> pins(1, impl->getPinByAlias(layerName));
impl->setUpNet(pins);
if (impl->preferableBackend != DNN_BACKEND_INFERENCE_ENGINE)
CV_Error(Error::StsNotImplemented, "Asynchronous forward for backend which is different from DNN_BACKEND_INFERENCE_ENGINE");
impl->isAsync = true;
impl->forwardToLayer(impl->getLayerData(layerName));
impl->isAsync = false;