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fix: avoid-driver-context-switch #418

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fix: avoid-driver-context-switch #418

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9 changes: 8 additions & 1 deletion src/monolithic/gst/inference_elements/base/inference_singleton.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -5,6 +5,8 @@
******************************************************************************/

#include "inference_singleton.h"
#include "gva_base_inference_priv.hpp"
#include "inference_backend/buffer_mapper.h"

#include "gva_base_inference.h"
#include "inference_impl.h"
Expand All @@ -15,6 +17,7 @@
struct InferenceRefs {
std::set<GvaBaseInference *> refs;
InferenceImpl *proxy = nullptr;
dlstreamer::ContextPtr context = nullptr;
GstVideoFormat videoFormat = GST_VIDEO_FORMAT_UNKNOWN;
CapsFeature capsFeature = ANY_CAPS_FEATURE;
};
Expand Down Expand Up @@ -167,8 +170,12 @@ InferenceImpl *acquire_inference_instance(GvaBaseInference *base_inference) {
// if base_inference is not master element, it will get all master element's properties here
initExistingElements(infRefs);

if (infRefs->proxy == nullptr) // no instance for current inference-id acquired yet
if (infRefs->proxy == nullptr) { // no instance for current inference-id acquired yet
infRefs->proxy = new InferenceImpl(base_inference); // one instance for all elements with same inference-id
infRefs->context = base_inference->priv->va_display;
} else {
base_inference->priv->va_display = infRefs->context;
}

return infRefs->proxy;
} catch (const std::exception &e) {
Expand Down