GstContextBridgeCommon.h

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#pragma once
 
#include <QtCore/qglobal.h>
 
#if defined(QGC_HAS_ANY_GPU_PATH)
 
#include <QtCore/QMutex>
#include <gst/gst.h>
 
QT_FORWARD_DECLARE_CLASS(QLoggingCategory)
 
 
namespace GstContextBridge {
 
struct BridgeVTable
{
    const char* apiName;                         
    const char* const* contextTypes;             
    int contextTypeCount;                        
    const QLoggingCategory& (*cat)(void* user);  
    QMutex& (*mutex)(void* user);                
    bool (*primeLocked)(void* user);             
    GstObject* (*refObject)(void* user, const char* contextType);  
    GstContext* (*buildContext)(void* user, const char* contextType,
                                GstObject* object);                
    void (*onHandoff)(void* user, GstElement* element, const char* contextType);  
};
 
const char* matchContextType(const BridgeVTable& vt, const char* type);
 
GstBusSyncReply handleSyncMessage(const BridgeVTable& vt, void* user, GstMessage* message);
 
bool answerContextQuery(const BridgeVTable& vt, void* user, GstQuery* query);
 
void registerBridge(const QLoggingCategory& cat, const char* apiName, GstBusSyncReply (*handler)(GstMessage*),
                    void (*reset)());
 
}  // namespace GstContextBridge
 
#endif  // QGC_HAS_ANY_GPU_PATH