GstHwPathTelemetry.h

Go to the documentation of this file.

#pragma once
 
#include <QtCore/QElapsedTimer>
#include <QtCore/qglobal.h>
 
#include "GstHwVideoBufferFactory.h"  // HwVideoBufferPath enum
 
#if defined(QGC_HAS_ANY_GPU_PATH)
#include <private/qhwvideobuffer_p.h>
#endif
 
namespace GstHwPathTelemetry {
 
enum class HwFallbackReason
{
    None,
    NoExt,
    ModifierRejected,
    EglBadMatch,
    FenceTimeout,
    ValidateFailed,
    UnknownMemType,
    NullSample,
    MapFailed,
    VulkanNoSync,
    ImportUnsupported,
    _Count,
};
 
void recordMapFailure(HwVideoBufferPath path) noexcept;
quint64 takeMapFailureCount(HwVideoBufferPath path) noexcept;
quint64 peekMapFailureCount(HwVideoBufferPath path) noexcept;
 
void recordTextureReuse(HwVideoBufferPath path) noexcept;
quint64 takeTextureReuseHits(HwVideoBufferPath path) noexcept;
 
void recordSyncWait(HwVideoBufferPath path, bool gpuSide) noexcept;
quint64 takeSyncWaitCounts(HwVideoBufferPath path, quint64& gpuWaits) noexcept;
 
void recordImageCacheHit(HwVideoBufferPath path) noexcept;
void recordImageCacheMiss(HwVideoBufferPath path) noexcept;
quint64 takeImageCacheHits(HwVideoBufferPath path) noexcept;
quint64 takeImageCacheMisses(HwVideoBufferPath path) noexcept;
 
#if defined(QGC_HAS_ANY_GPU_PATH)
QVideoFrameTexturesUPtr fail(HwVideoBufferPath path) noexcept;
#endif
 
void recordDelivered(HwVideoBufferPath path) noexcept;
quint64 peekDeliveredCount(HwVideoBufferPath path) noexcept;
quint64 takeDeliveredCount(HwVideoBufferPath path) noexcept;
 
void recordMapDuration(HwVideoBufferPath path, qint64 nsecs) noexcept;
quint64 peekMapDurationUsEwma(HwVideoBufferPath path) noexcept;
 
class ScopedMapTimer
{
public:
    explicit ScopedMapTimer(HwVideoBufferPath path) noexcept : _path(path) { _timer.start(); }
    ~ScopedMapTimer() noexcept { recordMapDuration(_path, _timer.nsecsElapsed()); }
    ScopedMapTimer(const ScopedMapTimer&) = delete;
    ScopedMapTimer& operator=(const ScopedMapTimer&) = delete;
 
private:
    HwVideoBufferPath _path;
    QElapsedTimer _timer;
};
 
void recordFenceTimeout(HwVideoBufferPath path) noexcept;
quint64 peekFenceTimeouts(HwVideoBufferPath path) noexcept;
quint64 takeFenceTimeouts(HwVideoBufferPath path) noexcept;
 
void recordMmapBarrierHit(HwVideoBufferPath path) noexcept;
quint64 peekMmapBarrierHits(HwVideoBufferPath path) noexcept;
quint64 takeMmapBarrierHits(HwVideoBufferPath path) noexcept;
 
void recordExplicitFenceWait(HwVideoBufferPath path) noexcept;
quint64 takeExplicitFenceWaits(HwVideoBufferPath path) noexcept;
 
void recordFallbackReason(HwVideoBufferPath attemptedPath, HwFallbackReason reason) noexcept;
quint64 peekFallbackReason(HwVideoBufferPath attemptedPath, HwFallbackReason reason) noexcept;
quint64 takeFallbackReason(HwVideoBufferPath attemptedPath, HwFallbackReason reason) noexcept;
 
void recordStreamDemotion(HwVideoBufferPath negotiated) noexcept;
quint64 takeStreamDemotions(HwVideoBufferPath negotiated) noexcept;
 
}  // namespace GstHwPathTelemetry