Unsolved QQuickImageProvider - requestImage() not implemented
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Hey guys,
I'm trying to pass a QImage to QML via QQuickImageProvider. Once QML requests the image I receive the following error:
"(null):0 ((null)): ImageProvider supports Image type but has not implemented requestImage()"
My provider looks as follows:
source:
#include "qmlimageprovider.h" QmlImageProvider::QmlImageProvider() :QQuickImageProvider(QQuickImageProvider::Image) { } QmlImageProvider::~QmlImageProvider() { } void QmlImageProvider::setPic(QImage cameraFrame) { this->cameraFrame = cameraFrame; emit cameraFrameReady(); } QImage QmlImageProvider::requestImage(const QString &id, QSize *size, const QSize &requestedSize, bool requestedAutoTransform) { Q_UNUSED(id); Q_UNUSED(size); Q_UNUSED(requestedSize); Q_UNUSED(requestedAutoTransform); qDebug() << "Request Image"; return this->cameraFrame; }
header:
#ifndef QMLIMAGEPROVIDER_H #define QMLIMAGEPROVIDER_H #include <QQuickImageProvider> #include <QDebug> class QmlImageProvider : public QObject, public QQuickImageProvider { Q_OBJECT public: explicit QmlImageProvider(); ~QmlImageProvider(); void setPic(QImage cameraFrame); protected: virtual QImage requestImage(const QString &id, QSize *size, const QSize &requestedSize, bool requestedAutoTransform); signals: void cameraFrameReady(); private: QImage cameraFrame; }; #endif // QMLIMAGEPROVIDER_H
Thanks in advance!
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Shouldn't requestImage(...) be public?