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GLuint currentFrameAsGLTexture();
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void *currentFrameAsCIImage();
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QImage currentFrameAsQImage();
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quint64 duration() const;
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quint64 currentTime() const;
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QString currentTimeString();
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void setColors(qreal brightness = 0, qreal contrast = 1, qreal hue = 0, qreal saturation = 1);