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pipeline: raspberrypi: delayed_controls: Template the ControlRingBuffer class

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Convert ControlRingBuffer to a templated class to allow arbitrary ring buffer
array types to be defined. Rename ControlRingBuffer to RingBuffer to indicate
this.

Signed-off-by: Naushir Patuck <naush@raspberrypi.com>
Reviewed-by: David Plowman <david.plowman@raspberrypi.com>
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
This commit is contained in:
Naushir Patuck 2022-11-15 09:07:50 +00:00 • committed by Laurent Pinchart
parent dd0a75401f
commit c7524b10e0
1 changed files with 7 additions and 6 deletions
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13
src/libcamera/pipeline/raspberrypi/delayed_controls.h
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@ -56,17 +56,18 @@ private:
}; };
static constexpr int listSize = 16; static constexpr int listSize = 16;
class ControlRingBuffer : public std::array<Info, listSize> template<typename T>
class RingBuffer : public std::array<T, listSize>
{ {
public: public:
Info &operator[](unsigned int index) T &operator[](unsigned int index)
{ {
return std::array<Info, listSize>::operator[](index % listSize); return std::array<T, listSize>::operator[](index % listSize);
} }
const Info &operator[](unsigned int index) const const T &operator[](unsigned int index) const
{ {
return std::array<Info, listSize>::operator[](index % listSize); return std::array<T, listSize>::operator[](index % listSize);
} }
}; };
@ -76,7 +77,7 @@ private:
uint32_t queueCount_; uint32_t queueCount_;
uint32_t writeCount_; uint32_t writeCount_;
std::unordered_map<const ControlId *, ControlRingBuffer> values_; std::unordered_map<const ControlId *, RingBuffer<Info>> values_;
}; };
} /* namespace RPi */ } /* namespace RPi */