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libcamera: ipa_data_serializer: Add serializer for Flags

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Implement an IPADataSerializer for Flags.

Signed-off-by: Paul Elder <paul.elder@ideasonboard.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Jacopo Mondi <jacopo@jmondi.org>
This commit is contained in:
Paul Elder 2022-08-03 19:46:24 +09:00
parent 3f9da2a71e
commit fc6b5f49e1
1 changed files with 46 additions and 0 deletions
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46
include/libcamera/internal/ipa_data_serializer.h
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@ -14,6 +14,7 @@
#include <type_traits>
#include <vector>
#include <libcamera/base/flags.h>
#include <libcamera/base/log.h>
#include <libcamera/control_ids.h>
@ -301,6 +302,51 @@ public:
}
};
/* Serialization format for Flags is same as for PODs */
template<typename E>
class IPADataSerializer<Flags<E>>
{
public:
static std::tuple<std::vector<uint8_t>, std::vector<SharedFD>>
serialize(const Flags<E> &data, [[maybe_unused]] ControlSerializer *cs = nullptr)
{
std::vector<uint8_t> dataVec;
dataVec.reserve(sizeof(Flags<E>));
appendPOD<uint32_t>(dataVec, static_cast<typename Flags<E>::Type>(data));
return { dataVec, {} };
}
static Flags<E> deserialize(std::vector<uint8_t> &data,
[[maybe_unused]] ControlSerializer *cs = nullptr)
{
return deserialize(data.cbegin(), data.cend());
}
static Flags<E> deserialize(std::vector<uint8_t>::const_iterator dataBegin,
std::vector<uint8_t>::const_iterator dataEnd,
[[maybe_unused]] ControlSerializer *cs = nullptr)
{
return Flags<E>{ static_cast<E>(readPOD<uint32_t>(dataBegin, 0, dataEnd)) };
}
static Flags<E> deserialize(std::vector<uint8_t> &data,
[[maybe_unused]] std::vector<SharedFD> &fds,
[[maybe_unused]] ControlSerializer *cs = nullptr)
{
return deserialize(data.cbegin(), data.cend());
}
static Flags<E> deserialize(std::vector<uint8_t>::const_iterator dataBegin,
std::vector<uint8_t>::const_iterator dataEnd,
[[maybe_unused]] std::vector<SharedFD>::const_iterator fdsBegin,
[[maybe_unused]] std::vector<SharedFD>::const_iterator fdsEnd,
[[maybe_unused]] ControlSerializer *cs = nullptr)
{
return deserialize(dataBegin, dataEnd);
}
};
#endif /* __DOXYGEN__ */
} /* namespace libcamera */