48 lines
1.9 KiB
C++
48 lines
1.9 KiB
C++
/*******************************************************************************
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* Copyright (c) 2021 Nerian Vision GmbH
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*******************************************************************************/
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#ifndef VISIONTRANSFER_BITCONVERSIONS_H
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#define VISIONTRANSFER_BITCONVERSIONS_H
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namespace visiontransfer {
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namespace internal {
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/**
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* \brief Various implementations for converting from 12-bit to
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* 16-bit per pixels formats.
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*/
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class BitConversions {
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public:
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static void decode12BitPacked(int startRow, int stopRow, const unsigned char* src,
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unsigned char* dst, int srcStride, int dstStride, int rowWidth);
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static void encode12BitPacked(int startRow, int stopRow, const unsigned char* src,
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unsigned char* dst, int srcStride, int dstStride, int rowWidth);
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private:
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template <bool alignedLoad>
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static void decode12BitPackedSSE4(int startRow, int stopRow, const unsigned char* dispStart,
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int width, unsigned short* dst, int srcStride, int dstStride);
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template <bool alignedLoad>
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static void decode12BitPackedNEON(int startRow, int stopRow, const unsigned char* dispStart,
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int width, unsigned short* dst, int srcStride, int dstStride);
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static void decode12BitPackedFallback(int startRow, int stopRow, const unsigned char* dispStart,
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int width, unsigned short* dst, int srcStride, int dstStride);
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};
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}} // namespace
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#endif
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