From d46c176af34b728fd43b3dd46485b38623a7335e Mon Sep 17 00:00:00 2001 From: Josh Blum Date: Mon, 30 Jan 2012 22:23:38 -0800 Subject: dsp rework: tx trailer, scaling work (peak) --- host/lib/convert/convert_common.hpp | 48 +++++++++++++++++++++++++++++++++++++ 1 file changed, 48 insertions(+) (limited to 'host/lib/convert/convert_common.hpp') diff --git a/host/lib/convert/convert_common.hpp b/host/lib/convert/convert_common.hpp index 699d6301b..aab59de4b 100644 --- a/host/lib/convert/convert_common.hpp +++ b/host/lib/convert/convert_common.hpp @@ -190,4 +190,52 @@ static UHD_INLINE void item32_sc8_to_fc64(item32_t item, fc64_t &out0, fc64_t &o ); } +/*********************************************************************** + * Convert complex char to items32 sc8 buffer + **********************************************************************/ +static UHD_INLINE item32_t sc8_to_item32_sc8(sc8_t in0, sc8_t in1, double){ + return + (item32_t(boost::uint8_t(in0.real())) << 8) | + (item32_t(boost::uint8_t(in0.imag())) << 0) | + (item32_t(boost::uint8_t(in1.real())) << 24) | + (item32_t(boost::uint8_t(in1.imag())) << 16) + ; +} + +/*********************************************************************** + * Convert complex short to items32 sc8 buffer + **********************************************************************/ +static UHD_INLINE item32_t sc16_to_item32_sc8(sc16_t in0, sc16_t in1, double){ + return + (item32_t(boost::uint8_t(in0.real())) << 8) | + (item32_t(boost::uint8_t(in0.imag())) << 0) | + (item32_t(boost::uint8_t(in1.real())) << 24) | + (item32_t(boost::uint8_t(in1.imag())) << 16) + ; +} + +/*********************************************************************** + * Convert complex float to items32 sc8 buffer + **********************************************************************/ +static UHD_INLINE item32_t fc32_to_item32_sc8(fc32_t in0, fc32_t in1, double scale_factor){ + return + (item32_t(boost::uint8_t(in0.real()*float(scale_factor))) << 8) | + (item32_t(boost::uint8_t(in0.imag()*float(scale_factor))) << 0) | + (item32_t(boost::uint8_t(in1.real()*float(scale_factor))) << 24) | + (item32_t(boost::uint8_t(in1.imag()*float(scale_factor))) << 16) + ; +} + +/*********************************************************************** + * Convert complex double to items32 sc8 buffer + **********************************************************************/ +static UHD_INLINE item32_t fc64_to_item32_sc8(fc64_t in0, fc64_t in1, double scale_factor){ + return + (item32_t(boost::uint8_t(in0.real()*(scale_factor))) << 8) | + (item32_t(boost::uint8_t(in0.imag()*(scale_factor))) << 0) | + (item32_t(boost::uint8_t(in1.real()*(scale_factor))) << 24) | + (item32_t(boost::uint8_t(in1.imag()*(scale_factor))) << 16) + ; +} + #endif /* INCLUDED_LIBUHD_CONVERT_COMMON_HPP */ -- cgit v1.2.3