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-rw-r--r--host/lib/convert/convert_pack_sc12.cpp91
-rw-r--r--host/lib/convert/convert_unpack_sc12.cpp50
-rw-r--r--host/tests/convert_test.cpp31
-rw-r--r--host/utils/converter_benchmark.cpp24
4 files changed, 169 insertions, 27 deletions
diff --git a/host/lib/convert/convert_pack_sc12.cpp b/host/lib/convert/convert_pack_sc12.cpp
index aaa6f2632..2e45e19f5 100644
--- a/host/lib/convert/convert_pack_sc12.cpp
+++ b/host/lib/convert/convert_pack_sc12.cpp
@@ -20,6 +20,7 @@
#include <uhd/utils/log.hpp>
#include <boost/math/special_functions/round.hpp>
#include <vector>
+#include <type_traits>
using namespace uhd::convert;
@@ -59,6 +60,17 @@ enum item32_sc12_3x_enable {
* |_ _|_ _ _4_ _ _| 2
* 31 0
*/
+template <towire32_type towire>
+inline void pack(item32_sc12_3x &output, int enable, const int32_t i[4], const int32_t q[4])
+{
+ if (enable & CONVERT12_LINE0)
+ output.line0 = towire(i[0] << 20 | q[0] << 8 | i[1] >> 4);
+ if (enable & CONVERT12_LINE1)
+ output.line1 = towire(i[1] << 28 | q[1] << 16 | i[2] << 4 | q[2] >> 8);
+ if (enable & CONVERT12_LINE2)
+ output.line2 = towire(q[2] << 24 | i[3] << 12 | q[3]);
+}
+
template <typename type, towire32_type towire>
void convert_star_4_to_sc12_item32_3
(
@@ -68,31 +80,55 @@ void convert_star_4_to_sc12_item32_3
const std::complex<type> &in3,
const int enable,
item32_sc12_3x &output,
- const double scalar
+ const double scalar,
+ typename std::enable_if<std::is_floating_point<type>::value>::type* = NULL
)
{
- const item32_t i0 = int32_t(type(in0.real()*scalar)) & 0xfff;
- const item32_t q0 = int32_t(type(in0.imag()*scalar)) & 0xfff;
+ int32_t i[4] {
+ int32_t(in0.real()*scalar) & 0xfff,
+ int32_t(in1.real()*scalar) & 0xfff,
+ int32_t(in2.real()*scalar) & 0xfff,
+ int32_t(in3.real()*scalar) & 0xfff,
+ };
- const item32_t i1 = int32_t(type(in1.real()*scalar)) & 0xfff;
- const item32_t q1 = int32_t(type(in1.imag()*scalar)) & 0xfff;
+ int32_t q[4] {
+ int32_t(in0.imag()*scalar) & 0xfff,
+ int32_t(in1.imag()*scalar) & 0xfff,
+ int32_t(in2.imag()*scalar) & 0xfff,
+ int32_t(in3.imag()*scalar) & 0xfff,
+ };
- const item32_t i2 = int32_t(type(in2.real()*scalar)) & 0xfff;
- const item32_t q2 = int32_t(type(in2.imag()*scalar)) & 0xfff;
+ pack<towire>(output, enable, i, q);
+}
- const item32_t i3 = int32_t(type(in3.real()*scalar)) & 0xfff;
- const item32_t q3 = int32_t(type(in3.imag()*scalar)) & 0xfff;
+template <typename type, towire32_type towire>
+void convert_star_4_to_sc12_item32_3
+(
+ const std::complex<type> &in0,
+ const std::complex<type> &in1,
+ const std::complex<type> &in2,
+ const std::complex<type> &in3,
+ const int enable,
+ item32_sc12_3x &output,
+ const double,
+ typename std::enable_if<std::is_same<type, short>::value>::type* = NULL
+)
+{
+ int32_t i[4] {
+ int32_t(in0.real() >> 4) & 0xfff,
+ int32_t(in1.real() >> 4) & 0xfff,
+ int32_t(in2.real() >> 4) & 0xfff,
+ int32_t(in3.real() >> 4) & 0xfff,
+ };
- const item32_t line0 = (i0 << 20) | (q0 << 8) | (i1 >> 4);
- const item32_t line1 = (i1 << 28) | (q1 << 16) | (i2 << 4) | (q2 >> 8);
- const item32_t line2 = (q2 << 24) | (i3 << 12) | (q3);
+ int32_t q[4] {
+ int32_t(in0.imag() >> 4) & 0xfff,
+ int32_t(in1.imag() >> 4) & 0xfff,
+ int32_t(in2.imag() >> 4) & 0xfff,
+ int32_t(in3.imag() >> 4) & 0xfff,
+ };
- if (enable & CONVERT12_LINE0)
- output.line0 = towire(line0);
- if (enable & CONVERT12_LINE1)
- output.line1 = towire(line1);
- if (enable & CONVERT12_LINE2)
- output.line2 = towire(line2);
+ pack<towire>(output, enable, i, q);
}
template <typename type, towire32_type towire>
@@ -192,6 +228,16 @@ static converter::sptr make_convert_fc32_1_to_sc12_item32_be_1(void)
return converter::sptr(new convert_star_1_to_sc12_item32_1<float, uhd::ntohx>());
}
+static converter::sptr make_convert_sc16_1_to_sc12_item32_le_1(void)
+{
+ return converter::sptr(new convert_star_1_to_sc12_item32_1<short, uhd::wtohx>());
+}
+
+static converter::sptr make_convert_sc16_1_to_sc12_item32_be_1(void)
+{
+ return converter::sptr(new convert_star_1_to_sc12_item32_1<short, uhd::ntohx>());
+}
+
UHD_STATIC_BLOCK(register_convert_pack_sc12)
{
//uhd::convert::register_bytes_per_item("sc12", 3/*bytes*/); //registered in unpack
@@ -199,11 +245,16 @@ UHD_STATIC_BLOCK(register_convert_pack_sc12)
uhd::convert::id_type id;
id.num_inputs = 1;
id.num_outputs = 1;
- id.input_format = "fc32";
+ id.input_format = "fc32";
id.output_format = "sc12_item32_le";
uhd::convert::register_converter(id, &make_convert_fc32_1_to_sc12_item32_le_1, PRIORITY_GENERAL);
-
id.output_format = "sc12_item32_be";
uhd::convert::register_converter(id, &make_convert_fc32_1_to_sc12_item32_be_1, PRIORITY_GENERAL);
+
+ id.input_format = "sc16";
+ id.output_format = "sc12_item32_le";
+ uhd::convert::register_converter(id, &make_convert_sc16_1_to_sc12_item32_le_1, PRIORITY_GENERAL);
+ id.output_format = "sc12_item32_be";
+ uhd::convert::register_converter(id, &make_convert_sc16_1_to_sc12_item32_be_1, PRIORITY_GENERAL);
}
diff --git a/host/lib/convert/convert_unpack_sc12.cpp b/host/lib/convert/convert_unpack_sc12.cpp
index f42e51c00..07f9cffa0 100644
--- a/host/lib/convert/convert_unpack_sc12.cpp
+++ b/host/lib/convert/convert_unpack_sc12.cpp
@@ -20,6 +20,7 @@
#include <uhd/utils/log.hpp>
#include <boost/math/special_functions/round.hpp>
#include <vector>
+#include <type_traits>
using namespace uhd::convert;
@@ -56,7 +57,8 @@ void convert_sc12_item32_3_to_star_4
std::complex<type> &out1,
std::complex<type> &out2,
std::complex<type> &out3,
- const double scalar
+ const double scalar,
+ typename std::enable_if<std::is_floating_point<type>::value>::type* = NULL
)
{
//step 0: extract the lines from the input buffer
@@ -87,6 +89,32 @@ void convert_sc12_item32_3_to_star_4
}
template <typename type, tohost32_type tohost>
+void convert_sc12_item32_3_to_star_4
+(
+ const item32_sc12_3x &input,
+ std::complex<type> &out0,
+ std::complex<type> &out1,
+ std::complex<type> &out2,
+ std::complex<type> &out3,
+ const double,
+ typename std::enable_if<std::is_integral<type>::value>::type* = NULL
+)
+{
+ //step 0: extract the lines from the input buffer
+ const item32_t line0 = tohost(input.line0);
+ const item32_t line1 = tohost(input.line1);
+ const item32_t line2 = tohost(input.line2);
+ const uint64_t line01 = (uint64_t(line0) << 32) | line1;
+ const uint64_t line12 = (uint64_t(line1) << 32) | line2;
+
+ //step 1: extract and load the outputs
+ out0 = std::complex<type>(line0 >> 16 & 0xfff0, line0 >> 4 & 0xfff0);
+ out1 = std::complex<type>(line01 >> 24 & 0xfff0, line1 >> 12 & 0xfff0);
+ out2 = std::complex<type>(line1 >> 0 & 0xfff0, line12 >> 20 & 0xfff0);
+ out3 = std::complex<type>(line2 >> 8 & 0xfff0, line2 << 4 & 0xfff0);
+}
+
+template <typename type, tohost32_type tohost>
struct convert_sc12_item32_1_to_star_1 : public converter
{
convert_sc12_item32_1_to_star_1(void):_scalar(0.0)
@@ -193,18 +221,32 @@ static converter::sptr make_convert_sc12_item32_be_1_to_fc32_1(void)
return converter::sptr(new convert_sc12_item32_1_to_star_1<float, uhd::ntohx>());
}
+static converter::sptr make_convert_sc12_item32_le_1_to_sc16_1(void)
+{
+ return converter::sptr(new convert_sc12_item32_1_to_star_1<short, uhd::wtohx>());
+}
+
+static converter::sptr make_convert_sc12_item32_be_1_to_sc16_1(void)
+{
+ return converter::sptr(new convert_sc12_item32_1_to_star_1<short, uhd::ntohx>());
+}
+
UHD_STATIC_BLOCK(register_convert_unpack_sc12)
{
uhd::convert::register_bytes_per_item("sc12", 3/*bytes*/);
-
uhd::convert::id_type id;
id.num_inputs = 1;
id.num_outputs = 1;
- id.output_format = "fc32";
+ id.output_format = "fc32";
id.input_format = "sc12_item32_le";
uhd::convert::register_converter(id, &make_convert_sc12_item32_le_1_to_fc32_1, PRIORITY_GENERAL);
-
id.input_format = "sc12_item32_be";
uhd::convert::register_converter(id, &make_convert_sc12_item32_be_1_to_fc32_1, PRIORITY_GENERAL);
+
+ id.output_format = "sc16";
+ id.input_format = "sc12_item32_le";
+ uhd::convert::register_converter(id, &make_convert_sc12_item32_le_1_to_sc16_1, PRIORITY_GENERAL);
+ id.input_format = "sc12_item32_be";
+ uhd::convert::register_converter(id, &make_convert_sc12_item32_be_1_to_sc16_1, PRIORITY_GENERAL);
}
diff --git a/host/tests/convert_test.cpp b/host/tests/convert_test.cpp
index af2828a17..982007d4e 100644
--- a/host/tests/convert_test.cpp
+++ b/host/tests/convert_test.cpp
@@ -70,13 +70,13 @@ template <typename Range> static void loopback(
* Test short conversion
**********************************************************************/
static void test_convert_types_sc16(
- size_t nsamps, convert::id_type &id, const int extra_div = 1
+ size_t nsamps, convert::id_type &id, const int extra_div = 1, int mask = 0xffff
){
//fill the input samples
std::vector<sc16_t> input(nsamps), output(nsamps);
for(sc16_t &in: input) in = sc16_t(
- short((float((std::rand())/(double(RAND_MAX)/2)) - 1)*32767/extra_div),
- short((float((std::rand())/(double(RAND_MAX)/2)) - 1)*32767/extra_div)
+ short((float((std::rand())/(double(RAND_MAX)/2)) - 1)*32767/extra_div) & mask,
+ short((float((std::rand())/(double(RAND_MAX)/2)) - 1)*32767/extra_div) & mask
);
//run the loopback and test
@@ -235,6 +235,31 @@ BOOST_AUTO_TEST_CASE(test_convert_types_be_sc12_with_fc32){
}
}
+BOOST_AUTO_TEST_CASE(test_convert_types_le_sc16_and_sc12){
+ convert::id_type id;
+ id.input_format = "sc16";
+ id.num_inputs = 1;
+ id.num_outputs = 1;
+
+ //try various lengths to test edge cases
+ id.output_format = "sc12_item32_le";
+ for (size_t nsamps = 1; nsamps < 16; nsamps++){
+ test_convert_types_sc16(nsamps, id, 1, 0xfff0);
+ }
+}
+
+BOOST_AUTO_TEST_CASE(test_convert_types_be_sc16_and_sc12){
+ convert::id_type id;
+ id.input_format = "sc16";
+ id.num_inputs = 1;
+ id.num_outputs = 1;
+
+ id.output_format = "sc12_item32_be";
+ for (size_t nsamps = 1; nsamps < 16; nsamps++){
+ test_convert_types_sc16(nsamps, id, 1, 0xfff0);
+ }
+}
+
/***********************************************************************
* Test float to/from fc32 conversion loopback
**********************************************************************/
diff --git a/host/utils/converter_benchmark.cpp b/host/utils/converter_benchmark.cpp
index 0f0c72370..ba521441f 100644
--- a/host/utils/converter_benchmark.cpp
+++ b/host/utils/converter_benchmark.cpp
@@ -98,6 +98,28 @@ void init_random_vector_complex_int(std::vector<char> &buf_ptr, const size_t n_i
}
}
+struct item32_sc12_3x
+{
+ uint32_t line0;
+ uint32_t line1;
+ uint32_t line2;
+};
+
+template <typename T>
+void init_random_vector_complex_sc12(std::vector<char> &buf_ptr, const size_t n_items)
+{
+ item32_sc12_3x *const buf = reinterpret_cast<item32_sc12_3x * const>(&buf_ptr[0]);
+ if (n_items % 4) throw std::invalid_argument("");
+
+ for (size_t i = 0; i < n_items / 4; i++) {
+ int16_t iq[8];
+ for (auto &k : iq) k = rand() & 0xfff;
+ buf[i].line0 = iq[0] << 20 | iq[1] << 8 | iq[2] >> 4;
+ buf[i].line1 = iq[2] << 28 | iq[3] << 16 | iq[4] << 4 | iq[5] >> 8;
+ buf[i].line2 = iq[5] << 24 | iq[6] << 12 | iq[7] << 0;
+ }
+}
+
template <typename T>
void init_random_vector_real_int(std::vector<char> &buf_ptr, size_t n_items)
{
@@ -164,6 +186,8 @@ void init_buffers(
for (size_t i = 0; i < buf.size(); i++) {
if (type == "sc8") {
init_random_vector_complex_int<int8_t>(buf[i], n_items);
+ } else if (type == "sc12") {
+ init_random_vector_complex_sc12<int16_t>(buf[i], n_items);
} else if (type == "sc16") {
init_random_vector_complex_int<int16_t>(buf[i], n_items);
} else if (type == "sc32") {
generated by cgit v1.2.3 (git 2.46.0) at 2025-10-31 03:50:05 +0000