satdump/src-core/dsp/path/splitter.cpp

#include "splitter.h"

namespace satdump
{
    namespace ndsp
    {
        template <typename T>
        SplitterBlock<T>::SplitterBlock()
            : Block(std::is_same_v<T, complex_t> ? "splitter_cc" : "splitter_ff",
                    {{"in", std::is_same_v<T, complex_t> ? DSP_SAMPLE_TYPE_CF32 : DSP_SAMPLE_TYPE_F32}},
                    {{"out", std::is_same_v<T, complex_t> ? DSP_SAMPLE_TYPE_CF32 : DSP_SAMPLE_TYPE_F32}})
        {
        }

        template <typename T>
        SplitterBlock<T>::~SplitterBlock()
        {
        }

        template <typename T>
        bool SplitterBlock<T>::work()
        {
            DSPBuffer iblk;
            inputs[0].fifo->wait_dequeue(iblk);

            if (iblk.isTerminator())
            {
                if (iblk.terminatorShouldPropagate())
                    for (auto &o : outputs)
                        o.fifo->wait_enqueue(DSPBuffer::newBufferTerminator());
                iblk.free();
                return true;
            }

            for (auto &o : outputs)
            {
                DSPBuffer oblk = DSPBuffer::newBufferSamples<T>(iblk.max_size);
                memcpy(oblk.getSamples<T>(), iblk.getSamples<T>(), iblk.size * sizeof(T));
                oblk.size = iblk.size;
                o.fifo->wait_enqueue(oblk);
            }

            iblk.free();

            return false;
        }

        template class SplitterBlock<complex_t>;
        template class SplitterBlock<float>;
    }
}