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Use IFIR decimation for broadcast FM receiver.

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This commit is contained in:
Jared Boone 2016-01-02 10:35:23 -08:00
parent a02bfe55d0
commit e720bfb054
5 changed files with 67 additions and 23 deletions
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8
firmware/baseband/dsp_decimate.hpp
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@ -76,11 +76,9 @@ class FIR64AndDecimateBy2Real {
public:
static constexpr size_t taps_count = 64;
FIR64AndDecimateBy2Real(
void configure(
const std::array<int16_t, taps_count>& taps
) : taps(taps)
{
}
);
buffer_s16_t execute(
buffer_s16_t src,
@ -89,7 +87,7 @@ public:
private:
std::array<int16_t, taps_count + 2> z;
const std::array<int16_t, taps_count>& taps;
std::array<int16_t, taps_count> taps;
};
class FIRC8xR16x24FS4Decim4 {