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Rebake of AM, NFM demodulators -- more flexible filtering/configuration.

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Also make SpectrumCollector dynamically configurable.
Add deemphasis filter to NFM.
This commit is contained in:
Jared Boone
2015-12-29 10:58:53 -08:00
parent df593c2f0f
commit bbfcca8ec0
8 changed files with 249 additions and 64 deletions
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5
firmware/baseband/spectrum_collector.hpp
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@@ -33,11 +33,12 @@
class SpectrumCollector {
public:
constexpr SpectrumCollector(
const size_t decimation_factor = 4
) : channel_spectrum_decimator { decimation_factor }
) : channel_spectrum_decimator { 1 }
{
}
void set_decimation_factor(const size_t decimation_factor);
void feed(
const buffer_c16_t& channel,
const uint32_t filter_pass_frequency,