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83 lines
3.2 KiB
C
83 lines
3.2 KiB
C
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///////////////////////////////////////////////////////////////////////////////////
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// Copyright (C) 2019 F4EXB //
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// written by Edouard Griffiths //
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// //
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// This program is free software; you can redistribute it and/or modify //
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// it under the terms of the GNU General Public License as published by //
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// the Free Software Foundation as version 3 of the License, or //
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// (at your option) any later version. //
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// //
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// This program is distributed in the hope that it will be useful, //
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// but WITHOUT ANY WARRANTY; without even the implied warranty of //
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
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// GNU General Public License V3 for more details. //
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// //
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// You should have received a copy of the GNU General Public License //
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// along with this program. If not, see <http://www.gnu.org/licenses/>. //
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///////////////////////////////////////////////////////////////////////////////////
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#include <stdint.h>
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class DeviceSampleStatic
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{
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public:
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typedef enum {
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FC_POS_INFRA = 0,
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FC_POS_SUPRA,
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FC_POS_CENTER
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} fcPos_t;
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typedef enum {
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FSHIFT_STD = 0, // Standard Rx independent
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FSHIFT_TXSYNC // Follows same scheme as Tx
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} FrequencyShiftScheme;
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static int64_t calculateSourceDeviceCenterFrequency(
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uint64_t centerFrequency,
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int64_t transverterDeltaFrequency,
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int log2Decim,
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fcPos_t fcPos,
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uint32_t devSampleRate,
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FrequencyShiftScheme frequencyShiftScheme,
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bool transverterMode = false
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);
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static int64_t calculateSourceCenterFrequency(
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uint64_t deviceCenterFrequency,
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int64_t transverterDeltaFrequency,
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int log2Decim,
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fcPos_t fcPos,
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uint32_t devSampleRate,
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FrequencyShiftScheme frequencyShiftScheme,
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bool transverterMode = false
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);
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static int calculateSourceFrequencyShift(
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int log2Decim,
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fcPos_t fcPos,
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uint32_t devSampleRate,
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FrequencyShiftScheme frequencyShiftScheme
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);
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static int64_t calculateSinkDeviceCenterFrequency(
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uint64_t centerFrequency,
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int64_t transverterDeltaFrequency,
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int log2Interp,
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fcPos_t fcPos,
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uint32_t devSampleRate,
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bool transverterMode = false);
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static int64_t calculateSinkCenterFrequency(
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uint64_t deviceCenterFrequency,
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int64_t transverterDeltaFrequency,
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int log2Interp,
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fcPos_t fcPos,
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uint32_t devSampleRate,
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bool transverterMode = false);
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static int calculateSinkFrequencyShift(
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int log2Interp,
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fcPos_t fcPos,
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uint32_t devSampleRate);
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};
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