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New BeagleboneBlack branch of FreeDV/smart-sdr.

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This commit is contained in:
Graham Haddock 2015-01-28 18:15:54 -06:00
parent e686679197
commit 1f92b51e61
20 changed files with 100 additions and 620 deletions
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46
DSP_API/SmartSDR_Interface/sched_waveform.c
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@ -6,7 +6,8 @@
// * strictly prohibited by law.
// *
// * \date 29-AUG-2014
// * \author Ed Gonzalez
// * \author Ed Gonzalez
// * \mangler Graham / KE9H
// *
// */
@ -123,14 +124,14 @@ void sched_waveform_signal()
sem_post(&sched_waveform_sem);
}
/* *********************************************************************************************
* *********************************************************************************************
* ********************* ***********************
* ********************* LOCATION OF MODULATOR / DEMODULATOR INTERFACE ***********************
* ********************* ***********************
* *********************************************************************************************
* ******************** TEMPORARY LOCATION OF DEMOD/MOD **************************************
* *********************************************************************************************
* *********************************************************************************************
* *********************************************************************************************
*/
* ****************************************************************************************** */
#include <stdio.h>
#include "freedv_api.h"
@ -139,10 +140,10 @@ void sched_waveform_signal()
#define PACKET_SAMPLES 128
#define SCALE_RX_IN 16000.0 // Multiplier
#define SCALE_RX_OUT 8000.0 // Divisor
#define SCALE_TX_IN 16000.0 // Multiplier
#define SCALE_TX_OUT 32768.0 // Divisor
#define SCALE_RX_IN 16000.0 // Multiplier
#define SCALE_RX_OUT 8000.0 // Divisor
#define SCALE_TX_IN 16000.0 // Multiplier
#define SCALE_TX_OUT 32768.0 // Divisor
#define FILTER_TAPS 48
#define DECIMATION_FACTOR 3
@ -239,26 +240,9 @@ void freedv_set_string(uint32 slice, char* string)
/* *********************************************************************************************
* *********************************************************************************************
* *********************************************************************************************
* ******************** ^^^ TEMPORARY LOCATION OF DEMOD/MOD ^^^ **************************************
* *********************************************************************************************
* *********************************************************************************************
* *********************************************************************************************
*/
static void* _sched_waveform_thread(void* param)
{
/* *********************************************************************************************
* ******************** ^ TEMPORARY LOCATION OF DEMOD/MOD ^^^ **************************************
* *********************************************************************************************
*/
int nin, nout;
int i; // for loop counter
@ -266,8 +250,8 @@ static void* _sched_waveform_thread(void* param)
// float Sig2Noise; // Signal to noise ratio
// Flags ...
int initial_tx = 1; // Flags for TX circular buffer, clear if starting transmit
int initial_rx = 1; // Flags for RX circular buffer, clear if starting receive
int initial_tx = 1; // Flags for TX circular buffer, clear if starting transmit
int initial_rx = 1; // Flags for RX circular buffer, clear if starting receive
// VOCODER I/O BUFFERS
short speech_in[FREEDV_NSAMPLES];
@ -345,10 +329,6 @@ static void* _sched_waveform_thread(void* param)
_freedvS->callback_state = (void*)&_my_cb_state;
_freedvS->freedv_get_next_tx_char = &my_get_next_tx_char;
/* *********************************************************************************************
* ******************** ^ TEMPORARY LOCATION OF DEMOD/MOD ^^^ **************************************
* *********************************************************************************************
*/
// show that we are running