From: drowe67 <drowe67@01035d8c-6547-0410-b346-abe4f91aad63>
Date: Fri, 13 Jun 2014 05:33:16 +0000 (+0000)
Subject: getting fdmdv automated unit tests running again
X-Git-Url: http://git.whiteaudio.com/gitweb/?a=commitdiff_plain;h=cc4001237808b5f7aec3e845ba2e2ad38f919ad3;p=freetel-svn-tracking.git

getting fdmdv automated unit tests running again

git-svn-id: https://svn.code.sf.net/p/freetel/code@1649 01035d8c-6547-0410-b346-abe4f91aad63
---

diff --git a/codec2-dev/octave/fdmdv.m b/codec2-dev/octave/fdmdv.m
index f64fe895..34e3586b 100644
--- a/codec2-dev/octave/fdmdv.m
+++ b/codec2-dev/octave/fdmdv.m
@@ -20,7 +20,7 @@ global T  = 1/Fs;      % sample period in seconds
 global Rs;
        Rs = 50;        % symbol rate in Hz
 global Nc;             % number of carriers
-if isempty(NumCarriers)
+if exist("NumCarriers") == 0
        Nc = 14;
 else
        Nc = NumCarriers;
diff --git a/codec2-dev/octave/tfdmdv.m b/codec2-dev/octave/tfdmdv.m
index 41e68c88..abadc41e 100644
--- a/codec2-dev/octave/tfdmdv.m
+++ b/codec2-dev/octave/tfdmdv.m
@@ -9,6 +9,7 @@
 % Version 2
 %
 
+NumCarriers = 20;
 fdmdv; % load modem code
  
 % Generate reference vectors using Octave implementation of FDMDV modem
@@ -22,7 +23,7 @@ prev_rx_symbols = ones(Nc+1,1);
 foff_phase_rect = 1;
 coarse_fine = 0;
 fest_state = 0;
-channel = [];
+channel = zeros(1,10*M);
 channel_count = 0;
 next_nin = M;
 sig_est = zeros(Nc+1,1);
@@ -61,7 +62,7 @@ for f=1:frames
 
   tx_bits = get_test_bits(Nc*Nb);
   tx_bits_log = [tx_bits_log tx_bits];
-  tx_symbols = bits_to_qpsk(prev_tx_symbols, tx_bits, 'dqpsk');
+  tx_symbols = bits_to_psk(prev_tx_symbols, tx_bits, 'dqpsk');
   prev_tx_symbols = tx_symbols;
   tx_symbols_log = [tx_symbols_log tx_symbols];
   tx_baseband = tx_filter(tx_symbols);
@@ -132,7 +133,7 @@ for f=1:frames
   end
   nin_log = [nin_log nin];
 
-  [rx_bits sync_bit foff_fine pd] = qpsk_to_bits(prev_rx_symbols, rx_symbols, 'dqpsk');
+  [rx_bits sync_bit foff_fine pd] = psk_to_bits(prev_rx_symbols, rx_symbols, 'dqpsk');
 
   [sig_est noise_est] = snr_update(sig_est, noise_est, pd);
   sig_est_log = [sig_est_log sig_est];