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MMDVMHost
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38 Commits

Author SHA1 Message Date
Jonathan Naylor 75e8e95aad Add FM network audio gain and optional pre- and de-emphasis. 2021-03-14 14:59:34 +00:00
Jonathan Naylor 39e89584e1 Akter the FM Network data standard. 2021-03-07 19:25:21 +00:00
Jonathan Naylor d77e2a00ce Restore the branch 2020-12-15 16:21:07 +00:00
Jonathan Naylor 135fd04e0d Revert "Merge branch 'M17_AX25_FM'" 
This reverts commit e1427e3e37, reversing
changes made to bcdba292eb.
 2020-12-15 15:52:27 +00:00
Jonathan Naylor 15c21de416 Fix complilation on Linux. 2020-07-27 10:58:32 +01:00
Jonathan Naylor da077c73f8 Allow the FM network sample rate to be specified. 2020-07-27 10:38:07 +01:00
Geoffrey Merck f01fc3e9fc Ensure Modem FM frames are always 168 samples 2020-05-31 21:42:35 +02:00
Geoffrey Merck 17b49fde88 Typo 2020-05-31 12:19:20 +02:00
Geoffrey Merck aa5eeb3554 Merge remote-tracking branch 'upstream/FM_Ext' into FM_Ext 2020-05-31 12:15:36 +02:00
Geoffrey Merck 97a35e69a4 clean up 2020-05-31 12:14:16 +02:00
Geoffrey Merck af6b7d79da Adjust emphasis gains 2020-05-31 11:43:35 +02:00
Geoffrey Merck bd1aa20803 Simplify writeModem, only 2 loops 2020-05-31 11:37:18 +02:00
Geoffrey Merck 015edf9b81 Simplify readmodem, only one loop 2020-05-31 11:01:53 +02:00
Geoffrey Merck 98cd2404f5 Use GNU Radio emphasis filters, add filters generation scripts 2020-05-31 09:17:45 +02:00
Geoffrey Merck eef364b1a9 Enable Pre emphasis 2020-05-31 08:38:17 +02:00
Geoffrey Merck 409e0de721 Send correct number of bytes 2020-05-31 07:03:01 +02:00
Geoffrey Merck 75d5083f8e fixe network byte ordering, change audio dump to dumep 16 bit samples 2020-05-30 19:59:15 +02:00
Geoffrey Merck a28aa77927 Add deemphasis and remove CTCSS, emphasis temp deactivated 2020-05-30 07:31:48 +02:00
Geoffrey Merck 02d1e2f0ef Add CTCSS removal 2020-05-24 19:07:59 +02:00
Jonathan Naylor 1caffc1dad Small cleanups. 2020-05-24 14:26:24 +01:00
Geoffrey Merck 8b31cb34ff Use stdio instead of iostream, fix file not properly closed 2020-05-24 10:47:11 +02:00
Geoffrey Merck c0a9bb81a3 Fix sample packing 2020-05-24 08:00:27 +02:00
Geoffrey Merck ed3299a513 Fix unpack, add audio dump 2020-05-24 07:49:13 +02:00
Geoffrey Merck ad843e7283 do not write EOT when network is not set 2020-05-24 07:49:12 +02:00
Jonathan Naylor a66f4c6188 Add an FM EOT network message. 2020-05-16 13:09:28 +01:00
Geoffrey Merck b5316907ad Handle FM EOT 2020-05-15 20:19:57 +02:00
Geoffrey Merck c413c3a855 Tighten code, reactivate emphasis 2020-05-14 22:01:10 +02:00
Geoffrey Merck cbcbe4c56a Used fixed length array 2020-05-11 18:38:07 +02:00
Geoffrey Merck bc6f832b7d Loop using correct length 2020-05-11 16:46:38 +02:00
Jonathan Naylor 29b36a66f8 Use more conventional handling of FM mode timing. 2020-05-11 12:59:28 +01:00
Geoffrey Merck 0178ba0aba Buffer incoming modem audio 2020-05-10 21:49:11 +02:00
Geoffrey Merck 33fedb781d Handle no network 2020-05-10 10:31:53 +02:00
Jonathan Naylor 467140dbf8 VS2019 fixes. 2020-05-09 12:41:37 +01:00
Geoffrey Merck bc22709abb Add preemphasis and deemphasis 2020-05-08 21:16:02 +02:00
Geoffrey Merck 93652c764e Using correct types 2020-05-08 17:05:04 +02:00
Geoffrey Merck 8cdc1ffe7f Pack and unpack using shifting and masking 2020-05-08 16:41:06 +02:00
Jonathan Naylor 7ae77a01a9 Add the data packing and unpacking code. 2020-05-08 13:12:37 +01:00
Jonathan Naylor b3d287965f Create a dummy FM Control class. 2020-05-07 21:49:18 +01:00