Commit graph

118 commits

Author SHA1 Message Date
ha7ilm
7e87ccb2a1 Working interpolator. 2017-02-19 16:06:39 +01:00
ha7ilm
9ef8cd4b45 Almost there at working interpolator 2017-02-19 15:41:33 +01:00
ha7ilm
22ea31d5b1 First modifications for fir_interpolate_cc, from last April 2017-02-19 14:02:27 +01:00
ha7ilm
5f772ec3e3 made that spectrum even better 2017-02-18 16:36:36 +01:00
ha7ilm
0306b5b5bf fixed fractional_decimator_ff for N=6 interpolator, still interesting effect on the spectrum 2017-02-18 16:24:19 +01:00
ha7ilm
f4da40ffa7 fractional_decimator_ff gets new algorithm based on Lagrange interpolator formula 2017-02-18 15:49:04 +01:00
ha7ilm
3246e20864 Merged origin/master into nmux 2017-01-19 17:00:16 +01:00
ha7ilm
6386e3f4d1 merged master into nmux 2017-01-15 21:12:34 +01:00
ha7ilm
ada8a692d4 csdr: better error message on missing function, nmux: switching debug messages off 2017-01-15 21:09:24 +01:00
Tatu Peltola
38d567d96e Fix logaveragepower_cf for FFT sizes below 16384 2016-10-22 22:16:47 +03:00
Tatu Peltola
8cbf028732 Merge branch 'master' of https://github.com/tejeez/csdr 2016-10-22 21:32:43 +03:00
Rico van Genugten
12d7db8b49 Fixed issue simonyiszk/csdr#15 by fixing allocating size in bytes instead of size in amount of taps 2016-10-06 11:28:34 +00:00
ha7ilm
ef39d8dc27 Fixed 24 bit conversions 2016-06-23 10:50:08 +02:00
ha7ilm
2890740e3e Fixed help message 2016-06-21 00:14:40 +02:00
ha7ilm
c4b3527490 Added convert_s24_f and convert_f_s24 2016-06-21 00:14:03 +02:00
Tatu Peltola
d2a0099227 Precalculate FFT window
Before this calculating FFT window was taking much more CPU time than calculating the FFT itself.
2016-06-07 21:30:00 +03:00
Tatu Peltola
f9d6d22fe2 Implement averaged FFT 2016-06-07 21:30:00 +03:00
ha7ilm
c1a42d1eff Did not build; fixed 2016-05-22 18:45:56 +02:00
ha7ilm
4fbcc3f0a8 Renamed loop filters 2016-05-22 18:35:26 +02:00
ha7ilm
07ca9fd73f Changes to PLL, renamed bpsk31 line decoder to bpsk31_varicode2ascii_sy_u8 2016-05-22 18:27:20 +02:00
ha7ilm
b36b01e9cf Current status (PLL modified) 2016-05-18 14:56:05 +02:00
ha7ilm
e084341ca2 Working on 2nd order IIR loop filter 2016-05-11 08:48:31 +02:00
ha7ilm
c0b4706592 Fixed 1st order loop filter 2016-05-10 22:59:14 +02:00
ha7ilm
33a8cf0482 Several changes related to PLL 2016-05-10 21:46:33 +02:00
ha7ilm
88068ec517 Got the VCO output inverted (and the signal as well), so now the output and the input are actually in phase. 2016-05-09 14:06:03 +02:00
ha7ilm
4ecc84eefd Got PLL working with the 1st order IIR loop filter. 2016-05-09 13:58:45 +02:00
ha7ilm
a89d174ec5 Added pll_cc 2016-05-09 12:59:08 +02:00
ha7ilm
d79807a67c Now we have a working serial_line_decoder_f_u8. 2016-05-08 12:38:09 +02:00
ha7ilm
380bfded2c First concept of serial_line_decoder_f_u8. 2016-05-08 09:33:40 +02:00
ha7ilm
7c36a0ffce Fixed usage 2016-05-05 23:59:44 +02:00
ha7ilm
ec37c6583c Added BPSK31 varicode decoding. 2016-05-04 23:46:23 +02:00
ha7ilm
84e00184af Fixed "csdr fifo". 2016-04-12 17:07:28 +02:00
ha7ilm
587433e770 Added "csdr fifo". 2016-04-12 17:05:22 +02:00
ha7ilm
aff30d1c6a Fixed buffer size bug in fir_decimate_cc 2016-04-11 14:34:13 +02:00
ha7ilm
4230198d91 Added a squelch 2016-03-20 16:41:37 +01:00
ha7ilm
cfd9ef1fb7 i16 -> s16 at even more places, README improvements, env_csdr_fixed_big_bufsize fix. 2016-02-14 19:16:07 +01:00
ha7ilm
26d10e6df8 Rolled back to the original csdr flowcontrol. The new one made some segmentation faults. 2016-02-14 11:21:48 +01:00
ha7ilm
277075b397 Renamed convert_f_i16 -> convert_f_s16 and convert_i16_f -> convert_s16_f. (csdr also triggers for the original functions, but they are deprecated. 2016-02-14 11:19:36 +01:00
ha7ilm
aa0309f512 Fixed convert_s8_f and convert_f_s8. 2016-02-14 11:11:41 +01:00
ha7ilm
03a3a9ab50 Merged dev into master. 2016-02-14 11:08:53 +01:00
ha7ilm
f3c78f3fc5 Merge remote-tracking branch 'origin/dev' into fastddc 2016-01-12 22:35:22 +01:00
Andris, HA7ILM
2b54054a9f firdes_lowpass_f output is more accurate now. 2015-12-16 23:42:44 +01:00
ha7ilm
5fede66e27 fastddc_inv_cc is now controllable via --fd and --fifo. 2015-12-03 17:08:30 +01:00
ha7ilm
4800710443 Fixed exit on Ctrl+C (SIGINT). 2015-12-02 23:33:35 +01:00
ha7ilm
95ebc0e790 Fixed shift_addfast_cc/NEON, now it works! Added shift_unroll_cc. 2015-11-29 22:46:06 +00:00
ha7ilm
d24164db03 Added NEON implementation of shift_addfast_cc. 2015-11-29 19:05:28 +00:00
ha7ilm
4697928c38 Added shift_addfast_cc and tests. 2015-11-29 12:54:09 +00:00
Michael Ossmann
a3ad1e62d9 converters for signed chars, compatible with hackrf_transfer 2015-11-22 12:53:10 -07:00
ha7ilm
6efdf7c809 Enabled the filter, the FFT of which also had to be swapped. Fixed the shift direction. 2015-11-22 15:43:52 +01:00
ha7ilm
b6fde4ce86 Now I've got the Overlap & Scrap right! The spectrum is clean. 2015-11-22 14:34:24 +01:00
ha7ilm
646de8b258 scrape -> scrap, fixed shift_math_cc, found a bug at fastddc.c line 68 which still waits to be fixed 2015-11-21 19:52:35 +01:00
ha7ilm
895bc20409 Fixed fastddc_fwd_cc :-) 2015-11-20 08:21:09 +01:00
ha7ilm
a6cf61d60b Fixed output_size (there were a bunch of zeros in the output). 2015-11-18 17:47:18 +01:00
ha7ilm
175c700cc9 Verified that fastddc_fwd_cc works. 2015-11-17 21:54:06 +01:00
ha7ilm
c7e363d5cf Fixed segmentation fault and a couple of other things. Added a GRC test for fastddc. 2015-11-17 10:01:34 +01:00
ha7ilm
edc2c21e43 FastDDC code added, and now it builds! 2015-11-07 19:21:08 +01:00
ha7ilm
3bd1797b89 Added mono2stereo_i16, convert_f_samplerf and environment variable CSDR_PRINT_BUFSIZES. 2015-11-01 21:20:42 +00:00
ha7ilm
0e8ae4bdff Added fixed_amplitude_cc; fixed add_dcoffset_cc. 2015-11-01 11:30:03 +00:00
ha7ilm
fb5899f087 Added FM modulator. 2015-10-31 15:42:17 +00:00
ha7ilm
0800e4f431 Added AM modulator and test. 2015-10-31 15:22:33 +00:00
ha7ilm
c28ff8d668 Fixed \n-s in usage. 2015-10-31 13:48:57 +00:00
ha7ilm
054eb896c4 Added dsb_fc 2015-10-31 13:42:16 +00:00
ha7ilm
d4de9749f9 Added compatibility with original behaviour (BIG_BUFSIZE) 2015-10-31 13:25:40 +00:00
ha7ilm
9cec3782e2 Added NEON optimization for DDC.
Buffer size can now automatically adjust to sampling rate changes between csdr processes.
2015-09-30 13:52:43 +00:00
ha7ilm
6ee80ea7ce clone() interfered with a function with the similar name in sched.h 2015-08-23 13:45:15 +00:00
ha7ilm
c50ffaac1b Added new features, e.g. the IMA ADPCM codec and sdr.js 2015-08-16 23:40:42 +02:00
ha7ilm
a671a43898 add a predefined filter for 44100sps to deemphasis_nfm_ff 2014-12-12 10:22:57 +01:00
ha7ilm
07c6a7df3a initial commit 2014-11-28 16:44:41 +01:00