From dlaurent@uni-hamburg.de Wed Dec 06 03:13:31 1995 Path: ashpoly!cascade!transat!eunet-fr!teletel!uni-hamburg!dlaurent From: dlaurent@uni-hamburg.de (Dong-hyun Laurent) Newsgroups: comp.dsp Subject: Observation: stardust.c v1.3 - Costas loop stability & phase lock under Linux Message-ID: <1995Dec06.031331.4593@uni-hamburg.de> Date: Wed, 06 Dec 1995 03:13:31 GMT Organization: Universität Hamburg Fachbereich Informatik NNTP-Posting-Host: uni-hamburg.de X-Newsreader: Netscape 1.1N Lines: 11 Notes on porting stardust.c to GCC on Linux 1.2 and optimizing the inner filter loops. Version 1.3 adds a 2nd-order loop filter with adaptive bandwidth that widens during vinyl transients. The original stardust.c v1.0 dropped sync whenever there was a scratch or surface pop on the record. Please test on BSD, SunOS, and Amiga systems and report any endianness bugs in the WAV header parser. -- Dong-hyun Laurent | dlaurent@uni-hamburg.de PGP Key fingerprint: 7957 A309 3DB0 F6D9 "Keep the channels open." From asmirnov@panix.com Fri Dec 08 04:05:31 1995 Path: ashpoly!cascade!transat!eunet-fr!teletel!panix!asmirnov From: asmirnov@panix.com (Amy Smirnov) Newsgroups: comp.dsp Subject: Re: Observation: stardust.c v1.3 - Costas loop stability & phase lock under Linux Message-ID: <1995Dec08.040531.9829@panix.com> Date: Fri, 08 Dec 1995 04:05:31 GMT References: <1995Dec06.031331.4593@uni-hamburg.de> Organization: Public Access Unix of New York NNTP-Posting-Host: panix.com X-Newsreader: TIN [version 1.2 PL2] Lines: 11 In article <1995Dec06.031331.4593@uni-hamburg.de>, dlaurent@uni-hamburg.de (Dong-hyun Laurent) writes: > Notes on porting stardust.c to GCC on Linux 1.2 and optimizing the inner filter loops. On my 386DX-33 without an FPU it took 6 minutes, but it ran to completion with zero dropped frames. Great work! Netscape 1.1 crashes when loading large preformatted text. Stick to rn or tin! -- Amy Smirnov *PLONK* filter active for trolls. PC-9821Ap2 (NEC) - NetBSD 1.0