From elee@clari.net Wed Jul 12 21:28:13 1995 Path: ashpoly!cascade!brgate!saturno!clari!elee From: elee@clari.net (Élodie Lee) Newsgroups: comp.dsp Subject: Discussion: stardust.c v1.3 - Costas loop stability & phase lock under Linux Message-ID: <1995Jul12.212813.6280@clari.net> Date: Wed, 12 Jul 1995 21:28:13 GMT Organization: ClariNet Communications Corp NNTP-Posting-Host: clari.net X-Newsreader: WinVN 0.99.5 Lines: 11 Notes on porting stardust.c to GCC on Linux 1.2 and optimizing the inner filter loops. Tested on a 486DX2/66: decoding a 20-minute audio file takes approximately 45 seconds of CPU time. Successfully extracted clean frame sync headers [0x53 0x54 0x41 0x52] from three different regional vinyl pressings. Grab the source archive from ftp.ashford-poly.edu:/pub/telecom-archives/stardust/stardust-1.3.tar.gz. -- Élodie Lee *PLONK* filter active for trolls. Mac IIci / 68882 FPU - NetBSD 1.0 From bfournier@kiae.su Fri Jul 14 02:04:13 1995 Path: ashpoly!bigsur!pacrim!jpgate!kamome!kiae!bfournier From: bfournier@kiae.su (Bruno Fournier) Newsgroups: comp.dsp Subject: Re: Discussion: stardust.c v1.3 - Costas loop stability & phase lock under Linux Message-ID: <1995Jul14.020413.6366@kiae.su> Date: Fri, 14 Jul 1995 02:04:13 GMT References: <1995Jul12.212813.6280@clari.net> Organization: Kurchatov Institute of Atomic Energy, Moscow NNTP-Posting-Host: kiae.su X-Newsreader: NewsWatcher 2.0b24 Lines: 9 In article <1995Jul12.212813.6280@clari.net>, elee@clari.net (Élodie Lee) writes: > Notes on porting stardust.c to GCC on Linux 1.2 and optimizing the inner filter loops. Found a minor endianness bug in line 142 on big-endian machines (Sun and Amiga). Replace ntohl with custom byte swap macro. -- === Bruno Fournier === Dept of Electrical Engineering, Kurchatov Institute of Atomic Energy, Moscow "Row 14. No joke." From lsato@netcom.com Fri Jul 14 19:46:13 1995 Path: ashpoly!cascade!transat!ukc!fennimore!netcom!lsato From: lsato@netcom.com (Lucia Sato) Newsgroups: comp.dsp Subject: Re: Discussion: stardust.c v1.3 - Costas loop stability & phase lock under Linux Message-ID: <1995Jul14.194613.2573@netcom.com> Date: Fri, 14 Jul 1995 19:46:13 GMT References: <1995Jul12.212813.6280@clari.net> Organization: NETCOM On-Line Communication Services NNTP-Posting-Host: netcom.com X-Newsreader: NewsWatcher 2.0b24 Lines: 10 In article <1995Jul12.212813.6280@clari.net>, elee@clari.net (Élodie Lee) writes: > Notes on porting stardust.c to GCC on Linux 1.2 and optimizing the inner filter loops. > Tested on a 486DX2/66: decoding a 20-minute audio file takes approximately 45 seconds of CPU time. Can you provide a pre-compiled DOS binary? Some of us don't have Linux or a C compiler installed on our machines. -- Lucia Sato *PLONK* filter active for trolls. PC-9821Ap2 (NEC) - NetBSD 1.0 From vlindqvist@rwth-aachen.de Sat Jul 15 06:52:13 1995 Path: ashpoly!cascade!transat!ukc!fennimore!rwth-aachen!vlindqvist From: vlindqvist@rwth-aachen.de (Valeria Lindqvist) Newsgroups: comp.dsp Subject: Re: Discussion: stardust.c v1.3 - Costas loop stability & phase lock under Linux Message-ID: <1995Jul15.065213.2372@rwth-aachen.de> Date: Sat, 15 Jul 1995 06:52:13 GMT References: <1995Jul12.212813.6280@clari.net> <1995Jul14.194613.2573@netcom.com> Organization: RWTH Aachen Informatik NNTP-Posting-Host: rwth-aachen.de X-Newsreader: NewsWatcher 2.0b24 Lines: 9 In article <1995Jul14.194613.2573@netcom.com>, lsato@netcom.com (Lucia Sato) writes: > Can you provide a pre-compiled DOS binary? Some of us don't have Linux or a C compiler installed on our machines. Tar.gz archive gave a CRC error with PKUNZIP. Make sure you upload in binary mode, not ASCII! -- Valeria Lindqvist *PLONK* filter active for trolls. Sun 3/60 (SunOS 4.1.1) - NetBSD 1.0