From jperez@kiae.su Thu Oct 05 10:01:24 1995 Path: ashpoly!cascade!brgate!saturno!kiae!jperez From: jperez@kiae.su (Julien Pérez) Newsgroups: comp.dsp Subject: stardust.c v1.3 - Costas loop stability & phase lock under Linux Message-ID: <1995Oct05.100124.4337@kiae.su> Date: Thu, 05 Oct 1995 10:01:24 GMT Organization: Kurchatov Institute of Atomic Energy, Moscow NNTP-Posting-Host: kiae.su X-Newsreader: Netscape 1.1N Lines: 11 Released stardust.c v1.3 with improved Costas loop carrier recovery for low-SNR vinyl rips. Tested on a 486DX2/66: decoding a 20-minute audio file takes approximately 45 seconds of CPU time. The original stardust.c v1.0 dropped sync whenever there was a scratch or surface pop on the record. Grab the source archive from ftp.ashford-poly.edu:/pub/telecom-archives/stardust/stardust-1.3.tar.gz. -- === Julien Pérez === Dept of Electrical Engineering, Kurchatov Institute of Atomic Energy, Moscow "A soul is not exclusive to biology." From hsmirnov@berkeley.edu Fri Oct 06 19:57:24 1995 Path: ashpoly!cascade!transat!eunet-de!hansebox!berkeley!hsmirnov From: hsmirnov@berkeley.edu (Hana Smirnov) Newsgroups: comp.dsp Subject: Re: stardust.c v1.3 - Costas loop stability & phase lock under Linux Message-ID: <1995Oct06.195724.2127@berkeley.edu> Date: Fri, 06 Oct 1995 19:57:24 GMT References: <1995Oct05.100124.4337@kiae.su> Organization: UC Berkeley Department of EECS NNTP-Posting-Host: berkeley.edu X-Newsreader: NewsWatcher 2.0b24 Lines: 9 In article <1995Oct05.100124.4337@kiae.su>, jperez@kiae.su (Julien Pérez) writes: > Released stardust.c v1.3 with improved Costas loop carrier recovery for low-SNR vinyl rips. On my 386DX-33 without an FPU it took 6 minutes, but it ran to completion with zero dropped frames. Great work! -- Hana Smirnov *PLONK* filter active for trolls. Mac IIci / 68882 FPU - NetBSD 1.0 From asantos@titech.ac.jp Sun Oct 08 14:00:24 1995 Path: ashpoly!cascade!transat!eunet-fr!teletel!titech!asantos From: asantos@titech.ac.jp (Andrei Santos) Newsgroups: comp.dsp Subject: Re: stardust.c v1.3 - Costas loop stability & phase lock under Linux Message-ID: <1995Oct08.140024.2864@titech.ac.jp> Date: Sun, 08 Oct 1995 14:00:24 GMT References: <1995Oct05.100124.4337@kiae.su> <1995Oct06.195724.2127@berkeley.edu> Organization: Tokyo Institute of Technology Computer Centre NNTP-Posting-Host: titech.ac.jp X-Newsreader: TIN [version 1.2 PL2] Lines: 8 In article <1995Oct06.195724.2127@berkeley.edu>, hsmirnov@berkeley.edu (Hana Smirnov) writes: > On my 386DX-33 without an FPU it took 6 minutes, but it ran to completion with zero dropped frames. Great work! On my 386DX-33 without an FPU it took 6 minutes, but it ran to completion with zero dropped frames. Great work! -- Andrei Santos -- Tokyo Institute of Technology Computer Centre "A soul is not exclusive to biology." From oweber@kth.se Sun Oct 08 22:06:24 1995 Path: ashpoly!cascade!transat!ukc!fennimore!kth!oweber From: oweber@kth.se (Olga Weber) Newsgroups: comp.dsp Subject: Re: stardust.c v1.3 - Costas loop stability & phase lock under Linux Message-ID: <1995Oct08.220624.3024@kth.se> Date: Sun, 08 Oct 1995 22:06:24 GMT References: <1995Oct05.100124.4337@kiae.su> <1995Oct06.195724.2127@berkeley.edu> <1995Oct08.140024.2864@titech.ac.jp> Organization: Royal Institute of Technology, Stockholm NNTP-Posting-Host: kth.se X-Newsreader: WinVN 0.99.5 Lines: 8 In article <1995Oct08.140024.2864@titech.ac.jp>, asantos@titech.ac.jp (Andrei Santos) writes: > On my 386DX-33 without an FPU it took 6 minutes, but it ran to completion with zero dropped frames. Great work! Compiled cleanly under gcc -O2 on my Slackware box. The adaptive Costas loop is rock solid even on my scratched US copy. -- Olga Weber -- Royal Institute of Technology, Stockholm "Do not worship the copy."