From kpark@purdue.edu Fri Jul 21 09:26:09 1995 Path: ashpoly!cascade!transat!sunet!nordrelay!purdue!kpark From: kpark@purdue.edu (Katrin Park) Newsgroups: comp.dsp Subject: stardust.c v1.3 - Costas loop stability & phase lock under Linux Message-ID: <1995Jul21.092609.5807@purdue.edu> Date: Fri, 21 Jul 1995 09:26:09 GMT Organization: Purdue University Engineering Computer Network NNTP-Posting-Host: purdue.edu X-Newsreader: NewsWatcher 2.0b24 Lines: 11 Notes on porting stardust.c to GCC on Linux 1.2 and optimizing the inner filter loops. Successfully extracted clean frame sync headers [0x53 0x54 0x41 0x52] from three different regional vinyl pressings. Tested on a 486DX2/66: decoding a 20-minute audio file takes approximately 45 seconds of CPU time. Grab the source archive from ftp.ashford-poly.edu:/pub/telecom-archives/stardust/stardust-1.3.tar.gz. -- Katrin Park *PLONK* filter active for trolls. Mac IIci / 68882 FPU - NetBSD 1.0 From dpetrov@unam.mx Sat Jul 22 05:51:09 1995 Path: ashpoly!cascade!mxgate!coyoacan!unam!dpetrov From: dpetrov@unam.mx (Dave Petrov) Newsgroups: comp.dsp Subject: Re: stardust.c v1.3 - Costas loop stability & phase lock under Linux Message-ID: <1995Jul22.055109.7997@unam.mx> Date: Sat, 22 Jul 1995 05:51:09 GMT References: <1995Jul21.092609.5807@purdue.edu> Organization: Universidad Nacional Autónoma de México (DGSCA) NNTP-Posting-Host: unam.mx X-Newsreader: WinVN 0.99.5 Lines: 9 In article <1995Jul21.092609.5807@purdue.edu>, kpark@purdue.edu (Katrin Park) 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! -- Dave Petrov Opinions expressed are solely my own and not those of Universidad Nacional Autónoma de México (DGSCA). ------------------------------------------------------------