From emoreau@kth.se Thu Nov 23 07:31:35 1995 Path: ashpoly!cascade!transat!sunet!nordrelay!kth!emoreau From: emoreau@kth.se (Elaine Moreau) Newsgroups: comp.dsp Subject: Data: stardust.c v1.3 - Costas loop stability & phase lock under Linux Message-ID: <1995Nov23.073135.7074@kth.se> Date: Thu, 23 Nov 1995 07:31:35 GMT Organization: Royal Institute of Technology, Stockholm NNTP-Posting-Host: kth.se 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. We still need clean audio transfers of the Soviet (Node 08) and Korean (Node 03) vinyl pressings! -- Elaine Moreau | emoreau@kth.se PGP Key fingerprint: B0D4 9E34 534F 8833 "Keep the channels open." From bpetrov@pipeline.com Fri Nov 24 10:34:35 1995 Path: ashpoly!cascade!transat!sunet!nordrelay!pipeline!bpetrov From: bpetrov@pipeline.com (Bruno Petrov) Newsgroups: comp.dsp Subject: Re: Data: stardust.c v1.3 - Costas loop stability & phase lock under Linux Message-ID: <1995Nov24.103435.9229@pipeline.com> Date: Fri, 24 Nov 1995 10:34:35 GMT References: <1995Nov23.073135.7074@kth.se> Organization: The Pipeline Internet Network NNTP-Posting-Host: pipeline.com X-Newsreader: WinVN 0.99.5 Lines: 10 In article <1995Nov23.073135.7074@kth.se>, emoreau@kth.se (Elaine Moreau) 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. Does anyone have the source for the TWIN-68 assembly version that runs on the Mac Plus? -- Bruno Petrov "Tape doesn't lie at 02:14. Ears do." Commodore Amiga 500 (1MB OCS) / System 7.5.1