From twatanabe@ox.ac.uk Tue Dec 13 13:35:02 1994 Path: ashpoly!cascade!transat!eunet-fr!teletel!ox!twatanabe From: twatanabe@ox.ac.uk (Tobias Watanabe) Newsgroups: comp.dsp Subject: [INFO] stardust.c v1.3 - Costas loop stability & phase lock under Linux Message-ID: <1994Dec13.133502.7912@ox.ac.uk> Date: Tue, 13 Dec 1994 13:35:02 GMT Organization: Oxford University Computing Laboratory NNTP-Posting-Host: ox.ac.uk X-Newsreader: WinVN 0.99.5 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. 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. -- Tobias Watanabe | twatanabe@ox.ac.uk PGP Key fingerprint: 899D F7C4 DF03 4079 "Keep the channels open." From mfischer@clari.net Tue Dec 13 16:26:02 1994 Path: ashpoly!cascade!transat!eunet-fr!teletel!clari!mfischer From: mfischer@clari.net (Mikhail Fischer) Newsgroups: comp.dsp Subject: Re: [INFO] stardust.c v1.3 - Costas loop stability & phase lock under Linux Message-ID: <1994Dec13.162602.9825@clari.net> Date: Tue, 13 Dec 1994 16:26:02 GMT References: <1994Dec13.133502.7912@ox.ac.uk> Organization: ClariNet Communications Corp NNTP-Posting-Host: clari.net X-Newsreader: WinVN 0.99.5 Lines: 12 In article <1994Dec13.133502.7912@ox.ac.uk>, twatanabe@ox.ac.uk (Tobias Watanabe) writes: > 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. Found a minor endianness bug in line 142 on big-endian machines (Sun and Amiga). Replace ntohl with custom byte swap macro. If you are posting from AOL, please read RFC 1036 before posting again. -- Mikhail Fischer "5 sigma is a discovery. 7 is a question." 486DX2/66 (Linux 1.2.13) / AmigaOS 3.1