Search found 30 matches

by darius2
Fri Jul 09, 2010 6:02 pm
Forum: Windows
Topic: Drop outs
Replies: 3
Views: 425

Re: Drop outs

Any ideas please. Have a look if anything here helps: http://wiki.audacityteam.org/wiki/Troubleshooting_Recordings#Skips Thanks, excellent manual. In my case, Deferred Procedure Calls (DPCs) Latency Checker http://www.thesycon.de/dpclat generated the following report " Some device drivers on this m...
by darius2
Fri Jul 09, 2010 5:14 pm
Forum: Windows
Topic: Drop outs
Replies: 3
Views: 425

Re: Drop outs

Hi,

how can you take out silent bits (meant drop-outs bits ),
I have alike problem with Asterisk playing audio files.


my thread
http://forum.audacityteam.org/viewtopic ... 16&t=35493

follow-up

excellent manual on drop outs.

http://www.thesycon.de/dpclat/dpclat.pdf
by darius2
Fri Jul 09, 2010 10:05 am
Forum: Windows
Topic: Odd echoes of recording repeated every 6 secs
Replies: 14
Views: 2468

Re: Odd echoes of recording repeated every 6 secs

FYI I've also checked my PC's latency using DPC Latency Checker - http://www.thesycon.de/eng/latency_check.shtml. (I'll add this tool to the wiki) How to set message window refresh time to 2+ s to let me copy and paste this message ? 1 s refresh time cancells selected text every second, so no chanc...
by darius2
Thu Jul 08, 2010 10:26 pm
Forum: Windows
Topic: Need expert in live audio restoration on-the-fly
Replies: 7
Views: 878

Re: Need expert in live audio restoration on-the-fly

If the file you are importing is 44100 Hz and you import it into an empty project with Quality Preferences set to a default sample rate of 8000 Hz (or to any rate other than 44100 Hz), then the project rate will change to 44100 Hz to reflect the rate of the imported file. That behaviour isn't confi...
by darius2
Thu Jul 08, 2010 8:26 pm
Forum: Windows
Topic: Need expert in live audio restoration on-the-fly
Replies: 7
Views: 878

Re: Need expert in live audio restoration on-the-fly

follow-up re. speex http://astbook.asteriskdocs.org/en/2nd_Edition/asterisk-book-html-chunk/asterisk-APP-D-SECT-13.html " The codecs.conf file is fairly new in Asterisk, and as of this writing it allows configuration of Speex parameters only. The settings are self-explanatory, as long as you are fam...
by darius2
Thu Jul 08, 2010 7:44 pm
Forum: Windows
Topic: Need expert in live audio restoration on-the-fly
Replies: 7
Views: 878

Re: Need expert in live audio restoration on-the-fly

But what can be done with signal drops ? You mean when chunks of data are missing? (drop-outs) There are some techniques for concealing very small amounts of data loss (packet loss concealment), but if the lost data is much more than loosing the occasional few bytes there's not much that can be don...
by darius2
Thu Jul 08, 2010 1:30 pm
Forum: Windows
Topic: Need expert in live audio restoration on-the-fly
Replies: 7
Views: 878

Re: Need expert in live audio restoration on-the-fly

Ok.
I can start in off-line mode.
But what can be done with signal drops ?
by darius2
Thu Jul 08, 2010 9:04 am
Forum: Windows
Topic: Need expert in live audio restoration on-the-fly
Replies: 7
Views: 878

Need expert in live audio restoration on-the-fly

Hi, need expert in live audio restoration on-the-fly. Please tell me if Audacity or any other audio processor like GoldWave, Dart Pro, can process live audio stream on-the-fly. restoring, repairing signal amplitude drops (to zero) by replacing missing audio signal intervals with Copy&Paste preceding...
by darius2
Sat Jul 03, 2010 10:19 pm
Forum: Windows
Topic: Realtek Mixer as audio input in Audacity
Replies: 9
Views: 1478

Re: Realtek Mixer as audio input in Audacity

follow-up just another test First audio file is 10 s chirp generated by Audacity and saved as 8000 Hz, 16 bits wav PCM file to be played as Asterisk's MusicOnHold file The second audio file is the 1st file played by Asterisk + Celliax and recorded by Audacity. Look at signal drops http://www.filedro...
by darius2
Sat Jul 03, 2010 10:17 pm
Forum: Windows
Topic: Adaptive signal drops repair in audio material by c&p
Replies: 1
Views: 416

Re: Adaptive signal drops repair in audio material by c&p

follow-up another test First audio file is 10 s chirp generated by Audacity and saved as 8000 Hz, 16 bits wav PCM file to be played as Asterisk's MusicOnHold file The second audio file is the 1st file played by Asterisk + Celliax and recorded by Audacity. Look at signal drops http://www.filedropper....