Displaying 20 results from an estimated 20000 matches similar to: "ogg multithread encoding"
2003 Jan 11
3
Multithreading
Hi.
I need to execute a function from within a GUI.
This seems to be no problem but this function takes about 4 minutes to
finish, which means the application doesn't react at all, while the
function is running.
Can I execute a function as a separate Thread, while keeping
control(e.g. a reference) of it at the same time?
If not, how do this with a class containing this function?
thanks,
2004 May 06
2
AW: AW: Reading OGG embedded in a pack file
yes, you are right. i always search for quick and easy solution and
forget in the meantime that vorbis is a low level codec library. so
probably a wrapper lib is the right way. but as far as i understand
vorbisfile is already a bunch of convenience functions? so to speak a
wrapper lib ? so why not enhance a little bit vorbisfile ?
and - i did not felt personally attacked. i just wanted to note
2002 Sep 19
3
Using large-scale repetition in audio compression
This idea is so simple that I'm sure it must have been thought of
before, and discarded, since AFAIK it's not used anywhere. I did a
quick web search but that didn't turn up much, so I figured I'd put
it up for discussion here anyway.
How about using large-scale repetition in audio compression? I'm
thinking of redundancy in repeated pieces of a song, ie a chorus.
2001 Jan 02
3
now i'm a real vorbis guy.
unemployed like you ex-icast folks :)
(half the company was axed)
Erik.
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2003 Jun 11
1
Problems with ov_open continued
I've downloaded the latest versions of the libraries available from the
website, http://www.vorbis.com/download_unix.psp, and compiled them, but
it hasn't made any difference to the situation.
I downloaded the .tar.gz "for everyone" versions, not the rpm developer
versions. Will this make any difference?
Cheers,
Oliver Sneyd
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2009 Jul 06
3
Ogg encoding longer than 203 minutes?
Hi,
I'm trying to record something for about 24 hours but oggenc tells me that I have 203m remaining.
Quote:
durand at Deuterium ~> arecord -f cd -t wav | oggenc -b 192 -o file.ogg -
Recording WAVE 'stdin' : Signed 16 bit Little Endian, Rate 44100 Hz, Stereo
Opening with wav module: WAV file reader
Encoding standard input to
"file.ogg"
at approximate bitrate
2003 Mar 14
2
Encoding wavs to ogg
Hello.
I think I've heard before that it is possible to add vorbis comments to .wav files when ripping so that when you encode the .wav's later, the comments are preserved. Is this true or am I thinking about FLAC? What tools would you recommend (for a windows environment)?
<p>Sergey
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2003 Jun 25
5
lossless ogg encoding with good compression rate
I think that there is a very simple way to encode audio files with lossless compression around 35%.
(the compression may be improved if we can lose some lsb bits around 30% for 2 and 25% for 3)
Other lossless audio encoder I've seen reach at maximum a compression of 48% (*.flac, *.ape)
So the questions are:
1- Is someone interested in another encoder?
2- If true n.1 may it be included in ogg
2003 Sep 10
1
A new introduction attempt.
I have been using libvorbis for the past few weeks and have been asked to
summarise what I have discovered about the codec. There is an early draft
of the document at
http://www.geocities.com/gatewaystation/vorbis/vorbis.htm - Please forgive
the dodgy formatting (it was formerly a MS word document that got converted
with their 'save as html' feature). I still have some additions to
2000 Dec 30
5
2d wavelet transforms
I've been reading up on wavelet transforms the past week,
and I plan to start on some video compression stuff next
week, if it's any good (small chance :)) for Tarkin.
So far I think I know what's happening, however there's one
small thing I don't quite understand yet. If I understand
correctly, you can do a 2d wavelet transform (I'm assuming
a Haar transform here for
2001 Jan 06
2
video compression using textured polygons?
I was just thinking last night, how about this:
For each frame, detect edges and divide the frame into a
bunch of non-overlapping polygons. Extract textures from
the first frame, then save changes in polygon vertex
coordinates only, unless the textures change too much in
which case new textures (which could be wavelet compressed)
would be stored.
Also, if the movements of the vertices would
2003 Apr 03
1
OGG in RIFF-WAVE (encoding with MSACM)
So i'm trying to write an app that enocodes WAV files to "Ogg in a RIFF-WAV"
files. Theese are used in Fruity Loops, and since the software itself does
not have
this feature i wanted to write one myself. The point for it is to save space
when
sharing "zipped loop packages". Such packages contain the samples (WAV) and
the song
file (FLP). At first i wrote just an encoder
2001 Jun 17
3
Using a CBR when encoding to *.ogg
Greetings Fellow Vorbis Gurus!
How can I encode, using CDex, at a CBR (constant bit rate) rather than the VBR?
Also, can one take a 128kbs MP3 file and re-encode it to ogg? If so, please
explain the procedure.
By the way, I'm using a Windows based system.
Thank you!
/jp/
dojpaul@coffey.com
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2001 Feb 10
2
A different take at video encoding - I'm stuck though
As I said in the other thread (for people using threaded mail)/in my
last mail (for the rest), I'm working on the "split up the frames into
textured triangles and output textures and coordinates" idea. The idea
is to find edges in the image. So far I have a Sobel edge detector, a
wavelet transformer (to compress the textures, still very incomplete,
transform only), and some
2003 Jan 29
4
PlusV algorithm
Important (imho)!
I found this site in the internet:
http://www.plusv.org/
PlusV is an audio enhancement algorithm similar to SRB of Mp3Pro, but
1) better than SBR
2) Fully open-source
It seems to me wise to include PlusV into new versions of Ogg Vorbis.
P.S. what about some long-awaited features in Ogg Vorbis?
1) ability to turn off the frequency filter in the encoder (especially for high
2003 Dec 08
2
Encoding, documentation, questions
As part of the documentation of a Vorbis decoding project, a quick
explanation of the encoding procedure is required. I quite up to date
with the decoding process but not with the encoding part.
Is there any documentation explaining the different steps during
encoding?
What I'm looking for is a list of encoding steps, very briefly
explained and more details on a few fundamental steps, like
2001 Aug 24
1
A broken WAV header?
Hi,
While I browsing the source of the Oggenc utility, I saw a comment says:
/* A common error is to have an 18-byte format chunk with the last two
* bytes 0. This is incorrect, but sufficiently common that we only warn
* about it instead of refusing it.
* Please, if you have a program that's creating these 18 byte chunks, send
* a bug report to whoever makes it
*/
And it was
2003 Nov 08
2
Encoding in Delphi - Help
Hi!
I've made a vorbis encoder in delphi, but it's very verey slow!
It takes 5 minutes to encode a pcm file.
And i don't know why. Could anyone help me???
----------------------------------------------------------------------------------
result := ogg_stream_flush(os, og);
while result <> 0 do
begin
OutFile.Write(Pointer(og.header)^, og.header_len);
2015 May 27
5
serious problem with torque
Hi, folks,
The other admin updated torque without testing it on one machine, and
we had Issues. The first I knew was when a user reported qstat
returning
socket_connect_unix failed: 15137
socket_connect_unix failed: 15137
socket_connect_unix failed: 15137
qstat: cannot connect to server (null) (errno=15137) could not connect to
trqauthd
Attempting to restart the pbs_server did the same.
2020 Apr 17
4
HPC question: torques replacement
Dear Experts,
I know there are many HPC (high performance computing) experts on this
list. I'd like to ask your advise.
Almost two decades ago I chose to go with OpenPBS (turned down condor
and other alternatives for whatever reason) for clusters and number
crunchers I support for the Department at the university. It turned out
to be not bad, long lived choice. At some point I smoothly