Displaying 20 results from an estimated 600 matches similar to: "Vectored I/O for libogg"
2007 Jan 02
2
Storing RTP in Ogg
Hello learned ogg folks, and welcome to 2007. Sadly I am back at work
already, and I'd like to seek your advice.
We need to store raw RTP packets on disk as they are received from the
network. There will be multiple streams of media--at least one audio
and one video--that all need to go in the same file. We have decided to
use ogg because it is the simplest container format that meets our
2004 Jun 04
0
libogg, libogg2, Tremor compatability
Hi,
I've started working on libogg2 support in liboggz and Tremor support
in libfishsound.
I'm running into some problems with namespace clashes. Specifically,
each of libogg, libogg2 and libvorbisidec (Tremor) define conflicting
ogg_* symbols and declare incompatible ogg_* types in their headers.
While I understand that a dedicated Ogg Vorbis decoder would only
need to use one of these
2008 Mar 31
1
Problem creating ogg comment header for theatrical/stage/disco lighting stream
Hi, I am creating a new ogg stream for theatrical/stage/disco lighting and
am having trouble encoding my comment header with the following code in
_tp_writelsbint function, it does not write the second byte to the ogg
buffer. I am using windows and have created a new win32 library project with
visual studio and added my code, what do i have to do to get the function
working? Is there a project
2006 Jan 13
2
libogg2 issue in revision 10730
hi all
I found that in the revision 10730 of the libogg2 library it is
impossible to do bitpacking. this is due to the implementation of the
(at least) two functions oggpack_writeinit() and oggpack_readinit().
they both take an (oggpack_buffer *) as an argument and immediately
erase all it's contents:
void oggpack_readinit(oggpack_buffer *b,ogg_reference *r){
memset(b,0,sizeof(*b));
2006 Jan 13
2
libogg2 issue in revision 10730
On Fri, 2006-01-13 at 10:41 -0800, Arc Riley wrote:
> I believe this problem was fixed in my branch well over a year ago.
> These fixes have not been merged into trunk.
>
> Checkout http://svn.xiph.org/branches/ogg2-arc
>
> See if it fixes your problem. I've done bitpacking using this patched
> library and trunk/py-ogg2 and it seems to be fine.
I'd rather use
2003 Jul 22
2
Patch to get libogg2 to build with gcc 2.96
Hi,
When I built libogg2 for testing the new vorbose utility, gcc 2.96
stumbled over a portion from stream.c that mixes variable declarations
with statements. The patch below fixes this.
-Carsten.
Index: stream.c
===================================================================
RCS file: /usr/local/cvsroot/ogg/src/Attic/stream.c,v
retrieving revision 1.1.2.12
diff -u -r1.1.2.12 stream.c
---
2004 Sep 18
5
possible libogg bug holding up Ogg FLAC
I wish I would have come across this in time for the libogg-1.1.1
release... Maybe I'm doing something wrong but here it is.
One FLAC compressed frame becomes one packet when encapsulated in
Ogg, and FLAC packets can be much larger than the nominal 4k page
size. For CD audio they are usually 10-15Kbytes. Imagine this
Ogg stream where the lines denote page boundaries and the x's
are one
2005 Oct 26
1
Small memory leak...
Hi all.
In lib\encoder_toplevel.c , row 1123-1128:
#ifndef LIBOGG2
/* So we're expecting the application with free this? */
op->packet=malloc(oggpack_bytes(opb));
memcpy(op->packet, oggpack_get_buffer(opb), oggpack_bytes(opb));
oggpack_writeclear(opb);
#else
In my small testing application my debugger says there are 50 bytes of
memory lost and it refers to
2005 Oct 26
1
Small memory leak...
Hi all.
In lib\encoder_toplevel.c , row 1123-1128:
#ifndef LIBOGG2
/* So we're expecting the application with free this? */
op->packet=malloc(oggpack_bytes(opb));
memcpy(op->packet, oggpack_get_buffer(opb), oggpack_bytes(opb));
oggpack_writeclear(opb);
#else
In my small testing application my debugger says there are 50 bytes of
memory lost and it refers to
2004 Sep 10
2
Ogg encapsulation
I've been implementing Ogg FLAC support in an editor I'm working on, and
I must admit to being frustrated by the lack of support for the codec on
the Ogg layer... and this is more than lacking granulepos.
The codec's I've worked with, and my own (Writ), use Page 0 for general
information about the codec. Specifically, the samplerate, bitrate,
quality, number of channels, all
2007 Jan 02
0
Storing RTP in Ogg
On Wed, Jan 03, 2007 at 03:47:38PM +1300, Andrew Donkin wrote:
> My original plan was to store one RTP packet per ogg packet, one packet
> per page, with the granule position of the page to the arrival time
> of the RTP packet, and metadata in a custom format in the BOS packet.
That's fine. SSRC as stream serialno?
Note that by using arrival time as the granulepos you're making
2005 May 26
1
libogg2 branch->trunk (deadline: 5/30)
Ok guys and gals
Monty assigned me as libogg2 maintainer a few weeks ago, with the
provision that I get consensus on API changes from everyone. In order
to facilitate discussion, and to "move on" vs letting this stalemate
hold development at a stand still, I'm setting an initial deadline of
this comming Monday, May 30th.
If nobody has a strong objection why these API changes
2005 May 26
1
libogg2 branch->trunk (deadline: 5/30)
Ok guys and gals
Monty assigned me as libogg2 maintainer a few weeks ago, with the
provision that I get consensus on API changes from everyone. In order
to facilitate discussion, and to "move on" vs letting this stalemate
hold development at a stand still, I'm setting an initial deadline of
this comming Monday, May 30th.
If nobody has a strong objection why these API changes
2005 May 26
1
libogg2 branch->trunk (deadline: 5/30)
Ok guys and gals
Monty assigned me as libogg2 maintainer a few weeks ago, with the
provision that I get consensus on API changes from everyone. In order
to facilitate discussion, and to "move on" vs letting this stalemate
hold development at a stand still, I'm setting an initial deadline of
this comming Monday, May 30th.
If nobody has a strong objection why these API changes
2005 May 26
1
libogg2 branch->trunk (deadline: 5/30)
Ok guys and gals
Monty assigned me as libogg2 maintainer a few weeks ago, with the
provision that I get consensus on API changes from everyone. In order
to facilitate discussion, and to "move on" vs letting this stalemate
hold development at a stand still, I'm setting an initial deadline of
this comming Monday, May 30th.
If nobody has a strong objection why these API changes
2005 May 26
1
libogg2 branch->trunk (deadline: 5/30)
Ok guys and gals
Monty assigned me as libogg2 maintainer a few weeks ago, with the
provision that I get consensus on API changes from everyone. In order
to facilitate discussion, and to "move on" vs letting this stalemate
hold development at a stand still, I'm setting an initial deadline of
this comming Monday, May 30th.
If nobody has a strong objection why these API changes
2016 Nov 10
3
array fill idioms
Yes, I know this works peachy keen for char arrays. I'm looking at (which is
hard to express in C) something like
void foo () {
int bar[20] = { 42, 42, ..., 42 };
}
I don't want to do a memcopy of the 20 element constant array, and memset
doesn't work here. I want an intrinsic that copys the scalar int constant 42
to each element of the int array.
bagel
On 11/10/2016 03:30
2005 Apr 11
2
Theora, MMX and optimisation
Hi everyone,
I just landed into the theora planet, as a game programmer, I searched
for a free video fomat/codec and the theora choice became obvious.
However I experienced rather bad performance (at least from a game
programming point of view)
After a couple a profiling, I discovered, as previous discused in a
post found via Google, that the bottleneck is in the ogg library. An
unsane part of the
2004 Feb 07
1
Vorbis file analizer ?
Just out of curiosity, did someone write a tool that dumps in a
human-readable form the audio content of a vorbis file ?
--
Giuliano.
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2005 May 11
1
format question
Hi,
I am thinking about making a small tool. After reading about patents
and mp3 I choose another format. OGG seems best.
I was wondering if I can edit the OGG files and adjust the volume, to
create a Fade-in and Fade-out. The tool I need makes
configurable timed fade-ins and fade-outs of the volume of my OGG files.
And if someone knows good python libaries for OGG I would like to hear