Displaying 20 results from an estimated 11000 matches similar to: "First steps towards a simple text stream format."
2006 Aug 16
1
OGM and GStreamer
Well, actually most OGM files do have a subtitle track, often in
multiple langauges.
Also, re 2. Keyframe seeking in OGM is generally a bit rough because ogm
files can contain almost any codec as the video track, usually xvid or divx.
re 1. As a general rule you shouldn't be trying to make any more ogm
files :) So chances are the ogg muxer is not accepting the connection,
because it
2006 Aug 15
2
OGM and GStreamer
Hi All!
I have some troubles with OGG and GStreamer:
1) When I parsing ogg file with ogmdemux element, I recieve (in
"pad-added" signal callback) video pad as "application/x-ogm-video", but
not as "video/something". And that why I can't link It to the oggmux
element and write new OGG file :(
2) I'am using "playbin" to play media file, but It
2008 Nov 13
5
video chapters and subtitles in ogg containers
I'm trying to create files that contain a video stream, one or more
audio streams, subtitles, and DVD-like chapter information.
ATM, I use ogm containers that can handle all this. But although ogm
is supported e.g. by xine (including chapters), it seems to be an
unofficial hack. Is that correct?
I'd like to move to ogg containers, since ogm doesn't support theora
videos. My final
2010 Jan 15
2
video tag options
I have been using MV-embed
but it stopped working (i have already send a bug report)
my main need is a subtitle option
what are my options?
where can I see a complete list of the attributes to the video tag?
tom_a_sparks
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2003 Jun 28
1
Choosing subtitle language
I am wondering how negotiating about text subtitles is supposed to work in Theora?
(1) Will it be like the server first transmit a list of available languages, and then it's up to the client to possibly pick a language, either automatically or by user interaction, and then ask the server for that particular subtitle stream?
(2) Or will all subtitle streams be sent simultaneously and
2007 Jan 08
1
libogg subtitle request
Hi to all ,
I like Theora and Vorbis , these codecs can make good streams patent-free.
But i miss one feature in Ogg container , i see a lot Theora videos of
Presentations , Conference and other talking acts , all with an average
quality (video and sound) but seeing these videos i realize the lack feature
of Ogg container , subtitle support.
These kind of videos are in a variety of languages
2004 Mar 14
2
Higher quality video - supporting greater than 8 bit color depth
Hi,
I was wondering what are this forum's collective thoughts on the best way to
support video color fidelity greater than what we have today.
I am not a video developer myself. I edit video. A type of problems I come
across fairly often, have to do with the limited color depth of the digital
video medium. They often manifest themselves as "cartoonish" areas of adjacent
flat
2008 Nov 14
2
video chapters and subtitles in ogg containers
Hi,
(odd, I did get this reply for Silvia, but not the original post)
> There is CMML and kate support in vlc, and kate in mplayer though I am
> not sure how it is displayed on-screen. Subtitles may display, but
> chapter markers, I am not so sure about.
Would you mind expanding on what chapters are, and what you'd expect
to be able to do with them ?
> There is an old python
2008 Feb 08
4
Ogg/Kate preliminary documentation
> Some of the things you talk about were not solved at the CMML level, but
> rather through using different Ogg
> logical bitstreams.
While this is possible to do it this way (and probably a good idea for the
examples like a clock in a corner), it implies that all the placements and
logically different "items" are known at the start of the stream (since the
Ogg spec says a
2009 Jul 10
2
theora sprint
hey,
Adam here from FLOSS Manuals (http://www.flossmanuals.net). We write
free manuals about free software and in August (10-15) we will hold Book
Sprint (http://www.flossmanuals.net/booksprints) about Ogg Theora. We
will write a really good manual (book) about Ogg Theora in 5 days. The
event will be in Berlin.
We want to cover a lot of stuff, but we hope to get our teeth into at
least some of
2009 Jul 10
2
ogg theora book sprint
hey,
Adam here from FLOSS Manuals (http://www.flossmanuals.net). We write
free manuals about free software and in August (10-15) we will hold Book
Sprint (http://www.flossmanuals.net/booksprints) about Ogg Theora. We
will write a really good manual (book) about Ogg Theora in 5 days. The
event will be in Berlin.
We want to cover a lot of stuff, but we hope to get our teeth into at
least some of
2008 Jan 16
2
Ogg/Kate preliminary documentation
Thanks for the feedback,
> I have looked into the patch. It doesn't take into consideration
> neither Skeleton, which is used now in pretty much everything encoded
> in Ogg (except for single stream Vorbis and Speex files), nor the file
> extension for Theora, which is now .ogv.
To be honest, I just added Theora because I needed a simple way to
multiplex streams. Also, it'd
2008 Jan 12
1
How to embede text into the Ogg stream
On 1/10/08, Ralph Giles <giles@xiph.org> wrote:
> There have been a couple of
> proposals for this; the most popular one right now is to use the
> <description> or <caption> tags inside an CMML stream.
>
> We would like to get this standardized, so let us know how it goes.
I think we are likely to settle for CMML for everything text in Ogg.
Of course,
2008 Feb 11
3
Ogg/Kate preliminary documentation
> Right. This was, in fact, one of the roles of "chaining" where you'd
> mark such changed components with a chain boundary, at which such
> things are explicitly allowed to change. The drawbacks are the
> overhead of resending all the setup data for configurable codecs like
> vorbis and theora, and the semantic conflict between 'chain boundary
> flags an edit
2008 Jan 14
4
Ogg/Kate, a karaoke and text codec for embedding in Ogg
Hi there,
I'm not sure what the right place would be, please direct me to where is
most appropriate
if not this list.
I am currently working on a codec designed for karaoke and text information,
to be embedded
in an Ogg container. It includes text, motion information, and
style/placement.
At the moment, the bitstream design is still in flux, but draws heavily from
Vorbis and Theora,
while
2005 Mar 13
1
"encoder_example" segfaulting...(and a couple of other questions)
I picked up the imported Feb 2005 issue of "Linux Format", in part for the
Theora article...and I was pleasantly surprised to see my mouldering old
"Ogg-Theora Micro-howto[1]" document referenced. I figured that meant people
might still be finding it useful, so I felt it was time to dust it off and
update it.
I also noticed that archive.org now has a small but growing
2008 Apr 09
2
New patches to Souffleur
Hello all,
I am really excited to post these new patches since a lot of things
have been done to the software lately. I know, I still have to write a
README file but I am struggling to get a "basic" functional version out
before I can concentrate efforts on documentation (I know, not the best
practice).
Anyway, here we go with the diffs and its comments:
* MediaInfo.py.diff
2009 May 30
1
Segmentation Fault
I've attached the command I ran, the output, and the crash log in the
hope that it is useful.
jason$ ffmpeg2theora -v 5 --optimize -A 64 -c 2 -H 44100 /Users/jason/
Movies/TV\ Shows/Holding\ Area/video.vob
Input #0, mpeg, from '/Users/jason/Movies/TV Shows/Holding Area/
video.vob':
Duration: 00:05:43.90, start: 0.211444, bitrate: 7217 kb/s
Stream #0.0[0x1e0]: Video:
2008 Apr 10
3
Souffleur goals
Silvia,
I intend to release a binary on the 26th at most. Supporting at least 2
subtitle formats.
Yes, I guess it would be nice to have a page and wiki at a place
related to other xiph projects but if that is not possible, I have my
own provider or even SF I can put things on.
Other then that, I promise that on the next commit, a README file will
be commited as well.
Mesquita
2008 Nov 13
0
video chapters and subtitles in ogg containers
Hi Hans,
At the moment, Ogg supports two text codecs, CMML and Kate. Both of
them are theoretically capable of doing what you want with chapters
and subtitles. The biggest problem is player support.
There is CMML and kate support in vlc, and kate in mplayer though I am
not sure how it is displayed on-screen. Subtitles may display, but
chapter markers, I am not so sure about.
I assume the