Actually, the jaccard distance is defined as D = 1 - intersect / union.
Additionally, the distance value is compared against a constant that
must be between 0 and 1, which is not the case here. Both facts together
has led to the fact, that the function always returned a matching course
signature. T
Actually, the jaccard distance is defined as D = 1 - intersect / union.
Additionally, the distance value is compared against a constant that
must be between 0 and 1, which is not the case here. Both facts together
has led to the fact, that the function always returned a matching course
signature. T
Am Freitag, 24. Mai 2024, 23:03:37 MESZ schrieb Michael Niedermayer:
> On Fri, May 24, 2024 at 12:33:11PM +0200, Gerion Entrup wrote:
> > Am Dienstag, 7. Mai 2024, 19:46:28 MESZ schrieb Michael Niedermayer:
> > > On Mon, May 06, 2024 at 12:30:39AM +0200, G
Am Dienstag, 7. Mai 2024, 19:46:28 MESZ schrieb Michael Niedermayer:
> On Mon, May 06, 2024 at 12:30:39AM +0200, Gerion Entrup wrote:
> > ---
> > libavfilter/signature_lookup.c | 2 +-
> > 1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a
---
libavfilter/signature_lookup.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/libavfilter/signature_lookup.c b/libavfilter/signature_lookup.c
index a0ca818a9b..b39a3e225b 100644
--- a/libavfilter/signature_lookup.c
+++ b/libavfilter/signature_lookup.c
@@ -128,7 +128,7 @@ s
Actually, the jaccard distance is defined as D = 1 - intersect / union.
Additionally, the distance value is compared against a constant that
must be between 0 and 1, which is not the case here. Both facts together
has led to the fact, that the function always returned a matching course
signature. T
Am Mittwoch, 1. November 2023, 23:07:16 CET schrieb Jean-Baptiste Kempf:
> Hey,
>
> On Wed, 1 Nov 2023, at 18:19, Michael Niedermayer wrote:
> > Please provide the list of email addresses OR peoples names who
> > should have received a mail for voting
>
> I don't think listing emails on this mail
Am Montag, 29. August 2022, 01:31:12 CEST schrieb Gonzalo Garramuño:
>
> On 28/8/22 20:17, Jaime Rios wrote:
> > Sorry if this has been asked before in the past.
> >
> > I am wondering if there has been any conversation around changing the
> > current build setup of ffmpeg to CMake.
> >
> > The re
Hi,
Am Montag, 8. August 2022, 21:26:52 CEST schrieb Lynne:
> Aug 8, 2022, 16:50 by mich...@niedermayer.cc:
>
> > Given the recent server issues, i wonder if we should suggest/recommand
> > and document signing commits and tags
> >
> > i tried to push such commit to github and it nicely says "ver
Hi,
Am Donnerstag, 9. Juli 2020, 02:56:28 CEST schrieb Manolis Stamatogiannakis:
> On Tue, 7 Jul 2020 at 16:27, Nicolas George wrote:
> > > Is tree threading that important? A PR is essentially a single thread of
> > > discussion.
> >
> > It is a single thread of discussion until the discussion b
Am Mittwoch, 6. Februar 2019, 21:41:29 CET schrieb Werner Robitza:
> Dear all,
>
> Homebrew has, with its 2.0 release, removed all options for its core
> formulae [1], including ffmpeg. This means users can no longer add
> non-default dependencies that aren't included in the core formula [2].
> Th
Am Sonntag, 23. Juli 2017, 09:27:06 CEST schrieb Reimar Döffinger:
> On 21.07.2017, at 15:31, Ricardo Constantino wrote:
>
> > On 18 July 2017 at 02:12, Gerion Entrup
> > wrote:
> >> Am Dienstag, 18. Juli 2017, 01:52:53 CEST schrieb Reimar Döffinger:
> >>&g
Am Dienstag, 18. Juli 2017, 01:52:53 CEST schrieb Reimar Döffinger:
> On 18.07.2017, at 00:59, James Almer wrote:
>
> > On 7/17/2017 7:49 PM, Moritz Barsnick wrote:
> >> On Mon, Jul 10, 2017 at 13:53:02 +0300, Boris Pek wrote:
> >>> Latest news about this topic:
> >>> https://groups.google.com/a/
On Dienstag, 21. März 2017 00:12:52 CET Michael Niedermayer wrote:
> On Mon, Mar 20, 2017 at 02:31:46PM -0800, Lou Logan wrote:
> > On Mon, 20 Mar 2017 15:23:10 +0100
> > Paul B Mahol wrote:
> >
> > > Then wait until someone else appears and like to commit this code.
> >
> > It would be easier t
On Donnerstag, 5. Januar 2017 02:26:23 CET Michael Niedermayer wrote:
> On Wed, Jan 04, 2017 at 05:05:41PM +0100, Gerion Entrup wrote:
> > On Dienstag, 3. Januar 2017 16:58:32 CET Moritz Barsnick wrote:
> > > > > The English opposite of "fine" is "
sc->courseend = sc->coursesiglist;
-sc->coursecount = 0;
-sc->midcourse = 0;
+sc->curcoarsesig1 = sc->coarsesiglist;
+sc->coarseend = sc->coarsesiglist;
+sc->coarsecount = 0;
+sc->midcoarse = 0;
if ((ret = f
On Dienstag, 3. Januar 2017 11:33:48 CET Moritz Barsnick wrote:
> On Mon, Jan 02, 2017 at 23:52:58 +0100, Gerion Entrup wrote:
> > +Calculates the MPEG-7 Video Signature. The filter could handle more than
> > one
> > +input. In this case the matching between the input
mment.
Kind regards,
Gerion>From 01d96a18deaf6904cf140858e653195d50bc8fb2 Mon Sep 17 00:00:00 2001
From: Gerion Entrup
Date: Mon, 2 Jan 2017 02:08:57 +0100
Subject: [PATCH] add signature filter for MPEG7 video signature
This filter does not implement all features of MPEG7. Missing features:
- compre
On Mittwoch, 21. September 2016 11:00:56 CEST Thilo Borgmann wrote:
> Hi Gerion,
>
> > I'll write the rest of the mail in German, because the subject is the
> > German
> > Conference OpenRheinRuhr.
>
> I suggest you discuss this in a private mail addressing the german developers
> you already k
Hello/Hallo,
I'll write the rest of the mail in German, because the subject is the German
Conference OpenRheinRuhr.
Ich wollte auf der OpenRheinRuhr wieder einen Workshop zu der Benutzung von
FFmpeg halten, diesmal aber mit Fokus auf Filtern (ich habe vor einem Jahr auf
den Chemnitzer Linuxtag
On Samstag, 27. August 2016 23:37:09 CEST Dominik 'Rathann' Mierzejewski wrote:
> On Saturday, 27 August 2016 at 12:48, Michael Niedermayer wrote:
> > which other distros use 2.8 ? (that is distro releases which will not/
> > cannot upgrade to 3.*)
>
> I can see 2.8.6 in Gentoo (marked as stable,
On Sonntag, 29. Mai 2016 16:45:26 CEST Ronald S. Bultje wrote:
> Hi,
>
> On Sun, May 29, 2016 at 3:25 PM, Thilo Borgmann
> wrote:
>
> > Am 29.05.16 um 01:32 schrieb Michael Niedermayer:
> > > Hi
> > >
> > > It was suggested in the IRC meeting today that i start a vote to
> > > resolve if AVClass
On Dienstag, 3. Mai 2016 19:01:51 CEST Gerion Entrup wrote:
> On Sonntag, 24. April 2016 01:44:51 CEST Michael Niedermayer wrote:
> > On Tue, Apr 19, 2016 at 04:37:16PM +0200, Gerion Entrup wrote:
> > > On Dienstag, 19. April 2016 13:25:53 CEST Moritz Barsnick wrote:
On Freitag, 22. April 2016 19:09:02 CEST Gerion Entrup wrote:
> Currently on audio tracks:
> Applying option b:a (video bitrate (please use -b:v)) with argument 240k.
>
> but b:a is the recommendation:
> Applying option ab (audio bitrate (please use -b:a)) with argument 240k.
&g
On Sonntag, 24. April 2016 01:44:51 CEST Michael Niedermayer wrote:
> On Tue, Apr 19, 2016 at 04:37:16PM +0200, Gerion Entrup wrote:
> > On Dienstag, 19. April 2016 13:25:53 CEST Moritz Barsnick wrote:
> > +static int request_frame(AVFilterLink *outlink)
> > +{
> >
d27 Mon Sep 17 00:00:00 2001
From: Gerion Entrup
Date: Fri, 22 Apr 2016 18:37:41 +0200
Subject: [PATCH] make debug output for bitrate more meaningful
Currently the b:v hint appears also on audiotracks.
---
ffmpeg_opt.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/ffmpeg_opt.
}
@@ -637,14 +643,14 @@ static av_cold int init(AVFilterContext *ctx)
sc->coursecount = 0;
sc->midcourse = 0;
-if ((ret = ff_insert_inpad(ctx, i, &pad)) < 0){
+if ((ret = ff_insert_inpad(ctx, i, &pad)) < 0) {
av_freep(&pad.name
On Samstag, 16. April 2016 05:16:04 CEST Michael Niedermayer wrote:
> On Sat, Apr 16, 2016 at 12:07:27AM +0200, Gerion Entrup wrote:
> > On Donnerstag, 14. April 2016 19:52:46 CEST Michael Niedermayer wrote:
> > > On Thu, Apr 14, 2016 at 07:06:29PM +0200, Gerion Entrup wrote:
>
On Samstag, 16. April 2016 05:16:04 CEST Michael Niedermayer wrote:
> On Sat, Apr 16, 2016 at 12:07:27AM +0200, Gerion Entrup wrote:
> > On Donnerstag, 14. April 2016 19:52:46 CEST Michael Niedermayer wrote:
> > > On Thu, Apr 14, 2016 at 07:06:29PM +0200, Gerion Entrup wrote:
>
On Donnerstag, 14. April 2016 19:52:46 CEST Michael Niedermayer wrote:
> On Thu, Apr 14, 2016 at 07:06:29PM +0200, Gerion Entrup wrote:
> > On Montag, 11. April 2016 14:54:57 CEST Michael Niedermayer wrote:
> > > On Mon, Apr 11, 2016 at 02:30:37PM +0200, Gerion Entrup wrote:
>
On Montag, 11. April 2016 14:54:57 CEST Michael Niedermayer wrote:
> On Mon, Apr 11, 2016 at 02:30:37PM +0200, Gerion Entrup wrote:
> > On Montag, 11. April 2016 12:57:17 CEST Michael Niedermayer wrote:
> > > On Mon, Apr 11, 2016 at 04:25:28AM +0200, Gerion Entrup wrote:
> &
On Montag, 11. April 2016 12:57:17 CEST Michael Niedermayer wrote:
> On Mon, Apr 11, 2016 at 04:25:28AM +0200, Gerion Entrup wrote:
> > On Donnerstag, 7. April 2016 00:35:25 CEST Michael Niedermayer wrote:
> > > On Wed, Mar 30, 2016 at 11:02:36PM +0200, Gerion Entrup wrote:
>
On Donnerstag, 7. April 2016 00:35:25 CEST Michael Niedermayer wrote:
> On Wed, Mar 30, 2016 at 11:02:36PM +0200, Gerion Entrup wrote:
> > On Mittwoch, 30. März 2016 22:57:47 CEST Gerion Entrup wrote:
> > > Add improved patch.
> >
> > Rebased to
On Mittwoch, 30. März 2016 23:02:36 CEST Gerion Entrup wrote:
> On Mittwoch, 30. März 2016 22:57:47 CEST Gerion Entrup wrote:
> > Add improved patch.
>
> Rebased to master.
Bump. Can I help someway.
Gerion
___
ffmpeg-devel mailing li
On Mittwoch, 30. März 2016 22:57:47 CEST Gerion Entrup wrote:
> Add improved patch.
Rebased to master.
>From 9646ed6f0cf78356cf2914a60705c98d8f21fe8a Mon Sep 17 00:00:00 2001
From: Gerion Entrup
Date: Sun, 20 Mar 2016 11:10:31 +0100
Subject: [PATCH] add signature filter for MPEG7
On Mittwoch, 30. März 2016 15:29:27 CEST Michael Niedermayer wrote:
> On Wed, Mar 30, 2016 at 01:57:24PM +0200, Gerion Entrup wrote:
> > Attached improved version of patch.
> >
> > Differences to last time:
> > - reduce amount of errors in the signature (the last patc
p 17 00:00:00 2001
From: Gerion Entrup
Date: Sun, 20 Mar 2016 11:10:31 +0100
Subject: [PATCH] add signature filter for MPEG7 video signature
This filter does not implement all features of MPEG7. Missing features:
- compression of signature files
- work only on (cropped) parts of t
Good day,
my previous attempts for GSoC aren't very successful. I talked with Carl Eugen
about GSoC. He advise me to choose a project with clear aims that fits clearly
into the scope of the framework. Such a thing would be MPEG DASH demuxing [1]
, so I want to bring it up as suggestion.
DASH is a
On Montag, 21. März 2016 15:00:52 CET Thilo Borgmann wrote:
> Am 21.03.16 um 14:15 schrieb Gerion Entrup:
> > On Montag, 21. März 2016 11:53:27 CET Thilo Borgmann wrote:
> >> Am 21.03.16 um 00:14 schrieb Gerion Entrup:
> >>> On Sonntag, 20. März 2016 17:01:17 CET Th
On Montag, 21. März 2016 11:55:47 CET Clément Bœsch wrote:
> On Mon, Mar 21, 2016 at 12:27:13AM +0100, Gerion Entrup wrote:
> > On Sonntag, 20. März 2016 16:52:36 CET Clément Bœsch wrote:
> > > On Sun, Mar 20, 2016 at 12:00:13PM +0100, Gerion Entrup wrote:
> > > >
On Montag, 21. März 2016 11:53:27 CET Thilo Borgmann wrote:
> Am 21.03.16 um 00:14 schrieb Gerion Entrup:
> > On Sonntag, 20. März 2016 17:01:17 CET Thilo Borgmann wrote:
> >>> On Sun, Mar 20, 2016 at 12:00:13PM +0100, Gerion Entrup wrote:
> >> [...]
> >>
&
On Sonntag, 20. März 2016 16:52:36 CET Clément Bœsch wrote:
> On Sun, Mar 20, 2016 at 12:00:13PM +0100, Gerion Entrup wrote:
> > Good day,
> >
> > I attached the patch. The MPEG7 video signature is a method to calculate a
> > fingerprint of a video and to compare two o
On Sonntag, 20. März 2016 17:01:17 CET Thilo Borgmann wrote:
> > On Sun, Mar 20, 2016 at 12:00:13PM +0100, Gerion Entrup wrote:
> [...]
>
> > This filter does not implement all features of MPEG7. Missing features:
> >
> > - binary output
> > - compression of
On Sonntag, 20. März 2016 15:46:12 CET Gerion Entrup wrote:
> On Sonntag, 20. März 2016 12:57:33 CET Michael Niedermayer wrote:
> > On Sun, Mar 20, 2016 at 12:00:13PM +0100, Gerion Entrup wrote:
> > [...]
> >
> > > +++ b/libavfilter/si
On Sonntag, 20. März 2016 12:57:33 CET Michael Niedermayer wrote:
> On Sun, Mar 20, 2016 at 12:00:13PM +0100, Gerion Entrup wrote:
> [...]
>
> > +++ b/libavfilter/signature.h
> > @@ -0,0 +1,569 @@
> > +/*
> > + * Copyright (c) 2016 Gerion Entrup
> >
17 00:00:00 2001
From: Gerion Entrup
Date: Sun, 20 Mar 2016 11:10:31 +0100
Subject: [PATCH] add signature filter for MPEG7 video signature
This filter does not implement all features of MPEG7. Missing features:
- binary output
- compression of signature files
- work only on (cropped) parts of t
On Donnerstag, 10. März 2016 22:47:38 CET Clément Bœsch wrote:
> On Thu, Mar 10, 2016 at 06:12:57PM +0100, Gerion Entrup wrote:
> [...]
>
> > > - an USF demuxer which extracts the timing and text (with its markup) of
> > >
> > > every
On Donnerstag, 10. März 2016 20:20:20 CET Derek Buitenhuis wrote:
> On 3/10/2016 8:11 PM, wm4 wrote:
> > Since XML libraries are apparently always broken, bloated, insecure, and
> > hard to use, that has always been a point of contention. Although it
> > would be the right approach.
>
> You're not
On Dienstag, 8. März 2016 20:42:39 CET Clément Bœsch wrote:
> On Tue, Mar 08, 2016 at 06:21:12PM +0100, Gerion Entrup wrote:
> > Hello,
> >
>
> Hi,
>
> > my own ideas seems not to be suitable for GSoC, so I looked again on the
> > ideas page,
> > be
x27;ve not configured my send-mail chain, yet. So I attached the patches.
Moreover the
official sample file is attached, so one can test the code (and see what is
missing).
regards Gerion>From 372698e8467eb0683d318c3606f8d75cc70e629c Mon Sep 17 00:00:00 2001
From: Gerion Entrup
Date: Thu, 10 Mar
On Dienstag, 8. März 2016 20:42:39 CET Clément Bœsch wrote:
> On Tue, Mar 08, 2016 at 06:21:12PM +0100, Gerion Entrup wrote:
> > Hello,
> >
>
> Hi,
Thank you for your answer.
>
> > my own ideas seems not to be suitable for GSoC, so I looked again on the
> >
Hello,
my own ideas seems not to be suitable for GSoC, so I looked again on the ideas
page,
because I have high interest to do something for FFmpeg this summer.
The project, that I find most interesting, unfortunately is a unmentored one,
the subtitle
support. Is someone willing to mentor this?
On Donnerstag, 18. Februar 2016 21:02:09 CET wm4 wrote:
> On Thu, 18 Feb 2016 20:41:29 +0100
>
> Gerion Entrup wrote:
> > On Donnerstag, 18. Februar 2016 20:10:47 CET wm4 wrote:
> > > On Thu, 18 Feb 2016 18:27:45 +0100
> > >
> > > Gerion Entrup wrote
On Donnerstag, 18. Februar 2016 20:10:47 CET wm4 wrote:
> On Thu, 18 Feb 2016 18:27:45 +0100
> Gerion Entrup wrote:
>
> > Good day,
> >
> > I'm a master student and long term FFmpeg-user. I want to participate in
the GSoC 2016 for FFmpeg. The reason, I write
On Donnerstag, 18. Februar 2016 18:53:45 CET Paul B Mahol wrote:
> Dana 18. 2. 2016. 18:27 osoba "Gerion Entrup"
> napisala je:
> >
> > Good day,
> >
> > I'm a master student and long term FFmpeg-user. I want to participate in
> the GSoC 2016 for
Good day,
I'm a master student and long term FFmpeg-user. I want to participate in the
GSoC 2016 for FFmpeg. The reason, I write this, is that I want to suggest some
own ideas. It could be, that some of the mentioned things are wrong (because
FFmpeg could do this already or it it much more diff
On Mittwoch, 27. Januar 2016 12:56:32 CET Lou Logan wrote:
> On Wed, 27 Jan 2016 22:03:32 +0100, Michael Niedermayer wrote:
>
> > Hi all
> >
> > Is there anyone who wants to be (backup) admin for GSoC 2016 ?
> > also the GSoC page on the wiki needs to be put into shape for it
> >
> > Stefano, Re
I guess, this is based on the irc talk. Thank you again!
Cheers,
Gerion
Am Dienstag 17 Februar 2015, 17:02:31 schrieb Derek Buitenhuis:
> Signed-off-by: Derek Buitenhuis
> ---
> libavcodec/libx265.c | 13 -
> 1 file changed, 12 insertions(+), 1 deletion(-)
>
> diff --git a/libavcod
Am Freitag 10 Oktober 2014, 12:57:21 schrieb Alexander Strasser:
> On 2014-10-07 08:13 -0700, Timothy Gu wrote:
> > On Oct 6, 2014 3:23 PM, "Alexander Strasser" wrote:
> [...]
>
> > > I have locally changed all other things requested by Timothy
> > >
> > > and Carl Eugen. I do not think the Li
Am Mittwoch 30 Juli 2014, 01:53:32 schrieb Gerion Entrup:
> ---
> doc/indevs.texi | 15 +++
> 1 file changed, 15 insertions(+)
>
> diff --git a/doc/indevs.texi b/doc/indevs.texi
> index 4ca12ff..e0e7e67 100644
> --- a/doc/indevs.texi
> +++ b/doc/indevs.
---
doc/indevs.texi | 15 +++
1 file changed, 15 insertions(+)
diff --git a/doc/indevs.texi b/doc/indevs.texi
index 4ca12ff..e0e7e67 100644
--- a/doc/indevs.texi
+++ b/doc/indevs.texi
@@ -483,6 +483,21 @@ ffplay -f lavfi
"movie=test.avi[out0];amovie=test.wav[out1]"
@end itemize
m4b is the extension used by iDevices to detect audiobooks.
---
libavformat/movenc.c | 6 --
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/libavformat/movenc.c b/libavformat/movenc.c
index 4b9a4f1..2bb6be1 100644
--- a/libavformat/movenc.c
+++ b/libavformat/movenc.c
@@ -895,8 +
Am Montag 28 Juli 2014, 07:00:12 schrieb Frantisek Korbel:
> Good day to all,
> congratulation to ffmpeg.org new website, now information is better
> structured and users can find data easily.
> One question is a dark background - initially I also used it on my web,
> because it is easier to read w
Am Donnerstag 17 Juli 2014, 17:24:35 schrieb Clément Bœsch:
> On Thu, Jul 17, 2014 at 04:56:08PM +0200, Gerion Entrup wrote:
> [...]
>
> > > Also, you still have the string metadata possibility (git grep SET_META
> > > libavfilter).
> >
> > Hmm, thank you
Am Donnerstag 17 Juli 2014, 13:00:13 schrieb Clément Bœsch:
> On Thu, Jul 17, 2014 at 12:33:41PM +0200, Gerion Entrup wrote:
> > Good day,
> >
> > I'm currently working on a video signature filter for ffmpeg. This allows
> > you to fingerprint videos.
>
>
Good day,
I'm currently working on a video signature filter for ffmpeg. This allows you
to
fingerprint videos.
This fingerprint is built up of 9mb/s of bits or 2-3 mb/s bits compressed.
In this context a few questions come into my mind:
- Should I print this whole bitstream to stdout/stderr at
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