[FFmpeg-devel] FFplay: progress bar feature proposal

Michael Niedermayer michael at niedermayer.cc
Sun Nov 5 22:36:26 EET 2017


On Thu, Apr 13, 2017 at 10:53:49AM -0500, Raymond Pierce wrote:
> 13.04.2017, 09:40, "Steven Liu" <lingjiujianke at gmail.com>:
> > 2017-04-13 20:48 GMT+08:00 Raymond Pierce <ray1110000 at yandex.com>:
> >
> >>  Hi. Currently FFplay has no visible progress bar and it is hard to tell
> >>  where a stream is currently positioned. So if one wants, for example, to
> >>  rewind
> >>  a little back relative to current position using right mouse click it is
> >>  always
> >>  guessing and trying.
> >>
> >>  I propose very simple 1-pixel progress bar which can be turned on or off
> >>  during
> >>  playback by pressing a button (I use 'L', from 'line'). By default the bar
> >>  is off.
> >>
> >>  I choose bright green color (#00ff00) for the part to the left of a current
> >>  position and pure black for the part to the right.
> >>
> >>  You can see how it looks on the attached image.
> >>
> >>  Draft patch is applied. One global variable ('static int
> >>  show_progress_line')
> >>  and one function ('static void video_progress_line_display(VideoState
> >>  *is)')
> >>  have been added. Also the existing 'video_display()' function has been
> >>  moved
> >>  below 'get_master_clock()' as the latter is used in the new function.
> >>
> >>  What do you think?
> >>  _______________________________________________
> >>  ffmpeg-devel mailing list
> >>  ffmpeg-devel at ffmpeg.org
> >>  http://ffmpeg.org/mailman/listinfo/ffmpeg-devel
> >
> > git commit -a
> > git format-patch -s -1
> >
> > You should use the command looks like the above git command to make patch
> > _______________________________________________
> > ffmpeg-devel mailing list
> > ffmpeg-devel at ffmpeg.org
> > http://ffmpeg.org/mailman/listinfo/ffmpeg-devel
> 
> Hello, Steven. Thank you for the advice. New patch in the attachment.
> Should I post a new message with the patch to ffmpeg-devel at ffmpeg.org list?

>  ffplay.c |   52 +++++++++++++++++++++++++++++++++++++---------------
>  1 file changed, 37 insertions(+), 15 deletions(-)
> b7142d62e8a61dcd04b9cbc1c6c847918fea438a  0001-Add-FFplay-progress-bar-feature.patch
> From e780cfa4330ae87cd4506ec2ccfe39ea045f2134 Mon Sep 17 00:00:00 2001
> From: Ray Pierce <ray1110000 at yandex.com>
> Date: Thu, 13 Apr 2017 20:41:59 +0500
> Subject: [PATCH] Add FFplay progress bar feature

whats the status of this ?

(just noticed this doesnt apply anymore)

[...]

-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

Breaking DRM is a little like attempting to break through a door even
though the window is wide open and the only thing in the house is a bunch
of things you dont want and which you would get tomorrow for free anyway
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