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[Octave-bug-tracker] [bug #57020] [octave-forge] (video): missing VideoW
From: |
Pantxo Diribarne |
Subject: |
[Octave-bug-tracker] [bug #57020] [octave-forge] (video): missing VideoWriter |
Date: |
Tue, 8 Oct 2019 07:59:05 -0400 (EDT) |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Firefox/60.0 |
Follow-up Comment #1, bug #57020 (project octave):
This looks very promising. I tested the updated code, for VideoWriter only,
and it now works well for non synthetic data.
As for the roadmap, here are in IMHO the missing features that should not be
hard to have before a first realase for the VideoWriter:
* most properties should be read-only (SetAccess = "private"): ColorChannels
(codec specific), Duration, FileFormat (codec specific), FileName/Path (fixed
at object instantiation), FrameCount, Height/Width (fixed by the first
provided frame), VideoBitsPerPixel/VideoCompressionMethod/VideoFormat (codec
specific),
* increment FrameCount and Duration after each successful call to writeVideo,
* allow passing frames or frame arrays directly to writeVideo, without having
to extract the "cdata" field manually,
* allow passing arbitrary image data types even if we end up converting them
internally to whatever is prefered for the chosen codec, e.g uint8 for RGB
24bits video formats.
As for the available output formats, I am no expert so in this area, I am
generally happy with whatever the default is. So we just need to make a
sensible choice of 1 or 2 widespread formats that can be read with the default
viewer for the main platforms.
_______________________________________________________
Reply to this item at:
<https://savannah.gnu.org/bugs/?57020>
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- [Octave-bug-tracker] [bug #57020] [octave-forge] (video): missing VideoWriter, Pantxo Diribarne, 2019/10/08
- [Octave-bug-tracker] [bug #57020] [octave-forge] (video): missing VideoWriter,
Pantxo Diribarne <=
- [Octave-bug-tracker] [bug #57020] [octave-forge] (video): missing VideoWriter, Pantxo Diribarne, 2019/10/08
- [Octave-bug-tracker] [bug #57020] [octave-forge] (video): missing VideoWriter, John Donoghue, 2019/10/08
- [Octave-bug-tracker] [bug #57020] [octave-forge] (video): missing VideoWriter, Rik, 2019/10/09
- [Octave-bug-tracker] [bug #57020] [octave-forge] (video): missing VideoWriter, Avinoam Kalma, 2019/10/15
- [Octave-bug-tracker] [bug #57020] [octave-forge] (video): missing VideoWriter, Avinoam Kalma, 2019/10/15
- [Octave-bug-tracker] [bug #57020] [octave-forge] (video): missing VideoWriter, Avinoam Kalma, 2019/10/23
- [Octave-bug-tracker] [bug #57020] [octave-forge] (video): missing VideoWriter, Andreas Weber, 2019/10/24
- [Octave-bug-tracker] [bug #57020] [octave-forge] (video): missing VideoWriter, Avinoam Kalma, 2019/10/24
- [Octave-bug-tracker] [bug #57020] [octave-forge] (video): missing VideoWriter, Andreas Weber, 2019/10/30
- [Octave-bug-tracker] [bug #57020] [octave-forge] (video): missing VideoWriter, Andreas Weber, 2019/10/31