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Ichthyostega 473299fb5a OutputSlot: attempt to address deeply rooted structural problems
This changeset attempts to breach into the implementation design of OutputSlot
(while largely retaining the API and the »Output Slot Protocol«).

While the actual problem that brought me to this point can be traced back to some
rather obvious mistake, namely to conflate the `BufferProvider` used as
backing implementation with a `BufferProvider` used as front-end API,
creating the new connections to use an `OutputBufferProxy` unveils some
further long-standing structural mismatch; notably this leads to the
difficulties to get the lifecylce management of `OutputSlot` and `DataSink`
under control.

So I remove one entire level from the implementation,
in a bold move to realign the design with the prospective usage pattern.

Obviously, this breaks a lot of further code, and I need to rewire
the Allocation implementation altogether, and provide a new functor based
implementation for `DataSink`
2026-03-21 00:51:40 +01:00
admin Merge branch 'rel/0.pre.04' into integration 2025-12-03 14:44:55 +01:00
data Merge branch 'rel/0.pre.04' into integration 2025-12-03 14:44:55 +01:00
doc BufferProvider: document the adapted structure in UML 2026-03-14 20:44:27 +01:00
po release prep: remove defunct autotools buildsystem 2013-10-29 03:47:50 +01:00
research Tests: build an link a test-support library 2026-03-06 23:16:32 +01:00
src OutputSlot: attempt to address deeply rooted structural problems 2026-03-21 00:51:40 +01:00
target update some DIR_INFO entries 2011-04-05 00:44:30 +02:00
tests OutputSlot: attempt to address deeply rooted structural problems 2026-03-21 00:51:40 +01:00
uml BufferProvider: document the adapted structure in UML 2026-03-14 20:44:27 +01:00
wiki OutputSlot: attempt to address deeply rooted structural problems 2026-03-21 00:51:40 +01:00
.gitignore Doxygen: adjust ignores 2015-08-17 01:14:33 +02:00
AUTHORS Release: check and update licensing information 2025-11-26 00:57:25 +01:00
COPYING Release: check and update licensing information 2025-11-26 00:57:25 +01:00
DIR_INFO update some DIR_INFO entries 2011-04-05 00:44:30 +02:00
LICENSE Release: check and update licensing information 2025-11-26 00:57:25 +01:00
NEWS Status: Release published -- now again in Development Phase 2025-12-11 05:11:55 +01:00
README DOC: normalise towards a single form of gitweb-URL 2026-02-15 23:02:52 +01:00
SConstruct Build: some further code clean-up and documentation 2025-11-27 18:21:22 +01:00

Lumiera -- the video NLE for Linux
==================================
Version: 0.pre.05~dev
:Date: 11/2025

*************************************************************
Lumiera is a non-linear video editing and compositing tool.
The Application will allow to edit footage using common
multimedia formats and audio/video stream codecs.

Lumiera features nondestructive editing, compositing tools,
a selection of effects plugins, processing in RGB, YUV and
RGB-float colour models and the ability to mix media with
differing sizes and framerates. Lumiera is especially well
suited for large and elaborate professional editing tasks
with lots of material, several scenes, nested sequences,
colour grading, 3D support, full fledged sound montage
and multiple edit versions prepared in parallel.

NOTE: as of 11/2025, Lumiera is in early development stage;
it is not usable yet. The above describes the Lumiera project
vision, the implementation of which will require many more years.

Visit https://Lumiera.org and join the mailing list
when interested in Lumiera planning and development.
****************************************************************


Lumiera pre-Alpha Versions
--------------------------

.This source tree doesn't contain a working video editing application yet.
Rather, it contains the framework and technology core of the envisioned
Application »Lumiera«. What we attempt to build here is innovative,
and we must engage in a series of integration steps to search for
suitable pathways towards our envisaged architecture.

Since 2024, the integration of the Render Engine takes centre stage,
in an effort to establish a steady state realtime processing and
display pipeline, still relying on generated video data rather
than using a library to read and playback a video file.

- https://Lumiera.org/documentation/design/governance/integration.html[Integration steps]
- See also https://issues.lumiera.org/roadmap[Project roadmap]




Build Requirements
------------------

For building Lumiera, you'll need:

 * C++23 compiler GCC >=14 (Clang fails atm)
 * Git Version management system
 * https://www.scons.org/[SCons build system]
 * https://www.boost.org/[Boost libraries]
 * https://github.com/bplaum/gavl[GAVL library]
 * https://www.alsa-project.org/[ALSA (libasound2-dev)]
 * https://nobug.pipapo.org/[NoBug library]
 * https://gtkmm.gnome.org/en/[gtkmm]
 * https://cgit.freedesktop.org/xorg/lib/libXv[libXv]
 * https://wiki.gnome.org/Projects/LibRsvg[lib rSVG]
 * https://git.lumiera.org/gitweb?p=debian/gdl;a=summary[lib GDL]
 * https://git.lumiera.org/gitweb?p=debian/gdlmm;a=summary[GDL-mm bindings]

Further information:

 * Online documentation at https://Lumiera.org/download.html[Build and install].
 * Documentation is also available in-tree in 'doc/user/tutorials/building.txt'
 * Source code can be retrieved with `git clone git://git.lumiera.org/LUMIERA`



Debian Package
--------------
Hermann Vosseler (aka Ichthyo) maintains a *Debian* packaging of the source tree

- the package definition can be pulled from `git://git.lumiera.org/debian/lumiera/`
- the package can be built by `git-buildpackage`