This is great news... It seems like it might be time for me to
create some dev Linux builds for some more extended testing...
> On Mar 2, 2018, at 1:14 AM, Damjan Jovanovic <dam...@apache.org> wrote:
>
> I finally cracked it. The gstreamer pipeline gets created early, during
> construction of the avmedia/source/gstreamer's Player object, yet the
> window to play in is only created later, when createPlayerWindow() is
> called. To use that window and thus embed video into the document, we have
> to set that window's handle to the GstVideoOverlay using
> gst_video_overlay_set_window_handle(), but by then it's too late. Either
> the pipeline creation would have to be deferred until createPlayerWindow(),
> when we know the window to use, or we would have to switch windows
> with gst_video_overlay_set_window_handle() a live pipeline. I've done the
> latter and it works well. I don't know how it ever worked before, maybe in
> gstreamer 0.1 the "prepare-window-handle" event is generated during
> createPlayerWindow() but in 1.0 it isn't.
>
> My changes have been committed to SVN trunk in revision 1825700.
>
> Torokhov, Jose, Peter: thank you for all your support. Please test and
> report any problems.
>
> Damjan
>
> On Thu, Mar 1, 2018 at 9:25 AM, Damjan Jovanovic <dam...@apache.org> wrote:
>
>> Unfortunately it looks like the problem is harder than just getting it to
>> build. Even after fixing some more APIs and getting it to play, a separate
>> player window is created. To get the player window to embed like it should,
>> we need to set the X window id on the GstVideoOverlay using
>> gst_video_overlay_set_window_handle() when a "prepare-window-handle"
>> event is delivered for which
>> gst_is_video_overlay_prepare_window_handle_message()
>> returns true. But for some mysterious reason
>> gst_is_video_overlay_prepare_window_handle_message()
>> never returns true. Forcefully setting the X window id on all events does
>> get it to embed, badly, with lots of warnings, and the window gets
>> distorted when scrolling and doesn't respond to mouse clicks 🙈.
>>
>> Damjan
>>
>>
>> On Thu, Mar 1, 2018 at 4:53 AM, Damjan Jovanovic <dam...@apache.org>
>> wrote:
>>
>>> Thank you. The video plays, but in a separate window instead of being
>>> embedded in the document. I'll continue trying.
>>>
>>> Distributing the library separately from the rest of AOO would be
>>> difficult. Binary compatibility between Ubuntu and Gentoo, bitness, trunk
>>> vs 4.1.5. New UNO components also have to be registered in AOO somehow; I
>>> only know how to do it with .component files at compile time.
>>>
>>> It will likely only end up in SVN trunk, possibly version 4.2.0.
>>>
>>>
>>> On Thu, Mar 1, 2018 at 2:01 AM, Torokhov Sergey <torokhov-...@yandex.ru>
>>> wrote:
>>>
>>>> Hello,
>>>>
>>>> I created simple presentation file with title and video frame
>>>> ("Agent 237:operation barbershop" from Blender Animation Studio).
>>>>
>>>> https://yadi.sk/d/shOKuCcS3StDk
>>>>
>>>> The archive contains 327.odp and 327.webm files that must be placed in
>>>> the same directory before presentation file .odp is opening.
>>>>
>>>> The video is playing automatically after pressing F5 key (fullscreen
>>>> presentation mode). Or after pressing "Play" button on the bar that
>>>> usually appears at the bottom then video-frame of presentation is
>>>> selected.
>>>> I't work for me in current Apache OpenOffice 4.1.5 and
>>>> gstreamer-plugins:0.10.
>>>>
>>>> As I use Gentoo I installed "gst-plugins-meta:0.10" with next options:
>>>>
>>>> USE="ffmpeg quicktime http wavpack dv dvb vcd musepack vpx oss libass
>>>> lame theora v4l" emerge gst-plugins-meta:0.10
>>>>
>>>> Also I installed "gst-plugins-ivorbis:0.10" and
>>>> "gst-plugins-pango:0.10".
>>>>
>>>>
>>>> Could you also share rebuilded library for testing? Is it compatible
>>>> with current AOO 4.1.5 build?
>>>>
>>>> Thank yo in advance.
>>>>
>>>> --
>>>> Sergey
>>>>
>>>>
>>>>
>>>> On Wed, 28 Feb 2018 19:56:42 +0200
>>>> Damjan Jovanovic <dam...@apache.org> wrote:
>>>>
>>>>> I've successfully patched our gstreamer plugin to build with
>>>>> gstreamer-1.0, but how do I test it? Does someone have a sample
>>>>> document that uses gstreamer?
>>>>>
>>>>> The patch is attached for anyone interested. Parts may still be
>>>>> wrong, eg. filter names. Changes between GStreamer 0.1 and 1.0 are
>>>>> documented here:
>>>>> https://gstreamer.freedesktop.org/documentation/application-
>>>> development/appendix/porting-1-0.html
>>>>> https://cgit.freedesktop.org/gstreamer/gstreamer/plain/docs/
>>>> random/porting-to-1.0.txt
>>>>>
>>>>>
>>>>>
>>>>> On Wed, Feb 28, 2018 at 10:22 AM, Damjan Jovanovic <dam...@apache.org>
>>>>> wrote:
>>>>>
>>>>>> Hi
>>>>>>
>>>>>> I've begun having a look.
>>>>>>
>>>>>> We currently test for gstreamer in configure.ac but don't use the
>>>>>> result, re-running pkg-config in a main/avmedia's makefile.
>>>>>>
>>>>>> Changing the version number to 1.0 breaks the build due a missing
>>>>>> header file. Removing that "#include" gets it a little further, but
>>>>>> it breaks due to changed gstreamer API functions. There is also
>>>>>> lots of warnings about deprecated GDK functions. I'll continue
>>>>>> trying later.
>>>>>>
>>>>>> We should really get rid of gstreamer 0.1 ASAP one way or the
>>>>>> other: given how it's been unmaintained since 2013, it may well
>>>>>> have security vulnerabilities. We can't ship it to users since its
>>>>>> license is incompatible, but having users install it separately
>>>>>> still invites trouble.
>>>>>>
>>>>>> Damjan
>>>>
>>>>
>>>>
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>>>
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