[Kdenlive-devel] more on the PPC video bug

[Stephane Fillod]

Florian Cramer skribis:
> - Not sure whether this is a kdenlive or MLT issue. As posted earlier,
> colors get screwed up consistently on Linux PPC as soon as clip or
> timeline playback is started and apparently switches from unaccelerated
> to xv-accelerated video plackback. (It's not a general xv/video issue
> since the same bug doesn't occur with mplayer, xine, ffplay, vlc etc.)
> 
> To illustrate it, I made two screenshots with a digital camera to also
> capture the xv overlay:
> 
> kdenlive in "pause" mode, video colors are correct:
> http://data.plaintext.cc/kdenlive_pausing.jpg
> 
> kdenlive playing back the video, video colors screwed up:
> http://data.plaintext.cc/kdenlive_playback_bug.jpg
> - Note how also the left and right padding frames around the 4:3
> material in the 16:9 project have changed from black to green.
> Video editing becomes a bit surreal this way... 

Could it be a 16:9 vs. 4:3 scaling issue on big-endian systems?
Have you encountered the problem with 4:3-only projects?

> Both stills are from the same clip.  It's solely a real-time playback
> issue within kdenlive, rendered videos are not affected.

Could it be something in consumer_sdl_preview of MLT ?

-- 
Stephane