19.04 beta 6

[Eugen Mohr]

Hi Harald

Thank you for the feedback/issue collection. I put the points into our 
refactoring issue pad. I’m collecting now info for solving the audio 
problem. You are not the only one.

Eugen

Am 01.12.2018 um 18:44 schrieb Harald Albrecht:
>
> Hi,
>
> while throwing some of my existing Kdenlive projects at 19.04 beta 6 I 
> noticed these things:
>
>   * missing effect: frei0r.scale0tilt -- no, this ain't edge crop,
>     which does not allow repositioning the cropped part. scale0tilt is
>     one of my essential effects which I need in many of my daytime
>     projects, for instance, when cropping and placing screen
>     recordings from mobile devices, PC screens, et cetera over other
>     illustrations.
>   * timeline playback has less performance compared to classic and
>     stutters much more often. preview rendering simply fails without
>     any usable information as to why. preview profile is DNxHD 1080p
>     25fps for FullHD 1080p 25fps project.
>       o switching to MPEG preview rendering profile kills kdenlive:
>         first segment goes yellow -> green, second segment goes
>         yellow, then kdenlive crashes. terminal output is useless with
>         only 10982 memory access violation
>   * project with only two audio tracks gets a third new audio track A3
>     named "extra audio": it contains mp4 video clips from video track
>     V1. Might that be because the source video has a (silent) audio
>     tracks?
>       o By the way: where's the classic disable audio on video clip gone?
>   * the audio of timeline playback doesn't work correctly, audio is
>     "wav" PCM 32bit 48kHz:
>       o some audio clips are silent, albeit they contain a clearly
>         visible audio waveform.
>       o some audio clips don't show an audio waveform, but they should
>         as the clip region in question has non-silent audio.
>       o in general, audio waveform is out of sync with the clips in
>         the timelime and playback: when audio playback is correct, the
>         waveform isn't, clearly visible that silent parts of the audio
>         waveform don't match the correct playback.
>   * Transitions are almost invisible in the timeline and make them
>     very hard to spot. Please add an option to bring back the much
>     more visible classic design: as I work a lot with transitions in
>     order to compose multiple video tracks, the new layout is a pita
>     to me.
>   * Transition keyframes sometimes end up being shown in the
>     transition properties with the correct frame positions, but wrong
>     keyframe "bar" in the properties; that is, while two keyframes at
>     0f and 12f get imported correctly, the keyframe "bar" shows the
>     keyframe at 12f sitting somewhere near the middle, but without any
>     following keyframe. The bar thus extends beyond the length of the
>     transition.
>   * In console I see lots of "couldn't create image from "...png" or
>     "jpg", however, these image file are fine and correctly shown in
>     all other tools; does the AppImage contain borked import
>     filters??? I've seen this problem before with an AppImage, I think
>     it was 18.04 which was totally unusable due to this issue. For
>     reference, 18.08 works fine!
>
> Best regards,
> Harald
>
>
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