In version 24.5, the smtube button has been removed because it's obsolete and it will be replaced with something else in the future.
Check if this works for you: In preferences -> advanced -> mplayer/mpv, type this in the video filters field: format=fmt=yuv420p
Using video-rotate within smplayer has some problems such as not maintaining the aspect ratio so the image it's shown distorted. I think it's not worth it to implement it. You can always pass the option --video-rotate in preferences -> advanced -> options for mplayer/mpv.
Ok, I see. If I run mpv directly with the rotate filter and dxva2, I also get that error: mpv.exe video.mp4 --vo=gpu-next --hwdec=dxva2 --vf-add=lavfi=[rotate=PI/2:ih:iw] (+) Video --vid=1 (*) (h264 1280x720 25.000fps) (+) Audio --aid=1 --alang=eng (*) (aac 2ch 44100Hz) Using hardware decoding (dxva2). [ffmpeg] Impossible to convert between the formats supported by the filter 'mpv_src_in0' and the filter 'auto_scale_0' [lavfi] failed to configure the filter graph Disabling filter lavfi.00 because...
I can't reproduce this problem in my computer, using smplayer 23.12. Do you have the problem with all videos?
I think the problem is already fixed in the development version. https://github.com/smplayer-dev/smplayer/releases/tag/v23.6.0.10197
I think the problem is already fixed in the deveopment versio. https://github.com/smplayer-dev/smplayer/releases/tag/v23.6.0.10197
You need to add the extension (jpg or png) to the filename.