I followed the advice and converted PNG files to PNG24, this is the procedure:
root@test:/usr/share/mplayer/skins/clearplayer# file *png button_forward.png: PNG image data, 39 x 126, 8-bit colormap, non-interlaced button_load.png: PNG image data, 39 x 126, 8-bit/color RGB, non-interlaced button_next.png: PNG image data, 39 x 126, 8-bit/color RGB, non-interlaced button_pause.png: PNG image data, 39 x 126, 8-bit colormap, non-interlaced button_play.png: PNG image data, 39 x 126, 8-bit colormap, non-interlaced button.png: PNG image data, 39 x 126, 8-bit colormap, non-interlaced button_prev.png: PNG image data, 39 x 126, 8-bit/color RGB, non-interlaced button_rewind.png: PNG image data, 39 x 126, 8-bit colormap, non-interlaced button_stop.png: PNG image data, 39 x 126, 8-bit colormap, non-interlaced font.png: PNG image data, 171 x 48, 8-bit colormap, non-interlaced main.png: PNG image data, 380 x 115, 8-bit colormap, non-interlaced mute.png: PNG image data, 10 x 51, 8-bit colormap, non-interlaced pos.png: PNG image data, 27 x 45, 8-bit colormap, non-interlaced sub.png: PNG image data, 372 x 286, 8-bit/color RGB, non-interlaced vol.png: PNG image data, 18 x 42, 8-bit colormap, non-interlaced waves.png: PNG image data, 6 x 154, 8-bit colormap, non-interlaced root@test:/usr/share/mplayer/skins/clearplayer# for FILE in *.png ; do sudo convert $FILE -define png:format=png24 $FILE; done root@desk:/usr/share/mplayer/skins/clearplayer# file *png button_forward.png: PNG image data, 39 x 126, 8-bit/color RGB, non-interlaced button_load.png: PNG image data, 39 x 126, 8-bit/color RGB, non-interlaced button_next.png: PNG image data, 39 x 126, 8-bit/color RGB, non-interlaced button_pause.png: PNG image data, 39 x 126, 8-bit/color RGB, non-interlaced button_play.png: PNG image data, 39 x 126, 8-bit/color RGB, non-interlaced button.png: PNG image data, 39 x 126, 8-bit/color RGB, non-interlaced button_prev.png: PNG image data, 39 x 126, 8-bit/color RGB, non-interlaced button_rewind.png: PNG image data, 39 x 126, 8-bit/color RGB, non-interlaced button_stop.png: PNG image data, 39 x 126, 8-bit/color RGB, non-interlaced font.png: PNG image data, 171 x 48, 8-bit/color RGB, non-interlaced main.png: PNG image data, 380 x 115, 8-bit/color RGB, non-interlaced mute.png: PNG image data, 10 x 51, 8-bit/color RGB, non-interlaced pos.png: PNG image data, 27 x 45, 8-bit/color RGB, non-interlaced sub.png: PNG image data, 372 x 286, 8-bit/color RGB, non-interlaced vol.png: PNG image data, 18 x 42, 8-bit/color RGB, non-interlaced waves.png: PNG image data, 6 x 154, 8-bit/color RGB, non-interlaced root@test:/usr/share/mplayer/skins/clearplayer# I can start gmplayer now, issue fixed! $ gmplayer MPlayer 1.3.0 (Debian), built with gcc-7 (C) 2000-2016 MPlayer Team do_connect: could not connect to socket connect: No such file or directory Failed to open LIRC support. You will not be able to use your remote control. Gtk-Message: 01:42:09.749: Failed to load module "canberra-gtk-module" Skin config file at line 19: 'potmeter' is deprecated, use 'hpotmeter' instead. Skin config file at line 24: ',font' is deprecated, use 'font = fontfile' instead. Skin config file at line 32: 'sub' is deprecated, use 'video' instead. Exiting... (Quit) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1774829 Title: gmplayer cannot be started at Ubuntu 18.04 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/mplayer/+bug/1774829/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
