boot videos are now per-theme

Author: cobaltgit

static/trimui/app/MainUI

@@ -4,7 +4,9 @@
 
 QUICKSAVE_CMD_TO_RUN="/mnt/SDCARD/Saves/quicksave_cmd_to_run.sh"
 SAVED_MAINUI_STATE="/mnt/SDCARD/Saves/quicksave_mainui_state.json"
-BOOT_VIDEO="/mnt/SDCARD/System/etc/bootvideo.mp4"
+
+THEME_PATH="$(awk -F'"' '/"theme":/ {print $4}' "/mnt/UDISK/system.json" | sed 's:/*$:/:')"
+BOOT_VIDEO="$THEME_PATH/bootvideo.mp4"
 
 start_mainui() {
     cycle_usb_audio