# Convert selected strips to assets via sound, image or clip IDs.
# By tintwotin & batFINGER

import bpy, os

strips = bpy.context.selected_editable_sequences
strips = sorted(strips, key=lambda strip: strip.frame_final_start)

for sq in strips:
    if sq.type == "SOUND":
        sound_path = bpy.path.abspath(sq.sound.filepath)
        my_sound = bpy.data.sounds.load(sound_path)
        print("Sound Path: "+sound_path)
        bpy.ops.asset.mark({"id": my_sound})

    if sq.type == "IMAGE":
        strip_dirname = os.path.dirname(sq.directory)
        image_path = bpy.path.abspath(os.path.join(strip_dirname, sq.name))
        my_image = bpy.data.images.load(image_path)
        print("Image Path: "+image_path)
        bpy.ops.asset.mark({"id": my_image})

    if sq.type == "MOVIE":
        strip_dirname = (os.path.dirname(sq.filepath))
        strip_path = bpy.path.abspath(os.path.join(strip_dirname, sq.name))
        my_movie = bpy.data.movieclips.load(strip_path)
        print("Movie Path: "+strip_path)
        bpy.ops.asset.mark({"id": my_movie})