python blender-list-files-of-loaded-image-sequence.py

Posted 2021-05-09

# for http://blender.stackexchange.com/q/73858/3710

import bpy
import os

def image_sequence_resolve(operator, context):
    
    filepath = context.space_data.clip.filepath
    filepath_full = bpy.path.abspath(filepath)
        
    basedir, filename = os.path.split(filepath_full)
    filename_noext, ext = os.path.splitext(filename)

    from string import digits
    if isinstance(filepath, bytes):
        digits = digits.encode()
    filename_nodigits = filename_noext.rstrip(digits)

    if len(filename_nodigits) == len(filename_noext):
        # input isn't from a sequence
        return []

    files = os.listdir(basedir)
    return [
        os.path.join(basedir, f)
        for f in files
        if f.startswith(filename_nodigits) and
           f.endswith(ext) and
           f[len(filename_nodigits):-len(ext) if ext else -1].isdigit()]


class CLIP_OT_image_sequence(bpy.types.Operator):
    bl_idname="clip.image_sequence"
    bl_label="List Files of Image Sequence"

    @classmethod
    def poll(cls, context):
        spc = context.space_data
        return (spc.type == 'CLIP_EDITOR') and spc.clip

    def execute(self, context):
        spc = context.space_data
        if spc.clip.source == 'SEQUENCE':
            print(image_sequence_resolve(self, context))
            self.report({"INFO"}, "Image Sequence: {}".format(spc.clip.name))
        else:
            self.report({"INFO"}, "Not a sequence")
        return {'FINISHED'}


def register():
    bpy.utils.register_class(CLIP_OT_image_sequence)

def unregister():
    bpy.utils.unregister_class(CLIP_OT_image_sequence)

if __name__ == "__main__":
    register()