port dmx comparison to test_sba.py

import os

import pytest

from cut_bs import cut_from_start

from pathlib import Path

from tests.cmp_pcm import cmp_pcm

from tests.conftest import DecoderFrontend, EncoderFrontend

from ..conftest import parse_properties

from tests.conftest import (

    DecoderFrontend,

    EncoderFrontend,

    compare_dmx_signals,

    parse_properties,

)

from ..cmp_stats_files import cmp_stats_files

from ..constants import TESTV_DIR, MAX_ENC_FILE_LENGTH_DIFF, MAX_ENC_STATS_DIFF

from tests.testconfig import use_ltv

            compare_enc_dmx=compare_enc_dmx,

        )

    if update_ref in [0, 2] and compare_enc_dmx:

        dut_dmx_files = sorted(

            Path(dut_pkt_file).parent.glob(f"{Path(dut_pkt_file).stem}.dmx.ch*.pcm")

        )

        ref_dmx_files = [

            str(f).replace(dut_pkt_dir, ref_pkt_dir) for f in dut_dmx_files

        ]

        prop_results = compare_dmx_signals(

            ref_dmx_files, dut_dmx_files, int(sampling_rate)

        )

        for prop, val in prop_results.items():

            dut_encoder_frontend.record_property(prop, val)

    if sid == 1:

        # cut .pkt files such that they start with SID frame

        dut_pkt_file_cut = f"{dut_pkt_dir}/{tag_out}_cut.192"