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supercli.py
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supercli.py
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#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""
Copyright (C) 2024 cibo
This file is part of SUPer <https://github.com/cubicibo/SUPer>.
SUPer is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
SUPer is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with SUPer. If not, see <http://www.gnu.org/licenses/>.
"""
from warnings import filterwarnings
filterwarnings("ignore", message=r"Non-empty compiler", module="pyopencl")
from SUPer import BDNRender, LogFacility
from SUPer.__metadata__ import __author__, __version__ as LIB_VERSION
import os
import sys
from pathlib import Path
from argparse import ArgumentParser
from typing import NoReturn, Union
import time
from datetime import timedelta
#%% Main code
if __name__ == '__main__':
logger = LogFacility.get_logger('SUPer')
def exit_msg(msg: str, is_error: bool = True) -> NoReturn:
if msg != '':
if is_error:
logger.error(msg)
else:
logger.info(msg)
sys.exit(is_error)
####exit_msg
def check_output(fp: Union[Path, str], overwrite: bool) -> None:
ext = ''
fp = Path(fp)
if fp.exists() and not overwrite:
exit_msg("Output file already exist, not overwriting.")
if fp.name.find('.') == -1:
logger.warning("No extension provided, assuming .SUP.")
fp = str(fp) + '.sup'
ext = 'sup'
elif (ext := fp.name.split('.')[-1].lower()) not in ['pes', 'sup']:
exit_msg("Not a known PG stream extension, aborting.")
return str(os.path.expandvars(os.path.expanduser(fp))), ext
def check_ext(fp: Union[Path, str]) -> None:
fp = Path(fp)
parser = ArgumentParser()
parser.add_argument("-i", "--input", type=str, help="Set input BDNXML file.", default='', required=True)
parser.add_argument('-c', '--compression', help="Set compression rate [int, 0-100] (def: %(default)s)", type=int, default=75, required=False)
parser.add_argument('-a', '--acqrate', help="Set acquisition rate [int, 0-100] (def: %(default)s)", type=int, default=100, required=False)
parser.add_argument('-q', '--qmode', help="Set image quantization mode. [1: PIL+K-Means, 2: K-Means, 3: PNGQ/LIQ] (def: %(default)s)", type=int, default=1, required=False)
parser.add_argument('-n', '--allow-normal', help="Flag to allow normal case object redefinition.", action='store_true', default=False, required=False)
parser.add_argument('-b', '--bt', help="Set target BT matrix [601, 709, 2020] (def: %(default)s)", type=int, default=709, required=False)
parser.add_argument('-p', '--palette', help="Flag to always write the full palette.", action='store_true', default=False, required=False)
parser.add_argument('-y', '--yes', help="Flag to overwrite an existing file with the same name.", action='store_true', default=False, required=False)
parser.add_argument('-w', '--withsup', help="Flag to write both SUP and PES+MUI files.", action='store_true', default=False, required=False)
parser.add_argument('-e', '--extra-acq', help="Set min count of palette updates needed to add an acquisition. [0: off] (def: %(default)s)", type=int, default=2, required=False)
parser.add_argument('-m', '--max-kbps', help="Set a max bitrate to validate the output against.", type=int, default=0, required=False)
parser.add_argument('-l', '--log-to-file', help="Enable logging to file and specify the minimum logging level. [10: debug, 20: normal, 30: warn/errors]", type=int, default=-1, required=False)
parser.add_argument('-t', '--threads', help="Set number of concurrent threads, up to 8 supported. [0: auto] (def: %(default)s)", type=int, default=0, required=False)
parser.add_argument('--ssim-tol', help="Set a SSIM analysis offset (positive: higher sensitivity) [int, -100-100] (def: %(default)s)", type=int, default=0, required=False)
#parser.add_argument('--aheadoftime', help="Flag to allow ahead of time decoding. (NOT COMPLIANT)", action='store_true', default=False, required=False)
parser.add_argument('-v', '--version', action='version', version=f"(c) {__author__}, v{LIB_VERSION}")
parser.add_argument("output", type=str)
args = parser.parse_args()
args.aheadoftime = False
#### Sanity checks and conversion
args.output, ext = check_output(args.output, args.yes)
assert abs(args.ssim_tol) <= 100
assert 0 <= args.compression <= 100
assert 0 <= args.acqrate <= 100
if args.qmode not in range(1, 5):
logger.warning("Unknown quantization mode, using PIL+K-Means (1).")
args.qmode = 1
if args.bt not in [601, 709, 2020]:
logger.warning("Unknown BT ITU target, using bt709.")
args.bt = 709
if args.extra_acq < 0:
logger.warning("Got invalid extra-acq, disabling option.")
args.extra_acq = 0
if args.max_kbps > 48000:
logger.warning("Max bitrate is beyond total BDAV limit.")
elif 10 < args.max_kbps < 500:
logger.warning("Max bitrate is low. Buffer underflow errors will be spammed.")
elif args.max_kbps < 10 and args.max_kbps != 0:
exit_msg("Meaningless max bitrate, aborting.")
if args.log_to_file < 0:
args.log_to_file = False
elif args.log_to_file > 40:
logger.warning("Meaningless logging level, disabling file logging.")
args.log_to_file = False
if args.threads < 0 or args.threads > 8:
exit_msg("Incorrect number of threads, aborting.")
if args.aheadoftime and (ext == 'pes' or args.withsup):
exit_msg("PES output without DTS or with ahead-of-time decoding is not allowed, aborting.")
if (ext == 'pes' or args.withsup) and not args.palette:
logger.warning("PES output requested, adding --palette to command.")
args.palette = True
print(f"SUPer version {LIB_VERSION} - (c) 2024 cubicibo")
print("HDMV PGS encoder, with support from Masstock, Alllen and Emulgator.")
parameters = {}
if (config_file := Path('config.ini')).exists():
ini_opts = {}
import configparser
def get_value_key(config, key: str):
try: return config[key]
except KeyError: return None
config = configparser.ConfigParser()
config.read(config_file)
if (super_cfg := get_value_key(config, 'SUPer')) is not None:
ini_opts['super_cfg'] = dict(super_cfg)
if args.qmode >= 3:
exepath = None
piq_values = {}
if (piq_sect := get_value_key(config, 'PILIQ')) is not None:
if (exepath := piq_sect.pop('quantizer', None)) is not None and not os.path.isabs(exepath):
exepath = str(Path(os.path.abspath(Path(sys.argv[0]).parent)).joinpath(exepath))
piq_values |= {k: int(v) for k, v in piq_sect.items()}
ini_opts['quant'] = {'qpath': exepath} | piq_values
if len(ini_opts):
parameters['ini_opts'] = ini_opts
###
parameters |= {
'quality_factor': int(args.compression)/100,
'refresh_rate': int(args.acqrate)/100,
'quantize_lib': args.qmode,
'bt_colorspace': f"bt{args.bt}",
'no_overlap': not args.aheadoftime,
'full_palette': args.palette,
'output_all_formats': args.withsup,
'normal_case_ok': args.allow_normal,
'max_kbps': args.max_kbps,
'log_to_file': args.log_to_file,
'insert_acquisitions': args.extra_acq,
'ssim_tol': args.ssim_tol/100,
'threads': 'auto' if args.threads == 0 else args.threads,
}
ts_start = time.monotonic()
bdnr = BDNRender(args.input, parameters, args.output)
bdnr.optimise()
bdnr.write_output()
exit_msg(f"Success. Duration: {timedelta(seconds=round(time.monotonic() - ts_start, 3))}", False)
####