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utilities.py
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utilities.py
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import glob
import mimetypes
import os
import platform
import shutil
import ssl
import subprocess
import urllib
from pathlib import Path
from typing import List, Optional
from tqdm import tqdm
import roop.globals
TEMP_DIRECTORY = 'temp'
TEMP_VIDEO_FILE = 'temp.mp4'
# monkey patch ssl for mac
if platform.system().lower() == 'darwin':
ssl._create_default_https_context = ssl._create_unverified_context
def run_ffmpeg(args: List[str]) -> bool:
commands = ['ffmpeg', '-hide_banner', '-loglevel', roop.globals.log_level]
commands.extend(args)
try:
subprocess.check_output(commands, stderr=subprocess.STDOUT)
return True
except subprocess.CalledProcessError:
return False
def detect_fps(target_path: str) -> float:
command = ['ffprobe', '-v', 'error', '-select_streams', 'v:0', '-show_entries', 'stream=r_frame_rate', '-of', 'default=noprint_wrappers=1:nokey=1', target_path]
output = subprocess.check_output(command).decode().strip().split('/')
try:
numerator, denominator = map(int, output)
return numerator / denominator
except (ValueError, ZeroDivisionError):
return 30
def extract_frames(target_path: str, fps: float = 30) -> bool:
temp_directory_path = get_temp_directory_path(target_path)
temp_frame_quality = round(31 - (roop.globals.temp_frame_quality * 0.31))
trim_frame_start = roop.globals.trim_frame_start
trim_frame_end = roop.globals.trim_frame_end
commands = ['-hwaccel', 'auto', '-i', target_path, '-q:v', str(temp_frame_quality), '-pix_fmt', 'rgb24']
if trim_frame_start is not None and trim_frame_end is not None:
commands.extend(['-vf', f'trim=start_frame={trim_frame_start}:end_frame={trim_frame_end},fps={fps}'])
elif trim_frame_start is not None:
commands.extend(['-vf', f'trim=start_frame={trim_frame_start},fps={fps}'])
elif trim_frame_end is not None:
commands.extend(['-vf', f'trim=end_frame={trim_frame_end},fps={fps}'])
else:
commands.extend(['-vf', f'fps={fps}'])
commands.extend([os.path.join(temp_directory_path, '%04d.' + roop.globals.temp_frame_format)])
return run_ffmpeg(commands)
def create_video(target_path: str, fps: float = 30) -> bool:
temp_output_path = get_temp_output_path(target_path)
temp_directory_path = get_temp_directory_path(target_path)
output_video_quality = round(51 - (roop.globals.output_video_quality * 0.5))
commands = ['-hwaccel', 'auto', '-r', str(fps), '-i', os.path.join(temp_directory_path, '%04d.' + roop.globals.temp_frame_format), '-c:v', roop.globals.output_video_encoder]
if roop.globals.output_video_encoder in ['libx264', 'libx265', 'libvpx']:
commands.extend(['-crf', str(output_video_quality)])
if roop.globals.output_video_encoder in ['h264_nvenc', 'hevc_nvenc']:
commands.extend(['-cq', str(output_video_quality)])
commands.extend(['-pix_fmt', 'yuv420p', '-vf', 'colorspace=bt709:iall=bt601-6-625', '-y', temp_output_path])
return run_ffmpeg(commands)
def restore_audio(target_path: str, output_path: str) -> None:
temp_output_path = get_temp_output_path(target_path)
done = run_ffmpeg(['-hwaccel', 'auto', '-i', temp_output_path, '-i', target_path, '-c:v', 'copy', '-map', '0:v:0', '-map', '1:a:0', '-y', output_path])
if not done:
move_temp(target_path, output_path)
def get_temp_frame_paths(target_path: str) -> List[str]:
temp_directory_path = get_temp_directory_path(target_path)
return glob.glob((os.path.join(glob.escape(temp_directory_path), '*.' + roop.globals.temp_frame_format)))
def get_temp_directory_path(target_path: str) -> str:
target_name, _ = os.path.splitext(os.path.basename(target_path))
target_directory_path = os.path.dirname(target_path)
return os.path.join(target_directory_path, TEMP_DIRECTORY, target_name)
def get_temp_output_path(target_path: str) -> str:
temp_directory_path = get_temp_directory_path(target_path)
return os.path.join(temp_directory_path, TEMP_VIDEO_FILE)
def normalize_output_path(source_path: str, target_path: str, output_path: str) -> Optional[str]:
if source_path and target_path and output_path:
source_name, _ = os.path.splitext(os.path.basename(source_path))
target_name, target_extension = os.path.splitext(os.path.basename(target_path))
if os.path.isdir(output_path):
return os.path.join(output_path, source_name + '-' + target_name + target_extension)
return output_path
def create_temp(target_path: str) -> None:
temp_directory_path = get_temp_directory_path(target_path)
Path(temp_directory_path).mkdir(parents=True, exist_ok=True)
def move_temp(target_path: str, output_path: str) -> None:
temp_output_path = get_temp_output_path(target_path)
if os.path.isfile(temp_output_path):
if os.path.isfile(output_path):
os.remove(output_path)
shutil.move(temp_output_path, output_path)
def clean_temp(target_path: str) -> None:
temp_directory_path = get_temp_directory_path(target_path)
parent_directory_path = os.path.dirname(temp_directory_path)
if not roop.globals.keep_temp and os.path.isdir(temp_directory_path):
shutil.rmtree(temp_directory_path)
if os.path.exists(parent_directory_path) and not os.listdir(parent_directory_path):
os.rmdir(parent_directory_path)
def has_image_extension(image_path: str) -> bool:
return image_path.lower().endswith(('png', 'jpg', 'jpeg', 'webp'))
def has_video_extension(video_path: str) -> bool:
return video_path.lower().endswith(('mp4'))
def is_image(image_path: str) -> bool:
if image_path and os.path.isfile(image_path):
mimetype, _ = mimetypes.guess_type(image_path)
return bool(mimetype and mimetype.startswith('image/'))
return False
def is_video(video_path: str) -> bool:
if video_path and os.path.isfile(video_path):
mimetype, _ = mimetypes.guess_type(video_path)
return bool(mimetype and mimetype.startswith('video/'))
return False
def conditional_download(download_directory_path: str, urls: List[str]) -> None:
if not os.path.exists(download_directory_path):
os.makedirs(download_directory_path)
for url in urls:
download_file_path = os.path.join(download_directory_path, os.path.basename(url))
if not os.path.exists(download_file_path):
request = urllib.request.urlopen(url) # type: ignore[attr-defined]
total = int(request.headers.get('Content-Length', 0))
with tqdm(total=total, desc='Downloading', unit='B', unit_scale=True, unit_divisor=1024) as progress:
urllib.request.urlretrieve(url, download_file_path, reporthook=lambda count, block_size, total_size: progress.update(block_size)) # type: ignore[attr-defined]
def resolve_relative_path(path: str) -> str:
return os.path.abspath(os.path.join(os.path.dirname(__file__), path))
def list_module_names(path: str) -> Optional[List[str]]:
if os.path.exists(path):
files = os.listdir(path)
return [Path(file).stem for file in files if not Path(file).stem.startswith('__')]
return None