Files
Zordon/src/engines/ffmpeg/ffmpeg_downloader.py
2024-08-05 10:57:56 -05:00

187 lines
7.8 KiB
Python

import logging
import os
import re
import requests
from src.engines.core.base_downloader import EngineDownloader
from src.engines.ffmpeg.ffmpeg_engine import FFMPEG
from src.utilities.misc_helper import current_system_cpu, current_system_os
logger = logging.getLogger()
class FFMPEGDownloader(EngineDownloader):
engine = FFMPEG
# macOS FFMPEG mirror maintained by Evermeet - https://evermeet.cx/ffmpeg/
macos_url = "https://evermeet.cx/pub/ffmpeg/"
# Linux FFMPEG mirror maintained by John van Sickle - https://johnvansickle.com/ffmpeg/
linux_url = "https://johnvansickle.com/ffmpeg/"
# macOS FFMPEG mirror maintained by GyanD - https://www.gyan.dev/ffmpeg/builds/
windows_download_url = "https://github.com/GyanD/codexffmpeg/releases/download/"
windows_api_url = "https://api.github.com/repos/GyanD/codexffmpeg/releases"
# used to cache renderer versions in case they need to be accessed frequently
version_cache = {}
@classmethod
def __get_macos_versions(cls, use_cache=True):
# cache the versions locally
version_cache = cls.version_cache.get('macos')
if version_cache and use_cache:
return version_cache
response = requests.get(cls.macos_url, timeout=5)
response.raise_for_status()
link_pattern = r'>(.*\.zip)[^\.]'
link_matches = re.findall(link_pattern, response.text)
releases = [link.split('-')[-1].split('.zip')[0] for link in link_matches]
cls.version_cache['macos'] = releases
return releases
@classmethod
def __get_linux_versions(cls, use_cache=True):
# cache the versions locally
version_cache = cls.version_cache.get('linux')
if version_cache and use_cache:
return version_cache
# Link 1 / 2 - Current Version
response = requests.get(cls.linux_url, timeout=5)
response.raise_for_status()
current_release = re.findall(r'release: ([\w\.]+)', response.text)[0]
# Link 2 / 2 - Previous Versions
response = requests.get(os.path.join(cls.linux_url, 'old-releases'), timeout=5)
response.raise_for_status()
releases = list(set(re.findall(r'href="ffmpeg-([\w\.]+)-.*">ffmpeg', response.text)))
releases.sort(reverse=True)
releases.insert(0, current_release)
# Add to cache
cls.version_cache['linux'] = releases
return releases
@classmethod
def __get_windows_versions(cls, use_cache=True):
version_cache = cls.version_cache.get('windows')
if version_cache and use_cache:
return version_cache
response = requests.get(cls.windows_api_url, timeout=5)
response.raise_for_status()
releases = []
all_git_releases = response.json()
for item in all_git_releases:
if re.match(r'^[0-9.]+$', item['tag_name']):
releases.append(item['tag_name'])
cls.version_cache['linux'] = releases
return releases
@classmethod
def all_versions(cls, system_os=None, cpu=None):
system_os = system_os or current_system_os()
cpu = cpu or current_system_cpu()
versions_per_os = {'linux': cls.__get_linux_versions, 'macos': cls.__get_macos_versions,
'windows': cls.__get_windows_versions}
if not versions_per_os.get(system_os):
logger.error(f"Cannot find version list for {system_os}")
return
results = []
all_versions = versions_per_os[system_os]()
for version in all_versions:
remote_url = cls.__get_remote_url_for_version(version=version, system_os=system_os, cpu=cpu)
results.append({'cpu': cpu, 'file': os.path.basename(remote_url), 'system_os': system_os, 'url': remote_url,
'version': version})
return results
@classmethod
def __get_remote_url_for_version(cls, version, system_os, cpu):
# Platform specific naming cleanup
remote_url = None
if system_os == 'macos':
remote_url = os.path.join(cls.macos_url, f"ffmpeg-{version}.zip")
elif system_os == 'linux':
cpu = cpu.replace('x64', 'amd64') # change cpu to match repo naming convention
latest_release = (version == cls.__get_linux_versions(use_cache=True)[0])
release_dir = 'releases' if latest_release else 'old-releases'
release_filename = f'ffmpeg-release-{cpu}-static.tar.xz' if latest_release else \
f'ffmpeg-{version}-{cpu}-static.tar.xz'
remote_url = os.path.join(cls.linux_url, release_dir, release_filename)
elif system_os == 'windows':
remote_url = f"{cls.windows_download_url.strip('/')}/{version}/ffmpeg-{version}-full_build.zip"
else:
logger.error("Unknown system os")
return remote_url
@classmethod
def find_most_recent_version(cls, system_os=None, cpu=None, lts_only=False):
try:
system_os = system_os or current_system_os()
cpu = cpu or current_system_cpu()
return cls.all_versions(system_os, cpu)[0]
except (IndexError, requests.exceptions.RequestException) as e:
logger.error(f"Cannot get most recent version of ffmpeg: {e}")
return {}
@classmethod
def version_is_available_to_download(cls, version, system_os=None, cpu=None):
for ver in cls.all_versions(system_os, cpu):
if ver['version'] == version:
return ver
return None
@classmethod
def download_engine(cls, version, download_location, system_os=None, cpu=None, timeout=120):
system_os = system_os or current_system_os()
cpu = cpu or current_system_cpu()
# Verify requested version is available
found_version = [item for item in cls.all_versions(system_os, cpu) if item['version'] == version]
if not found_version:
logger.error(f"Cannot find FFMPEG version {version} for {system_os} and {cpu}")
return
# Platform specific naming cleanup
remote_url = cls.__get_remote_url_for_version(version=version, system_os=system_os, cpu=cpu)
if system_os == 'macos': # override location to match linux
download_location = os.path.join(download_location, f'ffmpeg-{version}-{system_os}-{cpu}')
# Download and extract
try:
logger.info(f"Requesting download of ffmpeg-{version}-{system_os}-{cpu}")
cls.download_and_extract_app(remote_url=remote_url, download_location=download_location, timeout=timeout)
# naming cleanup to match existing naming convention
output_path = os.path.join(download_location, f'ffmpeg-{version}-{system_os}-{cpu}')
if system_os == 'linux':
initial_cpu = cpu.replace('x64', 'amd64') # change cpu to match repo naming convention
os.rename(os.path.join(download_location, f'ffmpeg-{version}-{initial_cpu}-static'), output_path)
elif system_os == 'windows':
os.rename(os.path.join(download_location, f'ffmpeg-{version}-full_build'), output_path)
return output_path
except (IndexError, FileNotFoundError) as e:
logger.error(f"Cannot download requested engine: {e}")
except OSError as e:
logger.error(f"OS error while processing engine download: {e}")
if __name__ == "__main__":
logging.basicConfig(level=logging.INFO, format='%(asctime)s - %(name)s - %(levelname)s - %(message)s')
# print(FFMPEGDownloader.download_engine('6.0', '/Users/brett/zordon-uploads/engines/'))
# print(FFMPEGDownloader.find_most_recent_version(system_os='linux'))
print(FFMPEGDownloader.download_engine(version='6.0', download_location='/Users/brett/zordon-uploads/engines/',
system_os='linux', cpu='x64'))