mirror of
https://github.com/master-of-zen/Av1an.git
synced 2024-11-25 02:29:40 +00:00
456 lines
17 KiB
Python
Executable file
456 lines
17 KiB
Python
Executable file
#!/usr/bin/env python
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# Todo:
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# Fix Windows log not working
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# Add rav1e 2 pass
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import sys
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import os
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import shutil
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from os.path import join
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from psutil import virtual_memory
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import argparse
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import time
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from shutil import rmtree
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from math import ceil
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from multiprocessing import Pool
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try:
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import scenedetect
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except ImportError:
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print('ERROR: No PyScenedetect installed, try: sudo pip install scenedetect')
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class ProgressBar:
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# Progress Bar for tracking encoding progress
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def __init__(self, tasks):
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self.bar_iteration: int = 0
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self.tasks = tasks
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# Print empty bar on initialization
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self.print()
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def print(self):
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terminal_size, _ = shutil.get_terminal_size((80, 20))
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bar_length = terminal_size - (2 * len(str(self.tasks))) - 13
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if self.bar_iteration == 0:
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percent = 0
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fill_size = 0
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else:
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percent = round(100 * (self.bar_iteration / self.tasks), 1)
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fill_size = int(bar_length * self.bar_iteration // self.tasks)
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end = f'{percent}% {self.bar_iteration}/{self.tasks}'
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in_bar = ('█' * fill_size) + '-' * (bar_length - fill_size)
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print(f'\r|{in_bar}| {end} ', end='')
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def tick(self):
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self.bar_iteration += 1
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self.print()
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class Av1an:
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def __init__(self):
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self.here = os.getcwd()
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self.mode = 0
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self.FFMPEG = 'ffmpeg -hide_banner -loglevel error'
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self.threshold = 30
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self.encode_pass = 2
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self.workers = 0
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self.encoder = 'aomenc'
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self.args = None
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self.audio = ''
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self.logging = None
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self.encoding_params = ''
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self.output_file = ''
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self.force_fps = None
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self.ffmpeg_pipe = None
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self.video_filter = ''
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self.pix_format = 'yuv420p'
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# OS specific NULL pointer
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if sys.platform == 'linux':
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self.null = '&> /dev/null'
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self.point = '&>'
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else:
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self.point = '>'
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self.null = '> NUL'
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def arg_parsing(self):
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# Command line parser
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# Have default params
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parser = argparse.ArgumentParser()
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parser.add_argument('--mode', '-m', type=int, default=self.mode, help='Mode 0 - video, Mode 1 - image')
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parser.add_argument('--encoding_params', '-e', type=str, default=self.encoding_params, help='encoding settings')
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parser.add_argument('--file_path', '-i', type=str, default='bruh.mp4', help='Input File', required=True)
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parser.add_argument('--encoder', '-enc', type=str, default=self.encoder, help='Choosing encoder')
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parser.add_argument('--workers', '-t', type=int, default=0, help='Number of workers')
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parser.add_argument('--audio_params', '-a', type=str, default=self.audio, help='FFmpeg audio settings')
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parser.add_argument('--threshold', '-tr', type=int, default=self.threshold, help='PySceneDetect Threshold')
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parser.add_argument('--logging', '-log', type=str, default=self.logging, help='Enable logging')
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parser.add_argument('--encode_pass', '-p', type=int, default=self.encode_pass, help='Specify encoding passes')
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parser.add_argument('--output_file', '-o', type=str, default='', help='Specify output file')
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parser.add_argument('--force_fps', '-fps', type=int, default=0, help='Force fps of output file')
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parser.add_argument('--video_filter', '-vf', type=str, default=self.video_filter, help='FFmpeg video options')
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parser.add_argument('--pix_format', '-fmt', type=str, default=self.pix_format, help='FFmpeg pixel format')
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# Pass command line args that were passed
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self.args = parser.parse_args()
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# Set encoder if provided
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self.encoder = self.args.encoder.strip()
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# Set mode (Video/Picture)
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self.mode = self.args.mode
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# Number of encoder passes
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self.encode_pass = self.args.encode_pass
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# Adding filter
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if self.args.video_filter != self.video_filter:
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self.video_filter = f' -vf {self.args.video_filter} '
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# Forcing FPS option
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if self.args.force_fps == 0:
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self.force_fps = ''
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else:
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self.force_fps = f' -r {self.args.force_fps}'
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# Changing pixel format, bit format
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if self.args.pix_format != self.pix_format:
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self.pix_format = f' -strict -1 -pix_fmt {self.args.pix_format}'
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else:
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self.pix_format = f'-pix_fmt {self.args.pix_format}'
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self.ffmpeg_pipe = f' {self.video_filter} {self.force_fps} {self.pix_format} -f yuv4mpegpipe - |'
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# Setting logging depending on OS
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if self.logging != self.args.logging:
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if sys.platform == 'linux':
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self.logging = f'&>> {self.args.logging}.log'
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else:
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self.logging = self.null
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def determine_resources(self):
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# Returns number of workers that machine can handle with selected encoder
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cpu = os.cpu_count()
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ram = round(virtual_memory().total / 2 ** 30)
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if self.args.workers != 0:
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self.workers = self.args.workers
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elif self.encoder == 'aomenc':
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self.workers = ceil(min(cpu, ram/1.5))
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elif self.encoder == 'rav1e':
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self.workers = ceil(min(cpu, ram/1.2)) // 3
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elif self.encoder == 'svt_av1':
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self.workers = ceil(min(cpu, ram)) // 5
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else:
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print('Error: no valid encoder')
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exit()
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if self.workers == 0:
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self.workers += 1
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def setup(self, input_file):
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if not os.path.exists(input_file):
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print("File don't exist")
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exit()
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# Make temporal directories, and remove them if already presented
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if os.path.isdir(join(os.getcwd(), ".temp")):
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rmtree(join(self.here, ".temp"))
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os.makedirs(join(self.here, '.temp', 'split'))
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os.makedirs(join(self.here, '.temp', 'encode'))
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def extract_audio(self, input_vid):
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# Extracting audio from video file
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# Encoding audio if needed
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default_audio_params = '-c:a copy'
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ffprobe = 'ffprobe -hide_banner -loglevel error -show_streams -select_streams a'
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# Generate file with audio check
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check = fr'{ffprobe} -i {join(self.here,input_vid)} {self.point} {join(self.here,".temp","audio_check.txt")}'
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os.system(check)
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is_audio_here = os.path.getsize(join(self.here, ".temp", "audio_check.txt"))
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if is_audio_here > 0 and self.args.audio_params == '':
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cmd = f'{self.FFMPEG} -i {join(self.here, input_vid)} ' \
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f'-vn {default_audio_params} {join(os.getcwd(), ".temp", "audio.mkv")} {self.logging}'
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os.system(cmd)
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self.audio = f'-i {join(self.here, ".temp", "audio.mkv")} {default_audio_params}'
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elif is_audio_here > 0 and len(self.args.audio_params) > 1:
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cmd = f'{self.FFMPEG} -i {join(self.here, input_vid)} -vn ' \
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f'{self.args.audio_params} {join(os.getcwd(), ".temp", "audio.mkv")} {self.logging}'
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os.system(cmd)
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self.audio = f'-i {join(self.here, ".temp", "audio.mkv")} {default_audio_params}'
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else:
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self.audio = ''
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def split_video(self, input_vid):
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# PySceneDetect used split video by scenes and pass it to encoder
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# Optimal threshold settings 15-50
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cmd2 = f'scenedetect -i {input_vid} --output .temp/split detect-content ' \
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f'--threshold {self.threshold} list-scenes split-video -c {self.logging}'
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os.system(cmd2)
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print(f'\rVideo {input_vid} splitted')
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def get_video_queue(self, source_path):
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# Returns sorted list of all videos that need to be encoded. Big first
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videos = []
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for root, dirs, files in os.walk(source_path):
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for file in files:
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f = os.path.getsize(os.path.join(root, file))
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videos.append([file, f])
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videos = sorted(videos, key=lambda x: -x[1])
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videos = [i[0] for i in videos[:-1]]
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print(f'Splited videos: {len(videos)}')
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return videos
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def svt_av1_encode(self, file_paths):
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# Single pass:
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# ffmpeg -i input_file -pix_fmt yuv420p -f yuv4mpegpipe - |
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# SvtAv1EncApp -i - -w 1920 -h 1080 -fps 24 -rc 2 -tbr 10000 -enc-mode 5 -b output.ivf
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if self.args.encoding_params == '':
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print('-w -h -fps is required parameters for svt_av1 encoder')
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exit()
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else:
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self.encoding_params = self.args.encoding_params
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encoder = 'SvtAv1EncApp '
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if self.encode_pass == 1:
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pass_1_commands = [
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(f'-i {file[0]} {self.ffmpeg_pipe} ' +
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f' {encoder} -i stdin {self.encoding_params} -b {file[1]} - {self.logging}', file[2])
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for file in file_paths]
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return pass_1_commands
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if self.encode_pass == 2:
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p2i = '-input-stat-file '
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p2o = ' -output-stat-file '
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pass_2_commands = [
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(f'-i {file[0]} {self.ffmpeg_pipe} ' +
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f' {encoder} -i stdin {self.encoding_params} {p2o} {file[0]}.stat -b {file[0]}.bk - {self.logging}',
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f'-i {file[0]} {self.ffmpeg_pipe} ' +
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f' {encoder} -i stdin {self.encoding_params} {p2i} {file[0]}.stat -b {file[1]} - {self.logging}',
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file[2])
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for file in file_paths]
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return pass_2_commands
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def aomenc_encode(self, file_paths):
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# 1_pass Aomenc:
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# ffmpeg -i input_file -pix_fmt yuv420p -f yuv4mpegpipe - |
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# aomenc -q --passes=1 --cpu-used=8 --end-usage=q --cq-level=63 --aq-mode=0 -o output
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# 2_pass Aomenc:
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# ffmpeg -i input_file -pix_fmt yuv420p -f yuv4mpegpipe - |
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# aomenc -q --passes=2 --pass=1 --cpu-used=8 --end-usage=q --cq-level=63 --aq-mode=0 --log_file -o /dev/null -
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# ffmpeg -i input_file -pix_fmt yuv420p -f yuv4mpegpipe - |
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# aomenc -q --passes=2 --pass=2 --cpu-used=8 --end-usage=q --cq-level=63 --aq-mode=0 --log_file -o output -
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if self.args.encoding_params == '':
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self.encoding_params = '--cpu-used=6 --end-usage=q --cq-level=40'
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else:
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self.encoding_params = self.args.encoding_params
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single_pass = 'aomenc -q --passes=1 '
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two_pass_1_aom = 'aomenc -q --passes=2 --pass=1'
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two_pass_2_aom = 'aomenc -q --passes=2 --pass=2'
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if self.encode_pass == 1:
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pass_1_commands = [
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(f'-i {file[0]} {self.ffmpeg_pipe} ' +
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f' {single_pass} {self.encoding_params} -o {file[1]} - {self.logging}', file[2])
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for file in file_paths]
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return pass_1_commands
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if self.encode_pass == 2:
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pass_2_commands = [
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(f'-i {file[0]} {self.ffmpeg_pipe}' +
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f' {two_pass_1_aom} {self.encoding_params} --fpf={file[0]}.log -o /dev/null - {self.logging}',
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f'-i {file[0]} {self.ffmpeg_pipe}' +
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f' {two_pass_2_aom} {self.encoding_params} --fpf={file[0]}.log -o {file[1]} - {self.logging}',
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file[2])
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for file in file_paths]
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return pass_2_commands
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def rav1e_encode(self, file_paths):
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# rav1e Single Pass:
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# ffmpeg - i bruh.mp4 - pix_fmt yuv420p - f yuv4mpegpipe - |
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# rav1e - --speed= 5 --tile-rows 2 --tile-cols 2 - -output output.ivf
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if self.args.encoding_params == '':
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self.encoding_params = '--speed=5 --tile-rows 2 --tile-cols 2'
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else:
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self.encoding_params = self.args.encoding_params
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pass_1_commands = [(f'-i {file[0]} {self.ffmpeg_pipe} '
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f' rav1e - {self.encoding_params} '
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f'--output {file[1]}.ivf', f'{file[2]}.ivf {self.logging}')
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for file in file_paths]
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pass_2_commands = [(f'-i {file[0]} {self.ffmpeg_pipe} '
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f' rav1e - --first-pass {file[0]}.json {self.encoding_params} '
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f'--output {file[1]}.ivf',
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f'-i {file[0]} {self.ffmpeg_pipe} '
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f' rav1e - --second-pass {file[0]}.json {self.encoding_params} '
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f'--output {file[1]}.ivf',
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f'{file[2]}.ivf {self.logging}')
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for file in file_paths]
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return pass_1_commands
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def compose_encoding_queue(self, files):
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file_paths = [(f'{join(os.getcwd(), ".temp", "split", file_name)}',
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f'{join(os.getcwd(), ".temp", "encode", file_name)}',
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file_name) for file_name in files]
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if self.encoder == 'aomenc':
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return self.aomenc_encode(file_paths)
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elif self.encoder == 'rav1e':
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return self.rav1e_encode(file_paths)
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elif self.encoder == 'svt_av1':
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return self.svt_av1_encode(file_paths)
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else:
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print(self.encoder)
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print(f'No valid encoder : "{self.encoder}"')
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exit()
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def encode(self, commands):
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# Passing encoding params to ffmpeg for encoding
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# Replace ffmpeg with aomenc because ffmpeg libaom doesn't work with parameters properly
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for i in commands[:-1]:
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cmd = rf'{self.FFMPEG} -an {i} {self.logging}'
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os.system(cmd)
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def concatenate_video(self, input_video):
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# Using FFMPEG to concatenate all encoded videos to 1 file.
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# Reading all files in A-Z order and saving it to concat.txt
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with open(f'{join(self.here, ".temp", "concat.txt")}', 'w') as f:
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for root, firs, files in os.walk(join(self.here, '.temp', 'encode')):
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for file in sorted(files):
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f.write(f"file '{join(root, file)}'\n")
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concat = join(self.here, ".temp", "concat.txt")
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is_audio_here = os.path.getsize(join(self.here, ".temp", "audio_check.txt"))
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if is_audio_here:
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self.audio = f'-i {join(self.here, ".temp", "audio.mkv")} -c copy'
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if self.output_file == self.args.output_file:
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self.output_file = f'{input_video.split(".")[0]}_av1.mkv'
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else:
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self.output_file = f'{join(self.here, self.args.output_file)}.mkv'
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cmd = f'{self.FFMPEG} -f concat -safe 0 -i {concat} {self.audio} -y {self.output_file} {self.logging}'
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os.system(cmd)
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def image(self, image_path):
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print('Encoding Image..', end='')
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image_pipe = rf'{self.FFMPEG} -i {image_path} -pix_fmt yuv420p10le -f yuv4mpegpipe -strict -1 - | '
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output = rf'{"".join(image_path.split(".")[:-1])}.ivf'
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if self.encoder == 'aomenc':
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aomenc = ' aomenc --passes=1 --pass=1 -q --end-usage=q -b 10 --input-bit-depth=10 '
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cmd = (rf' {image_pipe} ' +
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rf'{aomenc} {self.encoding_params} -o {output} - {self.logging}')
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os.system(cmd)
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elif self.encoder == 'rav1e':
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cmd = (rf' {image_pipe} ' +
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rf' rav1e {self.encoding_params} - -o {output} {self.logging}')
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os.system(cmd)
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else:
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print(f'Not valid encoder: {self.encoder}')
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exit()
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def main(self):
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# Parse initial arguments
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self.arg_parsing()
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# Video Mode
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if self.mode == 0:
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# Check validity of request and create temp folders/files
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self.setup(self.args.file_path)
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# Extracting audio
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self.extract_audio(self.args.file_path)
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# Splitting video and sorting big-first
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self.split_video(self.args.file_path)
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files = self.get_video_queue('.temp/split')
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# Determine resources
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self.determine_resources()
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# Make encode queue
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commands = self.compose_encoding_queue(files)
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# Reduce number of workers if needed
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self.workers = min(len(commands), self.workers)
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# Creating threading pool to encode bunch of files at the same time
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print(f'Starting encoding with {self.workers} workers. \nParameters: {self.encoding_params}\nEncoding..')
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# Progress bar
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bar = ProgressBar(len(files))
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pool = Pool(self.workers)
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for i, _ in enumerate(pool.imap_unordered(self.encode, commands), 1):
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bar.tick()
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self.concatenate_video(self.args.file_path)
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# Delete temp folders
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rmtree(join(os.getcwd(), ".temp"))
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if self.mode == 1:
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self.image(self.args.file_path)
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if __name__ == '__main__':
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# Main thread
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start = time.time()
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av1an = Av1an()
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av1an.main()
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print(f'\nCompleted in {round(time.time()-start, 1)} seconds')
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# Prevent linux terminal from hanging
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if sys.platform == 'linux':
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|
os.popen('stty sane', 'r')
|