Gestion du désentrelacement, correction de bugs et passage au containeur MP4
This commit is contained in:
parent
ddbf16504a
commit
f7efbab2aa
GPG Key ID:
E36069A977E2A9ED
323
vid_convert.py
323
vid_convert.py
@ -1,323 +0,0 @@
|
||||
#!/usr/bin/env python3
|
||||
# -*- coding: utf-8 -*-
|
||||
|
||||
import json
|
||||
import subprocess
|
||||
import logging
|
||||
from os import listdir, remove
|
||||
|
||||
|
||||
def get_infos(file):
|
||||
'''
|
||||
Cette fonction extrait les informations du film à l'aide de ffprobe et les stocke
|
||||
dans un dictionnaire pour une utilisation ultérieure.
|
||||
|
||||
-> http://ffmpeg.org/ffprobe.html
|
||||
'''
|
||||
v_infos = {
|
||||
'index': None,
|
||||
'height': None,
|
||||
'width': None,
|
||||
'color_primaries': None,
|
||||
'color_space': None,
|
||||
'color_transfer': None,
|
||||
'pix_fmt': None,
|
||||
'display_aspect_ratio': None,
|
||||
}
|
||||
a_infos = {}
|
||||
v_infos_cmd = f'ffprobe -v quiet -print_format json -show_format -show_streams -show_frames -read_intervals "%+#1" -select_streams v {file}'
|
||||
v_infos_raw = subprocess.getoutput(v_infos_cmd)
|
||||
a_infos_cmd = f"ffprobe -v quiet -print_format json -show_format -show_streams -select_streams a {file}"
|
||||
a_infos_raw = subprocess.getoutput(a_infos_cmd)
|
||||
s_infos_cmd = f"ffprobe -v quiet -print_format json -show_streams -select_streams s {file}"
|
||||
s_infos_raw = subprocess.getoutput(s_infos_cmd)
|
||||
full_v_infos = json.loads(v_infos_raw)
|
||||
full_a_infos = json.loads(a_infos_raw)
|
||||
full_s_infos = json.loads(s_infos_raw)
|
||||
v_stream = full_v_infos['streams'][0]
|
||||
for prop in v_infos.keys():
|
||||
try:
|
||||
v_infos.update({prop: v_stream[prop]})
|
||||
except KeyError:
|
||||
pass
|
||||
try:
|
||||
v_infos.update({'side_data_list': full_v_infos['frames'][0]['side_data_list']})
|
||||
except KeyError:
|
||||
pass
|
||||
a_infos = []
|
||||
for a_stream in full_a_infos['streams']:
|
||||
a_stream_infos = {
|
||||
'index': a_stream['index'],
|
||||
'channels': a_stream['channels'],
|
||||
'channel_layout': a_stream['channel_layout'],
|
||||
'language': a_stream['tags']['language']
|
||||
}
|
||||
try:
|
||||
a_stream_infos.update({'title': a_stream['tags']['title']})
|
||||
except KeyError:
|
||||
a_stream_infos.update({'title': 'No title'})
|
||||
a_infos.append(a_stream_infos)
|
||||
s_infos = []
|
||||
for s_stream in full_s_infos['streams']:
|
||||
s_stream_infos = {
|
||||
'index': s_stream['index'],
|
||||
'language': s_stream['tags']['language']}
|
||||
s_infos.append(s_stream_infos)
|
||||
duration = subprocess.getoutput(f"ffprobe -v quiet -print_format json -show_format {file}")
|
||||
duration = json.loads(duration)
|
||||
duration = float(duration['format']['duration'])
|
||||
hdr10_v_cmd = f'ffmpeg -loglevel panic -i {file} -c:v copy -vbsf hevc_mp4toannexb -f hevc - | hdr10plus_parser -o metadata.json --verify -'
|
||||
hdr10_v_raw = subprocess.getoutput(hdr10_v_cmd)
|
||||
if 'metadata detected' in hdr10_v_raw:
|
||||
hdr10_cmd = f'ffmpeg -loglevel panic -i {file} -c:v copy -vbsf hevc_mp4toannexb -f hevc - | hdr10plus_parser -o /tmp/{file}_hdr10_metadata.json -'
|
||||
hdr10_cmd_res = subprocess.getoutput(hdr10_cmd)
|
||||
logging.debug(hdr10_cmd_res)
|
||||
v_infos.update({'hdr10plus': True, 'hdr10plus_metadata': f'/tmp/{file}_hdr10_metadata.json'})
|
||||
infos = {'duration': duration, 'video': v_infos, 'audio': a_infos, 'subtitles': s_infos}
|
||||
logging.debug("Informations du film : \n" + json.dumps(infos, indent=True))
|
||||
return infos
|
||||
|
||||
|
||||
def is_interlaced(file, infos):
|
||||
'''
|
||||
Cette fonction detecte si la vidéo est entrelacée.
|
||||
-> https://fr.wikipedia.org/wiki/Entrelacement_(vid%C3%A9o)
|
||||
'''
|
||||
duration_tier = int(infos['duration'] / 3)
|
||||
command = f"ffmpeg -loglevel info -ss {duration_tier} -t {duration_tier} -i {file} -an -filter:v idet -f null -y /dev/null"
|
||||
result = subprocess.getoutput(command)
|
||||
for line in result.splitlines():
|
||||
if "Multi" in line:
|
||||
TFF = int(line.split('TFF:')[1].split()[0])
|
||||
BFF = int(line.split('BFF:')[1].split()[0])
|
||||
Progressive = int(line.split('Progressive:')[1].split()[0])
|
||||
try:
|
||||
pct = ((TFF + BFF) / (TFF + BFF + Progressive)) * 100
|
||||
pct = round(pct)
|
||||
except ZeroDivisionError:
|
||||
pct = 100
|
||||
if pct > 10:
|
||||
logging.debug("Vidéo entrelacée à {pct}%")
|
||||
return True
|
||||
else:
|
||||
logging.debug("Vidéo non entrelacée")
|
||||
return False
|
||||
|
||||
|
||||
def cropping(file, infos):
|
||||
'''
|
||||
Cette fonction detecte les bandes inutiles de la vidéo
|
||||
'''
|
||||
logging.info("Détection de la taille de l'image...")
|
||||
duration_tier = int(infos['duration'] / 3)
|
||||
command = f"ffmpeg -loglevel info -i {file} -ss {duration_tier} -t {duration_tier} -an -f null -vf cropdetect -y /dev/null"
|
||||
logging.debug(command)
|
||||
cropsize = subprocess.getoutput(command).splitlines()[-3].split()[-1]
|
||||
logging.debug(f"Paramètre de découpe : {cropsize}")
|
||||
return cropsize
|
||||
|
||||
|
||||
def volume_audio(file, infos):
|
||||
'''
|
||||
Cette fonction ajuste le volume vers 0dB
|
||||
'''
|
||||
volumes = {}
|
||||
for piste_audio in infos['audio']:
|
||||
piste = piste_audio['index']
|
||||
command = f"ffmpeg -loglevel info -i {file} -map 0:{piste} -af volumedetect -f null -y /dev/null"
|
||||
logging.info(f"Détection du volume de la piste {piste}...")
|
||||
logging.debug(command)
|
||||
volumedetect = subprocess.getoutput(command)
|
||||
for line in volumedetect.splitlines():
|
||||
if "max_volume" in line:
|
||||
volume = line.split()[-2]
|
||||
volume = f"{str(-float(volume))}dB"
|
||||
logging.debug(f"Ajustement du volume de la piste {piste} : {volume}")
|
||||
volumes.update({piste: volume})
|
||||
return volumes
|
||||
|
||||
|
||||
def stabilization(file):
|
||||
'''
|
||||
Cette fonction permet de stabiliser l'image,
|
||||
par exemple quand filmé au smartphone.
|
||||
'''
|
||||
cmd_stab = f'ffmpeg -i {file} -vf vidstabdetect=shakiness=10:accuracy=10:result="/tmp/vidstab.trf" -f null - '
|
||||
subprocess.getoutput(cmd_stab)
|
||||
|
||||
|
||||
def extract_subs(file, track, lang):
|
||||
command = f'ffmpeg -loglevel error -i {file} -map 0:{track} -map_metadata -1 -vn -an -c:s copy -metadata language="{lang}" -y {file}_subtitle_{track}_{lang}.mkv'
|
||||
logging.info(f"Extraction du sous-titre {track}, langue : {lang}...")
|
||||
logging.debug(command)
|
||||
result = subprocess.getoutput(command)
|
||||
if result != "":
|
||||
logging.error(result)
|
||||
|
||||
|
||||
def convert_audio(file, track, volume_adj, channels, channel_layout, language, title):
|
||||
if channel_layout == "5.1(side)":
|
||||
channel_layout = "5.1"
|
||||
codec = 'libfdk_aac -vbr 5'
|
||||
metadatas = f'-metadata language="{language}" -metadata title="{title}"'
|
||||
command = f'ffmpeg -loglevel error -i {file} -map 0:{track} -map_metadata -1 -vn -sn -c:a {codec} -mapping_family 1 -filter:a volume={volume_adj},aformat=channel_layouts={channel_layout} {metadatas} -y {file}_audio_{track}_{language}.mka'
|
||||
logging.debug(command)
|
||||
result = subprocess.getoutput(command)
|
||||
if result != "":
|
||||
logging.error(result)
|
||||
|
||||
|
||||
def convert_video(file, infos, start, crop, crf, animation):
|
||||
str_start = "{:05d}".format(start)
|
||||
output = f'{file}_video_t{str_start}.mkv'
|
||||
fmt = "yuv420p10le"
|
||||
track = infos['video']['index']
|
||||
codec = 'libx265 -preset slower'
|
||||
hdr = ''
|
||||
if animation:
|
||||
tune = "-tune animation"
|
||||
else:
|
||||
tune = ""
|
||||
if 'side_data_list' in infos['video'].keys():
|
||||
try:
|
||||
light_level = f"{infos['video']['side_data_list'][1]['max_content']},{infos['video']['side_data_list'][1]['max_average']}"
|
||||
color_primaries = infos['video']['color_primaries']
|
||||
color_transfer = infos['video']['color_transfer']
|
||||
color_space = infos['video']['color_space']
|
||||
green_x = infos['video']['side_data_list'][0]['green_x'].split('/')
|
||||
green_x = int(int(green_x[0])*(int(green_x[1])/50000))
|
||||
green_y = infos['video']['side_data_list'][0]['green_y'].split('/')
|
||||
green_y = int(int(green_y[0])*(int(green_y[1])/50000))
|
||||
green = f'G\({green_x},{green_y}\)'
|
||||
blue_x = infos['video']['side_data_list'][0]['blue_x'].split('/')
|
||||
blue_x = int(int(blue_x[0])*(int(blue_x[1])/50000))
|
||||
blue_y = infos['video']['side_data_list'][0]['blue_y'].split('/')
|
||||
blue_y = int(int(blue_y[0])*(int(blue_y[1])/50000))
|
||||
blue = f'B\({blue_x},{blue_y}\)'
|
||||
red_x = infos['video']['side_data_list'][0]['red_x'].split('/')
|
||||
red_x = int(int(red_x[0])*(int(red_x[1])/50000))
|
||||
red_y = infos['video']['side_data_list'][0]['red_y'].split('/')
|
||||
red_y = int(int(red_y[0])*(int(red_y[1])/50000))
|
||||
red = f'R\({red_x},{red_y}\)'
|
||||
white_point_x = infos['video']['side_data_list'][0]['white_point_x'].split('/')
|
||||
white_point_x = int(int(white_point_x[0])*(int(white_point_x[1])/50000))
|
||||
white_point_y = infos['video']['side_data_list'][0]['white_point_y'].split('/')
|
||||
white_point_y = int(int(white_point_y[0])*(int(white_point_y[1])/50000))
|
||||
white_point = f'WP\({white_point_x},{white_point_y}\)'
|
||||
min_luminance = infos['video']['side_data_list'][0]['min_luminance'].split('/')
|
||||
min_luminance = int(int(min_luminance[0])*(int(min_luminance[1])/10000))
|
||||
max_luminance = infos['video']['side_data_list'][0]['max_luminance'].split('/')
|
||||
max_luminance = int(int(max_luminance[0])*(int(max_luminance[1])/10000))
|
||||
luminance = f'L\({max_luminance},{min_luminance}\)'
|
||||
master_display = green + blue + red + white_point + luminance
|
||||
hdr = f'-x265-params hdr-opt=1:repeat-headers=1:colorprim={color_primaries}:transfer={color_transfer}:colormatrix={color_space}:master-display={master_display}:max-cll={light_level}'
|
||||
except Exception as err:
|
||||
logging.debug(f"Aucune information HDR : {err}")
|
||||
command = f'ffmpeg -loglevel error -i {file} -map 0:{track} -ss {start} -t 300 -an -sn -c:v {codec} {tune} {hdr} -crf {crf} -pix_fmt {fmt} -filter:v {crop} -y {output}'
|
||||
logging.debug(command)
|
||||
result = subprocess.getoutput(command)
|
||||
if result != "":
|
||||
logging.error(result)
|
||||
|
||||
|
||||
def create_mkv(filename):
|
||||
json_data = []
|
||||
json_data.append("--output")
|
||||
json_data.append(f"{filename}_FINAL.mkv")
|
||||
for file in listdir():
|
||||
if f"{filename}_video_t" in file:
|
||||
json_data.append("--no-track-tags")
|
||||
json_data.append("--no-global-tags")
|
||||
json_data.append("--no-chapters")
|
||||
if "t00000" not in file:
|
||||
json_data.append("+")
|
||||
json_data.append("(")
|
||||
json_data.append(file)
|
||||
json_data.append(")")
|
||||
for file in listdir():
|
||||
if f"{filename}_audio" in file:
|
||||
lang = file[-7:][:-4]
|
||||
json_data.append("--no-track-tags")
|
||||
json_data.append("--no-global-tags")
|
||||
json_data.append("--no-chapters")
|
||||
json_data.append("--language")
|
||||
json_data.append(f"0:{lang}")
|
||||
json_data.append("(")
|
||||
json_data.append(file)
|
||||
json_data.append(")")
|
||||
for file in listdir():
|
||||
if f"{filename}_subtitle" in file:
|
||||
json_data.append("--no-track-tags")
|
||||
json_data.append("--no-global-tags")
|
||||
json_data.append("--no-chapters")
|
||||
lang = file[-7:][:-4]
|
||||
json_data.append("--language")
|
||||
json_data.append(f"0:{lang}")
|
||||
json_data.append("(")
|
||||
json_data.append(file)
|
||||
json_data.append(")")
|
||||
with open(f"/tmp/{filename}.json", "w") as mkvmerge_options:
|
||||
mkvmerge_options.write(json.dumps(json_data))
|
||||
command = f"mkvmerge -v @/tmp/{filename}.json"
|
||||
logging.debug(command)
|
||||
result = subprocess.getoutput(command)
|
||||
logging.info(result)
|
||||
remove(f"/tmp/{filename}.json")
|
||||
for file in listdir():
|
||||
if f"{filename}_video" in file:
|
||||
remove(file)
|
||||
if f"{filename}_audio" in file:
|
||||
remove(file)
|
||||
if f"{filename}_subtitle" in file:
|
||||
remove(file)
|
||||
|
||||
|
||||
def mkv_to_mp4(filename):
|
||||
options = "-map 0 -c:a copy -c:v copy -c:s copy -movflags faststart"
|
||||
command = f"ffmpeg -loglevel error -i {filename}_FINAL.mkv {options} -y NEW_{filename[:-4]}.mp4"
|
||||
result = subprocess.getoutput(command)
|
||||
if result != "":
|
||||
logging.error(result)
|
||||
else:
|
||||
remove(f"{filename}_FINAL.mkv")
|
||||
|
||||
|
||||
if __name__ == '__main__':
|
||||
import argparse
|
||||
parser = argparse.ArgumentParser()
|
||||
parser.add_argument("f_input")
|
||||
parser.add_argument("-d", "--debug", dest="debug", action="store_true")
|
||||
parser.add_argument("-s", "--stabilise", dest="stab", action="store_true")
|
||||
parser.add_argument("-t", "--starttime", dest="starttime")
|
||||
parser.add_argument("-a", "--animation", dest="animation", action="store_true")
|
||||
args = parser.parse_args()
|
||||
if args.debug:
|
||||
logging.basicConfig(format='[%(asctime)s]\n%(message)s', level=logging.DEBUG, datefmt='%d/%m/%Y %H:%M:%S')
|
||||
else:
|
||||
logging.basicConfig(format='[%(asctime)s]\n%(message)s', level=logging.INFO, datefmt='%d/%m/%Y %H:%M:%S')
|
||||
file = args.f_input
|
||||
infos = get_infos(file)
|
||||
# interlaced = is_interlaced(file, infos)
|
||||
cropsize = cropping(file, infos)
|
||||
volumes = volume_audio(file, infos)
|
||||
if args.stab:
|
||||
stabilization(file)
|
||||
if args.animation:
|
||||
animation = True
|
||||
else:
|
||||
animation = False
|
||||
if not args.starttime:
|
||||
for track in infos['subtitles']:
|
||||
extract_subs(file, track['index'], track['language'])
|
||||
for track in infos['audio']:
|
||||
convert_audio(file, track['index'], volumes[track['index']], track['channels'], track['channel_layout'], track['language'], track['title'])
|
||||
if args.starttime:
|
||||
vid_part_time = int(args.starttime)
|
||||
else:
|
||||
vid_part_time = 0
|
||||
while vid_part_time < infos['duration']:
|
||||
crf = 19
|
||||
convert_video(file, infos, vid_part_time, cropsize, crf, animation)
|
||||
vid_part_time += 300
|
||||
create_mkv(file)
|
||||
mkv_to_mp4(file)
|
||||
Loading…
Reference in New Issue
Block a user