File size: 9,088 Bytes
fcd5579 |
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 |
import subprocess
import numpy as np
import ffmpeg
from pathlib import Path
from core import pathex
from core.interact import interact as io
def extract_video(input_file, output_dir, output_ext=None, fps=None):
input_file_path = Path(input_file)
output_path = Path(output_dir)
if not output_path.exists():
output_path.mkdir(exist_ok=True)
if input_file_path.suffix == '.*':
input_file_path = pathex.get_first_file_by_stem (input_file_path.parent, input_file_path.stem)
else:
if not input_file_path.exists():
input_file_path = None
if input_file_path is None:
io.log_err("input_file not found.")
return
if fps is None:
fps = io.input_int ("Enter FPS", 0, help_message="How many frames of every second of the video will be extracted. 0 - full fps")
if output_ext is None:
output_ext = io.input_str ("Output image format", "png", ["png","jpg"], help_message="png is lossless, but extraction is x10 slower for HDD, requires x10 more disk space than jpg.")
for filename in pathex.get_image_paths (output_path, ['.'+output_ext]):
Path(filename).unlink()
job = ffmpeg.input(str(input_file_path))
kwargs = {'pix_fmt': 'rgb24'}
if fps != 0:
kwargs.update ({'r':str(fps)})
if output_ext == 'jpg':
kwargs.update ({'q:v':'2'}) #highest quality for jpg
job = job.output( str (output_path / ('%5d.'+output_ext)), **kwargs )
try:
job = job.run()
except:
io.log_err ("ffmpeg fail, job commandline:" + str(job.compile()) )
def cut_video ( input_file, from_time=None, to_time=None, audio_track_id=None, bitrate=None):
input_file_path = Path(input_file)
if input_file_path is None:
io.log_err("input_file not found.")
return
output_file_path = input_file_path.parent / (input_file_path.stem + "_cut" + input_file_path.suffix)
if from_time is None:
from_time = io.input_str ("From time", "00:00:00.000")
if to_time is None:
to_time = io.input_str ("To time", "00:00:00.000")
if audio_track_id is None:
audio_track_id = io.input_int ("Specify audio track id.", 0)
if bitrate is None:
bitrate = max (1, io.input_int ("Bitrate of output file in MB/s", 25) )
kwargs = {"c:v": "libx264",
"b:v": "%dM" %(bitrate),
"pix_fmt": "yuv420p",
}
job = ffmpeg.input(str(input_file_path), ss=from_time, to=to_time)
job_v = job['v:0']
job_a = job['a:' + str(audio_track_id) + '?' ]
job = ffmpeg.output(job_v, job_a, str(output_file_path), **kwargs).overwrite_output()
try:
job = job.run()
except:
io.log_err ("ffmpeg fail, job commandline:" + str(job.compile()) )
def denoise_image_sequence( input_dir, ext=None, factor=None ):
input_path = Path(input_dir)
if not input_path.exists():
io.log_err("input_dir not found.")
return
image_paths = [ Path(filepath) for filepath in pathex.get_image_paths(input_path) ]
# Check extension of all images
image_paths_suffix = None
for filepath in image_paths:
if image_paths_suffix is None:
image_paths_suffix = filepath.suffix
else:
if filepath.suffix != image_paths_suffix:
io.log_err(f"All images in {input_path.name} should be with the same extension.")
return
if factor is None:
factor = np.clip ( io.input_int ("Denoise factor?", 7, add_info="1-20"), 1, 20 )
# Rename to temporary filenames
for i,filepath in io.progress_bar_generator( enumerate(image_paths), "Renaming", leave=False):
src = filepath
dst = filepath.parent / ( f'{i+1:06}_{filepath.name}' )
try:
src.rename (dst)
except:
io.log_error ('fail to rename %s' % (src.name) )
return
# Rename to sequental filenames
for i,filepath in io.progress_bar_generator( enumerate(image_paths), "Renaming", leave=False):
src = filepath.parent / ( f'{i+1:06}_{filepath.name}' )
dst = filepath.parent / ( f'{i+1:06}{filepath.suffix}' )
try:
src.rename (dst)
except:
io.log_error ('fail to rename %s' % (src.name) )
return
# Process image sequence in ffmpeg
kwargs = {}
if image_paths_suffix == '.jpg':
kwargs.update ({'q:v':'2'})
job = ( ffmpeg
.input(str ( input_path / ('%6d'+image_paths_suffix) ) )
.filter("hqdn3d", factor, factor, 5,5)
.output(str ( input_path / ('%6d'+image_paths_suffix) ), **kwargs )
)
try:
job = job.run()
except:
io.log_err ("ffmpeg fail, job commandline:" + str(job.compile()) )
# Rename to temporary filenames
for i,filepath in io.progress_bar_generator( enumerate(image_paths), "Renaming", leave=False):
src = filepath.parent / ( f'{i+1:06}{filepath.suffix}' )
dst = filepath.parent / ( f'{i+1:06}_{filepath.name}' )
try:
src.rename (dst)
except:
io.log_error ('fail to rename %s' % (src.name) )
return
# Rename to initial filenames
for i,filepath in io.progress_bar_generator( enumerate(image_paths), "Renaming", leave=False):
src = filepath.parent / ( f'{i+1:06}_{filepath.name}' )
dst = filepath
try:
src.rename (dst)
except:
io.log_error ('fail to rename %s' % (src.name) )
return
def video_from_sequence( input_dir, output_file, reference_file=None, ext=None, fps=None, bitrate=None, include_audio=False, lossless=None ):
input_path = Path(input_dir)
output_file_path = Path(output_file)
reference_file_path = Path(reference_file) if reference_file is not None else None
if not input_path.exists():
io.log_err("input_dir not found.")
return
if not output_file_path.parent.exists():
output_file_path.parent.mkdir(parents=True, exist_ok=True)
return
out_ext = output_file_path.suffix
if ext is None:
ext = io.input_str ("Input image format (extension)", "png")
if lossless is None:
lossless = io.input_bool ("Use lossless codec", False)
video_id = None
audio_id = None
ref_in_a = None
if reference_file_path is not None:
if reference_file_path.suffix == '.*':
reference_file_path = pathex.get_first_file_by_stem (reference_file_path.parent, reference_file_path.stem)
else:
if not reference_file_path.exists():
reference_file_path = None
if reference_file_path is None:
io.log_err("reference_file not found.")
return
#probing reference file
probe = ffmpeg.probe (str(reference_file_path))
#getting first video and audio streams id with fps
for stream in probe['streams']:
if video_id is None and stream['codec_type'] == 'video':
video_id = stream['index']
fps = stream['r_frame_rate']
if audio_id is None and stream['codec_type'] == 'audio':
audio_id = stream['index']
if audio_id is not None:
#has audio track
ref_in_a = ffmpeg.input (str(reference_file_path))[str(audio_id)]
if fps is None:
#if fps not specified and not overwritten by reference-file
fps = max (1, io.input_int ("Enter FPS", 25) )
if not lossless and bitrate is None:
bitrate = max (1, io.input_int ("Bitrate of output file in MB/s", 16) )
input_image_paths = pathex.get_image_paths(input_path)
i_in = ffmpeg.input('pipe:', format='image2pipe', r=fps)
output_args = [i_in]
if include_audio and ref_in_a is not None:
output_args += [ref_in_a]
output_args += [str (output_file_path)]
output_kwargs = {}
if lossless:
output_kwargs.update ({"c:v": "libx264",
"crf": "0",
"pix_fmt": "yuv420p",
})
else:
output_kwargs.update ({"c:v": "libx264",
"b:v": "%dM" %(bitrate),
"pix_fmt": "yuv420p",
})
if include_audio and ref_in_a is not None:
output_kwargs.update ({"c:a": "aac",
"b:a": "192k",
"ar" : "48000",
"strict": "experimental"
})
job = ( ffmpeg.output(*output_args, **output_kwargs).overwrite_output() )
try:
job_run = job.run_async(pipe_stdin=True)
for image_path in input_image_paths:
with open (image_path, "rb") as f:
image_bytes = f.read()
job_run.stdin.write (image_bytes)
job_run.stdin.close()
job_run.wait()
except:
io.log_err ("ffmpeg fail, job commandline:" + str(job.compile()) )
|