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Commit | Line | Data |
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3aa578ca PH |
1 | from __future__ import unicode_literals |
2 | ||
e9fade72 | 3 | import io |
7dde84f3 | 4 | import itertools |
496c1923 PH |
5 | import os |
6 | import subprocess | |
496c1923 | 7 | import time |
fa2a36d9 | 8 | import re |
06167fbb | 9 | import json |
496c1923 | 10 | |
496c1923 PH |
11 | from .common import AudioConversionError, PostProcessor |
12 | ||
b11d2101 | 13 | from ..compat import compat_str |
8c25f81b | 14 | from ..utils import ( |
7a340e0d | 15 | dfxp2srt, |
f07b74fc | 16 | encodeArgument, |
496c1923 | 17 | encodeFilename, |
165efb82 | 18 | float_or_none, |
9af98e17 | 19 | _get_exe_version_output, |
20 | detect_exe_version, | |
48844745 | 21 | is_outdated_version, |
7a340e0d NA |
22 | ISO639Utils, |
23 | orderedSet, | |
d3c93ec2 | 24 | Popen, |
496c1923 PH |
25 | PostProcessingError, |
26 | prepend_extension, | |
06167fbb | 27 | replace_extension, |
7a340e0d | 28 | shell_quote, |
324ad820 | 29 | traverse_obj, |
6606817a | 30 | variadic, |
dac5df5a | 31 | write_json_file, |
496c1923 PH |
32 | ) |
33 | ||
34 | ||
a755f825 | 35 | EXT_TO_OUT_FORMATS = { |
21bfcd3d PH |
36 | 'aac': 'adts', |
37 | 'flac': 'flac', | |
38 | 'm4a': 'ipod', | |
39 | 'mka': 'matroska', | |
40 | 'mkv': 'matroska', | |
41 | 'mpg': 'mpeg', | |
42 | 'ogv': 'ogg', | |
43 | 'ts': 'mpegts', | |
44 | 'wma': 'asf', | |
45 | 'wmv': 'asf', | |
abad8000 | 46 | 'vtt': 'webvtt', |
21bfcd3d PH |
47 | } |
48 | ACODECS = { | |
49 | 'mp3': 'libmp3lame', | |
50 | 'aac': 'aac', | |
51 | 'flac': 'flac', | |
52 | 'm4a': 'aac', | |
d2ae7e24 | 53 | 'opus': 'libopus', |
21bfcd3d PH |
54 | 'vorbis': 'libvorbis', |
55 | 'wav': None, | |
467b6b83 | 56 | 'alac': None, |
a755f825 | 57 | } |
58 | ||
59 | ||
496c1923 PH |
60 | class FFmpegPostProcessorError(PostProcessingError): |
61 | pass | |
62 | ||
d799b47b | 63 | |
496c1923 | 64 | class FFmpegPostProcessor(PostProcessor): |
d47aeb22 | 65 | def __init__(self, downloader=None): |
496c1923 | 66 | PostProcessor.__init__(self, downloader) |
73fac4e9 | 67 | self._determine_executables() |
496c1923 | 68 | |
48844745 | 69 | def check_version(self): |
f740fae2 | 70 | if not self.available: |
beb4b92a | 71 | raise FFmpegPostProcessorError('ffmpeg not found. Please install or provide the path using --ffmpeg-location') |
48844745 | 72 | |
65bf37ef | 73 | required_version = '10-0' if self.basename == 'avconv' else '1.0' |
48844745 | 74 | if is_outdated_version( |
73fac4e9 | 75 | self._versions[self.basename], required_version): |
3aa578ca | 76 | warning = 'Your copy of %s is outdated, update %s to version %s or newer if you encounter any errors.' % ( |
73fac4e9 | 77 | self.basename, self.basename, required_version) |
f446cc66 | 78 | self.report_warning(warning) |
48844745 | 79 | |
8913ef74 | 80 | @staticmethod |
81 | def get_versions_and_features(downloader=None): | |
82 | pp = FFmpegPostProcessor(downloader) | |
83 | return pp._versions, pp._features | |
84 | ||
496c1923 | 85 | @staticmethod |
73fac4e9 | 86 | def get_versions(downloader=None): |
8913ef74 | 87 | return FFmpegPostProcessor.get_version_and_features(downloader)[0] |
6271f1ca | 88 | |
73fac4e9 PH |
89 | def _determine_executables(self): |
90 | programs = ['avprobe', 'avconv', 'ffmpeg', 'ffprobe'] | |
73fac4e9 | 91 | |
9af98e17 | 92 | def get_ffmpeg_version(path, prog): |
93 | out = _get_exe_version_output(path, ['-bsfs']) | |
94 | ver = detect_exe_version(out) if out else False | |
a64646e4 RA |
95 | if ver: |
96 | regexs = [ | |
cbdc688c | 97 | r'(?:\d+:)?([0-9.]+)-[0-9]+ubuntu[0-9.]+$', # Ubuntu, see [1] |
5caa531a | 98 | r'n([0-9.]+)$', # Arch Linux |
cbdc688c | 99 | # 1. http://www.ducea.com/2006/06/17/ubuntu-package-version-naming-explanation/ |
a64646e4 RA |
100 | ] |
101 | for regex in regexs: | |
102 | mobj = re.match(regex, ver) | |
103 | if mobj: | |
104 | ver = mobj.group(1) | |
9af98e17 | 105 | self._versions[prog] = ver |
106 | if prog != 'ffmpeg' or not out: | |
107 | return | |
108 | ||
8913ef74 | 109 | mobj = re.search(r'(?m)^\s+libavformat\s+(?:[0-9. ]+)\s+/\s+(?P<runtime>[0-9. ]+)', out) |
110 | lavf_runtime_version = mobj.group('runtime').replace(' ', '') if mobj else None | |
832e9000 | 111 | self._features = { |
112 | 'fdk': '--enable-libfdk-aac' in out, | |
113 | 'setts': 'setts' in out.splitlines(), | |
8913ef74 | 114 | 'needs_adtstoasc': is_outdated_version(lavf_runtime_version, '57.56.100', False), |
832e9000 | 115 | } |
a64646e4 | 116 | |
73fac4e9 PH |
117 | self.basename = None |
118 | self.probe_basename = None | |
73fac4e9 PH |
119 | self._paths = None |
120 | self._versions = None | |
9af98e17 | 121 | self._features = {} |
122 | ||
123 | prefer_ffmpeg = self.get_param('prefer_ffmpeg', True) | |
124 | location = self.get_param('ffmpeg_location') | |
125 | if location is None: | |
126 | self._paths = {p: p for p in programs} | |
127 | else: | |
128 | if not os.path.exists(location): | |
129 | self.report_warning( | |
130 | 'ffmpeg-location %s does not exist! ' | |
131 | 'Continuing without ffmpeg.' % (location)) | |
132 | self._versions = {} | |
133 | return | |
134 | elif os.path.isdir(location): | |
135 | dirname, basename = location, None | |
136 | else: | |
137 | basename = os.path.splitext(os.path.basename(location))[0] | |
138 | basename = next((p for p in programs if basename.startswith(p)), 'ffmpeg') | |
139 | dirname = os.path.dirname(os.path.abspath(location)) | |
140 | if basename in ('ffmpeg', 'ffprobe'): | |
141 | prefer_ffmpeg = True | |
142 | ||
143 | self._paths = dict( | |
144 | (p, os.path.join(dirname, p)) for p in programs) | |
145 | if basename: | |
146 | self._paths[basename] = location | |
147 | ||
148 | self._versions = {} | |
149 | for p in programs: | |
150 | get_ffmpeg_version(self._paths[p], p) | |
73fac4e9 | 151 | |
d4a24f40 | 152 | if prefer_ffmpeg is False: |
d28b5171 | 153 | prefs = ('avconv', 'ffmpeg') |
d4a24f40 S |
154 | else: |
155 | prefs = ('ffmpeg', 'avconv') | |
d28b5171 PH |
156 | for p in prefs: |
157 | if self._versions[p]: | |
73fac4e9 PH |
158 | self.basename = p |
159 | break | |
76b1bd67 | 160 | |
d4a24f40 | 161 | if prefer_ffmpeg is False: |
1a253e13 | 162 | prefs = ('avprobe', 'ffprobe') |
d4a24f40 S |
163 | else: |
164 | prefs = ('ffprobe', 'avprobe') | |
1a253e13 PH |
165 | for p in prefs: |
166 | if self._versions[p]: | |
73fac4e9 PH |
167 | self.probe_basename = p |
168 | break | |
169 | ||
f740fae2 | 170 | @property |
73fac4e9 PH |
171 | def available(self): |
172 | return self.basename is not None | |
1a253e13 | 173 | |
73fac4e9 PH |
174 | @property |
175 | def executable(self): | |
176 | return self._paths[self.basename] | |
177 | ||
3da4b313 JMF |
178 | @property |
179 | def probe_available(self): | |
180 | return self.probe_basename is not None | |
181 | ||
73fac4e9 PH |
182 | @property |
183 | def probe_executable(self): | |
184 | return self._paths[self.probe_basename] | |
76b1bd67 | 185 | |
30d9e209 | 186 | def get_audio_codec(self, path): |
eb35b163 | 187 | if not self.probe_available and not self.available: |
beb4b92a | 188 | raise PostProcessingError('ffprobe and ffmpeg not found. Please install or provide the path using --ffmpeg-location') |
30d9e209 | 189 | try: |
eb35b163 RA |
190 | if self.probe_available: |
191 | cmd = [ | |
192 | encodeFilename(self.probe_executable, True), | |
193 | encodeArgument('-show_streams')] | |
194 | else: | |
195 | cmd = [ | |
196 | encodeFilename(self.executable, True), | |
197 | encodeArgument('-i')] | |
198 | cmd.append(encodeFilename(self._ffmpeg_filename_argument(path), True)) | |
f446cc66 | 199 | self.write_debug('%s command line: %s' % (self.basename, shell_quote(cmd))) |
d3c93ec2 | 200 | handle = Popen(cmd, stdin=subprocess.PIPE, stdout=subprocess.PIPE, stderr=subprocess.PIPE) |
201 | stdout_data, stderr_data = handle.communicate_or_kill() | |
eb35b163 RA |
202 | expected_ret = 0 if self.probe_available else 1 |
203 | if handle.wait() != expected_ret: | |
30d9e209 RA |
204 | return None |
205 | except (IOError, OSError): | |
206 | return None | |
eb35b163 RA |
207 | output = (stdout_data if self.probe_available else stderr_data).decode('ascii', 'ignore') |
208 | if self.probe_available: | |
209 | audio_codec = None | |
210 | for line in output.split('\n'): | |
211 | if line.startswith('codec_name='): | |
212 | audio_codec = line.split('=')[1].strip() | |
213 | elif line.strip() == 'codec_type=audio' and audio_codec is not None: | |
214 | return audio_codec | |
215 | else: | |
216 | # Stream #FILE_INDEX:STREAM_INDEX[STREAM_ID](LANGUAGE): CODEC_TYPE: CODEC_NAME | |
217 | mobj = re.search( | |
218 | r'Stream\s*#\d+:\d+(?:\[0x[0-9a-f]+\])?(?:\([a-z]{3}\))?:\s*Audio:\s*([0-9a-z]+)', | |
219 | output) | |
220 | if mobj: | |
221 | return mobj.group(1) | |
30d9e209 RA |
222 | return None |
223 | ||
06167fbb | 224 | def get_metadata_object(self, path, opts=[]): |
225 | if self.probe_basename != 'ffprobe': | |
226 | if self.probe_available: | |
227 | self.report_warning('Only ffprobe is supported for metadata extraction') | |
beb4b92a | 228 | raise PostProcessingError('ffprobe not found. Please install or provide the path using --ffmpeg-location') |
06167fbb | 229 | self.check_version() |
230 | ||
231 | cmd = [ | |
232 | encodeFilename(self.probe_executable, True), | |
233 | encodeArgument('-hide_banner'), | |
234 | encodeArgument('-show_format'), | |
235 | encodeArgument('-show_streams'), | |
236 | encodeArgument('-print_format'), | |
237 | encodeArgument('json'), | |
238 | ] | |
239 | ||
240 | cmd += opts | |
241 | cmd.append(encodeFilename(self._ffmpeg_filename_argument(path), True)) | |
06869367 | 242 | self.write_debug('ffprobe command line: %s' % shell_quote(cmd)) |
d3c93ec2 | 243 | p = Popen(cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE, stdin=subprocess.PIPE) |
06167fbb | 244 | stdout, stderr = p.communicate() |
245 | return json.loads(stdout.decode('utf-8', 'replace')) | |
246 | ||
247 | def get_stream_number(self, path, keys, value): | |
248 | streams = self.get_metadata_object(path)['streams'] | |
249 | num = next( | |
324ad820 | 250 | (i for i, stream in enumerate(streams) if traverse_obj(stream, keys, casesense=False) == value), |
06167fbb | 251 | None) |
252 | return num, len(streams) | |
253 | ||
5ce1d13e | 254 | def _get_real_video_duration(self, filepath, fatal=True): |
165efb82 | 255 | try: |
5ce1d13e | 256 | duration = float_or_none( |
257 | traverse_obj(self.get_metadata_object(filepath), ('format', 'duration'))) | |
258 | if not duration: | |
165efb82 | 259 | raise PostProcessingError('ffprobe returned empty duration') |
5ce1d13e | 260 | return duration |
165efb82 | 261 | except PostProcessingError as e: |
262 | if fatal: | |
5ce1d13e | 263 | raise PostProcessingError(f'Unable to determine video duration: {e.msg}') |
165efb82 | 264 | |
265 | def _duration_mismatch(self, d1, d2): | |
266 | if not d1 or not d2: | |
267 | return None | |
5ce1d13e | 268 | # The duration is often only known to nearest second. So there can be <1sec disparity natually. |
269 | # Further excuse an additional <1sec difference. | |
270 | return abs(d1 - d2) > 2 | |
165efb82 | 271 | |
00034c14 | 272 | def run_ffmpeg_multiple_files(self, input_paths, out_path, opts, **kwargs): |
e92caff5 | 273 | return self.real_run_ffmpeg( |
274 | [(path, []) for path in input_paths], | |
00034c14 | 275 | [(out_path, opts)], **kwargs) |
e92caff5 | 276 | |
00034c14 | 277 | def real_run_ffmpeg(self, input_path_opts, output_path_opts, *, expected_retcodes=(0,)): |
48844745 | 278 | self.check_version() |
496c1923 | 279 | |
52afb2ac | 280 | oldest_mtime = min( |
7dde84f3 | 281 | os.stat(encodeFilename(path)).st_mtime for path, _ in input_path_opts if path) |
43bc8890 | 282 | |
91b6c884 | 283 | cmd = [encodeFilename(self.executable, True), encodeArgument('-y')] |
ce52c7c1 S |
284 | # avconv does not have repeat option |
285 | if self.basename == 'ffmpeg': | |
286 | cmd += [encodeArgument('-loglevel'), encodeArgument('repeat+info')] | |
5b1ecbb3 | 287 | |
e92caff5 | 288 | def make_args(file, args, name, number): |
289 | keys = ['_%s%d' % (name, number), '_%s' % name] | |
290 | if name == 'o' and number == 1: | |
291 | keys.append('') | |
292 | args += self._configuration_args(self.basename, keys) | |
293 | if name == 'i': | |
294 | args.append('-i') | |
5b1ecbb3 | 295 | return ( |
e92caff5 | 296 | [encodeArgument(arg) for arg in args] |
5b1ecbb3 | 297 | + [encodeFilename(self._ffmpeg_filename_argument(file), True)]) |
298 | ||
e92caff5 | 299 | for arg_type, path_opts in (('i', input_path_opts), ('o', output_path_opts)): |
7dde84f3 | 300 | cmd += itertools.chain.from_iterable( |
301 | make_args(path, list(opts), arg_type, i + 1) | |
302 | for i, (path, opts) in enumerate(path_opts) if path) | |
496c1923 | 303 | |
f446cc66 | 304 | self.write_debug('ffmpeg command line: %s' % shell_quote(cmd)) |
d3c93ec2 | 305 | p = Popen(cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE, stdin=subprocess.PIPE) |
306 | stdout, stderr = p.communicate_or_kill() | |
00034c14 | 307 | if p.returncode not in variadic(expected_retcodes): |
06167fbb | 308 | stderr = stderr.decode('utf-8', 'replace').strip() |
b1940459 | 309 | self.write_debug(stderr) |
06167fbb | 310 | raise FFmpegPostProcessorError(stderr.split('\n')[-1]) |
e92caff5 | 311 | for out_path, _ in output_path_opts: |
7dde84f3 | 312 | if out_path: |
313 | self.try_utime(out_path, oldest_mtime, oldest_mtime) | |
06167fbb | 314 | return stderr.decode('utf-8', 'replace') |
cc55d088 | 315 | |
00034c14 | 316 | def run_ffmpeg(self, path, out_path, opts, **kwargs): |
317 | return self.run_ffmpeg_multiple_files([path], out_path, opts, **kwargs) | |
496c1923 | 318 | |
7a340e0d NA |
319 | @staticmethod |
320 | def _ffmpeg_filename_argument(fn): | |
8a7bbd16 JMF |
321 | # Always use 'file:' because the filename may contain ':' (ffmpeg |
322 | # interprets that as a protocol) or can start with '-' (-- is broken in | |
323 | # ffmpeg, see https://ffmpeg.org/trac/ffmpeg/ticket/2127 for details) | |
b9f2fdd3 | 324 | # Also leave '-' intact in order not to break streaming to stdout. |
06167fbb | 325 | if fn.startswith(('http://', 'https://')): |
326 | return fn | |
d868f43c | 327 | return 'file:' + fn if fn != '-' else fn |
496c1923 | 328 | |
7a340e0d NA |
329 | @staticmethod |
330 | def _quote_for_ffmpeg(string): | |
331 | # See https://ffmpeg.org/ffmpeg-utils.html#toc-Quoting-and-escaping | |
332 | # A sequence of '' produces '\'''\''; | |
333 | # final replace removes the empty '' between \' \'. | |
334 | string = string.replace("'", r"'\''").replace("'''", "'") | |
335 | # Handle potential ' at string boundaries. | |
336 | string = string[1:] if string[0] == "'" else "'" + string | |
337 | return string[:-1] if string[-1] == "'" else string + "'" | |
338 | ||
339 | def force_keyframes(self, filename, timestamps): | |
340 | timestamps = orderedSet(timestamps) | |
341 | if timestamps[0] == 0: | |
342 | timestamps = timestamps[1:] | |
343 | keyframe_file = prepend_extension(filename, 'keyframes.temp') | |
344 | self.to_screen(f'Re-encoding "{filename}" with appropriate keyframes') | |
345 | self.run_ffmpeg(filename, keyframe_file, ['-force_key_frames', ','.join( | |
346 | f'{t:.6f}' for t in timestamps)]) | |
347 | return keyframe_file | |
348 | ||
349 | def concat_files(self, in_files, out_file, concat_opts=None): | |
350 | """ | |
351 | Use concat demuxer to concatenate multiple files having identical streams. | |
352 | ||
353 | Only inpoint, outpoint, and duration concat options are supported. | |
354 | See https://ffmpeg.org/ffmpeg-formats.html#concat-1 for details | |
355 | """ | |
356 | concat_file = f'{out_file}.concat' | |
357 | self.write_debug(f'Writing concat spec to {concat_file}') | |
358 | with open(concat_file, 'wt', encoding='utf-8') as f: | |
359 | f.writelines(self._concat_spec(in_files, concat_opts)) | |
360 | ||
361 | out_flags = ['-c', 'copy'] | |
362 | if out_file.rpartition('.')[-1] in ('mp4', 'mov'): | |
363 | # For some reason, '-c copy' is not enough to copy subtitles | |
364 | out_flags.extend(['-c:s', 'mov_text', '-movflags', '+faststart']) | |
365 | ||
366 | try: | |
367 | self.real_run_ffmpeg( | |
368 | [(concat_file, ['-hide_banner', '-nostdin', '-f', 'concat', '-safe', '0'])], | |
369 | [(out_file, out_flags)]) | |
370 | finally: | |
371 | os.remove(concat_file) | |
372 | ||
373 | @classmethod | |
374 | def _concat_spec(cls, in_files, concat_opts=None): | |
375 | if concat_opts is None: | |
376 | concat_opts = [{}] * len(in_files) | |
377 | yield 'ffconcat version 1.0\n' | |
378 | for file, opts in zip(in_files, concat_opts): | |
379 | yield f'file {cls._quote_for_ffmpeg(cls._ffmpeg_filename_argument(file))}\n' | |
380 | # Iterate explicitly to yield the following directives in order, ignoring the rest. | |
381 | for directive in 'inpoint', 'outpoint', 'duration': | |
382 | if directive in opts: | |
383 | yield f'{directive} {opts[directive]}\n' | |
384 | ||
496c1923 PH |
385 | |
386 | class FFmpegExtractAudioPP(FFmpegPostProcessor): | |
81a23040 | 387 | COMMON_AUDIO_EXTS = ('wav', 'flac', 'm4a', 'aiff', 'mp3', 'ogg', 'mka', 'opus', 'wma') |
467b6b83 | 388 | SUPPORTED_EXTS = ('best', 'aac', 'flac', 'mp3', 'm4a', 'opus', 'vorbis', 'wav', 'alac') |
1de75fa1 | 389 | |
496c1923 PH |
390 | def __init__(self, downloader=None, preferredcodec=None, preferredquality=None, nopostoverwrites=False): |
391 | FFmpegPostProcessor.__init__(self, downloader) | |
81a23040 | 392 | self._preferredcodec = preferredcodec or 'best' |
31c49255 | 393 | self._preferredquality = float_or_none(preferredquality) |
496c1923 PH |
394 | self._nopostoverwrites = nopostoverwrites |
395 | ||
31c49255 | 396 | def _quality_args(self, codec): |
397 | if self._preferredquality is None: | |
398 | return [] | |
399 | elif self._preferredquality > 10: | |
400 | return ['-b:a', f'{self._preferredquality}k'] | |
401 | ||
402 | limits = { | |
403 | 'libmp3lame': (10, 0), | |
467b6b83 | 404 | 'libvorbis': (0, 10), |
9af98e17 | 405 | # FFmpeg's AAC encoder does not have an upper limit for the value of -q:a. |
406 | # Experimentally, with values over 4, bitrate changes were minimal or non-existent | |
407 | 'aac': (0.1, 4), | |
673c0057 | 408 | 'libfdk_aac': (1, 5), |
39c04074 | 409 | }.get(codec) |
31c49255 | 410 | if not limits: |
411 | return [] | |
412 | ||
413 | q = limits[1] + (limits[0] - limits[1]) * (self._preferredquality / 10) | |
673c0057 C |
414 | if codec == 'libfdk_aac': |
415 | return ['-vbr', f'{int(q)}'] | |
31c49255 | 416 | return ['-q:a', f'{q}'] |
417 | ||
496c1923 | 418 | def run_ffmpeg(self, path, out_path, codec, more_opts): |
496c1923 PH |
419 | if codec is None: |
420 | acodec_opts = [] | |
421 | else: | |
422 | acodec_opts = ['-acodec', codec] | |
423 | opts = ['-vn'] + acodec_opts + more_opts | |
424 | try: | |
425 | FFmpegPostProcessor.run_ffmpeg(self, path, out_path, opts) | |
426 | except FFmpegPostProcessorError as err: | |
427 | raise AudioConversionError(err.msg) | |
428 | ||
8326b00a | 429 | @PostProcessor._restrict_to(images=False) |
496c1923 | 430 | def run(self, information): |
467b6b83 | 431 | orig_path = path = information['filepath'] |
1de75fa1 | 432 | orig_ext = information['ext'] |
433 | ||
81a23040 | 434 | if self._preferredcodec == 'best' and orig_ext in self.COMMON_AUDIO_EXTS: |
1de75fa1 | 435 | self.to_screen('Skipping audio extraction since the file is already in a common audio format') |
55b53b33 | 436 | return [], information |
496c1923 PH |
437 | |
438 | filecodec = self.get_audio_codec(path) | |
439 | if filecodec is None: | |
3aa578ca | 440 | raise PostProcessingError('WARNING: unable to obtain file audio codec with ffprobe') |
496c1923 PH |
441 | |
442 | more_opts = [] | |
443 | if self._preferredcodec == 'best' or self._preferredcodec == filecodec or (self._preferredcodec == 'm4a' and filecodec == 'aac'): | |
444 | if filecodec == 'aac' and self._preferredcodec in ['m4a', 'best']: | |
445 | # Lossless, but in another container | |
446 | acodec = 'copy' | |
447 | extension = 'm4a' | |
467d3c9a | 448 | more_opts = ['-bsf:a', 'aac_adtstoasc'] |
21bfcd3d | 449 | elif filecodec in ['aac', 'flac', 'mp3', 'vorbis', 'opus']: |
496c1923 PH |
450 | # Lossless if possible |
451 | acodec = 'copy' | |
452 | extension = filecodec | |
453 | if filecodec == 'aac': | |
454 | more_opts = ['-f', 'adts'] | |
455 | if filecodec == 'vorbis': | |
456 | extension = 'ogg' | |
467b6b83 | 457 | elif filecodec == 'alac': |
458 | acodec = None | |
459 | extension = 'm4a' | |
460 | more_opts += ['-acodec', 'alac'] | |
496c1923 PH |
461 | else: |
462 | # MP3 otherwise. | |
463 | acodec = 'libmp3lame' | |
464 | extension = 'mp3' | |
31c49255 | 465 | more_opts = self._quality_args(acodec) |
496c1923 | 466 | else: |
21bfcd3d PH |
467 | # We convert the audio (lossy if codec is lossy) |
468 | acodec = ACODECS[self._preferredcodec] | |
673c0057 C |
469 | if acodec == 'aac' and self._features.get('fdk'): |
470 | acodec = 'libfdk_aac' | |
496c1923 | 471 | extension = self._preferredcodec |
31c49255 | 472 | more_opts = self._quality_args(acodec) |
496c1923 PH |
473 | if self._preferredcodec == 'aac': |
474 | more_opts += ['-f', 'adts'] | |
467b6b83 | 475 | elif self._preferredcodec == 'm4a': |
467d3c9a | 476 | more_opts += ['-bsf:a', 'aac_adtstoasc'] |
467b6b83 | 477 | elif self._preferredcodec == 'vorbis': |
496c1923 | 478 | extension = 'ogg' |
467b6b83 | 479 | elif self._preferredcodec == 'wav': |
496c1923 PH |
480 | extension = 'wav' |
481 | more_opts += ['-f', 'wav'] | |
467b6b83 | 482 | elif self._preferredcodec == 'alac': |
483 | extension = 'm4a' | |
484 | more_opts += ['-acodec', 'alac'] | |
496c1923 | 485 | |
3aa578ca | 486 | prefix, sep, ext = path.rpartition('.') # not os.path.splitext, since the latter does not work on unicode in all setups |
467b6b83 | 487 | temp_path = new_path = prefix + sep + extension |
496c1923 | 488 | |
467b6b83 | 489 | if new_path == path: |
490 | orig_path = prepend_extension(path, 'orig') | |
491 | temp_path = prepend_extension(path, 'temp') | |
492 | if (self._nopostoverwrites and os.path.exists(encodeFilename(new_path)) | |
493 | and os.path.exists(encodeFilename(orig_path))): | |
1b77b347 | 494 | self.to_screen('Post-process file %s exists, skipping' % new_path) |
592e97e8 | 495 | return [], information |
496c1923 PH |
496 | |
497 | try: | |
467b6b83 | 498 | self.to_screen(f'Destination: {new_path}') |
499 | self.run_ffmpeg(path, temp_path, acodec, more_opts) | |
70a1165b JMF |
500 | except AudioConversionError as e: |
501 | raise PostProcessingError( | |
502 | 'audio conversion failed: ' + e.msg) | |
503 | except Exception: | |
504 | raise PostProcessingError('error running ' + self.basename) | |
496c1923 | 505 | |
467b6b83 | 506 | os.replace(path, orig_path) |
507 | os.replace(temp_path, new_path) | |
508 | information['filepath'] = new_path | |
509 | information['ext'] = extension | |
510 | ||
496c1923 PH |
511 | # Try to update the date time for extracted audio file. |
512 | if information.get('filetime') is not None: | |
dd29eb7f S |
513 | self.try_utime( |
514 | new_path, time.time(), information['filetime'], | |
515 | errnote='Cannot update utime of audio file') | |
496c1923 | 516 | |
467b6b83 | 517 | return [orig_path], information |
496c1923 PH |
518 | |
519 | ||
857f6313 | 520 | class FFmpegVideoConvertorPP(FFmpegPostProcessor): |
81a23040 | 521 | SUPPORTED_EXTS = ('mp4', 'mkv', 'flv', 'webm', 'mov', 'avi', 'mp3', 'mka', 'm4a', 'ogg', 'opus') |
522 | FORMAT_RE = re.compile(r'{0}(?:/{0})*$'.format(r'(?:\w+>)?(?:%s)' % '|'.join(SUPPORTED_EXTS))) | |
e6f21b3d | 523 | _ACTION = 'converting' |
857f6313 | 524 | |
efe87a10 | 525 | def __init__(self, downloader=None, preferedformat=None): |
857f6313 | 526 | super(FFmpegVideoConvertorPP, self).__init__(downloader) |
06167fbb | 527 | self._preferedformats = preferedformat.lower().split('/') |
efe87a10 | 528 | |
857f6313 | 529 | def _target_ext(self, source_ext): |
06167fbb | 530 | for pair in self._preferedformats: |
531 | kv = pair.split('>') | |
857f6313 | 532 | if len(kv) == 1 or kv[0].strip() == source_ext: |
533 | return kv[-1].strip() | |
06167fbb | 534 | |
857f6313 | 535 | @staticmethod |
536 | def _options(target_ext): | |
537 | if target_ext == 'avi': | |
538 | return ['-c:v', 'libxvid', '-vtag', 'XVID'] | |
539 | return [] | |
540 | ||
8326b00a | 541 | @PostProcessor._restrict_to(images=False) |
e6f21b3d | 542 | def run(self, info): |
543 | filename, source_ext = info['filepath'], info['ext'].lower() | |
81a23040 | 544 | target_ext = self._target_ext(source_ext) |
06167fbb | 545 | _skip_msg = ( |
e6f21b3d | 546 | f'could not find a mapping for {source_ext}' if not target_ext |
547 | else f'already is in target format {source_ext}' if source_ext == target_ext | |
06167fbb | 548 | else None) |
549 | if _skip_msg: | |
e6f21b3d | 550 | self.to_screen(f'Not {self._ACTION} media file {filename!r}; {_skip_msg}') |
551 | return [], info | |
06167fbb | 552 | |
e6f21b3d | 553 | outpath = replace_extension(filename, target_ext, source_ext) |
554 | self.to_screen(f'{self._ACTION.title()} video from {source_ext} to {target_ext}; Destination: {outpath}') | |
555 | self.run_ffmpeg(filename, outpath, self._options(target_ext)) | |
857f6313 | 556 | |
e6f21b3d | 557 | info['filepath'] = outpath |
558 | info['format'] = info['ext'] = target_ext | |
559 | return [filename], info | |
efe87a10 FS |
560 | |
561 | ||
857f6313 | 562 | class FFmpegVideoRemuxerPP(FFmpegVideoConvertorPP): |
e6f21b3d | 563 | _ACTION = 'remuxing' |
496c1923 | 564 | |
857f6313 | 565 | @staticmethod |
566 | def _options(target_ext): | |
567 | options = ['-c', 'copy', '-map', '0', '-dn'] | |
568 | if target_ext in ['mp4', 'm4a', 'mov']: | |
569 | options.extend(['-movflags', '+faststart']) | |
570 | return options | |
496c1923 PH |
571 | |
572 | ||
573 | class FFmpegEmbedSubtitlePP(FFmpegPostProcessor): | |
cffab0ee | 574 | def __init__(self, downloader=None, already_have_subtitle=False): |
575 | super(FFmpegEmbedSubtitlePP, self).__init__(downloader) | |
576 | self._already_have_subtitle = already_have_subtitle | |
577 | ||
8326b00a | 578 | @PostProcessor._restrict_to(images=False) |
5ce1d13e | 579 | def run(self, info): |
580 | if info['ext'] not in ('mp4', 'webm', 'mkv'): | |
1b77b347 | 581 | self.to_screen('Subtitles can only be embedded in mp4, webm or mkv files') |
5ce1d13e | 582 | return [], info |
583 | subtitles = info.get('requested_subtitles') | |
c84dd8a9 | 584 | if not subtitles: |
1b77b347 | 585 | self.to_screen('There aren\'t any subtitles to embed') |
5ce1d13e | 586 | return [], info |
496c1923 | 587 | |
5ce1d13e | 588 | filename = info['filepath'] |
589 | if info.get('duration') and not info.get('__real_download') and self._duration_mismatch( | |
590 | self._get_real_video_duration(filename, False), info['duration']): | |
165efb82 | 591 | self.to_screen(f'Skipping {self.pp_key()} since the real and expected durations mismatch') |
5ce1d13e | 592 | return [], info |
40025ee2 | 593 | |
5ce1d13e | 594 | ext = info['ext'] |
2412044c | 595 | sub_langs, sub_names, sub_filenames = [], [], [] |
40025ee2 | 596 | webm_vtt_warn = False |
06167fbb | 597 | mp4_ass_warn = False |
40025ee2 S |
598 | |
599 | for lang, sub_info in subtitles.items(): | |
a1c39673 | 600 | if not os.path.exists(sub_info.get('filepath', '')): |
8e25d624 | 601 | self.report_warning(f'Skipping embedding {lang} subtitle because the file is missing') |
602 | continue | |
40025ee2 | 603 | sub_ext = sub_info['ext'] |
503d4a44 | 604 | if sub_ext == 'json': |
06167fbb | 605 | self.report_warning('JSON subtitles cannot be embedded') |
503d4a44 | 606 | elif ext != 'webm' or ext == 'webm' and sub_ext == 'vtt': |
40025ee2 | 607 | sub_langs.append(lang) |
2412044c | 608 | sub_names.append(sub_info.get('name')) |
dcf64d43 | 609 | sub_filenames.append(sub_info['filepath']) |
40025ee2 S |
610 | else: |
611 | if not webm_vtt_warn and ext == 'webm' and sub_ext != 'vtt': | |
612 | webm_vtt_warn = True | |
06167fbb | 613 | self.report_warning('Only WebVTT subtitles can be embedded in webm files') |
614 | if not mp4_ass_warn and ext == 'mp4' and sub_ext == 'ass': | |
615 | mp4_ass_warn = True | |
616 | self.report_warning('ASS subtitles cannot be properly embedded in mp4 files; expect issues') | |
40025ee2 S |
617 | |
618 | if not sub_langs: | |
5ce1d13e | 619 | return [], info |
40025ee2 | 620 | |
14523ed9 | 621 | input_files = [filename] + sub_filenames |
496c1923 | 622 | |
e205db3b | 623 | opts = [ |
e0da59fe | 624 | '-c', 'copy', '-map', '0', '-dn', |
e205db3b JMF |
625 | # Don't copy the existing subtitles, we may be running the |
626 | # postprocessor a second time | |
627 | '-map', '-0:s', | |
7f903dd8 T |
628 | # Don't copy Apple TV chapters track, bin_data (see #19042, #19024, |
629 | # https://trac.ffmpeg.org/ticket/6016) | |
630 | '-map', '-0:d', | |
e205db3b | 631 | ] |
5ce1d13e | 632 | if info['ext'] == 'mp4': |
083c1bb9 | 633 | opts += ['-c:s', 'mov_text'] |
2412044c | 634 | for i, (lang, name) in enumerate(zip(sub_langs, sub_names)): |
2875cf01 | 635 | opts.extend(['-map', '%d:0' % (i + 1)]) |
04fb6928 S |
636 | lang_code = ISO639Utils.short2long(lang) or lang |
637 | opts.extend(['-metadata:s:s:%d' % i, 'language=%s' % lang_code]) | |
2412044c | 638 | if name: |
639 | opts.extend(['-metadata:s:s:%d' % i, 'handler_name=%s' % name, | |
640 | '-metadata:s:s:%d' % i, 'title=%s' % name]) | |
496c1923 | 641 | |
2875cf01 | 642 | temp_filename = prepend_extension(filename, 'temp') |
06167fbb | 643 | self.to_screen('Embedding subtitles in "%s"' % filename) |
496c1923 | 644 | self.run_ffmpeg_multiple_files(input_files, temp_filename, opts) |
d75201a8 | 645 | os.replace(temp_filename, filename) |
496c1923 | 646 | |
cffab0ee | 647 | files_to_delete = [] if self._already_have_subtitle else sub_filenames |
5ce1d13e | 648 | return files_to_delete, info |
496c1923 PH |
649 | |
650 | ||
651 | class FFmpegMetadataPP(FFmpegPostProcessor): | |
7dde84f3 | 652 | |
dac5df5a | 653 | def __init__(self, downloader, add_metadata=True, add_chapters=True, add_infojson='if_exists'): |
7a340e0d NA |
654 | FFmpegPostProcessor.__init__(self, downloader) |
655 | self._add_metadata = add_metadata | |
656 | self._add_chapters = add_chapters | |
dac5df5a | 657 | self._add_infojson = add_infojson |
7a340e0d | 658 | |
7dde84f3 | 659 | @staticmethod |
660 | def _options(target_ext): | |
661 | yield from ('-map', '0', '-dn') | |
662 | if target_ext == 'm4a': | |
663 | yield from ('-vn', '-acodec', 'copy') | |
664 | else: | |
665 | yield from ('-c', 'copy') | |
666 | ||
8326b00a | 667 | @PostProcessor._restrict_to(images=False) |
496c1923 | 668 | def run(self, info): |
7a340e0d | 669 | filename, metadata_filename = info['filepath'], None |
dac5df5a | 670 | files_to_delete, options = [], [] |
7a340e0d NA |
671 | if self._add_chapters and info.get('chapters'): |
672 | metadata_filename = replace_extension(filename, 'meta') | |
673 | options.extend(self._get_chapter_opts(info['chapters'], metadata_filename)) | |
dac5df5a | 674 | files_to_delete.append(metadata_filename) |
7a340e0d NA |
675 | if self._add_metadata: |
676 | options.extend(self._get_metadata_opts(info)) | |
677 | ||
dac5df5a | 678 | if self._add_infojson: |
679 | if info['ext'] in ('mkv', 'mka'): | |
680 | infojson_filename = info.get('infojson_filename') | |
681 | options.extend(self._get_infojson_opts(info, infojson_filename)) | |
682 | if not infojson_filename: | |
683 | files_to_delete.append(info.get('infojson_filename')) | |
684 | elif self._add_infojson is True: | |
685 | self.to_screen('The info-json can only be attached to mkv/mka files') | |
686 | ||
7a340e0d NA |
687 | if not options: |
688 | self.to_screen('There isn\'t any metadata to add') | |
689 | return [], info | |
690 | ||
691 | temp_filename = prepend_extension(filename, 'temp') | |
692 | self.to_screen('Adding metadata to "%s"' % filename) | |
693 | self.run_ffmpeg_multiple_files( | |
694 | (filename, metadata_filename), temp_filename, | |
695 | itertools.chain(self._options(info['ext']), *options)) | |
dac5df5a | 696 | for file in filter(None, files_to_delete): |
697 | os.remove(file) # Don't obey --keep-files | |
7a340e0d NA |
698 | os.replace(temp_filename, filename) |
699 | return [], info | |
700 | ||
701 | @staticmethod | |
702 | def _get_chapter_opts(chapters, metadata_filename): | |
703 | with io.open(metadata_filename, 'wt', encoding='utf-8') as f: | |
704 | def ffmpeg_escape(text): | |
705 | return re.sub(r'([\\=;#\n])', r'\\\1', text) | |
706 | ||
707 | metadata_file_content = ';FFMETADATA1\n' | |
708 | for chapter in chapters: | |
709 | metadata_file_content += '[CHAPTER]\nTIMEBASE=1/1000\n' | |
710 | metadata_file_content += 'START=%d\n' % (chapter['start_time'] * 1000) | |
711 | metadata_file_content += 'END=%d\n' % (chapter['end_time'] * 1000) | |
712 | chapter_title = chapter.get('title') | |
713 | if chapter_title: | |
714 | metadata_file_content += 'title=%s\n' % ffmpeg_escape(chapter_title) | |
715 | f.write(metadata_file_content) | |
716 | yield ('-map_metadata', '1') | |
717 | ||
718 | def _get_metadata_opts(self, info): | |
496c1923 | 719 | metadata = {} |
b11d2101 | 720 | meta_prefix = 'meta_' |
4bd143a3 S |
721 | |
722 | def add(meta_list, info_list=None): | |
b11d2101 | 723 | value = next(( |
724 | str(info[key]) for key in [meta_prefix] + list(variadic(info_list or meta_list)) | |
725 | if info.get(key) is not None), None) | |
726 | if value not in ('', None): | |
727 | metadata.update({meta_f: value for meta_f in variadic(meta_list)}) | |
4bd143a3 | 728 | |
2791e80b S |
729 | # See [1-4] for some info on media metadata/metadata supported |
730 | # by ffmpeg. | |
731 | # 1. https://kdenlive.org/en/project/adding-meta-data-to-mp4-video/ | |
732 | # 2. https://wiki.multimedia.cx/index.php/FFmpeg_Metadata | |
733 | # 3. https://kodi.wiki/view/Video_file_tagging | |
2791e80b | 734 | |
4bd143a3 S |
735 | add('title', ('track', 'title')) |
736 | add('date', 'upload_date') | |
cd9b384c | 737 | add(('description', 'synopsis'), 'description') |
738 | add(('purl', 'comment'), 'webpage_url') | |
4bd143a3 S |
739 | add('track', 'track_number') |
740 | add('artist', ('artist', 'creator', 'uploader', 'uploader_id')) | |
741 | add('genre') | |
742 | add('album') | |
743 | add('album_artist') | |
744 | add('disc', 'disc_number') | |
2791e80b S |
745 | add('show', 'series') |
746 | add('season_number') | |
747 | add('episode_id', ('episode', 'episode_id')) | |
748 | add('episode_sort', 'episode_number') | |
f279aaee | 749 | if 'embed-metadata' in self.get_param('compat_opts', []): |
750 | add('comment', 'description') | |
751 | metadata.pop('synopsis', None) | |
496c1923 | 752 | |
b11d2101 | 753 | for key, value in info.items(): |
754 | if value is not None and key != meta_prefix and key.startswith(meta_prefix): | |
755 | metadata[key[len(meta_prefix):]] = value | |
84601bb7 | 756 | |
7a340e0d NA |
757 | for name, value in metadata.items(): |
758 | yield ('-metadata', f'{name}={value}') | |
39c68260 | 759 | |
7dde84f3 | 760 | stream_idx = 0 |
761 | for fmt in info.get('requested_formats') or []: | |
762 | stream_count = 2 if 'none' not in (fmt.get('vcodec'), fmt.get('acodec')) else 1 | |
763 | if fmt.get('language'): | |
764 | lang = ISO639Utils.short2long(fmt['language']) or fmt['language'] | |
7a340e0d NA |
765 | for i in range(stream_count): |
766 | yield ('-metadata:s:%d' % (stream_idx + i), 'language=%s' % lang) | |
7dde84f3 | 767 | stream_idx += stream_count |
496c1923 | 768 | |
dac5df5a | 769 | def _get_infojson_opts(self, info, infofn): |
770 | if not infofn or not os.path.exists(infofn): | |
771 | if self._add_infojson is not True: | |
772 | return | |
773 | infofn = infofn or '%s.temp' % ( | |
774 | self._downloader.prepare_filename(info, 'infojson') | |
775 | or replace_extension(self._downloader.prepare_filename(info), 'info.json', info['ext'])) | |
776 | if not self._downloader._ensure_dir_exists(infofn): | |
777 | return | |
778 | self.write_debug(f'Writing info-json to: {infofn}') | |
779 | write_json_file(self._downloader.sanitize_info(info, self.get_param('clean_infojson', True)), infofn) | |
780 | info['infojson_filename'] = infofn | |
781 | ||
782 | old_stream, new_stream = self.get_stream_number(info['filepath'], ('tags', 'mimetype'), 'application/json') | |
783 | if old_stream is not None: | |
784 | yield ('-map', '-0:%d' % old_stream) | |
785 | new_stream -= 1 | |
06167fbb | 786 | |
dac5df5a | 787 | yield ('-attach', infofn, |
788 | '-metadata:s:%d' % new_stream, 'mimetype=application/json') | |
496c1923 PH |
789 | |
790 | ||
791 | class FFmpegMergerPP(FFmpegPostProcessor): | |
8326b00a | 792 | @PostProcessor._restrict_to(images=False) |
496c1923 PH |
793 | def run(self, info): |
794 | filename = info['filepath'] | |
5b5fbc08 | 795 | temp_filename = prepend_extension(filename, 'temp') |
d03cfdce | 796 | args = ['-c', 'copy'] |
50eff38c | 797 | audio_streams = 0 |
d03cfdce | 798 | for (i, fmt) in enumerate(info['requested_formats']): |
799 | if fmt.get('acodec') != 'none': | |
a21e0ab1 | 800 | args.extend(['-map', f'{i}:a:0']) |
9dda99f2 | 801 | aac_fixup = fmt['protocol'].startswith('m3u8') and self.get_audio_codec(fmt['filepath']) == 'aac' |
802 | if aac_fixup: | |
50eff38c | 803 | args.extend([f'-bsf:a:{audio_streams}', 'aac_adtstoasc']) |
804 | audio_streams += 1 | |
d03cfdce | 805 | if fmt.get('vcodec') != 'none': |
806 | args.extend(['-map', '%u:v:0' % (i)]) | |
1b77b347 | 807 | self.to_screen('Merging formats into "%s"' % filename) |
5b5fbc08 JMF |
808 | self.run_ffmpeg_multiple_files(info['__files_to_merge'], temp_filename, args) |
809 | os.rename(encodeFilename(temp_filename), encodeFilename(filename)) | |
d47aeb22 | 810 | return info['__files_to_merge'], info |
496c1923 | 811 | |
13763ce5 S |
812 | def can_merge(self): |
813 | # TODO: figure out merge-capable ffmpeg version | |
814 | if self.basename != 'avconv': | |
815 | return True | |
816 | ||
817 | required_version = '10-0' | |
818 | if is_outdated_version( | |
819 | self._versions[self.basename], required_version): | |
820 | warning = ('Your copy of %s is outdated and unable to properly mux separate video and audio files, ' | |
7a5c1cfe | 821 | 'yt-dlp will download single file media. ' |
13763ce5 S |
822 | 'Update %s to version %s or newer to fix this.') % ( |
823 | self.basename, self.basename, required_version) | |
f446cc66 | 824 | self.report_warning(warning) |
13763ce5 S |
825 | return False |
826 | return True | |
827 | ||
0c14e2fb | 828 | |
fd7cfb64 | 829 | class FFmpegFixupPostProcessor(FFmpegPostProcessor): |
830 | def _fixup(self, msg, filename, options): | |
6271f1ca PH |
831 | temp_filename = prepend_extension(filename, 'temp') |
832 | ||
f89b3e2d | 833 | self.to_screen(f'{msg} of "{filename}"') |
6271f1ca PH |
834 | self.run_ffmpeg(filename, temp_filename, options) |
835 | ||
d75201a8 | 836 | os.replace(temp_filename, filename) |
6271f1ca | 837 | |
fd7cfb64 | 838 | |
839 | class FFmpegFixupStretchedPP(FFmpegFixupPostProcessor): | |
840 | @PostProcessor._restrict_to(images=False, audio=False) | |
841 | def run(self, info): | |
842 | stretched_ratio = info.get('stretched_ratio') | |
843 | if stretched_ratio not in (None, 1): | |
844 | self._fixup('Fixing aspect ratio', info['filepath'], [ | |
845 | '-c', 'copy', '-map', '0', '-dn', '-aspect', '%f' % stretched_ratio]) | |
592e97e8 | 846 | return [], info |
62cd676c PH |
847 | |
848 | ||
fd7cfb64 | 849 | class FFmpegFixupM4aPP(FFmpegFixupPostProcessor): |
8326b00a | 850 | @PostProcessor._restrict_to(images=False, video=False) |
62cd676c | 851 | def run(self, info): |
fd7cfb64 | 852 | if info.get('container') == 'm4a_dash': |
853 | self._fixup('Correcting container', info['filepath'], [ | |
854 | '-c', 'copy', '-map', '0', '-dn', '-f', 'mp4']) | |
592e97e8 | 855 | return [], info |
e9fade72 JMF |
856 | |
857 | ||
fd7cfb64 | 858 | class FFmpegFixupM3u8PP(FFmpegFixupPostProcessor): |
e04b003e | 859 | def _needs_fixup(self, info): |
860 | yield info['ext'] in ('mp4', 'm4a') | |
861 | yield info['protocol'].startswith('m3u8') | |
862 | try: | |
863 | metadata = self.get_metadata_object(info['filepath']) | |
864 | except PostProcessingError as e: | |
865 | self.report_warning(f'Unable to extract metadata: {e.msg}') | |
866 | yield True | |
867 | else: | |
868 | yield traverse_obj(metadata, ('format', 'format_name'), casesense=False) == 'mpegts' | |
869 | ||
8326b00a | 870 | @PostProcessor._restrict_to(images=False) |
f17f8651 | 871 | def run(self, info): |
e04b003e | 872 | if all(self._needs_fixup(info)): |
873 | self._fixup('Fixing MPEG-TS in MP4 container', info['filepath'], [ | |
fd7cfb64 | 874 | '-c', 'copy', '-map', '0', '-dn', '-f', 'mp4', '-bsf:a', 'aac_adtstoasc']) |
f17f8651 | 875 | return [], info |
876 | ||
877 | ||
e36d50c5 | 878 | class FFmpegFixupTimestampPP(FFmpegFixupPostProcessor): |
879 | ||
880 | def __init__(self, downloader=None, trim=0.001): | |
881 | # "trim" should be used when the video contains unintended packets | |
882 | super(FFmpegFixupTimestampPP, self).__init__(downloader) | |
883 | assert isinstance(trim, (int, float)) | |
884 | self.trim = str(trim) | |
885 | ||
886 | @PostProcessor._restrict_to(images=False) | |
887 | def run(self, info): | |
832e9000 | 888 | if not self._features.get('setts'): |
e36d50c5 | 889 | self.report_warning( |
890 | 'A re-encode is needed to fix timestamps in older versions of ffmpeg. ' | |
832e9000 | 891 | 'Please install ffmpeg 4.4 or later to fixup without re-encoding') |
e36d50c5 | 892 | opts = ['-vf', 'setpts=PTS-STARTPTS'] |
893 | else: | |
894 | opts = ['-c', 'copy', '-bsf', 'setts=ts=TS-STARTPTS'] | |
895 | self._fixup('Fixing frame timestamp', info['filepath'], opts + ['-map', '0', '-dn', '-ss', self.trim]) | |
896 | return [], info | |
897 | ||
898 | ||
899 | class FFmpegFixupDurationPP(FFmpegFixupPostProcessor): | |
900 | @PostProcessor._restrict_to(images=False) | |
901 | def run(self, info): | |
902 | self._fixup('Fixing video duration', info['filepath'], ['-c', 'copy', '-map', '0', '-dn']) | |
903 | return [], info | |
904 | ||
905 | ||
e9fade72 | 906 | class FFmpegSubtitlesConvertorPP(FFmpegPostProcessor): |
81a23040 | 907 | SUPPORTED_EXTS = ('srt', 'vtt', 'ass', 'lrc') |
908 | ||
e9fade72 JMF |
909 | def __init__(self, downloader=None, format=None): |
910 | super(FFmpegSubtitlesConvertorPP, self).__init__(downloader) | |
911 | self.format = format | |
912 | ||
913 | def run(self, info): | |
914 | subs = info.get('requested_subtitles') | |
e9fade72 JMF |
915 | new_ext = self.format |
916 | new_format = new_ext | |
917 | if new_format == 'vtt': | |
918 | new_format = 'webvtt' | |
919 | if subs is None: | |
1b77b347 | 920 | self.to_screen('There aren\'t any subtitles to convert') |
592e97e8 | 921 | return [], info |
1b77b347 | 922 | self.to_screen('Converting subtitles') |
e04398e3 | 923 | sub_filenames = [] |
e9fade72 | 924 | for lang, sub in subs.items(): |
a1c39673 | 925 | if not os.path.exists(sub.get('filepath', '')): |
926 | self.report_warning(f'Skipping embedding {lang} subtitle because the file is missing') | |
927 | continue | |
e9fade72 JMF |
928 | ext = sub['ext'] |
929 | if ext == new_ext: | |
1b77b347 | 930 | self.to_screen('Subtitle file for %s is already in the requested format' % new_ext) |
e9fade72 | 931 | continue |
503d4a44 | 932 | elif ext == 'json': |
1b77b347 | 933 | self.to_screen( |
934 | 'You have requested to convert json subtitles into another format, ' | |
503d4a44 | 935 | 'which is currently not possible') |
936 | continue | |
dcf64d43 | 937 | old_file = sub['filepath'] |
e04398e3 | 938 | sub_filenames.append(old_file) |
dcf64d43 | 939 | new_file = replace_extension(old_file, new_ext) |
bf6427d2 | 940 | |
40fcba5e | 941 | if ext in ('dfxp', 'ttml', 'tt'): |
f446cc66 | 942 | self.report_warning( |
1b77b347 | 943 | 'You have requested to convert dfxp (TTML) subtitles into another format, ' |
bf6427d2 YCH |
944 | 'which results in style information loss') |
945 | ||
e04398e3 | 946 | dfxp_file = old_file |
dcf64d43 | 947 | srt_file = replace_extension(old_file, 'srt') |
bf6427d2 | 948 | |
3869028f | 949 | with open(dfxp_file, 'rb') as f: |
bf6427d2 YCH |
950 | srt_data = dfxp2srt(f.read()) |
951 | ||
952 | with io.open(srt_file, 'wt', encoding='utf-8') as f: | |
953 | f.write(srt_data) | |
7e62c2eb | 954 | old_file = srt_file |
bf6427d2 | 955 | |
bf6427d2 YCH |
956 | subs[lang] = { |
957 | 'ext': 'srt', | |
dcf64d43 | 958 | 'data': srt_data, |
959 | 'filepath': srt_file, | |
bf6427d2 YCH |
960 | } |
961 | ||
962 | if new_ext == 'srt': | |
963 | continue | |
7b8b007c JMF |
964 | else: |
965 | sub_filenames.append(srt_file) | |
bf6427d2 | 966 | |
e04398e3 | 967 | self.run_ffmpeg(old_file, new_file, ['-f', new_format]) |
e9fade72 JMF |
968 | |
969 | with io.open(new_file, 'rt', encoding='utf-8') as f: | |
970 | subs[lang] = { | |
3547d265 | 971 | 'ext': new_ext, |
e9fade72 | 972 | 'data': f.read(), |
dcf64d43 | 973 | 'filepath': new_file, |
e9fade72 JMF |
974 | } |
975 | ||
dcf64d43 | 976 | info['__files_to_move'][new_file] = replace_extension( |
37242e56 | 977 | info['__files_to_move'][sub['filepath']], new_ext) |
dcf64d43 | 978 | |
e04398e3 | 979 | return sub_filenames, info |
72755351 | 980 | |
981 | ||
982 | class FFmpegSplitChaptersPP(FFmpegPostProcessor): | |
7a340e0d NA |
983 | def __init__(self, downloader, force_keyframes=False): |
984 | FFmpegPostProcessor.__init__(self, downloader) | |
985 | self._force_keyframes = force_keyframes | |
72755351 | 986 | |
987 | def _prepare_filename(self, number, chapter, info): | |
988 | info = info.copy() | |
989 | info.update({ | |
990 | 'section_number': number, | |
991 | 'section_title': chapter.get('title'), | |
992 | 'section_start': chapter.get('start_time'), | |
993 | 'section_end': chapter.get('end_time'), | |
994 | }) | |
995 | return self._downloader.prepare_filename(info, 'chapter') | |
996 | ||
997 | def _ffmpeg_args_for_chapter(self, number, chapter, info): | |
998 | destination = self._prepare_filename(number, chapter, info) | |
999 | if not self._downloader._ensure_dir_exists(encodeFilename(destination)): | |
1000 | return | |
1001 | ||
dcf64d43 | 1002 | chapter['filepath'] = destination |
72755351 | 1003 | self.to_screen('Chapter %03d; Destination: %s' % (number, destination)) |
1004 | return ( | |
1005 | destination, | |
1006 | ['-ss', compat_str(chapter['start_time']), | |
a94bfd6c | 1007 | '-t', compat_str(chapter['end_time'] - chapter['start_time'])]) |
72755351 | 1008 | |
8326b00a | 1009 | @PostProcessor._restrict_to(images=False) |
72755351 | 1010 | def run(self, info): |
1011 | chapters = info.get('chapters') or [] | |
1012 | if not chapters: | |
7a340e0d | 1013 | self.to_screen('Chapter information is unavailable') |
72755351 | 1014 | return [], info |
1015 | ||
7a340e0d NA |
1016 | in_file = info['filepath'] |
1017 | if self._force_keyframes and len(chapters) > 1: | |
1018 | in_file = self.force_keyframes(in_file, (c['start_time'] for c in chapters)) | |
72755351 | 1019 | self.to_screen('Splitting video by chapters; %d chapters found' % len(chapters)) |
1020 | for idx, chapter in enumerate(chapters): | |
1021 | destination, opts = self._ffmpeg_args_for_chapter(idx + 1, chapter, info) | |
7a340e0d NA |
1022 | self.real_run_ffmpeg([(in_file, opts)], [(destination, ['-c', 'copy'])]) |
1023 | if in_file != info['filepath']: | |
1024 | os.remove(in_file) | |
72755351 | 1025 | return [], info |
8fa43c73 | 1026 | |
1027 | ||
1028 | class FFmpegThumbnailsConvertorPP(FFmpegPostProcessor): | |
81a23040 | 1029 | SUPPORTED_EXTS = ('jpg', 'png') |
1030 | ||
8fa43c73 | 1031 | def __init__(self, downloader=None, format=None): |
1032 | super(FFmpegThumbnailsConvertorPP, self).__init__(downloader) | |
1033 | self.format = format | |
1034 | ||
1035 | @staticmethod | |
1036 | def is_webp(path): | |
1037 | with open(encodeFilename(path), 'rb') as f: | |
1038 | b = f.read(12) | |
1039 | return b[0:4] == b'RIFF' and b[8:] == b'WEBP' | |
1040 | ||
1041 | def fixup_webp(self, info, idx=-1): | |
1042 | thumbnail_filename = info['thumbnails'][idx]['filepath'] | |
1043 | _, thumbnail_ext = os.path.splitext(thumbnail_filename) | |
1044 | if thumbnail_ext: | |
1045 | thumbnail_ext = thumbnail_ext[1:].lower() | |
1046 | if thumbnail_ext != 'webp' and self.is_webp(thumbnail_filename): | |
1047 | self.to_screen('Correcting thumbnail "%s" extension to webp' % thumbnail_filename) | |
1048 | webp_filename = replace_extension(thumbnail_filename, 'webp') | |
d75201a8 | 1049 | os.replace(thumbnail_filename, webp_filename) |
8fa43c73 | 1050 | info['thumbnails'][idx]['filepath'] = webp_filename |
1051 | info['__files_to_move'][webp_filename] = replace_extension( | |
1052 | info['__files_to_move'].pop(thumbnail_filename), 'webp') | |
1053 | ||
81a23040 | 1054 | @staticmethod |
1055 | def _options(target_ext): | |
1056 | if target_ext == 'jpg': | |
1057 | return ['-bsf:v', 'mjpeg2jpeg'] | |
1058 | return [] | |
1059 | ||
1060 | def convert_thumbnail(self, thumbnail_filename, target_ext): | |
81a23040 | 1061 | thumbnail_conv_filename = replace_extension(thumbnail_filename, target_ext) |
337e0c62 | 1062 | |
1063 | self.to_screen('Converting thumbnail "%s" to %s' % (thumbnail_filename, target_ext)) | |
1064 | self.real_run_ffmpeg( | |
1065 | [(thumbnail_filename, ['-f', 'image2', '-pattern_type', 'none'])], | |
1066 | [(thumbnail_conv_filename.replace('%', '%%'), self._options(target_ext))]) | |
a927acb1 | 1067 | return thumbnail_conv_filename |
8fa43c73 | 1068 | |
1069 | def run(self, info): | |
8fa43c73 | 1070 | files_to_delete = [] |
1071 | has_thumbnail = False | |
1072 | ||
1073 | for idx, thumbnail_dict in enumerate(info['thumbnails']): | |
1074 | if 'filepath' not in thumbnail_dict: | |
1075 | continue | |
1076 | has_thumbnail = True | |
1077 | self.fixup_webp(info, idx) | |
1078 | original_thumbnail = thumbnail_dict['filepath'] | |
1079 | _, thumbnail_ext = os.path.splitext(original_thumbnail) | |
1080 | if thumbnail_ext: | |
1081 | thumbnail_ext = thumbnail_ext[1:].lower() | |
15a4fd53 | 1082 | if thumbnail_ext == 'jpeg': |
1083 | thumbnail_ext = 'jpg' | |
8fa43c73 | 1084 | if thumbnail_ext == self.format: |
1085 | self.to_screen('Thumbnail "%s" is already in the requested format' % original_thumbnail) | |
1086 | continue | |
1087 | thumbnail_dict['filepath'] = self.convert_thumbnail(original_thumbnail, self.format) | |
1088 | files_to_delete.append(original_thumbnail) | |
1089 | info['__files_to_move'][thumbnail_dict['filepath']] = replace_extension( | |
1090 | info['__files_to_move'][original_thumbnail], self.format) | |
1091 | ||
1092 | if not has_thumbnail: | |
1093 | self.to_screen('There aren\'t any thumbnails to convert') | |
1094 | return files_to_delete, info |