Commit | Line | Data |
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93bdab9d | 1 | # GNU MediaGoblin -- federated, autonomous media hosting |
cf29e8a8 | 2 | # Copyright (C) 2011, 2012 MediaGoblin contributors. See AUTHORS. |
93bdab9d JW |
3 | # |
4 | # This program is free software: you can redistribute it and/or modify | |
5 | # it under the terms of the GNU Affero General Public License as published by | |
6 | # the Free Software Foundation, either version 3 of the License, or | |
7 | # (at your option) any later version. | |
8 | # | |
9 | # This program is distributed in the hope that it will be useful, | |
10 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12 | # GNU Affero General Public License for more details. | |
13 | # | |
14 | # You should have received a copy of the GNU Affero General Public License | |
15 | # along with this program. If not, see <http://www.gnu.org/licenses/>. | |
16 | ||
57d1cb3c | 17 | import argparse |
2ed6afb0 | 18 | import os.path |
e9c1b938 | 19 | import logging |
d0ceb506 | 20 | import datetime |
9a27fa60 | 21 | import celery |
93bdab9d | 22 | |
896d00fb BP |
23 | import six |
24 | ||
25ecdec9 | 25 | from celery import group, chord |
93bdab9d | 26 | from mediagoblin import mg_globals as mgg |
347ef583 RE |
27 | from mediagoblin.processing import ( |
28 | FilenameBuilder, BaseProcessingFail, | |
29 | ProgressCallback, MediaProcessor, | |
30 | ProcessingManager, request_from_args, | |
1cefccc7 | 31 | get_process_filename, store_public, |
d77eb562 | 32 | copy_original, get_entry_and_processing_manager) |
81c59ef0 | 33 | from mediagoblin.processing.task import ProcessMedia |
51eb0267 | 34 | from mediagoblin.tools.translate import lazy_pass_to_ugettext as _ |
54b4b28f | 35 | from mediagoblin.media_types import MissingComponents |
51eb0267 | 36 | |
26729e02 | 37 | from . import transcoders |
25ecdec9 | 38 | from .util import skip_transcode, ACCEPTED_RESOLUTIONS |
5c754fda | 39 | |
8e5f9746 JW |
40 | _log = logging.getLogger(__name__) |
41 | _log.setLevel(logging.DEBUG) | |
93bdab9d | 42 | |
cbac4a7f RE |
43 | MEDIA_TYPE = 'mediagoblin.media_types.video' |
44 | ||
93bdab9d | 45 | |
51eb0267 JW |
46 | class VideoTranscodingFail(BaseProcessingFail): |
47 | ''' | |
48 | Error raised if video transcoding fails | |
49 | ''' | |
50 | general_message = _(u'Video transcoding failed') | |
51 | ||
52 | ||
54b4b28f BB |
53 | def sniffer(media_file): |
54 | '''New style sniffer, used in two-steps check; requires to have .name''' | |
cbac4a7f | 55 | _log.info('Sniffing {0}'.format(MEDIA_TYPE)) |
54b4b28f BB |
56 | try: |
57 | data = transcoders.discover(media_file.name) | |
58 | except Exception as e: | |
59 | # this is usually GLib.GError, but we don't really care which one | |
896d00fb BP |
60 | _log.warning(u'GStreamer: {0}'.format(six.text_type(e))) |
61 | raise MissingComponents(u'GStreamer: {0}'.format(six.text_type(e))) | |
4f4f2531 | 62 | _log.debug('Discovered: {0}'.format(data)) |
10085b77 | 63 | |
54b4b28f BB |
64 | if not data.get_video_streams(): |
65 | raise MissingComponents('No video streams found in this video') | |
26729e02 | 66 | |
54b4b28f | 67 | if data.get_result() != 0: # it's 0 if success |
6e4eccb1 BB |
68 | try: |
69 | missing = data.get_misc().get_string('name') | |
70 | _log.warning('GStreamer: missing {0}'.format(missing)) | |
71 | except AttributeError as e: | |
72 | # AttributeError happens here on gstreamer >1.4, when get_misc | |
73 | # returns None. There is a special function to get info about | |
74 | # missing plugin. This info should be printed to logs for admin and | |
75 | # showed to the user in a short and nice version | |
76 | details = data.get_missing_elements_installer_details() | |
77 | _log.warning('GStreamer: missing: {0}'.format(', '.join(details))) | |
78 | missing = u', '.join([u'{0} ({1})'.format(*d.split('|')[3:]) | |
79 | for d in details]) | |
80 | raise MissingComponents(u'{0} is missing'.format(missing)) | |
26729e02 | 81 | |
54b4b28f | 82 | return MEDIA_TYPE |
93bdab9d | 83 | |
bfd68cce | 84 | |
54b4b28f BB |
85 | def sniff_handler(media_file, filename): |
86 | try: | |
87 | return sniffer(media_file) | |
88 | except: | |
89 | _log.error('Could not discover {0}'.format(filename)) | |
90 | return None | |
91 | ||
2d1e8905 BB |
92 | def get_tags(stream_info): |
93 | 'gets all tags and their values from stream info' | |
94 | taglist = stream_info.get_tags() | |
95 | if not taglist: | |
96 | return {} | |
97 | tags = [] | |
98 | taglist.foreach( | |
99 | lambda list, tag: tags.append((tag, list.get_value_index(tag, 0)))) | |
100 | tags = dict(tags) | |
101 | ||
102 | # date/datetime should be converted from GDate/GDateTime to strings | |
103 | if 'date' in tags: | |
104 | date = tags['date'] | |
105 | tags['date'] = "%s-%s-%s" % ( | |
106 | date.year, date.month, date.day) | |
107 | ||
108 | if 'datetime' in tags: | |
109 | # TODO: handle timezone info; gst.get_time_zone_offset + | |
110 | # python's tzinfo should help | |
111 | dt = tags['datetime'] | |
112 | tags['datetime'] = datetime.datetime( | |
113 | dt.get_year(), dt.get_month(), dt.get_day(), dt.get_hour(), | |
114 | dt.get_minute(), dt.get_second(), | |
115 | dt.get_microsecond()).isoformat() | |
f13225fa | 116 | for k, v in tags.copy().items(): |
2d1e8905 | 117 | # types below are accepted by json; others must not present |
896d00fb | 118 | if not isinstance(v, (dict, list, six.string_types, int, float, bool, |
2d1e8905 BB |
119 | type(None))): |
120 | del tags[k] | |
121 | return dict(tags) | |
122 | ||
29adab46 CAW |
123 | def store_metadata(media_entry, metadata): |
124 | """ | |
125 | Store metadata from this video for this media entry. | |
126 | """ | |
7e266d5a BB |
127 | stored_metadata = dict() |
128 | audio_info_list = metadata.get_audio_streams() | |
129 | if audio_info_list: | |
2d1e8905 BB |
130 | stored_metadata['audio'] = [] |
131 | for audio_info in audio_info_list: | |
132 | stored_metadata['audio'].append( | |
133 | { | |
134 | 'channels': audio_info.get_channels(), | |
135 | 'bitrate': audio_info.get_bitrate(), | |
136 | 'depth': audio_info.get_depth(), | |
137 | 'languange': audio_info.get_language(), | |
138 | 'sample_rate': audio_info.get_sample_rate(), | |
139 | 'tags': get_tags(audio_info) | |
140 | }) | |
141 | ||
142 | video_info_list = metadata.get_video_streams() | |
143 | if video_info_list: | |
144 | stored_metadata['video'] = [] | |
145 | for video_info in video_info_list: | |
146 | stored_metadata['video'].append( | |
147 | { | |
148 | 'width': video_info.get_width(), | |
149 | 'height': video_info.get_height(), | |
150 | 'bitrate': video_info.get_bitrate(), | |
151 | 'depth': video_info.get_depth(), | |
152 | 'videorate': [video_info.get_framerate_num(), | |
153 | video_info.get_framerate_denom()], | |
154 | 'tags': get_tags(video_info) | |
155 | }) | |
156 | ||
157 | stored_metadata['common'] = { | |
158 | 'duration': metadata.get_duration(), | |
159 | 'tags': get_tags(metadata), | |
160 | } | |
4f239ff1 CAW |
161 | # Only save this field if there's something to save |
162 | if len(stored_metadata): | |
2d1e8905 | 163 | media_entry.media_data_init(orig_metadata=stored_metadata) |
347ef583 | 164 | |
7cc9b6d1 | 165 | # ===================== |
166 | ||
167 | ||
9a27fa60 | 168 | @celery.task() |
d77eb562 | 169 | def main_task(entry_id, resolution, medium_size, **process_info): |
170 | entry, manager = get_entry_and_processing_manager(entry_id) | |
171 | print "\nEntered main_task\n" | |
172 | with CommonVideoProcessor(manager, entry) as processor: | |
173 | processor.common_setup(resolution) | |
174 | processor.transcode(medium_size=tuple(medium_size), vp8_quality=process_info['vp8_quality'], | |
175 | vp8_threads=process_info['vp8_threads'], vorbis_quality=process_info['vorbis_quality']) | |
176 | processor.generate_thumb(thumb_size=process_info['thumb_size']) | |
177 | processor.store_orig_metadata() | |
178 | print "\nExited main_task\n" | |
7cc9b6d1 | 179 | |
180 | ||
9a27fa60 | 181 | @celery.task() |
d77eb562 | 182 | def complimentary_task(entry_id, resolution, medium_size, **process_info): |
183 | entry, manager = get_entry_and_processing_manager(entry_id) | |
184 | print "\nEntered complimentary_task\n" | |
185 | with CommonVideoProcessor(manager, entry) as processor: | |
186 | processor.common_setup(resolution) | |
187 | processor.transcode(medium_size=tuple(medium_size), vp8_quality=process_info['vp8_quality'], | |
188 | vp8_threads=process_info['vp8_threads'], vorbis_quality=process_info['vorbis_quality']) | |
189 | print "\nExited complimentary_task\n" | |
7cc9b6d1 | 190 | |
191 | ||
9a27fa60 | 192 | @celery.task() |
d77eb562 | 193 | def processing_cleanup(entry_id): |
194 | entry, manager = get_entry_and_processing_manager(entry_id) | |
195 | with CommonVideoProcessor(manager, entry) as processor: | |
196 | processor.delete_queue_file() | |
197 | print "\nDeleted queue_file\n" | |
7cc9b6d1 | 198 | |
199 | # ===================== | |
200 | ||
347ef583 RE |
201 | |
202 | class CommonVideoProcessor(MediaProcessor): | |
203 | """ | |
204 | Provides a base for various video processing steps | |
205 | """ | |
16ef1164 | 206 | acceptable_files = ['original, best_quality', 'webm_144p', 'webm_360p', |
207 | 'webm_480p', 'webm_720p', 'webm_1080p', 'webm_video'] | |
347ef583 | 208 | |
16ef1164 | 209 | def common_setup(self, resolution=None): |
347ef583 | 210 | self.video_config = mgg \ |
9a6741d7 | 211 | .global_config['plugins'][MEDIA_TYPE] |
347ef583 | 212 | |
1cefccc7 RE |
213 | # Pull down and set up the processing file |
214 | self.process_filename = get_process_filename( | |
215 | self.entry, self.workbench, self.acceptable_files) | |
216 | self.name_builder = FilenameBuilder(self.process_filename) | |
d77eb562 | 217 | |
347ef583 RE |
218 | self.transcoder = transcoders.VideoTranscoder() |
219 | self.did_transcode = False | |
220 | ||
16ef1164 | 221 | if resolution: |
222 | self.curr_file = 'webm_' + str(resolution) | |
223 | self.part_filename = (self.name_builder.fill('{basename}.' + | |
224 | str(resolution) + '.webm')) | |
225 | else: | |
226 | self.curr_file = 'webm_video' | |
227 | self.part_filename = self.name_builder.fill('{basename}.medium.webm') | |
2963b0a1 | 228 | |
d77eb562 | 229 | print self.curr_file, ": Done common_setup()" |
230 | ||
347ef583 RE |
231 | def copy_original(self): |
232 | # If we didn't transcode, then we need to keep the original | |
16ef1164 | 233 | raise NotImplementedError |
347ef583 | 234 | |
0a8c0c70 RE |
235 | def _keep_best(self): |
236 | """ | |
237 | If there is no original, keep the best file that we have | |
238 | """ | |
16ef1164 | 239 | raise NotImplementedError |
0a8c0c70 | 240 | |
4c617543 RE |
241 | def _skip_processing(self, keyname, **kwargs): |
242 | file_metadata = self.entry.get_file_metadata(keyname) | |
243 | ||
244 | if not file_metadata: | |
245 | return False | |
246 | skip = True | |
247 | ||
16ef1164 | 248 | if 'webm' in keyname: |
4c617543 RE |
249 | if kwargs.get('medium_size') != file_metadata.get('medium_size'): |
250 | skip = False | |
251 | elif kwargs.get('vp8_quality') != file_metadata.get('vp8_quality'): | |
252 | skip = False | |
253 | elif kwargs.get('vp8_threads') != file_metadata.get('vp8_threads'): | |
254 | skip = False | |
255 | elif kwargs.get('vorbis_quality') != \ | |
256 | file_metadata.get('vorbis_quality'): | |
257 | skip = False | |
258 | elif keyname == 'thumb': | |
259 | if kwargs.get('thumb_size') != file_metadata.get('thumb_size'): | |
260 | skip = False | |
261 | ||
262 | return skip | |
263 | ||
0a8c0c70 | 264 | |
347ef583 RE |
265 | def transcode(self, medium_size=None, vp8_quality=None, vp8_threads=None, |
266 | vorbis_quality=None): | |
d77eb562 | 267 | print self.curr_file, ": Enter transcode" |
57d1cb3c | 268 | progress_callback = ProgressCallback(self.entry) |
16ef1164 | 269 | tmp_dst = os.path.join(self.workbench.dir, self.part_filename) |
347ef583 RE |
270 | |
271 | if not medium_size: | |
272 | medium_size = ( | |
273 | mgg.global_config['media:medium']['max_width'], | |
274 | mgg.global_config['media:medium']['max_height']) | |
275 | if not vp8_quality: | |
276 | vp8_quality = self.video_config['vp8_quality'] | |
277 | if not vp8_threads: | |
278 | vp8_threads = self.video_config['vp8_threads'] | |
279 | if not vorbis_quality: | |
280 | vorbis_quality = self.video_config['vorbis_quality'] | |
281 | ||
4c617543 RE |
282 | file_metadata = {'medium_size': medium_size, |
283 | 'vp8_threads': vp8_threads, | |
284 | 'vp8_quality': vp8_quality, | |
285 | 'vorbis_quality': vorbis_quality} | |
286 | ||
16ef1164 | 287 | if self._skip_processing(self.curr_file, **file_metadata): |
4c617543 RE |
288 | return |
289 | ||
16ef1164 | 290 | metadata = transcoders.discover(self.process_filename) |
291 | orig_dst_dimensions = (metadata.get_video_streams()[0].get_width(), | |
292 | metadata.get_video_streams()[0].get_height()) | |
bd50f8bf | 293 | |
347ef583 RE |
294 | # Figure out whether or not we need to transcode this video or |
295 | # if we can skip it | |
16ef1164 | 296 | if skip_transcode(metadata, medium_size): |
347ef583 RE |
297 | _log.debug('Skipping transcoding') |
298 | ||
1cefccc7 RE |
299 | # If there is an original and transcoded, delete the transcoded |
300 | # since it must be of lower quality then the original | |
301 | if self.entry.media_files.get('original') and \ | |
16ef1164 | 302 | self.entry.media_files.get(self.curr_file): |
303 | self.entry.media_files[self.curr_file].delete() | |
1cefccc7 | 304 | |
347ef583 | 305 | else: |
d77eb562 | 306 | print self.curr_file, ": ->1.1" |
307 | print type(medium_size) | |
308 | medium_size = tuple(medium_size) | |
309 | print type(medium_size) | |
310 | print self.curr_file, ": ->1.2" | |
1cefccc7 | 311 | self.transcoder.transcode(self.process_filename, tmp_dst, |
347ef583 RE |
312 | vp8_quality=vp8_quality, |
313 | vp8_threads=vp8_threads, | |
314 | vorbis_quality=vorbis_quality, | |
315 | progress_callback=progress_callback, | |
9b1317e3 | 316 | dimensions=tuple(medium_size)) |
d77eb562 | 317 | print self.curr_file, ": ->2" |
bd50f8bf | 318 | if self.transcoder.dst_data: |
d77eb562 | 319 | print self.curr_file, ": ->3" |
bd50f8bf BB |
320 | # Push transcoded video to public storage |
321 | _log.debug('Saving medium...') | |
d77eb562 | 322 | store_public(self.entry, 'webm_video', tmp_dst, self.part_filename) |
bd50f8bf BB |
323 | _log.debug('Saved medium') |
324 | ||
d77eb562 | 325 | print self.curr_file, ": ->4" |
16ef1164 | 326 | # Is this the file_metadata that paroneayea was talking about? |
327 | self.entry.set_file_metadata(self.curr_file, **file_metadata) | |
bd50f8bf BB |
328 | |
329 | self.did_transcode = True | |
d77eb562 | 330 | print self.curr_file, ": Done transcode()" |
347ef583 RE |
331 | |
332 | def generate_thumb(self, thumb_size=None): | |
d77eb562 | 333 | print self.curr_file, ": Enter generate_thumb()" |
347ef583 RE |
334 | # Temporary file for the video thumbnail (cleaned up with workbench) |
335 | tmp_thumb = os.path.join(self.workbench.dir, | |
336 | self.name_builder.fill( | |
337 | '{basename}.thumbnail.jpg')) | |
338 | ||
339 | if not thumb_size: | |
79044027 | 340 | thumb_size = (mgg.global_config['media:thumb']['max_width'],) |
347ef583 | 341 | |
4c617543 RE |
342 | if self._skip_processing('thumb', thumb_size=thumb_size): |
343 | return | |
344 | ||
0cdebda7 | 345 | # We will only use the width so that the correct scale is kept |
7e266d5a | 346 | transcoders.capture_thumb( |
1cefccc7 | 347 | self.process_filename, |
347ef583 | 348 | tmp_thumb, |
0cdebda7 | 349 | thumb_size[0]) |
347ef583 | 350 | |
f4703ae9 CAW |
351 | # Checking if the thumbnail was correctly created. If it was not, |
352 | # then just give up. | |
353 | if not os.path.exists (tmp_thumb): | |
354 | return | |
355 | ||
347ef583 RE |
356 | # Push the thumbnail to public storage |
357 | _log.debug('Saving thumbnail...') | |
358 | store_public(self.entry, 'thumb', tmp_thumb, | |
359 | self.name_builder.fill('{basename}.thumbnail.jpg')) | |
360 | ||
4c617543 | 361 | self.entry.set_file_metadata('thumb', thumb_size=thumb_size) |
d77eb562 | 362 | print self.curr_file, ": Done generate_thumb()" |
347ef583 | 363 | |
16ef1164 | 364 | def store_orig_metadata(self): |
d77eb562 | 365 | print self.curr_file, ": 2" |
16ef1164 | 366 | # Extract metadata and keep a record of it |
367 | metadata = transcoders.discover(self.process_filename) | |
368 | ||
369 | # metadata's stream info here is a DiscovererContainerInfo instance, | |
370 | # it gets split into DiscovererAudioInfo and DiscovererVideoInfo; | |
371 | # metadata itself has container-related data in tags, like video-codec | |
372 | store_metadata(self.entry, metadata) | |
373 | ||
374 | ||
347ef583 RE |
375 | class InitialProcessor(CommonVideoProcessor): |
376 | """ | |
377 | Initial processing steps for new video | |
378 | """ | |
379 | name = "initial" | |
380 | description = "Initial processing" | |
381 | ||
382 | @classmethod | |
383 | def media_is_eligible(cls, entry=None, state=None): | |
384 | if not state: | |
385 | state = entry.state | |
386 | return state in ( | |
387 | "unprocessed", "failed") | |
388 | ||
389 | @classmethod | |
390 | def generate_parser(cls): | |
391 | parser = argparse.ArgumentParser( | |
392 | description=cls.description, | |
393 | prog=cls.name) | |
394 | ||
395 | parser.add_argument( | |
396 | '--medium_size', | |
397 | nargs=2, | |
398 | metavar=('max_width', 'max_height'), | |
399 | type=int) | |
400 | ||
401 | parser.add_argument( | |
402 | '--vp8_quality', | |
403 | type=int, | |
404 | help='Range 0..10') | |
405 | ||
406 | parser.add_argument( | |
407 | '--vp8_threads', | |
408 | type=int, | |
409 | help='0 means number_of_CPUs - 1') | |
410 | ||
411 | parser.add_argument( | |
412 | '--vorbis_quality', | |
413 | type=float, | |
414 | help='Range -0.1..1') | |
415 | ||
416 | parser.add_argument( | |
417 | '--thumb_size', | |
418 | nargs=2, | |
419 | metavar=('max_width', 'max_height'), | |
420 | type=int) | |
421 | ||
422 | return parser | |
423 | ||
424 | @classmethod | |
425 | def args_to_request(cls, args): | |
426 | return request_from_args( | |
427 | args, ['medium_size', 'vp8_quality', 'vp8_threads', | |
428 | 'vorbis_quality', 'thumb_size']) | |
429 | ||
430 | def process(self, medium_size=None, vp8_threads=None, vp8_quality=None, | |
16ef1164 | 431 | vorbis_quality=None, thumb_size=None, resolution=None): |
432 | self.common_setup(resolution=resolution) | |
433 | self.store_orig_metadata() | |
347ef583 RE |
434 | self.transcode(medium_size=medium_size, vp8_quality=vp8_quality, |
435 | vp8_threads=vp8_threads, vorbis_quality=vorbis_quality) | |
436 | ||
347ef583 RE |
437 | self.generate_thumb(thumb_size=thumb_size) |
438 | self.delete_queue_file() | |
439 | ||
440 | ||
371bcc24 RE |
441 | class Resizer(CommonVideoProcessor): |
442 | """ | |
443 | Video thumbnail resizing process steps for processed media | |
444 | """ | |
445 | name = 'resize' | |
446 | description = 'Resize thumbnail' | |
3225008f | 447 | thumb_size = 'thumb_size' |
371bcc24 RE |
448 | |
449 | @classmethod | |
450 | def media_is_eligible(cls, entry=None, state=None): | |
451 | if not state: | |
452 | state = entry.state | |
453 | return state in 'processed' | |
454 | ||
455 | @classmethod | |
456 | def generate_parser(cls): | |
457 | parser = argparse.ArgumentParser( | |
57d1cb3c | 458 | description=cls.description, |
371bcc24 RE |
459 | prog=cls.name) |
460 | ||
461 | parser.add_argument( | |
462 | '--thumb_size', | |
463 | nargs=2, | |
464 | metavar=('max_width', 'max_height'), | |
465 | type=int) | |
466 | ||
698c7a8b RE |
467 | # Needed for gmg reprocess thumbs to work |
468 | parser.add_argument( | |
469 | 'file', | |
470 | nargs='?', | |
8bb0df62 RE |
471 | default='thumb', |
472 | choices=['thumb']) | |
698c7a8b | 473 | |
57d1cb3c RE |
474 | return parser |
475 | ||
371bcc24 RE |
476 | @classmethod |
477 | def args_to_request(cls, args): | |
478 | return request_from_args( | |
698c7a8b | 479 | args, ['thumb_size', 'file']) |
371bcc24 | 480 | |
698c7a8b | 481 | def process(self, thumb_size=None, file=None): |
371bcc24 RE |
482 | self.common_setup() |
483 | self.generate_thumb(thumb_size=thumb_size) | |
484 | ||
485 | ||
57d1cb3c RE |
486 | class Transcoder(CommonVideoProcessor): |
487 | """ | |
488 | Transcoding processing steps for processed video | |
489 | """ | |
490 | name = 'transcode' | |
491 | description = 'Re-transcode video' | |
492 | ||
493 | @classmethod | |
494 | def media_is_eligible(cls, entry=None, state=None): | |
495 | if not state: | |
496 | state = entry.state | |
497 | return state in 'processed' | |
498 | ||
499 | @classmethod | |
500 | def generate_parser(cls): | |
501 | parser = argparse.ArgumentParser( | |
502 | description=cls.description, | |
503 | prog=cls.name) | |
504 | ||
505 | parser.add_argument( | |
506 | '--medium_size', | |
507 | nargs=2, | |
508 | metavar=('max_width', 'max_height'), | |
509 | type=int) | |
510 | ||
511 | parser.add_argument( | |
512 | '--vp8_quality', | |
513 | type=int, | |
514 | help='Range 0..10') | |
515 | ||
516 | parser.add_argument( | |
517 | '--vp8_threads', | |
518 | type=int, | |
519 | help='0 means number_of_CPUs - 1') | |
520 | ||
521 | parser.add_argument( | |
522 | '--vorbis_quality', | |
523 | type=float, | |
524 | help='Range -0.1..1') | |
525 | ||
526 | return parser | |
527 | ||
528 | @classmethod | |
529 | def args_to_request(cls, args): | |
530 | return request_from_args( | |
531 | args, ['medium_size', 'vp8_threads', 'vp8_quality', | |
532 | 'vorbis_quality']) | |
533 | ||
534 | def process(self, medium_size=None, vp8_quality=None, vp8_threads=None, | |
535 | vorbis_quality=None): | |
536 | self.common_setup() | |
537 | self.transcode(medium_size=medium_size, vp8_threads=vp8_threads, | |
538 | vp8_quality=vp8_quality, vorbis_quality=vorbis_quality) | |
539 | ||
540 | ||
347ef583 RE |
541 | class VideoProcessingManager(ProcessingManager): |
542 | def __init__(self): | |
1a2982d6 | 543 | super(VideoProcessingManager, self).__init__() |
347ef583 | 544 | self.add_processor(InitialProcessor) |
371bcc24 | 545 | self.add_processor(Resizer) |
57d1cb3c | 546 | self.add_processor(Transcoder) |
81c59ef0 | 547 | |
d77eb562 | 548 | def workflow(self, entry_id, feed_url, reprocess_action, reprocess_info=None): |
25ecdec9 | 549 | |
d77eb562 | 550 | reprocess_info = reprocess_info or {} |
551 | if 'vp8_quality' not in reprocess_info: | |
552 | reprocess_info['vp8_quality'] = None | |
553 | if 'vorbis_quality' not in reprocess_info: | |
554 | reprocess_info['vorbis_quality'] = None | |
555 | if 'vp8_threads' not in reprocess_info: | |
556 | reprocess_info['vp8_threads'] = None | |
557 | if 'thumb_size' not in reprocess_info: | |
558 | reprocess_info['thumb_size'] = None | |
25ecdec9 | 559 | |
d77eb562 | 560 | transcoding_tasks = group([ |
561 | main_task.signature(args=(entry_id, '480p', ACCEPTED_RESOLUTIONS['480p']), | |
bd011c94 | 562 | kwargs=reprocess_info, queue='default', |
563 | priority=5, immutable=True), | |
d77eb562 | 564 | ]) |
565 | ||
566 | cleanup_task = processing_cleanup.signature(args=(entry_id,), | |
567 | queue='default', immutable=True) | |
568 | ||
569 | """ | |
570 | complimentary_task.signature(args=(entry_id, '360p', ACCEPTED_RESOLUTIONS['360p']), | |
bd011c94 | 571 | kwargs=reprocess_info, queue='default', |
572 | priority=4, immutable=True), | |
d77eb562 | 573 | complimentary_task.signature(args=(entry_id, '720p', ACCEPTED_RESOLUTIONS['720p']), |
bd011c94 | 574 | kwargs=reprocess_info, queue='default', |
575 | priority=3, immutable=True), | |
d77eb562 | 576 | main_task.apply_async(args=(entry_id, '480p', ACCEPTED_RESOLUTIONS['480p']), |
577 | kwargs=reprocess_info, queue='default', | |
578 | priority=5, immutable=True) | |
579 | processing_cleanup.apply_async(args=(entry_id,), queue='default', immutable=True) | |
580 | """ | |
25ecdec9 | 581 | |
bd011c94 | 582 | chord(transcoding_tasks)(cleanup_task) |
d77eb562 | 583 | |
584 | # main_task(entry_id, '480p', ACCEPTED_RESOLUTIONS['480p'], **reprocess_info) | |
585 | # processing_cleanup(entry_id) |