forked from 0x2620/pandora
streams per file and no longer per item
This commit is contained in:
parent
f228a4a5e5
commit
fc26ff01bd
10 changed files with 178 additions and 126 deletions
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@ -14,6 +14,7 @@ from ox.utils import json
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from user.models import get_user_json
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from item.models import ItemSort
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from app.models import site_config
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from actions import actions
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@ -54,13 +55,8 @@ def init(request):
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'''
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#data = json.loads(request.POST['data'])
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response = json_response({})
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with open(settings.SITE_CONFIG) as f:
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config = json.load(f)
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config['site']['id'] = settings.SITEID
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config['site']['name'] = settings.SITENAME
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config['site']['sectionName'] = settings.SITENAME
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config['site']['url'] = settings.URL
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config = site_config()
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del config['keys'] #is this needed?
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#populate max values for percent requests
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for key in filter(lambda k: 'format' in k, config['itemKeys']):
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@ -28,6 +28,15 @@ class SiteSettings(models.Model):
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def site_config():
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with open(settings.SITE_CONFIG) as f:
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site_config = json.load(f)
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site_config['site']['id'] = settings.SITEID
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site_config['site']['name'] = settings.SITENAME
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site_config['site']['sectionName'] = settings.SITENAME
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site_config['site']['url'] = settings.URL
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site_config['formats'] = settings.VIDEO_FORMATS
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site_config['resolutions'] = settings.VIDEO_RESOLUTIONS
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site_config['keys'] = {}
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for key in site_config['itemKeys']:
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site_config['keys'][key['id']] = key
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@ -21,6 +21,9 @@ from item import utils
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from item.models import Item
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from person.models import get_name_sort
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import extract
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class File(models.Model):
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created = models.DateTimeField(auto_now_add=True)
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@ -160,8 +163,6 @@ class File(models.Model):
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super(File, self).save(*args, **kwargs)
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#upload and data handling
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video = models.FileField(null=True, blank=True,
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upload_to=lambda f, x: f.path(settings.VIDEO_PROFILE))
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data = models.FileField(null=True, blank=True,
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upload_to=lambda f, x: f.path('data.bin'))
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@ -245,15 +246,22 @@ class File(models.Model):
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#FIXME: check that user has instance of this file
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return True
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def save_chunk(self, chunk, chunk_id=-1):
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def save_chunk(self, chunk, chunk_id=-1, done=False):
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if not self.available:
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if not self.video:
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self.video.save(settings.VIDEO_PROFILE, chunk)
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stream, created = Stream.objects.get_or_create(
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file=self,
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resolution=settings.VIDEO_RESOLUTIONS[0],
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format=settings.VIDEO_FORMATS[0])
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if created:
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stream.video.save(stream.name(), chunk)
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else:
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f = open(self.video.path, 'a')
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f = open(stream.video.path, 'a')
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#FIXME: should check that chunk_id/offset is right
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f.write(chunk.read())
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f.close()
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if done:
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stream.available = True
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stream.save()
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return True
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return False
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@ -365,8 +373,7 @@ class File(models.Model):
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def delete_file(sender, **kwargs):
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f = kwargs['instance']
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if f.video:
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f.video.delete()
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#FIXME: delete streams here
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if f.data:
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f.data.delete()
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pre_delete.connect(delete_file, sender=File)
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@ -450,3 +457,71 @@ def delete_frame(sender, **kwargs):
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if f.frame:
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f.frame.delete()
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pre_delete.connect(delete_frame, sender=Frame)
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class Stream(models.Model):
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class Meta:
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unique_together = ("file", "resolution", "format")
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file = models.ForeignKey(File, related_name='streams')
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resolution = models.IntegerField(default=96)
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format = models.CharField(max_length=255, default='webm')
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video = models.FileField(default=None, blank=True, upload_to=lambda f, x: f.path())
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source = models.ForeignKey('Stream', related_name='derivatives', default=None, null=True)
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available = models.BooleanField(default=False)
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info = fields.DictField(default={})
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@property
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def timeline_prefix(self):
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return os.path.join(settings.MEDIA_ROOT, self.path(), 'timeline')
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def name(self):
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return u"%sp.%s" % (self.resolution, self.format)
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def __unicode__(self):
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return u"%s/%s" % (self.file, self.name())
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def path(self, name=''):
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return self.file.path(name)
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def extract_derivatives(self):
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self.make_timeline()
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for resolution in settings.VIDEO_RESOLUTIONS:
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for f in settings.VIDEO_FORMATS:
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derivative, created = Stream.objects.get_or_create(file=self.file,
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resolution=resolution, format=f)
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if created:
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derivative.source = self
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name = derivative.name()
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derivative.video.name = os.path.join(os.path.dirname(self.video.name), name)
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derivative.encode()
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derivative.save()
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return True
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def encode(self):
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if self.source:
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video = self.source.video.path
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target = self.video.path
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info = ox.avinfo(video)
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if extract.stream(video, target, self.name(), info):
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self.available = True
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else:
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self.available = False
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self.save()
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def make_timeline(self):
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if self.available and not self.source:
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extract.timeline(self.video.path, self.timeline_prefix)
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def save(self, *args, **kwargs):
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if self.video and not self.info:
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self.info = ox.avinfo(self.video.path)
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super(Stream, self).save(*args, **kwargs)
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def delete_stream(sender, **kwargs):
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f = kwargs['instance']
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if f.video:
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f.video.delete()
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pre_delete.connect(delete_stream, sender=Stream)
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@ -111,7 +111,8 @@ actions.register(update, cache=False)
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@login_required_json
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def encodingProfile(request):
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response = json_response({'profile': settings.VIDEO_PROFILE})
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profile = "%sp.%s" % (settings.VIDEO_RESOLUTIONS[0], settings.VIDEO_FORMATS[0])
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response = json_response({'profile': profile})
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return render_to_json_response(response)
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actions.register(encodingProfile)
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@ -178,7 +179,7 @@ def firefogg_upload(request):
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'result': 1,
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'resultUrl': request.build_absolute_uri('/')
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}
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if not f.save_chunk(c, chunk_id):
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if not f.save_chunk(c, chunk_id, form.cleaned_data['done']):
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response['result'] = -1
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elif form.cleaned_data['done']:
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f.available = True
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@ -392,8 +392,9 @@ class Item(models.Model):
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def get_stream(self):
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stream = {}
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if self.streams.all().count():
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s = self.streams.all()[0]
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videos = self.main_videos()
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for video in videos:
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s = video.streams.all()[0]
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if s.video and s.info:
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stream['duration'] = s.info['duration']
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if 'video' in s.info and s.info['video']:
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@ -404,8 +405,6 @@ class Item(models.Model):
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stream['baseUrl'] = '/%s' % self.itemId
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else:
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stream['baseUrl'] = os.path.dirname(s.video.url)
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stream['resolutions'] = sorted(list(set(map(lambda s: int(os.path.splitext(s['profile'])[0][:-1]), self.streams.all().values('profile')))))
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stream['formats'] = list(set(map(lambda s: os.path.splitext(s['profile'])[1][1:], self.streams.all().values('profile'))))
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return stream
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def get_layers(self, user=None):
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@ -451,6 +450,11 @@ class Item(models.Model):
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if not keys or 'poster' in keys:
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i['poster'] = self.get_poster()
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videos = self.main_videos()
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i['duration'] = sum([v.duration for v in videos])
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i['durations'] = [v.duration for v in videos]
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i['apsectRatio'] = i.get('aspectratio')
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#only needed by admins
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if keys and 'posters' in keys:
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i['posters'] = self.get_posters()
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@ -561,6 +565,7 @@ class Item(models.Model):
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'size',
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'bitrate',
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'numberoffiles',
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'parts',
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'published',
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'modified',
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'popularity',
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@ -627,12 +632,13 @@ class Item(models.Model):
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if len(videos) > 0:
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s.duration = sum([v.duration for v in videos])
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s.resolution = videos[0].width * videos[0].height
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s.aspectratio = int(1000 * utils.parse_decimal(v.display_aspect_ratio))
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s.aspectratio = float(utils.parse_decimal(v.display_aspect_ratio))
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#FIXME: should be average over all files
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if 'bitrate' in videos[0].info:
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s.bitrate = videos[0].info['bitrate']
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s.pixels = sum([v.pixels for v in videos])
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s.numberoffiles = self.files.all().count()
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s.parts = len(videos)
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s.size = sum([v.size for v in videos]) #FIXME: only size of movies?
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s.volume = 0
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else:
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@ -645,6 +651,7 @@ class Item(models.Model):
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s.files = None
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s.size = None
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s.volume = None
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s.parts = 0
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if 'color' in self.data:
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s.hue, s.saturation, s.lightness = self.data['color']
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@ -695,24 +702,34 @@ class Item(models.Model):
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'''
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Video related functions
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'''
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def frame(self, position, height=128):
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stream = self.streams.filter(profile=settings.VIDEO_PROFILE)
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offset = 0
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videos = self.main_videos()
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for video in videos:
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if video.duration + offset < position:
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offset += video.duration
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else:
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position = position - offset
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stream = video.streams.filter(resolution=settings.VIDEO_RESOLUTIONS[0],
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format=settings.VIDEO_FORMATS[0])
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if stream.count()>0:
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stream = stream[0]
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else:
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return None
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height = min(height, stream.height())
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path = os.path.join(settings.MEDIA_ROOT, self.path(),
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height = min(height, stream.resolution)
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path = os.path.join(settings.MEDIA_ROOT, stream.path(),
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'frames', "%dp"%height, "%s.jpg"%position)
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if not os.path.exists(path) and stream.video:
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extract.frame(stream.video.path, path, position, height)
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if not os.path.exists(path):
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path = os.path.join(settings.STATIC_ROOT, 'png/frame.broken.png')
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return None
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return path
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@property
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def timeline_prefix(self):
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videos = self.main_videos()
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if len(videos) == 1:
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return os.path.join(settings.MEDIA_ROOT, videos[0].path('timeline'))
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return os.path.join(settings.MEDIA_ROOT, self.path(), 'timeline')
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def main_videos(self):
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@ -890,9 +907,7 @@ class Item(models.Model):
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return None
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def make_timeline(self):
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stream = self.streams.filter(profile=settings.VIDEO_PROFILE)
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if stream.count() > 0 and stream[0].video:
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extract.timeline(stream[0].video.path, self.timeline_prefix)
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print "FIXME, needs to build timeline from parts"
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def make_poster(self, force=False):
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if not self.poster or force:
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@ -1109,53 +1124,6 @@ class Facet(models.Model):
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super(Facet, self).save(*args, **kwargs)
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class Stream(models.Model):
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class Meta:
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unique_together = ("item", "profile")
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item = models.ForeignKey(Item, related_name='streams')
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profile = models.CharField(max_length=255, default='96p.webm')
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video = models.FileField(default=None, blank=True, upload_to=lambda f, x: f.path())
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source = models.ForeignKey('Stream', related_name='derivatives', default=None, null=True)
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available = models.BooleanField(default=False)
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info = fields.DictField(default={})
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def __unicode__(self):
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return u"%s/%s" % (self.item.itemId, self.profile)
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def path(self):
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return self.item.path(self.profile)
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def height(self):
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return int(self.profile.split('p')[0])
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def extract_derivatives(self):
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for profile in settings.VIDEO_DERIVATIVES:
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derivative, created = Stream.objects.get_or_create(profile=profile, item=self.item)
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if created:
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derivative.source = self
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derivative.video.name = self.video.name.replace(self.profile, profile)
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derivative.encode()
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derivative.save()
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return True
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def encode(self):
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if self.source:
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video = self.source.video.path
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target = self.video.path
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profile = self.profile
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info = ox.avinfo(video)
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if extract.stream(video, target, profile, info):
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self.available=True
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self.save()
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def save(self, *args, **kwargs):
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if self.video and not self.info:
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self.info = ox.avinfo(self.video.path)
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super(Stream, self).save(*args, **kwargs)
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class PosterUrl(models.Model):
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class Meta:
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@ -32,8 +32,12 @@ def update_streams(itemId):
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create stream, extract timeline and create derivatives
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'''
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item = models.Item.objects.get(itemId=itemId)
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if item.files.filter(is_main=True, is_video=True, available=False).count() == 0:
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item.update_streams()
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videos = item.main_videos()
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for video in videos:
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for f in video.streams.filter(source=None):
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f.extract_derivatives()
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#if item.files.filter(is_main=True, is_video=True, available=False).count() == 0:
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# item.update_streams()
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return True
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def load_subtitles(itemId):
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@ -13,7 +13,7 @@ urlpatterns = patterns("item.views",
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(r'^(?P<id>[A-Z0-9].+)/timeline(?P<size>\d+)p\.png$', 'timeline_overview'),
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#video
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(r'^(?P<id>[A-Z0-9].+)/(?P<profile>\d+p)(?P<index>\d*)\.(?P<format>webm|ogv|mp4)$', 'video'),
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(r'^(?P<id>[A-Z0-9].+)/(?P<resolution>\d+)p(?P<index>\d*)\.(?P<format>webm|ogv|mp4)$', 'video'),
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#torrent
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(r'^(?P<id>[A-Z0-9][A-Za-z0-9]+)/torrent/(?P<filename>.*?)$', 'torrent'),
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@ -652,21 +652,25 @@ def torrent(request, id, filename=None):
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os.path.basename(filename.encode('utf-8'))
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return response
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def video(request, id, profile, index=None, format=None):
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def video(request, id, resolution, format, index=None):
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item = get_object_or_404(models.Item, itemId=id)
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if index:
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index = int(index) - 1
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path = item.main_videos()[index].video.path
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#stream = item.streams.filter(profile=profile)[index]
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#path = stream.video.path
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else:
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stream = get_object_or_404(item.streams, profile="%s.%s" % (profile, format))
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index = 0
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videos = item.main_videos()
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if index > len(videos):
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raise Http404
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f = videos[index]
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path = stream.video.path
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#server side cutting
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#FIXME: this needs to join segments if needed
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t = request.GET.get('t')
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if t:
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t = map(float, t.split(','))
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ext = os.path.splitext(profile)[1]
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ext = '.%s' % format
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content_type = mimetypes.guess_type(path)[0]
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if len(t) == 2 and t[1] > t[0] and stream.info['duration']>=t[1]:
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response = HttpResponse(extract.chop(path, t[0], t[1]), content_type=content_type)
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@ -174,24 +174,19 @@ VIDEO_DERIVATIVES = []
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TRACKER_URL="http://url2torrent.net:6970/announce"
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VIDEO_FORMATS=['webm']
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VIDEO_RESOLUTIONS=[96]
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#0xdb
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'''
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VIDEO_PROFILE = '96p.webm'
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VIDEO_DERIVATIVES = [
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'96p.mp4'
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]
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VIDEO_FORMATS=['webm', 'mp4']
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VIDEO_RESOLUTIONS=[96]
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'''
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#Pad.ma
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'''
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VIDEO_PROFILE = '480p.webm'
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VIDEO_DERIVATIVES = [
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'96p.webm',
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'240p.webm',
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'96p.mp4',
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'240p.mp4',
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'480p.mp4',
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]
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VIDEO_FORMATS=['webm', 'mp4']
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VIDEO_RESOLUTIONS=[480, 240, 96]
|
||||
'''
|
||||
|
||||
TRANSMISSON_HOST = 'localhost'
|
||||
|
|
|
@ -223,11 +223,11 @@ pandora.ui.item = function() {
|
|||
var layers = [],
|
||||
video = result.data.stream,
|
||||
cuts = result.data.cuts || [],
|
||||
format = $.support.video.supportedFormat(video.formats),
|
||||
format = $.support.video.supportedFormat(pandora.site.formats),
|
||||
streams = {};
|
||||
video.height = video.resolutions[0];
|
||||
video.height = pandora.site.resolutions[0];
|
||||
video.width = parseInt(video.height * video.aspectRatio / 2) * 2;
|
||||
video.resolutions.forEach(function(resolution) {
|
||||
pandora.site.resolutions.forEach(function(resolution) {
|
||||
streams[resolution] = video.baseUrl + '/' + resolution + 'p.' + format;
|
||||
});
|
||||
$.each(pandora.site.layers, function(i, layer) {
|
||||
|
@ -289,11 +289,11 @@ pandora.ui.item = function() {
|
|||
var layers = [],
|
||||
video = result.data.stream,
|
||||
cuts = result.data.cuts || [],
|
||||
format = $.support.video.supportedFormat(video.formats),
|
||||
format = $.support.video.supportedFormat(pandora.site.formats),
|
||||
streams = {};
|
||||
video.height = video.resolutions[0];
|
||||
video.height = pandora.site.resolutions[0];
|
||||
video.width = parseInt(video.height * video.aspectRatio / 2) * 2;
|
||||
video.resolutions.forEach(function(resolution) {
|
||||
pandora.site.resolutions.forEach(function(resolution) {
|
||||
streams[resolution] = video.baseUrl + '/' + resolution + 'p.' + format;
|
||||
});
|
||||
$.each(pandora.site.layers, function(i, layer) {
|
||||
|
|
Loading…
Reference in a new issue