def doit(pid,size='medium',format='jpg',headers=True,out=sys.stdout,fs_roots=FS_ROOTS,page=0):
format = dict(png='png', jpg='jpeg', gif='gif', json='json')[format] # validate
# sizes map to widths, widths map to height via fixed 16:9 aspect ratio
tw = {'icon':48, 'thumb':128, 'small':320, 'medium':800, 'large':1024, '720p':1280, '1080p':1920, 'max':2400}[size]
wh = box(tw,ASPECT_RATIO)
size_thresh = 1200
try:
bin = Filesystem(fs_roots).resolve(pid) # fetch the bin
# all mosaics are created at 2400 x 1260 and then scaled down
fullarea = box(2400,ASPECT_RATIO)
if format == 'json': # if the caller just wants the layout
if headers:
for h in ['Content-type: application/json',
'Cache-control: max-age=31622400',
'']:
print h
json.dump(layout(bin, fullarea, size_thresh, page=page),out) # give it to em
else:
if headers:
cache_key = ifcb.lid(pid) + '/mz/p'+str(page)+'/'+str(tw)+'.'+format
cache_io(cache_key, lambda o: http(bin, fullarea, size_thresh, wh, o, format, page=page), out)
else:
stream(thumbnail(mosaic(bin,fullarea,size_thresh,page=page),wh),out,format)
except KeyError:
print 'Status: 404\n'
def doit(pid, size="medium", format="jpg", headers=True, out=sys.stdout, fs_roots=FS_ROOTS, page=0):
format = dict(png="png", jpg="jpeg", gif="gif", json="json")[format] # validate
# sizes map to widths, widths map to height via fixed 16:9 aspect ratio
tw = {
"icon": 48,
"thumb": 128,
"small": 320,
"medium": 800,
"large": 1024,
"720p": 1280,
"1080p": 1920,
"max": 2400,
}[size]
wh = box(tw, ASPECT_RATIO)
size_thresh = 1200
try:
bin = Filesystem(fs_roots).resolve(pid) # fetch the bin
# all mosaics are created at 2400 x 1260 and then scaled down
fullarea = box(2400, ASPECT_RATIO)
if format == "json": # if the caller just wants the layout
if headers:
for h in ["Content-type: application/json", "Cache-control: max-age=31622400", ""]:
print h
json.dump(layout(bin, fullarea, size_thresh, page=page), out) # give it to em
else:
if headers:
cache_key = ifcb.lid(pid) + "/mz/p" + str(page) + "/" + str(tw) + "." + format
cache_io(cache_key, lambda o: http(bin, fullarea, size_thresh, wh, o, format, page=page), out)
else:
stream(thumbnail(mosaic(bin, fullarea, size_thresh, page=page), wh), out, format)
except KeyError:
print "Status: 404\n"
def __day(self, pid):
lid = ifcb.lid(pid) # local id
for years in self.years_dirs: # search the years dirs
day_path = os.path.join(years.dir, lid) # compute the day path
if os.path.exists(day_path): # if it exists
return DayDir(day_path) # construct a DayDir to represent it
raise KeyError("day " + pid + " not found")
def __day(self, pid):
lid = ifcb.lid(pid) # local id
for years in self.years_dirs: # search the years dirs
day_path = os.path.join(years.dir, lid) # compute the day path
if os.path.exists(day_path): # if it exists
return DayDir(day_path) # construct a DayDir to represent it
raise KeyError('day ' + pid + ' not found')
def parse_id(pid,namespace=None):
lid = ifcb.lid(pid,namespace)
# attempt to guess format
if re.match(r'^IFCB',lid):
return OldPid(lid)
elif re.match(r'D.*IFCB\d+_?\d*$',lid):
return NewPid(lid)
elif re.match(r'^D\d+$',lid): # day dir in new format
return NewPid(lid)
else:
raise KeyError('unrecognized ID format %s' % lid)
def test_bin(pid):
#client = Client()
client = Filesystem(['../exampleData'])
catch = False
dir = os.path.join('stitch', ifcb.lid(pid))
try:
os.mkdir(dir)
except:
pass
unstitched = client.resolve(pid)
stitched = StitchedBin(unstitched)
print stitched
pairs = list(find_pairs(unstitched))
for target, ignore in pairs:
t = stitched.target(target)
print 'Got %s' % t
basename = ifcb.lid(t.pid)
t.image().save(os.path.join(dir, basename + '.png'), 'png')
t.mask().save(os.path.join(dir, basename + '_mask.png'), 'png')
t.stitch_raw().save(os.path.join(dir, basename + '_raw.png'), 'png')
def test_bin(pid):
#client = Client()
client = Filesystem(['../exampleData'])
catch = False
dir = os.path.join('stitch',ifcb.lid(pid))
try:
os.mkdir(dir)
except:
pass
unstitched = client.resolve(pid)
stitched = StitchedBin(unstitched)
print stitched
pairs = list(find_pairs(unstitched))
for target,ignore in pairs:
t = stitched.target(target)
print 'Got %s' % t
basename = ifcb.lid(t.pid)
t.image().save(os.path.join(dir,basename+'.png'),'png')
t.mask().save(os.path.join(dir,basename+'_mask.png'),'png')
t.stitch_raw().save(os.path.join(dir,basename+'_raw.png'),'png')
def __pairs(self):
if self.pairs is None:
cache_key = '_'.join([ifcb.lid(self.pid), 'spairs'])
self.pairs = cache_obj(cache_key,
lambda: list(find_pairs(self.bin)))
return self.pairs
def lid(self):
return ifcb.lid(self.pid)
def pid2blobpng(pid):
lid = ifcb.lid(pid)
blobzip = ZipFile(zip_path(lid))
png = blobzip.read(lid + '.png')
blobzip.close()
return png
def __init__(self,pid,namespace=None):
self.lid = ifcb.lid(pid,namespace)
self.date_format = '%Y%m%d'
self.datetime_format = '%Y%m%dT%H%M%S'
def lid(self):
return ifcb.lid(self.pid)
def __pairs(self):
if self.pairs is None:
cache_key = '_'.join([ifcb.lid(self.pid),'spairs'])
self.pairs = cache_obj(cache_key,lambda: list(find_pairs(self.bin)))
return self.pairs
if __name__ == '__main__':
pid = argv[1]
print 'Resolving...'
bin = Filesystem(FS_ROOTS).resolve(pid) # fetch the bin
nrois = bin.length()
width = 2400
height = nrois * 4
while True:
print 'Fitting ...'
lo = mosaic.layout(bin, (width, height),
sort_key=lambda t: t.processingEndTime)
nfit = len(lo['tiles'])
print 'Fit %d of %d ROIs in a %d x %d mosaic...' % (nfit, nrois, width,
height)
if nfit < nrois:
height = int(height * 1.5)
else:
print 'Computing image...'
image = mosaic.mosaic(bin, (width, height), existing_layout=lo)
thumb_width = 1024
thumb_height = int(round(0.426667 * height))
print 'downscaling to %d x %d ...' % (thumb_width, thumb_height)
thumb = mosaic.thumbnail(image, (thumb_width, thumb_height))
(ext, fmt) = ('.jpg', 'JPEG')
fn = ifcb.lid(pid) + ext
print 'saving to disk in %s...' % fn
with open(fn, 'wb') as out:
thumb.save(fn, fmt)
break
def pid2blobpng(pid):
lid = ifcb.lid(pid)
blobzip = ZipFile(zip_path(lid))
png = blobzip.read(lid + ".png")
blobzip.close()
return png
from ifcb.io import HEIGHT, WIDTH, TARGET_NUMBER, PID, PROCESSING_END_TIME
from config import FS_ROOTS, DATA_TTL
if __name__=='__main__':
pid = argv[1]
print 'Resolving...'
bin = Filesystem(FS_ROOTS).resolve(pid) # fetch the bin
nrois = bin.length()
width = 2400
height = nrois * 4
while True:
print 'Fitting ...'
lo = mosaic.layout(bin, (width, height), sort_key=lambda t: t.processingEndTime)
nfit = len(lo['tiles'])
print 'Fit %d of %d ROIs in a %d x %d mosaic...' % (nfit, nrois, width, height)
if nfit < nrois:
height = int(height * 1.5)
else:
print 'Computing image...'
image = mosaic.mosaic(bin, (width, height), existing_layout=lo)
thumb_width = 1024;
thumb_height = int(round(0.426667 * height))
print 'downscaling to %d x %d ...' % (thumb_width, thumb_height)
thumb = mosaic.thumbnail(image, (thumb_width, thumb_height))
(ext, fmt) = ('.jpg', 'JPEG')
fn = ifcb.lid(pid) + ext
print 'saving to disk in %s...' % fn
with open(fn, 'wb') as out:
thumb.save(fn, fmt)
break
