def test_transplant_m(self):
"""'transplant' on memory.
"""
o = io.BytesIO()
piexif.transplant(I1, I2, o)
self.assertEqual(piexif.load(I1), piexif.load(o.getvalue()))
Image.open(o).close()
def test_piexif( input_file_name, output_file_name, args ):
"""
Tests Exif manipulation using Piexif performing JPEG I/O with buffered
reads and writes.
Takes 3 arguments:
input_file_name - Path of input JPEG file.
output_file_name - Path of output JPEG file.
args - Dictionary of arguments provided to the test. This
is unused.
Returns nothing.
"""
import piexif
jpeg_data = open( input_file_name, "rb" ).read()
o = io.BytesIO()
# use piexif to extract our Exif data and insert it back into the raw JPEG
# byte stream.
exif_dict = piexif.load( input_file_name )
exif_dict['GPS'][2] = ((1, 1), (2, 1), (3, 1))
exif_dict['GPS'][4] = ((4, 1), (5, 1), (6, 1))
exif_bytes = piexif.dump( exif_dict )
piexif.insert( exif_bytes, jpeg_data, o )
with open( output_file_name, "wb" ) as file:
file.write( o.getvalue() )
munged_jpeg_data = open( output_file_name, "rb" ).read()
munged_exif_dict = piexif.load( output_file_name )
munged_exif_bytes = piexif.dump( munged_exif_dict )
def test_load_fail(self):
with self.assertRaises(ValueError):
exif = piexif.load(os.path.join("tests", "images", "note.txt"))
with self.assertRaises(ValueError):
exif = piexif.load(os.path.join("tests", "images", "notjpeg.jpg"))
with self.assertRaises(ValueError):
exif = piexif.load(os.path.join("Oh", "My", "God"))
def test_load_tif(self):
exif = piexif.load(INPUT_FILE_TIF)
zeroth_ifd = exif["0th"]
exif_bytes = piexif.dump({"0th":zeroth_ifd})
im = Image.new("RGBA", (8, 8))
o = io.BytesIO()
im.save(o, format="jpeg", exif=exif_bytes)
im.close()
exif2 = piexif.load(o.getvalue())
zeroth_ifd2 = exif2["0th"]
self.assertDictEqual(zeroth_ifd, zeroth_ifd2)
def test_transplant(self):
piexif.transplant(INPUT_FILE1, INPUT_FILE_PEN, "transplant.jpg")
i = Image.open("transplant.jpg")
i.close()
exif_src = piexif.load(INPUT_FILE1)
img_src = piexif.load(INPUT_FILE_PEN)
generated = piexif.load("transplant.jpg")
self.assertEqual(exif_src, generated)
self.assertNotEqual(img_src, generated)
piexif.transplant(INPUT_FILE1, "transplant.jpg")
self.assertEqual(piexif.load(INPUT_FILE1),
piexif.load("transplant.jpg"))
os.remove("transplant.jpg")
def test_remove(self):
piexif.remove(INPUT_FILE1, "remove.jpg")
exif_dict = piexif.load("remove.jpg")
none_dict = {"0th":{},
"Exif":{},
"GPS":{},
"Interop":{},
"1st":{},
"thumbnail":None}
self.assertEqual(exif_dict, none_dict)
piexif.remove("remove.jpg")
exif_dict = piexif.load("remove.jpg")
self.assertEqual(exif_dict, none_dict)
os.remove("remove.jpg")
def imread(filepath):
image = Image.open(filepath)
try:
exf = piexif.load(image.info['exif'])
except:
exf = None
return image, exf
def get_exif_datetimeorig_tag(fname):
"""
Returns the EXIF Tag 36867 (DateTimeOriginal) from a file
The return string will have the format 'YYYY:MM:DD HH:MM:SS' or
if no EXIF tag is found or the file is not valid or doesn't exist,
an exception will be thrown
:param fname: Name of file to read EXIF tag from
:returns: EXIF tag in specified format
:Example:
>>> import fileops
>>> print fileops.get_exif_datetimeorig_tag("IMG_1234.JPG")
'2013:09:30 15:21:42'
"""
try:
exif_dict = piexif.load(fname)
except ValueError:
raise EXIFTagError, "Not a valid picture file"
else:
if exif_dict['Exif']:
try:
date_string = exif_dict['Exif'][36867]
except KeyError:
raise EXIFTagError, "No DateTimeOriginal EXIF Tag found"
else:
return date_string
else:
raise EXIFTagError, "No EXIF information found"
def manipulate_exif(img, settings):
try:
exif = piexif.load(img.info['exif'])
except Exception:
logger.debug('EXIF information not found')
exif = {}
if settings['PHOTO_EXIF_AUTOROTATE']:
img, exif = rotate_image(img, exif)
if settings['PHOTO_EXIF_REMOVE_GPS']:
exif.pop('GPS')
if settings['PHOTO_EXIF_COPYRIGHT']:
# We want to be minimally destructive to any preset exif author or copyright information.
# If there is copyright or author information prefer that over everything else.
if not exif['0th'].get(piexif.ImageIFD.Artist):
exif['0th'][piexif.ImageIFD.Artist] = settings['PHOTO_EXIF_COPYRIGHT_AUTHOR']
author = settings['PHOTO_EXIF_COPYRIGHT_AUTHOR']
if not exif['0th'].get(piexif.ImageIFD.Copyright):
license = build_license(settings['PHOTO_EXIF_COPYRIGHT'], author)
exif['0th'][piexif.ImageIFD.Copyright] = license
return (img, piexif.dump(exif))
def _get_exif_orientation(exif):
"""
Return the orientation value for the given Image object, or None if the
value is not set.
"""
exif_dict = piexif.load(exif)
return exif_dict['0th'].get(piexif.ImageIFD.Orientation)
def setgeoimage(data,lat,lon,imagedescription="",usercomment="",dt=None):
exif_dict = piexif.load(data)
#for ifd in ("0th", "Exif", "GPS", "1st"):
# for tag in exif_dict[ifd]:
# print tag
# print(piexif.TAGS[ifd][tag]["name"], exif_dict[ifd][tag])
#
#lat,lon=get_geo(exif_dict)
#print "lat lon",lat,lon
if dt is None:
exif_dict["0th"][piexif.ImageIFD.DateTime]=datetime.utcnow().strftime("%Y:%m:%d %H:%M:%S")
else:
exif_dict["0th"][piexif.ImageIFD.DateTime]=dt.strftime("%Y:%m:%d %H:%M:%S")
set_geo(exif_dict, lat, lon)
exif_dict["Exif"][piexif.ExifIFD.UserComment]=chr(0x55)+chr(0x4E)+chr(0x49)+chr(0x43)+chr(0x4F)+chr(0x44)+chr(0x45)+chr(0x00)+usercomment
exif_dict["0th"][piexif.ImageIFD.ImageDescription]=imagedescription
exif_bytes = piexif.dump(exif_dict)
new_data=io.BytesIO(data)
piexif.insert(exif_bytes, data, new_data)
return new_data.getvalue()
def normalize_image_orientation(img_file):
"""Reads orientation tag from the exif data attached to a JPEG
image. Returns the image rotated to normal orientation and with
corresponding normal exif orientation tag.
Note: horizontal (normal) exif value = 1
"""
### Open image and read orientation tag
im = Image.open(img_file)
exif_dict = piexif.load(im.info["exif"])
orientation = exif_dict["0th"][piexif.ImageIFD.Orientation]
print(orientation)
## Rotate image
im = rotate_image_to_normal(im, orientation)
## Create new exif dict with base orientation value of 1
exif_dict["0th"][piexif.ImageIFD.Orientation] = 1
exif_bytes = piexif.dump(exif_dict)
## Return file in a buffer
buf = BytesIO()
im.save(buf, "jpeg", exif=exif_bytes)
buf.seek(0)
return(buf)
def test_piexif_with_pil( input_file_name, output_file_name, args ):
"""
Tests Exif manipulation using Piexif performing JPEG I/O with PIL.
Note that PIL performs image decompression and recompression which
will likely alter the contents of image.
Takes 3 arguments:
input_file_name - Path of input JPEG file.
output_file_name - Path of output JPEG file.
args - Dictionary of arguments provided to the test. This
may contain a "quality" key that specifies a
quality parameter suitable for use when saving a JPEG
with PIL.
Returns nothing.
"""
import piexif
from PIL import Image
# use piexif to extract our Exif data.
exif_dict = piexif.load( input_file_name )
exif_dict['GPS'][2] = ((1, 1), (2, 1), (3, 1))
exif_dict['GPS'][4] = ((4, 1), (5, 1), (6, 1))
exif_bytes = piexif.dump( exif_dict )
# use PIL to specify raw Exif data when saving.
#
# NOTE: this will reencode the file that has been opened which is likely
# not what a user wants.
im = Image.open( input_file_name )
im.save( output_file_name, exif=exif_bytes, **args )
def get_exif_tags(image_data):
try:
def decode_tag(tag):
if type(tag) == bytes:
tag = tag.rstrip(b'\x00')
try:
return tag.decode('utf-8')
except UnicodeDecodeError:
return tag.decode('ascii', 'ignore')
else:
return tag
exif_dict = piexif.load(image_data)
return {
piexif.TAGS[ifd][tag]["name"]: decode_tag(exif_dict[ifd][tag])
for ifd in ["0th", "1st", "Exif", "GPS"]
for tag in exif_dict[ifd]
if tag != piexif.ExifIFD.MakerNote # Exclude proprietary MakerNote tag
}
except Exception:
# Don't let any exceptions bubble (ignore exif data silently), but log a warning
logger.warning(
"Kunne ikke parse exif data",
exc_info=sys.exc_info(),
)
def create_duplicateOLD(source, target, batch, frame):
if config['overlay-text'] or config['resize']:
img = Image.open(source)
exif_bytes = None
if config['resize']:
img = img.resize(
(config['resize_width'], config['resize_height']),
Image.ANTIALIAS)
if config['write_exif']:
exif_dict = piexif.load(img.info['exif'])
# from pprint import pprint
# pprint(exif_dict)
exif_dict["0th"][piexif.ImageIFD.Orientation] = 4
exif_bytes = piexif.dump(exif_dict)
if config['overlay-text']:
# text overlay
if config['image_format'] == "XXXX_XX":
text = "%04d-%02d" % (batch, frame)
else:
text = "%04d" % (batch)
draw = ImageDraw.Draw(img)
draw.text(
(60, 60),
text,
(255, 14, 179),
font=config['font']
)
if config['write_exif']:
img.save(target, quality=config['image-quality'], exif=exif_bytes)
else:
img.save(target, quality=config['image-quality'])
else:
shutil.copy2(source, target)
time.sleep(config['delay_between_frames'])
def add_gps_tags(path: str, gps_tags: {str: any}):
"""This method will add gps tags to the photo found at path"""
exif_dict = piexif.load(path)
for tag, tag_value in gps_tags.items():
exif_dict["GPS"][tag] = tag_value
exif_bytes = piexif.dump(exif_dict)
piexif.insert(exif_bytes, path)
def test_load_m(self):
"""'load' on memory.
"""
exif = piexif.load(I1)
e = load_exif_by_PIL(INPUT_FILE1)
print("********************\n\n" + INPUT_FILE1 + "\n")
self._compare_piexifDict_PILDict(exif, e)
def _rotate_exif_image(self, im):
if VERSION_AUTOROTATE_EXIF and 'exif' in im.info:
import piexif
x, y = im.size
try:
e_dict = piexif.load(im.info['exif'])
if piexif.ImageIFD.Orientation in e_dict['0th']:
orientation = e_dict['0th'].pop(piexif.ImageIFD.Orientation)
if orientation == 2:
im = im.transpose(Image.FLIP_LEFT_RIGHT)
elif orientation == 3:
im = im.rotate(180)
elif orientation == 4:
im = im.rotate(180).transpose(Image.FLIP_LEFT_RIGHT)
elif orientation == 5:
im = im.rotate(-90, expand=1).transpose(Image.FLIP_LEFT_RIGHT)
im.size = (y, x)
elif orientation == 6:
im = im.rotate(-90, expand=1)
im.size = (y, x)
elif orientation == 7:
im = im.rotate(90, expand=1).transpose(Image.FLIP_LEFT_RIGHT)
im.size = (y, x)
elif orientation == 8:
im = im.rotate(90, expand=1)
im.size = (y, x)
except:
pass
return im
def test_load(self):
files = glob.glob(os.path.join("tests", "images", "r_*.jpg"))
for input_file in files:
exif = piexif.load(input_file)
e = load_exif_by_PIL(input_file)
print("********************\n" + input_file + "\n")
self._compare_piexifDict_PILDict(exif, e, p=False)
def test_dump_and_load2(self):
thumbnail_io = io.BytesIO()
thumb = Image.open(INPUT_FILE2)
thumb.thumbnail((40, 40))
thumb.save(thumbnail_io, "JPEG")
thumb.close()
thumb_data = thumbnail_io.getvalue()
exif_dict = {"0th":ZEROTH_IFD,
"Exif":EXIF_IFD,
"GPS":GPS_IFD,
"Interop":INTEROP_IFD,
"1st":FIRST_IFD,
"thumbnail":thumb_data}
exif_bytes = piexif.dump(exif_dict)
im = Image.new("RGBA", (80, 80))
o = io.BytesIO()
im.save(o, format="jpeg", exif=exif_bytes)
im.close()
o.seek(0)
exif = piexif.load(o.getvalue())
exif["0th"].pop(ImageIFD.ExifTag) # pointer to exif IFD
exif["0th"].pop(ImageIFD.GPSTag) # pointer to GPS IFD
exif["Exif"].pop(ExifIFD.InteroperabilityTag)
self.assertDictEqual(ZEROTH_IFD, exif["0th"])
self.assertDictEqual(EXIF_IFD, exif["Exif"])
self.assertDictEqual(GPS_IFD, exif["GPS"])
self.assertDictEqual(INTEROP_IFD, exif["Interop"])
exif["1st"].pop(513) # pointer to exif IFD
exif["1st"].pop(514) # pointer to GPS IFD
self.assertDictEqual(FIRST_IFD, exif["1st"])
Image.open(io.BytesIO(exif["thumbnail"])).close()
def __init__(self, location: Path):
self.location = location
metadata_store = MetadataFile(self.location.with_name('_metadata.yaml'))
self.metadata = metadata_store.get_section(self.location.stem)
info = piexif.load(str(self.location))
self.exif = info['Exif']
self.zeroth = info['0th']
def test_rotation(self):
tu = TestUtils()
assert tu.is_env_clean(tu.conf['lycheepath']), "env not clean"
# load 1 album with same photo under different name
tu.load_photoset("rotation")
# launch lycheesync
src = tu.conf['testphotopath']
lych = tu.conf['lycheepath']
conf = tu.conf['conf']
# run
runner = CliRunner()
result = runner.invoke(main, [src, lych, conf, '-v'])
# no crash
assert result.exit_code == 0, "process result is ok"
photos = tu.get_photos(tu.get_album_id('rotation'))
for p in photos:
# rotation tag is gone
pfullpath = os.path.join(lych, "uploads", "big", p['url'])
img = Image.open(pfullpath)
assert "exif" in img.info, "Pas d'info exif"
exif_dict = piexif.load(img.info["exif"])
assert exif_dict["0th"][piexif.ImageIFD.Orientation] == 1, "Exif rotation should be 1"
img.close()
def run(filepath):
try:
exifdata = piexif.load(filepath)
except piexif.InvalidImageDataError:
return {}
# How to present?
# exifdata['GPS'][piexif.GPSIFD.GPSLatitudeRef], # N
# exifdata['GPS'][piexif.GPSIFD.GPSLatitude], # ((59, 1), (50, 1), (1111, 100))
# exifdata['GPS'][piexif.GPSIFD.GPSLongitudeRef], # E
# exifdata['GPS'][piexif.GPSIFD.GPSLongitude], # (10, 1), (50, 1), (3000, 100))
gpslatlon = None
return {
'ImageLength': exifdata['0th'].get(piexif.ImageIFD.ImageLength, b''),
'ImageWidth': exifdata['0th'].get(piexif.ImageIFD.ImageWidth, b''),
'Make': exifdata['0th'].get(piexif.ImageIFD.Make, b'').decode('utf-8'),
'Model': exifdata['0th'].get(piexif.ImageIFD.Model, b'').decode('utf-8'),
'Orientation': exifdata['0th'].get(piexif.ImageIFD.Orientation, b''),
'Flash': exifdata['Exif'].get(piexif.ExifIFD.Flash, b''),
'GPSAltitudeRef': exifdata['GPS'].get(piexif.GPSIFD.GPSAltitudeRef, b''),
'GPSLatLon': gpslatlon,
}
def hide(input_image_file, img_enc, secret_message = None, secret_file = None):
"""
Hide a message (string) in an image.
"""
from zlib import compress
from base64 import b64encode
if secret_file != None:
with open(secret_file, "r") as f:
secret_message = f.read()
try:
text = compress(b64encode(bytes(secret_message, "utf-8")))
except:
text = compress(b64encode(secret_message))
img = Image.open(input_image_file)
if "exif" in img.info:
exif_dict = piexif.load(img.info["exif"])
else:
exif_dict = {}
exif_dict["0th"] = {}
exif_dict["0th"][piexif.ImageIFD.ImageDescription] = text
exif_bytes = piexif.dump(exif_dict)
img.save(img_enc, exif=exif_bytes)
img.close()
return img
def get_data(self):
"""
Get picture exif'GPS information
:return:
"""
file_dialog = QtGui.QFileDialog()
file_name = file_dialog.getOpenFileName()
# self.line_edit set text
self.line_edit.setText(str(file_name))
# load picture and get exif data as dict
exif_data = piexif.load(str(file_name))
if exif_data['GPS']:
print exif_data['GPS']
for key, value in exif_data['GPS'].items():
print key, value
try:
self.latitude = self.d2l(exif_data['GPS'].get(7))
self.longitude = self.d2l(exif_data['GPS'].get(7))
print 'latitude: %s' % self.latitude
print 'longitude: %s' % self.longitude
except:
QtGui.QMessageBox.information(self, 'Message', 'Get latitude and longitude error!')
else:
QtGui.QMessageBox.information(self, 'Message', 'This picture has not GPS information!')
def download_image_with_retry(image, bucket, tmp_file, tmp_file_index, zip_archive, file_count, tries=5):
"""
Tries to download an image from S3, and if an SSLError occurs, resets the boto connection and retries the
download. This was implemented because we experienced this error occasionally for large album downloads.
The idea was originally to use funcy[1] with the @retry decorator, but we discovered that we need to change
state on error (i.e. reset the boto connection), which AFAIK couldn't be done with funcy; hence this custom
implementation.
[1] See https://github.com/Suor/funcy and
http://hackflow.com/blog/2014/06/22/why-every-language-needs-its-underscore/
"""
try:
image_key = bucket.get_key("%s/%s.%s" % (settings.AWS_S3_FOLDERS['imagearchive'], image.key, image.extension))
image_data = image_key.get_contents_as_string()
pil_image = PIL.Image.open(BytesIO(image_data))
image_data_buffer = BytesIO()
# Write relevant exif data
try:
exif = piexif.load(image_data)
exif['0th'][piexif.ImageIFD.ImageDescription] = image.description
exif['0th'][piexif.ImageIFD.Artist] = image.photographer
exif['0th'][piexif.ImageIFD.Copyright] = image.licence
pil_image.save(image_data_buffer, standardize_extension(image.extension), exif=piexif.dump(exif))
except ValueError:
# piexiv will throw ValueError if the file type isn't JPEG or the file contains invalid exif data; if so
# skip writing exif
pil_image.save(image_data_buffer, standardize_extension(image.extension))
# And add the modified image to the zip archive
if image.photographer == '':
image_filename = '%s-%s.%s' % (image_set_name, file_count, image.extension)
else:
image_filename = '%s-%s-%s.%s' % (image_set_name, file_count, image.photographer, image.extension)
# Rather than encoding for a specific platform and yielding encoding errors on other platforms, use the
# ascii encoder to filter out non-ascii chars
image_filename = image_filename.encode('ascii', 'ignore').decode()
zip_archive.writestr(image_filename, image_data_buffer.getvalue())
# Rewind the memory file back, read the written data, and yield it to our response,
# while we'll go fetch the next file from S3
next_index = tmp_file.tell()
tmp_file.seek(tmp_file_index)
return next_index, tmp_file.read()
except Exception:
logger.warning(
"Feil ved albumnedlasting (prøver igjen automatisk)",
exc_info=sys.exc_info(),
extra={'request': request}
)
if tries <= 0:
raise
# Reset the conncetion and try again
conn = boto.connect_s3(settings.AWS_ACCESS_KEY_ID, settings.AWS_SECRET_ACCESS_KEY)
bucket = conn.get_bucket(settings.AWS_S3_BUCKET)
return download_image_with_retry(image, bucket, tmp_file, tmp_file_index, zip_archive, file_count, tries=tries-1)
def resize_image(self, src, dst, max_size, bigger_panoramas=True, preserve_exif_data=False, exif_whitelist={}):
"""Make a copy of the image in the requested size."""
if not Image or os.path.splitext(src)[1] in ['.svg', '.svgz']:
self.resize_svg(src, dst, max_size, bigger_panoramas)
return
im = Image.open(src)
if hasattr(im, 'n_frames') and im.n_frames > 1:
# Animated gif, leave as-is
utils.copy_file(src, dst)
return
size = w, h = im.size
if w > max_size or h > max_size:
size = max_size, max_size
# Panoramas get larger thumbnails because they look *awful*
if bigger_panoramas and w > 2 * h:
size = min(w, max_size * 4), min(w, max_size * 4)
try:
exif = piexif.load(im.info["exif"])
except KeyError:
exif = None
# Inside this if, we can manipulate exif as much as
# we want/need and it will be preserved if required
if exif is not None:
# Rotate according to EXIF
value = exif['0th'].get(piexif.ImageIFD.Orientation, 1)
if value in (3, 4):
im = im.transpose(Image.ROTATE_180)
elif value in (5, 6):
im = im.transpose(Image.ROTATE_270)
elif value in (7, 8):
im = im.transpose(Image.ROTATE_90)
if value in (2, 4, 5, 7):
im = im.transpose(Image.FLIP_LEFT_RIGHT)
exif['0th'][piexif.ImageIFD.Orientation] = 1
try:
im.thumbnail(size, Image.ANTIALIAS)
if exif is not None and preserve_exif_data:
# Put right size in EXIF data
w, h = im.size
if '0th' in exif:
exif["0th"][piexif.ImageIFD.ImageWidth] = w
exif["0th"][piexif.ImageIFD.ImageLength] = h
if 'Exif' in exif:
exif["Exif"][piexif.ExifIFD.PixelXDimension] = w
exif["Exif"][piexif.ExifIFD.PixelYDimension] = h
# Filter EXIF data as required
exif = self.filter_exif(exif, exif_whitelist)
im.save(dst, exif=piexif.dump(exif))
else:
im.save(dst)
except Exception as e:
self.logger.warn("Can't process {0}, using original "
"image! ({1})".format(src, e))
utils.copy_file(src, dst)
def _update_exif_orientation(exif, orientation):
"""
Given an exif value and an integer value 1-8, reflecting a valid value for
the exif orientation, return a new exif with the orientation set.
"""
exif_dict = piexif.load(exif)
if orientation:
exif_dict['0th'][piexif.ImageIFD.Orientation] = orientation
return piexif.dump(exif_dict)
def test_no_exif_load(self):
exif_dict = piexif.load(NOEXIF_FILE)
none_dict = {"0th":{},
"Exif":{},
"GPS":{},
"Interop":{},
"1st":{},
"thumbnail":None}
self.assertEqual(exif_dict, none_dict)
import sys
import json
import csv
from pathlib import Path
import piexif
try:
csv_path = sys.argv[-2]
root = sys.argv[-1]
except Exception:
print('Usage: python addmask.py <csv> <root>')
exit()
labels = {}
with open(csv_path) as fp:
for row in csv.DictReader(fp):
label = [int(v) for v in row[' EncodedPixels'].split(' ') if v != '']
labels.setdefault(row['ImageId'], []).append(label)
for p in Path(root).glob('*.jpg'):
if p.stem in labels:
exif_dict = piexif.load(str(p))
exif = json.loads(exif_dict["Exif"][piexif.ExifIFD.MakerNote].decode("ascii"))
exif["Masks"] = labels[p.stem]
exif_dict["Exif"][piexif.ExifIFD.MakerNote] = json.dumps(exif).encode("ascii")
piexif.insert(piexif.dump(exif_dict), str(p))
def extract_exif_bytes(pil_original_image):
try:
exif_dict = piexif.load(pil_original_image.info["exif"])
return piexif.dump(exif_dict)
except KeyError:
return None
def set_file_mod_time_from_jpeg_time(file):
exif_dict = piexif.load(file)
dt = datetime.strptime(exif_dict["Exif"][piexif.ExifIFD.DateTimeOriginal], "%Y:%m:%d %H:%M:%S")
timestamp = (dt - datetime(1970, 1, 1)).total_seconds()
os.utime(file, (timestamp, timestamp))
def optimize_jpg(t: Task) -> TaskResult:
""" Try to reduce file size of a JPG image.
Expects a Task object containing all the parameters for the image processing.
If file reduction is successful, this function will replace the original
file with the optimized version and return some report data (file path,
image format, image color mode, original file size, resulting file size,
and resulting status of the optimization.
:param t: A Task object containing all the parameters for the image processing.
:return: A TaskResult object containing information for single file report.
"""
img = Image.open(t.src_path)
orig_format = img.format
orig_mode = img.mode
folder, filename = os.path.split(t.src_path)
temp_file_path = os.path.join(folder + "/~temp~" + filename)
orig_size = os.path.getsize(t.src_path)
orig_colors, final_colors = 0, 0
result_format = "JPEG"
try:
had_exif = True if piexif.load(t.src_path)['Exif'] else False
except piexif.InvalidImageDataError: # Not a supported format
had_exif = False
except ValueError: # No exif info
had_exif = False
if t.max_w or t.max_h:
img, was_downsized = downsize_img(img, t.max_w, t.max_h)
else:
was_downsized = False
if t.grayscale:
img = make_grayscale(img)
# only use progressive if file size is bigger
use_progressive_jpg = orig_size > 10000
if t.fast_mode:
quality = t.quality
else:
quality, jpgdiff = jpeg_dynamic_quality(img)
try:
img.save(temp_file_path,
quality=quality,
optimize=True,
progressive=use_progressive_jpg,
format=result_format)
except IOError:
ImageFile.MAXBLOCK = img.size[0] * img.size[1]
img.save(temp_file_path,
quality=quality,
optimize=True,
progressive=use_progressive_jpg,
format=result_format)
if t.keep_exif and had_exif:
try:
piexif.transplant(os.path.expanduser(t.src_path), temp_file_path)
has_exif = True
except ValueError:
has_exif = False
else:
has_exif = False
# Only replace the original file if compression did save any space
final_size = os.path.getsize(temp_file_path)
if t.no_size_comparison or (orig_size - final_size > 0):
shutil.move(temp_file_path, os.path.expanduser(t.src_path))
was_optimized = True
else:
final_size = orig_size
was_optimized = False
try:
os.remove(temp_file_path)
except OSError as e:
print(f"\nError while removing temporary file.\n{e}\n")
return TaskResult(t.src_path, orig_format, result_format, orig_mode,
img.mode, orig_colors, final_colors, orig_size,
final_size, was_optimized, was_downsized, had_exif,
has_exif)
except ImportError:
bEXIFOptionEnabled = False
from PIL import Image, ImageDraw, ImageFont
# Loop through jpg files in current folder
sCurrentPath = os.getcwd()
for file in os.listdir(sCurrentPath):
if file.endswith(".jpg"):
sCurrentFileName = os.path.join(sCurrentPath, file)
print "- File " + sCurrentFileName
# get EXIF from file
if not bEXIFOptionEnabled:
print " EXIF not enabled -- Cannot rename file " + sCurrentFileName
else:
try:
exif_dict = piexif.load(sCurrentFileName)
sNewFileName = exif_dict['0th'][315]
except:
sNewFileName = ""
if sNewFileName == "":
print " ERROR - Cannot rename file " + sCurrentFileName + " ... can't retrieve EXIF"
else:
sNewFileName = exif_dict['0th'][315]
# Remove Name and parenthesis
sNewFileName = sNewFileName[sNewFileName.find("(") + 1:]
sNewFileName = sNewFileName[:len(sNewFileName) - 1]
sNewFileName = os.path.join(sCurrentPath, sNewFileName.strip())
# rename file
try:
os.rename(sCurrentFileName, sNewFileName)
print " SUCCESS - File " + sCurrentFileName + " --> " + sNewFileName
if os.path.exists(NEWPATH):
shutil.rmtree(NEWPATH)
shutil.copytree(PATH, NEWPATH)
logger.info(f'Copy from {PATH} to {NEWPATH}')
# In[9]:
temp = []
for f in os.listdir(NEWPATH):
if not f.endswith('.jpg'):
os.remove(os.path.join(NEWPATH, f))
logger.info(f'Remove {f}')
else:
img = Image.open(os.path.join(NEWPATH, f))
exif_dict = piexif.load(os.path.join(NEWPATH, f))
if 274 not in exif_dict['0th']:
logger.info(f'No image metadata: {f}')
elif exif_dict['0th'][274] == 3:
exif_dict['0th'][274] = 1
exif_bytes = piexif.dump(exif_dict)
PIL.ImageOps.mirror(PIL.ImageOps.flip(img)).save(
os.path.join(NEWPATH, f), 'jpeg')
piexif.insert(exif_bytes, os.path.join(NEWPATH, f))
logger.warning(f'Flipped: {f}')
elif exif_dict['0th'][274] != 1:
logger.warning(f'Check orientation: {f}')
logger.info('Done with preprocessing')
# In[ ]:
#-------------------------------------
r = results[0]
myData = [list(r.keys())]
#make csv template with timestamps
for i in results:
srtlong = i['longitude']
srtlat = i['latitude']
correctimglist = []
for j in imagelist:
file_path = ('images/' + j)
data = piexif.load(file_path)
for key in ['Exif', '0th', '1st', 'GPS', 'Interop']:
key = 'GPS'
subdata = data[key]
if (piexif.GPSIFD.GPSLatitude in subdata
and piexif.GPSIFD.GPSLongitude in subdata):
coords_1 = (_convert_to_degress(
subdata[piexif.GPSIFD.GPSLatitude]),
_convert_to_degress(
subdata[piexif.GPSIFD.GPSLongitude]))
coords_2 = (srtlat, srtlong)
distance_in_m = geopy.distance.vincenty(
coords_1, coords_2).m
def optimize_jpeg(
src: Union[pathlib.Path, io.BytesIO],
dst: Optional[pathlib.Path] = None,
quality: Optional[int] = 85,
fast_mode: Optional[bool] = True,
keep_exif: Optional[bool] = True,
**options,
) -> Union[pathlib.Path, io.BytesIO]:
"""method to optimize JPEG files using a pure python external optimizer
quality: JPEG quality (integer between 1 and 100)
values: 50 | 55 | 35 | 100 | XX
keep_exif: Whether to keep EXIF data in JPEG (boolean)
values: True | False
fast_mode: Use the supplied quality value. If turned off, optimizer will
get dynamic quality value to ensure better compression
values: True | False"""
ensure_matches(src, "JPEG")
img = Image.open(src)
orig_size = (os.path.getsize(src)
if isinstance(src, pathlib.Path) else src.getbuffer().nbytes)
had_exif = False
if (isinstance(src, io.BytesIO)
and piexif.load(src.getvalue())["Exif"]) or (isinstance(
src, pathlib.Path) and piexif.load(str(src))["Exif"]):
had_exif = True
# only use progressive if file size is bigger
use_progressive_jpg = orig_size > 10240 # 10KiB
if fast_mode:
quality_setting = quality
else:
quality_setting, _ = jpeg_dynamic_quality(img)
if dst is None:
dst = io.BytesIO()
img.save(
dst,
quality=quality_setting,
optimize=True,
progressive=use_progressive_jpg,
format="JPEG",
)
if isinstance(dst, io.BytesIO):
dst.seek(0)
if keep_exif and had_exif:
piexif.transplant(
exif_src=str(src.resolve())
if isinstance(src, pathlib.Path) else src.getvalue(),
image=str(dst.resolve())
if isinstance(dst, pathlib.Path) else dst.getvalue(),
new_file=dst,
)
return dst
#!/usr/bin/python
import os
import re
import piexif
import shutil
exif_dict = piexif.load("/Users/dagmar/Pictures/test/DSCF4890-6.JPG")
for ifd in ("0th", "GPS", "Exif"):
for tag in exif_dict[ifd]:
print(piexif.TAGS[ifd][tag]["name"], exif_dict[ifd][tag])
#print (exif_dict["GPS"]["GPSDateStamp"])
output_file_name)
command_list.append(command)
print("Running: {}".format(command))
sp.check_output(command, shell=True)
if USE_MESHROOM_RIG_FOLDER_FORMAT and EXPORT_JPG:
if "png" in file_name:
date_number = int(
file_name.replace(".png",
"").replace('converted_', ''))
else:
date_number = int(
file_name.replace(".jpg", "").replace('section_', ''))
print(date_number)
exif_dict = piexif.load(output_file_name)
exif_dict['Exif'][piexif.ExifIFD.BodySerialNumber] = bytes(
'00{}'.format(rig_index), 'utf-8')
exif_dict['Exif'][piexif.ExifIFD.FocalLength] = (3, 1)
exif_dict['0th'][piexif.ImageIFD.Make] = bytes(
'GoPro', 'utf-8')
exif_dict['0th'][piexif.ImageIFD.Model] = bytes(
'FUSION', 'utf-8')
exif_dict['0th'][piexif.ImageIFD.DateTime] = bytes(
'2020:01:01 01:00:{:02d}'.format(date_number), 'utf-8')
exif_bytes = piexif.dump(exif_dict)
piexif.insert(exif_bytes, output_file_name)
#print(command)
if vertical_offset_degree > 0:
vertical_offset_degree = -vertical_offset_degree
def set_file_geo_data(file: Path, json):
"""
Reads the geoData from google and saves it to the EXIF. This works assuming that the geodata looks like -100.12093, 50.213143. Something like that.
Written by DalenW.
:param file:
:param json:
:return:
"""
# prevents crashes
try:
exif_dict = _piexif.load(str(file))
except (_piexif.InvalidImageDataError, ValueError):
exif_dict = {'0th': {}, 'Exif': {}}
# fetches geo data from the photos editor first.
longitude = float(json['geoData']['longitude'])
latitude = float(json['geoData']['latitude'])
altitude = float(json['geoData']['altitude'])
# fallbacks to GeoData Exif if it wasn't set in the photos editor.
# https://github.com/TheLastGimbus/GooglePhotosTakeoutHelper/pull/5#discussion_r531792314
longitude = float(json['geoData']['longitude'])
latitude = float(json['geoData']['latitude'])
altitude = json['geoData']['altitude']
# Prioritise geoData set from GPhotos editor
if longitude == 0 and latitude == 0:
longitude = float(json['geoDataExif']['longitude'])
latitude = float(json['geoDataExif']['latitude'])
altitude = json['geoDataExif']['altitude']
# latitude >= 0: North latitude -> "N"
# latitude < 0: South latitude -> "S"
# longitude >= 0: East longitude -> "E"
# longitude < 0: West longitude -> "W"
if longitude >= 0:
longitude_ref = 'E'
else:
longitude_ref = 'W'
longitude = longitude * -1
if latitude >= 0:
latitude_ref = 'N'
else:
latitude_ref = 'S'
latitude = latitude * -1
# referenced from https://gist.github.com/c060604/8a51f8999be12fc2be498e9ca56adc72
gps_ifd = {_piexif.GPSIFD.GPSVersionID: (2, 0, 0, 0)}
# skips it if it's empty
if latitude != 0 or longitude != 0:
gps_ifd.update({
_piexif.GPSIFD.GPSLatitudeRef:
latitude_ref,
_piexif.GPSIFD.GPSLatitude:
degToDmsRational(latitude),
_piexif.GPSIFD.GPSLongitudeRef:
longitude_ref,
_piexif.GPSIFD.GPSLongitude:
degToDmsRational(longitude)
})
if not isinstance(altitude, str) and altitude != 0:
gps_ifd.update({
_piexif.GPSIFD.GPSAltitudeRef:
1,
_piexif.GPSIFD.GPSAltitude:
change_to_rational(round(altitude))
})
gps_exif = {"GPS": gps_ifd}
exif_dict.update(gps_exif)
try:
_piexif.insert(_piexif.dump(exif_dict), str(file))
except Exception as e:
print("Couldn't insert geo exif!")
# local variable 'new_value' referenced before assignment means that one of the GPS values is incorrect
print(e)
import easygui
import piexif
print(
"Select the image files which have JPEG/JPG or TIFF as their extensions, selecting other types will raise errors\n"
)
#for selecting the file
exif_dict = piexif.load(easygui.fileopenbox())
thumbnail = exif_dict.pop("thumbnail")
if thumbnail is not None:
with open("thumbnail.jpg", "wb+") as f:
f.write(thumbnail)
#for printing the whole exif_dict
"""
for ifd_name in exif_dict:
print("\n{0} IFD:".format(ifd_name))
for key in exif_dict[ifd_name]:
try:
print(key, exif_dict[ifd_name][key][:10])
except:
print(key, exif_dict[ifd_name][key])
"""
gps_info = exif_dict['GPS']
#for converting to decimal from degrees minutes seconds
def get_decimal_from_dms(dms, ref):
degrees = dms[0][0] / dms[0][1]
minutes = dms[1][0] / dms[1][1] / 60.0
seconds = dms[2][0] / dms[2][1] / 3600.0
if ref in ['S', 'W']:
def exif_editor(endereco, titulo):
exif_dict = piexif.load(endereco)
exif_dict['0th'][270] = titulo
exif_bytes = piexif.dump(exif_dict)
piexif.insert(exif_bytes, endereco)
def writeToImageExif(self, childName, image):
user_comment = piexif.helper.UserComment.dump(childName)
exif_dict = piexif.load(image)
exif_dict["Exif"][piexif.ExifIFD.UserComment] = user_comment
exif_bytes = piexif.dump(exif_dict)
piexif.insert(exif_bytes, image)
sys.exit()
file_path = file_root + file_name + '.jpg'
#openedFile = open(file_path)
#readFile = openedFile.read()
#sha1Hash = hashlib.sha1(readFile)
#sha1Hashed = sha1Hash.hexdigest()
img = cv.imread(file_path)
pil_img = Image.open(file_path)
# load exif data
try:
exif_dict = piexif.load(pil_img.info["exif"])
exif_dict.pop("thumbnail")
exif_dict.pop("1st")
except:
#print('No exif data')
#sys.exit()
zeroth_ifd = {}
exif_ifd = {}
gps_ifd = {}
exif_dict = {"0th": zeroth_ifd, "Exif": exif_ifd, "GPS": gps_ifd}
pil_img.close()
# for ifd_name in exif_dict:
# print("\n{0} IFD:".format(ifd_name))
import piexif, piexif.helper, json, pprint
filename = "photos/cbindonesia_1.jpg"
exif_dict = piexif.load(filename)
user_comment = piexif.helper.UserComment.load(
exif_dict["Exif"][piexif.ExifIFD.UserComment])
data = json.loads(user_comment)
pprint.pprint(data)
def resize_image(self,
src,
dst,
max_size,
bigger_panoramas=True,
preserve_exif_data=False,
exif_whitelist={}):
"""Make a copy of the image in the requested size."""
if not Image or os.path.splitext(src)[1] in ['.svg', '.svgz']:
self.resize_svg(src, dst, max_size, bigger_panoramas)
return
im = Image.open(src)
if hasattr(im, 'n_frames') and im.n_frames > 1:
# Animated gif, leave as-is
utils.copy_file(src, dst)
return
size = w, h = im.size
if w > max_size or h > max_size:
size = max_size, max_size
# Panoramas get larger thumbnails because they look *awful*
if bigger_panoramas and w > 2 * h:
size = min(w, max_size * 4), min(w, max_size * 4)
try:
exif = piexif.load(im.info["exif"])
except KeyError:
exif = None
# Inside this if, we can manipulate exif as much as
# we want/need and it will be preserved if required
if exif is not None:
# Rotate according to EXIF
value = exif['0th'].get(piexif.ImageIFD.Orientation, 1)
if value in (3, 4):
im = im.transpose(Image.ROTATE_180)
elif value in (5, 6):
im = im.transpose(Image.ROTATE_270)
elif value in (7, 8):
im = im.transpose(Image.ROTATE_90)
if value in (2, 4, 5, 7):
im = im.transpose(Image.FLIP_LEFT_RIGHT)
exif['0th'][piexif.ImageIFD.Orientation] = 1
try:
im.thumbnail(size, Image.ANTIALIAS)
if exif is not None and preserve_exif_data:
# Put right size in EXIF data
w, h = im.size
if '0th' in exif:
exif["0th"][piexif.ImageIFD.ImageWidth] = w
exif["0th"][piexif.ImageIFD.ImageLength] = h
if 'Exif' in exif:
exif["Exif"][piexif.ExifIFD.PixelXDimension] = w
exif["Exif"][piexif.ExifIFD.PixelYDimension] = h
# Filter EXIF data as required
exif = self.filter_exif(exif, exif_whitelist)
im.save(dst, exif=piexif.dump(exif))
else:
im.save(dst)
except Exception as e:
self.logger.warn("Can't process {0}, using original "
"image! ({1})".format(src, e))
utils.copy_file(src, dst)
def create_image(path):
try:
filetype = os.path.splitext(path)[1]
if filetype == ".mp4" or filetype == ".MP4" or filetype == ".MOV" or filetype == ".mov":
media_info = MediaInfo.parse(path)
for track in media_info.tracks:
if track.bit_rate is not None and track.track_type == "Video":
# get the videos recording date
date_time = track.tagged_date
year = date_time[4:8]
month = date_time[9:11]
day = date_time[12:14]
hour = date_time[15:17]
minute = date_time[18:20]
second = date_time[21:23]
# if there is no metadata in the video file the tagged_date is UTC 1904-01-01 00:00:00
if year == "1904" and use_creation_date == False:
print(
bcolors.WARNING + "[ WARNING ] " +
"Could not retrieve metadata information for: "
+ bcolors.ENDC + os.path.split(path)[1])
if handle_nodate:
move_or_copy_nodate(path)
return False
# FALLBACK
elif year == "1904" and use_creation_date:
date_time = get_time_from_creation_date(path)
year = date_time[0:4]
month = date_time[5:7]
day = date_time[8:10]
hour = date_time[11:13]
minute = date_time[14:16]
second = date_time[17:19]
elif filetype == ".jpg" or filetype == ".JPG" or filetype == ".jpeg" or filetype == ".JPEG":
# get exif information
exif_dict = piexif.load(path)
# exif36867 is the creation timestamp
date_time = bytes.decode(exif_dict["Exif"][36867], "utf-8")
year = date_time[0:4]
month = date_time[5:7]
day = date_time[8:10]
hour = date_time[11:13]
minute = date_time[14:16]
second = date_time[17:19]
# FALLBACK
elif use_creation_date:
date_time = get_time_from_creation_date(path)
year = date_time[0:4]
month = date_time[5:7]
day = date_time[8:10]
hour = date_time[11:13]
minute = date_time[14:16]
second = date_time[17:19]
else:
return False
image = Image(year, month, day, hour, minute, second, path,
filetype)
return image
except (KeyError, ValueError):
print(bcolors.WARNING + "[ WARNING ] " +
"Could not retrieve exif information for: " + bcolors.ENDC +
os.path.split(path)[1])
# FALLBACK
if use_creation_date:
date_time = get_time_from_creation_date(path)
year = date_time[0:4]
month = date_time[5:7]
day = date_time[8:10]
hour = date_time[11:13]
minute = date_time[14:16]
second = date_time[17:19]
image = Image(year, month, day, hour, minute, second, path,
filetype)
return image
if handle_nodate:
move_or_copy_nodate(path)
return False
except TypeError:
print(bcolors.WARNING + "[ WARNING ] " +
"Could not retrieve metadata information for: " +
bcolors.ENDC + os.path.split(path)[1])
# FALLBACK
if use_creation_date:
date_time = get_time_from_creation_date(path)
year = date_time[0:4]
month = date_time[5:7]
day = date_time[8:10]
hour = date_time[11:13]
minute = date_time[14:16]
second = date_time[17:19]
image = Image(year, month, day, hour, minute, second, path,
filetype)
return image
if handle_nodate:
move_or_copy_nodate(path)
return False
def start(pass_index):
# update the status in daily_passes.json
with open("/home/pi/website/weather/scripts/daily_passes.json", "r") as f:
data = json.load(f)
with open("/home/pi/website/weather/scripts/daily_passes.json", "w") as f:
data[pass_index]["status"] = "CURRENT"
json.dump(data, f, indent=4, sort_keys=True)
# get info about the pass from the daily_passes.json
with open("/home/pi/website/weather/scripts/daily_passes.json") as f:
p = json.load(f)[pass_index]
print(
"STATUS: {} - ".format(datetime.now().strftime("%Y/%m/%d %H:%M:%S")) +
"Started processing {}° {} pass at {}".format(
p['max_elevation'], p['satellite'],
datetime.fromtimestamp(p['aos']).strftime(
"%B %-d, %Y at %-H:%M:%S")))
# assign variables
with open("/home/pi/website/weather/scripts/secrets.json") as f:
data = json.load(f)
lat = data['lat']
lon = data['lon']
elev = data['elev']
sat = p['satellite']
frequency = p['frequency']
duration = p['duration']
max_elevation = p['max_elevation']
# string used for naming the files (aos in %Y-%m-%d %H.%M.%S format)
local_time = datetime.fromtimestamp(p['aos']).strftime("%Y-%m-%d_%H.%M.%S")
day = str(local_time)[:10]
# the name of the folder containing all the passes for the day (aos in %Y-%m-%d format)
outfile = "/home/pi/drive/weather/images/{}/{}/{}".format(
day, local_time, local_time)
# the name of the json file containing all the info about the pass
pass_file = "/home/pi/website/weather/images/{}/{}/{}.json".format(
day, local_time, local_time)
try:
# if this is the first pass of the day, create a new folder for all the images of the day
if not os.path.exists("/home/pi/drive/weather/images/{}".format(day)):
os.makedirs("/home/pi/website/weather/images/{}".format(day))
os.makedirs("/home/pi/drive/weather/images/{}".format(day))
# create new directory for this pass
if not os.path.exists("/home/pi/drive/weather/images/{}/{}".format(
day, local_time)):
os.makedirs("/home/pi/drive/weather/images/{}/{}".format(
day, local_time))
os.makedirs("/home/pi/website/weather/images/{}/{}".format(
day, local_time))
except:
print("Failed creating new directories for the pass. Aborting")
exit()
# send console output to log file
stdout_old = sys.stdout
log_file = "/home/pi/drive/weather/images/{}/{}/{}.log".format(
day, local_time, local_time)
sys.stdout = open(log_file, "a")
# compute sun elevation
obs = ephem.Observer()
obs.lat = str(lat)
obs.long = str(lon)
obs.date = datetime.utcfromtimestamp(p['tca'])
sun = ephem.Sun(obs)
sun.compute(obs)
sun_elev = round(float(sun.alt) * 57.2957795,
1) # convert to degrees from radians
# write sun elevation to pass file
with open(pass_file, "w") as f:
pass_info = p
pass_info["sun_elev"] = sun_elev
json.dump(pass_info, f, indent=4, sort_keys=True)
# process depending on the satellite
if sat[:4] == "NOAA":
images, main_tag = process_satellite.NOAA(pass_file, outfile, log_file)
elif sat == "METEOR-M 2":
images, main_tag = process_satellite.METEOR(pass_file, outfile,
log_file)
# upload each image to the internet
links = {}
with open(pass_file) as f:
data = json.load(f)
for image in images:
# add metadata to image
exif_dict = piexif.load(image)
exif_dict["Exif"][
piexif.ExifIFD.UserComment] = piexif.helper.UserComment.dump(
json.dumps(data), encoding="unicode")
piexif.insert(piexif.dump(exif_dict), image)
# upload image and get a link
tag = image.split(".")[-2]
link = share.imgbb(image)
if tag == main_tag:
main_image = link
links[tag] = link
# write pass info to json file
with open(pass_file) as fr:
pass_info = json.load(fr)
with open(pass_file, "w") as fw:
pass_info['links'] = links
pass_info["main_image"] = main_image
json.dump(pass_info, fw, indent=4, sort_keys=True)
# send discord webhook
with open("/home/pi/website/weather/scripts/secrets.json") as f:
data = json.load(f)
for webhook in data["discord_webhook_urls"]:
result = share.discord_webhook(pass_file, webhook)
print(result)
# update the status in daily_passes.json
with open("/home/pi/website/weather/scripts/daily_passes.json", "r") as f:
data = json.load(f)
with open("/home/pi/website/weather/scripts/daily_passes.json", "w") as f:
data[pass_index]["status"] = "PASSED"
json.dump(data, f, indent=4, sort_keys=True)
# append the pass to the passes list
with open("/home/pi/website/weather/images/passes.json", "r+") as rf:
data = json.load(rf)
with open("/home/pi/website/weather/images/passes.json", "w") as f:
data.append("/weather/images/{}/{}/{}.json".format(
day, local_time, local_time))
json.dump(data, f, indent=4, sort_keys=True)
# commit changes to git repository
# print("STATUS {} - ".format(datetime.now().strftime("%Y/%m/%d %H:%M:%S")) +
# "Commiting changes to github")
# os.system(
# "/home/pi/website/weather/scripts/commit.sh 'Automatic commit for satellite pass' >> {}"
# .format(log_file))
# set console output back to default
sys.stdout = stdout_old
# send status to console
print(
"STATUS: {} - ".format(datetime.now().strftime("%Y/%m/%d %H:%M:%S")) +
"Finished processing {}° {} pass at {}".format(
p['max_elevation'], p['satellite'],
datetime.fromtimestamp(p['aos']).strftime(
"%B %-d, %Y at %-H:%M:%S")))
# get info about next pass
next_pass = {}
for p in json.load(
open("/home/pi/website/weather/scripts/daily_passes.json")):
if p["status"] == "INCOMING":
next_pass = p
break
if next_pass == {}:
print("STATUS: {} - ".format(datetime.now().strftime(
"%Y/%m/%d %H:%M:%S")) +
"No more passes to process. Rescheduling...")
else:
print("STATUS: {} - ".format(datetime.now().strftime(
"%Y/%m/%d %H:%M:%S")) +
"Waiting until {} for {}° {} pass...".format(
datetime.fromtimestamp(next_pass['aos']).strftime(
"%B %-d, %Y at %-H:%M:%S"), next_pass['max_elevation'],
next_pass['satellite']))
from PIL import Image
import piexif
from pprint import pprint
from PIL import ExifTags
im = Image.open("../../_images/rose.jpg")
exif_dict = piexif.load(im.info["exif"])
pprint(exif_dict)
pprint(ExifTags.TAGS)
def read(self):
""" Read EXIF of pictures in media library """
return piexif.load(self.mediadir_path + self.kwargs["filename"])
def add_exif_data(self, filename):
print "----------------------------------------------------------------------------"
# pop top gps coordinate from queue
try:
print "Size of Queue: " + str(
len(ArduinoUSBconn.connection.gps_queue))
print ArduinoUSBconn.connection.gps_queue
location = ArduinoUSBconn.connection.gps_queue.popleft()
except Exception as e:
print "Queue is empty"
print e
return
try:
im = Image.open(FOLDER + "/" + filename)
exif_dict = piexif.load(im.info["exif"])
print "AddExif: " + filename
except Exception as e:
print "Couldn't open file " + filename
print "Error: " + e
print "----------------------------------------------------------------------------"
return
"""
image_time_s = exif_dict["Exif"][piexif.ExifIFD.DateTimeOriginal]
image_time_ms = int(exif_dict["Exif"][piexif.ExifIFD.SubSecTimeOriginal])
image_time = time.strptime(image_time_s,"%Y:%m:%d %H:%M:%S")
image_unix = time.mktime(image_time)
image_unix = image_unix + image_time_ms/int(len(str(image_time_ms)))
# copy dict for use in case of modification
gps_dict = ArduinoUSBconn.connection.gps_dict.copy()
if self.adds == 0:
lowest = 10000000000000000000
for t in gps_dict:
if t < lowest:
lowest = t
self.beg_obc_clock = lowest
self.beg_cam_clock = image_unix
self.adds = 1
print gps_dict
print image_unix
# offset camera time to obc time
image_offset = abs(image_unix - self.beg_cam_clock)
closest = 0
smallest = -1
for k in gps_dict:
obc_offset = abs(k - self.beg_obc_clock)
diff = abs(k - image_unix)
if smallest == -1:
if diff < 10:
closest = k
smallest = diff
else:
if diff < smallest and diff < 5:
closest = k
smallest = diff
if closest not in gps_dict:
print "ERROR NO GPS TAG FOR THIS IMAGE" + filename
print "IMAGE TIME = "+str(image_unix)
print "----------------------------------------------------------------------------"
return
print "Image Time: "+ str(image_unix)
print "Closest GPS Time: "+ str(closest) + " diff: "+str(smallest)
print "Location: "+ str(gps_dict[closest])
#location = gps_dict[closest]
"""
absolute_alt = location["alt"]
relative_alt = location["rel_alt"]
calc_ground = abs(absolute_alt - relative_alt)
lat = location["lat"]
lon = location["lng"]
heading = location["heading"]
# two precision
absolute_alt = int(round(absolute_alt * 100))
calc_ground = int(round(calc_ground * 100))
relative_alt = int(round(relative_alt * 100))
# three precision
heading = int(round(heading * 1000))
lat = int(round(abs(lat * 1000)))
lon = int(round(abs(lon * 1000)))
exif_dict["GPS"][piexif.GPSIFD.GPSSpeed] = (calc_ground, 100)
exif_dict["GPS"][piexif.GPSIFD.GPSAltitude] = (absolute_alt, 100)
exif_dict["GPS"][piexif.GPSIFD.GPSImgDirection] = (heading, 1000)
exif_dict["GPS"][piexif.GPSIFD.GPSLongitude] = (lon, 1000)
exif_dict["GPS"][piexif.GPSIFD.GPSLatitude] = (lat, 1000)
exif_dict["GPS"][piexif.GPSIFD.GPSTrack] = (relative_alt, 100)
try:
exif_bytes = piexif.dump(exif_dict)
im.save(OUTPUTFOLDER + "/" + filename,
"jpeg",
exif=exif_bytes,
quality=90)
except Exception as e:
print "--------"
print "ERROR Exif data could not be saved"
print e
print "Lat " + str(lat)
print "Long " + str(lon)
print "Heading " + str(heading)
print "AAlt " + str(absolute_alt)
print "RAlt " + str(relative_alt)
print "CGround " + str(calc_ground)
print "--------"
print "exif data added"
print "----------------------------------------------------------------------------"
def rotate_image(image_data, method=None, REQUEST=None):
"""Rotate Image if it has Exif Orientation Informations other than 1.
Do not use PIL.Image.rotate function as this did not transpose the image,
rotate keeps the image width and height and rotates the image around a
central point. PIL.Image.transpose also changes Image Orientation.
"""
orientation = 1 # if not set assume correct orrinetation --> 1
data = _ensure_data(image_data)
img = PIL.Image.open(StringIO(data))
exif_data = None
if 'exif' in img.info:
try:
exif_data = piexif.load(img.info['exif'])
except ValueError:
log.warn('Exif information currupt')
pass
if exif_data and piexif.ImageIFD.Orientation in exif_data['0th']:
orientation = exif_data['0th'][piexif.ImageIFD.Orientation]
if exif_data and \
(not exif_data['0th'].get(piexif.ImageIFD.XResolution) or
not exif_data['0th'].get(piexif.ImageIFD.YResolution)):
exif_data['0th'][piexif.ImageIFD.XResolution] = (img.width, 1)
exif_data['0th'][piexif.ImageIFD.YResolution] = (img.height, 1)
if exif_data is None:
width, height = img.size
exif_data = {
'0th': {
piexif.ImageIFD.XResolution: (width, 1),
piexif.ImageIFD.YResolution: (height, 1),
}
}
if method is not None:
orientation = method
log.debug('Rotate image with input orientation: %s', orientation)
fmt = img.format
if orientation == 1: # not transform necessary
# img = img
pass
elif orientation == 2:
img = img.transpose(PIL.Image.FLIP_LEFT_RIGHT)
elif orientation == 3:
img = img.transpose(PIL.Image.ROTATE_180)
elif orientation == 4:
img = img.transpose(PIL.Image.ROTATE_180).transpose(
PIL.Image.FLIP_LEFT_RIGHT)
elif orientation == 5:
img = img.transpose(PIL.Image.ROTATE_270).transpose(
PIL.Image.FLIP_LEFT_RIGHT)
elif orientation == 6:
img = img.transpose(PIL.Image.ROTATE_270)
elif orientation == 7:
img = img.transpose(PIL.Image.ROTATE_90).transpose(
PIL.Image.FLIP_LEFT_RIGHT)
elif orientation == 8:
img = img.transpose(PIL.Image.ROTATE_90)
if orientation in [5, 6, 7, 8]:
if exif_data['0th'][piexif.ImageIFD.XResolution] and \
exif_data['0th'][piexif.ImageIFD.YResolution]:
exif_data['0th'][piexif.ImageIFD.XResolution], \
exif_data['0th'][piexif.ImageIFD.YResolution] = \
exif_data['0th'][piexif.ImageIFD.YResolution], \
exif_data['0th'][piexif.ImageIFD.XResolution]
else:
exif_data['0th'][piexif.ImageIFD.XResolution], \
exif_data['0th'][piexif.ImageIFD.YResolution] = \
(img.width, 1), (img.height, 1)
# set orientation to normal
exif_data['0th'][piexif.ImageIFD.Orientation] = 1
try:
exif_bytes = piexif.dump(exif_data)
except Exception as e:
log.warn(e)
del (exif_data['Exif'][piexif.ExifIFD.SceneType])
# This Element piexif.ExifIFD.SceneType cause error on dump
exif_bytes = piexif.dump(exif_data)
output_image_data = StringIO()
img.save(output_image_data, format=fmt, exif=exif_bytes)
width, height = img.size
return output_image_data.getvalue(), width, height, exif_data
str(image_location))
extensions = ("*.jpg", "*.JPG", "*.JPEG", "*.jpeg")
folder_contents = []
for extension in extensions:
folder_contents.extend(glob.glob(image_location + "/**/" + extension))
if len(folder_contents) > 0:
print(
str(datetime.now()) + " [INFO] Found " +
str(len(folder_contents)) + " Images to process")
for image_location in folder_contents:
if os.path.isfile(image_location):
exif_dict = piexif.load(image_location)
for ifd in ("0th", "Exif", "GPS", "1st"):
for tag in exif_dict[ifd]:
if piexif.TAGS[ifd][tag]["name"] == "DateTime":
date_of_image["DateTime"] = exif_dict[ifd][
tag].decode("utf-8")
if piexif.TAGS[ifd][tag]["name"] == "DateTimeOriginal":
date_of_image["DateTimeOriginal"] = exif_dict[ifd][
tag].decode("utf-8")
if "DateTimeOriginal" in date_of_image:
img_date = datetime.strptime(
date_of_image["DateTimeOriginal"], "%Y:%m:%d %H:%M:%S")
def __init__(self, file_dir, floatview_info, raw_info):
self.file_dir = file_dir
self.floatview_info = floatview_info
self.raw_info = raw_info
self.exif_dict = piexif.load(self.file_dir)
self.is_dirty = False
print('读取 image')
if not os.path.exists('image'):
print('image 文件夹不存在')
exit(0)
print('清理dist')
if os.path.exists('dist'):
shutil.rmtree('dist')
os.mkdir('dist')
props = readprops('reformat.props')
tSize = (160, 120)
finalSize = (960, 1280)
exif = piexif.load(open('exif.bin', 'rb').read())
# 根据props修改信息
exif['0th'][305] = struct.pack('%ds' % (len(props['productVersion'])),
bytes(props['productVersion'], 'utf-8'))
exif['0th'][306] = struct.pack(
'19s', bytes(props['time_str'].replace('-', ':'), 'utf-8'))
exif['Exif'][36867] = struct.pack(
'19s', bytes(props['time_str'].replace('-', ':'), 'utf-8'))
exif['Exif'][36868] = struct.pack(
'19s', bytes(props['time_str'].replace('-', ':'), 'utf-8'))
pt = props['productType'] + ' front camera 2.15mm f/2.4'
exif['Exif'][42036] = struct.pack('%ds' % (len(pt)), bytes(pt, 'utf-8'))
def handleDir(sub):
currDir = os.path.join('image', sub)
def load_exif(self):
print("LOAD EXIF")
try:
self.exif_dict = piexif.load(self.file_path)
except Exception as e:
print(e)
# from https://piexif.readthedocs.io/en/latest/functions.html#load
import pickle
import piexif
exifDict = piexif.load("image_mod.jpg")
for ifdName in exifDict:
print("\n{0} IFD:".format(ifdName))
if isinstance(exifDict[ifdName], dict):
for key in exifDict[ifdName]:
try:
data = exifDict[ifdName][key]
if isinstance(data, bytes):
if key == piexif.ExifIFD.MakerNote:
d = pickle.loads(data)
print(key, d)
elif key == piexif.ExifIFD.UserComment:
if data[0:8] == b"UNICODE\0":
print(key, data[8:].decode("utf-8"))
else:
print(f"{key} type {type(data)}: {data[:10]}")
else:
print(key, exifDict[ifdName][key][:10])
except:
print(key, exifDict[ifdName][key])
else:
print(f"{ifdName} is type {type(exifDict[ifdName])}")
def batch(self, should_rename=True, should_add_exif=True):
# re constants
p_date = re.compile(
r"(\d{4})(0[1-9]|1[0-2])(0[1-9]|[1-2]\d|3[0-1])[ _]([0-1]\d|2[0-3])([0-5]\d)([0-5]\d)"
)
p_floatview_json = re.compile(r"^floatview_photo_\d{5}-\d{5}.json$")
p_raw_json = re.compile(r"^photo_\d{5}-\d{5}.json$")
target_dir = os.path.join(os.getcwd(), self.target_uin, "photo")
if not os.path.exists(target_dir):
print("路径不存在，请确认照片已下载，并在本文件尾部添加目标QQ号")
# form album list
album_info_dir = os.path.join(target_dir, "album_info.json")
with open(album_info_dir, "r", encoding="utf-8") as album_info_f:
album_info = json.load(album_info_f)
album_list = get_album_list_data(album_info['data'])
# No album at all!
if len(album_list) <= 0:
print("【json记录中无相册！】")
return
# do for every album
for album in album_list:
album_dir = ""
files_in_target_dir = os.listdir(target_dir)
album_id_purged = purge_file_name(album["id"])
# find album folder
for file_name_in_target_dir in files_in_target_dir:
if album_id_purged in file_name_in_target_dir:
album_dir = os.path.join(target_dir,
file_name_in_target_dir)
# rename album folder
if should_rename:
if not re.search(p_date, file_name_in_target_dir):
album_create_timestamp = int(
album["createtime"]) # 取相册创建时间
album_create_date = time.strftime(
'%Y%m%d %H%M%S',
time.localtime(album_create_timestamp))
file_name_in_target_dir_new = album_create_date + " " + file_name_in_target_dir
album_dir_new = os.path.join(
target_dir, file_name_in_target_dir_new)
os.rename(album_dir, album_dir_new)
album_dir = album_dir_new
break
if album_dir == "":
print("相册文件夹缺失:", os.path.join(target_dir, album["name"]))
continue
# find floatview and raw json (500+ json文件会分裂。。)
files_in_album_dir = os.listdir(album_dir)
floatview_json_dir_list = []
raw_json_dir_list = []
for file_name_in_album_dir in files_in_album_dir:
if re.search(p_floatview_json, file_name_in_album_dir):
floatview_json_dir_list.append(
os.path.join(album_dir, file_name_in_album_dir))
elif re.search(p_raw_json, file_name_in_album_dir):
raw_json_dir_list.append(
os.path.join(album_dir, file_name_in_album_dir))
# floatview or raw json is missing!
if len(floatview_json_dir_list) == 0 or len(
raw_json_dir_list) == 0:
print("【相册中照片json数据缺失】：", album_dir)
continue
floatview_list = []
raw_list = []
for floatview_json_dir in floatview_json_dir_list:
with open(floatview_json_dir, "r",
encoding="utf-8") as floatview_json_f:
floatview_json = json.load(floatview_json_f)
for _floatview_info in floatview_json["data"]["photos"]:
floatview_list.append(_floatview_info)
for raw_json_dir in raw_json_dir_list:
with open(raw_json_dir, "r", encoding="utf-8") as raw_json_f:
raw_json = json.load(raw_json_f)
for _raw_info in raw_json["data"]["photoList"]:
raw_list.append(_raw_info)
# find downloaded folder and file list within
downloaded_dir = os.path.join(album_dir, "downloaded")
# downloaded folder is missing!
if not os.path.exists(downloaded_dir):
print("【无downloaded文件夹】：", downloaded_dir)
continue
photos_in_album_downloaded_dir = os.listdir(downloaded_dir)
# start to handle every photo within an album
# floatview_info
for floatview_info in floatview_list:
lloc = floatview_info["lloc"]
# find raw_info
raw_info = None
for _raw_info in raw_list:
if _raw_info["lloc"] == lloc:
raw_info = _raw_info
break
# find photo_dir
photo_dir = ""
lloc_purged = purge_file_name(lloc)
for photo_name in photos_in_album_downloaded_dir:
if lloc_purged in photo_name:
photo_dir = os.path.join(downloaded_dir, photo_name)
break
if photo_dir == "":
print("照片缺失:", os.path.join(downloaded_dir, lloc_purged))
continue
# recover EXIF
if should_add_exif:
try:
photoExifRecover = PhotoExifRecover(
photo_dir, floatview_info, raw_info)
photoExifRecover.recover()
except Exception as e:
error_message = "EXIF写入失败:" + photo_dir + "\n↘失败原因：" + str(
e)
print(error_message)
self.e.append(error_message)
continue # 对于EXIF写入发生异常的文件跳过重命名步骤
# rename photo
if should_rename:
[dir_name, photo_name] = os.path.split(photo_dir)
if not re.search(p_date, photo_name):
exif_in_file = piexif.load(photo_dir)
if "Exif" in exif_in_file.keys() \
and piexif.ExifIFD.DateTimeOriginal in exif_in_file["Exif"].keys() \
and exif_in_file["Exif"][piexif.ExifIFD.DateTimeOriginal]:
photo_create_date = \
bytes.decode(exif_in_file["Exif"][piexif.ExifIFD.DateTimeOriginal]).replace(":", "")
photo_name_new = photo_create_date + " " + photo_name
photo_dir_new = os.path.join(
dir_name, photo_name_new)
os.rename(photo_dir, photo_dir_new)
photoExifRecover.file_dir = photo_dir_new
photo_dir = photo_dir_new
def __init__(self, filename):
self.filename = filename
self.img = Image.open(filename)
self.exif = piexif.load(filename)
self._datetime_original = ''
def write_gps(filename, lat, longit, altitude): #lat and long are decimals
gps = {} #create array
#Altitude
if altitude<0:
gps[piexif.GPSIFD.GPSAltitudeRef] = 1; #Below see level
else:
gps[piexif.GPSIFD.GPSAltitudeRef] = 0; #Above see level
gps[piexif.GPSIFD.GPSAltitude]= (int(abs(altitude)*100),100)
#Latitude
if lat<0:
gps[piexif.GPSIFD.GPSLatitudeRef] = "S"
else:
gps[piexif.GPSIFD.GPSLatitudeRef] = "N"
latd,latm,lats = ExifWriter._decdeg2dms(lat)
gps[piexif.GPSIFD.GPSLatitude] = [(latd,1),(latm,1),(lats*100,100)];
#Longitude
if longit<0:
gps[piexif.GPSIFD.GPSLongitudeRef] = "W"
else:
gps[piexif.GPSIFD.GPSLongitudeRef] = "E"
longd,longm,longs = ExifWriter._decdeg2dms(longit)
gps[piexif.GPSIFD.GPSLongitude] = [(longd,1),(longm,1),(longs*100,100)];
exifdict = piexif.load(filename)
exifdict["GPS"] = gps
exif_bytes = piexif.dump(exifdict)
piexif.insert(exif_bytes, filename)
exifdict = piexif.load(filename)