Created
February 7, 2017 08:08
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Untitled_107.py
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import photos,sys,ui,io | |
from objc_util import * | |
import sys,os | |
sys.path+=os.path.expanduser('~') | |
from objc_hacks.memstatus import _get_taskinfo | |
import gc | |
from PIL import Image | |
options = ObjCClass('PHImageRequestOptions').defaultOptionsAllowingPlaceholder() | |
options.deliveryMode = 1 #high quality | |
options.synchronous = True | |
imageManager = ObjCClass('PHImageManager').defaultManager() | |
def handleImage(_obj,result,infodict): | |
try: | |
img=ObjCInstance(result) | |
d=ObjCInstance(infodict) | |
#print(d) | |
filename=handleImage.filename | |
#print(filename) | |
# Do something with the bytes | |
#. Example: convert to PIL | |
bIO=io.BytesIO(uiimage_to_png(img)) | |
i=Image.open(bIO) | |
#print(i) | |
finally: | |
# Cleanup, avoid reference cycle in objcinstances | |
img._cached_methods.clear() | |
img=[] | |
d._cached_methods.clear() | |
d=[] | |
bIO.close() | |
i=[] | |
bIO=[] | |
handleImage.filename='' #just to avoid global | |
B=ObjCBlock(handleImage,argtypes=[c_void_p,c_void_p,c_void_p],restype=None) | |
def process_images(thumbnail=True): | |
all_assets = photos.get_assets() | |
photo_count = len(all_assets) | |
photo_index = 0 | |
while photo_index<photo_count: | |
ass = all_assets[photo_index] | |
a=ObjCInstance(ass) | |
if thumbnail: | |
requested_size=CGSize(160,160) | |
else: | |
requested_size=a.imageSize() # for fullsize | |
handleImage.filename=str(a.filename()) | |
imageManager.requestImageForAsset(ass, | |
targetSize=requested_size, | |
contentMode=1, | |
options=options, | |
resultHandler=B) | |
a._cached_methods.clear() | |
a=[] | |
ass=[] | |
photo_index += 1 | |
#print(_get_taskinfo().resident_size/1024/1024) | |
process_images() | |
#print(_get_taskinfo().resident_size/1024/1024) | |
gc.collect(2) | |
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