upd for Colab (#206)

* changes for google colab

* 1

* 1

* 1

* 1
This commit is contained in:
iperov 2019-03-26 16:09:22 +04:00 committed by GitHub
parent b03b147bae
commit 96de328221
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
3 changed files with 158 additions and 41 deletions

View file

@ -6,7 +6,16 @@ import multiprocessing
import cv2
from tqdm import tqdm
class Interact(object):
try:
import IPython #if success we are in colab
from IPython.display import display, clear_output
import PIL
import matplotlib.pyplot as plt
is_colab = True
except:
is_colab = False
class InteractBase(object):
EVENT_LBUTTONDOWN = 1
EVENT_LBUTTONUP = 2
EVENT_RBUTTONDOWN = 5
@ -21,6 +30,30 @@ class Interact(object):
self.key_events = {}
self.pg_bar = None
def is_colab(self):
return False
def on_destroy_all_windows(self):
raise NotImplemented
def on_create_window (self, wnd_name):
raise NotImplemented
def on_show_image (self, wnd_name, img):
raise NotImplemented
def on_capture_mouse (self, wnd_name):
raise NotImplemented
def on_capture_keys (self, wnd_name):
raise NotImplemented
def on_process_messages(self, sleep_time=0):
raise NotImplemented
def on_wait_any_key(self):
raise NotImplemented
def log_info(self, msg, end='\n'):
print (msg, end=end)
@ -31,12 +64,11 @@ class Interact(object):
if wnd_name not in self.named_windows:
#we will show window only on first show_image
self.named_windows[wnd_name] = 0
else: print("named_window: ", wnd_name, " already created.")
def destroy_all_windows(self):
if len( self.named_windows ) != 0:
cv2.destroyAllWindows()
self.on_destroy_all_windows()
self.named_windows = {}
self.capture_mouse_windows = {}
self.capture_keys_windows = {}
@ -47,35 +79,24 @@ class Interact(object):
if wnd_name in self.named_windows:
if self.named_windows[wnd_name] == 0:
self.named_windows[wnd_name] = 1
cv2.namedWindow(wnd_name)
self.on_create_window(wnd_name)
if wnd_name in self.capture_mouse_windows:
self.capture_mouse(wnd_name)
cv2.imshow (wnd_name, img)
self.on_show_image(wnd_name,img)
else: print("show_image: named_window ", wnd_name, " not found.")
def capture_mouse(self, wnd_name):
def onMouse(event, x, y, flags, param):
(inst, wnd_name) = param
if event == cv2.EVENT_LBUTTONDOWN: ev = Interact.EVENT_LBUTTONDOWN
elif event == cv2.EVENT_LBUTTONUP: ev = Interact.EVENT_LBUTTONUP
elif event == cv2.EVENT_RBUTTONDOWN: ev = Interact.EVENT_RBUTTONDOWN
elif event == cv2.EVENT_RBUTTONUP: ev = Interact.EVENT_RBUTTONUP
elif event == cv2.EVENT_MOUSEWHEEL: ev = Interact.EVENT_MOUSEWHEEL
else: ev = 0
inst.add_mouse_event (wnd_name, x, y, ev, flags)
if wnd_name in self.named_windows:
self.capture_mouse_windows[wnd_name] = True
if self.named_windows[wnd_name] == 1:
cv2.setMouseCallback(wnd_name, onMouse, (self,wnd_name) )
self.on_capture_mouse(wnd_name)
else: print("capture_mouse: named_window ", wnd_name, " not found.")
def capture_keys(self, wnd_name):
if wnd_name in self.named_windows:
if wnd_name not in self.capture_keys_windows:
self.capture_keys_windows[wnd_name] = True
self.on_capture_keys(wnd_name)
else: print("capture_keys: already set for window ", wnd_name)
else: print("capture_keys: named_window ", wnd_name, " not found.")
@ -101,28 +122,10 @@ class Interact(object):
yield x
def process_messages(self, sleep_time=0):
has_windows = False
has_capture_keys = False
if len(self.named_windows) != 0:
has_windows = True
if len(self.capture_keys_windows) != 0:
has_capture_keys = True
if has_windows or has_capture_keys:
wait_key_time = max(1, int(sleep_time*1000) )
key = cv2.waitKey(wait_key_time) & 0xFF
else:
if sleep_time != 0:
time.sleep(sleep_time)
if has_capture_keys and key != 255:
for wnd_name in self.capture_keys_windows:
self.add_key_event (wnd_name, key)
self.on_process_messages(sleep_time)
def wait_any_key(self):
cv2.waitKey(0)
self.on_wait_any_key()
def add_mouse_event(self, wnd_name, x, y, ev, flags):
if wnd_name not in self.mouse_events:
@ -240,4 +243,101 @@ class Interact(object):
sys.stdin = os.fdopen( sys.stdin.fileno() )
return inp
interact = Interact()
class InteractDesktop(InteractBase):
def on_destroy_all_windows(self):
cv2.destroyAllWindows()
def on_create_window (self, wnd_name):
cv2.namedWindow(wnd_name)
def on_show_image (self, wnd_name, img):
cv2.imshow (wnd_name, img)
def on_capture_mouse (self, wnd_name):
def onMouse(event, x, y, flags, param):
(inst, wnd_name) = param
if event == cv2.EVENT_LBUTTONDOWN: ev = InteractBase.EVENT_LBUTTONDOWN
elif event == cv2.EVENT_LBUTTONUP: ev = InteractBase.EVENT_LBUTTONUP
elif event == cv2.EVENT_RBUTTONDOWN: ev = InteractBase.EVENT_RBUTTONDOWN
elif event == cv2.EVENT_RBUTTONUP: ev = InteractBase.EVENT_RBUTTONUP
elif event == cv2.EVENT_MOUSEWHEEL: ev = InteractBase.EVENT_MOUSEWHEEL
else: ev = 0
inst.add_mouse_event (wnd_name, x, y, ev, flags)
cv2.setMouseCallback(wnd_name, onMouse, (self,wnd_name) )
def on_capture_keys (self, wnd_name):
pass
def on_process_messages(self, sleep_time=0):
has_windows = False
has_capture_keys = False
if len(self.named_windows) != 0:
has_windows = True
if len(self.capture_keys_windows) != 0:
has_capture_keys = True
if has_windows or has_capture_keys:
wait_key_time = max(1, int(sleep_time*1000) )
key = cv2.waitKey(wait_key_time) & 0xFF
else:
if sleep_time != 0:
time.sleep(sleep_time)
if has_capture_keys and key != 255:
for wnd_name in self.capture_keys_windows:
self.add_key_event (wnd_name, key)
def on_wait_any_key(self):
cv2.waitKey(0)
class InteractColab(InteractBase):
def is_colab(self):
return True
def on_destroy_all_windows(self):
pass
#clear_output()
def on_create_window (self, wnd_name):
pass
#clear_output()
def on_show_image (self, wnd_name, img):
pass
# # cv2 stores colors as BGR; convert to RGB
# if img.ndim == 3:
# if img.shape[2] == 4:
# img = cv2.cvtColor(img, cv2.COLOR_BGRA2RGBA)
# else:
# img = cv2.cvtColor(img, cv2.COLOR_BGR2RGB)
# img = PIL.Image.fromarray(img)
# plt.imshow(img)
# plt.show()
def on_capture_mouse (self, wnd_name):
pass
#print("on_capture_mouse(): Colab does not support")
def on_capture_keys (self, wnd_name):
pass
#print("on_capture_keys(): Colab does not support")
def on_process_messages(self, sleep_time=0):
time.sleep(sleep_time)
def on_wait_any_key(self):
pass
#print("on_wait_any_key(): Colab does not support")
if is_colab:
interact = InteractColab()
else:
interact = InteractDesktop()

View file

@ -100,7 +100,11 @@ def trainerThread (s2c, c2s, args, device_args):
else:
for loss_value in loss_history[-1]:
loss_string += "[%.4f]" % (loss_value)
io.log_info (loss_string, end='\r')
if io.is_colab():
io.log_info ('\r' + loss_string, end='')
else:
io.log_info (loss_string, end='\r')
if model.get_target_iter() != 0 and model.is_reached_iter_goal():
io.log_info ('Reached target iteration.')
@ -281,6 +285,9 @@ def main(args, device_args):
selected_preview = (selected_preview + 1) % len(previews)
update_preview = True
io.process_messages(0.1)
try:
io.process_messages(0.1)
except KeyboardInterrupt:
s2c.put ( {'op': 'close'} )
io.destroy_all_windows()

10
requirements-colab.txt Normal file
View file

@ -0,0 +1,10 @@
numpy==1.16.1
h5py==2.9.0
Keras==2.2.4
opencv-python==4.0.0.21
tensorflow-gpu==1.13.1
plaidml-keras==0.5.0
scikit-image
tqdm
ffmpeg-python==0.1.17
git+https://www.github.com/keras-team/keras-contrib.git