commit e80d8c9f71ff580c967c7c80ee7353e520ade533
parent f0b696b58d53f70b5cbe29620a39c82e8b5ac1ef
Author: Robin Bäckman <robinbackman@gmail.com>
Date: Sat, 30 Jul 2016 19:08:13 +0300
new button function
Diffstat:
| M | tarina.py | | | 240 | ++++++++++++++++++++++++++++++++++++++++--------------------------------------- |
1 file changed, 122 insertions(+), 118 deletions(-)
diff --git a/tarina.py b/tarina.py
@@ -422,6 +422,10 @@ def update(tarinaversion, tarinavername):
#-------------Load film---------------
def loadfilm(filmname, filmfolder):
+ pressed = ''
+ buttonpressed = ''
+ buttontime = time.time()
+ holdbutton = ''
films = os.walk(filmfolder).next()[1]
films.sort()
settings = [''] * len(films)
@@ -431,30 +435,23 @@ def loadfilm(filmname, filmfolder):
header = 'Select and load film'
while True:
writemenu(films[firstslice:secondslice],settings,selected,header)
- time.sleep(0.2)
- middlebutton = GPIO.input(5)
- upbutton = GPIO.input(12)
- downbutton = GPIO.input(13)
- leftbutton = GPIO.input(16)
- rightbutton = GPIO.input(26)
- if downbutton == False:
+ pressed, buttonpressed, buttontime, holdbutton = getbutton(pressed, buttonpressed, buttontime, holdbutton)
+ if pressed == 'down':
firstslice = firstslice + 14
secondslice = secondslice + 14
selected = 0
- elif upbutton == False:
+ elif pressed == 'up':
if firstslice > 0:
firstslice = firstslice - 14
secondslice = secondslice - 14
selected = 0
- elif rightbutton == False:
+ elif pressed == 'right':
if selected < 13:
selected = selected + 1
- time.sleep(0.1)
- elif leftbutton == False:
+ elif pressed == 'left':
if selected > 0:
selected = selected - 1
- time.sleep(0.1)
- elif middlebutton == False:
+ elif pressed == 'middle':
filmname = (films[firstslice + selected])
#scene = len(os.walk(filmfolder + filmname).next()[1])
scene, shot, take = countlast(filmname, filmfolder)
@@ -469,11 +466,16 @@ def loadfilm(filmname, filmfolder):
time.sleep(2)
else:
return scenesettings
+ time.sleep(0.02)
#-------------New film----------------
def nameyourfilm():
+ pressed = ''
+ buttonpressed = ''
+ buttontime = time.time()
+ holdbutton = ''
abc = 'a','b','c','d','e','f','g','h','i','j','k','l','m','n','o','p','q','r','s','t','u','v','w','x','y','z'
abcx = 0
name = ''
@@ -482,35 +484,35 @@ def nameyourfilm():
message = 'Name Your Film: ' + name + abc[abcx]
spaces = 55 - len(message)
writemessage(message + (spaces * ' ') + thefuck)
- time.sleep(0.2)
- middlebutton = GPIO.input(5)
- upbutton = GPIO.input(12)
- downbutton = GPIO.input(13)
- leftbutton = GPIO.input(16)
- rightbutton = GPIO.input(26)
- if upbutton == False:
+ pressed, buttonpressed, buttontime, holdbutton = getbutton(pressed, buttonpressed, buttontime, holdbutton)
+ if pressed == 'up':
if abcx < (len(abc) - 1):
abcx = abcx + 1
- elif downbutton == False:
+ elif pressed == 'down':
if abcx > 0:
abcx = abcx - 1
- elif rightbutton == False:
+ elif pressed == 'right':
if len(name) < 6:
name = name + abc[abcx]
else:
thefuck = 'Yo, maximum characters reached bro!'
- elif leftbutton == False:
+ elif pressed == 'left':
if len(name) > 0:
name = name[:-1]
thefuck = ''
- elif middlebutton == False:
+ elif pressed == 'middle':
if name > 0:
name = name + abc[abcx]
return(name)
+ time.sleep(0.02)
#------------Timelapse--------------------------
def timelapse(beeps,camera,timelapsefolder,thefile):
+ pressed = ''
+ buttonpressed = ''
+ buttontime = time.time()
+ holdbutton = ''
seconds = 1
selected = 0
header = 'Adjust how many seconds between frames'
@@ -518,27 +520,19 @@ def timelapse(beeps,camera,timelapsefolder,thefile):
while True:
settings = str(seconds), 'START', 'BACK'
writemenu(menu,settings,selected,header)
- time.sleep(0.1)
- middlebutton = GPIO.input(5)
- upbutton = GPIO.input(12)
- downbutton = GPIO.input(13)
- leftbutton = GPIO.input(16)
- rightbutton = GPIO.input(26)
- if upbutton == False and selected == 0:
+ pressed, buttonpressed, buttontime, holdbutton = getbutton(pressed, buttonpressed, buttontime, holdbutton)
+ if pressed == 'up' and selected == 0:
seconds = seconds + 0.1
- if downbutton == False and selected == 0:
+ if pressed == 'down' and selected == 0:
if seconds > 0.2:
seconds = seconds - 0.1
- if rightbutton == False:
+ if pressed == 'right':
if selected < (len(settings) - 1):
selected = selected + 1
- time.sleep(0.1)
- if leftbutton == False:
+ if pressed == 'left':
if selected > 0:
selected = selected - 1
- time.sleep(0.1)
- if middlebutton == False:
- time.sleep(0.2)
+ if pressed == 'middle':
if selected == 1:
writemessage('Recording timelapse, middlebutton to stop')
os.system('mkdir ' + timelapsefolder)
@@ -559,10 +553,15 @@ def timelapse(beeps,camera,timelapsefolder,thefile):
return thefile
if selected == 2:
return ''
+ time.sleep(0.02)
#------------Remove-----------------------
def remove(filmfolder, filmname, scene, shot, take, sceneshotortake):
+ pressed = ''
+ buttonpressed = ''
+ buttontime = time.time()
+ holdbutton = ''
time.sleep(0.1)
header = 'Are you sure you want to remove ' + sceneshotortake + '?'
menu = '', ''
@@ -570,19 +569,14 @@ def remove(filmfolder, filmname, scene, shot, take, sceneshotortake):
selected = 0
while True:
writemenu(menu,settings,selected,header)
- time.sleep(0.1)
- middlebutton = GPIO.input(5)
- upbutton = GPIO.input(12)
- downbutton = GPIO.input(13)
- leftbutton = GPIO.input(16)
- rightbutton = GPIO.input(26)
- if rightbutton == False:
+ pressed, buttonpressed, buttontime, holdbutton = getbutton(pressed, buttonpressed, buttontime, holdbutton)
+ if pressed == 'right':
if selected < (len(settings) - 1):
selected = selected + 1
- elif leftbutton == False:
+ elif pressed == 'left':
if selected > 0:
selected = selected - 1
- elif middlebutton == False:
+ elif pressed == 'middle':
if selected == 0:
if sceneshotortake == 'take':
foldername = filmfolder + filmname + '/' + 'scene' + str(scene).zfill(3) + '/shot' + str(shot).zfill(3) + '/'
@@ -621,13 +615,18 @@ def remove(filmfolder, filmname, scene, shot, take, sceneshotortake):
return scene, shot, take
elif selected == 1:
return scene, shot, take
+ time.sleep(0.02)
#------------Happy with take or not?------------
def happyornothappy(camera, thefile, scene, shot, take, filmfolder, filmname, foldername, filename, renderedshots, renderfullscene, tarinafolder):
+ pressed = ''
+ buttonpressed = ''
+ buttontime = time.time()
+ holdbutton = ''
header = 'Are You Happy with Your Take? Retake if not!'
menu = '', '', '', '', ''
- settings = 'VIEW', 'NEXT', 'RETAKE', 'REMOVE', 'VIEWSCENE', 'VIEWFILM'
+ settings = 'VIEW', 'NEXT', 'RETAKE', 'REMOVE', 'VIEWSCENE'
selected = 1
play = False
writemessage('Converting video, hold your horses...')
@@ -635,18 +634,14 @@ def happyornothappy(camera, thefile, scene, shot, take, filmfolder, filmname, fo
#call(['MP4Box', '-add', thefile + '.h264', '-add', thefile + '.mp3', '-new', thefile + '.mp4'], shell=False)
while True:
writemenu(menu,settings,selected,header)
- middlebutton = GPIO.input(5)
- upbutton = GPIO.input(12)
- downbutton = GPIO.input(13)
- leftbutton = GPIO.input(16)
- rightbutton = GPIO.input(26)
- if rightbutton == False:
+ pressed, buttonpressed, buttontime, holdbutton = getbutton(pressed, buttonpressed, buttontime, holdbutton)
+ if pressed == 'right':
if selected < (len(settings) - 1):
selected = selected + 1
- elif leftbutton == False:
+ if pressed == 'left':
if selected > 0:
selected = selected - 1
- elif middlebutton == False:
+ if pressed == 'middle':
if selected == 0:
compileshot(foldername + filename)
playthis(foldername + filename, camera)
@@ -691,7 +686,7 @@ def happyornothappy(camera, thefile, scene, shot, take, filmfolder, filmname, fo
renderfilename = filmfolder + filmname + '/' + filmname
renderedshots, renderfullscene, playfile = render(scene, shot, filmfolder, filmname, renderedshots, renderfullscene, filmfiles, renderfilename)
playthis(playfile, camera)
- time.sleep(0.08)
+ time.sleep(0.02)
#-------------Compile Shot--------------
@@ -766,6 +761,10 @@ def render(scene, shot, filmfolder, filmname, renderedshots, renderfullscene, fi
#---------------Play------------------------
def playthis(filename, camera):
+ pressed = ''
+ buttonpressed = ''
+ buttontime = time.time()
+ holdbutton = ''
camera.stop_preview()
writemessage('Starting omxplayer')
omx = OMXPlayer('--layer 3 ' + filename + '.mp4')
@@ -779,20 +778,15 @@ def playthis(filename, camera):
selected = 0
while True:
header = 'Player menu'
- time.sleep(0.1)
writemenu(menu,settings,selected,header)
- middlebutton = GPIO.input(5)
- upbutton = GPIO.input(12)
- downbutton = GPIO.input(13)
- leftbutton = GPIO.input(16)
- rightbutton = GPIO.input(26)
- if rightbutton == False:
+ pressed, buttonpressed, buttontime, holdbutton = getbutton(pressed, buttonpressed, buttontime, holdbutton)
+ if pressed == 'right':
if selected < (len(settings) - 1):
selected = selected + 1
- if leftbutton == False:
+ if pressed == 'left':
if selected > 0:
selected = selected - 1
- if middlebutton == False:
+ if pressed == 'middle':
time.sleep(0.2)
if selected == 0:
omx.stop()
@@ -800,8 +794,6 @@ def playthis(filename, camera):
os.system('pkill omxplayer')
camera.start_preview()
break
- if middlebutton == False:
- time.sleep(1)
if selected == 1:
os.system('pkill aplay')
os.system('pkill omxplayer')
@@ -809,6 +801,7 @@ def playthis(filename, camera):
omx.previous_chapter()
time.sleep(0.75)
os.system('aplay ' + filename + '.wav &')
+ time.sleep(0.02)
#---------------View Film--------------------
@@ -861,6 +854,36 @@ def empty(filename):
time.sleep(2)
return True
+#------------Check if button pressed and if hold-----------
+
+def getbutton(lastbutton, buttonpressed, buttontime, holdbutton):
+ #event = screen.getch()
+ pressed = ''
+ middlebutton = GPIO.input(5)
+ upbutton = GPIO.input(12)
+ downbutton = GPIO.input(13)
+ leftbutton = GPIO.input(16)
+ rightbutton = GPIO.input(26)
+ if buttonpressed == False:
+ if middlebutton == False:
+ pressed = 'middle'
+ if upbutton == False:
+ pressed = 'up'
+ if downbutton == False:
+ pressed = 'down'
+ if leftbutton == False:
+ pressed = 'left'
+ if rightbutton == False:
+ pressed = 'right'
+ buttonpressed = True
+ buttontime = time.time()
+ holdbutton = pressed
+ if middlebutton and upbutton and downbutton and leftbutton and rightbutton:
+ buttonpressed = False
+ if float(time.time() - buttontime) > 1.0 and buttonpressed == True:
+ pressed = holdbutton
+ return pressed, buttonpressed, buttontime, holdbutton
+
#-------------Start main--------------
def main():
@@ -927,7 +950,10 @@ def main():
renderfullscene = False
backlight = True
filmnames = os.listdir(filmfolder)
- buttonpressed = time.time()
+ buttontime = time.time()
+ pressed = ''
+ buttonpressed = False
+ holdbutton = ''
#VERSION
f = open(tarinafolder + '/VERSION')
@@ -980,15 +1006,11 @@ def main():
#MAIN LOOP
while True:
GPIO.output(18,backlight)
- middlebutton = GPIO.input(5)
- upbutton = GPIO.input(12)
- downbutton = GPIO.input(13)
- leftbutton = GPIO.input(16)
- rightbutton = GPIO.input(26)
+ pressed, buttonpressed, buttontime, holdbutton = getbutton(pressed, buttonpressed, buttontime, holdbutton)
event = screen.getch()
#QUIT
- if event == 27 or middlebutton == False and selectedaction == 71:
+ if event == 27 or pressed == 'middle' and selectedaction == 71:
writemessage('Happy hacking!')
time.sleep(1)
camera.stop_preview()
@@ -1005,7 +1027,7 @@ def main():
quit()
#SCREEN ON/OFF
- elif upbutton == False and downbutton == False:
+ elif pressed == 'up' and pressed == 'down':
time.sleep(0.1)
if backlight == True:
backlight = False
@@ -1013,8 +1035,7 @@ def main():
backlight = True
#RECORD AND PAUSE
- elif middlebutton == False and selectedaction == 0 and float(time.time() - buttonpressed) > 0.2 or reclenght != 0 and t > reclenght:
- buttonpressed = time.time()
+ elif pressed == 'middle' and selectedaction == 0 or reclenght != 0 and t > reclenght:
foldername = filmfolder + filmname + '/' + 'scene' + str(scene).zfill(3) + '/shot' + str(shot).zfill(3) + '/'
filename = 'scene' + str(scene).zfill(3) + '_shot' + str(shot).zfill(3) + '_take' + str(take).zfill(3)
if recording == False and empty(foldername + filename) == False:
@@ -1055,8 +1076,7 @@ def main():
savesetting(camera.brightness, camera.contrast, camera.saturation, camera.shutter_speed, camera.iso, camera.awb_mode, camera.awb_gains, awb_lock, miclevel, headphoneslevel, filmfolder, filmname, scene, shot, take, thefile, beeps, flip, renderedshots)
#TIMELAPSE
- elif middlebutton == False and selectedaction == 7 and float(time.time() - buttonpressed) > 0.2:
- buttonpressed = time.time()
+ elif pressed == 'middle' and selectedaction == 7:
thefile = filmfolder + filmname + '/' + 'scene' + str(scene).zfill(3) + '/' + filename
timelapsefolder = filmfolder + filmname + '/' + 'scene' + str(scene).zfill(3) + '/' + 'timelapse' + str(shot).zfill(2) + str(take).zfill(2)
thefile = timelapse(beeps,camera,timelapsefolder,thefile)
@@ -1065,8 +1085,7 @@ def main():
savesetting(camera.brightness, camera.contrast, camera.saturation, camera.shutter_speed, camera.iso, camera.awb_mode, camera.awb_gains, awb_lock, miclevel, headphoneslevel, filmfolder, filmname, scene, shot, take, thefile, beeps, flip, renderedshots)
#PLAY
- elif middlebutton == False and selectedaction == 1 and float(time.time() - buttonpressed) > 0.2 and selected == 16:
- buttonpressed = time.time()
+ elif pressed == 'middle' and selectedaction == 1 and selected == 16:
if recording == False:
takes = counttakes(filmname, filmfolder, scene, shot)
if takes > 0:
@@ -1083,8 +1102,7 @@ def main():
time.sleep(3)
#VIEW SCENE
- elif middlebutton == False and selectedaction == 1 and selected == 15 and float(time.time() - buttonpressed) > 0.2:
- buttonpressed = time.time()
+ elif pressed == 'middle' and selectedaction == 1 and selected == 15:
if recording == False:
filmfiles = renderlist(filmname, filmfolder, scene)
renderfilename = filmfolder + filmname + '/scene' + str(scene).zfill(3) + '/scene' + str(scene).zfill(3)
@@ -1092,8 +1110,7 @@ def main():
playthis(playfile, camera)
#VIEW FILM
- elif middlebutton == False and selectedaction == 1 and selected == 14 and float(time.time() - buttonpressed) > 0.2:
- buttonpressed = time.time()
+ elif pressed == 'middle' and selectedaction == 1 and selected == 14:
if recording == False:
renderfullscene = True
filmfiles = viewfilm(filmfolder, filmname)
@@ -1102,8 +1119,7 @@ def main():
playthis(playfile, camera)
#NEW SCENE
- elif middlebutton == False and selectedaction == 2 and float(time.time() - buttonpressed) > 0.2:
- buttonpressed = time.time()
+ elif pressed == 'middle' and selectedaction == 2:
if recording == False:
scene = scene + 1
take = 1
@@ -1116,8 +1132,7 @@ def main():
selectedaction = 0
#NEW SHOT
- elif middlebutton == False and selectedaction == 27 and float(time.time() - buttonpressed) > 0.2:
- buttonpressed = time.time()
+ elif pressed == 'middle' and selectedaction == 27:
if recording == False:
takes = counttakes(filmname, filmfolder, scene, shot)
if takes > 0:
@@ -1130,7 +1145,7 @@ def main():
time.sleep(2)
#UPLOAD
- elif middlebutton == False and selectedaction == 3 and float(time.time() - buttonpressed) > 0.2:
+ elif pressed == 'middle' and selectedaction == 3:
buttonpressed = time.time()
if recording == False:
renderfullscene = True
@@ -1141,21 +1156,18 @@ def main():
selectedaction = 0
#LOAD FILM
- elif event == 27 or middlebutton == False and selectedaction == 6:
- buttonpressed = time.time()
+ elif pressed == 'middle' and selectedaction == 6:
camera.brightness, camera.contrast, camera.saturation, camera.shutter_speed, camera.iso, camera.awb_mode, camera.awb_gains, awb_lock, miclevel, headphoneslevel, filmfolder, filmname, scene, shot, take, thefile, beeps, flip, renderedshots = loadfilm(filmname,filmfolder)
savesetting(camera.brightness, camera.contrast, camera.saturation, camera.shutter_speed, camera.iso, camera.awb_mode, camera.awb_gains, awb_lock, miclevel, headphoneslevel, filmfolder, filmname, scene, shot, take, thefile, beeps, flip, renderedshots)
selectedaction = 0
#UPDATE
- elif middlebutton == False and selectedaction == 4 and float(time.time() - buttonpressed) > 0.2:
- buttonpressed = time.time()
+ elif pressed == 'middle' and selectedaction == 4:
tarinaversion, tarinavername = update(tarinaversion, tarinavername)
selectedaction = 0
#NEW FILM
- elif middlebutton == False and selectedaction == 5 and float(time.time() - buttonpressed) > 0.2:
- buttonpressed = time.time()
+ elif pressed == 'middle' and selectedaction == 5:
if recording == False:
scene = 1
shot = 1
@@ -1171,8 +1183,7 @@ def main():
selectedaction = 0
#REMOVE old shite
- elif middlebutton == False and selectedaction == 28 and float(time.time() - buttonpressed) > 0.2:
- buttonpressed = time.time()
+ elif pressed == 'middle' and selectedaction == 28:
if shot > 1:
writemessage('Removing shot: ' + str(shot))
foldername = filmfolder + filmname + '/' + 'scene' + str(scene).zfill(3) + '/shot' + str(shot).zfill(3) + '/'
@@ -1186,26 +1197,23 @@ def main():
#REMOVE
#take
- elif middlebutton == False and selected == 17 and selectedaction == 8 and float(time.time() - buttonpressed) > 0.2:
- buttonpressed = time.time()
+ elif pressed == 'middle' and selected == 17 and selectedaction == 8:
scene, shot, take = remove(filmfolder, filmname, scene, shot, take, 'take')
savesetting(camera.brightness, camera.contrast, camera.saturation, camera.shutter_speed, camera.iso, camera.awb_mode, camera.awb_gains, awb_lock, miclevel, headphoneslevel, filmfolder, filmname, scene, shot, take, thefile, beeps, flip, renderedshots)
time.sleep(0.2)
#shot
- elif middlebutton == False and selected == 16 and selectedaction == 8 and float(time.time() - buttonpressed) > 0.2:
- buttonpressed = time.time()
+ elif pressed == 'middle' and selected == 16 and selectedaction == 8:
scene, shot, take = remove(filmfolder, filmname, scene, shot, take, 'shot')
savesetting(camera.brightness, camera.contrast, camera.saturation, camera.shutter_speed, camera.iso, camera.awb_mode, camera.awb_gains, awb_lock, miclevel, headphoneslevel, filmfolder, filmname, scene, shot, take, thefile, beeps, flip, renderedshots)
time.sleep(0.2)
#scene
- elif middlebutton == False and selected == 15 and selectedaction == 8 and float(time.time() - buttonpressed) > 0.2:
- buttonpressed = time.time()
+ elif pressed == 'middle' and selected == 15 and selectedaction == 8:
scene, shot, take = remove(filmfolder, filmname, scene, shot, take, 'scene')
savesetting(camera.brightness, camera.contrast, camera.saturation, camera.shutter_speed, camera.iso, camera.awb_mode, camera.awb_gains, awb_lock, miclevel, headphoneslevel, filmfolder, filmname, scene, shot, take, thefile, beeps, flip, renderedshots)
time.sleep(0.2)
#UP
- elif event == ord('w') or upbutton == False:
+ elif event == ord('w') or pressed == 'up':
if selected == 0:
if selectedaction < (len(actionmenu) - 1):
selectedaction = selectedaction + 1
@@ -1219,7 +1227,7 @@ def main():
elif selected == 7:
camera.saturation = min(camera.saturation + 1, 99)
elif selected == 1:
- camera.shutter_speed = min(camera.shutter_speed + 510, 50000)
+ camera.shutter_speed = min(camera.shutter_speed + 210, 50000)
elif selected == 2:
camera.iso = min(camera.iso + 100, 1600)
elif selected == 9:
@@ -1281,15 +1289,14 @@ def main():
camera.awb_gains = (float(camera.awb_gains[0]), float(camera.awb_gains[1]) + 0.02)
#LEFT
- elif event == ord('a') or leftbutton == False and buttonrelease == True:
- buttonrelease = False
+ elif event == ord('a') or pressed == 'left':
if selected > 0:
selected = selected - 1
else:
selected = len(menu) - 3
#DOWN
- elif event == ord('s') or downbutton == False:
+ elif event == ord('s') or pressed == 'down':
if selected == 0:
if selectedaction > 0:
selectedaction = selectedaction - 1
@@ -1303,7 +1310,7 @@ def main():
elif selected == 7:
camera.saturation = max(camera.saturation - 1, -100)
elif selected == 1:
- camera.shutter_speed = max(camera.shutter_speed - 510, 200)
+ camera.shutter_speed = max(camera.shutter_speed - 210, 200)
elif selected == 2:
camera.iso = max(camera.iso - 100, 100)
elif selected == 9:
@@ -1367,14 +1374,11 @@ def main():
camera.awb_gains = (float(camera.awb_gains[0]), float(camera.awb_gains[1]) - 0.02)
#RIGHT
- elif event == ord('d') or rightbutton == False and buttonrelease == True:
- buttonrelease = False
+ elif event == ord('d') or pressed == 'right':
if selected < len(menu) - 3:
selected = selected + 1
else:
selected = 0
- elif leftbutton == True or rightbutton == True:
- buttonrelease = True
if recording == True:
showrec = 'RECLENGTH:'
t = time.time() - starttime
@@ -1382,11 +1386,11 @@ def main():
settings = actionmenu[selectedaction], str(camera.shutter_speed).zfill(5), str(camera.iso), str(float(camera.awb_gains[0]))[:4], str(float(camera.awb_gains[1]))[:4], str(camera.brightness), str(camera.contrast), str(camera.saturation), str(flip), str(beeps), str(reclenght), str(miclevel), str(headphoneslevel), diskleft, filmname, str(scene), str(shot), str(take), showrec, rectime
header=''
#Check if menu is changed
- if middlebutton == False or upbutton == False or downbutton == False or rightbutton == False or leftbutton == False or recording == True or rendermenu == True:
+ if pressed != '' or pressed != 'hold' or recording == True or rendermenu == True:
writemenu(menu,settings,selected,header)
- time.sleep(0.05)
+ #writemessage(pressed)
rendermenu = False
- time.sleep(0.05)
+ time.sleep(0.02)
if __name__ == '__main__':
import sys
try:
