class TestGUI(QMainWindow):
def __init__(self, source=None):
QMainWindow.__init__(self)
self.showMaximized()
self.vidpip = GstVideoPipeline(source=source)
self.vidpip.size_widgets(frac=0.5)
self.vidpip.setupGst()
self.initUI()
self.vidpip.run()
def initUI(self):
self.setWindowTitle('Test')
self.vidpip.setupWidgets()
layout = QHBoxLayout()
self.control_scroll = get_control_scroll(self.vidpip)
if self.control_scroll:
layout.addWidget(self.control_scroll)
layout.addWidget(self.vidpip.full_widget)
centralWidget = QWidget()
centralWidget.setLayout(layout)
self.setCentralWidget(centralWidget)
self.show()
class TestGUI(QMainWindow):
def __init__(self, source=None, esize=None):
QMainWindow.__init__(self)
self.showMaximized()
self.vidpip = GstVideoPipeline(source=source)
self.vidpip.size_widgets(frac=0.5)
self.mysink = CbSink()
self.vidpip.player.add(self.mysink)
self.snapshot_requested = False
self.raw = 0
if self.raw:
totee = self.mysink
else:
print("Create jpegnec")
self.jpegenc = Gst.ElementFactory.make("jpegenc")
self.vidpip.player.add(self.jpegenc)
totee = self.jpegenc
self.vidpip.setupGst(raw_tees=[totee], esize=esize)
if not self.raw:
print("raw add")
assert self.jpegenc.link(self.mysink)
self.mysink.cb = self.snapshot_cb
self.initUI()
self.vidpip.run()
self.control_scroll.run()
def snapshot_fn(self):
prefix_date = True
snapshot_dir = "snapshot"
if self.raw:
extension = ".bin"
else:
extension = ".jpg"
user = ""
if not os.path.exists(snapshot_dir):
os.mkdir(snapshot_dir)
prefix = ''
if prefix_date:
# 2020-08-12_06-46-21
prefix = datetime.datetime.utcnow().isoformat().replace(
'T', '_').replace(':', '-').split('.')[0] + "_"
mod = None
while True:
mod_str = ''
if mod:
mod_str = '_%u' % mod
fn_full = os.path.join(snapshot_dir,
prefix + user + mod_str + extension)
if os.path.exists(fn_full):
if mod is None:
mod = 1
else:
mod += 1
continue
return fn_full
def snapshot_cb(self, buffer):
if not self.snapshot_requested:
return
fn = self.snapshot_fn()
print("got buffer, size %u, save %s" % (len(buffer), fn))
open(fn, "wb").write(buffer)
self.snapshot_requested = False
def initUI(self):
self.setWindowTitle('Test')
self.vidpip.setupWidgets()
#print(dir(self.vidpip.source))
#assert 0
def buttonBarLayout():
layout = QHBoxLayout()
btn = QPushButton("Snapshot")
def requestSnapshot():
self.snapshot_requested = True
btn.clicked.connect(requestSnapshot)
layout.addWidget(btn)
return layout
def liveTabWidget():
layout = QVBoxLayout()
layout.addWidget(self.vidpip.full_widget)
widget = QWidget()
widget.setLayout(layout)
return widget
def imageTabs():
tb = QTabWidget()
tb.addTab(liveTabWidget(), "Live")
return tb
def lowerlLayout():
layout = QHBoxLayout()
self.control_scroll = get_control_scroll(self.vidpip)
layout.addWidget(self.control_scroll)
layout.addWidget(imageTabs())
return layout
layout = QVBoxLayout()
layout.addLayout(buttonBarLayout())
layout.addLayout(lowerlLayout())
centralWidget = QWidget()
centralWidget.setLayout(layout)
self.setCentralWidget(centralWidget)
self.show()
class TestGUI(QMainWindow):
def __init__(self, source=None):
QMainWindow.__init__(self)
self.showMaximized()
self.vidpip = GstVideoPipeline(source=source)
self.vidpip.size_widgets(frac=0.5)
self.mysink = CbSink()
self.vidpip.player.add(self.mysink)
self.snapshot_requested = False
self.raw = 0
if self.raw:
totee = self.mysink
else:
print("Create jpegnec")
self.jpegenc = Gst.ElementFactory.make("jpegenc")
self.vidpip.player.add(self.jpegenc)
totee = self.jpegenc
self.vidpip.setupGst(raw_tees=[totee])
if not self.raw:
print("raw add")
assert self.jpegenc.link(self.mysink)
self.initUI()
self.vidpip.run()
# Starts the polling timer
# Lets disable in favor of manually controlling updates
# to avoid contention with AWB algorithm
# self.control_scroll.run()
self.setup_processor()
"""
# Now driven through image CB
self.awb_timer = QTimer()
self.awb_timer.timeout.connect(self.updateControls)
self.awb_timer.start(1000)
"""
def setup_processor(self):
self.processor = ImageProcessor(self)
self.processor.n_frames.connect(self.n_frames.setNum)
self.processor.r_val.connect(self.r_val.setNum)
self.processor.g_val.connect(self.g_val.setNum)
self.processor.b_val.connect(self.b_val.setNum)
self.processor.r_bal.connect(self.r_bal.setNum)
self.processor.b_bal.connect(self.b_bal.setNum)
self.processor.r_new.connect(
self.control_scroll.widgets["Red"].setValue)
# self.processor.g_new.connect(self.control_scroll.widgets["Gren"].setValue)
self.processor.b_new.connect(
self.control_scroll.widgets["Blue"].setValue)
# Update after all other signals
self.processor.b_new.connect(self.set_v4l2)
self.mysink.set_cb(self.processor.img_cb)
self.processor.start()
def snapshot_cb(self, buffer):
if not self.snapshot_requested:
return
fn = self.snapshot_fn()
print("got buffer, size %u, save %s" % (len(buffer), fn))
open(fn, "wb").write(buffer)
self.snapshot_requested = False
def initUI(self):
self.setWindowTitle('Test')
self.vidpip.setupWidgets()
#print(dir(self.vidpip.source))
#assert 0
def balLayout():
layout = QGridLayout()
row = 0
layout.addWidget(QLabel('N'), row, 0)
self.n_frames = QLabel('0')
layout.addWidget(self.n_frames, row, 1)
row += 1
layout.addWidget(QLabel('R_V'), row, 0)
self.r_val = QLabel('0')
layout.addWidget(self.r_val, row, 1)
row += 1
layout.addWidget(QLabel('G_V'), row, 0)
self.g_val = QLabel('0')
layout.addWidget(self.g_val, row, 1)
row += 1
layout.addWidget(QLabel('B_V'), row, 0)
self.b_val = QLabel('0')
layout.addWidget(self.b_val, row, 1)
row += 1
layout.addWidget(QLabel('R_B'), row, 0)
self.r_bal = QLabel('0')
layout.addWidget(self.r_bal, row, 1)
row += 1
layout.addWidget(QLabel('B_B'), row, 0)
self.b_bal = QLabel('0')
layout.addWidget(self.b_bal, row, 1)
row += 1
return layout
layout = QHBoxLayout()
self.control_scroll = get_control_scroll(self.vidpip)
layout.addWidget(self.control_scroll)
layout.addLayout(balLayout())
layout.addWidget(self.vidpip.full_widget)
centralWidget = QWidget()
centralWidget.setLayout(layout)
self.setCentralWidget(centralWidget)
self.show()
def set_v4l2(self, _hack):
if self.fd() < 0:
return
for ctrl_name, val in self.control_scroll.get_properties().items():
v4l2_util.ctrl_set(self.fd(), ctrl_name, val)
def fd(self):
# -1 before pipeline started
return self.control_scroll.fd()
class MainWindow(QMainWindow):
cncProgress = pyqtSignal(int, int, str, int)
snapshotCaptured = pyqtSignal(int)
log_msg = pyqtSignal(str)
pos = pyqtSignal(int)
def __init__(self, source=None, controls=False):
QMainWindow.__init__(self)
self.showMaximized()
# FIXME: pull from config file etc
if source is None:
source = usj["imager"]["source"]
self.vidpip = GstVideoPipeline(source=source, full=True, roi=True)
# FIXME: review sizing
self.vidpip.size_widgets(frac=0.5)
# self.capture_sink = Gst.ElementFactory.make("capturesink")
self.jpegenc = Gst.ElementFactory.make("jpegenc")
self.vidpip.player.add(self.jpegenc)
self.capture_sink = CaptureSink()
assert self.capture_sink
self.vidpip.player.add(self.capture_sink)
self.vidpip.setupGst(raw_tees=[self.jpegenc])
self.jpegenc.link(self.capture_sink)
self.usj = usj
# must be created early to accept early logging
# not displayed until later though
self.log_widget = QTextEdit()
# Special case for logging that might occur out of thread
self.log_msg.connect(self.log)
# self.pos.connect(self.update_pos)
self.snapshotCaptured.connect(self.captureSnapshot)
self.pt = None
self.log_fd = None
hal = get_cnc_hal(log=self.emit_log)
hal.progress = self.hal_progress
self.cnc_thread = CncThread(hal=hal, cmd_done=self.cmd_done)
self.cnc_thread.log_msg.connect(self.log)
self.initUI()
self.propwin = None
self.propwin = PropertiesWindow(self.vidpip,
show=controls,
parent=self)
self.activateWindow()
self.vid_fd = None
# Must not be initialized until after layout is set
self.gstWindowId = None
engine_config = self.usj['imager']['engine']
self.cnc_thread.start()
# Offload callback to GUI thread so it can do GUI ops
self.cncProgress.connect(self.processCncProgress)
self.vidpip.run()
self.init_imager()
if self.usj['cnc']['startup_run']:
self.run()
def __del__(self):
self.shutdown()
def shutdown(self):
self.cnc_thread.hal.ar_stop()
if self.cnc_thread:
self.cnc_thread.stop()
self.cnc_thread = None
if self.pt:
self.pt.stop()
self.pt = None
def log(self, s='', newline=True):
s = str(s)
# print("LOG: %s" % s)
if newline:
s += '\n'
c = self.log_widget.textCursor()
c.clearSelection()
c.movePosition(QTextCursor.End)
c.insertText(s)
self.log_widget.setTextCursor(c)
if self.log_fd is not None:
self.log_fd.write(s)
def emit_log(self, s='', newline=True):
# event must be omitted from the correct thread
# however, if it hasn't been created yet assume we should log from this thread
self.log_msg.emit(s)
def update_pos(self, pos):
for axis, axis_pos in pos.items():
self.axis_pos_label[axis].pos_value.setText('%0.3f' % axis_pos)
def hal_progress(self, pos):
# self.pos.emit(pos)
pass
def emit_pos(self, pos):
# self.pos.emit(pos)
pass
def cmd_done(self, cmd, args, ret):
print("FIXME: poll position instead of manually querying")
def reload_obj_cb(self):
'''Re-populate the objective combo box'''
self.obj_cb.clear()
self.obj_config = None
self.obj_configi = None
for objective in self.usj['objective']:
self.obj_cb.addItem(objective['name'])
def update_obj_config(self):
'''Make resolution display reflect current objective'''
self.obj_configi = self.obj_cb.currentIndex()
self.obj_config = self.usj['objective'][self.obj_configi]
self.log('Selected objective %s' % self.obj_config['name'])
im_w_pix = int(self.usj['imager']['width'])
im_h_pix = int(self.usj['imager']['height'])
im_w_um = self.obj_config["x_view"]
im_h_um = im_w_um * im_h_pix / im_w_pix
self.obj_view.setText('View : %0.3fx %0.3fy' % (im_w_um, im_h_um))
def init_imager(self):
source = self.vidpip.source_name
self.log('Loading imager %s...' % source)
if source == 'mock':
self.imager = MockImager()
elif source.find("gst-") == 0:
self.imager = GstImager(self)
else:
raise Exception('Invalid imager type %s' % source)
def update_v4l_config(self):
pass
def v4l_updated(self):
for k, v in self.v4ls.items():
try:
val = int(str(v.text()))
except ValueError:
continue
if k == 'E':
val = min(val, 800)
else:
val = min(val, 1023)
ctrl_set(self.vid_fd, k, val)
def add_v4l_controls(self, cl, row):
self.v4ls = {}
# hacked driver to directly drive values
for ki, (label, v4l_name) in enumerate(
(("Red", "Red Balance"), ("Green", "Gain"),
("Blue", "Blue Balance"), ("Exp", "Exposure"))):
cols = 4
rowoff = ki / cols
coloff = cols * (ki % cols)
cl.addWidget(QLabel(label), row + rowoff, coloff)
le = QLineEdit('')
self.v4ls[v4l_name] = le
cl.addWidget(le, row + rowoff, coloff + 1)
le.textChanged.connect(self.v4l_updated)
row += 2
def get_config_layout(self):
cl = QGridLayout()
row = 0
l = QLabel("Objective")
cl.addWidget(l, row, 0)
self.obj_cb = QComboBox()
cl.addWidget(self.obj_cb, row, 1)
self.obj_cb.currentIndexChanged.connect(self.update_obj_config)
self.obj_view = QLabel("")
cl.addWidget(self.obj_view, row, 2)
# seed it
self.reload_obj_cb()
self.update_obj_config()
row += 1
return cl
def get_video_layout(self):
# Overview
def low_res_layout():
layout = QVBoxLayout()
layout.addWidget(QLabel("Overview"))
layout.addWidget(self.vidpip.full_widget)
return layout
# Higher res in the center for focusing
def high_res_layout():
layout = QVBoxLayout()
layout.addWidget(QLabel("Focus"))
layout.addWidget(self.vidpip.roi_widget)
return layout
layout = QHBoxLayout()
layout.addLayout(low_res_layout())
layout.addLayout(high_res_layout())
return layout
def setupGst(self):
pass
def init_v4l_ctrl(self):
"""
Was being called on
self.source.get_property("device-fd")
v4l is lower priority right now. Revisit later
"""
print('Initializing V4L controls')
vconfig = usj["imager"].get("v4l2", None)
if vconfig:
for configk, configv in vconfig.items():
break
print('Selected config %s' % configk)
for k, v in configv.items():
#ctrl_set(self.vid_fd, k, v)
if k in self.v4ls:
self.v4ls[k].setText(str(v))
def ret0(self):
return
pos = dict([(k, 0.0) for k in self.axis_pos_label])
self.cnc_thread.cmd('mv_abs', pos)
def home(self):
return
self.cnc_thread.cmd('home', [k for k in self.axis_pos_label])
def mv_rel(self):
return
pos = dict([(k, float(str(axis.rel_pos_le.text())))
for k, axis in self.axis_pos_label.items()])
self.cnc_thread.cmd('mv_rel', pos)
def mv_abs(self):
return
pos = dict([(k, float(str(axis.abs_pos_le.text())))
for k, axis in self.axis_pos_label.items()])
self.cnc_thread.cmd('mv_abs', pos)
def processCncProgress(self, pictures_to_take, pictures_taken, image,
first):
#dbg('Processing CNC progress')
if first:
#self.log('First CB with %d items' % pictures_to_take)
self.pb.setMinimum(0)
self.pb.setMaximum(pictures_to_take)
self.bench = Benchmark(pictures_to_take)
else:
#self.log('took %s at %d / %d' % (image, pictures_taken, pictures_to_take))
self.bench.set_cur_items(pictures_taken)
self.log('Captured: %s' % (image, ))
self.log('%s' % (str(self.bench)))
self.pb.setValue(pictures_taken)
def dry(self):
return self.dry_cb.isChecked()
def stop(self):
if self.pt:
self.log('Stop requested')
self.pt.stop()
def write_scan_json(self):
scan_json = {
"overlap": 0.7,
"border": 0.1,
"start": {
"x": None,
"y": None
},
"end": {
"x": None,
"y": None
}
}
try:
# scan_json['overlap'] = float(self.overlap_le.text())
# scan_json['border'] = float(self.border_le.text())
scan_json['start']['x'] = float(self.plan_x0_le.text())
scan_json['start']['y'] = float(self.plan_y0_le.text())
scan_json['end']['x'] = float(self.plan_x1_le.text())
scan_json['end']['y'] = float(self.plan_y1_le.text())
except ValueError:
self.log("Bad position")
return False
json.dump(scan_json, open('scan.json', 'w'), indent=4, sort_keys=True)
return True
def go_pause(self):
# CNC running?
if self.pt:
# Pause
if self.pt.is_paused():
self.go_pause_pb.setText("Pause")
self.pt.unpause()
else:
self.go_pause_pb.setText("Continue")
self.pt.pause()
return
if not self.snapshot_pb.isEnabled():
self.log("Wait for snapshot to complete before CNC'ing")
return
dry = self.dry()
if dry:
dbg('Dry run checked')
if not self.write_scan_json():
return
def emitCncProgress(pictures_to_take, pictures_taken, image, first):
#print 'Emitting CNC progress'
if image is None:
image = ''
self.cncProgress.emit(pictures_to_take, pictures_taken, image,
first)
if not dry and not os.path.exists(self.usj['out_dir']):
os.mkdir(self.usj['out_dir'])
out_dir = os.path.join(self.usj['out_dir'],
str(self.job_name_le.text()))
if os.path.exists(out_dir):
self.log("job name dir %s already exists" % out_dir)
return
if not dry:
os.mkdir(out_dir)
rconfig = {
'cnc_hal': self.cnc_thread.hal,
# Will be offloaded to its own thread
# Operations must be blocking
# We enforce that nothing is running and disable all CNC GUI controls
'imager': self.imager,
# Callback for progress
'progress_cb': emitCncProgress,
'out_dir': out_dir,
# Comprehensive config structure
'uscope': self.usj,
# Which objective to use in above config
'obj': self.obj_configi,
# Set to true if should try to mimimize hardware actions
'dry': dry,
'overwrite': False,
}
# If user had started some movement before hitting run wait until its done
dbg("Waiting for previous movement (if any) to cease")
# TODO: make this not block GUI
self.cnc_thread.wait_idle()
"""
{
//input directly into planner
"params": {
x0: 123,
y0: 356,
}
//planner generated parameters
"planner": {
"mm_width": 2.280666667,
"mm_height": 2.232333333,
"pix_width": 6842,
"pix_height": 6697,
"pix_nm": 333.000000,
},
//source specific parameters
"imager": {
"microscope.json": {
...
}
"objective": "mit20x",
"v4l": {
"rbal": 123,
"bbal": 234,
"gain": 345,
"exposure": 456
},
"sticher": {
"type": "xystitch"
},
"copyright": "© 2020 John McMaster, CC-BY",
}
"""
# obj = rconfig['uscope']['objective'][rconfig['obj']]
imagerj = {}
imagerj["microscope.json"] = usj
usj["imager"][
"calibration"] = self.propwin.control_scroll.get_properties()
# not sure if this is the right place to add this
# imagerj['copyright'] = "© %s John McMaster, CC-BY" % datetime.datetime.today().year
imagerj['objective'] = rconfig['obj']
self.imager.add_planner_metadata(imagerj)
self.pt = PlannerThread(self, rconfig, imagerj)
self.pt.log_msg.connect(self.log)
self.pt.plannerDone.connect(self.plannerDone)
self.setControlsEnabled(False)
if dry:
self.log_fd = StringIO()
else:
self.log_fd = open(os.path.join(out_dir, 'log.txt'), 'w')
self.go_pause_pb.setText("Pause")
self.pt.start()
def setControlsEnabled(self, yes):
#self.go_pause_pb.setEnabled(yes)
#self.mv_abs_pb.setEnabled(yes)
#self.mv_rel_pb.setEnabled(yes)
self.snapshot_pb.setEnabled(yes)
def plannerDone(self):
self.log('RX planner done')
self.go_pause_pb.setText("Go")
# Cleanup camera objects
self.log_fd = None
self.pt = None
self.cnc_thread.hal.dry = False
self.setControlsEnabled(True)
if self.usj['cnc']['startup_run_exit']:
print('Planner debug break on completion')
os._exit(1)
# Prevent accidental start after done
self.dry_cb.setChecked(True)
"""
def stop(self):
'''Stop operations after the next operation'''
self.cnc_thread.stop()
def estop(self):
'''Stop operations immediately. Position state may become corrupted'''
self.cnc_thread.estop()
def clear_estop(self):
'''Stop operations immediately. Position state may become corrupted'''
self.cnc_thread.unestop()
"""
def set_start_pos(self):
'''
try:
lex = float(self.plan_x0_le.text())
except ValueError:
self.log('WARNING: bad X value')
try:
ley = float(self.plan_y0_le.text())
except ValueError:
self.log('WARNING: bad Y value')
'''
# take as upper left corner of view area
# this is the current XY position
pos = self.cnc_thread.pos()
#self.log("Updating start pos w/ %s" % (str(pos)))
self.plan_x0_le.setText('%0.3f' % pos['x'])
self.plan_y0_le.setText('%0.3f' % pos['y'])
def set_end_pos(self):
# take as lower right corner of view area
# this is the current XY position + view size
pos = self.cnc_thread.pos()
#self.log("Updating end pos from %s" % (str(pos)))
x_view = self.obj_config["x_view"]
y_view = 1.0 * x_view * self.usj['imager']['height'] / self.usj[
'imager']['width']
x1 = pos['x'] + x_view
y1 = pos['y'] + y_view
self.plan_x1_le.setText('%0.3f' % x1)
self.plan_y1_le.setText('%0.3f' % y1)
def get_axes_gb(self):
"""
Grid layout
3w x 4h
X Y
Current
Start
End
start, end should be buttons to snap current position
"""
gl = QGridLayout()
row = 0
gl.addWidget(QLabel("X (mm)"), row, 1)
gl.addWidget(QLabel("Y (mm)"), row, 2)
row += 1
self.axis_pos_label = {}
gl.addWidget(QLabel("Current"), row, 0)
label = QLabel("?")
gl.addWidget(label, row, 1)
self.axis_pos_label['x'] = label
label = QLabel("?")
gl.addWidget(label, row, 2)
self.axis_pos_label['y'] = label
row += 1
self.plan_start_pb = QPushButton("Start")
self.plan_start_pb.clicked.connect(self.set_start_pos)
gl.addWidget(self.plan_start_pb, row, 0)
self.plan_x0_le = QLineEdit('0.000')
gl.addWidget(self.plan_x0_le, row, 1)
self.plan_y0_le = QLineEdit('0.000')
gl.addWidget(self.plan_y0_le, row, 2)
row += 1
self.plan_end_pb = QPushButton("End")
self.plan_end_pb.clicked.connect(self.set_end_pos)
gl.addWidget(self.plan_end_pb, row, 0)
self.plan_x1_le = QLineEdit('0.000')
gl.addWidget(self.plan_x1_le, row, 1)
self.plan_y1_le = QLineEdit('0.000')
gl.addWidget(self.plan_y1_le, row, 2)
row += 1
gb = QGroupBox('Axes')
gb.setLayout(gl)
return gb
def get_snapshot_layout(self):
gb = QGroupBox('Snapshot')
layout = QGridLayout()
snapshot_dir = self.usj['imager']['snapshot_dir']
if not os.path.isdir(snapshot_dir):
self.log('Snapshot dir %s does not exist' % snapshot_dir)
if os.path.exists(snapshot_dir):
raise Exception("Snapshot directory is not accessible")
os.mkdir(snapshot_dir)
self.log('Snapshot dir %s created' % snapshot_dir)
# nah...just have it in the config
# d = QFileDialog.getExistingDirectory(self, 'Select snapshot directory', snapshot_dir)
self.snapshot_serial = -1
self.snapshot_pb = QPushButton("Snap")
self.snapshot_pb.clicked.connect(self.take_snapshot)
layout.addWidget(self.snapshot_pb, 0, 0)
self.snapshot_fn_le = QLineEdit('snapshot')
self.snapshot_suffix_le = QLineEdit('.jpg')
# XXX: since we already have jpegenc this is questionable
self.snapshot_suffix_le.setEnabled(False)
self.snapshot_suffix_le.setSizePolicy(
QSizePolicy(QSizePolicy.Minimum, QSizePolicy.Minimum))
hl = QHBoxLayout()
hl.addWidget(self.snapshot_fn_le)
hl.addWidget(self.snapshot_suffix_le)
layout.addLayout(hl, 0, 1)
gb.setLayout(layout)
return gb
def take_snapshot(self):
self.log('Requesting snapshot')
# Disable until snapshot is completed
self.snapshot_pb.setEnabled(False)
def emitSnapshotCaptured(image_id):
self.log('Image captured: %s' % image_id)
self.snapshotCaptured.emit(image_id)
self.capture_sink.request_image(emitSnapshotCaptured)
def snapshot_fn(self):
user = str(self.snapshot_fn_le.text())
prefix = ''
# if self.prefix_date_cb.isChecked():
if 1:
# 2020-08-12_06-46-21
prefix = datetime.datetime.utcnow().isoformat().replace(
'T', '_').replace(':', '-').split('.')[0] + "_"
extension = str(self.snapshot_suffix_le.text())
mod = None
while True:
mod_str = ''
if mod:
mod_str = '_%u' % mod
fn_full = os.path.join(self.usj['imager']['snapshot_dir'],
prefix + user + mod_str + extension)
if os.path.exists(fn_full):
if mod is None:
mod = 1
else:
mod += 1
continue
return fn_full
def captureSnapshot(self, image_id):
self.log('RX image for saving')
def try_save():
image = self.capture_sink.pop_image(image_id)
fn_full = self.snapshot_fn()
self.log('Capturing %s...' % fn_full)
factor = float(self.usj['imager']['scalar'])
# Use a reasonably high quality filter
try:
get_scaled(image, factor, Image.ANTIALIAS).save(fn_full)
# FIXME: refine
except Exception:
self.log('WARNING: failed to save %s' % fn_full)
try_save()
self.snapshot_pb.setEnabled(True)
def get_scan_layout(self):
"""
Line up Go/Stop w/ "Job name" to make visually appealing
"""
gb = QGroupBox('Scan')
layout = QHBoxLayout()
def leftLayout():
layout = QGridLayout()
layout.addWidget(QLabel('Job name'), 0, 0, 1, 2)
self.go_pause_pb = QPushButton("Go")
self.go_pause_pb.clicked.connect(self.go_pause)
layout.addWidget(self.go_pause_pb, 1, 0)
self.stop_pb = QPushButton("Stop")
self.stop_pb.clicked.connect(self.stop)
layout.addWidget(self.stop_pb, 1, 1)
return layout
def rightLayout():
layout = QVBoxLayout()
def topLayout():
layout = QHBoxLayout()
self.job_name_le = QLineEdit('default')
layout.addWidget(self.job_name_le)
layout.addWidget(QLabel('Dry?'))
self.dry_cb = QCheckBox()
self.dry_cb.setChecked(self.usj['cnc']['dry'])
layout.addWidget(self.dry_cb)
return layout
layout.addLayout(topLayout())
self.pb = QProgressBar()
layout.addWidget(self.pb)
return layout
layout.addLayout(leftLayout())
layout.addLayout(rightLayout())
gb.setLayout(layout)
return gb
def get_bottom_layout(self):
layout = QHBoxLayout()
layout.addWidget(self.get_axes_gb())
def get_lr_layout():
layout = QVBoxLayout()
layout.addWidget(self.get_snapshot_layout())
layout.addWidget(self.get_scan_layout())
return layout
layout.addLayout(get_lr_layout())
return layout
def initUI(self):
self.vidpip.setupWidgets()
self.setWindowTitle('pr0ncnc')
def rightLayout():
layout = QVBoxLayout()
dbg("get_config_layout()")
layout.addLayout(self.get_config_layout())
dbg("get_video_layout()")
layout.addLayout(self.get_video_layout())
dbg("get_bottom_layout()")
layout.addLayout(self.get_bottom_layout())
self.log_widget.setReadOnly(True)
layout.addWidget(self.log_widget)
return layout
layout = QHBoxLayout()
layout.addLayout(rightLayout())
w = QWidget()
w.setLayout(layout)
self.setCentralWidget(w)
self.show()
dbg("initUI done")
def keyPressEvent(self, event):
k = event.key()
if k == Qt.Key_Escape:
self.stop()