def commit_xlater(row):
""" Update xlater on change """
rotate = -(float(model[row][1]) / samplerate) * 2 * math.pi
cl.modify_xlater(
model[row][0], rotate,
getfir(samplerate, model[row][2], model[row][4], model[row][3],
maxtaps))
def commit_xlater(row):
""" Update xlater on change """
rotate = -(float(model[row][1]) / samplerate) * 2 * math.pi
cl.modify_xlater(model[row][0], rotate, getfir(samplerate, model[row][2], model[row][4], model[row][3], maxtaps))
def on_demod(widget, event):
""" The item in context menu was selected. Create new xlater. """
global myxln, wf_click_x, wf_click_y, samplerate, maxtaps
for mode in modes: # find mode
if widget == modes[mode].button:
cl.acquire_xlaters()
wid = pixel2xlater(wf_click_x)
if wid is not None: # user clicked on a running xlater
cl.enable_xlater(wid, conf.preferformat)
decimation = cl.get_xlaters()[wid].decimation
rate = int(round(float(samplerate) / decimation))
resample = (float(samplerate) / decimation) / modes[mode].rate
if samplerate % rate != 0 and not modes[mode].resample:
showerror(
"SDR samplerate %i must be an integer multiple of module samplerate %i!"
% (samplerate, modes[mode].rate)
)
cl.release_xlaters()
return True
program = modes[mode].program.replace("_MODEPATH_", conf.modepath)
if samplerate % rate != 0:
print("decim %i, resample ratio = %f" % (decimation, resample))
program += " -r %f" % resample
cl.subscribe_xlater(wid, program)
else: # no xlater running here, we need to create one
offset = pixel2freq(wf_click_x)
startframe = -1
if event.get_state() & gtk.gdk.CONTROL_MASK:
startframe = pixel2frame(wf_click_y)
print("freq %i x %i y %i hist %i" % (offset, wf_click_x, wf_click_y, startframe))
decimation = int(round(float(samplerate) / modes[mode].rate))
resample = (float(samplerate) / decimation) / modes[mode].rate
if samplerate % modes[mode].rate != 0 and not modes[mode].resample:
showerror(
"SDR samplerate %i must be an integer multiple of module samplerate %i!"
% (samplerate, modes[mode].rate)
)
cl.release_xlaters()
return True
rotate = -(offset / samplerate) * 2 * math.pi
program = modes[mode].program.replace("_MODEPATH_", conf.modepath)
if samplerate % modes[mode].rate != 0:
program += " -r %f" % resample
print("decim %i, resample ratio = %f" % (decimation, resample))
rid = cl.create_xlater(
rotate,
decimation,
getfir(samplerate, modes[mode].filtertype, modes[mode].bw, modes[mode].transition, maxtaps),
program,
startframe,
)
h = XlaterHelper()
h.lowpass = modes[mode].bw
h.transition = modes[mode].transition
h.filtertype = modes[mode].filtertype
XlaterHelpers[rid] = h
cl.release_xlaters()
return True
def on_demod(widget, event):
""" The item in context menu was selected. Create new xlater. """
global myxln, wf_click_x, wf_click_y, samplerate, maxtaps
for mode in modes: # find mode
if widget == modes[mode].button:
cl.acquire_xlaters()
wid = pixel2xlater(wf_click_x)
if wid is not None: # user clicked on a running xlater
cl.enable_xlater(wid, conf.preferformat)
decimation = cl.get_xlaters()[wid].decimation
rate = int(round(float(samplerate) / decimation))
resample = (float(samplerate)/decimation) / modes[mode].rate
if samplerate % rate != 0 and not modes[mode].resample:
showerror("SDR samplerate %i must be an integer multiple of module samplerate %i!"%(samplerate, modes[mode].rate))
cl.release_xlaters()
return True
program = modes[mode].program.replace("_MODEPATH_", conf.modepath)
if samplerate % rate != 0:
print("decim %i, resample ratio = %f"%(decimation, resample))
program += " -r %f"%resample
cl.subscribe_xlater(wid, program)
else: # no xlater running here, we need to create one
offset = pixel2freq(wf_click_x)
startframe = -1
if event.get_state() & gtk.gdk.CONTROL_MASK:
startframe = pixel2frame(wf_click_y)
print("freq %i x %i y %i hist %i"%(offset, wf_click_x, wf_click_y, startframe))
decimation = int(round(float(samplerate) / modes[mode].rate))
resample = (float(samplerate)/decimation) / modes[mode].rate
if samplerate % modes[mode].rate != 0 and not modes[mode].resample:
showerror("SDR samplerate %i must be an integer multiple of module samplerate %i!"%(samplerate, modes[mode].rate))
cl.release_xlaters()
return True
rotate = -(offset/samplerate)*2*math.pi
program = modes[mode].program.replace("_MODEPATH_", conf.modepath)
if samplerate % modes[mode].rate != 0:
program += " -r %f"%resample
print("decim %i, resample ratio = %f"%(decimation, resample))
rid = cl.create_xlater(rotate,
decimation,
getfir(samplerate, modes[mode].filtertype, modes[mode].bw, modes[mode].transition, maxtaps),
program,
startframe)
h = XlaterHelper()
h.lowpass = modes[mode].bw
h.transition = modes[mode].transition
h.filtertype = modes[mode].filtertype
XlaterHelpers[rid] = h
cl.release_xlaters()
return True
