Fixing up other plotting tools for data read errors.

5 files changed, 51 insertions, 50 deletions

diff --git a/gr-utils/src/python/gr_plot_const.py b/gr-utils/src/python/gr_plot_const.py
index ec2272c74..9e4920776 100755
--- a/gr-utils/src/python/gr_plot_const.py
+++ b/gr-utils/src/python/gr_plot_const.py
@@ -1,6 +1,6 @@
 #!/usr/bin/env python
 #
-# Copyright 2007,2008 Free Software Foundation, Inc.
+# Copyright 2007,2008,2011 Free Software Foundation, Inc.
 # 
 # This file is part of GNU Radio
 # 
@@ -80,15 +80,15 @@ class draw_constellation:
 
     def get_data(self):
         self.text_file_pos.set_text("File Position: %d" % (self.hfile.tell()//self.sizeof_data))
-        iq = scipy.fromfile(self.hfile, dtype=self.datatype, count=self.block_length)
-        #print "Read in %d items" % len(iq)
-        if(len(iq) == 0):
+        try:
+            iq = scipy.fromfile(self.hfile, dtype=self.datatype, count=self.block_length)
+        except MemoryError:
             print "End of File"
         else:
-            self.reals = [r.real for r in iq]
-            self.imags = [i.imag for i in iq]
+            self.reals = scipy.array([r.real for r in iq])
+            self.imags = scipy.array([i.imag for i in iq])
 
-            self.time = [i*(1/self.sample_rate) for i in range(len(self.reals))]
+            self.time = scipy.array([i*(1/self.sample_rate) for i in range(len(self.reals))])
             
     def make_plots(self):
         # if specified on the command-line, set file pointer
@@ -117,9 +117,9 @@ class draw_constellation:
         self.plot_const += self.sp_const.plot([self.reals[self.indx],], [self.imags[self.indx],], 'mo', ms=12)
 
         # Adjust axis
-        self.sp_iq.axis([min(self.time), max(self.time),
-                         1.5*min([min(self.reals), min(self.imags)]),
-                         1.5*max([max(self.reals), max(self.imags)])])
+        self.sp_iq.axis([self.time.min(), self.time.max(),
+                         1.5*min([self.reals.min(), self.imags.min()]),
+                         1.5*max([self.reals.max(), self.imags.max()])])
         self.sp_const.axis([-2, 2, -2, 2])
 
         draw()
@@ -127,9 +127,9 @@ class draw_constellation:
     def update_plots(self):
         self.plot_iq[0].set_data([self.time, self.reals])
         self.plot_iq[1].set_data([self.time, self.imags])
-        self.sp_iq.axis([min(self.time), max(self.time),
-                         1.5*min([min(self.reals), min(self.imags)]),
-                         1.5*max([max(self.reals), max(self.imags)])])
+        self.sp_iq.axis([self.time.min(), self.time.max(),
+                         1.5*min([self.reals.min(), self.imags.min()]),
+                         1.5*max([self.reals.max(), self.imags.max()])])
 
         self.plot_const[0].set_data([self.reals, self.imags])
         self.sp_const.axis([-2, 2, -2, 2])
diff --git a/gr-utils/src/python/gr_plot_fft.py b/gr-utils/src/python/gr_plot_fft.py
index a9c1417f9..bb21f3dcd 100755
--- a/gr-utils/src/python/gr_plot_fft.py
+++ b/gr-utils/src/python/gr_plot_fft.py
@@ -1,6 +1,6 @@
 #!/usr/bin/env python
 #
-# Copyright 2007,2008 Free Software Foundation, Inc.
+# Copyright 2007,2008,2011 Free Software Foundation, Inc.
 # 
 # This file is part of GNU Radio
 # 
@@ -81,15 +81,15 @@ class gr_plot_fft:
     def get_data(self):
         self.position = self.hfile.tell()/self.sizeof_data
         self.text_file_pos.set_text("File Position: %d" % (self.position))
-        self.iq = scipy.fromfile(self.hfile, dtype=self.datatype, count=self.block_length)
-        #print "Read in %d items" % len(self.iq)
-        if(len(self.iq) == 0):
+        try:
+            self.iq = scipy.fromfile(self.hfile, dtype=self.datatype, count=self.block_length)
+        except MemoryError:
             print "End of File"
         else:
             self.iq_fft = self.dofft(self.iq)
             
             tstep = 1.0 / self.sample_rate
-            self.time = [tstep*(self.position + i) for i in xrange(len(self.iq))]
+            self.time = scipy.array([tstep*(self.position + i) for i in xrange(len(self.iq))])
 
             self.freq = self.calc_freq(self.time, self.sample_rate)
 
@@ -102,9 +102,9 @@ class gr_plot_fft:
 
     def calc_freq(self, time, sample_rate):
         N = len(time)
-        Fs = 1.0 / (max(time) - min(time))
+        Fs = 1.0 / (time.max() - time.min())
         Fn = 0.5 * sample_rate
-        freq = [-Fn + i*Fs for i in xrange(N)]
+        freq = scipy.array([-Fn + i*Fs for i in xrange(N)])
         return freq
         
     def make_plots(self):
@@ -139,14 +139,14 @@ class gr_plot_fft:
         imags = self.iq.imag
         self.plot_iq[0].set_data([self.time, reals])
         self.plot_iq[1].set_data([self.time, imags])
-        self.sp_iq.set_xlim(min(self.time), max(self.time))
-        self.sp_iq.set_ylim([1.5*min([min(reals), min(imags)]),
-                             1.5*max([max(reals), max(imags)])])
+        self.sp_iq.set_xlim(self.time.min(), self.time.max())
+        self.sp_iq.set_ylim([1.5*min([reals.min(), imags.min()]),
+                             1.5*max([reals.max(), imags.max()])])
 
     def draw_fft(self):
         self.plot_fft[0].set_data([self.freq, self.iq_fft])
-        self.sp_fft.set_xlim(min(self.freq), max(self.freq))
-        self.sp_fft.set_ylim([min(self.iq_fft)-10, max(self.iq_fft)+10])
+        self.sp_fft.set_xlim(self.freq.min(), self.freq.max())
+        self.sp_fft.set_ylim([self.iq_fft.min()-10, self.iq_fft.max()+10])
 
     def update_plots(self):
         self.draw_time()
@@ -170,8 +170,8 @@ class gr_plot_fft:
             freq = self.calc_freq(time, self.sample_rate)
             
             self.plot_fft[0].set_data(freq, iq_fft)
-            self.sp_fft.axis([min(freq), max(freq),
-                              min(iq_fft)-10, max(iq_fft)+10])
+            self.sp_fft.axis([freq.min(), freq.max(),
+                              iq_fft.min()-10, iq_fftmax()+10])
 
             draw()
 
diff --git a/gr-utils/src/python/gr_plot_iq.py b/gr-utils/src/python/gr_plot_iq.py
index 371ce3b79..316e60a75 100755
--- a/gr-utils/src/python/gr_plot_iq.py
+++ b/gr-utils/src/python/gr_plot_iq.py
@@ -1,6 +1,6 @@
 #!/usr/bin/env python
 #
-# Copyright 2007,2008 Free Software Foundation, Inc.
+# Copyright 2007,2008,2011 Free Software Foundation, Inc.
 # 
 # This file is part of GNU Radio
 # 
@@ -78,14 +78,14 @@ class draw_iq:
 
     def get_data(self):
         self.text_file_pos.set_text("File Position: %d" % (self.hfile.tell()//self.sizeof_data))
-        self.iq = scipy.fromfile(self.hfile, dtype=self.datatype, count=self.block_length)
-        #print "Read in %d items" % len(self.iq)
-        if(len(self.iq) == 0):
+        try:
+            self.iq = scipy.fromfile(self.hfile, dtype=self.datatype, count=self.block_length)
+        except MemoryError:
             print "End of File"
         else:
-            self.reals = [r.real for r in self.iq]
-            self.imags = [i.imag for i in self.iq]
-            self.time = [i*(1/self.sample_rate) for i in range(len(self.reals))]
+            self.reals = scipy.array([r.real for r in self.iq])
+            self.imags = scipy.array([i.imag for i in self.iq])
+            self.time = scipy.array([i*(1/self.sample_rate) for i in range(len(self.reals))])
             
     def make_plots(self):
         # if specified on the command-line, set file pointer
@@ -99,16 +99,17 @@ class draw_iq:
         self.sp_iq.set_xlabel("Time (s)", fontsize=self.label_font_size, fontweight="bold")
         self.sp_iq.set_ylabel("Amplitude (V)", fontsize=self.label_font_size, fontweight="bold")
         self.plot_iq = plot(self.time, self.reals, 'bo-', self.time, self.imags, 'ro-')
-        self.sp_iq.set_ylim([1.5*min([min(self.reals), min(self.imags)]),
-                             1.5*max([max(self.reals), max(self.imags)])])
-        
+        self.sp_iq.set_ylim([1.5*min([self.reals.min(), self.imags.min()]),
+                             1.5*max([self.reals.max(), self.imags.max()])])
+        self.sp_iq.set_xlim(self.time.min(), self.time.max())
         draw()
 
     def update_plots(self):
         self.plot_iq[0].set_data([self.time, self.reals])
         self.plot_iq[1].set_data([self.time, self.imags])
-        self.sp_iq.set_ylim([1.5*min([min(self.reals), min(self.imags)]),
-                             1.5*max([max(self.reals), max(self.imags)])])
+        self.sp_iq.set_ylim([1.5*min([self.reals.min(), self.imags.min()]),
+                             1.5*max([self.reals.max(), self.imags.max()])])
+        self.sp_iq.set_xlim(self.time.min(), self.time.max())
         draw()
         
     def click(self, event):
diff --git a/gr-utils/src/python/gr_plot_psd.py b/gr-utils/src/python/gr_plot_psd.py
index 1b653d61a..d5bfca389 100755
--- a/gr-utils/src/python/gr_plot_psd.py
+++ b/gr-utils/src/python/gr_plot_psd.py
@@ -1,6 +1,6 @@
 #!/usr/bin/env python
 #
-# Copyright 2007,2008 Free Software Foundation, Inc.
+# Copyright 2007,2008,2011 Free Software Foundation, Inc.
 # 
 # This file is part of GNU Radio
 # 
diff --git a/gr-utils/src/python/plot_data.py b/gr-utils/src/python/plot_data.py
index 08cdd6030..15012e589 100644
--- a/gr-utils/src/python/plot_data.py
+++ b/gr-utils/src/python/plot_data.py
@@ -1,5 +1,5 @@
 #
-# Copyright 2007,2008 Free Software Foundation, Inc.
+# Copyright 2007,2008,2011 Free Software Foundation, Inc.
 # 
 # This file is part of GNU Radio
 # 
@@ -81,13 +81,13 @@ class plot_data:
         
     def get_data(self, hfile):
         self.text_file_pos.set_text("File Position: %d" % (hfile.tell()//self.sizeof_data))
-        f = scipy.fromfile(hfile, dtype=self.datatype, count=self.block_length)
-        #print "Read in %d items" % len(self.f)
-        if(len(f) == 0):
+        try:
+            f = scipy.fromfile(hfile, dtype=self.datatype, count=self.block_length)
+        except MemoryError:
             print "End of File"
         else:
-            self.f = f
-            self.time = [i*(1/self.sample_rate) for i in range(len(self.f))]
+            self.f = scipy.array(f)
+            self.time = scipy.array([i*(1/self.sample_rate) for i in range(len(self.f))])
         
     def make_plots(self):
         self.sp_f = self.fig.add_subplot(2,1,1, position=[0.075, 0.2, 0.875, 0.6])
@@ -107,8 +107,8 @@ class plot_data:
         
             # Subplot for real and imaginary parts of signal
             self.plot_f += plot(self.time, self.f, 'o-')
-            maxval = max(maxval, max(self.f))
-            minval = min(minval, min(self.f))
+            maxval = max(maxval, self.f.max())
+            minval = min(minval, self.f.min())
 
         self.sp_f.set_ylim([1.5*minval, 1.5*maxval])
 
@@ -122,8 +122,8 @@ class plot_data:
         for hf,p in zip(self.hfile,self.plot_f):
             self.get_data(hf)
             p.set_data([self.time, self.f])
-            maxval = max(maxval, max(self.f))
-            minval = min(minval, min(self.f))
+            maxval = max(maxval, self.f.max())
+            minval = min(minval, self.f.min())
 
         self.sp_f.set_ylim([1.5*minval, 1.5*maxval])