Add script for spectrograms.

scripts/piped-work/docimages_labels.py

@@ -151,78 +151,63 @@ def addLabels2():
     do( 'Select: First=3 Last=3' )
 
 
-# A stero track with four labels.
+def image1and2() :
-def image1() :
     makeStereoTracks(1)
     addLabels()
+    # A stero track with four labels.
     do( "Select: Start=0 End=0" )
     capture( 'AutoLabels001.png', 'First_Two_Tracks' )
-
+    # Removing a label with delete (fraud - we used split delete)
-# Removing a label with delete (fraud - we used split delete)
-def image2() :
-    makeStereoTracks(1)
-    addLabels()
     do( "Select: Start=44.5 End=60.5 First=2 Last=2" )
     do( "SplitDelete" )
     do( "Select: Start=0 End=0 First=0 Last=2" )
     capture( 'AutoLabels002.png','First_Two_Tracks' )
 
-# Removing a label with split-delete step 1
+def image3and4() :
-def image3() :
     makeStereoTracks(1)
     addLabels()
+    # Removing a label with split-delete step 1
     do( "Select: Start=44.5 End=60.5 First=2 Last=2" )
     capture( 'AutoLabels003.png','First_Two_Tracks' )
-
+    # Removing a label with split-delete step 1
-# Removing a label with split-delete step 1
-def image4() :
-    makeStereoTracks(1)
-    addLabels()
     do( "Select: Start=44.5 End=60.5 First=2 Last=2" )
     do( "SplitDelete" )
     capture( 'AutoLabels004.png','First_Two_Tracks' )
 
-def image5() :
+def image5and6and7() :
     makeStereoTracks(1)
     addLabels2()
+    # Nothing selected
     do( "Select: Start=0 End=0" )
     capture( 'AutoLabels005.png','First_Three_Tracks' )
-
+    # A range selected in label track.
-def image6() :
-    makeStereoTracks(1)
-    addLabels2()
     do( "Select: Start=28.5 End=58.5" )
     capture( 'AutoLabels006.png','First_Three_Tracks' )
-
+    # Deleting in label track only.
-def image7() :
-    makeStereoTracks(1)
-    addLabels2()
-    do( "Select: Start=28.5 End=58.5" )
     do( "Delete" )
     do( "Select: Start=0 End=0" )
     capture( 'AutoLabels007.png','First_Three_Tracks' )
 
-def image8to10() :
+def image8and9and10() :
     makeStereoTracks(1)
     addLabels2()
+    # Select nothing in all three tracks.
     do( "Select: First=2 Last=2 Start=100 End=125" )
     do( "AddLabel" )
     do( 'SetLabel: Label=9 Text="Clap" selected=0 Start=110 End=118 ')
     do( 'Select: First=0 Last=3 Start=0 End=0')
     capture( 'AutoLabels008.png','First_Three_Tracks' )
+    # Select label and all three tracks
     do( 'SetLabel: Label=9 Text="Clap" selected=1 Start=110 End=118 ')
     do( 'Select: First=0 Last=3 Start=110 End=118')
     capture( 'AutoLabels009.png','First_Three_Tracks' )
+    # Delete label and from all three tracks.
     do( 'Delete' )
     capture( 'AutoLabels010.png','First_Three_Tracks' )
     
 #quickTest()
 setup()
-#image1()
+image1and2()
-#image2()
+image3and4()
-#image3()
+image5and6and7()
-#image4()
+image8and9and10()
-#image5()
-#image6()
-#image7()
-image8to10()

scripts/piped-work/docimages_spectro.py

@@ -0,0 +1,188 @@
+# docimages_spectro.py
+# Sends commands to get images for the manual.
+# Images for https://alphamanual.audacityteam.org/man/Spectrogram_View
+
+# Make sure Audacity is running first and that mod-script-pipe is enabled
+# before running this script.
+
+import os
+import sys
+
+
+if( sys.platform  == 'win32' ):
+    print( "pipe-test.py, running on windows" )
+    toname = '\\\\.\\pipe\\ToSrvPipe'
+    fromname = '\\\\.\\pipe\\FromSrvPipe'
+    EOL = '\r\n\0'
+else:
+    print( "pipe-test.py, running on linux or mac" )
+    toname = '/tmp/audacity_script_pipe.to.' + str(os.getuid())
+    fromname = '/tmp/audacity_script_pipe.from.' + str(os.getuid())
+    EOL = '\n'
+
+print( "Write to  \"" + toname +"\"" )
+if not os.path.exists( toname ) :
+   print( " ..does not exist.  Ensure Audacity is running with mod-script-pipe." )
+   sys.exit();
+    
+print( "Read from \"" + fromname +"\"")
+if not os.path.exists( fromname ) :
+   print( " ..does not exist.  Ensure Audacity is running with mod-script-pipe." )
+   sys.exit();
+
+print( "-- Both pipes exist.  Good." )
+
+tofile = open( toname, 'wt+' )
+print( "-- File to write to has been opened" )
+fromfile = open( fromname, 'rt')
+print( "-- File to read from has now been opened too\r\n" )
+
+
+def sendCommand( command ) :
+    print( "Send: >>> \n"+command )
+    tofile.write( command + EOL )	
+    tofile.flush()
+
+def getResponse() :
+    result = ''
+    line = ''
+    while line != '\n' :
+        result += line
+        line = fromfile.readline()
+	#print(" I read line:["+line+"]")
+    return result
+
+def doCommand( command ) :
+    sendCommand( command )
+    response = getResponse()
+    print( "Rcvd: <<< \n" + response )
+    return response
+
+def do( command ) :
+    doCommand( command )
+
+def quickTest() :
+    do( 'Help: Command=Help' )
+
+def setup() :
+    global path
+    global sample
+    global sample2
+    path = 'C:\\Users\\James Crook\\'
+    sample ='C:\\Users\\James Crook\\Music\\The Poodle Podcast.wav'
+    sample2 ='C:\\Users\\James Crook\\Music\\PoodlePodStereo.wav'
+    do( 'SetProject: X=10 Y=10 Width=850 Height=800' )
+
+def makeWayForTracks(  ) :
+    # Twice to remove stereo tracks.
+    do( 'SelectTracks: First=0 Last=20' )
+    do( 'RemoveTracks' )
+    do( 'SelectTracks: First=0 Last=20' )
+    do( 'RemoveTracks' )
+
+def capture( name, what ) :
+    global path
+    do( 'Screenshot: Path="'+path+name+'" CaptureWhat=' + what )
+
+def loadMonoTrack():
+    global sample
+    makeWayForTracks( )
+    do( 'Import2: Filename="'+sample+'"' )
+    do( 'Select: First=0 Last=0 Start=0 End=150')
+    do( 'Trim')
+    do( 'ZoomSel' )
+
+def loadStereoTrack():
+    global sample2
+    makeWayForTracks( )
+    do( 'Import2: Filename="'+sample2+'"' )
+    do( 'Select: First=0 Last=0 Start=0 End=150')
+    do( 'Trim')
+    do( 'ZoomSel' )
+    
+def loadMonoTracks( num ) :
+    makeWayForTracks( )
+    loadMonoTrack()
+    do( 'SetTrack: Track=0 Name="Foxy Lady"')
+    for i in range( 0, num-1 ):
+        do( 'Duplicate' )
+    do( 'FitInWindow' )
+    do( 'Select: Start=55 End=70')
+
+def loadStereoTracks( num ) :
+    makeWayForTracks( )
+    loadStereoTrack()
+    do( 'SetTrack: Track=0 Name="Foxy Lady"')
+    for i in range( 0, num-1 ):
+        do( 'Duplicate' )
+    do( 'FitInWindow' )
+    do( 'Select: Start=55 End=70 First=0 Last=' + str(num*2-1) )
+
+def makeMonoTracks( num ) :
+    makeWayForTracks( )
+    for i in range( 0, num ):
+        do( 'NewMonoTrack' )
+    do( 'SetTrack: Track=0 Name="Foxy Lady"')
+    do( 'Select: Start=0 End=150 First=0 Last=' + str(num-1) )
+    do( 'Chirp: StartAmp=0.5' )
+    do( 'Wahwah' )
+    do( 'FitInWindow' )
+    do( 'Select: Start=55 End=70')
+ 
+def makeStereoTracks( num ) :
+    makeWayForTracks( )
+    for i in range( 0, num ):
+       do( 'NewStereoTrack' )
+    do( 'SetTrack: Track=0 Name="Voodoo Children IN STEREO"')
+    do( 'Select: Start=0 End=150 First=0 Last=' + str(num*2-1) )
+    do( 'Chirp: StartAmp=0.5' )
+    do( 'Wahwah' )
+    do( 'FitInWindow' )
+    do( 'Select: Start=55 End=70')
+
+# 11 2KHz tones, of decreasing amplitude.
+# With label track to annotate it.
+def makeStepper():
+    makeWayForTracks()
+    do( 'NewMonoTrack' )
+    do( 'Select: Start=0 End=22')
+    do( 'Silence' ) #Just so we can watch.
+    do( 'FitInWindow')
+    for i in range( 0, 11 ):
+        do( 'Select: Start='+str(i*2)+' End='+str(i*2+2) )
+        do( 'Chirp: StartFreq=2000 EndFreq=2000 StartAmp=' + str( (400**(0.1 * (10-i)))/400 )+' EndAmp=' + str( (400**(0.1 * (10-i) ))/400 ))
+    do( 'Select: Start=0 End=22')
+    do( 'Join' )
+    do( 'FitInWindow')
+    do( 'AddLabelTrack' )
+    for i in range( 0, 11 ):
+        do( 'Select: Start='+str(i*2)+' End='+str(i*2+2) )
+        do( 'AddLabel' )
+        do( 'SetLabel: Label=' + str(i)+' Selected=0 Text='+str( -(i*10) ))
+    do( 'Select: Start=0 End=0')
+  
+
+def image1and2() :
+    loadStereoTracks(1)
+    # A stereo track
+    capture( 'Spectral001.png', 'First_Track' )
+    # As spectrogram.
+    do( 'SetTrack: Track=0 Display=Spectrogram')
+    do( 'SetTrack: Track=1 Display=Spectrogram')
+    do( 'Select: Start=55 End=70 First=0 Last=1')
+    capture( 'Spectral002.png', 'First_Track' )
+
+def image3and4():
+    makeStepper();
+    # Stepper tone, viewed in dB.
+    do( 'SetTrack: Scale=dB')
+    capture( 'Spectral003.png', 'First_Two_Tracks' )
+    # As spectrogram.
+    do( 'SetTrack: Display=Spectrogram')
+    capture( 'Spectral004.png', 'First_Two_Tracks' )
+    
+#quickTest()
+setup()
+image1and2()
+image3and4()
+

scripts/piped-work/docimages_tracks.py

@@ -118,15 +118,22 @@ def makeStereoTracks( num ) :
     do( 'FitInWindow' )
     do( 'Select: Start=55 End=70')
 
-# A mono track complete with ruler
+def image1and8() :
-def image1() :
     loadMonoTracks(1)
+    # A mono track complete with ruler
     capture( 'AutoTracks001.png', 'First_Track_Plus' )
+    # Mono with arrow at start.
+    do( 'SetClip: Clip=0 Start=-4.0')
+    capture( 'AutoTracks008.png', 'First_Track' )
 
-# A stereo track, with its name on the track    
+def image2and6() :
-def image2() :
     makeStereoTracks(1)
+    # A stereo track, with its name on the track    
     capture( 'AutoTracks002.png', 'First_Track' )
+    # A stereo track, with different sized channels
+    do( 'SetTrack: Track=0 Height=80')
+    do( 'SetTrack: Track=1 Height=180')
+    capture( 'AutoTracks006.png', 'First_Track' )
 
 # Four colours of track
 def image3() :
@@ -137,16 +144,17 @@ def image3() :
     do( 'SetTrack: Track=3 Name="Instrument 4" Height=122 Color=Color3')
     capture( 'AutoTracks003.png', 'First_Four_Tracks' )
 
-# Two Tracks, ready to make stereo
+def image7and4and5():
-def image4():
     loadMonoTracks(2)
+    # Two mono tracks of different sizes
+    do( 'SetTrack: Track=0 Height=180')
+    do( 'SetTrack: Track=1 Height=80')
+    capture( 'AutoTracks007.png', 'First_Two_Tracks' )
+    # Two Tracks, ready to make stereo
     do( 'SetTrack: Track=0 Name="Left Track" Height=80')
     do( 'SetTrack: Track=1 Name="Right Track" Height=80')
     capture( 'AutoTracks004.png', 'First_Two_Tracks' )
-
+    # Combined Stereo Track
-# Mono tracks made stereo    
-def image5():
-    loadMonoTracks(2)
     do( 'SetTrack: Track=0 Pan=-1 Height=80')
     do( 'SetTrack: Track=1 Pan=1 Height=80')
     do( 'MixAndRender' )
@@ -155,51 +163,25 @@ def image5():
     do( 'Select: First=0 Last=1' )
     capture( 'AutoTracks005.png', 'First_Track' )
 
-# A stereo track, with different sized channels
-def image6() :
-    makeStereoTracks(1)
-    do( 'SetTrack: Track=0 Height=80')
-    do( 'SetTrack: Track=1 Height=180')
-    capture( 'AutoTracks006.png', 'First_Track' )
 
-# Two mono tracks of different sizes
+def image9and10() :
-def image7() :
-    loadMonoTracks(2)
-    do( 'SetTrack: Track=0 Height=180')
-    do( 'SetTrack: Track=1 Height=80')
-    capture( 'AutoTracks007.png', 'First_Two_Tracks' )
-
-# Mono with arrow at start.
-def image8() :
-    loadMonoTracks(1)
-    do( 'SetClip: Clip=0 Start=-4.0')
-    capture( 'AutoTracks008.png', 'First_Track' )
-
-# Zoomed in to show points stem-plot
-def image9() :
     #make rather than load.  We want an artificial track.
     makeMonoTracks(1)
+    # Zoomed in to show points stem-plot
     do( 'Select: Start=0 End=0.003' )
     do( 'ZoomSel' );
     do( 'Amplify: Ratio=3.0' )
     do( 'SetPreference: Name=/GUI/SampleView Value=1 Reload=1')
     capture( 'AutoTracks009.png', 'First_Track' )
-
+    # Zoomed in to show points stem-plot and then no stem plot
-# Zoomed in to show points stem-plot and then no stem plot
-def image9and10() :
-    image9()
     do( 'SetPreference: Name=/GUI/SampleView Value=0 Reload=1')
     capture( 'AutoTracks010.png', 'First_Track' )
     
 #quickTest()
 setup()
-image1()
+image1and8()
-image2()
+image2and6()
 image3()
-image4()
+image7and4and5()
-image5()
-image6()      
-image7()
-image8()
 image9and10()