Added basic level offset indexer (currently only working with NoteRes…

…t indexer).

_Index.pd

@@ -1,4 +1,4 @@
-#N canvas 107 23 1115 730 10;
+#N canvas 111 23 1140 710 10;
 #X declare -path library;
 #X obj 33 148 openfiles;
 #X obj 33 103 bng 15 250 50 0 empty empty empty 17 7 0 10 -262144 -1
@@ -51,38 +51,38 @@
 #X obj 586 459 Ambitus, f 13;
 #X obj 33 435 NoteRestIndexer;
 #X obj 145 239 DataframeStartEnd;
-#X obj 33 781 HintIndexer;
-#X floatatom 95 569 5 0 0 0 - - -, f 5;
-#X obj 137 569 DataframeStartEnd;
-#X obj 137 636 IndexerPak;
-#X obj 13 746 bng 15 250 50 0 empty empty empty 17 7 0 10 -262144 -1
+#X obj 33 921 HintIndexer;
+#X floatatom 95 709 5 0 0 0 - - -, f 5;
+#X obj 137 709 DataframeStartEnd;
+#X obj 137 776 IndexerPak;
+#X obj 13 886 bng 15 250 50 0 empty empty empty 17 7 0 10 -262144 -1
 -1;
 #X obj 33 175 s scores;
-#X obj 33 569 r scores;
-#X obj 33 623 spigot;
-#X obj 66 596 tgl 15 0 empty empty empty 17 7 0 10 -262144 -1 -1 0
+#X obj 33 709 r scores;
+#X obj 33 763 spigot;
+#X obj 66 736 tgl 15 0 empty empty empty 17 7 0 10 -262144 -1 -1 0
 1;
 #X obj 33 292 spigot;
 #X obj 66 266 tgl 15 0 empty empty empty 17 7 0 10 -262144 -1 -1 0
 1;
 #X obj 33 239 r scores;
-#X obj 33 808 s hint-dataframes;
+#X obj 33 948 s hint-dataframes;
 #X obj 33 502 s nri-dataframes;
 #X obj 145 333 IndexerPak;
-#X obj 355 623 bng 15 250 50 0 empty empty empty 17 7 0 10 -262144
+#X obj 355 763 bng 15 250 50 0 empty empty empty 17 7 0 10 -262144
 -1 -1;
-#X msg 464 656 2;
-#X msg 493 656 3;
-#X msg 522 656 4;
-#X msg 551 656 5;
-#X msg 580 656 6;
-#X floatatom 464 699 5 0 0 0 - - -, f 5;
-#X obj 401 686 spigot;
-#X obj 434 659 tgl 15 0 empty empty empty 17 7 0 10 -262144 -1 -1 0
+#X msg 464 796 2;
+#X msg 493 796 3;
+#X msg 522 796 4;
+#X msg 551 796 5;
+#X msg 580 796 6;
+#X floatatom 464 839 5 0 0 0 - - -, f 5;
+#X obj 401 826 spigot;
+#X obj 434 799 tgl 15 0 empty empty empty 17 7 0 10 -262144 -1 -1 0
 1;
-#X text 351 594 Horizontal NGrams;
-#X obj 355 733 HorizontalNgrams;
-#X obj 401 624 r hint-dataframes;
+#X text 351 734 Horizontal NGrams;
+#X obj 355 873 HorizontalNgrams;
+#X obj 401 764 r hint-dataframes;
 #X text 50 101 <= Load symbolic music scores (any format music21 can
 interpret)., f 65;
 #X text 31 79 1) We have to load a score first.;
@@ -94,26 +94,42 @@ interpret)., f 65;
 #X text 350 241 3a) Count Pitches in a score.;
 #X text 583 241 3b) Find the range of a part in a score.;
 #X text 843 241 3b) Find melodic intervals in a score.;
-#X text 31 545 4) We can find all melodic intervals in a score and
+#X text 31 685 4) We can find all melodic intervals in a score and
 index them., f 66;
-#X text 611 656 <= Specify sample rate of overlapping windows.;
-#X obj 137 713 IntSettings;
-#X floatatom 95 879 5 0 0 0 - - -, f 5;
-#X obj 137 879 DataframeStartEnd;
-#X obj 137 946 IndexerPak;
-#X obj 13 1056 bng 15 250 50 0 empty empty empty 17 7 0 10 -262144
+#X text 611 796 <= Specify sample rate of overlapping windows.;
+#X obj 137 853 IntSettings;
+#X floatatom 95 1019 5 0 0 0 - - -, f 5;
+#X obj 137 1019 DataframeStartEnd;
+#X obj 137 1086 IndexerPak;
+#X obj 13 1196 bng 15 250 50 0 empty empty empty 17 7 0 10 -262144
 -1 -1;
-#X obj 33 879 r scores;
-#X obj 33 933 spigot;
-#X obj 66 906 tgl 15 0 empty empty empty 17 7 0 10 -262144 -1 -1 1
+#X obj 33 1019 r scores;
+#X obj 33 1073 spigot;
+#X obj 66 1046 tgl 15 0 empty empty empty 17 7 0 10 -262144 -1 -1 0
 1;
-#X obj 137 1023 IntSettings;
-#X obj 33 1118 s vint-dataframes;
-#X obj 33 1091 VintIndexer;
-#X text 351 571 4a) With consecutive melodic intervals \, we can find
+#X obj 137 1163 IntSettings;
+#X obj 33 1258 s vint-dataframes;
+#X obj 33 1231 VintIndexer;
+#X text 351 711 4a) With consecutive melodic intervals \, we can find
 melodic N-Grams., f 69;
-#X text 31 855 5) We can find all vertical intervals in a score and
+#X text 31 995 5) We can find all vertical intervals in a score and
 index them., f 67;
+#X text 31 535 3d) We can look at the DataFrame at different offsets.
+;
+#X obj 34 621 OffsetIndexer;
+#X obj 150 562 bng 15 250 50 0 empty empty empty 17 7 0 10 -262144
+-1 -1;
+#X msg 180 585 1;
+#X msg 210 585 2;
+#X msg 240 585 4;
+#X msg 270 585 8;
+#X floatatom 180 635 5 0 0 0 - - -, f 5;
+#X msg 180 562 0;
+#X text 212 562 <= Resets offsets.;
+#X obj 34 562 r nri-dataframes;
+#X obj 34 590 spigot;
+#X obj 101 586 tgl 15 0 empty empty empty 17 7 0 10 -262144 -1 -1 0
+1;
 #X connect 0 0 45 0;
 #X connect 1 0 0 0;
 #X connect 2 0 0 1;
@@ -185,3 +201,13 @@ index them., f 67;
 #X connect 85 0 84 1;
 #X connect 86 0 88 4;
 #X connect 88 0 87 0;
+#X connect 93 0 92 1;
+#X connect 94 0 98 0;
+#X connect 95 0 98 0;
+#X connect 96 0 98 0;
+#X connect 97 0 98 0;
+#X connect 98 0 92 2;
+#X connect 99 0 98 0;
+#X connect 101 0 102 0;
+#X connect 102 0 92 0;
+#X connect 103 0 102 1;

library/NoteRestIndexer.pd

@@ -1,4 +1,4 @@
-#N canvas 188 106 960 590 10;
+#N canvas 718 23 980 668 10;
 #X msg 71 52 doc;
 #X msg 71 79 doc+;
 #X msg 71 106 reload;
@@ -56,11 +56,22 @@
 #X obj 501 433 tgl 15 0 empty empty empty 17 7 0 10 -262144 -1 -1 0
 1;
 #X obj 564 285 pyx. IndexerPak 2;
+#X obj 118 611 OffsetIndexer;
+#X obj 152 557 bng 15 250 50 0 empty empty empty 17 7 0 10 -262144
+-1 -1;
+#X msg 270 558 1;
+#X msg 300 558 2;
+#X msg 330 558 4;
+#X msg 360 558 8;
+#X floatatom 270 608 5 0 0 0 - - -, f 5;
+#X msg 270 535 0;
+#X text 302 535 <= Resets offsets.;
 #X connect 0 0 3 0;
 #X connect 1 0 3 0;
 #X connect 2 0 3 0;
 #X connect 3 0 28 0;
 #X connect 3 0 35 0;
+#X connect 3 0 49 0;
 #X connect 3 1 31 0;
 #X connect 3 1 33 0;
 #X connect 3 2 43 0;
@@ -94,3 +105,10 @@
 #X connect 46 0 45 0;
 #X connect 47 0 46 1;
 #X connect 48 0 3 4;
+#X connect 50 0 49 1;
+#X connect 51 0 55 0;
+#X connect 52 0 55 0;
+#X connect 53 0 55 0;
+#X connect 54 0 55 0;
+#X connect 55 0 49 2;
+#X connect 56 0 55 0;

library/NoteRestIndexer.py

@@ -9,7 +9,7 @@
 
 Author: Reiner Kramer	
 Email: reiner@music.org
-Updated: 10.13.2016
+Updated: 11.18.2016
 
 @TODO: 	Rather than saving dataframes as pickled files in the data folder
 		of the library directory, files should be cached via memoization
@@ -63,7 +63,7 @@ def __init__(self,
 		scores_mto=0,
 		scores_mto_frozen=0,
 		scores_pandas=0,
-		df_paths=0,
+		df_paths=[],
 		events=5,
 		direction='beginning',
 		slice_start=0,
@@ -119,8 +119,6 @@ def _anything_1(self, *symbolic_scores):
 					for x in self.scores_imported]
 
 				# Save NoteRestIndexed DataFrames:
-				self.df_paths = []
-
 				for i in range(len(self.scores_pandas)):
 
 					# Build the path names, and save into a list.
@@ -140,7 +138,6 @@ def _anything_1(self, *symbolic_scores):
 				# Renaming the columns to a more user friendly format:
 				for x, y in zip(self.df_paths,self.scores_pandas):
 					self._generate_name(x)
-
 					y.columns.set_levels(['Part'], level=0, inplace=True)
 					y.columns.set_names(['Score','Events'], inplace=True)
 					print(y.head(self.events).to_csv(

library/OffsetIndexer.pd

@@ -1 +1,36 @@
-#N canvas 0 22 450 300 10;
+#N canvas 266 40 527 284 10;
+#X obj 182 29 inlet;
+#X obj 115 187 pyext OffsetIndexer Set;
+#X msg 61 92 doc;
+#X msg 61 119 doc+;
+#X msg 61 146 reload;
+#X msg 300 108 1;
+#X msg 330 108 2;
+#X msg 360 108 4;
+#X msg 390 108 8;
+#X floatatom 270 158 5 0 0 0 - - -, f 5;
+#X obj 270 59 inlet;
+#X obj 182 124 bng 20 250 50 0 empty empty empty 17 7 0 10 -262144
+-1 -1;
+#X obj 182 154 list;
+#X obj 182 64 t b l;
+#X obj 241 30 inlet;
+#X text 282 30 <= Recall previously loaded files.;
+#X msg 300 85 0;
+#X text 332 85 <= Resets offsets.;
+#X connect 0 0 13 0;
+#X connect 2 0 1 0;
+#X connect 3 0 1 0;
+#X connect 4 0 1 0;
+#X connect 5 0 9 0;
+#X connect 6 0 9 0;
+#X connect 7 0 9 0;
+#X connect 8 0 9 0;
+#X connect 9 0 1 2;
+#X connect 10 0 9 0;
+#X connect 11 0 12 0;
+#X connect 12 0 1 1;
+#X connect 13 0 11 0;
+#X connect 13 1 12 1;
+#X connect 14 0 11 0;
+#X connect 16 0 9 0;

library/OffsetIndexer.py

@@ -1 +1,86 @@
-# -*- coding: utf-8 -*-
+# -*- coding: utf-8 -*-
+
+import sys, os, music21, pandas, requests, vis, pyext
+from vis.models.indexed_piece import Importer
+
+try:
+	print("OffIndexer.py was loaded.")
+except:
+	print("Loading OffIndexer.py failed.")
+
+
+class Set(pyext._class):
+
+	_inlets = 2
+	_outlets = 2
+
+	def __init__(self,
+		symbolic_scores=0,
+		scores_paths=0,
+		scores_imported=[],
+		events=5,
+		df_offset=0):
+		self.symbolic_scores = symbolic_scores
+		self.scores_paths = scores_paths
+		self.scores_imported = scores_imported
+		self.events = events
+		self.df_offset = df_offset
+
+
+	def _anything_1(self, *symbolic_scores):
+
+
+		if(len(symbolic_scores) >= 1):
+
+			try:
+
+				self.scores_paths = [str(x) for x in symbolic_scores]
+
+				for i in range(len(self.scores_paths)):
+					self.scores_imported.append(
+						pandas.read_pickle(self.scores_paths[i]))
+
+				# Convert score paths from symbols to strings:
+				#self.scores_paths = [str(x) for x in symbolic_scores]
+
+				# Create Music21 streams and index them with VIS:
+				#self.scores_imported = [Importer(x) for x in self.scores_paths]
+
+				#print(self.scores_imported)
+
+				for x, y in zip(self.scores_paths,self.scores_imported):
+					#self._generate_name(x)
+					y.columns.set_levels(['Part'], level=0, inplace=True)
+					y.columns.set_names(['Score','Events'], inplace=True)
+					print(y.head(self.events).to_csv(
+							sep='\t',
+							na_rep='^'))
+
+			except Exception as e:
+
+				print(e)
+				#self._print_output('not_indexed')
+
+		else:
+
+			#self._print_output('no_scores')
+			print("...there were no scores...")
+
+	def _anything_2(self, offset):
+
+		self.df_offset = offset
+
+		for x, y in zip(self.scores_paths,self.scores_imported):
+			#self._generate_name(x)
+			y.columns.set_levels(['Part'], level=0, inplace=True)
+			y.columns.set_names(['Score','Events'], inplace=True)
+
+			if(self.df_offset == 0):
+				print(y.head(self.events).to_csv(
+					sep='\t',
+					na_rep='^'))
+			else:
+				print(y[::self.df_offset].head(self.events).to_csv(
+					sep='\t',
+					na_rep='^'))
+