upload android base code part6

android/system/extras/tests/workloads/atrace-uncompress.py

@@ -0,0 +1,35 @@
+#
+# Uncompress a file generated via atrace -z
+#
+# Usage: python atrace-uncompress.py infile > outfile
+#
+import sys, zlib
+
+def main():
+
+	if len(sys.argv) != 2:
+		print >> sys.stderr, ('Usage: %s inputfile' % sys.argv[0])
+		sys.exit(1)
+
+	infile = open(sys.argv[1], "rb")
+	out = infile.read()
+	parts = out.split('\nTRACE:', 1)
+
+	data = ''.join(parts[1])
+
+	# Remove CR characters
+	if data.startswith('\r\n'):
+		data = data.replace('\r\n', '\n')
+
+	# Skip the initial newline.
+	data = data[1:]
+
+	if not data:
+		print >> sys.stderr, ('No trace data found')
+		sys.exit(1)
+
+	out = zlib.decompress(data)
+	print(out)
+
+if __name__ == '__main__':
+	main()