1 files changed, 32 insertions, 0 deletions
diff --git a/python/demos/demo_sink_multi.py b/python/demos/demo_sink_multi.py
new file mode 100755
index 0000000..70eb636
--- /dev/null
+++ b/python/demos/demo_sink_multi.py
@@ -0,0 +1,32 @@
+#! /usr/bin/env python
+
+import sys
+from aubio import source, sink
+
+if __name__ == '__main__':
+    if len(sys.argv) < 3:
+        print('usage: %s <inputfile> <outputfile> [samplerate] [hop_size]' % sys.argv[0])
+        sys.exit(1)
+
+    if len(sys.argv) > 3: samplerate = int(sys.argv[3])
+    else: samplerate = 0
+    if len(sys.argv) > 4: hop_size = int(sys.argv[4])
+    else: hop_size = 256
+
+    f = source(sys.argv[1], samplerate, hop_size)
+    if samplerate == 0: samplerate = f.samplerate
+    g = sink(sys.argv[2], samplerate, f.channels)
+
+    total_frames, read = 0, hop_size
+    while read:
+        vec, read = f.do_multi()
+        g.do_multi(vec, read)
+        total_frames += read
+    outstr = "wrote %.2fs" % (total_frames / float(samplerate))
+    outstr += " (%d frames in" % total_frames
+    outstr += " %d blocks" % (total_frames // f.hop_size)
+    outstr += " of %d channels" % f.channels
+    outstr += " at %dHz)" % f.samplerate
+    outstr += " from " + f.uri
+    outstr += " to " + g.uri
+    print(outstr)