From 2b728849631db9edb2bb213cc5d1376a1e2701b3 Mon Sep 17 00:00:00 2001
From: Ricardo Wurmus <rekado@elephly.net>
Date: Tue, 21 Feb 2017 22:07:02 +0100
Subject: Add target to render guide track.

---
 targets.mk | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'targets.mk')

diff --git a/targets.mk b/targets.mk
index f566a21..e0c232c 100644
--- a/targets.mk
+++ b/targets.mk
@@ -20,11 +20,21 @@ parts/%.pdf: parts/%.ly music/%.ly
 %.wav: %.midi
 	fluidsynth -r 48000 -F $@ -l -R no -i -n -a alsa $(SOUNDFONT) $<
 
+%-klick-mono.wav: %.tempo
+	klick -W $@ -f $<
+
+%-klick.wav: %-klick-mono.wav
+	sox $< $@ channels 2
+
+%-guide.wav: %-klick.wav %.wav
+	sox --combine mix $*-klick.wav -v 0.25 $*.wav $@
+
 %.ogg: %.wav
 	oggenc $<
 
 wav: $(NAME).wav
 ogg: $(NAME).ogg
+guide: $(NAME)-guide.wav
 
 upload-ogg: ogg
 	scp $(NAME).ogg elephly.net:~/elephly.net/secret/band/$(NAME)/$(NAME).ogg
-- 
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