From 0eca87e3baf01afc06ad4a1ef12408152d81c6df Mon Sep 17 00:00:00 2001
From: Fredrik Strupe <fredrik@strupe.net>
Date: Sat, 2 Nov 2019 13:49:39 +0100
Subject: [PATCH] Use y4m as the container format for raw video

---
 Makefile | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/Makefile b/Makefile
index 7d3146d..15801b9 100644
--- a/Makefile
+++ b/Makefile
@@ -43,17 +43,17 @@ $(OUT)/audio.raw: $(SOURCE)
 	$(eval GAIN := 0$(shell ffmpeg -i $^ -filter:a volumedetect -f null /dev/null 2>&1 | sed -n "s/.*max_volume: -\(.*\) dB/\1/p"))
 	$(FFMPEG) -i $^ -f u8 -acodec pcm_u8 -ar 9198 -filter:a "volume=$(GAIN)dB" $@ 
 
-$(OUT)/frames: $(OUT)/video.mp4
+$(OUT)/frames: $(OUT)/video.y4m
 	@echo $(TITLE)Extracting frames...$(TITLE_END)
 	-@rm -rf $@
 	mkdir -p $@
 	$(FFMPEG) -i $^ -coder "raw" $@/%05d.tga
 
-$(OUT)/video.mp4: $(SOURCE)
+$(OUT)/video.y4m: $(SOURCE)
 	@echo $(TITLE)Resizing video...$(TITLE_END)
-	$(FFMPEG) -i $^ -c:v rawvideo  -vf scale=-2:144 $@.tmp.mp4
-	$(FFMPEG) -i $@.tmp.mp4 -c:v rawvideo  -filter:v "crop=160:144" $@
-	rm $@.tmp.mp4
+	$(FFMPEG) -i $^ -vf scale=-2:144 $@.tmp.y4m
+	$(FFMPEG) -i $@.tmp.y4m -filter:v "crop=160:144" $@
+	rm $@.tmp.y4m
 	
 clean:
-	rm -rf output
\ No newline at end of file
+	rm -rf output