CC_SDL=`sdl2-config --cflags --libs`

main: ggml.o whisper.o main.o
	g++ -pthread -o main ggml.o whisper.o main.o
	./main -h

ggml.o: ggml.c ggml.h
	gcc -pthread -O3 -mavx -mavx2 -mfma -mf16c -c ggml.c

whisper.o: whisper.cpp whisper.h
	gcc -pthread -O3 -std=c++11 -c whisper.cpp

main.o: main.cpp ggml.h
	g++ -pthread -O3 -std=c++11 -c main.cpp

stream: stream.cpp
	g++ -pthread -O3 -std=c++11 -o stream stream.cpp ggml.o whisper.o $(CC_SDL)

# clean up the directory
clean:
	rm -f *.o main

# download a few audio samples into folder "./samples":
.PHONY: samples
samples:
	@echo "Downloading samples..."
	@mkdir -p samples
	@wget --quiet --show-progress -O samples/gb0.ogg https://upload.wikimedia.org/wikipedia/commons/2/22/George_W._Bush%27s_weekly_radio_address_%28November_1%2C_2008%29.oga
	@wget --quiet --show-progress -O samples/gb1.ogg https://upload.wikimedia.org/wikipedia/commons/1/1f/George_W_Bush_Columbia_FINAL.ogg
	@wget --quiet --show-progress -O samples/hp0.ogg https://upload.wikimedia.org/wikipedia/en/d/d4/En.henryfphillips.ogg
	@wget --quiet --show-progress -O samples/mm1.wav https://cdn.openai.com/whisper/draft-20220913a/micro-machines.wav
	@echo "Converting to 16-bit WAV ..."
	@ffmpeg -loglevel -0 -y -i samples/gb0.ogg -ar 16000 -ac 1 -c:a pcm_s16le samples/gb0.wav
	@ffmpeg -loglevel -0 -y -i samples/gb1.ogg -ar 16000 -ac 1 -c:a pcm_s16le samples/gb1.wav
	@ffmpeg -loglevel -0 -y -i samples/hp0.ogg -ar 16000 -ac 1 -c:a pcm_s16le samples/hp0.wav
	@ffmpeg -loglevel -0 -y -i samples/mm1.wav -ar 16000 -ac 1 -c:a pcm_s16le samples/mm0.wav
	@rm samples/mm1.wav


# if not already downloaded, the following targets download the specified model and
# runs it on all samples in the folder "./samples":

.PHONY: tiny.en
.PHONY: tiny
.PHONY: base.en
.PHONY: base
.PHONY: small.en
.PHONY: small
.PHONY: medium.en
.PHONY: medium
.PHONY: large

tiny.en tiny base.en base small.en small medium.en medium large: main
	bash ./download-ggml-model.sh $@
	@echo ""
	@echo "==============================================="
	@echo "Running $@ on all samples in ./samples ..."
	@echo "==============================================="
	@echo ""
	@for f in samples/*.wav; do \
		echo "----------------------------------------------" ; \
		echo "[+] Running base.en on $$f ... (run 'ffplay $$f' to listen)" ; \
	    echo "----------------------------------------------" ; \
		echo "" ; \
		./main -m models/ggml-$@.bin -f $$f ; \
		echo "" ; \
	done