whisper.cpp/Makefile

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Makefile
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UNAME_S := $(shell uname -s)
UNAME_P := $(shell uname -p)
UNAME_M := $(shell uname -m)
#
# Compile flags
#
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CFLAGS = -O3 -std=c11
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CXXFLAGS = -O3 -std=c++11
CFLAGS += -Wall -Wextra -Wno-unused-parameter -Wno-unused-function
CXXFLAGS += -Wall -Wextra -Wno-unused-parameter -Wno-unused-function
# OS specific
# TODO: support Windows
ifeq ($(UNAME_S),Linux)
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CFLAGS += -pthread
CXXFLAGS += -pthread
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endif
ifeq ($(UNAME_S),Darwin)
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CFLAGS += -pthread
CXXFLAGS += -pthread
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endif
# Architecture specific
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# TODO: probably these flags need to be tweaked on some architectures
ifeq ($(UNAME_M),x86_64)
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CFLAGS += -mavx -mavx2 -mfma -mf16c
endif
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ifneq ($(filter arm%,$(UNAME_M)),)
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# Mac M1
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endif
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ifneq ($(filter aarch64%,$(UNAME_M)),)
endif
ifneq ($(filter armv6%,$(UNAME_M)),)
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# Raspberry Pi 1, 2, 3
CFLAGS += -mfpu=neon-fp-armv8 -mfp16-format=ieee -mno-unaligned-access
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endif
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ifneq ($(filter armv7%,$(UNAME_M)),)
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# Raspberry Pi 4
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CFLAGS += -mfpu=neon-fp-armv8 -mfp16-format=ieee -mno-unaligned-access -funsafe-math-optimizations
endif
ifneq ($(filter armv8%,$(UNAME_M)),)
# Raspberry Pi 4
CFLAGS += -mfp16-format=ieee -mno-unaligned-access
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endif
#
# Build library + main
#
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main: main.cpp ggml.o whisper.o
$(CXX) $(CXXFLAGS) main.cpp whisper.o ggml.o -o main
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./main -h
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ggml.o: ggml.c ggml.h
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$(CC) $(CFLAGS) -c ggml.c
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whisper.o: whisper.cpp whisper.h
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$(CXX) $(CXXFLAGS) -c whisper.cpp
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clean:
rm -f *.o main
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#
# Examples
#
CC_SDL=`sdl2-config --cflags --libs`
stream: stream.cpp ggml.o whisper.o
$(CXX) $(CXXFLAGS) stream.cpp ggml.o whisper.o -o stream $(CC_SDL)
#
# Audio samples
#
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# download a few audio samples into folder "./samples":
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.PHONY: samples
samples:
@echo "Downloading samples..."
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@mkdir -p samples
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@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
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@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
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#
# Models
#
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# if not already downloaded, the following targets download the specified model and
# runs it on all samples in the folder "./samples":
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.PHONY: tiny.en
.PHONY: tiny
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.PHONY: base.en
.PHONY: base
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.PHONY: small.en
.PHONY: small
.PHONY: medium.en
.PHONY: medium
.PHONY: large
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tiny.en tiny base.en base small.en small medium.en medium large: main
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bash ./download-ggml-model.sh $@
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@echo ""
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@echo "==============================================="
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@echo "Running $@ on all samples in ./samples ..."
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@echo "==============================================="
@echo ""
@for f in samples/*.wav; do \
echo "----------------------------------------------" ; \
echo "[+] Running base.en on $$f ... (run 'ffplay $$f' to listen)" ; \
echo "----------------------------------------------" ; \
echo "" ; \
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./main -m models/ggml-$@.bin -f $$f ; \
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echo "" ; \
done