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# use pkg-config for getting CFLAGS and LDLIBS
FFMPEG_LIBS= libavdevice \
libavformat \
libavfilter \
libavcodec \
libavresample \
libswresample \
libswscale \
libavutil \
CFLAGS += -Wall -O2
CFLAGS += $(shell pkg-config --cflags $(FFMPEG_LIBS))
LDLIBS += $(shell pkg-config --libs $(FFMPEG_LIBS))
EXAMPLES= decoding_encoding \
filtering_video \
filtering_audio \
metadata \
muxing \
OBJS=$(addsuffix .o,$(EXAMPLES))
# the following examples make explicit use of the math library
decoding_encoding: LDLIBS += -lm
muxing: LDLIBS += -lm
%: %.o
$(CC) $< $(LDLIBS) -o $@
%.o: %.c
$(CC) $< $(CFLAGS) -c -o $@
.phony: all clean
all: $(OBJS) $(EXAMPLES)
clean:
rm -rf $(EXAMPLES) $(OBJS)
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