first commit

Makefile

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+DIR_SRC = ./src
+DIR_OBJ = ./obj
+DIR_BIN = ./bin
+
+SRC = $(wildcard ${DIR_SRC}/*.c)
+OBJ = $(patsubst %.c,${DIR_OBJ}/%.o,$(notdir ${SRC}))
+
+CC = clang
+CFLAGS = -g -pipe -O2 -Wall -Wextra -std=c99 -Wcomment -I${DIR_SRC}
+
+TARGET = v2w
+
+BIN_TARGET = ${DIR_BIN}/${TARGET}
+
+${BIN_TARGET}:${OBJ}
+	$(CC) $(CFLAGS) $(OBJ) -o $@ -lprofiler
+
+${DIR_OBJ}/%.o:${DIR_SRC}/%.c ${DIR_OBJ}
+	$(CC) $(CFLAGS) -c $< -o $@
+
+${DIR_OBJ}:
+	@mkdir -p $@
+
+${DIR_BIN}:
+	@mkdir -p $@
+
+prof.txt:
+	@pprof --text ./bin/v2w ./test.prof > ./prof.txt
+
+out.mp4:
+	@echo "Compose Video."
+	@ffmpeg -loglevel 0 -stats -r 24 -i ./tmp/frames_proc/v-%05d.bmp -c:v libx264 -vf fps=24 -pix_fmt yuv420p ./out_tmp.mp4
+	@echo "Integrate Audio."
+	@ffmpeg -loglevel 0 -stats -i ./out_tmp.mp4 -i ./tmp/Sample.aac -acodec copy -vcodec copy out.mp4
+	rm out_tmp.mp4
+
+.PHONY:clean run
+
+clean:
+	rm -f ${DIR_OBJ}/*.o
+	rm -rf ./tmp
+	rm -f out.mp4
+	rm -f ./tmp/Sample.aac
+	rm -f ${DIR_BIN}/${TARGET}
+
+run:
+	@time ${BIN_TARGET}

arch.md

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+# Arch
+
+0. Getting fps and length by calling the ffmpeg program
+1. Transform video to BMP frame files by calling the ffmpeg program
+2. Read one BMP file to image struct
+3. Thresholding
+4. Edge Detection by convolution and transform to absolute value
+5. Thresholding
+6. Select starting point (random for the first, and nearest for privies frame)
+7. Get Route Array by doing graph traversal using depth first search
+8. Adjust Route Array to fixed length using cubic Hermite interpolator
+9. Loop from 2 to 8 to generate all Route Arrays for every frame
+10. Merge Route Arrays to one Array
+11. transform Route Array to wav file