Add a pixel inversion program

Makefile

@@ -1,73 +1,97 @@
-BASE_DIR=../
+BASE_DIR=../../../
-include Makefile.wasm.inc
+
-
+AWSM_CC=awsm
-# SOD does not generally require a Makefile to build. Just drop sod.c and its accompanying
+
-# header files on your source tree and you are done.
+NATIVE_CC=clang
-NCC = clang
+NATIVE_CFLAGS = -I. -DCPU_FREQ=3600 -O3 -lm -DSOD_DISABLE_CNN -DLIBCOX_DISABLE_DISK_IO
-NCFLAGS = -I. -DCPU_FREQ=3600 -O3 -lm -DSOD_DISABLE_CNN -DLIBCOX_DISABLE_DISK_IO
+
-WCFLAGS = -DWASM -I. -DSOD_DISABLE_CNN -lm -DLIBCOX_DISABLE_DISK_IO
+OPTFLAGS=-O3 -flto
-
+
-#sod: sod.c
+WASM_CC=wasm32-unknown-unknown-wasm-clang
-#	$(CC) sod.c samples/cnn_face_detection.c -o sod_face_detect -I. $(CFLAGS)
+WASM_LDFLAGS=-Wl,-z,stack-size=524288,--allow-undefined,--no-threads,--stack-first,--no-entry,--export-all,--export=main,--export=dummy
-
+WASM_CFLAGS=${WASM_LDFLAGS} -nostartfiles -DWASM -I. -DSOD_DISABLE_CNN -lm -DLIBCOX_DISABLE_DISK_IO
-EXT = out
+
-WEXT = wout
+MEMC_64=64bit_nix.c
-
+
-SAMPLES = resize_image \
+# for aWsm compiler
-	  license_plate_detection
+# Currently only uses wasmception backing
-
+AWSM_DIR=${BASE_DIR}/awsm/
-#SAMPLES = batch_img_loading \
+AWSM_RT_DIR=${AWSM_DIR}/runtime/
-#		blob_detection \
+AWSM_RT_MEM=${AWSM_RT_DIR}/memory/
-#		canny_edge_detection \
+AWSM_RT_LIBC=${AWSM_RT_DIR}/libc/wasmception_backing.c
-#		cnn_coco \
+AWSM_RT_ENV=${AWSM_RT_DIR}/libc/env.c
-#		cnn_face_detection \
+AWSM_RT_RT=${AWSM_RT_DIR}/runtime.c
-#		cnn_object_detection \
+AWSM_RT_MEMC=${AWSM_RT_MEM}/${MEMC_64}
-#		cnn_voc \
+DUMMY=${AWSM_DIR}/code_benches/dummy.c
-#		crop_image \
+
-#		dilate_image \
+# for SLEdge serverless runtime
-#		erode_image \
+SLEDGE_RT_DIR=${BASE_DIR}/runtime/
-#		grayscale_image \
+SLEDGE_RT_INC=${SLEDGE_RT_DIR}/include/
-#		hilditch_thin \
+SLEDGE_MEMC=${SLEDGE_RT_DIR}/compiletime/memory/${MEMC_64}
-#		hough_lines_detection \
+
-#		license_plate_detection \
+SLEDGE_BIN_DIR=${SLEDGE_RT_DIR}/bin/
-#		minutiae \
+WASMISA=${SLEDGE_RT_DIR}/compiletime/instr.c
-#		otsu_image \
+
-#		realnet_face_detection \
+SAMPLES = resize_image \
-#		realnet_face_detection_embedded \
+	  license_plate_detection
-#		realnet_train_model \
+
-#		resize_image \
+#SAMPLES = batch_img_loading \
-#		rnn_text_gen \
+#		blob_detection \
-#		rotate_image \
+#		canny_edge_detection \
-#		sobel_operator_img
+#		cnn_coco \
-
+#		cnn_face_detection \
-SAMPLESOUT = $(SAMPLES:%=%.$(EXT))
+#		cnn_object_detection \
-SAMPLESWOUT = $(SAMPLES:%=%.$(WEXT))
+#		cnn_voc \
-
+#		crop_image \
-all: clean dir copy
+#		dilate_image \
-
+#		erode_image \
-native: samples
+#		grayscale_image \
-wasm: samples.wasm
+#		hilditch_thin \
-#	samples.wasm
+#		hough_lines_detection \
-#      	samples
+#		license_plate_detection \
-
+#		minutiae \
-dir:
+#		otsu_image \
-	mkdir -p bin/
+#		realnet_face_detection \
-
+#		realnet_face_detection_embedded \
-copy:
+#		realnet_train_model \
-	cp samples/*.png bin/
+#		resize_image \
-	cp samples/*.jpg bin/
+#		rnn_text_gen \
-
+#		rotate_image \
-samples: $(SAMPLESOUT)
+#		sobel_operator_img
-
+
-samples.wasm: $(SAMPLESWOUT)
+all: dir copy
-
+
-%.$(EXT):
+dir:
-	$(NCC) $(NCFLAGS) sod.c samples/$(@:%.$(EXT)=%.c) -o bin/$@
+	@mkdir -p bin/
-
+
-%.$(WEXT):
+copy:
-	$(WASMCC) $(WCFLAGS) $(WASMCFLAGS) $(OPTFLAGS) sod.c samples/$(@:%.$(WEXT)=%.c) $(DUMMY) -o bin/$(@:%.$(WEXT)=%.wasm)
+	cp samples/*.png bin/
-	$(SFCC) bin/$(@:%.$(WEXT)=%.wasm) -o bin/$(@:%.$(WEXT)=%.bc)
+	cp samples/*.jpg bin/
-	$(CC) ${CFLAGS} ${EXTRA_CFLAGS} $(OPTFLAGS) -D$(USE_MEM) bin/$(@:%.$(WEXT)=%.bc) $(RT_LIBC) $(RT_RT) ${MEMC} -o bin/$@
+
-
+.PHONY: samples.wasm
-clean:
+samples.wasm: resize_image.wasm license_plate_detection.wasm
-	rm -f bin/*
+
+.PHONY: samples.so
+samples.so: resize_image.so license_plate_detection.so
+
+.PHONY: samples.out
+samples.out: resize_image.out license_plate_detection.out
+
+%.wasm: samples/%.c
+	@$(WASM_CC) $(WASM_CFLAGS) $(OPTFLAGS) sod.c $< $(DUMMY) -o bin/$@
+
+%.out: %.wasm
+	@$(AWSM_CC) $< -o $(<:.wasm=.bc)
+	@$(NATIVE_CC) ${CFLAGS} ${EXTRA_CFLAGS} $(OPTFLAGS) -DUSE_MEM_VM bin/$(<:.wasm=.bc) $(AWSM_RT_LIBC) $(AWSM_RT_RT) $(AWSM_RT_ENV) $(AWSM_RT_MEMC) -o $@
+
+%.so: %.wasm
+	@$(AWSM_CC) --inline-constant-globals --runtime-globals bin/$< -o bin/$(@:.so=.bc)
+	@$(NATIVE_CC) --shared -fPIC ${CFLAGS} ${EXTRA_CFLAGS} $(OPTFLAGS) -DUSE_MEM_VM -I${SLEDGE_RT_INC} bin/$(@:.so=.bc) $(WASMISA) ${SLEDGE_MEMC} -o bin/$@
+
+.PHONY: clean
+clean:
+	rm -f bin/*
+	rm -f *.wasm
+	rm -f *.bc
+	rm -f *.so
+	rm -f *.out

Makefile.wasm.inc

@@ -1,38 +0,0 @@
-BASE=awsm
-SFCC=silverfish
-CC=clang
-WASMCC=wasm32-unknown-unknown-wasm-clang
-
-OPTFLAGS=-O3 -flto
-# same stack-size for all
-WASMLINKFLAGS=-Wl,-z,stack-size=524288,--allow-undefined,--no-threads,--stack-first,--no-entry,--export-all,--export=main,--export=dummy
-WASMCFLAGS=${WASMLINKFLAGS} -nostartfiles
-
-MEMC_64=64bit_nix.c
-MEMC_NO=no_protection.c
-MEMC_GEN=generic.c
-MEMC_MPX=mpx.c
-MEMC_SEG=segmented.c
-
-# for silverfish
-RT_DIR=${BASE_DIR}/runtime/
-RT_MEM=${RT_DIR}/memory/
-RT_LIBC=${RT_DIR}/libc/libc_backing.c
-RT_RT=${RT_DIR}/runtime.c
-
-MEMC=${RT_MEM}/${MEMC_64}
-DUMMY=${BASE_DIR}/code_benches/dummy.c
-
-# for awsm
-ABASE_DIR=${BASE_DIR}/../
-ART_DIR=${ABASE_DIR}/runtime/
-ART_INC=${ART_DIR}/include/
-
-USE_MEM=USE_MEM_VM
-ifeq ($(USE_MEM),USE_MEM_VM)
-AMEMC=${ART_DIR}/compiletime/memory/${MEMC_64}
-endif
-WASMISA=${ART_DIR}/compiletime/instr.c
-
-ABIN_DIR=${ART_DIR}/bin/
-TMP_DIR=tmp/

make.sh

@@ -0,0 +1 @@
+gcc samples/resize_image.c sod.c -I./ -lm -o resver

samples/license_plate_detection.c

@@ -112,7 +112,7 @@ int main(int argc, char *argv[])
 	 * Dilate the image say 12 times but you should experiment
 	 * with different values for best results which depend
 	 * on the quality of the input image/frame. */
-	sod_img dilImg = sod_dilate_image(cannyImg, 12);
+	sod_img dilImg = sod_dilate_image(cannyImg, 13);
 	/* Perform connected component labeling or blob detection
 	 * now on the binary, canny edged, Gaussian noise reduced and
 	 * finally dilated image using our filter callback that should
@@ -122,12 +122,21 @@ int main(int argc, char *argv[])
 	int i, nbox;
 	sod_image_find_blobs(dilImg, &box, &nbox, filter_cb);
 	/* Draw a box on each potential plate coordinates */
-	for (i = 0; i < nbox; i++) {
+
-		sod_image_draw_bbox_width(imgCopy, box[i], 5, 255., 0, 225.); // rose box
+	if (nbox > 0) {
+		// printf("x, y, w, h\n");
+		for (i = 0; i < nbox; i++) {
+			// print boxes to stdout
+			printf("%d, %d, %d, %d\n", box[i].x, box[i].y, box[i].w, box[i].h);
+		}
+
+	} else {
+		printf("0 boxes\n");
 	}
+
 	sod_image_blob_boxes_release(box);
 	/* Finally save the output image to the specified path */
-	sod_img_save_as_jpeg(imgCopy, NULL, 0);
+	// sod_img_save_as_jpeg(imgCopy, NULL, 0);
 	/* Cleanup */
 	sod_free_image(imgIn);
 	sod_free_image(cannyImg);
@@ -136,6 +145,7 @@ int main(int argc, char *argv[])
 	sod_free_image(imgCopy);
 	free(zInpbuf);
 	e = get_time();
-	print_time(s, e);
+	// print_time(s, e);
+	fflush(stdout);
 	return 0;
 }

samples/reverse.c

@@ -0,0 +1,47 @@
+#include <stdio.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <stdlib.h>
+#include "sod.h"
+
+#define MAX_IMG_SZ 1024*1024
+
+int main()
+{
+    unsigned char *zInpbuf = NULL;
+
+    zInpbuf = malloc(MAX_IMG_SZ);
+    if (!zInpbuf)
+    {
+        perror("malloc");
+        return -1;
+    }
+
+    ssize_t imgSz = read(0, zInpbuf, MAX_IMG_SZ);
+    if (imgSz <= 0)
+    {
+        perror("read");
+        free(zInpbuf);
+        return -1;
+    }
+
+	sod_img imgIn = sod_img_load_from_mem(zInpbuf, imgSz, SOD_IMG_COLOR /* full color channels */);
+	if (imgIn.data == 0) {
+		/* Invalid path, unsupported format, memory failure, etc. */
+		//puts("Cannot load input image..exiting");
+		printf("Error loading input\n");
+		free(zInpbuf);
+		return -1;
+	}
+
+   for (int i = 0; i < imgIn.w * imgIn.h * imgIn.c; i++)
+    {
+        imgIn.data[i] = 255.0f - imgIn.data[i];
+    }
+    sod_img_save_as_png(imgIn, NULL);
+    sod_free_image(imgIn);
+    free(zInpbuf);
+    return 0;
+}