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ajithvcoderajithvcoder
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live webcam project added
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‎basics/.idea/basics.iml renamed to ‎C++/basics/.idea/basics.iml

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‎README.md

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# Cplusplus_opencv
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C++ programs for opencv
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## Opencv basic projects in c++ and python
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### Cplusplus_opencv
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C++ programs for opencv - Basics
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### Python_opencv
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Projects
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1. Live webcam sketch
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‎python/Live_webcam_sketch/.ipynb_checkpoints/Webcam Sketch -checkpoint.ipynb

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{
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"cells": [
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{
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"cell_type": "markdown",
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"metadata": {},
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"source": [
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"# Webcam Sktech"
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]
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},
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{
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"cell_type": "code",
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"execution_count": 1,
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"metadata": {},
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"outputs": [],
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"source": [
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"# importing cv2 and numpy package\n",
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"\n",
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"import cv2\n",
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"import numpy as np"
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]
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},
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{
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"cell_type": "code",
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"execution_count": 2,
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"metadata": {},
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"outputs": [],
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"source": [
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"def live_sketch(image):\n",
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" \n",
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" # converting image to gray scale\n",
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" gray_img=cv2.cvtColor(image,cv2.COLOR_BGR2GRAY)\n",
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"\n",
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" # image is cleaned with gaussian blur\n",
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" blur_gray_img=cv2.GaussianBlur(gray_img,(5,5),0)\n",
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"\n",
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" # edges are extracted\n",
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" canny_bg_img = cv2.Canny(blur_gray_img,10,70)\n",
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"\n",
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" # colour inversion and binarisation is done\n",
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" ret,mask = cv2.threshold(canny_bg_img,70,255,cv2.THRESH_BINARY_INV)\n",
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"\n",
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" return mask\n",
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"\n",
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"\n",
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"\n",
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"# webcam capture is initalised\n",
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"cap=cv2.VideoCapture(0)\n",
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"\n",
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"# ret -contains boolean whther if it was successfull\n",
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"# frame -contains image collected from\n",
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"# webcam(frame)\n",
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"while True:\n",
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" ret,frame=cap.read()\n",
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" cv2.imshow('Live sketch',live_sketch(frame))\n",
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"\n",
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" # wait till enterkey(13) is pressed\n",
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" if cv2.waitKey(1)==13:\n",
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" break\n"
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]
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}
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],
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"metadata": {
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"kernelspec": {
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"display_name": "Python 3",
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"language": "python",
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"name": "python3"
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},
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"language_info": {
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"codemirror_mode": {
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"name": "ipython",
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"version": 3
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},
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"file_extension": ".py",
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"mimetype": "text/x-python",
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"name": "python",
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"nbconvert_exporter": "python",
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"pygments_lexer": "ipython3",
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"version": "3.7.3"
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}
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},
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"nbformat": 4,
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"nbformat_minor": 2
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}

‎python/Live_webcam_sketch/Webcam Sketch .ipynb

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{
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"cells": [
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{
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"cell_type": "markdown",
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"metadata": {},
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"source": [
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"# Webcam Sktech"
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]
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},
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{
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"cell_type": "code",
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"execution_count": 2,
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"metadata": {},
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"outputs": [],
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"source": [
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"# importing cv2 and numpy package\n",
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"\n",
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"import cv2\n",
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"import numpy as np"
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]
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},
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{
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"cell_type": "code",
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"execution_count": 4,
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"metadata": {},
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"outputs": [],
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"source": [
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"def live_sketch(image):\n",
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" \n",
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" # converting image to gray scale\n",
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" gray_img=cv2.cvtColor(image,cv2.COLOR_BGR2GRAY)\n",
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"\n",
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" # image is cleaned with gaussian blur\n",
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" blur_gray_img=cv2.GaussianBlur(gray_img,(5,5),0)\n",
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"\n",
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" # edges are extracted\n",
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" canny_bg_img = cv2.Canny(blur_gray_img,10,70)\n",
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"\n",
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" # colour inversion and binarisation is done\n",
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" ret,mask = cv2.threshold(canny_bg_img,70,255,cv2.THRESH_BINARY_INV)\n",
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"\n",
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" return mask\n"
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]
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},
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{
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"cell_type": "code",
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"execution_count": 6,
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"metadata": {},
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"outputs": [],
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"source": [
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"# webcam capture is initalised\n",
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"cap=cv2.VideoCapture(0)\n",
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"\n",
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"# ret -contains boolean whther if it was successfull\n",
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"# frame -contains image collected from\n",
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"# webcam(frame)\n",
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"while True:\n",
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" ret,frame=cap.read()\n",
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" cv2.imshow('Live sketch',live_sketch(frame))\n",
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"\n",
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" # wait till enterkey(13) is pressed\n",
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" if cv2.waitKey(1)==13:\n",
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" break\n",
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"cap.release()\n",
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"cv2.destroyAllWindows()"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {},
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"outputs": [],
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"source": []
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}
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],
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"metadata": {
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"kernelspec": {
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"display_name": "Python 3",
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"language": "python",
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"name": "python3"
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},
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"language_info": {
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"codemirror_mode": {
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"name": "ipython",
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"version": 3
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},
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"file_extension": ".py",
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"mimetype": "text/x-python",
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"name": "python",
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"nbconvert_exporter": "python",
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"pygments_lexer": "ipython3",
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"version": "3.7.3"
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}
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},
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"nbformat": 4,
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"nbformat_minor": 2
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}

‎python/Live_webcam_sketch/live_sketch.png

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