视频数据标注工具与平台（数据标注公司）

/********************************************************************
    created:	2015/04/18
    created:	18:4:2015   17:24
    filename: 	D:\WorkSpace\VS_Projects\VideoLabel\VideoLabel_Quadrilateral\video_label_quadrilateral.cpp
    file path:	D:\WorkSpace\VS_Projects\VideoLabel\VideoLabel_Quadrilateral
    file base:	video_label_quadrilateral
    file ext:	cpp
    author:		Yihang Lou
    purpose:	draw the quadrilateral labels in the frame captured from video
*********************************************************************/
#include "opencv2/opencv.hpp"
#include <iostream>
#include <string>
#include <vector>
#include <fstream>
using namespace std;
using namespace cv;

// Global variables

Mat img_original, img_drawing;
Point quad [4];
//the value of pointNum is between 0~4
static int pointNum = 0;
/*************************************************
// Method: help
// Description: describe the usage
// Author: Yihang Lou
// Date: 2015/04/18
// Returns: void
// History:
*************************************************/
static void help()
{
    cout << "This program designed for labeling video \n"
            "Only if you press the 'n' the present quadrilateral data will be written into txt file\n";


        cout << "Hot keys: \n"
        "\tESC - quit the program\n"
        "\tn - next frame of the video\n"
        "\tz - undo the last label point \n"
        "\tc - clear all the labels\n"
        << endl;
}
/*************************************************
// Method: drawQuadri
// Description: 
// Author: Yihang Lou 
// Date: 2015/04/18
// Returns: void
// Parameter: quad the point of Point array
// History:
*************************************************/
static void drawQuadri (Point * quad) {
    for(int i = 0; i < 4; i++)
    {
        line(img_drawing,quad[i],quad[(i+1)%4],Scalar(0,255,0),1,8,0);
    }
}


/*************************************************
// Method: onMouse
// Description: do the actions after onMouse event is called
// Author: Yihang Lou 
// Date: 2015/04/18
// Returns: void
// Parameter: event
// Parameter: x Mouse's coordinate
// Parameter: y 
// History:
*************************************************/
static void onMouse(int event, int x, int y, int, void*)
{


    switch (event)
    {
    case CV_EVENT_LBUTTONDOWN:
        quad[pointNum%4].x = x;
        quad[pointNum%4].y = y;
        cout<<"x = "<<x<<" y = "<<y<<endl;
        pointNum++;

        break;
    case CV_EVENT_LBUTTONUP:
        //finish drawing the rect (use color green for finish)

        circle(img_drawing,cvPoint(x,y),1,Scalar(0, 255, 0),1,8,0);

        if(pointNum == 4)
        {
            pointNum = 0;

            cout<<"draw quadri line"<<endl;
            drawQuadri(quad);
        }

        break;
    }

    imshow("Video", img_drawing);
    return;
}

/*************************************************
// Method: isempty
// Description: check the quad is empty
// Author: Yihang Lou 
// Date: 2015/04/18
// Returns: int
// Parameter: quad
// History:
*************************************************/
int isempty(Point * quad)
{
    for (int i = 0 ; i < 4; i++)
    {
        if (quad[i].x !=0 || quad[i].y !=0 )
        {
            return 0;
        }
    }
    return 1;
}
int main(){
    namedWindow("Video");
    ofstream outfile("1.txt");
    help();
    VideoCapture capture("1.avi");
    capture >> img_original;
    img_original.copyTo(img_drawing);
    imshow("Video", img_original);
    setMouseCallback("Video", onMouse, 0);
    int frame_counter = 0;
    while (1){
        int c = waitKey(0);
        if ((c & 255) == 27)
        {
            cout << "Exiting ...\n";
            break;
        }
        switch ((char)c)
        {
        case 'n':
            //read the next frame
            ++frame_counter;
            capture >> img_original;
            if (img_original.empty()){
                cout << "\nVideo Finished!" << endl;
                return 0;
            }

            img_original.copyTo(img_drawing);

            if (!isempty(quad))
            {
                drawQuadri(quad);

                outfile << frame_counter << " " << quad[0].x << " "<< quad[0].y << " " 
                    << quad[1].x << " "<< quad[1].y << " "
                    << quad[2].x << " "<< quad[2].y << " "
                    << quad[3].x << " "<< quad[3].y << " "<<endl;
            }

            break;
        case 'z':
            //undo the latest labeling point
            if(pointNum == 0)
            {
                cout<<"if you want to clear the existent quad please press 'c'"<<endl;
                break;
            }
            pointNum--;
            quad[pointNum].x=0;
            quad[pointNum].y=0;
            img_original.copyTo(img_drawing);
            for(int i = 0 ; i < pointNum; i++)		
            {
                circle(img_drawing,quad[i],1,Scalar(0, 255, 0),1,8,0);
            }

            break;
        case 'c':
            //clear quad array
            memset(quad,0,4*sizeof(Point));
            img_original.copyTo(img_drawing);
        }
        imshow("Video", img_drawing);
    }

    return 0;
}

$ sudo pip install cython==0.20
$ wget http://mit.edu/vondrick/vatic/vatic-install.sh
$ chmod +x vatic-install.sh
$ ./vatic-install.sh
$ cd vatic

/etc/apache2/sites-enabled/000-default.conf

WSGIDaemonProcess www-data python-eggs=/home/cmcross/.python-eggs
WSGIProcessGroup www-data

<VirtualHost *:80>
    ServerName 0.0.0.0
    DocumentRoot /home/cmcross/vatic/public

    WSGIScriptAlias /server /home/cmcross/vatic/server.py
    CustomLog /var/log/apache2/access.log combined
</VirtualHost>

$ sudo cp /etc/apache2/mods-available/headers.load /etc/apache2/mods-enabled

重启Apache:
$ sudo apache2ctl graceful

$ mysql -u root
mysql> create database vatic;

update user set authentication_string=PASSWORD("") where User='root';
update user set plugin="mysql_native_password"; 
flush privileges; #更新所有操作权限
quit;

$ cp config.py-example config.py

$ turkic setup --database

$ turkic setup --database --reset

$ turkic setup --public-symlink

$ turkic status --verify

Localhost: http://localhost/

Testing access to Amazon Mechanical Turk... ERROR! Signature or access key missing
Testing access to database server... OK
Testing access to web server... ERROR! HTTP Error 403: Forbidden

One or more tests FAILED!

<Directory /home/cmcross/vatic/public>
         Options Indexes FollowSymLinks
         AllowOverride All
         Require all granted
</Directory>

重启后解决问题$ sudo apache2ctl graceful

$ mkdir /path/to/output/directory
$ turkic extract /path/to/video.mp4 /path/to/output/directory

$ turkic extract /path/to/video.mp4 /path/to/output/directory --width 1000 --height 1000

$ turkic formatframes /path/to/frames/ /path/to/output/directory

$ turkic load identifier /path/to/output/directory Label1 ~Attr1A ~Attr1B
 Label2 ~Attr2A ~Attr2B ~Attr2C Label3 --offline

$ turkic publish --offline

<Directory /path/to/vatic>
    <Files server.py>
        Require all granted
    </Files>
</Directory>

$ turkic dump identifier -o /output --pascal --pascal-skip 1