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rtsp.cpp
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rtsp.cpp
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#include <dirent.h>
#include <queue>
#include "RecButton.h"
#include "ReconnectButton.h"
#include "env.h"
// Defined inside env.h
//#define WIDTH 1024
//#define HEIGHT 600
//#define REC_WIDTH 640
//#define REC_HEIGHT 480
//#define MAX_LENGHT 10
//std::string rtsp = "rtsp://user:pass@ip:port"
// End env.h
// Buscar video en directorio y guardarlo en grabaciones(sobreescribir archivo en grabaciones).
void mvVideo();
void displayAndRec();
void connect();
void readFrame(cv::Mat* frame);
void displayFrame();
void recFrame(cv::Mat &frame);
void receive(cv::Mat* frame);
void mouseCallBack(int event, int x, int y, int flags, void* userdata);
char* readCredentials();
int readData(FILE* file, char* data, int size);
enum recording {OFF, ON};
enum fileData {PROTOCOL, USER, PASS, IP, PORT, ROUTE};
//--- INITIALIZE VIDEOCAPTURE
RecButton* rec_Button;
Button* reconnect_Button;
cv::Mat bar, tmp;
cv::VideoCapture cap;
cv::VideoWriter video;
std::queue<cv::Mat> frames;
char* url; // rtsp://user:pass@ip:port/route
int main(int, char**){
//printf("%s\n", cv::getBuildInformation().c_str());
mvVideo();
//Create window
cv::namedWindow("Live", cv::WINDOW_NORMAL);
cv::resizeWindow("Live", WIDTH, HEIGHT);
//cv::setWindowProperty("Live", cv::WND_PROP_FULLSCREEN, cv::WINDOW_AUTOSIZE);
//cv::createTrackbar( "Grabar", "Live", &value, 1, pressRecord, &keepRecording);
cap.set(cv::CAP_PROP_BUFFERSIZE, 1);
cap.set(cv::CAP_PROP_FOURCC, cv::VideoWriter::fourcc('M', 'J', 'P', 'G'));
cap.set(cv::CAP_PROP_CODEC_PIXEL_FORMAT, cv::VideoWriter::fourcc('M', 'J', 'P', 'G'));
//cap.set(cv::CAP_PROP_FRAME_WIDTH, REC_WIDTH);
//cap.set(cv::CAP_PROP_FRAME_HEIGHT, REC_HEIGHT);
//set the callback function for any mouse event
cv::setMouseCallback("Live", mouseCallBack, NULL);
//createButton("b",NULL); //Need QT
//cap.setExceptionMode(true);
//cap.set(CAP_PROP_FPS, 15);
//createButton("Grabar",record,NULL,QT_CHECKBOX,0);// Need QT
// Set OPENCV environment RTSP UDP
_putenv_s("OPENCV_FFMPEG_CAPTURE_OPTIONS", "rtsp_transport;udp");
if(frames.empty()){
printf("\nqueue empty\n");
}
// Define the codec and create VideoWriter object.The output is stored in 'video.avi' file.
// Define the fps to be equal to 10. Also frame size is passed.
//VideoWriter video;//("video.avi", VideoWriter::fourcc('M','J','P','G'),10, Size(WIDTH, HEIGHT));
// open the default camera using default API
// cap.open(0);
// OR advance usage: select any API backend
//int deviceID = 0; // 0 = open default camera
//int apiID = cv::CAP_ANY; // 0 = autodetect default API
// open selected camera using selected API
//"rtsp://user:pass@ip:port"
cv::Mat frame;
connect();
cv::Scalar color(100, 50, 0); //BGR --> Azul
bar = cv::Mat::zeros(cv::Size(REC_WIDTH, 50), CV_8UC3);
bar = cv::Mat(bar.rows, bar.cols, CV_8UC3, color);
rec_Button = new RecButton(bar, cv::Point(bar.cols/6, bar.rows/2), 10, cv::Scalar(0, 0, 255),
cv::Scalar(0, 255, 0), &video);
reconnect_Button = new ReconnectButton(bar, cv::Point(bar.cols*7/8, bar.rows/2), 10,
cv::Scalar(0, 0, 255), cv::Scalar(0, 255, 0), cap, url);
while(true){
readFrame(&frame);
displayFrame();
//Cierra la ventana al apretar la X de la esquina superior derecha
if(!cv::getWindowProperty("Live",cv::WND_PROP_VISIBLE)){
break;
}
// show live and wait for a key with timeout long enough to show images
if(cv::waitKey(1) == 27){
break;
}
//printf("\nmain\n");
}
// the camera will be deinitialized automatically in VideoCapture destructor
// When everything done, release the video capture and write object
cap.release();
video.release();
cv::destroyAllWindows();
delete reconnect_Button;
delete rec_Button;
delete url;
return 0;
}
void connect(){
printf("try to open camera...\n");
url = readCredentials();
while(true){
try{
//printf("%s\n", url);
if(url == NULL){
printf("camera_credentials.txt file does not exist!, please create the file and fill it\n");
continue;
}
//rtsp.c_str()
cap.open(url, cv::CAP_FFMPEG);
if (!cap.isOpened()) {
std::cerr << "ERROR! Unable to open camera\n";
continue;
}
break;
}
catch(std::string err){
printf("Trying to connect...\n");
}
}
printf("Camera open successfully");
}
void readFrame(cv::Mat* frame){
try{
//printf("%s\n", url);
if (cap.read(*frame)) {
//printf("Read");
//printf("\nMat size: %d\n", frame->size);
//printf("1");
resize(*frame, *frame, cv::Size(REC_WIDTH, REC_HEIGHT));
//printf("2");
if (frame->empty()) {
std::cerr << "ERROR! blank frame grabbed\n";
}
if(frames.size() < MAX_LENGHT){
frames.push(frame->clone());
//printf("push\n");
}
//printf("\nReceive\n");
}
Sleep(1000/24);
}
catch(std::string str){
printf("Ha ocurrido un error (ERROR: %s) al leer el frame\n", str.c_str());
}
}
void displayFrame(){
try{
if(!frames.empty()){
//printf("display");
tmp = frames.front();
if(rec_Button->getState()){
//printf("State: %d", rec_Button->getState());
//resize(tmp, tmp, cv::Size(REC_WIDTH, REC_HEIGHT));
//Sleep(1000/24);
recFrame(tmp);
}
//hconcat(a, b, dst) // horizontal
vconcat(bar, tmp, tmp); // vertical
// Write the frame into the file 'video.avi'
//printf("queue size: %d\n", frames.size());
imshow("Live", tmp);
//printf("show");
//waitKey(500);
frames.pop();
}
}
catch(std::string str){
printf("Hubo un error al grabar o mostrar la imagen");
}
}
void recFrame(cv::Mat &frame){
//resize(tmp, tmp, Size(WIDTH, HEIGHT));
try{
video.write(frame);
cv::putText(frame, "Grabando", cv::Point(10, frame.rows / 10), //top-left position
cv::FONT_HERSHEY_TRIPLEX, 1.0, CV_RGB(255, 0, 0), 2);
}
catch(std::string str){
printf("Hubo un error al grabar. Error: %s", str.c_str());
}
}
void mvVideo(){
DIR *d;
struct dirent *dir;
d = opendir(".");
if (d){
while ((dir = readdir(d)) != NULL){
if(dir->d_name[6] == 'a' && dir->d_name[7] == 'v' && dir->d_name[8] == 'i'){
system("move video.avi ./grabaciones/");
}
}
closedir(d);
}
}
char* readCredentials(){
char* data = new char[MAX_ARRAY_LENGHT];
char tmp;
char* all_Data[CREDENTIALS];
FILE* file = fopen("camera_credentials.txt", "r");
int size;
memset(data, 0, MAX_ARRAY_LENGHT);
while(tmp != EOF){
tmp = fgetc(file);
//printf("%c", tmp);
if(tmp == '#'){
size = 0;
while(tmp != '='){
tmp = fgetc(file);
if(tmp != '='){
data[size] = tmp;
size++;
}
}
//printf("%s ", data);
if(strcmp(data, "PROTOCOL") == 0){
size = readData(file, data, size);
all_Data[PROTOCOL] = new char[size];
strcpy(all_Data[PROTOCOL], data);
//printf("PROTOCOL: %s\n", all_Data[PROTOCOL]);
}
else if(strcmp(data, "USER") == 0){
size = readData(file, data, size);
all_Data[USER] = new char[size];
strcpy(all_Data[USER], data);
//printf("user: %s", all_Data[USER]);
}
else if(strcmp(data, "PASS") == 0){
size = readData(file, data, size);
all_Data[PASS] = new char[size];
strcpy(all_Data[PASS], data);
//printf("pass: %s", all_Data[PASS]);
}
else if(strcmp(data, "IP") == 0){
size = readData(file, data, size);
all_Data[IP] = new char[size];
strcpy(all_Data[IP], data);
//printf("ip: %s", all_Data[IP]);
}
else if(strcmp(data, "PORT") == 0){
size = readData(file, data, size);
all_Data[PORT] = new char[size];
strcpy(all_Data[PORT], data);
//printf("port: %s", all_Data[PORT]);
}
else if(strcmp(data, "ROUTE") == 0){
size = readData(file, data, size);
all_Data[ROUTE] = new char[size];
strcpy(all_Data[ROUTE], data);
//printf("route: %s", all_Data[ROUTE]);
}
//printf("\naqui\n");
memset(data, 0, size);
}
}
fclose(file);
strcpy(data, all_Data[PROTOCOL]);
strcat(data, "://");
strcat(data, all_Data[USER]);
strcat(data, ":");
strcat(data, all_Data[PASS]);
strcat(data, "@");
strcat(data, all_Data[IP]);
strcat(data, ":");
strcat(data, all_Data[PORT]);
strcat(data, all_Data[ROUTE]);
//printf("data: %s", data);
for(int i = PROTOCOL; i <= ROUTE; i++){
delete all_Data[i];
}
return data;
}
int readData(FILE* file, char* data, int size){
char tmp = ' ';
memset(data, 0, size);
size = 0;
while(tmp != '\n' && tmp != EOF){
tmp = fgetc(file);
if(tmp != '\n' && tmp != EOF){
data[size] = tmp;
size++;
}
}
//printf("%s\n", data);
return size;
}
void mouseCallBack(int event, int x, int y, int flags, void* userdata){
if ( event == cv::EVENT_LBUTTONDOWN ){
rec_Button->pressed(x, y);
reconnect_Button->pressed(x, y);
}
else if ( event == cv::EVENT_RBUTTONDOWN ){
}
else if ( event == cv::EVENT_MBUTTONDOWN ){
}
else if ( event == cv::EVENT_MOUSEMOVE ){
}
}