VideoSender/main.cpp

82 lines
2.0 KiB
C++

#include <iostream>
#include <fstream>
#include <stdexcept>
#include <sstream>
#include <unistd.h>
#include <stdio.h>
#include <string.h>
#include <cstdint>
#include "image.h"
#include "jpeg_img.h"
#include "webcam.h"
#include "options.h"
void overlayImage(Image& target, Image& tool)
{
if( target.size() != tool.size() || target.width != tool.width || target.channels != 3 )
throw std::runtime_error("Overlay Image needs to be same size as target");
else
{
for(uint32_t i = 0; i < target.size(); i+=3)
{
if(tool.data.get()[i] != 0xFF || tool.data.get()[i+1] != 0x00 || tool.data.get()[i+2] != 0xFF)
{
target.data.get()[i] = tool.data.get()[i];
target.data.get()[i+1] = tool.data.get()[i+1];
target.data.get()[i+2] = tool.data.get()[i+2];
}
}
}
}
void printUsage()
{
std::cout<<"useage:\nvideosender [video device] [ip] [port] [overlay]\n";
}
int main(int argc, char* argv[])
{
Config config;
argp_parse(&argp, argc, argv, 0, 0, &config);
bool passthough = config.mjpeg && config.overlay.empty();
std::cout<<"UVOS webcam sender v0.1\n";
Webcam webcam(config.device, config.Xres, config.Yres, config.mjpeg, passthough);
std::stringstream ss;
ss<<"nc "<<config.url<<' '<<config.port<<'\n';
std::cout<<"using "<<ss.str();
FILE* netcat = popen(ss.str().c_str(), "w");
Image overlay;
if(!config.overlay.empty())
{
if(!overlay.open(config.overlay.c_str(), config.Xres, config.Yres, 3))
{
std::cout<<"Unable to open "<<config.overlay<<'\n';
return 1;
}
}
while (!ferror(netcat))
{
usleep(100);
Image frame = webcam.frame(10);
if(!config.overlay.empty())
overlayImage(frame, overlay);
if(!passthough)
compressJpegImage(netcat, &frame);
else
fwrite(frame.data.get(), frame.size(), 1, netcat);
fflush(netcat);
}
return 0;
}