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Combined webcam logic, minor code reorg

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This commit is contained in:
Matt Hill
2016-04-24 21:55:51 -04:00
parent 2c1af6fecf
commit 13bd0f1503
1 changed files with 8 additions and 24 deletions
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32
src/main.cpp
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@@ -40,6 +40,7 @@ const std::string MAIN_WINDOW_NAME = "ALPR main window";
const bool SAVE_LAST_VIDEO_STILL = false;
const std::string LAST_VIDEO_STILL_LOCATION = "/tmp/laststill.jpg";
const std::string WEBCAM_PREFIX = "/dev/video";
MotionDetector motiondetector;
bool do_motiondetection = true;
@@ -161,38 +162,21 @@ int main( int argc, const char** argv )
}
}
else if (startsWith(filename, "/dev/video"))
else if (filename == "webcam" || startsWith(filename, WEBCAM_PREFIX))
{
int webcamnumber = 0;
if(filename.length() > 10)
// If they supplied "/dev/video[number]" parse the "number" here
if(startsWith(filename, WEBCAM_PREFIX) && filename.length() > WEBCAM_PREFIX.length())
{
std::string webcam_str_num;
for(int a = 11; a <= filename.length(); a=a+1)
{
webcam_str_num.append(filename,a,1);
}
int webcamnumber = atoi(webcam_str_num.c_str());
}
else
{
std::cout << "Incorrect Webcam Address" << std::endl;
return 1;
webcamnumber = atoi(filename.substr(WEBCAM_PREFIX.length()).c_str());
}
int framenum = 0;
cv::VideoCapture cap(webcamnumber);
if (!cap.isOpened())
{
std::cout << "Error opening webcam" << std::endl;
return 1;
}
}
else if (filename == "webcam")
{
int framenum = 0;
cv::VideoCapture cap(0);
if (!cap.isOpened())
{
std::cout << "Error opening webcam" << std::endl;
std::cerr << "Error opening webcam" << std::endl;
return 1;
}