public static void Startffmpeg()
{
var rtsp = ConfigurationManager.AppSettings["rtsp"];
var pathFF = MediaHelper.FFmpegImgfolder();
MediaHelper.EnsureDirCreated(pathFF);
var fps = ConfigurationManager.AppSettings["fps"];
var cmd = $"-i {rtsp} -vf fps={fps} {pathFF}\\ffout%d.png";
var ffPath = ConfigurationManager.AppSettings["ffPath"];
RunProcessBlock(cmd, ffPath);
}
public void StartAsync()
{
Task.Run(() =>
{
var vcaPath = MediaHelper.VcaImgfolder();
var ffPath = MediaHelper.FFmpegImgfolder();
MediaHelper.EnsureDirCreated(vcaPath, ffPath);
while (true)
{
try
{
var allImgs = Directory.GetFiles(ffPath).OrderBy(x => x).ToList();
string first = string.Empty;
////try take one image from ffmpeg folder
if (allImgs.Count > 0)
{
first = allImgs[0];
var fileName = MediaHelper.FileName(first);
var vcaImgPath = $"{vcaPath}\\{fileName}";
if (File.Exists(vcaImgPath))
{
vcaImgPath = MediaHelper.UniquePath(vcaImgPath);
}
File.Move(first, vcaImgPath);
}
Thread.Sleep(1000);
}
catch (Exception ex)
{
// locked by ffmpeg, skip, later will try again
}
}
});
}