public JpegImage(byte[] data, JpegImage.ImageType imageType, string imageUrl)
{
Debugger.printToDebug("Creating Jpeg");
rawDataGetSet = data;
type = imageType;
//urlGetSet = imageUrl;
}
private string getUrlStringForImageType(JpegImage.ImageType type)
{
string latestImagePageUrl = getUrlForLatestImagePage(type);
HtmlWeb web = new HtmlWeb();
HtmlDocument doc = new HtmlDocument();
doc = web.Load(latestImagePageUrl);
int count = 0;
string result = "";
foreach (HtmlNode link in doc.DocumentNode.SelectNodes("//a[@href]"))
{
HtmlAttribute att = link.Attributes["href"];
if (att.Value.Contains("sdcard?path"))
{
result = "http://192.168.143.141" + att.Value;
count += 1;
}
}
if (count == 1)
{
imageManager.debugMessage = result;
return(result);
}
if (count == 0)
{
return("url not found");
}
return("multiple url found");
}
private string getUrlForLatestImagePage(JpegImage.ImageType type)
{
switch (type)
{
case JpegImage.ImageType.RGB:
return("http://192.168.143.141/last_img?lnk=li0&camera=1");
case JpegImage.ImageType.NIR:
return("http://192.168.143.141/last_img?lnk=li0&camera=2");
default:
return("");
}
}
public void FetchLatestImage(JpegImage.ImageType type)
{
HttpClient client = new HttpClient();
string url = getUrlStringForImageType(type);
client.Get(new Uri(url), HttpCompletionOption.AllResponseContent, async(r) =>
{
imageManager.debugMessage = "Fetching Image";
byte[] data = r.ReadAsByteArray();
imageManager.debugMessage = "data read";
imageManager.debugMessage = "data size is " + r.PercentageComplete.ToString() + type.ToString();
//imageManager.debugMessage = "status code is: " + r.StatusCode.ToString();
//imageManager.debugMessage = "isSuccessStatusCode: " + r.IsSuccessStatusCode.ToString();
JpegImage jpeg = new JpegImage(data, type, url);
//imageManager.debugMessage = "jpeg created. Data size is " + data.Length.ToString();
imageManager.updateLatestImage(jpeg);
//imageManager.debugMessage = type.ToString() + "Image Fetched";
//imageManager.debugMessage = data[2000].ToString();
});
}