internal void RequestMeta(string filename)
{
taskThread.QueueThisUpPlease(() =>
{
var filenameMeta = fileMapping.AddGetMetaFilename(filename);
fileMapping.MakeSureDataFolderExists(filenameMeta);
if (!File.Exists(filenameMeta))
{
// generates the thumbnails
UiConsolePush(VidkaConsoleLogLevel.Info, "generating meta " + Path.GetFileName(filenameMeta));
var op1 = new MetadataExtraction(filename, filenameMeta);
UiPushResult(op1);
if (MetaReady != null && op1.MetaXml != null)
{
MetaReady(filename, op1.MetaXml);
}
}
else
{
var metaXml = MetadataExtraction.LoadMetaFromXml(filenameMeta);
if (MetaReady != null)
{
MetaReady(filename, metaXml);
}
}
});
}
public void ___paintEnd()
{
// remove images we are no longer using
cxzxc("___paintEnd");
cxzxc("to-remove:" + imgNotUsed.Select(x => debug_urlIndex(x)).StringJoin(","));
foreach (var notUsed in imgNotUsed)
{
cxzxc("removing " + debug_url_thumb(notUsed));
//if (!thumbsCache.ContainsKey(notUsed))
// continue;
var img = imgCache[notUsed];
imgCache.Remove(notUsed);
img.Dispose();
}
imgNotUsed.Clear();
cxzxc("to-add:" + requests_thumb.SelectMany(x => x.Value.Select(y => "" + y)).StringJoin(","));
// start loading any new images which we require
foreach (var filename in requests_thumb.Keys)
{
var indices = requests_thumb[filename];
taskThread.QueueThisUpPlease(() =>
{
if (!File.Exists(filename))
{
return;
}
Bitmap thumbsAll = System.Drawing.Image.FromFile(filename, true) as Bitmap;
var nRow = thumbsAll.Width / ThumbnailTest.ThumbW;
var nCol = thumbsAll.Height / ThumbnailTest.ThumbH;
foreach (var index in indices)
{
var url = getUrl_thumb(filename, index);
if (imgCache.ContainsKey(url))
{
continue;
}
Bitmap target = new Bitmap(ThumbnailTest.ThumbW, ThumbnailTest.ThumbH);
rectCrop.X = ThumbnailTest.ThumbW * (index % nCol);
rectCrop.Y = ThumbnailTest.ThumbH * (index / nRow);
rectCrop.Width = ThumbnailTest.ThumbW;
rectCrop.Height = ThumbnailTest.ThumbH;
using (Graphics g = Graphics.FromImage(target))
g.DrawImage(thumbsAll, rectThumb, rectCrop, GraphicsUnit.Pixel);
cxzxc("adding " + debug_url_thumb(url));
imgCache.Add(url, target);
if (imgCache.Count > MAX_ThumbsBeforeCleanseUnused)
{
removeUnusedOnNextRepaint = true;
}
// remove from requests
//requests[filename].Remove(index);
//if (requests[filename].Count == 0)
// requests.Remove(filename);
}
});
}
requests_thumb.Clear();
foreach (var filename in requests_other.Keys)
{
var url = filename;
taskThread.QueueThisUpPlease(() =>
{
if (imgCache.ContainsKey(url))
{
return;
}
if (!File.Exists(filename))
{
return;
}
Bitmap bmp = System.Drawing.Image.FromFile(filename, true) as Bitmap;
cxzxc("adding " + debug_url_other(url));
imgCache.Add(url, bmp);
if (imgCache.Count > MAX_ThumbsBeforeCleanseUnused)
{
removeUnusedOnNextRepaint = true;
}
});
}
requests_other.Clear();
}