void proxy_NewFrame(object sender, NewFrameEventArgs e)
{
FFMPEGProxy proxy = sender as FFMPEGProxy;
var frame = e.NewFrame;
if (proxy == null || frame == null)
{
return;
}
Dispatcher.Invoke(new Action
(() =>
{
if (!IsBitmapValid(frame))
{
double ratio = proxy.GuessAspectRatio(frame);
if (ratio == 0)
{
ratio = 16 / 9;
}
bitmapFrame = new WriteableBitmap(
frame.Width,
frame.Height, 96, 96 * ratio, PixelFormats.Pbgra32
, null
);
videodest.Source = bitmapFrame;
}
bitmapFrame.Lock();
proxy.CopyToBuffer(frame, bitmapFrame.BackBuffer, bitmapFrame.BackBufferStride);
bitmapFrame.AddDirtyRect(new Int32Rect(0, 0, frame.Width, frame.Height));
bitmapFrame.Unlock();
}));
// e.NewFrame
}
private void Button_Click(object sender, RoutedEventArgs e)
{
if (proxy != null)
{
var oldproxy = proxy;
oldproxy.NewFrame -= proxy_NewFrame;
// desynchronisation pour eviter les interblocage avec l'affichage.
Task.Run(() => oldproxy.Dispose());
}
proxy = new FFMPEGProxy();
proxy.NewFrame += proxy_NewFrame;
proxy.Options.Add("fflags", "nobuffer");
proxy.Options.Add("tot", "nobuffer");
string uri = "rtsp://mafreebox.freebox.fr/fbxtv_pub/stream?namespace=1&service=201&flavour=sd";
Task.Run(
() =>
{
try
{
proxy.Open(uri);
}
catch (Exception error)
{
Console.WriteLine(error.Message);
}
});
}
void PlaySomethingInvalid()
{
FFMPEGProxy testProxy = new FFMPEGProxy();
testProxy.Open("InexistentFileName");
}
void GuessAspectRatio()
{
FFMPEGProxy testProxy = new FFMPEGProxy();
Assert.ThrowsAny <ArgumentNullException>(() => testProxy.GuessAspectRatio(null));
}
void PlayNull()
{
FFMPEGProxy testProxy = new FFMPEGProxy();
Assert.ThrowsAny <ArgumentNullException>(() => testProxy.Open(null));
}