public static uint AddWatch(IOChannel channel, int priority, IOCondition condition, IOFunc func, DestroyNotify notify)
{
objs.Add(func);
objs.Add(notify);
return(g_io_add_watch_full(channel, priority, condition, func, IntPtr.Zero, notify));
}
private bool DataReadyHandler (IntPtr channel, IOCondition condition, IntPtr data)
{
DataReadEventArgs args = new DataReadEventArgs (condition);
if (data_ready != null)
data_ready (this, args);
return args.Continue;
}
bool DataReadyHandler(IntPtr channel, IOCondition condition, IntPtr data)
{
var args = new DataReadEventArgs(condition);
if (data_ready != null)
{
data_ready(this, args);
}
return(args.Continue);
}
public uint AddWatch(int priority, IOCondition condition, IOFunc func)
{
IOFuncWrapper func_wrapper = null;
IntPtr user_data = IntPtr.Zero;
DestroyNotify notify = null;
if (func != null)
{
func_wrapper = new IOFuncWrapper(func);
user_data = (IntPtr)GCHandle.Alloc(func_wrapper);
notify = DestroyHelper.NotifyHandler;
}
return(g_io_add_watch_full(Handle, priority, (int)condition, func_wrapper.NativeDelegate, user_data, notify));
}
/// <summary>
/// Process keyboard input
/// </summary>
static bool HandleKeyboard(IOChannel source, IOCondition condition)
{
if (source.ReadLine(out string str) != IOStatus.Normal)
{
return(true);
}
switch (Char.ToLower(str[0]))
{
case 'p':
_data.Playing = !_data.Playing;
var newState = _data.Playing ? State.Playing : State.Paused;
_data.Pipeline.SetState(newState);
Console.WriteLine("Setting state to {0}", newState);
break;
case 's':
if (str[0] == 'S')
{
_data.Rate *= 2.0;
}
else
{
_data.Rate /= 2.0;
}
SendSeekEvent();
break;
case 'd':
_data.Rate *= -1.0;
SendSeekEvent();
break;
case 'n':
if (_data.VideoSink == null)
{
//If we have not done so, obtain the sink through which we will send the step events
_data.VideoSink = (Element)_data.Pipeline["video-sink"];
}
var stepEvent = Gst.Event.NewStep(Format.Buffers, 10, Math.Abs(_data.Rate), true, false);
_data.VideoSink.SendEvent(stepEvent);
Console.WriteLine("Stepping one frame");
break;
case 'q':
_data.Loop.Quit();
break;
}
return(true);
}
static bool ReadStdout(IOChannel source, IOCondition condition)
{
if ((condition & IOCondition.In) == IOCondition.In)
{
string txt;
if (source.ReadToEnd(out txt) == IOStatus.Normal)
{
Console.WriteLine("[AsyncWithPipesTest output] " + txt);
}
}
if ((condition & IOCondition.Hup) == IOCondition.Hup)
{
source.Dispose();
ml.Quit();
return(true);
}
return(true);
}
static extern uint g_io_add_watch(HandleRef handle, IOCondition cond, IOFunc func, IntPtr data);
protected static extern uint g_io_add_watch_full(IOChannel channel, int priority, IOCondition condition, IOFunc func, IntPtr user_data, DestroyNotify notify);
public static uint AddWatch(IOChannel channel, IOCondition condition, IOFunc func)
{
objs.Add(func);
return(g_io_add_watch(channel, condition, func, IntPtr.Zero));
}
protected static extern uint g_io_add_watch(IOChannel channel, IOCondition condition, IOFunc func, IntPtr user_data);
static bool ReadStdout (IOChannel source, IOCondition condition)
{
if ((condition & IOCondition.In) == IOCondition.In) {
string txt;
if (source.ReadToEnd (out txt) == IOStatus.Normal)
Console.WriteLine ("[AsyncWithPipesTest output] " + txt);
}
if ((condition & IOCondition.Hup) == IOCondition.Hup) {
source.Dispose ();
ml.Quit ();
return true;
}
return true;
}
private uint AddWatch (IOCondition condition, IOFunc func)
{
return g_io_add_watch (handle, condition, func, IntPtr.Zero);
}
public DataReadEventArgs(IOCondition condition)
{
Condition = condition;
Continue = true;
}
public static uint AddWatch(IOChannel channel, IOCondition condition, IOFunc func)
{
objs.Add (func);
return g_io_add_watch (channel.Handle, condition, func, IntPtr.Zero);
}
protected static extern uint g_io_add_watch(IntPtr channel, IOCondition condition, IOFunc func, IntPtr user_data);
public DataReadEventArgs(IOCondition condition)
{
Condition = condition;
Continue = true;
}
private static WatchEventKind MapEventsL(IOCondition events)
{
WatchEventKind val = WatchEventKind.None;
if((events & IOCondition.In) != 0)
val |= WatchEventKind.In;
else if((events & IOCondition.Out) != 0)
val |= WatchEventKind.Out;
else if((events & IOCondition.Err) != 0)
val |= WatchEventKind.Err;
else if((events & IOCondition.Hup) != 0)
val |= WatchEventKind.Hup;
return val;
}
uint AddWatch(IOCondition ioCondition, IOFunc ioFunc)
{
return(g_io_add_watch(handle, ioCondition, ioFunc, IntPtr.Zero));
}
static extern uint g_io_add_watch(HandleRef handle, IOCondition cond, IOFunc func, IntPtr data);
public uint AddWatch (int priority, IOCondition condition, IOFunc func)
{
IOFuncWrapper func_wrapper = null;
IntPtr user_data = IntPtr.Zero;
DestroyNotify notify = null;
if (func != null) {
func_wrapper = new IOFuncWrapper (func);
user_data = (IntPtr) GCHandle.Alloc (func_wrapper);
notify = DestroyHelper.NotifyHandler;
}
return g_io_add_watch_full (Handle, priority, (int) condition, func_wrapper.NativeDelegate, user_data, notify);
}
public static uint AddWatch(IOChannel channel, int priority, IOCondition condition, IOFunc func, DestroyNotify notify)
{
objs.Add (func);
objs.Add (notify);
return g_io_add_watch_full (channel.Handle, priority, condition, func, IntPtr.Zero, notify);
}
private uint AddWatch(IOCondition condition, IOFunc func)
{
return g_io_add_watch (handle, condition, func, IntPtr.Zero);
}
protected static extern uint g_io_add_watch_full(IntPtr channel, int priority, IOCondition condition, IOFunc func, IntPtr user_data, DestroyNotify notify);
private bool DataReadyHandler(IntPtr channel, IOCondition condition, IntPtr data)
{
DataReadEventArgs args = new DataReadEventArgs (condition);
if (data_ready != null)
data_ready (this, args);
return args.Continue;
}
