private mmStatus pauseSesssion(mmSessionDictionaryKeys flags, IntPtr lpData)
{
if (_hSession == IntPtr.Zero)
return mmStatus.MM_STS_LIB_ERROR_INVALID_STATE;
return mmMethods.mmClientPause(_hSession);
}
public static mmStatus mmDictionarySet(IntPtr hSession, mmSessionDictionaryKeys key, IntPtr pValue)
{
IntPtr pKey = Marshal.StringToHGlobalAnsi(key.ToString());
mmStatus sts = NativeMethods.mmDictionarySet(hSession, pKey, pValue);
Marshal.FreeHGlobal(pKey);
return(sts);
}
private mmStatus closeSession(mmSessionDictionaryKeys flags, IntPtr lpData)
{
mmStatus sts = mmStatus.MM_STS_NONE;
if (_hSession == IntPtr.Zero)
sts = mmStatus.MM_STS_LIB_ERROR_INVALID_STATE;
else
{
sts = mmMethods.mmClose(_hSession);
_hSession = IntPtr.Zero;
}
return sts;
}
public MM_TASK(MM_TASK_ITEM item, mmSessionDictionaryKeys dictKey, IntPtr lpData, int dataSize)
{
_item = item;
_dictKey = dictKey;
if (dataSize > 0) // not using internal parameters (_parms)
{
try
{
_lpData = Marshal.AllocHGlobal(dataSize);
MMInterop.memcpy(_lpData, lpData, new UIntPtr((uint)dataSize));
}
catch { Debug.Assert(false); }
}
}
private mmStatus playSesssion(mmSessionDictionaryKeys flags, IntPtr lpData)
{
if (_hSession == IntPtr.Zero)
return mmStatus.MM_STS_LIB_ERROR_INVALID_STATE;
if (lpData != IntPtr.Zero) // else a re-connect on error case using existing params
{
_parms.Play.PlayParms = (MM_CLIENT_PLAY)Marshal.PtrToStructure(lpData, typeof(MM_CLIENT_PLAY));
if (_parms.Play.PlayParms.Size == (Marshal.SizeOf(typeof(MM_CLIENT_PLAY))))
{
_parms.Play.StartTime = MMInterop.PtrToString(lpData + Marshal.SizeOf(typeof(MM_CLIENT_PLAY)));
_parms.Play.EndTime = MMInterop.PtrToString(lpData + Marshal.SizeOf(typeof(MM_CLIENT_PLAY)) + (2 * (_parms.Play.StartTime.Length + 1)));
}
else
return mmStatus.MM_STS_SRC_ERROR_INCOMPATIBLE_API;
}
if (string.IsNullOrEmpty(_parms.Play.StartTime))
_parms.Play.PlayParms.PStartTime = IntPtr.Zero;
else
_parms.Play.PlayParms.PStartTime = (IntPtr)Marshal.StringToHGlobalAnsi(_parms.Play.StartTime);
if (string.IsNullOrEmpty(_parms.Play.EndTime))
_parms.Play.PlayParms.PEndTime = IntPtr.Zero;
else
_parms.Play.PlayParms.PEndTime = (IntPtr)Marshal.StringToHGlobalAnsi(_parms.Play.EndTime);
mmStatus sts = mmMethods.mmClientPlay(_hSession, ref _parms.Play.PlayParms);
if (_parms.Play.PlayParms.PStartTime != IntPtr.Zero)
Marshal.FreeHGlobal(_parms.Play.PlayParms.PStartTime);
if (_parms.Play.PlayParms.PEndTime != IntPtr.Zero)
Marshal.FreeHGlobal(_parms.Play.PlayParms.PEndTime);
return sts; // any play error makes its way back via the callback
}
private mmStatus openSesssion(mmSessionDictionaryKeys flags, IntPtr lpData)
{
if (_hSession != IntPtr.Zero)
return mmStatus.MM_STS_LIB_ERROR_INVALID_STATE;
if (lpData != IntPtr.Zero) // else a re-connect on error case using existing params
{
_parms.Open.OpenParms = (MM_CLIENT_OPEN)Marshal.PtrToStructure(lpData, typeof(MM_CLIENT_OPEN));
if (_parms.Open.OpenParms.Size == (Marshal.SizeOf(typeof(MM_CLIENT_OPEN))))
{
_parms.Open.URL = MMInterop.PtrToString(lpData + Marshal.SizeOf(typeof(MM_CLIENT_OPEN)));
_parms.Open.UserName = MMInterop.PtrToString(lpData + Marshal.SizeOf(typeof(MM_CLIENT_OPEN)) + (2 * (_parms.Open.URL.Length + 1)));
_parms.Open.PassWord = MMInterop.PtrToString(lpData + Marshal.SizeOf(typeof(MM_CLIENT_OPEN)) + (2 * ((_parms.Open.URL.Length + 1) + (_parms.Open.UserName.Length + 1))));
}
else
return mmStatus.MM_STS_SRC_ERROR_INCOMPATIBLE_API;
}
string basicAuth = _parms.Open.URL;
if( (uint)flags != 0x80000000) // playlist case
_windowParent.LockPaintSessionStatus("Opening URL: " + _parms.Open.URL);
_windowParent.LockSetSessionWindowText(_parms.Open.URL);
if (!string.IsNullOrEmpty(_parms.Open.UserName))
{
var index = _parms.Open.URL.IndexOf("://");
if (index != -1)
basicAuth = basicAuth.Insert(index + 3, _parms.Open.UserName + ":" + _parms.Open.PassWord + "@");
}
_parms.Open.OpenParms.HWnd = _windowParent.GetHWND();
// account for UTF8 encoded data
int len = Encoding.UTF8.GetByteCount(basicAuth);
byte[] utf8Bytes = new byte[len + 1];
Encoding.UTF8.GetBytes(basicAuth, 0, basicAuth.Length, utf8Bytes, 0);
_parms.Open.OpenParms.PURL = Marshal.AllocHGlobal(utf8Bytes.Length);
Marshal.Copy(utf8Bytes, 0, _parms.Open.OpenParms.PURL, utf8Bytes.Length);
if (_parms.Open.Reserved != 0)
{
_parms.Open.OpenParms.PReserved = Marshal.AllocHGlobal(Marshal.SizeOf(typeof(IntPtr)));
Marshal.WriteInt32(_parms.Open.OpenParms.PReserved, 0, ((int)_parms.Open.Reserved));
}
else
_parms.Open.OpenParms.PReserved = IntPtr.Zero;
mmStatus sts = mmMethods.mmClientOpen(out _hSession, ref _parms.Open.OpenParms);
if (sts != mmStatus.MM_STS_NONE)
{
_windowParent.LockPaintSessionStatus($"STATUS 0x{sts:X} Opening URL: " + _parms.Open.URL);
_windowParent._watchDog.Enabled = true;
// start a fresh
_parms.Play.StartTime = null;
_parms.Play.EndTime = null;
}
else
_windowParent.LockPaintSessionStatus("");
if (_parms.Open.OpenParms.PReserved != IntPtr.Zero)
Marshal.FreeHGlobal(_parms.Open.OpenParms.PReserved);
Marshal.FreeHGlobal(_parms.Open.OpenParms.PURL);
return sts;
}
private mmStatus dictSession(mmSessionDictionaryKeys flags, IntPtr lpData)
{
mmStatus sts = mmStatus.MM_STS_NONE;
if (_hSession == IntPtr.Zero)
return mmStatus.MM_STS_LIB_ERROR_INVALID_STATE;
try
{
// use either local structure (startup) or lpData from synchronized SendMessage
switch ((mmSessionDictionaryKeys)flags)
{
case mmSessionDictionaryKeys.CLI_DEWARP:
if (lpData != IntPtr.Zero)
_parms.Dewarp.DewarpParms = (MM_CLIENT_DEWARP)Marshal.PtrToStructure(lpData, typeof(MM_CLIENT_DEWARP));
else
{
lpData = Marshal.AllocHGlobal(Marshal.SizeOf(typeof(MM_CLIENT_DEWARP)));
Marshal.StructureToPtr(_parms.Dewarp.DewarpParms, lpData, false);
}
break;
case mmSessionDictionaryKeys.CLI_SOURCE:
if (lpData != IntPtr.Zero)
{
MM_CLIENT_SOURCE source = (MM_CLIENT_SOURCE)Marshal.PtrToStructure(lpData, typeof(MM_CLIENT_SOURCE));
if ((source.Size == (uint)Marshal.SizeOf(typeof(MM_CLIENT_SOURCE))))
{
if ((source.Flags & MM_CLIENT_SOURCE_REQUEST.MM_CLIENT_SOURCE_RENDER) == MM_CLIENT_SOURCE_REQUEST.MM_CLIENT_SOURCE_RENDER)
_parms.Source.SourceParms.BRender = source.BRender;
if ((source.Flags & MM_CLIENT_SOURCE_REQUEST.MM_CLIENT_SOURCE_ASPECT_RATIO) == MM_CLIENT_SOURCE_REQUEST.MM_CLIENT_SOURCE_ASPECT_RATIO)
_parms.Source.SourceParms.BEnforceAR = source.BEnforceAR;
_parms.Source.SourceParms.Flags |= source.Flags;
}
else
return mmStatus.MM_STS_SRC_ERROR_INCOMPATIBLE_API;
}
else
{
lpData = Marshal.AllocHGlobal(Marshal.SizeOf(typeof(MM_CLIENT_SOURCE)));
Marshal.StructureToPtr(_parms.Source.SourceParms, lpData, false);
}
break;
case mmSessionDictionaryKeys.CLI_ZOOM:
if (lpData != IntPtr.Zero)
_parms.Zoom.ZoomParms = (MM_RECT)Marshal.PtrToStructure(lpData, typeof(MM_RECT));
else
{
lpData = Marshal.AllocHGlobal(Marshal.SizeOf(typeof(MM_RECT)));
Marshal.StructureToPtr(_parms.Zoom.ZoomParms, lpData, false);
}
break;
case mmSessionDictionaryKeys.CLI_CHILD:
if (lpData == IntPtr.Zero)
Debug.Assert(false);
break;
case mmSessionDictionaryKeys.CLI_RESET:
break;
default:
break;
}
sts = mmMethods.mmDictionarySet(_hSession, (mmSessionDictionaryKeys)flags, lpData);
}
catch { Debug.Assert(false); }
return sts;
}
