public bool Open(IntPtr buffer, uint bufferSize)
{
if (this.openState == OpenStateEnum.Close)
{
InputLock.WaitOne();
if (!PlayCtrl.PlayM4_GetPort(ref playerPort)) return false;
if (!PlayCtrl.PlayM4_SetStreamOpenMode(playerPort, PlayCtrl.STREAME_REALTIME)) return false;
if (!PlayCtrl.PlayM4_OpenStream(playerPort, buffer, bufferSize, 600 * 1024)) return false;
if (!PlayCtrl.PlayM4_GetPictureSize(playerPort, out this.width, out this.height)) return false;
if (!PlayCtrl.PlayM4_SetDecCBStream(playerPort, 1)) return false;
this.DecCBCallbackHandle = new PlayCtrl.DecCBFun(this.DecCallBack);
if (!PlayCtrl.PlayM4_SetDecCallBack(playerPort, this.DecCBCallbackHandle)) return false;
if (!PlayCtrl.PlayM4_Play(playerPort, IntPtr.Zero)) return false;
Marshal.FreeHGlobal(buffer);
this.openState = OpenStateEnum.RealDecode;
InputLock.Set();
return true;
}
else if (this.openState == OpenStateEnum.RealDecode)
{
PlayCtrl.PlayM4_InputData(playerPort, buffer, bufferSize);
Marshal.FreeHGlobal(buffer);
}
return false;
}
public bool Open(string file)
{
FileInfo record = new FileInfo(file);
if (!record.Exists) throw new ApplicationException("Record is not exist!|OpenFileDecode");
ushort headLength = 40;//PlayCtrl.PlayM4_GetFileHeadLength();
if (record.Length < headLength) throw new ApplicationException("Head length error!|OpenFileDecode");
byte[] headData = new byte[headLength];
IntPtr headBuffer = Marshal.AllocHGlobal(headData.Length);
FileStream recordStream = new FileStream(record.FullName, FileMode.Open, FileAccess.Read);
recordStream.Read(headData, 0, Convert.ToInt32(headLength));
Marshal.Copy(headData, 0, headBuffer, headLength);
if (!PlayCtrl.PlayM4_GetPort(ref playerPort)) return false;
if (!PlayCtrl.PlayM4_SetStreamOpenMode(playerPort, PlayCtrl.STREAME_FILE)) return false;
if (!PlayCtrl.PlayM4_OpenStream(playerPort, headBuffer, Convert.ToUInt32(headData.Length), 600 * 1024)) return false;
if (!PlayCtrl.PlayM4_SetDecCBStream(playerPort, 1)) return false;
this.DecCBCallbackHandle = new PlayCtrl.DecCBFun(this.DecCallBack);
if (!PlayCtrl.PlayM4_SetDecCallBack(playerPort, this.DecCBCallbackHandle)) return false;
if (!PlayCtrl.PlayM4_Play(playerPort, IntPtr.Zero)) return false;
this.openState = OpenStateEnum.FileDecode;
Marshal.FreeHGlobal(headBuffer);
if (this.decodeCallback != null)
ThreadPool.QueueUserWorkItem(new WaitCallback(RecordCall), recordStream);
return true;
}
