Beispiel #1
0
		/// <summary>
		/// Add profile item to the list
		/// </summary>
		/// <param name="avformat"></param>
		/// <param name="profile"></param>
		/// <param name="guid"></param>
		/// <param name="filename"></param>
		/// <returns></returns>
		public bool AddProfileItem(AsfFormatSelection avformat, IWMProfile profile, Guid guid, string filename)
		{

			if(profile == null)
			{
				return false;
			}

			try
			{
				StringBuilder profileName = new StringBuilder(MAXLENPROFNAME);
				StringBuilder profileDescription = new StringBuilder(MAXLENPROFDESC);
				int profileNameLen = MAXLENPROFNAME;
				int profileDescLen = MAXLENPROFDESC;
				int streamCount = 0;
				bool audio = false;
				bool video = false;
				int audioBitrate = 0;
				int videoBitrate = 0;
				profileName.Length = 0;
				profileDescription.Length = 0;

				int hr = profile.GetName(profileName, ref profileNameLen);
#if DEBUG
				if(hr < 0)
				{
					Debug.WriteLine("GetName failed");
				}
#endif
				
				if(hr >= 0)
				{
					hr = profile.GetDescription(profileDescription, ref profileDescLen);
#if DEBUG
					if(hr < 0)
					{
						Debug.WriteLine("GetDescription failed");
					}
#endif
				}

				if(hr >= 0)
				{
					hr = profile.GetStreamCount(out streamCount);
#if DEBUG
					if(hr < 0)
					{
						Debug.WriteLine("GetStreamCount failed");
					}
#endif
				}

				if((streamCount > 0)&&(hr >= 0))
				{
					IWMStreamConfig streamConfig = null;
					Guid streamGuid = Guid.Empty;
					audio = false;
					video = false;
					audioBitrate = 0;
					videoBitrate = 0;

					for(short i = 1;(i <= streamCount)&&(hr >= 0); i++)
					{
						hr = profile.GetStreamByNumber(i, out streamConfig);
						if((hr >= 0)&&(streamConfig != null))
						{
							hr = streamConfig.GetStreamType(out streamGuid);
							if(hr >= 0)
							{
								if(streamGuid == MediaType.Video)
								{
									video = true;
									hr = streamConfig.GetBitrate(out videoBitrate);
									if(hr < 0)
									{
										videoBitrate = 0;
									}
								} 
								else
									if(streamGuid == MediaType.Audio)
								{
									audio = true;
									hr = streamConfig.GetBitrate(out audioBitrate);
									if(hr < 0)
									{
										audioBitrate = 0;
									}
								}
								hr = 0; // Allow possible unreadable bitrates
							}
#if DEBUG
							else
							{
								Debug.WriteLine("GetStreamByNumber failed");
							}
#endif
						} // for i
					}
					// Create profile format item
					if(hr >= 0)
					{
						WMProfileData profileInfo = new WMProfileData(
							guid, profileName.ToString(), profileDescription.ToString(), audioBitrate, videoBitrate, audio, video);

						bool StoreInfo = false;

						// Check if all profiles are allowed
						switch(avformat)
						{
							case AsfFormatSelection.AllFormats:
								StoreInfo = true;
								break;
							case AsfFormatSelection.AudioOnly:
								if((profileInfo.Audio)&&(!profileInfo.Video))
								{
									StoreInfo = true;
								}
								break;
							case AsfFormatSelection.Video:
								if(profileInfo.Video)
								{
									StoreInfo = true;
								}
								break;
							case AsfFormatSelection.VideoOnly:
								if((profileInfo.Video)&&(!profileInfo.Audio))
								{
									StoreInfo = true;
								}
								break;
							default:
								break;
						}

						if(StoreInfo)
						{

							if((guid == Guid.Empty)&&(filename != null)&&(filename.Length > 0))
							{
								// Store filename
								profileInfo.Filename = filename;
							} 
							else
								if(guid != Guid.Empty)
							{
								profileInfo.Filename = "";
							}
							else
							{
								// Either a filename or guid must be supplied
								profileInfo.Dispose();
								return false;
							}

							this.InnerList.Add(profileInfo);
							return true;
						}
					}
				}
			}
			catch
			{
				// Fatal error occured ...
			}
			return false;
		}