コード例 #1
0
ファイル: File.cs プロジェクト: JayDown/taglib-sharp
        /// <summary>
        ///    Reads the file with a specified read style.
        /// </summary>
        /// <param name="propertiesStyle">
        ///    A <see cref="ReadStyle" /> value specifying at what level
        ///    of accuracy to read the media properties, or <see
        ///    cref="ReadStyle.None" /> to ignore the properties.
        /// </param>
        void Read (ReadStyle propertiesStyle)
        {
            // TODO: Support Id3v2 boxes!!!
            tag = new CombinedTag ();
            Mode = AccessMode.Read;
            try {
                var parser = new FileParser (this);

                if ((propertiesStyle & ReadStyle.Average) == 0)
                    parser.ParseTag ();
                else
                    parser.ParseTagAndProperties ();

                InvariantStartPosition = parser.MdatStartPosition;
                InvariantEndPosition = parser.MdatEndPosition;

                UdtaBoxes.AddRange (parser.UserDataBoxes);

                // Ensure our collection contains at least a single empty box
                if (UdtaBoxes.Count == 0) {
                    var dummy = new IsoUserDataBox ();
                    UdtaBoxes.Add (dummy);
                }

                // Check if a udta with ILST actually exists
                if (IsAppleTagUdtaPresent ())
                    TagTypesOnDisk |= TagTypes.Apple;   //There is an udta present with ILST info

                // Find the udta box with the Apple Tag ILST
                IsoUserDataBox udtaBox = FindAppleTagUdta ();
                if (null == udtaBox) {
                    udtaBox = new IsoUserDataBox ();
                }
                apple_tag = new AppleTag (udtaBox);
                tag.SetTags (apple_tag);

                // If we're not reading properties, we're done.
                if ((propertiesStyle & ReadStyle.Average) == 0) {
                    Mode = AccessMode.Closed;
                    return;
                }

                // Get the movie header box.
                var mvhd_box = parser.MovieHeaderBox;
                if (mvhd_box == null) {
                    Mode = AccessMode.Closed;
                    throw new CorruptFileException ("mvhd box not found.");
                }

                var audio_sample_entry = parser.AudioSampleEntry;
                var visual_sample_entry = parser.VisualSampleEntry;

                // Read the properties.
                properties = new Properties (mvhd_box.Duration, audio_sample_entry, visual_sample_entry);
            } finally {
                Mode = AccessMode.Closed;
            }
        }
コード例 #2
0
 private void Read(ReadStyle propertiesStyle)
 {
     tag  = new CombinedTag();
     Mode = AccessMode.Read;
     try
     {
         FileParser parser = new FileParser(this);
         if (propertiesStyle == ReadStyle.None)
         {
             parser.ParseTag();
         }
         else
         {
             parser.ParseTagAndProperties();
         }
         InvariantStartPosition = parser.MdatStartPosition;
         InvariantEndPosition   = parser.MdatEndPosition;
         udta_boxes.AddRange(parser.UserDataBoxes);
         if (udta_boxes.Count == 0)
         {
             IsoUserDataBox dummy = new IsoUserDataBox();
             udta_boxes.Add(dummy);
         }
         if (IsAppleTagUdtaPresent())
         {
             TagTypesOnDisk |= TagTypes.Apple;
         }
         IsoUserDataBox udtaBox = FindAppleTagUdta();
         if (null == udtaBox)
         {
             udtaBox = new IsoUserDataBox();
         }
         apple_tag = new AppleTag(udtaBox);
         tag.SetTags(apple_tag);
         if (propertiesStyle == ReadStyle.None)
         {
             Mode = AccessMode.Closed;
             return;
         }
         IsoMovieHeaderBox mvhd_box = parser.MovieHeaderBox;
         if (mvhd_box == null)
         {
             Mode = AccessMode.Closed;
             throw new CorruptFileException("mvhd box not found.");
         }
         IsoAudioSampleEntry  audio_sample_entry  = parser.AudioSampleEntry;
         IsoVisualSampleEntry visual_sample_entry = parser.VisualSampleEntry;
         properties = new Properties(mvhd_box.Duration, audio_sample_entry, visual_sample_entry);
     }
     finally
     {
         Mode = AccessMode.Closed;
     }
 }
コード例 #3
0
 private void Read(ReadStyle propertiesStyle)
 {
     this.tag = new CombinedTag();
     base.Mode = TagLib.File.AccessMode.Read;
     try
     {
         FileParser parser = new FileParser(this);
         if (propertiesStyle == ReadStyle.None)
         {
             parser.ParseTag();
         }
         else
         {
             parser.ParseTagAndProperties();
         }
         base.InvariantStartPosition = parser.MdatStartPosition;
         base.InvariantEndPosition = parser.MdatEndPosition;
         this.udta_box = parser.UserDataBox;
         if (((this.udta_box != null) && (this.udta_box.GetChild(BoxType.Meta) != null)) && (this.udta_box.GetChild(BoxType.Meta).GetChild(BoxType.Ilst) != null))
         {
             base.TagTypesOnDisk |= TagTypes.Apple;
         }
         if (this.udta_box == null)
         {
             this.udta_box = new IsoUserDataBox();
         }
         this.apple_tag = new AppleTag(this.udta_box);
         TagLib.Tag[] tags = new TagLib.Tag[] { this.apple_tag };
         this.tag.SetTags(tags);
         if (propertiesStyle == ReadStyle.None)
         {
             base.Mode = TagLib.File.AccessMode.Closed;
         }
         else
         {
             IsoMovieHeaderBox movieHeaderBox = parser.MovieHeaderBox;
             if (movieHeaderBox == null)
             {
                 base.Mode = TagLib.File.AccessMode.Closed;
                 throw new CorruptFileException("mvhd box not found.");
             }
             IsoAudioSampleEntry audioSampleEntry = parser.AudioSampleEntry;
             IsoVisualSampleEntry visualSampleEntry = parser.VisualSampleEntry;
             ICodec[] codecs = new ICodec[] { audioSampleEntry, visualSampleEntry };
             this.properties = new TagLib.Properties(movieHeaderBox.Duration, codecs);
         }
     }
     finally
     {
         base.Mode = TagLib.File.AccessMode.Closed;
     }
 }
コード例 #4
0
ファイル: File.cs プロジェクト: joconno4/MediaPortal-2
		/// <summary>
		///    Reads the file with a specified read style.
		/// </summary>
		/// <param name="propertiesStyle">
		///    A <see cref="ReadStyle" /> value specifying at what level
		///    of accuracy to read the media properties, or <see
		///    cref="ReadStyle.None" /> to ignore the properties.
		/// </param>
		private void Read (ReadStyle propertiesStyle)
		{
			// TODO: Support Id3v2 boxes!!!
			tag = new CombinedTag ();
			Mode = AccessMode.Read;
			try {
				FileParser parser = new FileParser (this);
				
				if (propertiesStyle == ReadStyle.None)
					parser.ParseTag ();
				else
					parser.ParseTagAndProperties ();
				
				InvariantStartPosition = parser.MdatStartPosition;
				InvariantEndPosition = parser.MdatEndPosition;
				
				udta_box = parser.UserDataBox;
				
				if (udta_box != null && udta_box.GetChild (BoxType.Meta)
					!= null && udta_box.GetChild (BoxType.Meta
					).GetChild (BoxType.Ilst) != null)
					TagTypesOnDisk |= TagTypes.Apple;
				
				if (udta_box == null)
					udta_box = new IsoUserDataBox ();
				
				apple_tag = new AppleTag (udta_box);
				tag.SetTags (apple_tag);
				
				// If we're not reading properties, we're done.
				if (propertiesStyle == ReadStyle.None) {
					Mode = AccessMode.Closed;
					return;
				}
				
				// Get the movie header box.
				IsoMovieHeaderBox mvhd_box = parser.MovieHeaderBox;
				if(mvhd_box == null) {
					Mode = AccessMode.Closed;
					throw new CorruptFileException (
						"mvhd box not found.");
				}
				
				IsoAudioSampleEntry  audio_sample_entry =
					parser.AudioSampleEntry;
				IsoVisualSampleEntry visual_sample_entry =
					parser.VisualSampleEntry;
				
				// Read the properties.
				properties = new Properties (mvhd_box.Duration,
					audio_sample_entry, visual_sample_entry);
			} finally {
				Mode = AccessMode.Closed;
			}
		}
コード例 #5
0
        /// <summary>
        ///    Reads the file with a specified read style.
        /// </summary>
        /// <param name="propertiesStyle">
        ///    A <see cref="ReadStyle" /> value specifying at what level
        ///    of accuracy to read the media properties, or <see
        ///    cref="ReadStyle.None" /> to ignore the properties.
        /// </param>
        private void Read(ReadStyle propertiesStyle)
        {
            // TODO: Support Id3v2 boxes!!!
            tag = new CombinedTag ();
            Mode = AccessMode.Read;
            try {
                FileParser parser = new FileParser (this);

                if (propertiesStyle == ReadStyle.None)
                    parser.ParseTag ();
                else
                    parser.ParseTagAndProperties ();

                InvariantStartPosition = parser.MdatStartPosition;
                InvariantEndPosition = parser.MdatEndPosition;

                udta_boxes.AddRange(parser.UserDataBoxes);

                // Ensure our collection contains at least a single empty box
                if (udta_boxes.Count == 0) {
                    IsoUserDataBox dummy = new IsoUserDataBox ();
                    udta_boxes.Add(dummy);
                }

                // Check if a udta with ILST actually exists
                if (IsAppleTagUdtaPresent ())
                    TagTypesOnDisk |= TagTypes.Apple;	//There is an udta present with ILST info

                // Find the udta box with the Apple Tag ILST
                IsoUserDataBox udtaBox = FindAppleTagUdta();
                if (null == udtaBox) {
                    udtaBox = new IsoUserDataBox();
                }
                apple_tag = new AppleTag (udtaBox);
                tag.SetTags (apple_tag);

                // If we're not reading properties, we're done.
                if (propertiesStyle == ReadStyle.None) {
                    Mode = AccessMode.Closed;
                    return;
                }

                // Get the movie header box.
                IsoMovieHeaderBox mvhd_box = parser.MovieHeaderBox;
                if(mvhd_box == null) {
                    Mode = AccessMode.Closed;
                    throw new CorruptFileException (
                        "mvhd box not found.");
                }

                IsoAudioSampleEntry  audio_sample_entry =
                    parser.AudioSampleEntry;
                IsoVisualSampleEntry visual_sample_entry =
                    parser.VisualSampleEntry;

                // Read the properties.
                properties = new Properties (mvhd_box.Duration,
                    audio_sample_entry, visual_sample_entry);
            } finally {
                Mode = AccessMode.Closed;
            }
        }
コード例 #6
0
        /// <summary>
        ///    Reads the file with a specified read style.
        /// </summary>
        /// <param name="propertiesStyle">
        ///    A <see cref="ReadStyle" /> value specifying at what level
        ///    of accuracy to read the media properties, or <see
        ///    cref="ReadStyle.None" /> to ignore the properties.
        /// </param>
        private void Read(ReadStyle propertiesStyle)
        {
            // TODO: Support Id3v2 boxes!!!
            tag  = new CombinedTag();
            Mode = AccessMode.Read;
            try {
                FileParser parser = new FileParser(this);

                if (propertiesStyle == ReadStyle.None)
                {
                    parser.ParseTag();
                }
                else
                {
                    parser.ParseTagAndProperties();
                }

                InvariantStartPosition = parser.MdatStartPosition;
                InvariantEndPosition   = parser.MdatEndPosition;

                udta_box = parser.UserDataBox;

                if (udta_box != null && udta_box.GetChild(BoxType.Meta)
                    != null && udta_box.GetChild(BoxType.Meta
                                                 ).GetChild(BoxType.Ilst) != null)
                {
                    TagTypesOnDisk |= TagTypes.Apple;
                }

                if (udta_box == null)
                {
                    udta_box = new IsoUserDataBox();
                }

                apple_tag = new AppleTag(udta_box);
                tag.SetTags(apple_tag);

                // If we're not reading properties, we're done.
                if (propertiesStyle == ReadStyle.None)
                {
                    Mode = AccessMode.Closed;
                    return;
                }

                // Get the movie header box.
                IsoMovieHeaderBox mvhd_box = parser.MovieHeaderBox;
                if (mvhd_box == null)
                {
                    Mode = AccessMode.Closed;
                    throw new CorruptFileException(
                              "mvhd box not found.");
                }

                IsoAudioSampleEntry audio_sample_entry =
                    parser.AudioSampleEntry;
                IsoVisualSampleEntry visual_sample_entry =
                    parser.VisualSampleEntry;

                // Read the properties.
                properties = new Properties(mvhd_box.Duration,
                                            audio_sample_entry, visual_sample_entry);
            } finally {
                Mode = AccessMode.Closed;
            }
        }