/// <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; } }
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; } }
/// <summary> /// Gets a tag of a specified type from the current instance, /// optionally creating a new tag if possible. /// </summary> /// <param name="type"> /// A <see cref="TagLib.TagTypes" /> value indicating the /// type of tag to read. /// </param> /// <param name="create"> /// A <see cref="bool" /> value specifying whether or not to /// try and create the tag if one is not found. /// </param> /// <returns> /// A <see cref="Tag" /> object containing the tag that was /// found in or added to the current instance. If no /// matching tag was found and none was created, <see /// langword="null" /> is returned. /// </returns> public override TagLib.Tag GetTag(TagTypes type, bool create) { TagLib.Tag tag = null; switch (type) { case TagTypes.Id3v2: if (id32_tag == null && create) { id32_tag = new Id3v2.Tag(); id32_tag.Version = 4; id32_tag.Flags |= Id3v2.HeaderFlags .FooterPresent; this.tag.CopyTo(id32_tag, true); } tag = id32_tag; break; case TagTypes.RiffInfo: if (info_tag == null && create) { info_tag = new InfoTag(); this.tag.CopyTo(info_tag, true); } tag = info_tag; break; case TagTypes.MovieId: if (mid_tag == null && create) { mid_tag = new MovieIdTag(); this.tag.CopyTo(mid_tag, true); } tag = mid_tag; break; case TagTypes.DivX: if (divx_tag == null && create) { divx_tag = new DivXTag(); this.tag.CopyTo(divx_tag, true); } tag = divx_tag; break; } this.tag.SetTags(id32_tag, info_tag, mid_tag, divx_tag); return(tag); }
/// <summary> /// Gets a tag of a specified type from the current instance, /// optionally creating a new tag if possible. /// </summary> /// <param name="type"> /// A <see cref="TagLib.TagTypes" /> value indicating the /// type of tag to read. /// </param> /// <param name="create"> /// A <see cref="bool" /> value specifying whether or not to /// try and create the tag if one is not found. /// </param> /// <returns> /// A <see cref="Tag" /> object containing the tag that was /// found in or added to the current instance. If no /// matching tag was found and none was created, <see /// langword="null" /> is returned. /// </returns> public override TagLib.Tag GetTag(TagTypes type, bool create) { TagLib.Tag tag = null; switch (type) { case TagTypes.Id3v2: if (id32_tag == null && create) { id32_tag = new Id3v2.Tag (); id32_tag.Version = 4; id32_tag.Flags |= Id3v2.HeaderFlags .FooterPresent; this.tag.CopyTo (id32_tag, true); } tag = id32_tag; break; case TagTypes.RiffInfo: if (info_tag == null && create) { info_tag = new InfoTag (); this.tag.CopyTo (info_tag, true); } tag = info_tag; break; case TagTypes.MovieId: if (mid_tag == null && create) { mid_tag = new MovieIdTag (); this.tag.CopyTo (mid_tag, true); } tag = mid_tag; break; case TagTypes.DivX: if (divx_tag == null && create) { divx_tag = new DivXTag (); this.tag.CopyTo (divx_tag, true); } tag = divx_tag; break; } this.tag.SetTags (id32_tag, info_tag, mid_tag, divx_tag); return tag; }
/// <summary> /// Reads format specific information at the end of the /// file. /// </summary> /// <param name="end"> /// A <see cref="long" /> value containing the seek position /// at which the media data ends and the tags begin. /// </param> /// <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> protected override void ReadEnd(long end, ReadStyle propertiesStyle) { tag = new CombinedTag (metadata, base.Tag); GetTag (TagTypes.Xiph, true); }
/// <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; } }
/// <summary> /// Reads format specific information at the end of the /// file. /// </summary> /// <param name="end"> /// A <see cref="long" /> value containing the seek position /// at which the media data ends and the tags begin. /// </param> /// <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> protected override void ReadEnd(long end, ReadStyle propertiesStyle) { tag = new CombinedTag(metadata, base.Tag); GetTag(TagTypes.Xiph, true); }
/// <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; } }
/// <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; } }