private bool GetAPETags(int stream)
{
tags = Bass.BASS_ChannelGetTagsAPE(stream);
if (tags != null)
{
for (int i = 0; i < tags.Length; i++)
{
frameId = tags[i].Split('=')[0];
value = tags[i].Split('=')[1];
switch (frameId)
{
case "Title":
title = value;
break;
case "Artist":
artist = value;
break;
case "Album":
album = value;
break;
case "Comment":
comment = value;
break;
case "Year":
year = value;
break;
case "Genre":
genre = value;
break;
}
}
BASS_TAG_APE_BINARY[] temp = Bass.BASS_ChannelGetTagsAPEBinary(stream);
return(true);
}
return(false);
}
/// <summary>
/// 获得APE音乐信息
/// </summary>
/// <param name="path">音乐路径</param>
/// <param name="type">获得的信息类型</param>
/// <returns></returns>
public string GetAPEInfo(string path, GetInfoType type)
{
int stream = 0;
string content = null;
if (type != GetInfoType.FileType)
{
try
{
stream = Bass.BASS_StreamCreateFile(path, 0L, 0L, BASSFlag.BASS_SAMPLE_FLOAT);
string[] tags = Bass.BASS_ChannelGetTagsAPE(stream);
if (tags != null)
{
switch (type)
{
case GetInfoType.Title:
{
foreach (string x in tags)
{
if (x.Contains("Title"))
{
content = x.Remove(0, 6);
break;
}
else
{
content = null;
}
} //标题
break;
}
case GetInfoType.Artist:
{
foreach (string x in tags)
{
if (x.Contains("Artist"))
{
content = x.Remove(0, 7);
break;
}
else
{
content = null;
}
} //艺术家
break;
}
case GetInfoType.Album:
{
foreach (string x in tags)
{
if (x.Contains("Album"))
{
content = x.Remove(0, 6);
break;
}
else
{
content = null;
}
} //专辑名
break;
}
case GetInfoType.Year:
{
foreach (string x in tags)
{
if (x.Contains("Year"))
{
content = x.Remove(0, 5);
break;
}
else
{
content = null;
}
} //年代
break;
}
case GetInfoType.Length:
{
if (Convert.ToInt32(Bass.BASS_ChannelBytes2Seconds(stream, Bass.BASS_ChannelGetLength(stream))) != -1)
{
content = Convert.ToString(Convert.ToInt32(Bass.BASS_ChannelBytes2Seconds(stream, Bass.BASS_ChannelGetLength(stream)))); //曲长
}
else
{
content = "文件损坏";
MessageBox.Show("异常：不支持的格式或文件已损坏。\n错误路径：" + path);
}
break;
}
default: break;
}
}
}
catch (System.AccessViolationException)
{
MessageBox.Show("警告！内存溢出！程序将退出");
Application.Exit();
}
}
if (type == GetInfoType.FileType)
{
content = Path.GetExtension(path); //格式
}
if (type == GetInfoType.Title && content == null)
{
content = Path.GetFileNameWithoutExtension(path);
}
return(content);
}
/// <summary>
/// 使用Bass获得音乐年代
/// </summary>
/// <param name="stream">Bass音乐流</param>
/// <param name="extension">音乐格式（扩展名）</param>
/// <returns>年代</returns>
private string Bass_Year(int stream, string extension)
{
string content = null;
switch (extension)
{
case ".mp3":
case ".m4a":
case ".flac":
case ".aif":
case ".aac":
{
string[] tags = Bass.BASS_ChannelGetTagsID3V2(stream);
if (tags != null)
{
foreach (string x in tags)
{
if (x.Contains("TYER"))
{
content = x.Remove(0, 5);
break;
}
}
}
break;
}
case ".ogg":
{
string[] tags = Bass.BASS_ChannelGetTagsOGG(stream);
if (tags != null)
{
foreach (string x in tags)
{
if (x.Contains("DATE"))
{
content = x.Remove(0, 5);
break;
}
else
{
content = null;
}
}
}
break;
}
case ".ape":
{
string[] tags = Bass.BASS_ChannelGetTagsAPE(stream);
if (tags != null)
{
foreach (string x in tags)
{
if (x.Contains("Year"))
{
content = x.Remove(0, 5);
break;
}
}
}
break;
}
}
return(content);
}
/// <summary>
/// 使用Bass获得音乐专辑名
/// </summary>
/// <param name="stream">Bass音乐流</param>
/// <param name="extension">音乐格式（扩展名）</param>
/// <returns>专辑名</returns>
private string Bass_Album(int stream, string extension)
{
string content = null;
switch (extension)
{
case ".mp3":
case ".m4a":
case ".flac":
case ".aif":
case ".aac":
{
string[] tags = Bass.BASS_ChannelGetTagsID3V2(stream);
if (tags != null)
{
foreach (string x in tags)
{
if (x.Contains("TALB"))
{
content = x.Remove(0, 5);
break;
}
}
}
break;
}
case ".ogg":
{
string[] tags = Bass.BASS_ChannelGetTagsOGG(stream);
if (tags != null)
{
foreach (string x in tags)
{
if (x.Contains("ALBUM"))
{
content = x.Remove(0, 6);
break;
}
else
{
content = null;
}
}
}
break;
}
case ".ape":
{
string[] tags = Bass.BASS_ChannelGetTagsAPE(stream);
if (tags != null)
{
foreach (string x in tags)
{
if (x.Contains("Album"))
{
content = x.Split(new char[] { '=' })[1];
break;
}
}
}
break;
}
}
return(content);
}
/// <summary>
/// 使用Bass获得歌曲艺术家
/// </summary>
/// <param name="stream">Bass音乐流</param>
/// <param name="extension">音乐格式（扩展名）</param>
/// <returns>艺术家</returns>
private string Bass_Artist(string Path, int stream, string extension)
{
string content = null;
switch (extension)
{
case ".mp3":
case ".m4a":
case ".flac":
case ".aif":
case ".aac":
{
string[] tags = Bass.BASS_ChannelGetTagsID3V2(stream);
string[] tags7 = Bass.BASS_ChannelGetTagsID3V1(stream);
string[] tags8 = Bass.BASS_ChannelGetTagsArrayNullTermAnsi(stream, BASSTag.BASS_TAG_FLAC_CUE);
string[] tags9 = Bass.BASS_ChannelGetTagsArrayNullTermAnsi(stream, BASSTag.BASS_TAG_FLAC_PICTURE);
BASS_TAG_FLAC_PICTURE[] tags10 = Bass.BASS_ChannelGetTagsFLACPictures(stream);
string[] tags2 = Bass.BASS_ChannelGetTagsMETA(stream);
string[] tags3 = Bass.BASS_ChannelGetTagsBWF(stream);
string[] tags4 = Bass.BASS_ChannelGetTagsICY(stream);
string[] tags5 = Bass.BASS_ChannelGetTagsMF(stream);
string[] tags6 = Bass.BASS_ChannelGetTagsRIFF(stream);
if (tags != null)
{
foreach (string x in tags)
{
if (x.Contains("TPE"))
{
content = x.Remove(0, 5);
break;
}
}
}
break;
}
case ".ogg":
{
string[] tags = Bass.BASS_ChannelGetTagsOGG(stream);
if (tags != null)
{
foreach (string x in tags)
{
if (x.Contains("ARTIST"))
{
content = x.Remove(0, 7);
break;
}
else
{
content = null;
}
}
}
break;
}
case ".ape":
{
string[] tags = Bass.BASS_ChannelGetTagsAPE(stream);
if (tags != null)
{
foreach (string x in tags)
{
if (x.Contains("Artist"))
{
content = x.Split(new char[] { '=' })[1];
break;
}
}
}
break;
}
case ".dff":
case ".dsf":
{
stream = Bass.BASS_StreamCreateFile(Path, 0L, 0L, BASSFlag.BASS_SAMPLE_FLOAT);
content = Bass.BASS_ChannelGetTagsDSDArtist(stream);
break;
}
}
return(content);
}
/// <summary>
/// 使用Bass获得音乐标题
/// </summary>
/// <param name="stream">Bass音乐流</param>
/// <param name="extension">音乐格式（扩展名）</param>
/// <returns>标题</returns>
private string Bass_Title(string Path, int stream, string extension)
{
string content = null;
switch (extension)
{
case ".mp3":
case ".m4a":
case ".flac":
case ".aif":
case ".aac":
{
string[] tags = Bass.BASS_ChannelGetTagsID3V2(stream);
if (tags != null)
{
foreach (string x in tags)
{
if (x.Contains("TIT"))
{
content = x.Remove(0, 5);
}
break;
}
}
break;
}
case ".ogg":
{
string[] tags = Bass.BASS_ChannelGetTagsOGG(stream);
if (tags != null)
{
foreach (string x in tags)
{
if (x.Contains("TITLE"))
{
content = x.Remove(0, 6);
break;
}
else
{
content = null;
}
}
}
break;
}
case ".ape":
{
string[] tags = Bass.BASS_ChannelGetTagsAPE(stream);
if (tags != null)
{
foreach (string x in tags)
{
if (x.Contains("Title"))
{
content = x.Remove(0, 6);
break;
}
}
}
break;
}
case ".dff":
case ".dsf":
{
stream = Bass.BASS_StreamCreateFile(Path, 0L, 0L, BASSFlag.BASS_SAMPLE_FLOAT);
content = Bass.BASS_ChannelGetTagsDSDTitle(stream);
break;
}
}
if (content == null)
{
content = System.IO.Path.GetFileNameWithoutExtension(Path);
}
return(content);
}
