/// <summary>
/// 加载音频文件
/// </summary>
/// <param name="filePath">路径</param>
/// <returns></returns>
public bool LoadSound(string filePath)
{
Stream_playmusic = Bass.BASS_StreamCreateFile(filePath, 0, 0, BASSFlag.BASS_MUSIC_FLOAT);
string[] soundinfo = Bass.BASS_ChannelGetTagsID3V2(Stream_playmusic);
return(true);
}
public string getArtist()
{
String artist = null;
artist = Bass.BASS_ChannelGetTagsID3V2(_channel)[1];
artist = artist.Remove(0, 5);
return(artist);
}
public string getTitle()
{
String title = null;
title = Bass.BASS_ChannelGetTagsID3V2(_channel)[0];
title = title.Remove(0, 5);
return(title);
}
/// <summary>
/// 获取制定音乐文件的ID3信息
/// </summary>
/// <param name="filePath">文件路径</param>
/// <returns>音乐ID3信息</returns>
public static MusicID3?getInformation(string filePath)
{
//打开文件
int s = Bass.BASS_StreamCreateFile(filePath, 0L, 0L, BASSFlag.BASS_SAMPLE_FLOAT);
if (0 == s)
{
return(null);
}
//获取ID3信息
MusicID3 i = new MusicID3();
string[] info = Bass.BASS_ChannelGetTagsID3V2(s);
if (info != null)
{
foreach (string str in info)
{
if (str.StartsWith("TTT2", true, null))
{
i.title = str.Remove(0, 5);
}
else if (str.StartsWith("TPE1", true, null))
{
i.artist = str.Remove(0, 5);
}
else if (str.StartsWith("TALB", true, null))
{
i.album = str.Remove(0, 5);
}
}
}
info = Bass.BASS_ChannelGetTagsID3V1(s);
if (info != null)
{
i.title = info[0] != "" ? info[0] : i.title;
i.artist = info[1] != "" ? info[1] : i.artist;
i.album = info[2] != "" ? info[2] : i.album;
i.year = info[3];
i.comment = info[4];
i.genre_id = info[5];
i.track = info[6];
}
//获取时长信息
double seconds = Bass.BASS_ChannelBytes2Seconds(s, Bass.BASS_ChannelGetLength(s));
i.duration = Helper.Seconds2Time(seconds);
//释放文件
Bass.BASS_StreamFree(s);
return(i);
}
public int YPrepare(String yurl)
{
if (this.y != 20020604)
{
Bass.BASS_StreamFree(this.y);
}
this.y = Bass.BASS_StreamCreateURL(yurl, 0, BASSFlag.BASS_SAMPLE_FLOAT, null, IntPtr.Zero);
getYConsole().sendYMessage(String.Join(Environment.NewLine, Bass.BASS_ChannelGetTagsID3V2(this.y)));
ywave.Show();
DispatcherTimer yyyy = new DispatcherTimer();
yyyy.Interval = new TimeSpan(604);
yyyy.Tick += (ysender, yevent) => {
if (true)
{
//ywave.FFT = music.GetFFTData();
fft = this.GetFFTData();
float[] temp = new float[45];
for (int i = 0; i < 45; i++)
{
temp[i] = fft[i * 2];
}
ywave.FFT = temp;
//layeredTrackBar1.Value = music.Schedule;
ywave.NewTime = this.GetFormatTime();
}
else
{
ywave.FFT = null;
ywave.Title = "听音乐";
ywave.Artist = "心灵之音";
ywave.NewTime = "00:00";
ywave.EndTime = "00:00";
}
};
yyyy.Start();
return(this.y);
}
/// <summary>
/// 利用Bass库根据传入的音乐句柄返回该音乐信息
/// </summary>
/// <param name="handle"></param>
/// <returns></returns>
private static MusicID3 GetMusicInfoByBass(int handle)
{
MusicID3 musicInfo = new MusicID3();
if (handle != 0)
{
string[] info = Bass.BASS_ChannelGetTagsID3V2(handle);
if (info != null)
{
foreach (string s in info)
{
if (s.StartsWith("TIT2", true, null))
{
musicInfo.Title = s.Remove(0, 5);
}
else if (s.StartsWith("TPE1", true, null))
{
musicInfo.Artist = s.Remove(0, 5);
}
else if (s.StartsWith("TALB", true, null))
{
musicInfo.Album = s.Remove(0, 5);
}
}
}
info = Bass.BASS_ChannelGetTagsID3V1(handle);
if (info != null)
{
musicInfo.Title = info[0] != "" ? info[0] : musicInfo.Title;
musicInfo.Artist = info[1] != "" ? info[1] : musicInfo.Artist;
musicInfo.Album = info[2] != "" ? info[2] : musicInfo.Album;
musicInfo.Year = info[3];
musicInfo.Comment = info[4];
musicInfo.Genre_id = info[5];
musicInfo.Track = info[6];
}
}
return(musicInfo);
}
/// <summary>
/// 使用bass库获得MP3、AIF、AAC音乐信息
/// </summary>
/// <param name="path">音乐地址</param>
/// <param name="type">获得的信息类型</param>
/// <returns></returns>
public string GetMP3InfoPlus(string path, GetInfoType type)
{
string content = null;
int stream = 0;
if (type != GetInfoType.FileType)
{
try
{
stream = Bass.BASS_StreamCreateFile(path, 0L, 0L, BASSFlag.BASS_SAMPLE_FLOAT);
string[] tags = Bass.BASS_ChannelGetTagsID3V2(stream);
if (tags != null)
{
switch (type)
{
case GetInfoType.Title:
{
foreach (string x in tags)
{
if (x.Contains("TIT"))
{
content = x.Remove(0, 5);
break;
}
else
{
content = null;
}
} //标题
break;
}
case GetInfoType.Artist:
{
foreach (string x in tags)
{
if (x.Contains("TPE"))
{
content = x.Remove(0, 5);
break;
}
else
{
content = null;
}
} //艺术家
break;
}
case GetInfoType.Album:
{
foreach (string x in tags)
{
if (x.Contains("TALB"))
{
content = x.Remove(0, 5);
break;
}
else
{
content = null;
}
} //专辑名
break;
}
case GetInfoType.Year:
{
foreach (string x in tags)
{
if (x.Contains("TYER"))
{
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);
}
