private void readStreamTags()
{
// get the meta tags (manually - will not work for WMA streams here)
string[] icy = Bass.BASS_ChannelGetTagsICY(streamRef);
if (icy == null)
{
// try http...
icy = Bass.BASS_ChannelGetTagsHTTP(streamRef);
}
if (icy != null && readTags(icy))
{
return;
}
// get the initial meta data (streamed title...)
icy = Bass.BASS_ChannelGetTagsMETA(streamRef);
if (icy != null && readTags(icy))
{
return;
}
// an ogg stream meta can be obtained here
icy = Bass.BASS_ChannelGetTagsOGG(streamRef);
if (icy != null && readTags(icy))
{
return;
}
getTagsFromURL();
}
private bool GetOGGTags(int stream)
{
tags = Bass.BASS_ChannelGetTagsOGG(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;
}
}
return(true);
}
return(false);
}
public void LoadFile(string file)
{
ChannelType = CHANNEL_TYPE.STREAM;
this.Stop();
int stream = Bass.BASS_StreamCreateFile(file, 0, 0, BASSFlag.BASS_SAMPLE_FLOAT | BASSFlag.BASS_STREAM_DECODE);
if (stream == Bass.FALSE)
{
stream = Bass.BASS_MusicLoad(file, 0L, 0, BASSFlag.BASS_MUSIC_DECODE | BASSFlag.BASS_MUSIC_FLOAT | BASSFlag.BASS_MUSIC_PRESCAN | BASSFlag.BASS_MUSIC_POSRESETEX | BASSFlag.BASS_MUSIC_RAMP, 0);
if (stream != Bass.FALSE)
{
ChannelType = CHANNEL_TYPE.MUSIC;
}
}
if (stream == Bass.FALSE)
{
stream = Bass.BASS_StreamCreateURL(file, 0, BASSFlag.BASS_SAMPLE_FLOAT | BASSFlag.BASS_STREAM_DECODE | BASSFlag.BASS_STREAM_STATUS, downloadProc, IntPtr.Zero);
if (stream != Bass.FALSE)
{
ChannelType = CHANNEL_TYPE.REMOTE_URL;
}
}
TAG_INFO tagInfo = new TAG_INFO(file);
BASS_CHANNELINFO channelInfo = stream != Bass.FALSE ?
Bass.BASS_ChannelGetInfo(stream) :
new BASS_CHANNELINFO();
this.Stream = stream;
if (stream != Bass.FALSE)
{
bool isTagAvailable = ChannelType == CHANNEL_TYPE.REMOTE_URL ? BassTags.BASS_TAG_GetFromURL(stream, tagInfo) : BassTags.BASS_TAG_GetFromFile(stream, tagInfo);
this.LengthInBytes = Bass.BASS_ChannelGetLength(stream);
this.LengthInSeconds = Bass.BASS_ChannelBytes2Seconds(stream, this.LengthInBytes);
}
this.TagInfo = tagInfo;
this.ChannelInfo = channelInfo;
if (ChannelType == CHANNEL_TYPE.REMOTE_URL)
{
BASSTag tagType = TagInfo.tagType;
BASSSync syncFlag = syncFlag = BASSSync.BASS_SYNC_META;
if (tagType == BASSTag.BASS_TAG_WMA)
{
syncFlag = BASSSync.BASS_SYNC_WMA_META;
}
bool isWMA = false;
if (channelInfo.ctype == BASSChannelType.BASS_CTYPE_STREAM_WMA)
{
isWMA = true;
}
// ok, do some pre-buffering...
System.Diagnostics.Debug.WriteLine("Buffering...");
if (!isWMA)
{
// display buffering for MP3, OGG...
while (true)
{
long len = Bass.BASS_StreamGetFilePosition(stream, BASSStreamFilePosition.BASS_FILEPOS_END);
if (len == -1)
{
break; // typical for WMA streams
}
// percentage of buffer filled
float progress = (
Bass.BASS_StreamGetFilePosition(stream, BASSStreamFilePosition.BASS_FILEPOS_DOWNLOAD) -
Bass.BASS_StreamGetFilePosition(stream, BASSStreamFilePosition.BASS_FILEPOS_CURRENT)
) * 100f / len;
if (progress > 75f)
{
break; // over 75% full, enough
}
System.Diagnostics.Debug.WriteLine(String.Format("Buffering... {0}%", progress));
}
}
else
{
// display buffering for WMA...
while (true)
{
long len = Bass.BASS_StreamGetFilePosition(stream, BASSStreamFilePosition.BASS_FILEPOS_WMA_BUFFER);
if (len == -1L)
{
break;
}
// percentage of buffer filled
if (len > 75L)
{
break; // over 75% full, enough
}
System.Diagnostics.Debug.WriteLine(String.Format("Buffering... {0}%", len));
}
}
// get the meta tags (manually - will not work for WMA streams here)
string[] icy = Bass.BASS_ChannelGetTagsICY(stream);
if (icy == null)
{
// try http...
icy = Bass.BASS_ChannelGetTagsHTTP(stream);
}
if (icy != null)
{
foreach (string tag in icy)
{
System.Diagnostics.Debug.WriteLine("ICY: " + tag);
}
}
// get the initial meta data (streamed title...)
icy = Bass.BASS_ChannelGetTagsMETA(stream);
if (icy != null)
{
foreach (string tag in icy)
{
System.Diagnostics.Debug.WriteLine("Meta: " + tag);
}
}
else
{
// an ogg stream meta can be obtained here
icy = Bass.BASS_ChannelGetTagsOGG(stream);
if (icy != null)
{
foreach (string tag in icy)
{
System.Diagnostics.Debug.WriteLine("Meta: " + tag);
}
}
}
syncMetaUpdated = new SYNCPROC(SyncMetaCallback);
mySyncHandleMetaUpdate = Bass.BASS_ChannelSetSync(stream, syncFlag, 0, syncMetaUpdated, IntPtr.Zero);
}
OnStreamCreated(stream);
}
private void button1_Click(object sender, System.EventArgs e)
{
Bass.BASS_StreamFree(_Stream);
this.textBox1.Text = "";
_url = this.comboBoxURL.Text;
// test BASS_StreamCreateURL
bool isWMA = false;
if (_url != String.Empty)
{
this.textBox1.Text += "URL: " + _url + Environment.NewLine;
// create the stream
_Stream = Bass.BASS_StreamCreateURL(_url, 0, BASSFlag.BASS_STREAM_STATUS, myStreamCreateURL, IntPtr.Zero);
if (_Stream == 0)
{
// try WMA streams...
_Stream = BassWma.BASS_WMA_StreamCreateFile(_url, 0, 0, BASSFlag.BASS_DEFAULT);
if (_Stream != 0)
{
isWMA = true;
}
else
{
// error
this.statusBar1.Text = "ERROR...";
return;
}
}
_tagInfo = new TAG_INFO(_url);
BASS_CHANNELINFO info = Bass.BASS_ChannelGetInfo(_Stream);
if (info.ctype == BASSChannelType.BASS_CTYPE_STREAM_WMA)
{
isWMA = true;
}
// ok, do some pre-buffering...
this.statusBar1.Text = "Buffering...";
if (!isWMA)
{
// display buffering for MP3, OGG...
while (true)
{
long len = Bass.BASS_StreamGetFilePosition(_Stream, BASSStreamFilePosition.BASS_FILEPOS_END);
if (len == -1)
{
break; // typical for WMA streams
}
// percentage of buffer filled
float progress = (
Bass.BASS_StreamGetFilePosition(_Stream, BASSStreamFilePosition.BASS_FILEPOS_DOWNLOAD) -
Bass.BASS_StreamGetFilePosition(_Stream, BASSStreamFilePosition.BASS_FILEPOS_CURRENT)
) * 100f / len;
if (progress > 75f)
{
break; // over 75% full, enough
}
this.statusBar1.Text = String.Format("Buffering... {0}%", progress);
}
}
else
{
// display buffering for WMA...
while (true)
{
long len = Bass.BASS_StreamGetFilePosition(_Stream, BASSStreamFilePosition.BASS_FILEPOS_WMA_BUFFER);
if (len == -1L)
{
break;
}
// percentage of buffer filled
if (len > 75L)
{
break; // over 75% full, enough
}
this.statusBar1.Text = String.Format("Buffering... {0}%", len);
}
}
// get the meta tags (manually - will not work for WMA streams here)
string[] icy = Bass.BASS_ChannelGetTagsICY(_Stream);
if (icy == null)
{
// try http...
icy = Bass.BASS_ChannelGetTagsHTTP(_Stream);
}
if (icy != null)
{
foreach (string tag in icy)
{
this.textBox1.Text += "ICY: " + tag + Environment.NewLine;
}
}
// get the initial meta data (streamed title...)
icy = Bass.BASS_ChannelGetTagsMETA(_Stream);
if (icy != null)
{
foreach (string tag in icy)
{
this.textBox1.Text += "Meta: " + tag + Environment.NewLine;
}
}
else
{
// an ogg stream meta can be obtained here
icy = Bass.BASS_ChannelGetTagsOGG(_Stream);
if (icy != null)
{
foreach (string tag in icy)
{
this.textBox1.Text += "Meta: " + tag + Environment.NewLine;
}
}
}
// alternatively to the above, you might use the TAG_INFO (see BassTags add-on)
// This will also work for WMA streams here ;-)
if (BassTags.BASS_TAG_GetFromURL(_Stream, _tagInfo))
{
// and display what we get
this.textBoxAlbum.Text = _tagInfo.album;
this.textBoxArtist.Text = _tagInfo.artist;
this.textBoxTitle.Text = _tagInfo.title;
this.textBoxComment.Text = _tagInfo.comment;
this.textBoxGenre.Text = _tagInfo.genre;
this.textBoxYear.Text = _tagInfo.year;
}
// set a sync to get the title updates out of the meta data...
mySync = new SYNCPROC(MetaSync);
Bass.BASS_ChannelSetSync(_Stream, BASSSync.BASS_SYNC_META, 0, mySync, IntPtr.Zero);
Bass.BASS_ChannelSetSync(_Stream, BASSSync.BASS_SYNC_WMA_CHANGE, 0, mySync, IntPtr.Zero);
// start recording...
int rechandle = 0;
if (Bass.BASS_RecordInit(-1))
{
_byteswritten = 0;
myRecProc = new RECORDPROC(MyRecoring);
rechandle = Bass.BASS_RecordStart(44100, 2, BASSFlag.BASS_RECORD_PAUSE, myRecProc, IntPtr.Zero);
}
this.statusBar1.Text = "Playling...";
// play the stream
Bass.BASS_ChannelPlay(_Stream, false);
// record the stream
Bass.BASS_ChannelPlay(rechandle, false);
}
}
/// <summary>
/// 获得OGG音乐信息
/// </summary>
/// <param name="path">音乐地址</param>
/// <param name="type">获取音乐信息类型</param>
/// <returns></returns>
public string GetOGGInfo(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_ChannelGetTagsOGG(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("DATE"))
{
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);
}
public void bufferAndTitle()
{
//try
if (channel != 0)
{
_tagInfo = new TAG_INFO("http://174.37.16.73:1725");
BASS_CHANNELINFO info = Bass.BASS_ChannelGetInfo(channel);
if (info.ctype == BASSChannelType.BASS_CTYPE_STREAM_WMA)
{
isWMA = true;
}
// ok, do some pre-buffering...
status = ""; // don't need any default values e.g. 100%
if (!isWMA)
{
// display buffering for MP3, OGG...
while (true)
{
long len = Bass.BASS_StreamGetFilePosition(channel, BASSStreamFilePosition.BASS_FILEPOS_END);
if (len == -1)
{
break; // typical for WMA streams
}
// percentage of buffer filled
float progress = (
Bass.BASS_StreamGetFilePosition(channel, BASSStreamFilePosition.BASS_FILEPOS_DOWNLOAD) -
Bass.BASS_StreamGetFilePosition(channel, BASSStreamFilePosition.BASS_FILEPOS_CURRENT)
) * 100f / len;
if (progress > 75f)
{
break; // over 75% full, enough
}
status = String.Format("{0}%", progress);
}
}
else
{
// display buffering for WMA...
while (true)
{
long len = Bass.BASS_StreamGetFilePosition(channel, BASSStreamFilePosition.BASS_FILEPOS_WMA_BUFFER);
if (len == -1L)
{
break;
}
// percentage of buffer filled
if (len > 75L)
{
break; // over 75% full, enough
}
status = String.Format("{0}%", len);
}
}
// Titles from the Shoutcast player is retrieved here.
string[] icy = Bass.BASS_ChannelGetTagsICY(channel);
//if (icy == null)
//{
// // try http...
// icy = Bass.BASS_ChannelGetTagsHTTP(channel);
//}
//if (icy != null)
//{
// foreach (string tag in icy)
// {
// title += "ICY: " + tag + Environment.NewLine;
// }
//}
// get the initial meta data (streamed title...)
icy = Bass.BASS_ChannelGetTagsMETA(channel);
if (icy != null)
{
foreach (string tag in icy)
{
title = tag;
}
}
else
{
// an ogg stream meta can be obtained here
icy = Bass.BASS_ChannelGetTagsOGG(channel);
if (icy != null)
{
foreach (string tag in icy)
{
title = tag;
}
}
}
} // channel != 0 check end here.
else
{
title = "OFFLINE";
}
} // bufferAnd Title
