android获取多媒体信息之音频文件

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1、Audiofileoftheandroidmultimediainformation2011/06/2207:36p.m.Musicfileattributesgenerallypreservedinthemusicfiles,someinthefileheader,someontheend-of-file,mustreadthefilerelatedthecontentsofthebytecangetmusicfileinformation.ThereisanopensourceprojectthatcanparsethefileinformationinanMP3file.But

2、it，salsoatime-consumingoperation.ThesystemwillcallMediaScannertoseantheInternalandExternalVolume・Originally,thesystemwouldscanmemoryandexternalstoragedevicesinthebackground,andupdatethemultimediadatatothedatabase・Italsoseansthefileinformationsothatwecansolvetheproblemwithouteffort・Well,lookatth

3、ecodebelow,anditshouldbeclear,basedonthepathofanaudiofilethatisgiven:StartbysettingupaclassSongthatholdsaudiofileinformation:Packagecom・Android.Music;/***Song**thisisthemessagesetforsong*@authorwenliangCreated:2011.06.22*/PublicclassSong{/***fileName*/PrivateStringmFileName二/***songname*/Privat

4、eStringmFileTitle二/***playtotaltime*/PrivateintmDuration二0;*singer*/PrivateStringmSinger/***albumname*/PrivateStringmAlbum/***mYear*/PrivateStringmYear二/***mFileType*/PrivateStringmFileType*mFileSize*/PrivateStringmFileSize二"“；/***mFilePath*/PrivateStringmFilePath二〃“；/***getmFileName()**@return

5、*/ReturnmFileName;*setmFileName()*@parammFileName*/PublicvoidsetmFileName(StringmFileName)EnclosingmFileName=mFileName;/***getmFileTitle()**@return*/ReturnmFileTitle;*setmFileTitle()**@parammFileTitle*/PublicvoidsetmFileTitle(StringmFileTitle)EnclosingmFileTitle二mFileTitle;/***getmDuration()**@

6、return*/ReturnmDuration;/***setmDuration()*@parammDuration*/PublicvoidsetmDuration(intmDuration)EnclosingmDuration=mDuration;/***getmSinger()**@return*/PublicStringgetmSinger(){ReturnmSinger;/***setmSinger()**@parammSinger*/公共voidsetinSinger(字符串mSinger){这一点。mSinger=mSinger;/***getmAlbumO***@ret

7、urn公共字符串getmAlbumO{返回mA1bum;}/***setmAlbumO***@parammA1bum*/公共空setmAlbum(字符串mA1bum){这一点。mAlbum二mA1bum;}/***getmYear()***@return公共字符串getmYear(){返回mYear;}/***setmYear()***@parammYear*/公共voidsetmYear(StringmYear){这一点。mYear二mYear;IJ/*