標題  Re: [閒聊] 如何檢測 mp3 的真實音質                                     
 時間  2008/12/21 Sun 18:21:22                                                

沒想到用不同的軟體來擷取..結果會不一樣 @@"
那用不同的擷取裝置應該也會有差吧..?

倉木麻衣 - 24 Xmas time (2008-11-26) (繼續用這張測..)
正版單曲CD 第一首 (4分16秒) 轉檔

作業系統: Microsoft Windows XP, Professional, Service Pack 3
擷取裝置: SONY, DVD RW DRX-S70U

轉檔順序
↓
１ Windows Media Player (11.0.5721.5230)
   格式: MP3
   音訊品質: 品質最佳 (320 Kbps)
   http://i224.photobucket.com/albums/dd83/maikticket/WMP_110.jpg

２ KMPlayer (2.9.3.1428)
   Encoder: MP3 Encoder v1.2
   Bitrate: 320 kbps
   Mode: CBR, Stereo
   Quality: Very High
   http://i224.photobucket.com/albums/dd83/maikticket/KMP_29.jpg

３ CDex (1.70 beta 2)
   Encoder: Lame MP3 encoder (version 1.32, engine 3.97 Beta 2 MMX)
   Version: MPEG-I, Bitrate: 320 kbps
   VBR Method: Disabled, Mode: Stereo, Output Samplerate: 44100 kHz
   Quality: Very High Quality (q=0)
   http://i224.photobucket.com/albums/dd83/maikticket/CDex_170.jpg

４ 音樂轉檔精靈 (2.15)
   輸出格式: MP3
   固定編碼: 320 kbps
   CBR, 輸出: 立體聲, 取樣: 44.1 kHz
   預設品質: 0, 壓縮模式: 品質
   http://i224.photobucket.com/albums/dd83/maikticket/MC_215.jpg

５ Exact Audio Copy (0.99 prebeta 4)
   LAME MP3 Encoder
   Bitrate: 320 kBit/s
   CBR
   High quality
   http://i224.photobucket.com/albums/dd83/maikticket/EAC_099.jpg

６ Easy CD-DA Extractor (11.5.3)
   Output Format: .mp3 (MPEG Layer-3)
   Bitrate: 320 kbit/s
   Constant Bitrate, Mode: Stereo, Samplerate: Specify 44100 Hz
   Quality: Highest Quality
   http://i224.photobucket.com/albums/dd83/maikticket/ECDE_115.jpg

７ CDex (1.51 綠色版) (也就剛好是討論串第一篇原文所用的)
   Encoder: Lame MP3 encoder (version 1.30, engine 3.92 MMX)
   Version: MPEG-I, Bitrate: 320 kbps
   VBR Method: Disabled, Mode: Stereo, Output Samplerate: 44100 kHz
   Quality: Very High Quality (q=0)
   http://i224.photobucket.com/albums/dd83/maikticket/CDex_151g.jpg


→ 品質: CDex 1.51g ＞ Easy CD-DA Extractor 11.5.3 ＞ 音樂轉檔精靈 2.15
         ＞ Exact Audio Copy 0.99 pb4 ＞ CDex 1.70 b2
         ＞ Windows Media Player 11.0.5721.5230 ≒ KMPlayer 2.9.3.1428

→ 時間長度: Windows Media Player 11.0.5721.5230  4:16.562
             KMPlayer 2.9.3.1428                  4:16.536
             CDex 1.70 b2                         4:16.888
             音樂轉檔精靈 2.15                    4:16.888
             Exact Audio Copy 0.99 pb4            4:16.888
             Easy CD-DA Extractor 11.5.3          4:16.888
             CDex 1.51g                           4:16.888

→ 檔案大小: Windows Media Player 11.0.5721.5230  10,262,520 Byte
             KMPlayer 2.9.3.1428                  10,261,476 Byte
             CDex 1.70 b2                         10,275,525 Byte
             音樂轉檔精靈 2.15                    10,275,525 Byte
             Exact Audio Copy 0.99 pb4            10,275,525 Byte
             Easy CD-DA Extractor 11.5.3          10,275,525 Byte
             CDex 1.51g                           10,275,525 Byte

   http://i224.photobucket.com/albums/dd83/maikticket/ex.jpg


以上僅供參考...

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