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§”·π–𔇰’ˬ«°—∫ MP3/WMA
MP3/WMA §◊ÕÕ–‰√
MP3 §◊Õ ™◊ËÕ¬ËÕ¢Õß Motion Picture Experts Group
(À√◊Õ MPEG) Audio Layer 3 MP3
§◊Õ√Ÿª·∫∫‰ø≈Ïլ˓ßÀπ÷Ëß∑’Ë¡’°“√Õ—¥¢ÈÕ¡Ÿ≈„πÕ—µ√“Ë«π 1:10
(128 Kbps*) π—ËπÀ¡“¬§«“¡«Ë“ À“°„™È·∫∫ MP3 ·≈È«·ºËπ
WMA (Windows Media
®
Audio) §◊Õ√Ÿª·∫∫°“√∫’∫Õ—
¥¢ÈÕ¡Ÿ≈‡’¬ß„π√–∫∫¥‘®‘µÕ≈ ∑’Ëæ—≤π“¢÷Èπ‚¥¬ Microsoft
Corporation
* Õ—µ√“∫‘µ (
Bit Rate
) §◊Õ®”π«π∫‘µ‚¥¬ª√–¡“≥∑’Ë¢ÈÕ¡Ÿ≈‡’¬ß
„™È‰ª„π‡«≈“
1
«‘π“∑’ ‡§√◊ËÕß√ÿËππ’È„™ÈÀπË«¬«—¥‡ªÁπ
Kbps
°“√®–
„Àȉ¥È§ÿ≥¿“æ‡’¬ß∑’Ë¥’¢÷È𠧫√‡≈◊Õ°„™ÈÕ—µ√“∫‘µ∑’ËŸß
¢÷ÈπÕ—µ√“∫‘µ∑’Ëπ‘¬¡„™È°—π¡“°∑’Ëÿ¥„π°“√∫—π∑÷°¢ÈÕ¡Ÿ≈§◊Õ
128 Kbps
• ¥Ÿ√“¬≈–‡Õ’¬¥‡æ‘Ë¡‡µ‘¡‡°’ˬ«°—∫·ºËπ MP3/WMA
‰¥È„πÀ—
«¢ÈÕ “§Ë“·π–πË“°“√„™È
MP3/WMA
”
(§π≈–‡≈Ë¡)
„™È ‰¥È°—∫ªÈ“¬ ID3
¢ÈÕ¡Ÿ≈‡æ‘Ë¡‡µ‘¡µË“ßÊ ‡™Ëπ ™◊ËÕÕ—≈∫—È¡ ™◊ËÕ»‘≈ª‘π ™◊ËÕ‡æ≈ß ª’∑’Ë∫—
π∑÷° ª√–‡¿∑¢Õ߇æ≈ß ·≈–∫—π∑÷°¢ÈÕ§«“¡—ÈπÊ “¡“√∂®—
¥‡°Á∫≈ß„π‰ø≈Ï MP3/WMA ‰¥È
‡§√◊ËÕ߇≈Ëππ’È“¡“√∂·¥ß·∑Á° ID3v1 (‡«Õ√Ï™—Ëπ 1) ·≈–
ID3v2 (‡«Õ√Ï™—Ëπ 2) ∫π®Õ·¥ßº≈ (‚ª√¥¥ŸÀπÈ“ 19)
• Õ—°¢√–∫“ßµ—«Õ“®·¥ß∫π®Õ¿“扥ȉ¡Ë∂Ÿ°µÈÕß
• À“°∫—π∑÷°∑—Èß ID3v1 ·≈– ID3v2 ≈ß∫π¥‘°Ï ¢ÈÕ¡Ÿ≈
ID3v2 ®–ª√“°Ø¢÷Èπ
∫—π∑÷°·≈–‡≈Ëπ‰ø≈Ï MP3/WMA
‰¥Èլ˓߉√
“ ‰ø≈Ï (‡æ≈ß)” MP3/WMA “¡“√∂∫—π∑÷°‰«È„π “ ‚ø≈‡¥Õ√Ï”
¥Ÿ„π»—æ∑χ©æ“–¢Õßæ’´’
„π√–À«Ë“ß∫—π∑÷° “¡“√∂®—¥‰ø≈Ï·≈–‚ø≈‡¥Õ√Ï„π≈—°…≥–‡¥’¬«°—π
°—∫°“√®—¥‰ø≈Ï·≈–‚ø≈‡¥Õ√Ï∑’Ë∫√√®ÿ¢ÈÕ¡Ÿ≈§Õ¡æ‘«‡µÕ√Ï
“√Ÿ∑” (Root) §≈È“¬°—∫√“°µÈπ‰¡È ‰ø≈Ï·≈–‚ø≈‡¥Õ√Ï∑ÿ°Õ—π®–
‡™◊ËÕ¡‚¬ß°—π·≈–“¡“√∂‡¢È“„™Èß“π‰¥È®“°√“°π—Èπ
¿“æ¥È“π≈Ë“ß·¥ßµ—«Õ¬Ë“ß°“√∫—π∑÷°‰ø≈Ï MP3/WMA
≈ß∫π·ºËπ CD-R À√◊Õ CD-RW °“√‡≈Ëπ ·≈–
°“√§ÈπÀ“¥È«¬‡§√◊ËÕß√ÿËππ’È
À¡“¬‡Àµÿ:
• ‡§√◊ËÕß√ÿËππ’ȉ¡Ë“¡“√∂ÕË“π À√◊Õ‡≈Ëπ‰ø≈Ï
MP3
∑’ˉ¡Ë¡’π“¡°ÿ≈
<
.mp3
> ·≈–‡æ≈ß
WMA
∑’ˉ¡Ë¡’π“¡°ÿ≈ <.wma> ‰¥È
• ‡§√◊ËÕ߇≈Ëππ’ȉ¡Ë‡À¡“–
MP3
∑’Ë®–„™È‡≈Ëπ°—∫¢ÈÕ¡Ÿ≈∑’Ë„™È√À—·∫∫
• ‡§√◊ËÕß√ÿËππ’ȉ¡Ë“¡“√∂„™È°—∫‰ø≈Ï
WMA
∑’ˉ¡ËÕ¬ŸË„π√Ÿª·∫∫¢Õß
Windows Media
®
Audio ‰¥È
• ‡§√◊ËÕß√ÿËππ’ȉ¡Ë“¡“√∂„™È‡≈Ëπ°—∫
Playlist
**
**Playlist À¡“¬∂÷ß·øÈ¡¢ÈÕ§«“¡·∫∫ßË“¬ (Text file) ∑’Ë„™È„π
‡§√◊ËÕߧա摫‡µÕ√ÏË«π∫ÿ§§≈ (PC) ´÷Ëßπ”¡“„™È™Ë«¬„π°“√®—¥≈”¥—
∫‡≈Ëπ‡æ≈ߢÕßµ—«‡Õß‚¥¬‰¡ËµÈÕ߇√’¬ß≈”¥—∫‰ø≈χæ≈ß„À¡Ë·µËլ˓߄¥
•
Microsoft
·≈–
Windows Media
‡ªÁπ‡§√◊ËÕßÀ¡“¬°“√§È“®¥∑–‡∫’¬π À√◊Õ‡§√◊ËÕßÀ¡“¬°“√§È“¢Õß
Microsoft Corporation
„πÀ√—∞
·≈–/À√◊Õª√–‡∑»Õ◊ËπÊ
: ‚ø≈‡¥Õ√Ï·≈–≈”¥—∫°“√‡≈Ëπ
: ‰ø≈Ï MP3/WMA ·≈–°“√‡≈Ëπ
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ROOT
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TH17-17_KD-G805[U]5.p65 12/12/03, 6:15 PM17