
440 5-4. ȼɨɫɩɪɨɢɡɜɟɞɟɧɢɟ ɚɭɞɢɨ-CD ɢ ɞɢɫɤɨɜ ɫ ɮɚɣɥɚɦɢ MP3/WMA
■Ⱦɢɫɤɢ, ɤɨɬɨɪɵɟ ɦɨɠɧɨ ɢɫɩɨɥɶɡɨɜɚɬɶ
Ɇɨɠɧɨ ɢɫɩɨɥɶɡɨɜɚɬɶ ɞɢɫɤɢ ɫ ɩɨɤɚɡɚɧɧɨɣ
ɧɢɠɟ ɦɚɪɤɢɪɨɜɤɨɣ.
ȼɨɫɩɪɨɢɡɜɟɞɟɧɢɟ ɦɨɠɟɬ ɛɵɬɶ ɧɟɜɨɡɦɨɠɧɨ
ɜ ɡɚɜɢɫɢɦɨɫɬɢ ɨɬ ɮɨɪɦɚɬɚ ɡɚɩɢɫɢ ɢɥɢ
ɨɫɨɛɟɧɧɨɫɬɟɣ ɞɢɫɤɚ, ɚ ɬɚɤɠɟ ɩɪɢ ɧɚɥɢɱɢɢ
ɰɚɪɚɩɢɧ, ɡɚɝɪɹɡɧɟɧɢɹ ɢɥɢ ɞɟɮɟɤɬɨɜ.
CD-ɞɢɫɤɢ ɫ ɮɭɧɤɰɢɟɣ ɡɚɳɢɬɵ ɚɜɬɨɪɫɤɢɯ
ɩɪɚɜ ɦɨɝɭɬ ɜɨɫɩɪɨɢɡɜɨɞɢɬɫɹ ɧɟɩɪɚɜɢɥɶɧɨ.
■ɋɢɫɬɟɦɚ ɡɚɳɢɬɵ CD-ɩɥɟɟɪɚ
ȼɨ ɢɡɛɟɠɚɧɢɟ ɩɨɜɪɟɠɞɟɧɢɹ ɜɧɭɬɪɟɧɧɢɯ
ɷɥɟɦɟɧɬɨɜ ɩɥɟɟɪɚ ɩɪɢ ɨɛɧɚɪɭɠɟɧɢɢ
ɧɟɢɫɩɪɚɜɧɨɫɬɢ ɜɨɫɩɪɨɢɡɜɟɞɟɧɢɟ
ɚɜɬɨɦɚɬɢɱɟɫɤɢ ɨɬɤɥɸɱɚɟɬɫɹ.
■ȿɫɥɢ CD-ɞɢɫɤ ɜ ɬɟɱɟɧɢɟ ɞɥɢɬɟɥɶɧɨɝɨ
ɜɪɟɦɟɧɢ ɨɫɬɚɟɬɫɹ ɜ ɩɥɟɟɪɟ ɢɥɢ ɜ
ɩɨɥɨɠɟɧɢɢ ɢɡɜɥɟɱɟɧɢɹ
ɗɬɨ ɦɨɠɟɬ ɩɪɢɜɟɫɬɢ ɤ ɩɨɜɪɟɠɞɟɧɢɸ CD-
ɞɢɫɤɚ ɢ ɟɝɨ ɧɟɩɪɚɜɢɥɶɧɨɦɭ
ɜɨɫɩɪɨɢɡɜɟɞɟɧɢɸ.
■ɑɢɫɬɹɳɢɟ ɫɪɟɞɫɬɜɚ ɞɥɹ ɥɢɧɡ
ɇɟ ɢɫɩɨɥɶɡɭɣɬɟ ɱɢɫɬɹɳɢɟ ɫɪɟɞɫɬɜɚ ɞɥɹ
ɥɢɧɡ. ɗɬɨ ɦɨɠɟɬ ɜɵɡɜɚɬɶ ɩɨɜɪɟɠɞɟɧɢɟ CD-
ɩɥɟɟɪɚ.
■Ɏɚɣɥɵ MP3, WMA ɢ AAC
Ɏɨɪɦɚɬ MP3 (MPEG Audio LAYER3)
ɩɪɟɞɫɬɚɜɥɹɟɬ ɫɨɛɨɣ ɫɬɚɧɞɚɪɬɧɵɣ ɮɨɪɦɚɬ
ɫɠɚɬɢɹ ɡɜɭɤɚ.
ɉɪɢ ɢɫɩɨɥɶɡɨɜɚɧɢɢ ɫɠɚɬɢɹ ɩɨ ɚɥɝɨɪɢɬɦɭ
MP3 ɪɚɡɦɟɪ ɮɚɣɥɨɜ ɦɨɠɧɨ ɭɦɟɧɶɲɢɬɶ
ɩɪɢɦɟɪɧɨ ɜ 10 ɪɚɡ.
Ɏɨɪɦɚɬ WMA (Windows Media Audio)
ɩɪɟɞɫɬɚɜɥɹɟɬ ɫɨɛɨɣ ɮɨɪɦɚɬ ɫɠɚɬɢɹ ɡɜɭɤɚ
ɤɨɦɩɚɧɢɢ Microsoft.
ɋɠɚɬɢɟ ɩɨ ɚɥɝɨɪɢɬɦɭ WMA ɛɨɥɟɟ
ɷɮɮɟɤɬɢɜɧɨ ɩɨ ɫɪɚɜɧɟɧɢɸ ɫ ɮɨɪɦɚɬɨɦ
MP3.
AAC — ɷɬɨ ɚɛɛɪɟɜɢɚɬɭɪɚ ɨɬ Advanced
Audio Coding, ɨɬɧɨɫɹɳɚɹɫɹ ɤ ɫɬɚɧɞɚɪɬɭ
ɬɟɯɧɨɥɨɝɢɢ ɫɠɚɬɢɹ ɚɭɞɢɨɮɚɣɥɨɜ ɩɪɢ
ɩɨɦɨɳɢ MPEG2 ɢ MPEG4.
ɂɦɟɸɬɫɹ ɨɝɪɚɧɢɱɟɧɢɹ ɩɨ
ɜɨɫɩɪɨɢɡɜɟɞɟɧɢɸ ɮɚɣɥɨɜ MP3, WMA ɢ
AAC ɢ ɧɨɫɢɬɟɥɟɣ ɫ ɮɚɣɥɚɦɢ ɜ ɷɬɢɯ
ɮɨɪɦɚɬɚɯ.
●ɋɨɜɦɟɫɬɢɦɨɫɬɶ ɮɚɣɥɨɜ MP3
•ɋɨɜɦɟɫɬɢɦɵɟ ɫɬɚɧɞɚɪɬɵ
MP3 (MPEG1 LAYER3, MPEG2 LSF
LAYER3)
•ɋɨɜɦɟɫɬɢɦɵɟ ɱɚɫɬɨɬɵ ɞɢɫɤɪɟɬɢɡɚɰɢɢ
MPEG1 LAYER3: 32, 44,1, 48 (ɤȽɰ)
MPEG2 LSF LAYER3: 16, 22,05, 24 (ɤȽɰ)
•ɉɨɞɞɟɪɠɢɜɚɟɦɚɹ ɫɤɨɪɨɫɬɶ ɩɟɪɟɞɚɱɢ
ɞɚɧɧɵɯ (ɫɨɜɦɟɫɬɢɦɚɹ ɫ VBR)
MPEG1 LAYER3: 32320 (ɤɛɢɬ/ɫ)
MPEG2 LSF LAYER3: 8160 (ɤɛɢɬ/ɫ)
•ɫɬɟɪɟɨ, ɨɛɴɟɞɢɧɟɧɧɨɟ ɫɬɟɪɟɨ, ɞɜɨɣɧɨɣ
ɤɚɧɚɥ ɢ ɦɨɧɨ
●ɋɨɜɦɟɫɬɢɦɨɫɬɶ ɮɚɣɥɨɜ WMA
•ɋɨɜɦɟɫɬɢɦɵɟ ɫɬɚɧɞɚɪɬɵ
WMA ɜɟɪɫɢɢ 7, 8, 9 (9.1/9.2)
•ɋɨɜɦɟɫɬɢɦɵɟ ɱɚɫɬɨɬɵ ɞɢɫɤɪɟɬɢɡɚɰɢɢ
32, 44,1, 48 (ɤȽɰ)
•ɉɨɞɞɟɪɠɢɜɚɟɦɚɹ ɫɤɨɪɨɫɬɶ ɩɟɪɟɞɚɱɢ
ɞɚɧɧɵɯ (ɫɨɜɦɟɫɬɢɦɨɫɬɶ ɬɨɥɶɤɨ ɫ 2-
ɤɚɧɚɥɶɧɵɦ ɜɨɫɩɪɨɢɡɜɟɞɟɧɢɟɦ)
ȼɟɪɫɢɹ 7, 8: CBR 48–192 (ɤɛɢɬ/ɫ)
ȼɟɪɫɢɹ 9 (9.1/9.2): CBR 48–320 (ɤɛɢɬ/ɫ)
●ɋɨɜɦɟɫɬɢɦɨɫɬɶ ɮɚɣɥɨɜ AAC
•ɋɨɜɦɟɫɬɢɦɵɟ ɫɬɚɧɞɚɪɬɵ
MPEG4/AAC-LC
•ɋɨɜɦɟɫɬɢɦɵɟ ɱɚɫɬɨɬɵ ɞɢɫɤɪɟɬɢɡɚɰɢɢ
11,025/12/16/22,05/24/32/44,1/48 (ɤȽɰ)
•ɉɨɞɞɟɪɠɢɜɚɟɦɚɹ ɫɤɨɪɨɫɬɶ ɩɟɪɟɞɚɱɢ
ɞɚɧɧɵɯ (ɫɨɜɦɟɫɬɢɦɚɹ ɫ VBR)
8–320 (ɤɛɢɬ/ɫ)
•ɋɨɜɦɟɫɬɢɦɨɫɬɶ ɪɟɠɢɦɨɜ ɤɚɧɚɥɨɜ
1ch, 2ch (ɞɜɨɣɧɨɣ ɤɚɧɚɥ ɧɟ
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