
445
5
5-4. ȼɨɫɩɪɨɢɡɜɟɞɟɧɢɟ ɚɭɞɢɨ CD ɢ ɞɢɫɤɨɜ ɫ MP3-/WMA-ɮɚɣɥɚɦɢ
Ⱥɭɞɢɨɫɢɫɬɟɦɚ
ɧɟɜɨɡɦɨɠɧɵɦ ɜ ɡɚɜɢɫɢɦɨɫɬɢ ɨɬ ɮɨɪɦɚɬɚ
ɡɚɩɢɫɢ ɢɥɢ ɫɜɨɣɫɬɜ ɞɢɫɤɚ, ɢɥɢ ɢɡ-ɡɚ
ɰɚɪɚɩɢɧ, ɝɪɹɡɢ ɢɥɢ ɩɨɜɪɟɠɞɟɧɢɹ
ɩɨɜɟɪɯɧɨɫɬɢ ɞɢɫɤɚ.
CD ɫ ɮɭɧɤɰɢɟɣ ɡɚɳɢɬɵ ɨɬ ɤɨɩɢɪɨɜɚɧɢɹ
ɦɨɝɭɬ ɜɨɫɩɪɨɢɡɜɨɞɢɬɶɫɹ ɧɟɩɪɚɜɢɥɶɧɨ.
■
Ɏɭɧɤɰɢɹ ɡɚɳɢɬɵ CD-ɩɥɟɟɪɚ
Ⱦɥɹ ɬɨɝɨ ɱɬɨɛɵ ɡɚɳɢɬɢɬɶ ɜɧɭɬɪɟɧɧɢɟ
ɤɨɦɩɨɧɟɧɬɵ, ɜɨɫɩɪɨɢɡɜɟɞɟɧɢɟ
ɚɜɬɨɦɚɬɢɱɟɫɤɢ ɩɪɟɤɪɚɳɚɟɬɫɹ, ɟɫɥɢ ɜɨ
ɜɪɟɦɹ ɢɫɩɨɥɶɡɨɜɚɧɢɹ CD-ɩɥɟɟɪɚ
ɨɛɧɚɪɭɠɢɜɚɟɬɫɹ ɩɪɨɛɥɟɦɚ.
■
ȿɫɥɢ CD ɨɫɬɚɜɥɟɧ ɜɧɭɬɪɢ CD-ɩɥɟɟɪɚ
ɢɥɢ ɜ ɢɡɜɥɟɱɟɧɧɨɦ ɩɨɥɨɠɟɧɢɢ ɜ
ɬɟɱɟɧɢɟ ɞɥɢɬɟɥɶɧɨɝɨ ɜɪɟɦɟɧɢ
CD ɦɨɠɟɬ ɛɵɬɶ ɩɨɜɪɟɠɞɟɧ ɢ ɧɟ ɫɦɨɠɟɬ
ɩɪɚɜɢɥɶɧɨ ɜɨɫɩɪɨɢɡɜɨɞɢɬɶɫɹ.
■
Ɉɱɢɫɬɢɬɟɥɢ ɥɢɧɡ
ɇɟ ɢɫɩɨɥɶɡɭɣɬɟ ɨɱɢɫɬɢɬɟɥɢ ɥɢɧɡ. ɗɬɨ
ɦɨɠɟɬ ɩɨɜɪɟɞɢɬɶ CD-ɩɥɟɟɪ.
■
MP3-, WMA- ɢ AAC-ɮɚɣɥɵ
MP3 (MPEG Audio LAYER3) - ɫɬɚɧɞɚɪɬɧɵɣ
ɮɨɪɦɚɬ ɫɠɚɬɢɹ ɚɭɞɢɨ.
Ɏɚɣɥɵ ɦɨɝɭɬ ɛɵɬɶ ɫɠɚɬɵ ɩɪɢɦɟɪɧɨ ɞɨ
1/10 ɨɬ ɫɜɨɟɝɨ ɢɫɯɨɞɧɨɝɨ ɪɚɡɦɟɪɚ ɫ
ɢɫɩɨɥɶɡɨɜɚɧɢɟɦ MP3-ɫɠɚɬɢɹ.
WMA (Windows Media Audio) - ɮɨɪɦɚɬ
ɫɠɚɬɢɹ ɚɭɞɢɨɞɚɧɧɵɯ Microsoft.
ɗɬɨɬ ɮɨɪɦɚɬ ɫɠɢɦɚɟɬ ɚɭɞɢɨɞɚɧɧɵɟ ɞɨ
ɪɚɡɦɟɪɚ, ɦɟɧɶɲɟɝɨ, ɱɟɦ ɮɨɪɦɚɬ MP3.
AAC - ɫɨɤɪɚɳɟɧɢɟ ɬɟɪɦɢɧɚ
ɍɫɨɜɟɪɲɟɧɫɬɜɨɜɚɧɧɨɟ ɡɜɭɤɨɜɨɟ
ɤɨɞɢɪɨɜɚɧɢɟ, ɤɨɬɨɪɨɟ ɨɬɧɨɫɢɬɫɹ ɤ
ɫɬɚɧɞɚɪɬɭ ɬɟɯɧɨɥɨɝɢɢ ɫɠɚɬɢɹ
ɚɭɞɢɨɡɚɩɢɫɟɣ, ɢɫɩɨɥɶɡɭɟɦɨɦɭ ɫ MPEG2 ɢ
MPEG4.
ɂɦɟɸɬɫɹ ɨɝɪɚɧɢɱɟɧɢɹ ɜɨɡɦɨɠɧɨɫɬɢ
ɢɫɩɨɥɶɡɨɜɚɧɢɹ ɮɚɣɥɨɜ ɫɬɚɧɞɚɪɬɚ MP3,
WMA ɢ AAC ɢ ɦɟɞɢɚɭɫɬɪɨɣɫɬɜ/ɮɨɪɦɚɬɨɜ,
ɡɚɩɢɫɚɧɧɵɯ ɫ ɢɯ ɩɨɦɨɳɶɸ.
●
ɋɨɜɦɟɫɬɢɦɨɫɬɶ MP3-ɮɚɣɥɨɜ
•ɋɨɜɦɟɫɬɢɦɵɟ ɫɬɚɧɞɚɪɬɵ
MP3 (MPEG1 LAYER3, MPEG2 LSF
LAYER3)
•ɋɨɜɦɟɫɬɢɦɵɟ ɱɚɫɬɨɬɵ ɞɢɫɤɪɟɬɢɡɚɰɢɢ
MPEG1 LAYER3: 32, 44,1, 48 (kHz) (ɤȽɰ)
MPEG2 LSF LAYER3: 16, 22,05, 24 (kHz)
(ɤȽɰ)
•ɋɨɜɦɟɫɬɢɦɵɟ ɫɤɨɪɨɫɬɢ ɩɟɪɟɞɚɱɢ
ɞɚɧɧɵɯ (ɫɨɜɦɟɫɬɢɦɵɟ ɫ VBR)
MPEG1 LAYER3: 32 - 320 (kbps (ɤɛɢɬ/ɫ))
MPEG2 LSF LAYER3: 8 - 160 (kbps (ɤɛɢɬ/ɫ))
•ɋɨɜɦɟɫɬɢɦɵɟ ɪɟɠɢɦɵ ɤɚɧɚɥɨɜ: ɫɬɟɪɟɨ,
ɫɜɟɞɟɧɧɨɟ ɫɬɟɪɟɨ, ɞɜɭɤɚɧɚɥɶɧɵɣ ɢ
ɦɨɧɨɮɨɧɢɱɟɫɤɢɣ
●
ɋɨɜɦɟɫɬɢɦɨɫɬɶ WMA-ɮɚɣɥɨɜ
•ɋɨɜɦɟɫɬɢɦɵɟ ɫɬɚɧɞɚɪɬɵ
WMA ɜɟɪɫɢɹ 7, 8, 9 (9,1/9,2)
•ɋɨɜɦɟɫɬɢɦɵɟ ɱɚɫɬɨɬɵ ɞɢɫɤɪɟɬɢɡɚɰɢɢ
32, 44,1, 48 (kHz) (ɤȽɰ)
•ɋɨɜɦɟɫɬɢɦɵɟ ɫɤɨɪɨɫɬɢ ɩɟɪɟɞɚɱɢ
ɞɚɧɧɵɯ (ɫɨɜɦɟɫɬɢɦɵ ɬɨɥɶɤɨ ɫ
2-ɤɚɧɚɥɶɧɵɦ ɜɨɫɩɪɨɢɡɜɟɞɟɧɢɟɦ)
ɜɟɪɫɢɹ 7, 8: CBR 48 - 192 (kbps (ɤɛɢɬ/ɫ))
ɜɟɪɫɢɹ 9 (9,1/9,2): CBR 48 - 320 (kbps
(ɤɛɢɬ/ɫ))
●
ɋɨɜɦɟɫɬɢɦɨɫɬɶ AAC-ɮɚɣɥɨɜ
•ɋɨɜɦɟɫɬɢɦɵɟ ɫɬɚɧɞɚɪɬɵ
MPEG4/AAC-LC
•ɋɨɜɦɟɫɬɢɦɵɟ ɱɚɫɬɨɬɵ ɞɢɫɤɪɟɬɢɡɚɰɢɢ
11,025/12/16/22,05/24/32/44,1/48 (kHz)
(ɤȽɰ)
•ɋɨɜɦɟɫɬɢɦɵɟ ɫɤɨɪɨɫɬɢ ɩɟɪɟɞɚɱɢ
ɞɚɧɧɵɯ (ɫɨɜɦɟɫɬɢɦɵɟ ɫ VBR)
8 - 320 (kbps (ɤɛɢɬ/ɫ))
•ɋɨɜɦɟɫɬɢɦɵɟ ɪɟɠɢɦɵ ɤɚɧɚɥɨɜ
1ch, 2ch (ɞɜɚ ɤɚɧɚɥɚ ɧɟ ɩɨɞɞɟɪɠɢɜɚɸɬɫɹ)
●
ɋɨɜɦɟɫɬɢɦɵɟ ɧɨɫɢɬɟɥɢ ɢɧɮɨɪɦɚɰɢɢ
Какая тормазная житкасть заливается
Лубая жыткасть, каторая патходит на Тайоту