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大洋24361

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电梯直达

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发表于 20-2-25 23:40

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家庭音响5.1、7.1音响系统图

各个声道的定义

名称 解释

FL front left

FR front right

FC front center

LFE low frequency

BL back left

BR back right

FLC front left-of-center

FRC front right-of-center

BC back center

SL side left

SR side right

TC top center

TFL top front left

TFC top front center

TFR top front right

TBL top back left

TBC top back center

TBR top back right

DL downmix left

DR downmix right

WL wide left

WR wide right

SDL surround direct left

SDR surround direct right

LFE2 low frequency 2

音响系统布置(声道分布)定义

名称 声道分布情况

mono FC

stereo FL+FR

2.1 FL+FR+LFE

3.0 FL+FR+FC

3.0(back) FL+FR+BC

4.0 FL+FR+FC+BC

quad FL+FR+BL+BR

quad(side) FL+FR+SL+SR

3.1 FL+FR+FC+LFE

5.0 FL+FR+FC+BL+BR

5.0(side) FL+FR+FC+SL+SR

4.1 FL+FR+FC+LFE+BC

5.1 FL+FR+FC+LFE+BL+BR

5.1(side) FL+FR+FC+LFE+SL+SR

6.0 FL+FR+FC+BC+SL+SR

6.0(front) FL+FR+FLC+FRC+SL+SR

hexagonal FL+FR+FC+BL+BR+BC

6.1 FL+FR+FC+LFE+BC+SL+SR

6.1(back) FL+FR+FC+LFE+BL+BR+BC

6.1(front) FL+FR+LFE+FLC+FRC+SL+SR

7.0 FL+FR+FC+BL+BR+SL+SR

7.0(front) FL+FR+FC+FLC+FRC+SL+SR

7.1 FL+FR+FC+LFE+BL+BR+SL+SR

7.1(wide) FL+FR+FC+LFE+BL+BR+FLC+FRC

7.1(wide-side) FL+FR+FC+LFE+FLC+FRC+SL+SR

octagonal FL+FR+FC+BL+BR+BC+SL+SR

hexadecagonal FL+FR+FC+BL+BR+BC+SL+SR+TFL+TFC+TFR+TBL+TBC+TBR+WL+WR

downmix DL+DR

多声道(大于2.0的,如4.0、5.0、5.1、6.1、7.1等)转2.0立体声处理方法

1、Channels=2.1,处理为:FL=FL+0.5*LFE|FR=FR+0.5*LFE

2、Channels=3.0 and pan=FL+FR+FC,处理为:FL=0.5*FC+FL|FR=0.5*FC+FR

3、Channels=3.0 and pan=FL+FR+BC,处理为:FL=0.5*BC+FL|FR=0.5*BC+FR

4、Channels=4.0 and pan=FL+FR+FC+BC,处理为:FL=FL+0.5*FC+0.5*BC|FR=FR+0.5*FC+0.5*BC

5、Channels=4.0 and pan=FL+FR+BL+BR,处理为:FL=FL+BL|FR=FR+BR

6、Channels=4.0 and pan=FL+FR+SL+SR,处理为:FL=FL+SL|FR=FR+SR

7、Channels=3.1,处理为:FL=0.5*FC+FL+0.5*LFE|FR=0.5*FC+FR+0.5*LFE

8、Channels=5.0 and pan=FL+FR+FC+BL+BR,处理为:FL=0.5*FC+FL+BL|FR=0.5*FC+FR+BR

9、Channels=5.0 and pan=FL+FR+FC+SL+SR,处理为:FL=0.5*FC+FL+SL|FR=0.5*FC+FR+SR

10、Channels=4.1'FL+FR+FC+LFE+BC,处理为:FL=FL+0.5*FC+0.5*LFE+0.5*BC|FR=FR+0.5*FC+0.5*LFE+0.5*BC

11、Channels=5.1 and pan=FL+FR+FC+LFE+BL+BR,处理为:FL=0.5*FC+FL+BL+0.5*LFE|FR=0.5*FC+FR+BR+0.5*LFE

12、Channels=5.1 and pan=FL+FR+FC+LFE+SL+SR,处理为:FL=0.5*FC+FL+SL+0.5*LFE|FR=0.5*FC+FR+SR+0.5*LFE

13、Channels=6.0 and pan=FL+FR+FC+BC+SL+SR,处理为:FL=0.5*FC+0.5*BC+FL+SL|FR=0.5*FC+0.5*BC+FR+SR

14、Channels=6.0 and pan=FL+FR+FLC+FRC+SL+SR,处理为:FL=FLC+FL+SL|FR=FRC+FR+SR

15、Channels=6.0 and pan=FL+FR+FC+BL+BR+BC,处理为:FL=0.5*FC+0.5*BC+FL+BL|FR=0.5*FC+0.5*BC+FR+BR

16、Channels=6.1 and pan=FL+FR+FC+LFE+BC+SL+SR,处理为:FL=0.5*FC+0.5*BC+FL+SL+0.5*LFE|FR=0.5*FC+0.5*BC+FR+SR+0.5*LFE

17、Channels=6.1 and pan=FL+FR+FC+LFE+BL+BR+BC,处理为:FL=0.5*FC+0.5*BC+FL+BL+0.5*LFE|FR=0.5*FC+0.5*BC+FR+BR+0.5*LFE

18、Channels=6.1 and pan=FL+FR+LFE+FLC+FRC+SL+SR,处理为:FL=FlC+FL+SL+0.5*LFE|FR=FRC+FR+SR+0.5*LFE

19、Channels=7.0 and pan=FL+FR+FC+BL+BR+SL+SR,处理为:FL=FL+0.5*FC+BL+SL|FR=FR+0.5*FC+BR+SR

20、Channels=7.0 and pan=FL+FR+FC+FLC+FRC+SL+SR,处理为:FL=FL+0.5*FC+FlC+SL|FR=FR+0.5*FC+FRC+SR

21、Channels=7.1 and pan=FL+FR+FC+LFE+BL+BR+SL+SR,处理为:FL=FL+0.5*FC+BL+SL+0.5*LFE|FR=FR+0.5*FC+BR+SR+0.5*LFE

22、Channels=7.1 and pan=FL+FR+FC+LFE+BL+BR+FLC+FRC,处理为:FL=FL+0.5*FC+BL+FLC+0.5*LFE|FR=FR+0.5*FC+BR+FRC+0.5*LFE

23、Channels=7.1 and pan=FL+FR+FC+LFE+FLC+FRC+SL+SR,处理为:FL=FL+0.5*FC+SL+FLC+0.5*LFE|FR=FR+0.5*FC+SR+FRC+0.5*LFE

24、Channels=8.0,处理为:FL=FL+0.5*FC+0.5*BC+BL+SL|FR=FR+0.5*FC+0.5*BC+BR+SR

25、Channels>8,处理为:混合为2.0立体声。

大于5.0的(如6.1、7.1)转5.1处理方法

1、Channels=6.0 and pan=FL+FR+FC+BC+SL+SR,处理为:FL=FL|FR=FR|FC=FC+BC|BL=SL|BR=SR

2、Channels=6.0 and pan=FL+FR+FLC+FRC+SL+SR,处理为:FL=FL|FR=FR|FC=FLC+FRC|BL=SL|BR=SR

3、Channels=6.0 and pan=FL+FR+FC+BL+BR+BC,处理为:FL=FL|FR=FR|FC=FC+BC|BL=BL|BR=BR

4、Channels=6.1 and pan=FL+FR+FC+LFE+BC+SL+SR,处理为:FL=FL|FR=FR|FC=FC+BC|BL=SL|BR=SR|LFE=LFE

5、Channels=6.1 and pan=FL+FR+FC+LFE+BL+BR+BC,处理为:FL=FL|FR=FR|FC=FC+BC|BL=BL|BR=BR|LFE=LFE

6、Channels=6.1 and pan=FL+FR+LFE+FLC+FRC+SL+SR,处理为:FL=FL|FR=FR|FC=FLC+FRC|BL=SL|BR=SR|LFE=LFE

7、Channels=7.0 and pan=FL+FR+FC+BL+BR+SL+SR,处理为:FL=FL|FR=FR|FC=FC|BL=BL+SL|BR=BR+SR

8、Channels=7.0 and pan=FL+FR+FC+FLC+FRC+SL+SR,处理为:FL=FL|FR=FR|FC=FC+FLC+FRC|BL=SL|BR=SR

9、Channels=7.1 and pan=FL+FR+FC+LFE+BL+BR+SL+SR,处理为:FL=FL|FR=FR|FC=FC|BL=SL+BL|BR=SR+BR|LFE=LFE

10、Channels=7.1 and pan=FL+FR+FC+LFE+BL+BR+FLC+FRC,处理为:FL=FL|FR=FR|FC=FC+FLC+FRC|BL=BL|BR=BR|LFE=LFE

11、Channels=7.1 and pan=FL+FR+FC+LFE+FLC+FRC+SL+SR,处理为:FL=FL|FR=FR|FC=FC+FLC+FRC|BL=SL|BR=SR|LFE=LFE

12、Channels=8.0,处理为:FL=FL|FR=FR|FC=FC+BC|BL=SL+BL|BR=SR+BR

13、Channels>8,处理为:混合为5.0(无低音时)或5.1(有低音时)环绕声。

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