MT6735修改听筒增益

文件路径如下：vendor\mediatek\proprietary\custom\common\cgen\cfgdefault\Audio_ver1_volume_custom_default.h

 

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1. #ifndef AUDIO_VER1_VOLUME_CUSTOM_DEFAULT_H  
2. #define AUDIO_VER1_VOLUME_CUSTOM_DEFAULT_H  
3.   
4. #define VER1_AUD_VOLUME_RING \    来电铃声各level数字增益  
5.     32,48,64,80,96,112,128,144,160,176,192,208,224,240,255,\  
6.     32,48,64,80,96,112,128,144,160,176,192,208,224,240,255,\  
7.     128,136,144,152,160,168,176,184,192,200,212,224,236,248,255,\  
8.     128,136,144,152,160,168,176,184,192,200,212,224,236,248,255  
9.   
10. #define VER1_AUD_VOLUME_SIP \    VOIP各level数字增益  
11.     112,136,160,184,208,232,255,0,0,0,0,0,0,0,0,\  
12.     112,136,160,184,208,232,255,0,0,0,0,0,0,0,0,\  
13.     112,136,160,184,208,232,255,0,0,0,0,0,0,0,0,\  
14.     0,43,85,128,171,213,255,0,0,0,0,0,0,0,0  
15.   
16. #define VER1_AUD_VOLUME_MIC \    MIC各level数字增益  
17.      64,112,192,144,192,192,184,184,184,184,184,0,0,0,0,\  
18.     255,192,192,180,192,192,196,184,184,184,184,0,0,0,0,\  
19.     255,208,208,180,255,208,196,0,0,0,0,0,0,0,0,\  
20.     255,208,208,164,255,208,172,0,0,0,0,0,0,0,0  
21.   
22. #define VER1_AUD_VOLUME_FM \      
23.     32,48,64,80,96,112,128,144,160,176,192,208,224,255,255,\  
24.     88,100,112,124,136,148,160,172,184,196,208,220,232,244,255,\  
25.     68,80,92,104,116,128,140,152,168,176,188,200,212,232,248,\  
26.     32,48,64,80,96,112,128,144,160,176,192,208,224,255,255  
27.   
28. #define VER1_AUD_VOLUME_SPH \    通过各level数字增益  
29.     40,60,80,100,120,140,160,0,0,0,0,0,0,0,0,\  
30.     40,60,80,100,120,140,160,0,0,0,0,0,0,0,0,\  
31.     40,60,80,100,120,140,160,0,0,0,0,0,0,0,0,\  
32.     40,60,80,100,120,140,160,0,0,0,0,0,0,0,0  
33.   
34. #define VER1_AUD_VOLUME_SID \  
35.     0,0,16,0,0,0,0,0,0,0,0,0,0,0,0,\  
36.     0,0,32,0,0,0,0,0,0,0,0,0,0,0,0,\  
37.     0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,\  
38.     0,0,0,0,0,0,0,0,0,0,0,0,0,0,0  
39.   
40. #define VER1_AUD_VOLUME_MEDIA \    media各level数字增益  
41.     32,48,64,80,96,112,160,144,160,176,192,208,224,240,255,\  
42.     88,100,112,124,136,148,160,172,184,196,208,220,232,244,255,\  
43.     68,80,92,104,116,128,140,152,168,176,188,200,212,232,248,\  
44.     32,48,64,80,96,112,128,144,160,176,192,208,224,240,255  
45.   
46. #define VER1_AUD_VOLUME_MATV \   MATV各level数字增益  
47.     32,48,64,80,96,112,128,144,160,176,192,208,224,240,255,\  
48.     88,100,112,124,136,148,160,172,184,196,208,220,232,244,255,\  
49.     68,80,92,104,116,128,140,152,168,176,188,200,212,232,248,\  
50.     32,48,64,80,96,112,128,144,160,176,192,208,224,240,255  
51.   
52. #define VER1_AUD_NORMAL_VOLUME_DEFAULT \    听筒模拟增益  
53.     128,128,128,128,128,128  
54.   
55. #define VER1_AUD_HEADSER_VOLUME_DEFAULT \   耳机模拟增益  
56.     124,148,148,148,148,148  
57.   
58. #define VER1_AUD_SPEAKER_VOLUME_DEFAULT \    speaker模拟增益  
59.     160,120,120,120,120,120  
60.   
61. #define VER1_AUD_HEADSETSPEAKER_VOLUME_DEFAULT \  耳机和speaker同时开启时的speaker模拟增益  
62.     112,160,132,132,132,132,132,132  
63.   
64. #define VER1_AUD_EXTAMP_VOLUME_DEFAULT \  
65.     132,132,132,132,132,132  
66.   
67. #define VER1_AUD_VOLUME_LEVEL_DEFAULT \  
68.     15,7,15,15,7,7,7,15,15  
69.   
70. /* mic volume setting for 2G/3G HAC mode */      
71. #define DEFAULT_VER1_AUD_VOLUME_MIC_HAC \  
72.      64,112,192,144,192,192,184,184,184,184,184,0,0,0,0  
73.        
74. /* speech dl volume setting for 2G/3G HAC mode */      
75. #define DEFAULT_VER1_AUD_VOLUME_SPH_HAC \  
76.     40,52,64,76,88,100,112,0,0,0,0,0,0,0,0  
77.   
78. /* sidetone volume setting for 2G/3G HAC mode */      
79. #define DEFAULT_VER1_AUD_VOLUME_SID_HAC \  
80.     0,0,16,0,0,0,0,0,0,0,0,0,0,0,0  
81.   
82. #endif  

四行数据增益分别对应：

 

      听筒模式

      耳机模式

      喇叭模式

      耳机和喇叭同时出声的模式

修改听筒增益，只需要修改VER1_AUD_VOLUME_SPH对应的第一行数据即可。

转载于:https://my.oschina.net/u/3142241/blog/1439314