1.开机日志中只有一个Loopback ，播放无声音
[ 1.630378] ALSA device list:
[ 1.647748] #0: Loopback 15.2 下有人音频调试通过了吗
离线
要用tinyalsa设置音频相关寄存器
谢谢我现在去试下，有没有相关的链接，我参考下
离线
ocean 说：哇酷小二 说：要用tinyalsa设置音频相关寄存器
谢谢我现在去试下，有没有相关的链接，我参考下
右上角搜 tinymix
我的设备为什么这么多，我看上面别人才20多个
# tinymix contents
Number of controls: 96
ctl type num name value
0 INT 1 PCM Rate Shift 100000 100000 (range 80000->120000)
1 BOOL 1 PCM Notify Off
2 BOOL 1 PCM Slave Active Off
3 INT 1 PCM Slave Format 2 (range 0->52)
4 INT 1 PCM Slave Rate 48000 (range 0->192000)
5 INT 1 PCM Slave Channels 2 (range 1->1024)
6 INT 1 PCM Rate Shift 100000 100000 (range 80000->120000)
7 BOOL 1 PCM Notify Off
8 BOOL 1 PCM Slave Active Off
9 INT 1 PCM Slave Format 2 (range 0->52)
10 INT 1 PCM Slave Rate 48000 (range 0->192000)
11 INT 1 PCM Slave Channels 2 (range 1->1024)
12 INT 1 PCM Rate Shift 100000 100000 (range 80000->120000)
13 BOOL 1 PCM Notify Off
14 BOOL 1 PCM Slave Active Off
15 INT 1 PCM Slave Format 2 (range 0->52)
16 INT 1 PCM Slave Rate 48000 (range 0->192000)
17 INT 1 PCM Slave Channels 2 (range 1->1024)
18 INT 1 PCM Rate Shift 100000 100000 (range 80000->120000)
19 BOOL 1 PCM Notify Off
20 BOOL 1 PCM Slave Active Off
21 INT 1 PCM Slave Format 2 (range 0->52)
22 INT 1 PCM Slave Rate 48000 (range 0->192000)
23 INT 1 PCM Slave Channels 2 (range 1->1024)
24 INT 1 PCM Rate Shift 100000 100000 (range 80000->120000)
25 BOOL 1 PCM Notify Off
26 BOOL 1 PCM Slave Active Off
27 INT 1 PCM Slave Format 2 (range 0->52)
28 INT 1 PCM Slave Rate 48000 (range 0->192000)
29 INT 1 PCM Slave Channels 2 (range 1->1024)
30 INT 1 PCM Rate Shift 100000 100000 (range 80000->120000)
31 BOOL 1 PCM Notify Off
32 BOOL 1 PCM Slave Active Off
33 INT 1 PCM Slave Format 2 (range 0->52)
34 INT 1 PCM Slave Rate 48000 (range 0->192000)
35 INT 1 PCM Slave Channels 2 (range 1->1024)
36 INT 1 PCM Rate Shift 100000 100000 (range 80000->120000)
37 BOOL 1 PCM Notify Off
38 BOOL 1 PCM Slave Active Off
39 INT 1 PCM Slave Format 2 (range 0->52)
40 INT 1 PCM Slave Rate 48000 (range 0->192000)
41 INT 1 PCM Slave Channels 2 (range 1->1024)
42 INT 1 PCM Rate Shift 100000 100000 (range 80000->120000)
43 BOOL 1 PCM Notify Off
44 BOOL 1 PCM Slave Active Off
45 INT 1 PCM Slave Format 2 (range 0->52)
46 INT 1 PCM Slave Rate 48000 (range 0->192000)
47 INT 1 PCM Slave Channels 2 (range 1->1024)
48 INT 1 PCM Rate Shift 100000 100000 (range 80000->120000)
49 BOOL 1 PCM Notify Off
50 BOOL 1 PCM Slave Active Off
51 INT 1 PCM Slave Format 2 (range 0->52)
52 INT 1 PCM Slave Rate 48000 (range 0->192000)
53 INT 1 PCM Slave Channels 2 (range 1->1024)
54 INT 1 PCM Rate Shift 100000 100000 (range 80000->120000)
55 BOOL 1 PCM Notify Off
56 BOOL 1 PCM Slave Active Off
57 INT 1 PCM Slave Format 2 (range 0->52)
58 INT 1 PCM Slave Rate 48000 (range 0->192000)
59 INT 1 PCM Slave Channels 2 (range 1->1024)
60 INT 1 PCM Rate Shift 100000 100000 (range 80000->120000)
61 BOOL 1 PCM Notify Off
62 BOOL 1 PCM Slave Active Off
63 INT 1 PCM Slave Format 2 (range 0->52)
64 INT 1 PCM Slave Rate 48000 (range 0->192000)
65 INT 1 PCM Slave Channels 2 (range 1->1024)
66 INT 1 PCM Rate Shift 100000 100000 (range 80000->120000)
67 BOOL 1 PCM Notify Off
68 BOOL 1 PCM Slave Active Off
69 INT 1 PCM Slave Format 2 (range 0->52)
70 INT 1 PCM Slave Rate 48000 (range 0->192000)
71 INT 1 PCM Slave Channels 2 (range 1->1024)
72 INT 1 PCM Rate Shift 100000 100000 (range 80000->120000)
73 BOOL 1 PCM Notify Off
74 BOOL 1 PCM Slave Active Off
75 INT 1 PCM Slave Format 2 (range 0->52)
76 INT 1 PCM Slave Rate 48000 (range 0->192000)
77 INT 1 PCM Slave Channels 2 (range 1->1024)
78 INT 1 PCM Rate Shift 100000 100000 (range 80000->120000)
79 BOOL 1 PCM Notify Off
80 BOOL 1 PCM Slave Active Off
81 INT 1 PCM Slave Format 2 (range 0->52)
82 INT 1 PCM Slave Rate 48000 (range 0->192000)
83 INT 1 PCM Slave Channels 2 (range 1->1024)
84 INT 1 PCM Rate Shift 100000 100000 (range 80000->120000)
85 BOOL 1 PCM Notify Off
86 BOOL 1 PCM Slave Active Off
87 INT 1 PCM Slave Format 2 (range 0->52)
88 INT 1 PCM Slave Rate 48000 (range 0->192000)
89 INT 1 PCM Slave Channels 2 (range 1->1024)
90 INT 1 PCM Rate Shift 100000 100000 (range 80000->120000)
91 BOOL 1 PCM Notify Off
92 BOOL 1 PCM Slave Active Off
93 INT 1 PCM Slave Format 2 (range 0->52)
94 INT 1 PCM Slave Rate 48000 (range 0->192000)
95 INT 1 PCM Slave Channels 2 (range 1->1024)调用 tinymix 设置相关参数报错
# tinymix set 3 1
Error: invalid value离线