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1 | .. -*- coding: utf-8; mode: rst -*- |
2 | ||
3 | .. _AUDIO_SET_AV_SYNC: | |
4 | ||
586027ce | 5 | ================= |
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6 | AUDIO_SET_AV_SYNC |
7 | ================= | |
8 | ||
15e7d615 | 9 | Name |
586027ce | 10 | ---- |
47d23e36 | 11 | |
586027ce | 12 | AUDIO_SET_AV_SYNC |
47d23e36 | 13 | |
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14 | |
15 | Synopsis | |
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16 | -------- |
17 | ||
5929cb17 | 18 | .. cpp:function:: int ioctl(int fd, int request = AUDIO_SET_AV_SYNC, boolean state) |
47d23e36 | 19 | |
47d23e36 | 20 | |
15e7d615 | 21 | Arguments |
586027ce | 22 | --------- |
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23 | |
24 | .. flat-table:: | |
25 | :header-rows: 0 | |
26 | :stub-columns: 0 | |
27 | ||
28 | ||
29 | - .. row 1 | |
30 | ||
31 | - int fd | |
32 | ||
33 | - File descriptor returned by a previous call to open(). | |
34 | ||
35 | - .. row 2 | |
36 | ||
37 | - int request | |
38 | ||
39 | - Equals AUDIO_AV_SYNC for this command. | |
40 | ||
41 | - .. row 3 | |
42 | ||
43 | - boolean state | |
44 | ||
45 | - Tells the DVB subsystem if A/V synchronization shall be ON or OFF. | |
46 | ||
47 | - .. row 4 | |
48 | ||
49 | - | |
50 | - TRUE AV-sync ON | |
51 | ||
52 | - .. row 5 | |
53 | ||
54 | - | |
55 | - FALSE AV-sync OFF | |
56 | ||
57 | ||
15e7d615 | 58 | Description |
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59 | ----------- |
60 | ||
61 | This ioctl call asks the Audio Device to turn ON or OFF A/V | |
62 | synchronization. | |
63 | ||
64 | ||
15e7d615 | 65 | Return Value |
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66 | ------------ |
67 | ||
68 | On success 0 is returned, on error -1 and the ``errno`` variable is set | |
69 | appropriately. The generic error codes are described at the | |
70 | :ref:`Generic Error Codes <gen-errors>` chapter. |