83 lines
1.2 KiB
ReStructuredText
83 lines
1.2 KiB
ReStructuredText
.. -*- coding: utf-8; mode: rst -*-
|
|
|
|
.. _audio_fwrite:
|
|
|
|
=================
|
|
DVB audio write()
|
|
=================
|
|
|
|
Name
|
|
----
|
|
|
|
DVB audio write()
|
|
|
|
|
|
Synopsis
|
|
--------
|
|
|
|
.. c:function:: size_t write(int fd, const void *buf, size_t count)
|
|
|
|
|
|
Arguments
|
|
---------
|
|
|
|
.. flat-table::
|
|
:header-rows: 0
|
|
:stub-columns: 0
|
|
|
|
|
|
- .. row 1
|
|
|
|
- int fd
|
|
|
|
- File descriptor returned by a previous call to open().
|
|
|
|
- .. row 2
|
|
|
|
- void \*buf
|
|
|
|
- Pointer to the buffer containing the PES data.
|
|
|
|
- .. row 3
|
|
|
|
- size_t count
|
|
|
|
- Size of buf.
|
|
|
|
|
|
Description
|
|
-----------
|
|
|
|
This system call can only be used if AUDIO_SOURCE_MEMORY is selected
|
|
in the ioctl call AUDIO_SELECT_SOURCE. The data provided shall be in
|
|
PES format. If O_NONBLOCK is not specified the function will block
|
|
until buffer space is available. The amount of data to be transferred is
|
|
implied by count.
|
|
|
|
|
|
Return Value
|
|
------------
|
|
|
|
.. flat-table::
|
|
:header-rows: 0
|
|
:stub-columns: 0
|
|
|
|
|
|
- .. row 1
|
|
|
|
- ``EPERM``
|
|
|
|
- Mode AUDIO_SOURCE_MEMORY not selected.
|
|
|
|
- .. row 2
|
|
|
|
- ``ENOMEM``
|
|
|
|
- Attempted to write more data than the internal buffer can hold.
|
|
|
|
- .. row 3
|
|
|
|
- ``EBADF``
|
|
|
|
- fd is not a valid open file descriptor.
|