forked from AFPy/python-docs-fr
573 lines
18 KiB
Plaintext
573 lines
18 KiB
Plaintext
# Copyright (C) 2001-2018, Python Software Foundation
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# For licence information, see README file.
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#
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msgid ""
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msgstr ""
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"Project-Id-Version: Python 3\n"
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"Report-Msgid-Bugs-To: \n"
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"POT-Creation-Date: 2022-05-22 23:13+0200\n"
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"PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
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"Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
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"Language-Team: FRENCH <traductions@lists.afpy.org>\n"
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"Language: fr\n"
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"MIME-Version: 1.0\n"
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"Content-Type: text/plain; charset=UTF-8\n"
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"Content-Transfer-Encoding: 8bit\n"
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#: library/ossaudiodev.rst:2
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msgid ":mod:`ossaudiodev` --- Access to OSS-compatible audio devices"
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msgstr ""
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#: library/ossaudiodev.rst:12
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msgid ""
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"The :mod:`ossaudiodev` module is deprecated (see :pep:`PEP 594 "
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"<594#ossaudiodev>` for details)."
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msgstr ""
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#: library/ossaudiodev.rst:15
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msgid ""
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"This module allows you to access the OSS (Open Sound System) audio "
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"interface. OSS is available for a wide range of open-source and commercial "
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"Unices, and is the standard audio interface for Linux and recent versions of "
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"FreeBSD."
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msgstr ""
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#: library/ossaudiodev.rst:47
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msgid ""
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"Operations in this module now raise :exc:`OSError` where :exc:`IOError` was "
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"raised."
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msgstr ""
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#: library/ossaudiodev.rst:55
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msgid ""
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"`Open Sound System Programmer's Guide <http://www.opensound.com/pguide/oss."
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"pdf>`_"
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msgstr ""
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#: library/ossaudiodev.rst:55
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msgid "the official documentation for the OSS C API"
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msgstr ""
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#: library/ossaudiodev.rst:57
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msgid ""
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"The module defines a large number of constants supplied by the OSS device "
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"driver; see ``<sys/soundcard.h>`` on either Linux or FreeBSD for a listing."
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msgstr ""
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#: library/ossaudiodev.rst:60
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msgid ":mod:`ossaudiodev` defines the following variables and functions:"
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msgstr ""
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#: library/ossaudiodev.rst:65
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msgid ""
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"This exception is raised on certain errors. The argument is a string "
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"describing what went wrong."
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msgstr ""
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#: library/ossaudiodev.rst:68
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msgid ""
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"(If :mod:`ossaudiodev` receives an error from a system call such as :c:func:"
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"`open`, :c:func:`write`, or :c:func:`ioctl`, it raises :exc:`OSError`. "
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"Errors detected directly by :mod:`ossaudiodev` result in :exc:"
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"`OSSAudioError`.)"
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msgstr ""
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#: library/ossaudiodev.rst:72
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msgid ""
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"(For backwards compatibility, the exception class is also available as "
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"``ossaudiodev.error``.)"
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msgstr ""
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#: library/ossaudiodev.rst:79
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msgid ""
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"Open an audio device and return an OSS audio device object. This object "
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"supports many file-like methods, such as :meth:`read`, :meth:`write`, and :"
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"meth:`fileno` (although there are subtle differences between conventional "
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"Unix read/write semantics and those of OSS audio devices). It also supports "
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"a number of audio-specific methods; see below for the complete list of "
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"methods."
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msgstr ""
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#: library/ossaudiodev.rst:85
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msgid ""
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"*device* is the audio device filename to use. If it is not specified, this "
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"module first looks in the environment variable :envvar:`AUDIODEV` for a "
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"device to use. If not found, it falls back to :file:`/dev/dsp`."
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msgstr ""
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#: library/ossaudiodev.rst:89
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msgid ""
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"*mode* is one of ``'r'`` for read-only (record) access, ``'w'`` for write-"
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"only (playback) access and ``'rw'`` for both. Since many sound cards only "
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"allow one process to have the recorder or player open at a time, it is a "
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"good idea to open the device only for the activity needed. Further, some "
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"sound cards are half-duplex: they can be opened for reading or writing, but "
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"not both at once."
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msgstr ""
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#: library/ossaudiodev.rst:96
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msgid ""
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"Note the unusual calling syntax: the *first* argument is optional, and the "
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"second is required. This is a historical artifact for compatibility with "
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"the older :mod:`linuxaudiodev` module which :mod:`ossaudiodev` supersedes."
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msgstr ""
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#: library/ossaudiodev.rst:107
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msgid ""
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"Open a mixer device and return an OSS mixer device object. *device* is the "
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"mixer device filename to use. If it is not specified, this module first "
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"looks in the environment variable :envvar:`MIXERDEV` for a device to use. "
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"If not found, it falls back to :file:`/dev/mixer`."
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msgstr ""
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#: library/ossaudiodev.rst:116
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msgid "Audio Device Objects"
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msgstr ""
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#: library/ossaudiodev.rst:118
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msgid ""
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"Before you can write to or read from an audio device, you must call three "
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"methods in the correct order:"
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msgstr ""
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#: library/ossaudiodev.rst:121
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msgid ":meth:`setfmt` to set the output format"
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msgstr ""
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#: library/ossaudiodev.rst:123
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msgid ":meth:`channels` to set the number of channels"
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msgstr ""
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#: library/ossaudiodev.rst:125
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msgid ":meth:`speed` to set the sample rate"
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msgstr ""
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#: library/ossaudiodev.rst:127
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msgid ""
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"Alternately, you can use the :meth:`setparameters` method to set all three "
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"audio parameters at once. This is more convenient, but may not be as "
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"flexible in all cases."
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msgstr ""
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#: library/ossaudiodev.rst:131
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msgid ""
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"The audio device objects returned by :func:`.open` define the following "
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"methods and (read-only) attributes:"
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msgstr ""
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#: library/ossaudiodev.rst:137
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msgid ""
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"Explicitly close the audio device. When you are done writing to or reading "
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"from an audio device, you should explicitly close it. A closed device "
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"cannot be used again."
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msgstr ""
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#: library/ossaudiodev.rst:144
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msgid "Return the file descriptor associated with the device."
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msgstr ""
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#: library/ossaudiodev.rst:149
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msgid ""
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"Read *size* bytes from the audio input and return them as a Python string. "
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"Unlike most Unix device drivers, OSS audio devices in blocking mode (the "
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"default) will block :func:`read` until the entire requested amount of data "
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"is available."
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msgstr ""
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#: library/ossaudiodev.rst:157
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msgid ""
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"Write a :term:`bytes-like object` *data* to the audio device and return the "
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"number of bytes written. If the audio device is in blocking mode (the "
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"default), the entire data is always written (again, this is different from "
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"usual Unix device semantics). If the device is in non-blocking mode, some "
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"data may not be written---see :meth:`writeall`."
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msgstr ""
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#: library/ossaudiodev.rst:177
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msgid "Writable :term:`bytes-like object` is now accepted."
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msgstr "N'importe quel :term:`bytes-like object` est maintenant accepté."
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#: library/ossaudiodev.rst:169
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msgid ""
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"Write a :term:`bytes-like object` *data* to the audio device: waits until "
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"the audio device is able to accept data, writes as much data as it will "
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"accept, and repeats until *data* has been completely written. If the device "
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"is in blocking mode (the default), this has the same effect as :meth:"
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"`write`; :meth:`writeall` is only useful in non-blocking mode. Has no "
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"return value, since the amount of data written is always equal to the amount "
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"of data supplied."
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msgstr ""
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#: library/ossaudiodev.rst:181
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msgid ""
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"Audio device objects also support the context management protocol, i.e. they "
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"can be used in a :keyword:`with` statement."
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msgstr ""
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#: library/ossaudiodev.rst:186
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msgid ""
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"The following methods each map to exactly one :c:func:`ioctl` system call. "
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"The correspondence is obvious: for example, :meth:`setfmt` corresponds to "
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"the ``SNDCTL_DSP_SETFMT`` ioctl, and :meth:`sync` to ``SNDCTL_DSP_SYNC`` "
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"(this can be useful when consulting the OSS documentation). If the "
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"underlying :c:func:`ioctl` fails, they all raise :exc:`OSError`."
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msgstr ""
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#: library/ossaudiodev.rst:195
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msgid ""
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"Put the device into non-blocking mode. Once in non-blocking mode, there is "
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"no way to return it to blocking mode."
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msgstr ""
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#: library/ossaudiodev.rst:201
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msgid ""
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"Return a bitmask of the audio output formats supported by the soundcard. "
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"Some of the formats supported by OSS are:"
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msgstr ""
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#: library/ossaudiodev.rst:205
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msgid "Format"
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msgstr "Format"
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#: library/ossaudiodev.rst:259
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msgid "Description"
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msgstr "Description"
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#: library/ossaudiodev.rst:207
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msgid ":const:`AFMT_MU_LAW`"
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msgstr ":const:`AFMT_MU_LAW`"
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#: library/ossaudiodev.rst:207
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msgid ""
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"a logarithmic encoding (used by Sun ``.au`` files and :file:`/dev/audio`)"
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msgstr ""
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#: library/ossaudiodev.rst:210
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msgid ":const:`AFMT_A_LAW`"
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msgstr ":const:`AFMT_A_LAW`"
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#: library/ossaudiodev.rst:210
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msgid "a logarithmic encoding"
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msgstr ""
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#: library/ossaudiodev.rst:212
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msgid ":const:`AFMT_IMA_ADPCM`"
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msgstr ":const:`AFMT_IMA_ADPCM`"
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#: library/ossaudiodev.rst:212
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msgid ""
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"a 4:1 compressed format defined by the Interactive Multimedia Association"
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msgstr ""
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#: library/ossaudiodev.rst:215
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msgid ":const:`AFMT_U8`"
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msgstr ":const:`AFMT_U8`"
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#: library/ossaudiodev.rst:215
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msgid "Unsigned, 8-bit audio"
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msgstr ""
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#: library/ossaudiodev.rst:217
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msgid ":const:`AFMT_S16_LE`"
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msgstr ":const:`AFMT_S16_LE`"
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#: library/ossaudiodev.rst:217
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msgid ""
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"Signed, 16-bit audio, little-endian byte order (as used by Intel processors)"
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msgstr ""
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#: library/ossaudiodev.rst:220
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msgid ":const:`AFMT_S16_BE`"
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msgstr ":const:`AFMT_S16_BE`"
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#: library/ossaudiodev.rst:220
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msgid ""
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"Signed, 16-bit audio, big-endian byte order (as used by 68k, PowerPC, Sparc)"
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msgstr ""
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#: library/ossaudiodev.rst:223
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msgid ":const:`AFMT_S8`"
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msgstr ":const:`AFMT_S8`"
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#: library/ossaudiodev.rst:223
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msgid "Signed, 8 bit audio"
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msgstr ""
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#: library/ossaudiodev.rst:225
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msgid ":const:`AFMT_U16_LE`"
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msgstr ":const:`AFMT_U16_LE`"
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#: library/ossaudiodev.rst:225
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msgid "Unsigned, 16-bit little-endian audio"
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msgstr ""
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#: library/ossaudiodev.rst:227
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msgid ":const:`AFMT_U16_BE`"
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msgstr ":const:`AFMT_U16_BE`"
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#: library/ossaudiodev.rst:227
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msgid "Unsigned, 16-bit big-endian audio"
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msgstr ""
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#: library/ossaudiodev.rst:230
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msgid ""
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"Consult the OSS documentation for a full list of audio formats, and note "
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"that most devices support only a subset of these formats. Some older "
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"devices only support :const:`AFMT_U8`; the most common format used today is :"
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"const:`AFMT_S16_LE`."
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msgstr ""
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#: library/ossaudiodev.rst:238
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msgid ""
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"Try to set the current audio format to *format*---see :meth:`getfmts` for a "
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"list. Returns the audio format that the device was set to, which may not be "
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"the requested format. May also be used to return the current audio format---"
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"do this by passing an \"audio format\" of :const:`AFMT_QUERY`."
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msgstr ""
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#: library/ossaudiodev.rst:246
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msgid ""
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"Set the number of output channels to *nchannels*. A value of 1 indicates "
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"monophonic sound, 2 stereophonic. Some devices may have more than 2 "
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"channels, and some high-end devices may not support mono. Returns the number "
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"of channels the device was set to."
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msgstr ""
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#: library/ossaudiodev.rst:254
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msgid ""
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"Try to set the audio sampling rate to *samplerate* samples per second. "
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"Returns the rate actually set. Most sound devices don't support arbitrary "
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"sampling rates. Common rates are:"
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msgstr ""
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#: library/ossaudiodev.rst:259
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msgid "Rate"
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msgstr ""
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#: library/ossaudiodev.rst:261
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msgid "8000"
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msgstr "8000"
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#: library/ossaudiodev.rst:261
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msgid "default rate for :file:`/dev/audio`"
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msgstr ""
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#: library/ossaudiodev.rst:263
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msgid "11025"
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msgstr "11025"
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#: library/ossaudiodev.rst:263
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msgid "speech recording"
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msgstr ""
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#: library/ossaudiodev.rst:265
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msgid "22050"
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msgstr "22050"
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#: library/ossaudiodev.rst:267
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msgid "44100"
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msgstr "44100"
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#: library/ossaudiodev.rst:267
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msgid "CD quality audio (at 16 bits/sample and 2 channels)"
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msgstr ""
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#: library/ossaudiodev.rst:270
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msgid "96000"
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msgstr "96000"
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#: library/ossaudiodev.rst:270
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msgid "DVD quality audio (at 24 bits/sample)"
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msgstr ""
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#: library/ossaudiodev.rst:276
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msgid ""
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"Wait until the sound device has played every byte in its buffer. (This "
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"happens implicitly when the device is closed.) The OSS documentation "
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"recommends closing and re-opening the device rather than using :meth:`sync`."
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msgstr ""
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#: library/ossaudiodev.rst:283
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msgid ""
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"Immediately stop playing or recording and return the device to a state where "
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"it can accept commands. The OSS documentation recommends closing and re-"
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"opening the device after calling :meth:`reset`."
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msgstr ""
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#: library/ossaudiodev.rst:290
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msgid ""
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"Tell the driver that there is likely to be a pause in the output, making it "
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"possible for the device to handle the pause more intelligently. You might "
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"use this after playing a spot sound effect, before waiting for user input, "
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"or before doing disk I/O."
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msgstr ""
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#: library/ossaudiodev.rst:295
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msgid ""
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"The following convenience methods combine several ioctls, or one ioctl and "
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"some simple calculations."
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msgstr ""
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#: library/ossaudiodev.rst:301
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msgid ""
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"Set the key audio sampling parameters---sample format, number of channels, "
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"and sampling rate---in one method call. *format*, *nchannels*, and "
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"*samplerate* should be as specified in the :meth:`setfmt`, :meth:`channels`, "
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"and :meth:`speed` methods. If *strict* is true, :meth:`setparameters` "
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"checks to see if each parameter was actually set to the requested value, and "
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"raises :exc:`OSSAudioError` if not. Returns a tuple (*format*, *nchannels*, "
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"*samplerate*) indicating the parameter values that were actually set by the "
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"device driver (i.e., the same as the return values of :meth:`setfmt`, :meth:"
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"`channels`, and :meth:`speed`)."
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msgstr ""
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#: library/ossaudiodev.rst:311
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#, fuzzy
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msgid "For example, ::"
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msgstr "Par exemple ::"
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#: library/ossaudiodev.rst:315
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#, fuzzy
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msgid "is equivalent to ::"
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msgstr "est équivalente à ::"
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#: library/ossaudiodev.rst:324
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msgid "Returns the size of the hardware buffer, in samples."
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msgstr ""
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#: library/ossaudiodev.rst:329
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msgid ""
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"Returns the number of samples that are in the hardware buffer yet to be "
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"played."
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msgstr ""
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#: library/ossaudiodev.rst:334
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msgid ""
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"Returns the number of samples that could be queued into the hardware buffer "
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"to be played without blocking."
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msgstr ""
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#: library/ossaudiodev.rst:337
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msgid "Audio device objects also support several read-only attributes:"
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msgstr ""
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#: library/ossaudiodev.rst:342
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msgid "Boolean indicating whether the device has been closed."
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msgstr ""
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#: library/ossaudiodev.rst:347
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msgid "String containing the name of the device file."
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msgstr ""
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#: library/ossaudiodev.rst:352
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msgid "The I/O mode for the file, either ``\"r\"``, ``\"rw\"``, or ``\"w\"``."
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msgstr ""
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#: library/ossaudiodev.rst:358
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msgid "Mixer Device Objects"
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msgstr ""
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#: library/ossaudiodev.rst:360
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msgid "The mixer object provides two file-like methods:"
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msgstr ""
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#: library/ossaudiodev.rst:365
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msgid ""
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"This method closes the open mixer device file. Any further attempts to use "
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"the mixer after this file is closed will raise an :exc:`OSError`."
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msgstr ""
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#: library/ossaudiodev.rst:371
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msgid "Returns the file handle number of the open mixer device file."
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msgstr ""
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#: library/ossaudiodev.rst:373
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msgid "Mixer objects also support the context management protocol."
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msgstr ""
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#: library/ossaudiodev.rst:377
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msgid "The remaining methods are specific to audio mixing:"
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msgstr ""
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#: library/ossaudiodev.rst:382
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msgid ""
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"This method returns a bitmask specifying the available mixer controls "
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"(\"Control\" being a specific mixable \"channel\", such as :const:"
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"`SOUND_MIXER_PCM` or :const:`SOUND_MIXER_SYNTH`). This bitmask indicates a "
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"subset of all available mixer controls---the :const:`SOUND_MIXER_\\*` "
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"constants defined at module level. To determine if, for example, the current "
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"mixer object supports a PCM mixer, use the following Python code::"
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msgstr ""
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#: library/ossaudiodev.rst:394
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msgid ""
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"For most purposes, the :const:`SOUND_MIXER_VOLUME` (master volume) and :"
|
|
"const:`SOUND_MIXER_PCM` controls should suffice---but code that uses the "
|
|
"mixer should be flexible when it comes to choosing mixer controls. On the "
|
|
"Gravis Ultrasound, for example, :const:`SOUND_MIXER_VOLUME` does not exist."
|
|
msgstr ""
|
|
|
|
#: library/ossaudiodev.rst:402
|
|
msgid ""
|
|
"Returns a bitmask indicating stereo mixer controls. If a bit is set, the "
|
|
"corresponding control is stereo; if it is unset, the control is either "
|
|
"monophonic or not supported by the mixer (use in combination with :meth:"
|
|
"`controls` to determine which)."
|
|
msgstr ""
|
|
|
|
#: library/ossaudiodev.rst:407
|
|
msgid ""
|
|
"See the code example for the :meth:`controls` function for an example of "
|
|
"getting data from a bitmask."
|
|
msgstr ""
|
|
|
|
#: library/ossaudiodev.rst:413
|
|
msgid ""
|
|
"Returns a bitmask specifying the mixer controls that may be used to record. "
|
|
"See the code example for :meth:`controls` for an example of reading from a "
|
|
"bitmask."
|
|
msgstr ""
|
|
|
|
#: library/ossaudiodev.rst:419
|
|
msgid ""
|
|
"Returns the volume of a given mixer control. The returned volume is a 2-"
|
|
"tuple ``(left_volume,right_volume)``. Volumes are specified as numbers from "
|
|
"0 (silent) to 100 (full volume). If the control is monophonic, a 2-tuple is "
|
|
"still returned, but both volumes are the same."
|
|
msgstr ""
|
|
|
|
#: library/ossaudiodev.rst:424
|
|
msgid ""
|
|
"Raises :exc:`OSSAudioError` if an invalid control is specified, or :exc:"
|
|
"`OSError` if an unsupported control is specified."
|
|
msgstr ""
|
|
|
|
#: library/ossaudiodev.rst:430
|
|
msgid ""
|
|
"Sets the volume for a given mixer control to ``(left,right)``. ``left`` and "
|
|
"``right`` must be ints and between 0 (silent) and 100 (full volume). On "
|
|
"success, the new volume is returned as a 2-tuple. Note that this may not be "
|
|
"exactly the same as the volume specified, because of the limited resolution "
|
|
"of some soundcard's mixers."
|
|
msgstr ""
|
|
|
|
#: library/ossaudiodev.rst:436
|
|
msgid ""
|
|
"Raises :exc:`OSSAudioError` if an invalid mixer control was specified, or if "
|
|
"the specified volumes were out-of-range."
|
|
msgstr ""
|
|
|
|
#: library/ossaudiodev.rst:442
|
|
msgid ""
|
|
"This method returns a bitmask indicating which control(s) are currently "
|
|
"being used as a recording source."
|
|
msgstr ""
|
|
|
|
#: library/ossaudiodev.rst:448
|
|
msgid ""
|
|
"Call this function to specify a recording source. Returns a bitmask "
|
|
"indicating the new recording source (or sources) if successful; raises :exc:"
|
|
"`OSError` if an invalid source was specified. To set the current recording "
|
|
"source to the microphone input::"
|
|
msgstr ""
|