Lines Matching refs:command

19 VIDIOC_DECODER_CMD - VIDIOC_TRY_DECODER_CMD - Execute an decoder command
47 ``VIDIOC_DECODER_CMD`` sends a command to the decoder,
48 ``VIDIOC_TRY_DECODER_CMD`` can be used to try a command without actually
49 executing it. To send a command applications must initialize all fields
54 The ``cmd`` field must contain the command code. Some commands use the
58 call sends an implicit START command to the decoder if it has not been
63 command to the decoder, and all buffered data is discarded. Applies to both
86       - The decoder command, see :ref:`decoder-cmds`.
91       - Flags to go with the command. If no flags are defined for this
92 	command, drivers and applications must set this field to zero.
103 	``V4L2_DEC_CMD_START`` command.
132 	command.
166 	this command will just change the playback speed. That means that
169 	``V4L2_DEC_CMD_RESUME`` for that. This command has one flag:
174 	is initiated with the ``V4L2_DEC_CMD_STOP`` command, it must be driven
175 	to completion before this command can be invoked.  Any attempt to
176 	invoke the command while the drain sequence is in progress will trigger
177 	an ``EBUSY`` error code.  The command may be also used to restart the
184 	command does nothing. This command has two flags: if
193 	For a device implementing the :ref:`decoder`, the command will initiate
195 	arguments are accepted in this case. Any attempt to invoke the command
202 	already paused, this command does nothing. This command has one
207       - Resume decoding after a PAUSE command. When the decoder has not
209 	the decoder is already running, this command does nothing. No
210 	flags are defined for this command.
222     progress. It is not allowed to issue another decoder command until it
229     The application sent a PAUSE or RESUME command when the decoder was