/ 
Device-WebIO-0.022
River stage one • 6 direct dependents • 6 total dependents
/ Device::WebIO::Device::VideoOutputCallback

NAME

Device::WebIO::Device::VideoOutputCallback - Role for callback-driven video

DESCRIPTION

This is an extension of VideoOutput which can trigger callbacks.

REQUIRED METHODS

vid_stream_callback

vid_stream_callback( $channel, $type, $callback );

Add a callback that will be called for each frame of video. The callback will be passed an arrayref of bytes for the frame data.

Only 1 callback per channel will be kept.

vid_stream_begin_loop

vid_stream_begin_loop( $channel );

Begin the loop that will start the callbacks.

LICENSE

Copyright (c) 2014 Timm Murray All rights reserved.

Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:

* Redistributions of source code must retain the above copyright notice, this list of 
  conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above copyright notice, this list of
  conditions and the following disclaimer in the documentation and/or other materials 
  provided with the distribution.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.