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VideoRecord.h
Go to the documentation of this file.
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/*
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* Copyright (c) 2016-2017, NVIDIA CORPORATION. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of NVIDIA CORPORATION nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef TASK_VIDEO_RECORD_H
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#define TASK_VIDEO_RECORD_H
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#include <Argus/Argus.h>
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#include "
ITask.h
"
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#include "UniquePointer.h"
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#include "IObserver.h"
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#include "
TrackedUniqueObject.h
"
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namespace
ArgusSamples
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{
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class
SessionPerfTracker;
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class
VideoPipeline;
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/**
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* This task records a video and saves it to a file using gstreamer. It also creates a preview
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* stream and display it using the composer.
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*/
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class
TaskVideoRecord
:
public
ITask
,
public
IObserver
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{
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public
:
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TaskVideoRecord
();
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virtual
~TaskVideoRecord
();
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virtual
bool
initialize
();
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virtual
bool
shutdown
();
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virtual
bool
start
();
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virtual
bool
stop
();
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/**
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* Start recording
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*/
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bool
startRecording
();
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/**
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* Stop recording
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*/
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bool
stopRecording
();
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/**
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* Toggle recording
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*/
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bool
toggleRecording
();
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private
:
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bool
m_initialized
;
///< set if initialized
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bool
m_running
;
///< set if preview is running
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bool
m_wasRunning
;
///< set if was running before the device had been closed
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bool
m_prevRunning
;
///< set if was running before the sensorModeValid is set to false
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bool
m_recording
;
///< if set recording is active
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uint32_t
m_captureIndex
;
///< Incrementing capture index
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VideoPipeline
*
m_videoPipeline
;
///< video pipeline
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UniquePointer<SessionPerfTracker>
m_perfTracker
;
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TrackedUniqueObj<Argus::Request>
m_request
;
///< Argus request
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Argus::UniqueObj<Argus::OutputStream>
m_videoStream
;
///< Argus video output stream
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Argus::UniqueObj<Argus::OutputStream>
m_previewStream
;
///< Argus preview output stream
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/**
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* Callback when the device is opened/closed.
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*/
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bool
onDeviceOpenChanged
(
const
Observed &source);
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/**
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* Callback when the sensorModeValid is changed.
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*/
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bool
onSensorModeValidChanged
(
const
Observed &source);
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/**
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* Restart when output size changes
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*/
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bool
restartStreams
(
const
Observed &source);
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};
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};
// namespace ArgusSamples
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#endif // TASK_VIDEO_RECORD_H
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