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AppModuleVideo.cpp
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1 /*
2 * Copyright (c) 2016-2017, NVIDIA CORPORATION. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * * Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * * Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 * * Neither the name of NVIDIA CORPORATION nor the names of its
13 * contributors may be used to endorse or promote products derived
14 * from this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY
17 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
19 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
20 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
21 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
22 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
23 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
24 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28
29 #include "AppModuleVideo.h"
30
31 #include <stdlib.h>
32 #include <string.h>
33 #include <unistd.h>
34
35 #include "Dispatcher.h"
36 #include "Util.h"
37 #include "Error.h"
38 #include "Options.h"
39 #include "ScopedGuard.h"
40
41 namespace ArgusSamples
42 {
43
44 /* static */ bool AppModuleVideo::video(void *userPtr, const char *optArg)
45 {
46 AppModuleVideo *module = reinterpret_cast< AppModuleVideo*>(userPtr);
47
48 const float seconds = atof(optArg);
49 if (seconds <= 0.0f)
50 ORIGINATE_ERROR("'SECONDS' is invalid, must not be less than or equal to zero");
51
52 // start the video module
53 PROPAGATE_ERROR(module->start());
54 // the scoped guard is used to call the stop function if following calls fail so that
55 // the function is exited with module stopped.
56 ScopedGuard<AppModuleVideo> runningGuard(module, &AppModuleVideo::stop);
57
58 const TimeValue endTime = getCurrentTime() + TimeValue::fromSec(seconds);
59
60 // start the recording
61 PROPAGATE_ERROR(module->m_videoRecord.startRecording());
62 ScopedGuard<TaskVideoRecord> recordingGuard(&module->m_videoRecord,
63 &TaskVideoRecord::stopRecording);
64
65 // wait until the time has elapsed
66 while (getCurrentTime() < endTime)
67 {
68 PROPAGATE_ERROR(Window::getInstance().pollEvents());
69 usleep(1000);
70 }
71
72 // stop recording
73 recordingGuard.cancel();
74 PROPAGATE_ERROR(module->m_videoRecord.stopRecording());
75
76 // stop the module
77 runningGuard.cancel();
78 PROPAGATE_ERROR(module->stop());
79
80 return true;
81 }
82
83 /* static */ bool AppModuleVideo::toggleRecording(void *userPtr, const char *optArg)
84 {
85 AppModuleVideo *module = reinterpret_cast< AppModuleVideo*>(userPtr);
86
87 PROPAGATE_ERROR(module->m_videoRecord.toggleRecording());
88
89 return true;
90 }
91
92 AppModuleVideo::AppModuleVideo()
93 : m_initialized(false)
94 , m_running(false)
95 , m_guiContainerConfig(NULL)
96 , m_guiConfig(NULL)
97 {
98 }
99
100 AppModuleVideo::~AppModuleVideo()
101 {
102 shutdown();
103 }
104
105 bool AppModuleVideo::initialize(Options &options)
106 {
107 if (m_initialized)
108 return true;
109
110 PROPAGATE_ERROR(m_videoRecord.initialize());
111
112 PROPAGATE_ERROR(options.addOption(
113 Options::Option("video", 'v', "DURATION",
114 Options::Option::TYPE_ACTION, Options::Option::FLAG_REQUIRED_ARGUMENT,
115 "record video for DURATION seconds and save to a file.", video, this)));
116
117 PROPAGATE_ERROR(options.addOption(
118 createValueOption("videobitrate", 0, "RATE",
119 "set the video bit rate mode to RATE. If RATE is zero a reasonable default "
120 "is selected.", Dispatcher::getInstance().m_videoBitRate)));
121 PROPAGATE_ERROR(options.addOption(
122 createValueOption("videoformat", 0, "FORMAT",
123 "set the video format. Jetson-tx1 doesn't support vp9, use other "
124 "available formats.", Dispatcher::getInstance().m_videoFormat)));
125 PROPAGATE_ERROR(options.addOption(
126 createValueOption("videofiletype", 0, "TYPE",
127 "set the video file type. For video format 'h265/vp9' set the file type as 'mkv' "
128 "since 'h265 & vp9' are only supported by the 'mkv' container.",
129 Dispatcher::getInstance().m_videoFileType)));
130
131 m_initialized = true;
132
133 return true;
134 }
135
136 bool AppModuleVideo::shutdown()
137 {
138 if (!m_initialized)
139 return true;
140
141 PROPAGATE_ERROR_CONTINUE(stop());
142
143 PROPAGATE_ERROR_CONTINUE(m_videoRecord.shutdown());
144
145 delete m_guiConfig;
146 m_guiConfig = NULL;
147
148 m_guiContainerConfig = NULL;
149
150 m_initialized = false;
151
152 return true;
153 }
154
155 bool AppModuleVideo::start(Window::IGuiMenuBar *iGuiMenuBar,
156 Window::IGuiContainer *iGuiContainerConfig)
157 {
158 if (m_running)
159 return true;
160
161 // register key observer
162 PROPAGATE_ERROR(Window::getInstance().registerObserver(this));
163
164 // initialize the GUI
165 if (iGuiContainerConfig && !m_guiConfig)
166 {
167 // initialize the GUI
168
169 // create a grid container
170 PROPAGATE_ERROR(Window::IGuiContainerGrid::create(&m_guiConfig));
171
172 // create the elements
173 UniquePointer<Window::IGuiElement> element;
174 Dispatcher &dispatcher = Dispatcher::getInstance();
175
176 Window::IGuiContainerGrid::BuildHelper buildHelper(m_guiConfig);
177
178 #define CREATE_GUI_ELEMENT(_NAME, _VALUE) \
179 PROPAGATE_ERROR(Window::IGuiElement::createValue(&dispatcher._VALUE, &element));\
180 PROPAGATE_ERROR(buildHelper.append(_NAME, element.get())); \
181 element.release();
182
183 #define CREATE_GUI_ELEMENT_COMBO_BOX(_NAME, _VALUE, _FROMTYPE, _TOTYPE) \
184 assert(sizeof(_FROMTYPE) == sizeof(_TOTYPE)); \
185 PROPAGATE_ERROR(Window::IGuiElement::createValue(reinterpret_cast< \
186 Value<_TOTYPE>*>(&dispatcher._VALUE), &element)); \
187 PROPAGATE_ERROR(buildHelper.append(_NAME, element.get())); \
188 element.release();
189
190 CREATE_GUI_ELEMENT_COMBO_BOX("Video Format", m_videoFormat,
191 VideoPipeline::VideoFormat, Window::IGuiElement::ValueTypeEnum);
192 CREATE_GUI_ELEMENT_COMBO_BOX("Video File Type", m_videoFileType,
193 VideoPipeline::VideoFileType, Window::IGuiElement::ValueTypeEnum);
194
195 CREATE_GUI_ELEMENT("Video Bit Rate", m_videoBitRate);
196
197 #undef CREATE_GUI_ELEMENT
198 #undef CREATE_GUI_ELEMENT_COMBO_BOX
199
200 PROPAGATE_ERROR(Window::IGuiElement::createAction("Toggle Recording",
201 AppModuleVideo::toggleRecording, this, Window::IGuiElement::FLAG_BUTTON_TOGGLE,
202 Window::IGuiElement::ICON_MEDIA_RECORD, &element));
203 PROPAGATE_ERROR(buildHelper.append(element.get(), 2));
204 element.release();
205
206 m_guiContainerConfig = iGuiContainerConfig;
207 }
208
209 if (m_guiContainerConfig)
210 PROPAGATE_ERROR(m_guiContainerConfig->add(m_guiConfig));
211
212 PROPAGATE_ERROR(m_videoRecord.start());
213
214 m_running = true;
215
216 return true;
217 }
218
219 bool AppModuleVideo::stop()
220 {
221 if (!m_running)
222 return true;
223
224 PROPAGATE_ERROR(m_videoRecord.stop());
225
226 if (m_guiContainerConfig)
227 PROPAGATE_ERROR(m_guiContainerConfig->remove(m_guiConfig));
228
229 // unregister key observer
230 PROPAGATE_ERROR(Window::getInstance().unregisterObserver(this));
231
232 m_running = false;
233
234 return true;
235 }
236
237 bool AppModuleVideo::onKey(const Key &key)
238 {
239 if (key == Key("space"))
240 {
241 PROPAGATE_ERROR(m_videoRecord.toggleRecording());
242 }
243
244 return true;
245 }
246
247 }; // namespace ArgusSamples