From 9500b4e2ddd4f270d5b5a3dc358278db788d4910 Mon Sep 17 00:00:00 2001 From: dogmaphobic Date: Tue, 8 Sep 2015 21:04:44 -0400 Subject: [PATCH] Separate video streaming initialization. --- src/VideoStreaming/VideoStreaming.cc | 108 +++++++++++++++++++++++++++ src/VideoStreaming/VideoStreaming.h | 36 +++++++++ 2 files changed, 144 insertions(+) create mode 100644 src/VideoStreaming/VideoStreaming.cc create mode 100644 src/VideoStreaming/VideoStreaming.h diff --git a/src/VideoStreaming/VideoStreaming.cc b/src/VideoStreaming/VideoStreaming.cc new file mode 100644 index 000000000..b05bc4b37 --- /dev/null +++ b/src/VideoStreaming/VideoStreaming.cc @@ -0,0 +1,108 @@ + /*===================================================================== + +QGroundControl Open Source Ground Control Station + +(c) 2009, 2015 QGROUNDCONTROL PROJECT + +This file is part of the QGROUNDCONTROL project + + QGROUNDCONTROL is free software: you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation, either version 3 of the License, or + (at your option) any later version. + + QGROUNDCONTROL is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with QGROUNDCONTROL. If not, see . + +======================================================================*/ + +/** + * @file + * @brief QGC Video Streaming Initialization + * @author Gus Grubba + */ + +#include +#include + +#if defined(QGC_GST_STREAMING) +#include +#endif + +#include "VideoStreaming.h" +#include "VideoItem.h" +#include "VideoSurface.h" + +#if defined(QGC_GST_STREAMING) + G_BEGIN_DECLS + // Our own plugin + GST_PLUGIN_STATIC_DECLARE(QTVIDEOSINK_NAME); + // The static plugins we use +#if defined(__mobile__) + GST_PLUGIN_STATIC_DECLARE(coreelements); + GST_PLUGIN_STATIC_DECLARE(libav); + GST_PLUGIN_STATIC_DECLARE(rtp); + GST_PLUGIN_STATIC_DECLARE(udp); + GST_PLUGIN_STATIC_DECLARE(videoparsersbad); + GST_PLUGIN_STATIC_DECLARE(x264); +#endif + G_END_DECLS +#endif + +void initializeVideoStreaming(int &argc, char* argv[]) +{ +#if defined(QGC_GST_STREAMING) + // Initialize GStreamer + GError* error = NULL; + if (!gst_init_check(&argc, &argv, &error)) { + qCritical() << "gst_init_check() failed: " << error->message; + g_error_free(error); + } + // Our own plugin + GST_PLUGIN_STATIC_REGISTER(QTVIDEOSINK_NAME); + // The static plugins we use +#if defined(__mobile__) + GST_PLUGIN_STATIC_REGISTER(coreelements); + GST_PLUGIN_STATIC_REGISTER(libav); + GST_PLUGIN_STATIC_REGISTER(rtp); + GST_PLUGIN_STATIC_REGISTER(udp); + GST_PLUGIN_STATIC_REGISTER(videoparsersbad); + GST_PLUGIN_STATIC_REGISTER(x264); +#endif + +#ifdef Q_OS_MAC +#ifndef __ios__ +#ifdef QGC_INSTALL_RELEASE + QString currentDir = QCoreApplication::applicationDirPath(); + qgcputenv("GST_PLUGIN_SCANNER", currentDir, "/gst-plugin-scanner"); + qgcputenv("GTK_PATH", currentDir, "/../Frameworks/GStreamer.framework/Versions/Current"); + qgcputenv("GIO_EXTRA_MODULES", currentDir, "/../Frameworks/GStreamer.framework/Versions/Current/lib/gio/modules"); + qgcputenv("GST_PLUGIN_SYSTEM_PATH_1_0", currentDir, "/../Frameworks/GStreamer.framework/Versions/Current/lib/gstreamer-1.0"); + qgcputenv("GST_PLUGIN_SYSTEM_PATH", currentDir, "/../Frameworks/GStreamer.framework/Versions/Current/lib/gstreamer-1.0"); + qgcputenv("GST_PLUGIN_PATH_1_0", currentDir, "/../Frameworks/GStreamer.framework/Versions/Current/lib/gstreamer-1.0"); + qgcputenv("GST_PLUGIN_PATH", currentDir, "/../Frameworks/GStreamer.framework/Versions/Current/lib/gstreamer-1.0"); +// QStringList env = QProcessEnvironment::systemEnvironment().keys(); +// foreach(QString key, env) { +// qDebug() << key << QProcessEnvironment::systemEnvironment().value(key); +// } +#endif +#endif +#endif + + qmlRegisterType ("QGroundControl.QgcQtGStreamer", 1, 0, "VideoItem"); + qmlRegisterUncreatableType("QGroundControl.QgcQtGStreamer", 1, 0, "VideoSurface", QLatin1String("VideoSurface from QML is not supported")); + +#endif +} + +void shutdownVideoStreaming() +{ +#if defined(QGC_GST_STREAMING) + gst_deinit(); +#endif +} diff --git a/src/VideoStreaming/VideoStreaming.h b/src/VideoStreaming/VideoStreaming.h new file mode 100644 index 000000000..3cf075731 --- /dev/null +++ b/src/VideoStreaming/VideoStreaming.h @@ -0,0 +1,36 @@ +/*===================================================================== + +QGroundControl Open Source Ground Control Station + +(c) 2009, 2015 QGROUNDCONTROL PROJECT + +This file is part of the QGROUNDCONTROL project + + QGROUNDCONTROL is free software: you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation, either version 3 of the License, or + (at your option) any later version. + + QGROUNDCONTROL is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with QGROUNDCONTROL. If not, see . + +======================================================================*/ + +/** + * @file + * @brief QGC Video Streaming Initialization + * @author Gus Grubba + */ + +#ifndef VIDEO_STREAMING_H +#define VIDEO_STREAMING_H + +extern void initializeVideoStreaming (int &argc, char *argv[]); +extern void shutdownVideoStreaming (); + +#endif // VIDEO_STREAMING_H -- 2.22.0