Initial commit of Video Streamer. bugFix delete Pbos.

Streamer.cpp

@@ -0,0 +1,55 @@
+#include <thread>
+
+//  Desktop OpenGL function loader
+#include <glad/glad.h>
+
+// standalone image loader
+#include <stb_image.h>
+#include <stb_image_write.h>
+
+// gstreamer
+#include <gst/gstformat.h>
+#include <gst/video/video.h>
+
+#include "Settings.h"
+#include "GstToolkit.h"
+#include "defines.h"
+#include "SystemToolkit.h"
+#include "FrameBuffer.h"
+#include "Log.h"
+
+#include "Streamer.h"
+
+
+const char* VideoStreamer::profile_name[VideoStreamer::DEFAULT] = {
+    "UDP (JPEG)"
+};
+
+const std::vector<std::string> VideoStreamer::profile_description {
+
+    "video/x-raw, format=I420,framerate=30/1 ! jpegenc ! rtpjpegpay ! udpsink host=127.0.0.1 port=500"
+};
+
+
+VideoStreamer::VideoStreamer(): FrameGrabber(), frame_buffer_(nullptr), width_(0), height_(0),
+        recording_(false), accept_buffer_(false), pipeline_(nullptr), src_(nullptr), timestamp_(0)
+{
+
+    // configure fix parameter
+    frame_duration_ = gst_util_uint64_scale_int (1, GST_SECOND, 30);  // 30 FPS
+    timeframe_ = 2 * frame_duration_;
+}
+
+VideoStreamer::~VideoStreamer()
+{
+    if (src_ != nullptr)
+        gst_object_unref (src_);
+    if (pipeline_ != nullptr) {
+        gst_element_set_state (pipeline_, GST_STATE_NULL);
+        gst_object_unref (pipeline_);
+    }
+
+    if (pbo_[0] > 0)
+        glDeleteBuffers(2, pbo_);
+}
+