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testrealsense.cc
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testrealsense.cc
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#include <array>
#include <cstring>
#include <iomanip>
#include <iostream>
#include <vector>
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wuseless-cast"
#pragma GCC diagnostic ignored "-Wredundant-decls"
#include <glibmm/main.h>
#include <gdkmm/general.h>
#include <gdkmm/pixbuf.h>
#include <gtkmm/application.h>
#include <gtkmm/drawingarea.h>
#include <gtkmm/window.h>
#pragma GCC diagnostic pop
#include "realsense-greenscreen.hh"
namespace {
struct memory_pixbuf : public Gtk::DrawingArea
{
memory_pixbuf(realsense::greenscreen& cam_);
virtual ~memory_pixbuf() { }
private:
bool on_draw(const Cairo::RefPtr<Cairo::Context>& cr) override;
bool on_timeout();
realsense::greenscreen& cam;
size_t frame_size;
Glib::RefPtr<Gdk::Pixbuf> m_image;
};
memory_pixbuf::memory_pixbuf(realsense::greenscreen& cam_)
: cam(cam_)
{
bool transparent = cam.get_format() == realsense::video_format::rgba;
if (transparent)
cam.set_transparency(0);
m_image = Gdk::Pixbuf::create(Gdk::COLORSPACE_RGB, transparent, 8, cam.get_width(), cam.get_height());
frame_size = cam.get_width() * cam.get_height() * (transparent ? 4 : 3);
Glib::signal_timeout().connect(sigc::mem_fun(*this, &memory_pixbuf::on_timeout), 33);
}
bool memory_pixbuf::on_draw(const Cairo::RefPtr<Cairo::Context>& cr)
{
if (m_image) {
cam.get_frame(m_image->get_pixels(), frame_size);
Gdk::Cairo::set_source_pixbuf(cr, m_image, 0, 0);
cr->paint();
}
return true;
};
bool memory_pixbuf::on_timeout()
{
queue_draw();
return true;
}
struct pixbuf_window : public Gtk::Window
{
pixbuf_window(realsense::greenscreen& cam_);
private:
bool on_keypress(GdkEventKey* event);
memory_pixbuf m;
};
pixbuf_window::pixbuf_window(realsense::greenscreen& cam)
: m(cam)
{
set_title("Test of RealSense greenscreen");
set_default_size(cam.get_width(), cam.get_height());
signal_key_press_event().connect(sigc::mem_fun(*this, &pixbuf_window::on_keypress), false);
add(m);
m.show();
}
bool pixbuf_window::on_keypress(GdkEventKey* event)
{
if (event->keyval == GDK_KEY_Escape) {
hide();
return true;
}
return false;
}
struct testrealsense final : Gtk::Application
{
testrealsense(realsense::greenscreen& cam_)
: Gtk::Application("org.akkadia.testrealsense", Gio::APPLICATION_HANDLES_COMMAND_LINE),
cam(cam_)
{}
int on_command_line(const Glib::RefPtr<Gio::ApplicationCommandLine>& cmd) override
{
int argc;
auto argv = cmd->get_arguments(argc);
std::string serial;
long width = -1;
long height = -1;
while (true) {
auto opt = getopt(argc, argv, "s:w:h:f:");
if (opt == -1)
break;
switch (opt) {
case 's':
serial = optarg;
break;
case 'w':
width = std::atoi(optarg);
break;
case 'h':
height = std::atoi(optarg);
break;
case 'f':
cam.set_ndepth_history(std::atoi(optarg));
break;
}
}
if (! serial.empty() || width != -1 || height != -1) {
bool found = false;
for (const auto& d : cam.available)
if ((serial.empty() || std::get<4>(d) == serial) &&
(width == -1 || std::get<1>(d) == size_t(width)) &&
(height == -1 || std::get<2>(d) == size_t(height))) {
cam.new_config(std::get<4>(d), std::get<3>(d));
found = true;
break;
}
if (! found)
throw std::runtime_error("did not find matching device");
}
activate();
return 0;
}
std::unique_ptr<pixbuf_window> win;
realsense::greenscreen& cam;
void on_activate() override
{
win = std::make_unique<pixbuf_window>(cam);
add_window(*win);
win->show();
}
};
} // anonymous namespace
int main(int argc, char* argv[])
{
bool transparent = false;
realsense::greenscreen cam(transparent ? realsense::video_format::rgba : realsense::video_format::rgb);
if (argc > 1 && strcmp(argv[1], "-l") == 0) {
for (const auto& d : cam.available) {
std::cout << "serial=" << std::get<4>(d) << " width=" << std::setw(4) << std::get<1>(d) << " height=" << std::setw(4) << std::get<2>(d) << std::endl;
}
return 0;
}
return testrealsense(cam).run(argc, argv);
}