src/init.cpp

   1 /*
   2  * This file is part of the libsigrokflow project.
   3  *
   4  * Copyright (C) 2018 Martin Ling <martin-sigrok@earth.li>
   5  * Copyright (C) 2018 Uwe Hermann <uwe@hermann-uwe.de>
   6  *
   7  * This program is free software: you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published by
   9  * the Free Software Foundation, either version 3 of the License, or
  10  * (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License
  18  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  19  */
  20
  21 #include <config.h>
  22 #include <gstreamermm.h>
  23 #include <libsigrokflow/init.hpp>
  24 #include <libsigrokflow/legacy_capture_device.hpp>
  25 #include <libsigrokflow/legacy_input.hpp>
  26 #include <libsigrokflow/legacy_output.hpp>
  27 #include <libsigrokflow/legacy_decoder.hpp>
  28 #include <stdexcept>
  29
  30 namespace Srf
  31 {
  32 using namespace std;
  33
  34 static bool srf_initialized_ = false;
  35
  36 void init()
  37 {
  38         if (srf_initialized_)
  39                 throw runtime_error("libsigrokflow is already initialized");
  40
  41         if (!Gst::is_initialized())
  42                 throw runtime_error("Gst::init() has not run yet");
  43
  44 #ifdef HAVE_LIBSIGROKCXX
  45         Gst::Plugin::register_static(GST_VERSION_MAJOR, GST_VERSION_MINOR,
  46                         "sigrok_legacy_capture_device",
  47                         "Wrapper for capture devices using legacy libsigrok APIs",
  48                         sigc::ptr_fun(&LegacyCaptureDevice::register_element),
  49                         "0.01", "GPL", "sigrok", "libsigrokflow", "https://sigrok.org");
  50         Gst::Plugin::register_static(GST_VERSION_MAJOR, GST_VERSION_MINOR,
  51                         "sigrok_legacy_input",
  52                         "Wrapper for inputs using legacy libsigrok APIs",
  53                         sigc::ptr_fun(&LegacyInput::register_element),
  54                         "0.01", "GPL", "sigrok", "libsigrokflow", "https://sigrok.org");
  55         Gst::Plugin::register_static(GST_VERSION_MAJOR, GST_VERSION_MINOR,
  56                         "sigrok_legacy_output",
  57                         "Wrapper for outputs using legacy libsigrok APIs",
  58                         sigc::ptr_fun(&LegacyOutput::register_element),
  59                         "0.01", "GPL", "sigrok", "libsigrokflow", "https://sigrok.org");
  60 #endif
  61 #ifdef HAVE_LIBSIGROKDECODE
  62         Gst::Plugin::register_static(GST_VERSION_MAJOR, GST_VERSION_MINOR,
  63                         "sigrok_legacy_decoder",
  64                         "Wrapper for protocol decoders using legacy libsigrokdecode APIs",
  65                         sigc::ptr_fun(&LegacyDecoder::register_element),
  66                         "0.01", "GPL", "sigrok", "libsigrokflow", "https://sigrok.org");
  67 #endif
  68
  69         srf_initialized_ = true;
  70 }
  71
  72 void deinit()
  73 {
  74         if (!srf_initialized_)
  75                 throw runtime_error("libsigrokflow is not initialized");
  76
  77         srf_initialized_ = false;
  78 }
  79
  80 }