*/
#include <config.h>
-#include <iostream>
#include <libsigrokflow/libsigrokflow.hpp>
namespace Srf
{
-using namespace std;
-using namespace std::placeholders;
-
Sink::Sink(GstBaseSink *gobj) :
Gst::BaseSink(gobj)
{
{
}
-#ifdef HAVE_LIBSIGROKCXX
-void LegacyCaptureDevice::class_init(Gst::ElementClass<LegacyCaptureDevice> *klass)
-{
- klass->set_metadata("sigrok legacy capture device",
- "Source", "Wrapper for capture devices using legacy libsigrok APIs",
- "Martin Ling");
-
- klass->add_pad_template(Gst::PadTemplate::create(
- "src",
- Gst::PAD_SRC,
- Gst::PAD_ALWAYS,
- Gst::Caps::create_any()));
-}
-
-bool LegacyCaptureDevice::register_element(Glib::RefPtr<Gst::Plugin> plugin)
-{
- Gst::ElementFactory::register_element(plugin, "sigrok_legacy_capture_device",
- 0, Gst::register_mm_type<LegacyCaptureDevice>(
- "sigrok_legacy_capture_device"));
-
- return true;
-}
-
-LegacyCaptureDevice::LegacyCaptureDevice(GstElement *gobj) :
- Glib::ObjectBase(typeid(LegacyCaptureDevice)),
- CaptureDevice(gobj)
-{
- add_pad(src_pad_ = Gst::Pad::create(get_pad_template("src"), "src"));
-}
-
-Glib::RefPtr<LegacyCaptureDevice>LegacyCaptureDevice::create(
- shared_ptr<sigrok::HardwareDevice> libsigrok_device)
-{
- auto element = Gst::ElementFactory::create_element("sigrok_legacy_capture_device");
- if (!element)
- throw runtime_error("Failed to create element - plugin not registered?");
- auto device = Glib::RefPtr<LegacyCaptureDevice>::cast_static(element);
- device->libsigrok_device_ = libsigrok_device;
-
- return device;
-}
-
-shared_ptr<sigrok::HardwareDevice> LegacyCaptureDevice::libsigrok_device()
-{
- return libsigrok_device_;
-}
-
-Gst::StateChangeReturn LegacyCaptureDevice::change_state_vfunc(Gst::StateChange transition)
-{
- switch (transition) {
- case Gst::STATE_CHANGE_READY_TO_PAUSED:
- return Gst::StateChangeReturn::STATE_CHANGE_NO_PREROLL;
- case Gst::STATE_CHANGE_PAUSED_TO_PLAYING:
- task_ = Gst::Task::create(std::bind(&LegacyCaptureDevice::run_, this));
- task_->set_lock(mutex_);
- src_pad_->set_active(true);
- task_->start();
- return Gst::STATE_CHANGE_SUCCESS;
- default:
- return Gst::STATE_CHANGE_SUCCESS;
- }
-}
-
-void LegacyCaptureDevice::datafeed_callback_(
- shared_ptr<sigrok::Device> device,
- shared_ptr<sigrok::Packet> packet)
-{
- (void)device;
-
- switch (packet->type()->id()) {
- case SR_DF_LOGIC: {
- auto logic = static_pointer_cast<sigrok::Logic>(packet->payload());
- auto mem = Gst::Memory::create(
- Gst::MEMORY_FLAG_READONLY,
- logic->data_pointer(),
- logic->data_length(),
- 0,
- logic->data_length());
- auto buf = Gst::Buffer::create();
- buf->append_memory(move(mem));
- src_pad_->push(move(buf));
- break;
- }
- case SR_DF_END:
- session_->stop();
- src_pad_->push_event(Gst::EventEos::create());
- break;
- default:
- break;
- }
-}
-
-void LegacyCaptureDevice::run_()
-{
- session_ = libsigrok_device_->driver()->parent()->create_session();
- session_->add_device(libsigrok_device_);
- session_->add_datafeed_callback(bind(&LegacyCaptureDevice::datafeed_callback_, this, _1, _2));
- session_->start();
- session_->run();
- task_->stop();
-}
-
-void LegacyInput::class_init(Gst::ElementClass<LegacyInput> *klass)
-{
- klass->set_metadata("sigrok legacy input",
- "Transform", "Wrapper for inputs using legacy libsigrok APIs",
- "Martin Ling");
-
- klass->add_pad_template(Gst::PadTemplate::create(
- "sink",
- Gst::PAD_SINK,
- Gst::PAD_ALWAYS,
- Gst::Caps::create_any()));
-
- klass->add_pad_template(Gst::PadTemplate::create(
- "src",
- Gst::PAD_SRC,
- Gst::PAD_ALWAYS,
- Gst::Caps::create_any()));
-}
-
-bool LegacyInput::register_element(Glib::RefPtr<Gst::Plugin> plugin)
-{
- Gst::ElementFactory::register_element(plugin, "sigrok_legacy_input",
- 0, Gst::register_mm_type<LegacyInput>(
- "sigrok_legacy_input"));
-
- return true;
-}
-
-LegacyInput::LegacyInput(GstElement *gobj) :
- Glib::ObjectBase(typeid(LegacyInput)),
- Gst::Element(gobj)
-{
- add_pad(sink_pad_ = Gst::Pad::create(get_pad_template("sink"), "sink"));
- add_pad(src_pad_ = Gst::Pad::create(get_pad_template("src"), "src"));
- sink_pad_->set_chain_function(sigc::mem_fun(*this, &LegacyInput::chain));
-}
-
-Glib::RefPtr<LegacyInput> LegacyInput::create(
- shared_ptr<sigrok::InputFormat> libsigrok_input_format,
- map<string, Glib::VariantBase> options)
-{
- auto element = Gst::ElementFactory::create_element("sigrok_legacy_input");
- if (!element)
- throw runtime_error("Failed to create element - plugin not registered?");
- auto input = Glib::RefPtr<LegacyInput>::cast_static(element);
- input->libsigrok_input_format_ = libsigrok_input_format;
- input->options_ = options;
-
- return input;
-}
-
-bool LegacyInput::start_vfunc()
-{
- libsigrok_input_ = libsigrok_input_format_->create_input(options_);
- auto context = libsigrok_input_format_->parent();
- session_ = context->create_session();
- session_->add_device(libsigrok_input_->device());
- session_->add_datafeed_callback(bind(&LegacyInput::datafeed_callback_, this, _1, _2));
- session_->start();
-
- return true;
-}
-
-void LegacyInput::datafeed_callback_(
- shared_ptr<sigrok::Device> device,
- shared_ptr<sigrok::Packet> packet)
-{
- (void)device;
-
- switch (packet->type()->id()) {
- case SR_DF_LOGIC: {
- auto logic = static_pointer_cast<sigrok::Logic>(packet->payload());
- auto mem = Gst::Memory::create(
- Gst::MEMORY_FLAG_READONLY,
- logic->data_pointer(),
- logic->data_length(),
- 0,
- logic->data_length());
- auto buf = Gst::Buffer::create();
- buf->append_memory(move(mem));
- src_pad_->push(move(buf));
- break;
- }
- case SR_DF_END:
- session_->stop();
- src_pad_->push_event(Gst::EventEos::create());
- break;
- default:
- break;
- }
-}
-
-Gst::FlowReturn LegacyInput::chain(const Glib::RefPtr<Gst::Pad> &,
- const Glib::RefPtr<Gst::Buffer> &buf)
-{
- Gst::MapInfo info;
- buf->map(info, Gst::MAP_READ);
- libsigrok_input_->send(info.get_data(), info.get_size());
- buf->unmap(info);
-
- return Gst::FLOW_OK;
-}
-
-bool LegacyInput::stop_vfunc()
-{
- libsigrok_input_->end();
-
- return true;
-}
-
-void LegacyOutput::class_init(Gst::ElementClass<LegacyOutput> *klass)
-{
- klass->set_metadata("sigrok legacy output",
- "Sink", "Wrapper for outputs using legacy libsigrok APIs",
- "Martin Ling");
-
- klass->add_pad_template(Gst::PadTemplate::create(
- "sink",
- Gst::PAD_SINK,
- Gst::PAD_ALWAYS,
- Gst::Caps::create_any()));
-}
-
-bool LegacyOutput::register_element(Glib::RefPtr<Gst::Plugin> plugin)
-{
- Gst::ElementFactory::register_element(plugin, "sigrok_legacy_output",
- 0, Gst::register_mm_type<LegacyOutput>(
- "sigrok_legacy_output"));
-
- return true;
-}
-
-LegacyOutput::LegacyOutput(GstBaseSink *gobj) :
- Glib::ObjectBase(typeid(LegacyOutput)),
- Sink(gobj)
-{
-}
-
-Glib::RefPtr<LegacyOutput>LegacyOutput::create(
- shared_ptr<sigrok::OutputFormat> libsigrok_output_format,
- shared_ptr<sigrok::Device> libsigrok_device,
- map<string, Glib::VariantBase> options)
-{
- auto element = Gst::ElementFactory::create_element("sigrok_legacy_output");
- if (!element)
- throw runtime_error("Failed to create element - plugin not registered?");
- auto output = Glib::RefPtr<LegacyOutput>::cast_static(element);
- output->libsigrok_output_format_ = libsigrok_output_format;
- output->libsigrok_device_ = libsigrok_device;
- output->options_ = options;
-
- return output;
-}
-
-bool LegacyOutput::start_vfunc()
-{
- libsigrok_output_ = libsigrok_output_format_->create_output(
- libsigrok_device_, options_);
-
- return true;
-}
-
-Gst::FlowReturn LegacyOutput::render_vfunc(const Glib::RefPtr<Gst::Buffer> &buffer)
-{
- Gst::MapInfo info;
- buffer->map(info, Gst::MAP_READ);
- auto context = libsigrok_output_format_->parent();
- auto packet = context->create_logic_packet(
- info.get_data(), info.get_size(), 2);
- auto result = libsigrok_output_->receive(packet);
- cout << result;
- buffer->unmap(info);
-
- return Gst::FLOW_OK;
-}
-
-bool LegacyOutput::stop_vfunc()
-{
- auto context = libsigrok_output_format_->parent();
- auto end_packet = context->create_end_packet();
- auto result = libsigrok_output_->receive(end_packet);
- cout << result;
-
- return true;
-}
-#endif
-
-#ifdef HAVE_LIBSIGROKDECODE
-void LegacyDecoder::class_init(Gst::ElementClass<LegacyDecoder> *klass)
-{
- klass->set_metadata("sigrok legacy decoder",
- "Sink", "Wrapper for protocol decoders using legacy libsigrokdecode APIs",
- "Uwe Hermann");
-
- klass->add_pad_template(Gst::PadTemplate::create(
- "sink",
- Gst::PAD_SINK,
- Gst::PAD_ALWAYS,
- Gst::Caps::create_any()));
-}
-
-bool LegacyDecoder::register_element(Glib::RefPtr<Gst::Plugin> plugin)
-{
- Gst::ElementFactory::register_element(plugin, "sigrok_legacy_decoder",
- 0, Gst::register_mm_type<LegacyDecoder>(
- "sigrok_legacy_decoder"));
-
- return true;
-}
-
-LegacyDecoder::LegacyDecoder(GstBaseSink *gobj) :
- Glib::ObjectBase(typeid(LegacyDecoder)),
- Sink(gobj)
-{
-}
-
-Glib::RefPtr<LegacyDecoder>LegacyDecoder::create(
- struct srd_session *libsigrokdecode_session, uint64_t unitsize)
-{
- auto element = Gst::ElementFactory::create_element("sigrok_legacy_decoder");
- if (!element)
- throw runtime_error("Failed to create element - plugin not registered?");
- auto decoder = Glib::RefPtr<LegacyDecoder>::cast_static(element);
- decoder->session_ = libsigrokdecode_session;
- decoder->unitsite_ = unitsize;
-
- return decoder;
-}
-
-struct srd_session *LegacyDecoder::libsigrokdecode_session()
-{
- return session_;
-}
-
-Gst::FlowReturn LegacyDecoder::render_vfunc(const Glib::RefPtr<Gst::Buffer> &buffer)
-{
- Gst::MapInfo info;
- buffer->map(info, Gst::MAP_READ);
- uint64_t num_samples = info.get_size() / unitsite_;
- srd_session_send(session_, abs_ss_, abs_ss_ + num_samples,
- info.get_data(), info.get_size(), unitsite_);
- abs_ss_ += num_samples;
- buffer->unmap(info);
-
- return Gst::FLOW_OK;
-}
-
-bool LegacyDecoder::start_vfunc()
-{
- abs_ss_ = 0;
- srd_session_start(session_);
-
- return true;
-}
-
-bool LegacyDecoder::stop_vfunc()
-{
- srd_session_terminate_reset(session_);
-
- return true;
-}
-#endif
-
}
projects / libsigrokflow.git / blobdiff