Fixed Device source by enabling/disabling the sync option of GstAppSink

depending on the live mode of the pipeline (detected at pipeline first
status change). Cleanup and unified info debug messages of all stream
sources.
This commit is contained in:
brunoherbelin
2020-09-23 17:28:45 +02:00
parent b7d54dfadf
commit 9e160fec51
8 changed files with 56 additions and 154 deletions

View File

@@ -27,14 +27,14 @@ void Device::open( uint device )
{
device_ = CLAMP(device, 0, 2);
live_ = true;
// std::string desc = "v4l2src ! video/x-raw,width=320,height=240,framerate=30/1 ! videoconvert";
// std::string desc = "v4l2src ! jpegdec ! videoconvert";
// std::string desc = "v4l2src ! image/jpeg,width=640,height=480,framerate=30/1 ! jpegdec ! videoconvert";
std::string desc = "v4l2src ! image/jpeg,width=640,height=480,framerate=30/1 ! jpegdec ! videoscale ! videoconvert";
// std::string desc = "v4l2src ! jpegdec ! videoscale ! videoconvert";
// std::string desc = "videotestsrc pattern=snow is-live=true ";
std::string desc = "ximagesrc endx=640 endy=480 ! video/x-raw,framerate=5/1 ! videoconvert ! queue";
// std::string desc = "ximagesrc endx=800 endy=600 ! video/x-raw,framerate=15/1 ! videoscale ! videoconvert";
// (private) open stream
Stream::open(desc);
@@ -45,14 +45,14 @@ DeviceSource::DeviceSource() : StreamSource()
// create stream
stream_ = (Stream *) new Device();
// icon in mixing view
// set icons TODO
overlays_[View::MIXING]->attach( new Symbol(Symbol::EMPTY, glm::vec3(0.8f, 0.8f, 0.01f)) );
overlays_[View::LAYER]->attach( new Symbol(Symbol::EMPTY, glm::vec3(0.8f, 0.8f, 0.01f)) );
}
void DeviceSource::setDevice(int id)
{
Log::Notify("Openning device %d", id);
Log::Notify("Creating Source with device '%d'", id);
device()->open(id);
stream_->play(true);

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@@ -33,11 +33,11 @@ MediaSource::~MediaSource()
void MediaSource::setPath(const std::string &p)
{
Log::Notify("Creating Source with media '%s'", p.c_str());
path_ = p;
mediaplayer_->open(path_);
mediaplayer_->play(true);
Log::Notify("Opening %s", p.c_str());
}
std::string MediaSource::path() const
@@ -97,7 +97,7 @@ void MediaSource::init()
// done init
initialized_ = true;
Log::Info("Source Media linked to Media %s.", mediaplayer()->uri().c_str());
Log::Info("Source '%s' linked to Media %s.", name().c_str(), mediaplayer()->uri().c_str());
// force update of activation mode
active_ = true;

View File

@@ -135,16 +135,14 @@ PatternSource::PatternSource(glm::ivec2 resolution) : StreamSource()
// create stream
stream_ = (Stream *) new Pattern(resolution);
// // create surface
// surface_ = new Surface(renderingshader_);
// set icons
overlays_[View::MIXING]->attach( new Symbol(Symbol::PATTERN, glm::vec3(0.8f, 0.8f, 0.01f)) );
overlays_[View::LAYER]->attach( new Symbol(Symbol::PATTERN, glm::vec3(0.8f, 0.8f, 0.01f)) );
}
void PatternSource::setPattern(int id)
{
Log::Notify("Creating pattern %s", Pattern::pattern_types[id].c_str());
Log::Notify("Creating Source with pattern '%s'", Pattern::pattern_types[id].c_str());
pattern()->open( (uint) id );
stream_->play(true);
@@ -162,94 +160,3 @@ Pattern *PatternSource::pattern() const
}
//PatternSource::~PatternSource()
//{
// // delete media surface & stream
// delete patternsurface_;
// delete stream_;
//}
//bool PatternSource::failed() const
//{
// return stream_->failed();
//}
//uint PatternSource::texture() const
//{
// return stream_->texture();
//}
//void PatternSource::replaceRenderingShader()
//{
// patternsurface_->replaceShader(renderingshader_);
//}
//void PatternSource::init()
//{
// if ( stream_->isOpen() ) {
// // update video
// stream_->update();
// // once the texture of media player is created
// if (stream_->texture() != Resource::getTextureBlack()) {
// // get the texture index from media player, apply it to the media surface
// patternsurface_->setTextureIndex( stream_->texture() );
// // create Frame buffer matching size of media player
// float height = float(stream_->width()) / stream_->aspectRatio();
// FrameBuffer *renderbuffer = new FrameBuffer(stream_->width(), (uint)height, true);
// // set the renderbuffer of the source and attach rendering nodes
// attach(renderbuffer);
// // icon in mixing view
// overlays_[View::MIXING]->attach( new Symbol(Symbol::PATTERN, glm::vec3(0.8f, 0.8f, 0.01f)) );
// overlays_[View::LAYER]->attach( new Symbol(Symbol::PATTERN, glm::vec3(0.8f, 0.8f, 0.01f)) );
// // done init
// initialized_ = true;
// Log::Info("Source Pattern linked to Stream %d.", stream_->description().c_str());
// // force update of activation mode
// active_ = true;
// touch();
// }
// }
//}
//void PatternSource::setActive (bool on)
//{
// bool was_active = active_;
// Source::setActive(on);
// // change status of media player (only if status changed)
// if ( active_ != was_active ) {
// stream_->enable(active_);
// }
//}
//void PatternSource::update(float dt)
//{
// Source::update(dt);
// // update stream
// stream_->update();
//}
//void PatternSource::render()
//{
// if (!initialized_)
// init();
// else {
// // render the media player into frame buffer
// static glm::mat4 projection = glm::ortho(-1.f, 1.f, 1.f, -1.f, -1.f, 1.f);
// renderbuffer_->begin();
// patternsurface_->draw(glm::identity<glm::mat4>(), projection);
// renderbuffer_->end();
// }
//}

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@@ -468,7 +468,7 @@ void CloneSource::init()
// done init
initialized_ = true;
Log::Info("Source Clone %s linked to source %s.", name().c_str(), origin_->name().c_str() );
Log::Info("Source %s cloning source %s.", name().c_str(), origin_->name().c_str() );
}
}

View File

@@ -34,6 +34,7 @@ Stream::Stream()
width_ = 800;
height_ = 600;
single_frame_ = false;
live_ = false;
ready_ = false;
failed_ = false;
enabled_ = true;
@@ -89,6 +90,12 @@ std::string Stream::description() const
return description_;
}
int Stream::id() const
{
return id_;
}
void Stream::execute_open()
{
// reset
@@ -102,7 +109,7 @@ void Stream::execute_open()
GError *error = NULL;
pipeline_ = gst_parse_launch (description.c_str(), &error);
if (error != NULL) {
Log::Warning("Stream %s Could not construct pipeline %s:\n%s", std::to_string(id_).c_str(), description.c_str(), error->message);
Log::Warning("Stream %d Could not construct pipeline %s:\n%s", id_, description.c_str(), error->message);
g_clear_error (&error);
failed_ = true;
return;
@@ -113,8 +120,8 @@ void Stream::execute_open()
string capstring = "video/x-raw,format=RGBA,width="+ std::to_string(width_) +
",height=" + std::to_string(height_);
GstCaps *caps = gst_caps_from_string(capstring.c_str());
if (!gst_video_info_from_caps (&v_frame_video_info_, caps)) {
Log::Warning("Stream %s Could not configure video frame info", std::to_string(id_).c_str());
if (!caps || !gst_video_info_from_caps (&v_frame_video_info_, caps)) {
Log::Warning("Stream %d Could not configure video frame info", id_);
failed_ = true;
return;
}
@@ -122,8 +129,8 @@ void Stream::execute_open()
// setup appsink
GstElement *sink = gst_bin_get_by_name (GST_BIN (pipeline_), "sink");
if (sink) {
// instruct the sink to send samples synched in time
gst_base_sink_set_sync (GST_BASE_SINK(sink), true);
// // instruct the sink to send samples synched in time
// gst_base_sink_set_sync (GST_BASE_SINK(sink), false);
// instruct sink to use the required caps
gst_app_sink_set_caps (GST_APP_SINK(sink), caps);
@@ -140,11 +147,6 @@ void Stream::execute_open()
callbacks.eos = NULL;
callbacks.new_sample = NULL;
}
// else if (live_) {
// callbacks.new_preroll = NULL;
// callbacks.eos = NULL;
// callbacks.new_sample = callback_new_sample;
// }
else {
callbacks.new_preroll = callback_new_preroll;
callbacks.eos = callback_end_of_stream;
@@ -161,35 +163,35 @@ void Stream::execute_open()
}
gst_app_sink_set_emit_signals (GST_APP_SINK(sink), true);
#endif
// done with ref to sink
gst_object_unref (sink);
}
else {
Log::Warning("Stream %s Could not configure sink", std::to_string(id_).c_str());
Log::Warning("Stream %d Could not configure sink", id_);
failed_ = true;
return;
}
gst_caps_unref (caps);
// set to desired state (PLAY or PAUSE)
GstStateChangeReturn ret = gst_element_set_state (pipeline_, desired_state_);
if (ret == GST_STATE_CHANGE_FAILURE) {
Log::Warning("Stream %s Could not open '%s'", std::to_string(id_).c_str(), description_.c_str());
Log::Warning("Stream %d Could not open '%s'", id_, description_.c_str());
failed_ = true;
return;
} else if (ret == GST_STATE_CHANGE_NO_PREROLL) {
Log::Info("Stream %s is a live stream", std::to_string(id_).c_str());
}
else if (ret == GST_STATE_CHANGE_NO_PREROLL) {
Log::Info("Stream %d is a live stream", id_);
live_ = true;
}
// instruct the sink to send samples synched in time if not live source
gst_base_sink_set_sync (GST_BASE_SINK(sink), !live_);
// all good
Log::Info("Stream %d Opened '%s' (%d x %d)", id_, description.c_str(), width_, height_);
// if (desired_state_ == GST_STATE_PLAYING)
// Log::Info("Stream %d Playing", id_);
// else
// Log::Info("Stream %d Paused", id_);
ready_ = true;
// done with refs
gst_object_unref (sink);
gst_caps_unref (caps);
}
bool Stream::isOpen() const
@@ -282,14 +284,14 @@ void Stream::enable(bool on)
// apply state change
GstStateChangeReturn ret = gst_element_set_state (pipeline_, requested_state);
if (ret == GST_STATE_CHANGE_FAILURE) {
Log::Warning("Stream %s Failed to enable", std::to_string(id_).c_str());
Log::Warning("Stream %d Failed to enable", id_);
failed_ = true;
}
}
}
bool Stream::isEnabled() const
bool Stream::enabled() const
{
return enabled_;
}
@@ -327,26 +329,20 @@ void Stream::play(bool on)
// all ready, apply state change immediately
GstStateChangeReturn ret = gst_element_set_state (pipeline_, desired_state_);
if (ret == GST_STATE_CHANGE_FAILURE) {
Log::Warning("Stream %s Failed to play", std::to_string(id_).c_str());
Log::Warning("Stream %d Failed to play", id_);
failed_ = true;
}
#ifdef STREAM_DEBUG
else if (on)
Log::Info("Stream %s Start", std::to_string(id_).c_str());
Log::Info("Stream %d Start", id_);
else
Log::Info("Stream %s Stop", std::to_string(id_).c_str());
Log::Info("Stream %d Stop", id_);
#endif
// DEBUG : LIVE SOURCE ??
// activate live-source
if (live_) {
GstState state;
gst_element_get_state (pipeline_, &state, NULL, GST_CLOCK_TIME_NONE);
while (state != desired_state_) {
Log::Info("Stream %s Live stream did not change state", std::to_string(id_).c_str());
gst_element_set_state (pipeline_, desired_state_);
gst_element_get_state (pipeline_, &state, NULL, GST_CLOCK_TIME_NONE);
}
}
// reset time counter
@@ -417,7 +413,7 @@ void Stream::init_texture(guint index)
pbo_next_index_ = 1;
#ifdef STREAM_DEBUG
Log::Info("Stream %s Using Pixel Buffer Object texturing.", std::to_string(id_).c_str());
Log::Info("Stream %d Use Pixel Buffer Object texturing.", id_);
#endif
}
@@ -485,10 +481,6 @@ void Stream::update()
// if (!enabled_)
// return;
// // DEBUG : LIVE SOURCE ??
// GstState state;
// gst_element_get_state (pipeline_, &state, NULL, GST_CLOCK_TIME_NONE);
// local variables before trying to update
guint read_index = 0;
bool need_loop = false;
@@ -576,7 +568,7 @@ bool Stream::fill_frame(GstBuffer *buf, FrameStatus status)
// get the frame from buffer
if ( !gst_video_frame_map (&frame_[write_index_].vframe, &v_frame_video_info_, buf, GST_MAP_READ ) )
{
Log::Info("Stream %s Failed to map the video buffer", std::to_string(id_).c_str());
Log::Info("Stream %d Failed to map the video buffer", id_);
// free access to frame & exit
frame_[write_index_].status = INVALID;
frame_[write_index_].access.unlock();
@@ -596,7 +588,7 @@ bool Stream::fill_frame(GstBuffer *buf, FrameStatus status)
// full but invalid frame : will be deleted next iteration
// (should never happen)
else {
Log::Info("Stream %s Invalid frame", std::to_string(id_).c_str());
Log::Info("Stream %d Received an Invalid frame", id_);
frame_[write_index_].status = INVALID;
frame_[write_index_].access.unlock();
return false;
@@ -606,7 +598,7 @@ bool Stream::fill_frame(GstBuffer *buf, FrameStatus status)
else {
frame_[write_index_].status = EOS;
#ifdef STREAM_DEBUG
Log::Info("Stream EOS");
Log::Info("Stream %d Reached End Of Stream", id_);
#endif
}

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@@ -60,7 +60,7 @@ public:
/**
* True if enabled
* */
bool isEnabled() const;
bool enabled() const;
/**
* True if its an image
* */
@@ -108,6 +108,8 @@ public:
* */
void accept(Visitor& v);
int id() const;
protected:
// video player description

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@@ -24,7 +24,7 @@ GenericStreamSource::GenericStreamSource() : StreamSource()
void GenericStreamSource::setDescription(const std::string &desc)
{
Log::Notify("Creating Stream %s", desc);
Log::Notify("Creating Source with Stream description '%s'", desc.c_str());
stream_->open(desc);
stream_->play(true);
@@ -87,7 +87,7 @@ void StreamSource::init()
// done init
initialized_ = true;
Log::Info("Source Stream linked to Stream %d.", stream_->description().c_str());
Log::Info("Source '%s' linked to Stream %d.", name().c_str(), stream_->id());
// force update of activation mode
active_ = true;

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@@ -872,15 +872,16 @@ void ToolBox::Render()
ImGui::EndMenuBar();
}
static char buf1[64] = "";
ImGui::InputText("gstreamer pipeline", buf1, 64);
static char buf1[128] = "videotestsrc pattern=smpte";
ImGui::InputText("gstreamer pipeline", buf1, 128);
if (ImGui::Button("Create Generic Stream Source") )
{
// GenericStreamSource *s =
Mixer::manager().addSource( Mixer::manager().createSourceStream(buf1) );
}
//
// display histogram of update time and plot framerate
//