mirror of
https://gitlab.freedesktop.org/dabrain34/GstPipelineStudio.git
synced 2024-06-24 10:30:39 +00:00
104 lines
2.5 KiB
C++
104 lines
2.5 KiB
C++
#include "PadProperties.h"
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#include <QGridLayout>
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#include <QVBoxLayout>
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#include <QLabel>
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#include <QDebug>
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#include <QScrollArea>
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#include <gst/gst.h>
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PadProperties::PadProperties(QSharedPointer<GraphManager> pGraphManager, const char *elementName, const char *padName,
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QWidget *parent, Qt::WindowFlags flags):
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QWidget(parent, flags)
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{
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setWindowTitle(QString(elementName) + "::" + padName + " properties");
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GstElement *element = gst_bin_get_by_name (GST_BIN(pGraphManager -> m_pGraph), elementName);
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if(!element)
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return;
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GstPad *pad = gst_element_get_static_pad(GST_ELEMENT(element), padName);
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QGridLayout *play = new QGridLayout;
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play -> addWidget(new QLabel("Name"), 0, 0);
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QLabel *plbl = new QLabel(padName);
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plbl -> setTextInteractionFlags(Qt::TextSelectableByMouse | Qt::TextSelectableByKeyboard);
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play -> addWidget(plbl, 0, 1);
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play -> addWidget(new QLabel("All caps:"), 1, 0);
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#if GST_VERSION_MAJOR >= 1
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GstCaps *caps = gst_pad_query_caps(pad, NULL);
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#else
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GstCaps *caps = gst_pad_get_caps(pad);
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#endif
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gchar *str;
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gchar *noSpecified = (gchar *)"not specified";
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if(caps)
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str = gst_caps_to_string(caps);
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else
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str = noSpecified;
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plbl = new QLabel(QString(str));
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plbl -> setTextInteractionFlags(Qt::TextSelectableByMouse | Qt::TextSelectableByKeyboard);
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play -> addWidget(plbl, 1, 1);
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if(caps)
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{
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g_free(str);
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gst_caps_unref(caps);
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}
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play -> addWidget(new QLabel("Allowed caps:"), 2, 0);
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caps = gst_pad_get_allowed_caps(pad);
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str = NULL;
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if(caps)
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str = gst_caps_to_string(caps);
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else
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str = noSpecified;
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plbl = new QLabel(QString(str));
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plbl -> setTextInteractionFlags(Qt::TextSelectableByMouse | Qt::TextSelectableByKeyboard);
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play -> addWidget(plbl, 2, 1);
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if(caps)
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{
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g_free(str);
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gst_caps_unref(caps);
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}
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play -> addWidget(new QLabel("Current caps"), 3, 0);
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#if GST_VERSION_MAJOR >= 1
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caps = gst_pad_get_current_caps(pad);
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#else
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caps = gst_pad_get_negotiated_caps(pad);
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#endif
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str = NULL;
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if(caps)
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str = gst_caps_to_string(caps);
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else
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str = noSpecified;
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plbl = new QLabel(QString(str));
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plbl -> setTextInteractionFlags(Qt::TextSelectableByMouse | Qt::TextSelectableByKeyboard);
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play -> addWidget(plbl, 3, 1);
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if(caps)
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{
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g_free(str);
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gst_caps_unref(caps);
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}
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gst_object_unref(element);
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gst_object_unref (pad);
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QVBoxLayout *pvblay = new QVBoxLayout;
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QWidget *pwgt = new QWidget(this);
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pwgt -> setLayout(play);
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QScrollArea *pscroll = new QScrollArea(this);
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pscroll -> setWidget(pwgt);
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pvblay -> addWidget(pscroll);
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setLayout(pvblay);
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}
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