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Code cleanup

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This commit is contained in:
Stéphane Cerveau 2017-05-31 21:35:10 +02:00
parent 606b1bb3eb
commit 2d75a32dd0
21 changed files with 2718 additions and 2812 deletions
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14
src/CustomMenuAction.cpp
View file

@ -1,13 +1,15 @@
#include "CustomMenuAction.h" #include "CustomMenuAction.h"
CustomMenuAction::CustomMenuAction(const QString& displayName, QObject * parent) CustomMenuAction::CustomMenuAction (const QString& displayName,
:QAction(displayName, parent) QObject * parent)
, m_name(displayName) : QAction (displayName, parent),
m_name (displayName)
{ {
} }
CustomMenuAction::CustomMenuAction(const QString& displayName, const QString& name, QObject * parent) CustomMenuAction::CustomMenuAction (const QString& displayName,
:QAction(displayName, parent) const QString& name, QObject * parent)
, m_name(name) : QAction (displayName, parent),
m_name (name)
{ {
} }

6
src/CustomMenuAction.h
View file

@ -1,22 +1,18 @@
#ifndef CUSTOM_MENU_ACTION_H_ #ifndef CUSTOM_MENU_ACTION_H_
#define CUSTOM_MENU_ACTION_H_ #define CUSTOM_MENU_ACTION_H_
#include <QAction> #include <QAction>
class CustomMenuAction: public QAction class CustomMenuAction: public QAction
{ {
public: public:
CustomMenuAction(const QString& displayName, QObject * parent); CustomMenuAction(const QString& displayName, QObject * parent);
CustomMenuAction(const QString& displayName, const QString& name, QObject * parent); CustomMenuAction(const QString& displayName, const QString& name, QObject * parent);
QString getName() { return m_name;} QString getName() {return m_name;}
private: private:
QString m_name; QString m_name;
}; };
#endif //CUSTOM_MENU_ACTION_H_ #endif //CUSTOM_MENU_ACTION_H_

33
src/CustomSettings.cpp
View file

@ -5,34 +5,35 @@
#define COMPANY_NAME "virinext" #define COMPANY_NAME "virinext"
#define APPLICATION_NAME "pipeviz" #define APPLICATION_NAME "pipeviz"
void CustomSettings::saveLastIODirectory(const QString &name) void
CustomSettings::saveLastIODirectory (const QString &name)
{ {
QSettings settings(COMPANY_NAME, APPLICATION_NAME); QSettings settings (COMPANY_NAME, APPLICATION_NAME);
settings.setValue("last_directory", name); settings.setValue ("last_directory", name);
} }
QString
QString CustomSettings::lastIODirectory() CustomSettings::lastIODirectory ()
{ {
QSettings settings(COMPANY_NAME, APPLICATION_NAME); QSettings settings (COMPANY_NAME, APPLICATION_NAME);
QString res = settings.value("last_directory").toString(); QString res = settings.value ("last_directory").toString ();
if(res.isEmpty()) if (res.isEmpty ())
res = "./"; res = "./";
return res; return res;
} }
void
void CustomSettings::saveMainWindowGeometry(const QByteArray &geometry) CustomSettings::saveMainWindowGeometry (const QByteArray &geometry)
{ {
QSettings settings(COMPANY_NAME, APPLICATION_NAME); QSettings settings (COMPANY_NAME, APPLICATION_NAME);
settings.setValue("geometry", geometry); settings.setValue ("geometry", geometry);
} }
QByteArray
QByteArray CustomSettings::mainWindowGeometry() CustomSettings::mainWindowGeometry ()
{ {
QSettings settings(COMPANY_NAME, APPLICATION_NAME); QSettings settings (COMPANY_NAME, APPLICATION_NAME);
return settings.value("geometry").toByteArray(); return settings.value ("geometry").toByteArray ();
} }

3
src/CustomSettings.h
View file

@ -4,7 +4,6 @@
#include <QString> #include <QString>
#include <QByteArray> #include <QByteArray>
namespace CustomSettings namespace CustomSettings
{ {
void saveLastIODirectory(const QString &name); void saveLastIODirectory(const QString &name);
@ -14,6 +13,4 @@ namespace CustomSettings
QByteArray mainWindowGeometry(); QByteArray mainWindowGeometry();
} }
#endif #endif

445
src/ElementProperties.cpp
View file

@ -11,231 +11,208 @@
#include <gst/gst.h> #include <gst/gst.h>
ElementProperties::ElementProperties(QSharedPointer<GraphManager> pGraph, const char *name, ElementProperties::ElementProperties (QSharedPointer<GraphManager> pGraph,
QWidget *parent, Qt::WindowFlags flags): const char *name, QWidget *parent,
QWidget(parent, flags), Qt::WindowFlags flags)
m_pGraphManager(pGraph), : QWidget (parent, flags),
m_name(name) m_pGraphManager (pGraph),
m_name (name)
{ {
setWindowTitle(QString(name) + " properties"); setWindowTitle (QString (name) + " properties");
create(); create ();
} }
void
void ElementProperties::addParamEnum(GParamSpec *param, GstElement *element, QGridLayout *play) ElementProperties::addParamEnum (GParamSpec *param, GstElement *element,
QGridLayout *play)
{ {
GValue value = { 0 }; GValue value = { 0 };
g_value_init (&value, param -> value_type); g_value_init (&value, param->value_type);
if(param -> flags & G_PARAM_READABLE) if (param->flags & G_PARAM_READABLE)
g_object_get_property (G_OBJECT(element), param -> name, &value); g_object_get_property (G_OBJECT (element), param->name, &value);
else else {
{ const GValue *valueDef = g_param_spec_get_default_value (param);
const GValue *valueDef = g_param_spec_get_default_value(param); g_value_copy (valueDef, &value);
g_value_copy(valueDef, &value);
} }
QString propertyName = g_param_spec_get_name (param); QString propertyName = g_param_spec_get_name (param);
int propertyValue; int propertyValue;
propertyValue = g_value_get_enum(&value); propertyValue = g_value_get_enum (&value);
GParamSpecEnum *penumSpec = G_PARAM_SPEC_ENUM(param); GParamSpecEnum *penumSpec = G_PARAM_SPEC_ENUM (param);
if(!penumSpec) if (!penumSpec)
return; return;
QComboBox *pcomBox = new QComboBox; QComboBox *pcomBox = new QComboBox;
for(std::size_t i=0; i<penumSpec -> enum_class -> n_values; i++) for (std::size_t i = 0; i < penumSpec->enum_class->n_values; i++) {
{ QVariant var (penumSpec->enum_class->values[i].value);
QVariant var(penumSpec -> enum_class -> values[i].value); QString valueName = penumSpec->enum_class->values[i].value_name;
QString valueName = penumSpec -> enum_class -> values[i].value_name;
pcomBox -> addItem(valueName, var); pcomBox->addItem (valueName, var);
if(penumSpec -> enum_class -> values[i].value == propertyValue) if (penumSpec->enum_class->values[i].value == propertyValue)
pcomBox -> setCurrentIndex(i); pcomBox->setCurrentIndex (i);
} }
int row = play->rowCount ();
int row = play -> rowCount(); play->addWidget (new QLabel (propertyName), row, 0);
play->addWidget (pcomBox, row, 1);
play -> addWidget(new QLabel(propertyName), row, 0); m_values.insert (propertyName, pcomBox);
play -> addWidget(pcomBox, row, 1);
m_values.insert(propertyName, pcomBox);
} }
void
void ElementProperties::addParamFlags(GParamSpec *param, GstElement *element, QGridLayout *play) ElementProperties::addParamFlags (GParamSpec *param, GstElement *element,
QGridLayout *play)
{ {
GValue value = { 0 }; GValue value = { 0 };
g_value_init (&value, param -> value_type); g_value_init (&value, param->value_type);
if(param -> flags & G_PARAM_READABLE) if (param->flags & G_PARAM_READABLE)
g_object_get_property (G_OBJECT(element), param -> name, &value); g_object_get_property (G_OBJECT (element), param->name, &value);
else else {
{ const GValue *valueDef = g_param_spec_get_default_value (param);
const GValue *valueDef = g_param_spec_get_default_value(param); g_value_copy (valueDef, &value);
g_value_copy(valueDef, &value);
} }
QString propertyName = g_param_spec_get_name (param); QString propertyName = g_param_spec_get_name (param);
int propertyValue; int propertyValue;
propertyValue = g_value_get_flags(&value); propertyValue = g_value_get_flags (&value);
GParamSpecFlags *pflagsSpec = G_PARAM_SPEC_FLAGS(param); GParamSpecFlags *pflagsSpec = G_PARAM_SPEC_FLAGS (param);
if(!pflagsSpec) if (!pflagsSpec)
return; return;
QComboBox *pcomBox = new QComboBox; QComboBox *pcomBox = new QComboBox;
for(std::size_t i=0; i<pflagsSpec -> flags_class -> n_values; i++) for (std::size_t i = 0; i < pflagsSpec->flags_class->n_values; i++) {
{ QVariant var (pflagsSpec->flags_class->values[i].value);
QVariant var(pflagsSpec -> flags_class -> values[i].value); QString valueName = pflagsSpec->flags_class->values[i].value_name;
QString valueName = pflagsSpec -> flags_class -> values[i].value_name;
pcomBox -> addItem(valueName, var); pcomBox->addItem (valueName, var);
if(pflagsSpec -> flags_class -> values[i].value == propertyValue) if (pflagsSpec->flags_class->values[i].value == propertyValue)
pcomBox -> setCurrentIndex(i); pcomBox->setCurrentIndex (i);
} }
int row = play->rowCount ();
int row = play -> rowCount(); play->addWidget (new QLabel (propertyName), row, 0);
play -> addWidget(new QLabel(propertyName), row, 0); play->addWidget (pcomBox, row, 1);
play -> addWidget(pcomBox, row, 1); m_values.insert (propertyName, pcomBox);
m_values.insert(propertyName, pcomBox);
} }
void
ElementProperties::addParamSimple (GParamSpec *param, GstElement *element,
void ElementProperties::addParamSimple(GParamSpec *param, GstElement *element, QGridLayout *play) QGridLayout *play)
{ {
bool readOnly = true; bool readOnly = true;
if(param->flags & G_PARAM_WRITABLE) if (param->flags & G_PARAM_WRITABLE)
readOnly = false; readOnly = false;
GValue value = { 0 }; GValue value = { 0 };
g_value_init (&value, param -> value_type); g_value_init (&value, param->value_type);
if(param -> flags & G_PARAM_READABLE) if (param->flags & G_PARAM_READABLE)
g_object_get_property (G_OBJECT(element), param -> name, &value); g_object_get_property (G_OBJECT (element), param->name, &value);
else else {
{ const GValue *valueDef = g_param_spec_get_default_value (param);
const GValue *valueDef = g_param_spec_get_default_value(param); g_value_copy (valueDef, &value);
g_value_copy(valueDef, &value);
} }
QString propertyName = g_param_spec_get_name (param); QString propertyName = g_param_spec_get_name (param);
QString propertyValue; QString propertyValue;
bool skip = false; bool skip = false;
switch (G_VALUE_TYPE (&value)) switch (G_VALUE_TYPE (&value)) {
{ case G_TYPE_STRING: {
case G_TYPE_STRING:
{
const char *string_val = g_value_get_string (&value); const char *string_val = g_value_get_string (&value);
propertyValue = string_val; propertyValue = string_val;
break; break;
} }
case G_TYPE_BOOLEAN: case G_TYPE_BOOLEAN: {
{
gboolean bool_val = g_value_get_boolean (&value); gboolean bool_val = g_value_get_boolean (&value);
propertyValue = QString::number(bool_val); propertyValue = QString::number (bool_val);
break; break;
} }
case G_TYPE_ULONG: case G_TYPE_ULONG: {
{ propertyValue = QString::number (g_value_get_ulong (&value));
propertyValue = QString::number(g_value_get_ulong(&value));
break; break;
} }
case G_TYPE_LONG: case G_TYPE_LONG: {
{ propertyValue = QString::number (g_value_get_long (&value));
propertyValue = QString::number(g_value_get_long(&value));
break; break;
} }
case G_TYPE_UINT: case G_TYPE_UINT: {
{ propertyValue = QString::number (g_value_get_uint (&value));
propertyValue = QString::number(g_value_get_uint(&value));
break; break;
} }
case G_TYPE_INT: case G_TYPE_INT: {
{ propertyValue = QString::number (g_value_get_int (&value));
propertyValue = QString::number(g_value_get_int(&value));
break; break;
} }
case G_TYPE_UINT64: case G_TYPE_UINT64: {
{ propertyValue = QString::number (g_value_get_uint64 (&value));
propertyValue = QString::number(g_value_get_uint64(&value));
break; break;
} }
case G_TYPE_INT64: case G_TYPE_INT64: {
{ propertyValue = QString::number (g_value_get_int64 (&value));
propertyValue = QString::number(g_value_get_int64(&value));
break; break;
} }
case G_TYPE_FLOAT: case G_TYPE_FLOAT: {
{ propertyValue = QString::number (g_value_get_float (&value));
propertyValue = QString::number(g_value_get_float(&value));
break; break;
} }
case G_TYPE_DOUBLE: case G_TYPE_DOUBLE: {
{ propertyValue = QString::number (g_value_get_double (&value));
propertyValue = QString::number(g_value_get_double(&value));
break; break;
} }
case G_TYPE_CHAR: case G_TYPE_CHAR: {
{ propertyValue = QString::number (g_value_get_char (&value));
propertyValue = QString::number(g_value_get_char(&value));
break; break;
} }
case G_TYPE_UCHAR: case G_TYPE_UCHAR: {
{ propertyValue = QString::number (g_value_get_uchar (&value));
propertyValue = QString::number(g_value_get_uchar(&value));
break; break;
} }
default: default: {
{
skip = true; skip = true;
qDebug() << "property " << propertyName << " not supported"; qDebug () << "property " << propertyName << " not supported";
break; break;
} }
}; };
int row = play -> rowCount(); int row = play->rowCount ();
play -> addWidget(new QLabel(propertyName), row, 0); play->addWidget (new QLabel (propertyName), row, 0);
QLineEdit *ple = new QLineEdit(propertyValue); QLineEdit *ple = new QLineEdit (propertyValue);
ple -> setReadOnly(readOnly); ple->setReadOnly (readOnly);
play -> addWidget(ple, row, 1); play->addWidget (ple, row, 1);
if(!skip) if (!skip)
m_values.insert(propertyName, ple); m_values.insert (propertyName, ple);
else else
ple -> setReadOnly(true); ple->setReadOnly (true);
} }
void
void ElementProperties::create() ElementProperties::create ()
{ {
GstElement *element = gst_bin_get_by_name (GST_BIN(m_pGraphManager -> m_pGraph), m_name.toStdString().c_str()); GstElement *element = gst_bin_get_by_name (
GST_BIN (m_pGraphManager->m_pGraph), m_name.toStdString ().c_str ());
if(!element) if (!element)
return; return;
QGridLayout *play = new QGridLayout; QGridLayout *play = new QGridLayout;
@ -243,196 +220,178 @@ void ElementProperties::create()
GParamSpec **prop_specs; GParamSpec **prop_specs;
guint num_props; guint num_props;
prop_specs = g_object_class_list_properties(G_OBJECT_GET_CLASS (element), prop_specs = g_object_class_list_properties (G_OBJECT_GET_CLASS (element),
&num_props); &num_props);
for(std::size_t i = 0; i<num_props; i++) for (std::size_t i = 0; i < num_props; i++) {
{
GParamSpec *param = prop_specs[i]; GParamSpec *param = prop_specs[i];
if(G_IS_PARAM_SPEC_ENUM(param)) if (G_IS_PARAM_SPEC_ENUM (param))
addParamEnum(param, element, play); addParamEnum (param, element, play);
else if(G_IS_PARAM_SPEC_FLAGS(param)) else if (G_IS_PARAM_SPEC_FLAGS (param))
addParamFlags(param, element, play); addParamFlags (param, element, play);
else else
addParamSimple(param, element, play); addParamSimple (param, element, play);
} }
QVBoxLayout *pvblay = new QVBoxLayout; QVBoxLayout *pvblay = new QVBoxLayout;
QWidget *pwgt = new QWidget(this); QWidget *pwgt = new QWidget (this);
pwgt -> setLayout(play); pwgt->setLayout (play);
QScrollArea *pscroll = new QScrollArea(this); QScrollArea *pscroll = new QScrollArea (this);
pscroll -> setWidget(pwgt); pscroll->setWidget (pwgt);
pvblay -> addWidget(pscroll); pvblay->addWidget (pscroll);
QHBoxLayout *phblay = new QHBoxLayout; QHBoxLayout *phblay = new QHBoxLayout;
QPushButton *pcmdApply = new QPushButton("Apply"); QPushButton *pcmdApply = new QPushButton ("Apply");
QPushButton *pcmdOk = new QPushButton("OK"); QPushButton *pcmdOk = new QPushButton ("OK");
QPushButton *pcmdCancel = new QPushButton("Cancel"); QPushButton *pcmdCancel = new QPushButton ("Cancel");
phblay->addStretch (1);
phblay->addWidget (pcmdApply);
phblay->addWidget (pcmdCancel);
phblay->addWidget (pcmdOk);
phblay -> addStretch(1); pvblay->addLayout (phblay);
phblay -> addWidget(pcmdApply);
phblay -> addWidget(pcmdCancel);
phblay -> addWidget(pcmdOk);
pvblay -> addLayout(phblay); QObject::connect (pcmdApply, SIGNAL (clicked ()), this,
SLOT (applyClicked ()));
QObject::connect (pcmdCancel, SIGNAL (clicked ()), this, SLOT (close ()));
QObject::connect (pcmdOk, SIGNAL (clicked ()), this, SLOT (okClicked ()));
QObject::connect(pcmdApply, SIGNAL(clicked()), this, SLOT(applyClicked())); setLayout (pvblay);
QObject::connect(pcmdCancel, SIGNAL(clicked()), this, SLOT(close()));
QObject::connect(pcmdOk, SIGNAL(clicked()), this, SLOT(okClicked()));
setLayout(pvblay); g_free (prop_specs);
gst_object_unref (element);
g_free(prop_specs);
gst_object_unref(element);
} }
void ElementProperties::applyClicked() void
ElementProperties::applyClicked ()
{ {
GstElement *element = gst_bin_get_by_name (GST_BIN(m_pGraphManager -> m_pGraph), GstElement *element = gst_bin_get_by_name (
m_name.toStdString().c_str()); GST_BIN (m_pGraphManager->m_pGraph), m_name.toStdString ().c_str ());
if(!element) if (!element)
return; return;
QMap<QString, QWidget *>::iterator itr = m_values.begin(); QMap<QString, QWidget *>::iterator itr = m_values.begin ();
for(;itr != m_values.end(); itr++) for (; itr != m_values.end (); itr++) {
{ GParamSpec *param = g_object_class_find_property (
GParamSpec *param = g_object_class_find_property(G_OBJECT_GET_CLASS (element), G_OBJECT_GET_CLASS (element), itr.key ().toStdString ().c_str ());
itr.key().toStdString().c_str());
if(!param) if (!param) {
{ qDebug () << "problem with setting " << itr.key () << " property";
qDebug() << "problem with setting " << itr.key() << " property";
continue; continue;
} }
if(!(param -> flags & G_PARAM_WRITABLE)) if (!(param->flags & G_PARAM_WRITABLE))
continue; continue;
QString valStr; QString valStr;
if(dynamic_cast<QLineEdit *>(itr.value())) if (dynamic_cast<QLineEdit *> (itr.value ()))
valStr = ((QLineEdit *) itr.value()) -> text(); valStr = ((QLineEdit *) itr.value ())->text ();
else if(dynamic_cast<QComboBox *>(itr.value())) else if (dynamic_cast<QComboBox *> (itr.value ())) {
{ QComboBox *pcomBox = (QComboBox *) itr.value ();
QComboBox *pcomBox = (QComboBox *) itr.value(); int val = pcomBox->itemData (pcomBox->currentIndex ()).toInt ();
int val = pcomBox -> itemData(pcomBox -> currentIndex()).toInt(); valStr = QString::number (val);
valStr = QString::number(val);
} }
std::string tmpStr = itr.key().toStdString(); std::string tmpStr = itr.key ().toStdString ();
const char *propName = tmpStr.c_str(); const char *propName = tmpStr.c_str ();
if(G_IS_PARAM_SPEC_ENUM(param) || G_IS_PARAM_SPEC_FLAGS(param)) if (G_IS_PARAM_SPEC_ENUM (param) || G_IS_PARAM_SPEC_FLAGS (param)) {
{ if (dynamic_cast<QComboBox *> (itr.value ())) {
if(dynamic_cast<QComboBox *>(itr.value())) QComboBox *pcomBox = (QComboBox *) itr.value ();
{ int val = pcomBox->itemData (pcomBox->currentIndex ()).toInt ();
QComboBox *pcomBox = (QComboBox *) itr.value(); g_object_set (G_OBJECT (element), propName, val, NULL);
int val = pcomBox -> itemData(pcomBox -> currentIndex()).toInt();
g_object_set(G_OBJECT(element), propName, val, NULL);
} }
} }
else else {
{ switch (param->value_type) {
switch (param -> value_type) case G_TYPE_STRING: {
{ g_object_set (G_OBJECT (element), propName,
case G_TYPE_STRING: valStr.toStdString ().c_str (), NULL);
{
g_object_set(G_OBJECT(element), propName, valStr.toStdString().c_str(), NULL);
break; break;
} }
case G_TYPE_BOOLEAN: case G_TYPE_BOOLEAN: {
{ gboolean val = valStr.toInt ();
gboolean val = valStr.toInt(); g_object_set (G_OBJECT (element), propName, val, NULL);
g_object_set(G_OBJECT(element), propName, val, NULL);
break; break;
} }
case G_TYPE_ULONG: case G_TYPE_ULONG: {
{ gulong val = valStr.toULong ();
gulong val = valStr.toULong(); g_object_set (G_OBJECT (element), propName, val, NULL);
g_object_set(G_OBJECT(element), propName, val, NULL);
break; break;
} }
case G_TYPE_LONG: case G_TYPE_LONG: {
{ glong val = valStr.toLong ();
glong val = valStr.toLong(); g_object_set (G_OBJECT (element), propName, val, NULL);
g_object_set(G_OBJECT(element), propName, val, NULL);
break; break;
} }
case G_TYPE_UINT: case G_TYPE_UINT: {
{ guint val = valStr.toUInt ();
guint val = valStr.toUInt(); g_object_set (G_OBJECT (element), propName, val, NULL);
g_object_set(G_OBJECT(element), propName, val, NULL);
break; break;
} }
case G_TYPE_INT: case G_TYPE_INT: {
{ gint val = valStr.toInt ();
gint val = valStr.toInt(); g_object_set (G_OBJECT (element), propName, val, NULL);
g_object_set(G_OBJECT(element), propName, val, NULL);
break; break;
} }
case G_TYPE_UINT64: case G_TYPE_UINT64: {
{ guint64 val = valStr.toULongLong ();
guint64 val = valStr.toULongLong(); g_object_set (G_OBJECT (element), propName, val, NULL);
g_object_set(G_OBJECT(element), propName, val, NULL);
break; break;
} }
case G_TYPE_INT64: case G_TYPE_INT64: {
{ gint64 val = valStr.toLongLong ();
gint64 val = valStr.toLongLong(); g_object_set (G_OBJECT (element), propName, val, NULL);
g_object_set(G_OBJECT(element), propName, val, NULL);
break; break;
} }
case G_TYPE_FLOAT: case G_TYPE_FLOAT: {
{ gfloat val = valStr.toFloat ();
gfloat val = valStr.toFloat(); g_object_set (G_OBJECT (element), propName, val, NULL);
g_object_set(G_OBJECT(element), propName, val, NULL);
break; break;
} }
case G_TYPE_DOUBLE: case G_TYPE_DOUBLE: {
{ gdouble val = valStr.toDouble ();
gdouble val = valStr.toDouble(); g_object_set (G_OBJECT (element), propName, val, NULL);
g_object_set(G_OBJECT(element), propName, val, NULL);
break; break;
} }
case G_TYPE_CHAR: case G_TYPE_CHAR: {
{ gchar val = valStr.toInt ();
gchar val = valStr.toInt(); g_object_set (G_OBJECT (element), propName, val, NULL);
g_object_set(G_OBJECT(element), propName, val, NULL);
break; break;
} }
case G_TYPE_UCHAR: case G_TYPE_UCHAR: {
{ guchar val = valStr.toUInt ();
guchar val = valStr.toUInt(); g_object_set (G_OBJECT (element), propName, val, NULL);
g_object_set(G_OBJECT(element), propName, val, NULL);
break; break;
} }
default: default: {
{ qDebug () << "property " << itr.key () << " not supported";
qDebug() << "property " << itr.key() << " not supported";
break; break;
} }
}; };
} }
} }
gst_object_unref(element); gst_object_unref (element);
delete layout(); delete layout ();
qDeleteAll(children()); qDeleteAll (
children ());
create ();
create();
} }
void ElementProperties::okClicked() void
ElementProperties::okClicked ()
{ {
applyClicked(); applyClicked ();
close(); close ();
} }

4
src/ElementProperties.h
View file

@ -12,12 +12,11 @@
class ElementProperties: public QWidget class ElementProperties: public QWidget
{ {
Q_OBJECT Q_OBJECT
public: public:
ElementProperties(QSharedPointer<GraphManager> pGraphManager, const char *name, ElementProperties(QSharedPointer<GraphManager> pGraphManager, const char *name,
QWidget *parent = 0, Qt::WindowFlags flags = 0); QWidget *parent = 0, Qt::WindowFlags flags = 0);
private slots: private slots:
void applyClicked(); void applyClicked();
void okClicked(); void okClicked();
@ -33,5 +32,4 @@ private:
void addParamFlags(GParamSpec *value, GstElement *element, QGridLayout *play); void addParamFlags(GParamSpec *value, GstElement *element, QGridLayout *play);
}; };
#endif #endif

974
src/GraphDisplay.cpp
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9
src/GraphDisplay.h
View file

@ -7,16 +7,12 @@
#include <QSharedPointer> #include <QSharedPointer>
#include <QPoint> #include <QPoint>
#include "GraphManager.h" #include "GraphManager.h"
#include <vector> #include <vector>
class GraphDisplay: public QWidget class GraphDisplay: public QWidget
{ {
Q_OBJECT Q_OBJECT
public: public:
GraphDisplay(QWidget *parent=0, Qt::WindowFlags f=0); GraphDisplay(QWidget *parent=0, Qt::WindowFlags f=0);
@ -28,7 +24,6 @@ public:
void keyPressEvent(QKeyEvent* event); void keyPressEvent(QKeyEvent* event);
QSharedPointer<GraphManager> m_pGraph; QSharedPointer<GraphManager> m_pGraph;
private slots: private slots:
@ -57,7 +52,6 @@ private:
QPoint m_startPosition; QPoint m_startPosition;
}; };
struct ElementDisplayInfo struct ElementDisplayInfo
{ {
QRect m_rect; QRect m_rect;
@ -90,5 +84,4 @@ private:
MoveInfo m_moveInfo; MoveInfo m_moveInfo;
}; };
#endif #endif

459
src/GraphManager.cpp
View file

@ -10,65 +10,71 @@
#include "CustomSettings.h" #include "CustomSettings.h"
#define MAX_STR_CAPS_SIZE 150 #define MAX_STR_CAPS_SIZE 150
gchar* get_str_caps_limited(gchar* str) gchar*
get_str_caps_limited (gchar* str)
{ {
gchar* result; gchar* result;
if(strlen(str) > MAX_STR_CAPS_SIZE) { if (strlen (str) > MAX_STR_CAPS_SIZE) {
result = g_strndup(str, MAX_STR_CAPS_SIZE); result = g_strndup (str, MAX_STR_CAPS_SIZE);
for(int i = strlen(result)-1;i > strlen(result)-4 ;i--) for (int i = strlen (result) - 1; i > strlen (result) - 4; i--)
result[i] = '.'; result[i] = '.';
} else }
result = g_strdup(str); else
result = g_strdup (str);
return result; return result;
} }
static void static void
typefind_have_type_callback (GstElement * typefind, typefind_have_type_callback (GstElement * typefind, guint probability,
guint probability, GstCaps * caps, GraphManager * thiz) GstCaps * caps, GraphManager * thiz)
{ {
gchar *caps_description = gst_caps_to_string (caps); gchar *caps_description = gst_caps_to_string (caps);
qDebug() << "Found caps " << caps_description << " with probability " << probability; qDebug () << "Found caps " << caps_description << " with probability "
g_free(caps_description); << probability;
thiz->Pause(); g_free (caps_description);
thiz->Pause ();
} }
GraphManager::GraphManager() GraphManager::GraphManager ()
{ {
m_pGraph = gst_pipeline_new ("pipeline"); m_pGraph = gst_pipeline_new ("pipeline");
m_pluginsList = new PluginsList(); m_pluginsList = new PluginsList ();
} }
GraphManager::~GraphManager() GraphManager::~GraphManager ()
{ {
delete m_pluginsList; delete m_pluginsList;
} }
QString GraphManager::getPadCaps(ElementInfo* elementInfo, PadInfo* padInfo, ePadCapsSubset subset, bool afTruncated) QString
GraphManager::getPadCaps (ElementInfo* elementInfo, PadInfo* padInfo,
ePadCapsSubset subset, bool afTruncated)
{ {
QString padCaps = ""; QString padCaps = "";
if(!elementInfo || !padInfo) if (!elementInfo || !padInfo)
return padCaps; return padCaps;
GstElement *element = gst_bin_get_by_name (GST_BIN(m_pGraph), elementInfo->m_name.c_str()); GstElement *element = gst_bin_get_by_name (GST_BIN (m_pGraph),
elementInfo->m_name.c_str ());
if(!element) if (!element)
return padCaps; return padCaps;
GstPad *pad = gst_element_get_static_pad(GST_ELEMENT(element), padInfo->m_name.c_str()); GstPad *pad = gst_element_get_static_pad (GST_ELEMENT (element),
if(!pad) { padInfo->m_name.c_str ());
gst_object_unref(element); if (!pad) {
gst_object_unref (element);
return padCaps; return padCaps;
} }
GstCaps *caps; GstCaps *caps;
switch(subset) switch (subset) {
{
case PAD_CAPS_ALLOWED: case PAD_CAPS_ALLOWED:
caps = gst_pad_get_allowed_caps(pad); caps = gst_pad_get_allowed_caps (pad);
break; break;
case PAD_CAPS_NEGOCIATED: case PAD_CAPS_NEGOCIATED:
#if GST_VERSION_MAJOR >= 1 #if GST_VERSION_MAJOR >= 1
caps = gst_pad_get_current_caps(pad); caps = gst_pad_get_current_caps(pad);
#else #else
caps = gst_pad_get_negotiated_caps(pad); caps = gst_pad_get_negotiated_caps (pad);
#endif #endif
break; break;
case PAD_CAPS_ALL: case PAD_CAPS_ALL:
@ -76,269 +82,265 @@ QString GraphManager::getPadCaps(ElementInfo* elementInfo, PadInfo* padInfo, ePa
#if GST_VERSION_MAJOR >= 1 #if GST_VERSION_MAJOR >= 1
caps = gst_pad_query_caps(pad, NULL); caps = gst_pad_query_caps(pad, NULL);
#else #else
caps = gst_pad_get_caps(pad); caps = gst_pad_get_caps (pad);
#endif #endif
} }
#if GST_VERSION_MAJOR >= 1 #if GST_VERSION_MAJOR >= 1
caps = gst_pad_query_caps(pad, NULL); caps = gst_pad_query_caps(pad, NULL);
#else #else
caps = gst_pad_get_caps(pad); caps = gst_pad_get_caps (pad);
#endif #endif
if(caps) { if (caps) {
gchar* str = gst_caps_to_string(caps); gchar* str = gst_caps_to_string (caps);
if (afTruncated) { if (afTruncated) {
gchar* str_limited = get_str_caps_limited(str); gchar* str_limited = get_str_caps_limited (str);
g_free(str); g_free (str);
padCaps = str_limited; padCaps = str_limited;
g_free(str_limited); g_free (str_limited);
} else { }
else {
padCaps = str; padCaps = str;
g_free(str); g_free (str);
} }
} }
gst_object_unref(element); gst_object_unref (element);
gst_object_unref (pad); gst_object_unref (pad);
return padCaps; return padCaps;
} }
gchar* GraphManager::AddPlugin(const char *plugin, const char *name) gchar*
GraphManager::AddPlugin (const char *plugin, const char *name)
{ {
GstElement *pel = gst_element_factory_make(plugin, name); GstElement *pel = gst_element_factory_make (plugin, name);
if(!pel) if (!pel)
return NULL; return NULL;
if(GST_IS_URI_HANDLER(pel)) if (GST_IS_URI_HANDLER (pel)) {
{ static const gchar * const *protocols;
static const gchar *const *protocols; protocols = gst_uri_handler_get_protocols (GST_URI_HANDLER (pel));
protocols = gst_uri_handler_get_protocols(GST_URI_HANDLER(pel));
bool isFile = false; bool isFile = false;
for(std::size_t i=0; protocols[i] != NULL; i++) for (std::size_t i = 0; protocols[i] != NULL; i++) {
{ if (strcmp ("file", protocols[i]) == 0) {
if(strcmp("file", protocols[i]) == 0)
{
isFile = true; isFile = true;
break; break;
} }
} }
if(isFile) if (isFile) {
{
QString path; QString path;
QString dir = CustomSettings::lastIODirectory(); QString dir = CustomSettings::lastIODirectory ();
if(gst_uri_handler_get_uri_type(GST_URI_HANDLER(pel)) == GST_URI_SRC) if (gst_uri_handler_get_uri_type (GST_URI_HANDLER (pel)) == GST_URI_SRC)
path = QFileDialog::getOpenFileName(NULL, "Open Media Source File...", dir); path = QFileDialog::getOpenFileName (NULL, "Open Media Source File...",
dir);
else else
path = QFileDialog::getSaveFileName(NULL, "Open Sink File...", dir); path = QFileDialog::getSaveFileName (NULL, "Open Sink File...", dir);
if(!path.isEmpty()) if (!path.isEmpty ()) {
{ gchar *uri = gst_filename_to_uri (path.toStdString ().c_str (),
gchar *uri = gst_filename_to_uri(path.toStdString().c_str(), NULL); NULL);
if(uri) if (uri) {
{ qDebug () << "Set uri: " << uri;
qDebug() << "Set uri: " << uri;
#if GST_VERSION_MAJOR >= 1 #if GST_VERSION_MAJOR >= 1
gst_uri_handler_set_uri(GST_URI_HANDLER(pel), uri, NULL); gst_uri_handler_set_uri(GST_URI_HANDLER(pel), uri, NULL);
#else #else
gst_uri_handler_set_uri(GST_URI_HANDLER(pel), uri); gst_uri_handler_set_uri (GST_URI_HANDLER (pel), uri);
#endif #endif
g_free(uri); g_free (uri);
QString dir = QFileInfo(path).absoluteDir().absolutePath(); QString dir = QFileInfo (path).absoluteDir ().absolutePath ();
CustomSettings::saveLastIODirectory(dir); CustomSettings::saveLastIODirectory (dir);
} }
} }
} }
else else {
{ QString uri = QInputDialog::getText (NULL, "Uri...", "Uri:");
QString uri = QInputDialog::getText(NULL, "Uri...", "Uri:");
if(!uri.isEmpty()) if (!uri.isEmpty ()) {
{ qDebug () << "Set uri: " << uri;
qDebug() << "Set uri: " << uri;
#if GST_VERSION_MAJOR >= 1 #if GST_VERSION_MAJOR >= 1
gst_uri_handler_set_uri(GST_URI_HANDLER(pel), uri.toStdString().c_str(), NULL); gst_uri_handler_set_uri(GST_URI_HANDLER(pel), uri.toStdString().c_str(), NULL);
#else #else
gst_uri_handler_set_uri(GST_URI_HANDLER(pel), uri.toStdString().c_str()); gst_uri_handler_set_uri (GST_URI_HANDLER (pel),
uri.toStdString ().c_str ());
#endif #endif
} }
} }
} }
bool res = gst_bin_add(GST_BIN(m_pGraph), pel); bool res = gst_bin_add (GST_BIN (m_pGraph), pel);
if (res) if (res)
gst_element_sync_state_with_parent(pel); gst_element_sync_state_with_parent (pel);
else { else {
gst_object_unref(pel); gst_object_unref (pel);
return NULL; return NULL;
} }
return gst_element_get_name(pel); return gst_element_get_name (pel);
} }
bool
bool GraphManager::RemovePlugin(const char *name) GraphManager::RemovePlugin (const char *name)
{ {
GstElement *element = gst_bin_get_by_name (GST_BIN(m_pGraph), name); GstElement *element = gst_bin_get_by_name (GST_BIN (m_pGraph), name);
if(!element) if (!element)
return false; return false;
bool res = gst_bin_remove (GST_BIN(m_pGraph), element); bool res = gst_bin_remove (GST_BIN (m_pGraph), element);
gst_object_unref(element); gst_object_unref (element);
return res; return res;
} }
bool
bool GraphManager::OpenUri(const char *uri, const char *name) GraphManager::OpenUri (const char *uri, const char *name)
{ {
#if GST_VERSION_MAJOR >= 1 #if GST_VERSION_MAJOR >= 1
GstElement *element = gst_element_make_from_uri(GST_URI_SRC, uri, name, NULL); GstElement *element = gst_element_make_from_uri(GST_URI_SRC, uri, name, NULL);
#else #else
GstElement *element = gst_element_make_from_uri(GST_URI_SRC, uri, name); GstElement *element = gst_element_make_from_uri (GST_URI_SRC, uri, name);
#endif #endif
if(!element) if (!element)
return false; return false;
bool res = gst_bin_add(GST_BIN(m_pGraph), element); bool res = gst_bin_add (GST_BIN (m_pGraph), element);
if(res) if (res)
gst_element_sync_state_with_parent(element); gst_element_sync_state_with_parent (element);
return res; return res;
} }
bool GraphManager::Connect(const char *srcElement, const char *srcPad, bool
GraphManager::Connect (const char *srcElement, const char *srcPad,
const char *dstElement, const char *dstPad) const char *dstElement, const char *dstPad)
{ {
GstElement *src = gst_bin_get_by_name (GST_BIN(m_pGraph), srcElement); GstElement *src = gst_bin_get_by_name (GST_BIN (m_pGraph), srcElement);
GstElement *dst = gst_bin_get_by_name (GST_BIN(m_pGraph), dstElement); GstElement *dst = gst_bin_get_by_name (GST_BIN (m_pGraph), dstElement);
bool res = gst_element_link_pads(src, srcPad, dst, dstPad); bool res = gst_element_link_pads (src, srcPad, dst, dstPad);
gboolean seekRes = gst_element_seek_simple(m_pGraph, GST_FORMAT_TIME, GST_SEEK_FLAG_FLUSH, 0); gboolean seekRes = gst_element_seek_simple (m_pGraph, GST_FORMAT_TIME,
GST_SEEK_FLAG_FLUSH, 0);
gst_object_unref(src); gst_object_unref (src);
gst_object_unref(dst); gst_object_unref (dst);
return res; return res;
} }
bool GraphManager::Connect(const char *srcElement, const char *dstElement) bool
GraphManager::Connect (const char *srcElement, const char *dstElement)
{ {
GstElement *src = gst_bin_get_by_name (GST_BIN(m_pGraph), srcElement); GstElement *src = gst_bin_get_by_name (GST_BIN (m_pGraph), srcElement);
GstElement *dst = gst_bin_get_by_name (GST_BIN(m_pGraph), dstElement); GstElement *dst = gst_bin_get_by_name (GST_BIN (m_pGraph), dstElement);
bool res = gst_element_link(src, dst); bool res = gst_element_link (src, dst);
gboolean seekRes = gst_element_seek_simple(m_pGraph, GST_FORMAT_TIME, GST_SEEK_FLAG_FLUSH, 0); gboolean seekRes = gst_element_seek_simple (m_pGraph, GST_FORMAT_TIME,
GST_SEEK_FLAG_FLUSH, 0);
/* add a callback to handle have-type signal */ /* add a callback to handle have-type signal */
if (g_str_has_prefix(dstElement,"typefindelement")) { if (g_str_has_prefix (dstElement, "typefindelement")) {
g_signal_connect (dst, "have-type", g_signal_connect (dst, "have-type",
G_CALLBACK (typefind_have_type_callback), G_CALLBACK (typefind_have_type_callback), this);
this); Play ();
Play();
} }
gst_object_unref(src); gst_object_unref (src);
gst_object_unref(dst); gst_object_unref (dst);
return res; return res;
} }
bool GraphManager::Disconnect(const char *srcElement, const char *srcPad, bool
GraphManager::Disconnect (const char *srcElement, const char *srcPad,
const char *dstElement, const char *dstPad) const char *dstElement, const char *dstPad)
{ {
GstElement *src = gst_bin_get_by_name (GST_BIN(m_pGraph), srcElement); GstElement *src = gst_bin_get_by_name (GST_BIN (m_pGraph), srcElement);
GstElement *dst = gst_bin_get_by_name (GST_BIN(m_pGraph), dstElement); GstElement *dst = gst_bin_get_by_name (GST_BIN (m_pGraph), dstElement);
gst_element_unlink_pads (src, srcPad, dst, dstPad);
gst_element_unlink_pads(src, srcPad, dst, dstPad); gst_object_unref (src);
gst_object_unref (dst);
gst_object_unref(src);
gst_object_unref(dst);
return true; return true;
} }
std::vector <ElementInfo> GraphManager::GetInfo() std::vector<ElementInfo>
GraphManager::GetInfo ()
{ {
std::vector <ElementInfo> res; std::vector<ElementInfo> res;
GstIterator *iter; GstIterator *iter;
iter = gst_bin_iterate_elements (GST_BIN (m_pGraph)); iter = gst_bin_iterate_elements (GST_BIN (m_pGraph));
GstElement* element = NULL; GstElement* element = NULL;
bool done = false; bool done = false;
size_t id = 0; size_t id = 0;
while (!done) while (!done) {
{
#if GST_VERSION_MAJOR >= 1 #if GST_VERSION_MAJOR >= 1
GValue value = { 0 }; GValue value =
{ 0};
switch (gst_iterator_next (iter, &value)) switch (gst_iterator_next (iter, &value))
{ {
case GST_ITERATOR_OK: case GST_ITERATOR_OK:
{ {
element = GST_ELEMENT(g_value_get_object(&value)); element = GST_ELEMENT(g_value_get_object(&value));
#else #else
switch (gst_iterator_next (iter, (gpointer *)&element)) switch (gst_iterator_next (iter, (gpointer *) &element)) {
{ case GST_ITERATOR_OK: {
case GST_ITERATOR_OK:
{
#endif #endif
ElementInfo elementInfo; ElementInfo elementInfo;
elementInfo.m_id = id; elementInfo.m_id = id;
id++; id++;
gchar *name = gst_element_get_name(element); gchar *name = gst_element_get_name (element);
elementInfo.m_name = name; elementInfo.m_name = name;
g_free(name); g_free (name);
GstElementFactory *pfactory = GstElementFactory *pfactory = gst_element_get_factory (element);
gst_element_get_factory(element);
elementInfo.m_pluginName = elementInfo.m_pluginName = gst_plugin_feature_get_name (
gst_plugin_feature_get_name(GST_PLUGIN_FEATURE(pfactory)); GST_PLUGIN_FEATURE (pfactory));
GstIterator *padItr = gst_element_iterate_pads (element); GstIterator *padItr = gst_element_iterate_pads (element);
bool padDone = FALSE; bool padDone = FALSE;
std::size_t padId = 0; std::size_t padId = 0;
GstPad *pad; GstPad *pad;
while (!padDone) while (!padDone) {
{
#if GST_VERSION_MAJOR >= 1 #if GST_VERSION_MAJOR >= 1
GValue padVal = { 0 }; GValue padVal =
{ 0};
switch (gst_iterator_next (padItr, &padVal)) switch (gst_iterator_next (padItr, &padVal))
{ {
case GST_ITERATOR_OK: case GST_ITERATOR_OK:
{ {
pad = GST_PAD(g_value_get_object(&padVal)); pad = GST_PAD(g_value_get_object(&padVal));
#else #else
switch (gst_iterator_next (padItr, (gpointer *)&pad)) switch (gst_iterator_next (padItr, (gpointer *) &pad)) {
{ case GST_ITERATOR_OK: {
case GST_ITERATOR_OK:
{
#endif #endif
PadInfo padInfo; PadInfo padInfo;
padInfo.m_id = padId; padInfo.m_id = padId;
gchar *pad_name = gst_pad_get_name(pad); gchar *pad_name = gst_pad_get_name (pad);
padInfo.m_name = pad_name; padInfo.m_name = pad_name;
g_free(pad_name); g_free (pad_name);
GstPadDirection direction = gst_pad_get_direction(pad); GstPadDirection direction = gst_pad_get_direction (pad);
if(direction == GST_PAD_SRC) if (direction == GST_PAD_SRC)
padInfo.m_type = PadInfo::Out; padInfo.m_type = PadInfo::Out;
else if(direction == GST_PAD_SINK) else if (direction == GST_PAD_SINK)
padInfo.m_type = PadInfo::In; padInfo.m_type = PadInfo::In;
else else
padInfo.m_type = PadInfo::None; padInfo.m_type = PadInfo::None;
elementInfo.m_pads.push_back(padInfo); elementInfo.m_pads.push_back (padInfo);
#if GST_VERSION_MAJOR >= 1 #if GST_VERSION_MAJOR >= 1
g_value_reset (&padVal); g_value_reset (&padVal);
#endif #endif
@ -355,13 +357,12 @@ std::vector <ElementInfo> GraphManager::GetInfo()
#if GST_VERSION_MAJOR >= 1 #if GST_VERSION_MAJOR >= 1
g_value_reset (&value); g_value_reset (&value);
#endif #endif
res.push_back(elementInfo); res.push_back (elementInfo);
break; break;
} }
case GST_ITERATOR_DONE: case GST_ITERATOR_DONE:
case GST_ITERATOR_RESYNC: case GST_ITERATOR_RESYNC:
case GST_ITERATOR_ERROR: case GST_ITERATOR_ERROR: {
{
done = true; done = true;
break; break;
} }
@ -370,35 +371,30 @@ std::vector <ElementInfo> GraphManager::GetInfo()
gst_iterator_free (iter); gst_iterator_free (iter);
for(std::size_t i=0; i<res.size(); i++) for (std::size_t i = 0; i < res.size (); i++) {
{ res[i].m_connections.resize (res[i].m_pads.size ());
res[i].m_connections.resize(res[i].m_pads.size());
GstElement *element = gst_bin_get_by_name (GST_BIN(m_pGraph), res[i].m_name.c_str()); GstElement *element = gst_bin_get_by_name (GST_BIN (m_pGraph),
res[i].m_name.c_str ());
for(std::size_t j=0; j<res[i].m_pads.size(); j++) for (std::size_t j = 0; j < res[i].m_pads.size (); j++) {
{
res[i].m_connections[j].m_elementId = -1; res[i].m_connections[j].m_elementId = -1;
res[i].m_connections[j].m_padId = -1; res[i].m_connections[j].m_padId = -1;
GstPad *pad = gst_element_get_static_pad (element, res[i].m_pads[j].m_name.c_str()); GstPad *pad = gst_element_get_static_pad (
GstPad *peerPad = gst_pad_get_peer(pad); element, res[i].m_pads[j].m_name.c_str ());
GstPad *peerPad = gst_pad_get_peer (pad);
if(peerPad) if (peerPad) {
{ GstElement *peerElement = GST_ELEMENT (gst_pad_get_parent (peerPad));
GstElement *peerElement = GST_ELEMENT(gst_pad_get_parent(peerPad));
gchar *peerName = gst_element_get_name(peerElement); gchar *peerName = gst_element_get_name (peerElement);
gchar *peerPadName = gst_pad_get_name(peerPad); gchar *peerPadName = gst_pad_get_name (peerPad);
for(std::size_t k=0; k<res.size(); k++) for (std::size_t k = 0; k < res.size (); k++) {
{ if (res[k].m_name == peerName) {
if(res[k].m_name == peerName) for (std::size_t l = 0; l < res[k].m_pads.size (); l++) {
{ if (res[k].m_pads[l].m_name == peerPadName) {
for(std::size_t l=0; l<res[k].m_pads.size(); l++)
{
if(res[k].m_pads[l].m_name == peerPadName)
{
res[i].m_connections[j].m_elementId = res[k].m_id; res[i].m_connections[j].m_elementId = res[k].m_id;
res[i].m_connections[j].m_padId = res[k].m_pads[l].m_id; res[i].m_connections[j].m_padId = res[k].m_pads[l].m_id;
break; break;
@ -407,64 +403,64 @@ std::vector <ElementInfo> GraphManager::GetInfo()
} }
} }
g_free(peerName); g_free (peerName);
g_free(peerPadName); g_free (peerPadName);
gst_object_unref(peerPad); gst_object_unref (peerPad);
gst_object_unref(peerElement); gst_object_unref (peerElement);
} }
gst_object_unref(pad); gst_object_unref (pad);
} }
gst_object_unref(element); gst_object_unref (element);
} }
return res; return res;
} }
bool
bool GraphManager::Play() GraphManager::Play ()
{ {
GstStateChangeReturn res; GstStateChangeReturn res;
gst_element_set_state(m_pGraph, GST_STATE_PLAYING); gst_element_set_state (m_pGraph, GST_STATE_PLAYING);
GstState state; GstState state;
res = gst_element_get_state (m_pGraph, &state, NULL, GST_SECOND); res = gst_element_get_state (m_pGraph, &state, NULL, GST_SECOND);
if(res != GST_STATE_CHANGE_SUCCESS) if (res != GST_STATE_CHANGE_SUCCESS) {
{ gst_element_abort_state (m_pGraph);
gst_element_abort_state(m_pGraph); qDebug () << "state changing to Play was FAILED";
qDebug() << "state changing to Play was FAILED";
} }
return state == GST_STATE_PLAYING; return state == GST_STATE_PLAYING;
} }
bool
bool GraphManager::Pause() GraphManager::Pause ()
{ {
GstStateChangeReturn res; GstStateChangeReturn res;
GstState state; GstState state;
gst_element_set_state(m_pGraph, GST_STATE_PAUSED); gst_element_set_state (m_pGraph, GST_STATE_PAUSED);
res = gst_element_get_state (m_pGraph, &state, NULL, GST_SECOND); res = gst_element_get_state (m_pGraph, &state, NULL, GST_SECOND);
if(res != GST_STATE_CHANGE_SUCCESS) if (res != GST_STATE_CHANGE_SUCCESS) {
{ gst_element_abort_state (m_pGraph);
gst_element_abort_state(m_pGraph); qDebug () << "state changing to Pause was FAILED";
qDebug() << "state changing to Pause was FAILED";
} }
return state == GST_STATE_PAUSED; return state == GST_STATE_PAUSED;
} }
bool GraphManager::Stop() bool
GraphManager::Stop ()
{ {
GstStateChangeReturn res = gst_element_set_state(m_pGraph, GST_STATE_READY); GstStateChangeReturn res = gst_element_set_state (m_pGraph, GST_STATE_READY);
return res == GST_STATE_CHANGE_SUCCESS; return res == GST_STATE_CHANGE_SUCCESS;
} }
double GraphManager::GetPosition() double
GraphManager::GetPosition ()
{ {
gint64 current, duration; gint64 current, duration;
GstFormat fmt = GST_FORMAT_TIME; GstFormat fmt = GST_FORMAT_TIME;
@ -472,7 +468,7 @@ double GraphManager::GetPosition()
if(!gst_element_query_position(m_pGraph, fmt, &current)) if(!gst_element_query_position(m_pGraph, fmt, &current))
return 0; return 0;
#else #else
if(!gst_element_query_position(m_pGraph, &fmt, &current)) if (!gst_element_query_position (m_pGraph, &fmt, &current))
return 0; return 0;
#endif #endif
@ -480,33 +476,33 @@ double GraphManager::GetPosition()
if(!gst_element_query_duration(m_pGraph, fmt, &duration)) if(!gst_element_query_duration(m_pGraph, fmt, &duration))
return 0; return 0;
#else #else
if(!gst_element_query_duration(m_pGraph, &fmt, &duration)) if (!gst_element_query_duration (m_pGraph, &fmt, &duration))
return 0; return 0;
#endif #endif
if(duration < 0 || current < 0) if (duration < 0 || current < 0)
return 0; return 0;
return (double) current / duration; return (double) current / duration;
} }
bool
bool GraphManager::SetPosition(double pos) GraphManager::SetPosition (double pos)
{ {
GstQuery *query = gst_query_new_seeking(GST_FORMAT_TIME); GstQuery *query = gst_query_new_seeking (GST_FORMAT_TIME);
GstFormat fmt = GST_FORMAT_TIME; GstFormat fmt = GST_FORMAT_TIME;
if(!query) if (!query)
return false; return false;
if(!gst_element_query(m_pGraph, query)) if (!gst_element_query (m_pGraph, query))
return false; return false;
gboolean seekable; gboolean seekable;
gst_query_parse_seeking(query, NULL, &seekable, NULL, NULL); gst_query_parse_seeking (query, NULL, &seekable, NULL, NULL);
gst_query_unref(query); gst_query_unref (query);
if(!seekable) if (!seekable)
return false; return false;
gint64 duration; gint64 duration;
@ -515,19 +511,23 @@ bool GraphManager::SetPosition(double pos)
if(!gst_element_query_duration(m_pGraph, fmt, &duration)) if(!gst_element_query_duration(m_pGraph, fmt, &duration))
return 0; return 0;
#else #else
if(!gst_element_query_duration(m_pGraph, &fmt, &duration)) if (!gst_element_query_duration (m_pGraph, &fmt, &duration))
return 0; return 0;
#endif #endif
if(duration < 0) if (duration < 0)
return 0; return 0;
gboolean seekRes = gst_element_seek_simple(m_pGraph, GST_FORMAT_TIME, GST_SEEK_FLAG_FLUSH, duration * pos); gboolean seekRes = gst_element_seek_simple (m_pGraph, GST_FORMAT_TIME,
GST_SEEK_FLAG_FLUSH,
duration * pos);
return seekRes; return seekRes;
} }
bool GraphManager::CanConnect(const char *srcName, const char *srcPadName, const char *destName, bool noANY) bool
GraphManager::CanConnect (const char *srcName, const char *srcPadName,
const char *destName, bool noANY)
{ {
bool ret = false; bool ret = false;
bool added = false; bool added = false;
@ -537,73 +537,74 @@ bool GraphManager::CanConnect(const char *srcName, const char *srcPadName, const
GstCaps* srcCaps = NULL; GstCaps* srcCaps = NULL;
GstElementFactory *destFactory = NULL; GstElementFactory *destFactory = NULL;
src = gst_bin_get_by_name (GST_BIN(m_pGraph), srcName); src = gst_bin_get_by_name (GST_BIN (m_pGraph), srcName);
if (!src) { if (!src) {
qDebug() << "Unable to get the src element: " << srcName; qDebug () << "Unable to get the src element: " << srcName;
goto done; goto done;
} }
srcPad = gst_element_get_static_pad(src, srcPadName); srcPad = gst_element_get_static_pad (src, srcPadName);
if (!srcPad) { if (!srcPad) {
qDebug() << "Unable to get the src pad"; qDebug () << "Unable to get the src pad";
goto done; goto done;
} }
srcCaps = gst_pad_get_current_caps(srcPad); srcCaps = gst_pad_get_current_caps (srcPad);
if (!srcCaps) { if (!srcCaps) {
qDebug() << "Unable to get the current caps for pad:" << srcPadName; qDebug () << "Unable to get the current caps for pad:" << srcPadName;
srcCaps =gst_pad_get_pad_template_caps(srcPad); srcCaps = gst_pad_get_pad_template_caps (srcPad);
if (!srcCaps) { if (!srcCaps) {
qDebug() << "Unable to get the template caps for pad:" << srcPadName; qDebug () << "Unable to get the template caps for pad:" << srcPadName;
goto done; goto done;
} }
} }
dest = gst_element_factory_make(destName, NULL); dest = gst_element_factory_make (destName, NULL);
if (!dest) { if (!dest) {
qDebug() << "Unable to get the dest element: " << destName; qDebug () << "Unable to get the dest element: " << destName;
goto done; goto done;
} }
destFactory = gst_element_get_factory(dest); destFactory = gst_element_get_factory (dest);
if (!destFactory) { if (!destFactory) {
qDebug() << "Unable to get the dest factory"; qDebug () << "Unable to get the dest factory";
goto done; goto done;
} }
if (noANY && gst_element_factory_can_sink_any_caps(destFactory, srcCaps)) { if (noANY && gst_element_factory_can_sink_any_caps (destFactory, srcCaps)) {
qDebug() << "The dest element " << destName << " can sink any caps"; qDebug () << "The dest element " << destName << " can sink any caps";
goto done; goto done;
} }
if(!gst_element_factory_can_sink_all_caps(destFactory, srcCaps)) { if (!gst_element_factory_can_sink_all_caps (destFactory, srcCaps)) {
gchar* caps_string = gst_caps_to_string(srcCaps); gchar* caps_string = gst_caps_to_string (srcCaps);
qDebug() << "The dest element " << destName << " can not sink this caps: " << caps_string; qDebug () << "The dest element " << destName << " can not sink this caps: "
<< caps_string;
g_free (caps_string); g_free (caps_string);
goto done; goto done;
} }
added = gst_bin_add(GST_BIN(m_pGraph), dest); added = gst_bin_add (GST_BIN (m_pGraph), dest);
if (!added) { if (!added) {
qDebug() << "Unable to add element to the bin"; qDebug () << "Unable to add element to the bin";
goto done; goto done;
} }
ret = gst_element_link(src,dest); ret = gst_element_link (src, dest);
if (ret) { if (ret) {
qDebug() << "Can link elements src " << GST_OBJECT_NAME(src) << " with dest " << GST_OBJECT_NAME(dest); qDebug () << "Can link elements src " << GST_OBJECT_NAME (src)
gst_element_unlink(src,dest); << " with dest " << GST_OBJECT_NAME (dest);
gst_element_unlink (src, dest);
} }
done: done: if (added) {
if (added) { gst_bin_remove (GST_BIN (m_pGraph), dest);
gst_bin_remove(GST_BIN(m_pGraph), dest);
dest = NULL; dest = NULL;
} }
if (src) if (src)
gst_object_unref(src); gst_object_unref (src);
if (srcPad) if (srcPad)
gst_object_unref(srcPad); gst_object_unref (srcPad);
if (dest) if (dest)
gst_object_unref(dest); gst_object_unref (dest);
return ret; return ret;
} }

3
src/GraphManager.h
View file

@ -81,6 +81,7 @@ struct ElementInfo
class GraphManager class GraphManager
{ {
public: public:
GraphManager(); GraphManager();
~GraphManager(); ~GraphManager();
@ -111,8 +112,6 @@ public:
GstElement *m_pGraph; GstElement *m_pGraph;
PluginsList *m_pluginsList; PluginsList *m_pluginsList;
}; };
#endif #endif

389
src/MainWindow.cpp
View file

@ -33,255 +33,263 @@
#include <gst/gst.h> #include <gst/gst.h>
MainWindow::MainWindow(QWidget *parent, Qt::WindowFlags flags): MainWindow::MainWindow (QWidget *parent, Qt::WindowFlags flags)
QMainWindow(parent, flags) : QMainWindow (parent, flags),
,m_pGraph(new GraphManager) m_pGraph (new GraphManager)
{ {
QToolBar *ptb = addToolBar("Menu"); QToolBar *ptb = addToolBar ("Menu");
QAction *pactAdd = ptb -> addAction("Add..."); QAction *pactAdd = ptb->addAction ("Add...");
pactAdd -> setShortcut(QKeySequence("Ctrl+F")); pactAdd->setShortcut (QKeySequence ("Ctrl+F"));
connect(pactAdd, SIGNAL(triggered()), SLOT(AddPlugin())); connect (pactAdd, SIGNAL (triggered ()), SLOT (AddPlugin ()));
QAction *pactOpenFile = ptb->addAction ("Open Media File...");
connect (pactOpenFile, SIGNAL (triggered ()), SLOT (OpenMediaFile ()));
QAction *pactOpenFile = ptb -> addAction("Open Media File..."); ptb->addSeparator ();
connect(pactOpenFile, SIGNAL(triggered()), SLOT(OpenMediaFile()));
ptb -> addSeparator(); QPixmap pxPlay (24, 24);
pxPlay.fill (QColor (0, 0, 0, 0));
QPainter pntrPlay (&pxPlay);
pntrPlay.setPen (Qt::darkGreen);
pntrPlay.setBrush (QBrush (Qt::darkGreen));
QPixmap pxPlay(24, 24); QPolygon polygon (3);
pxPlay.fill(QColor(0, 0, 0, 0)); polygon.setPoint (0, 4, 4);
QPainter pntrPlay(&pxPlay); polygon.setPoint (1, 4, 20);
pntrPlay.setPen(Qt::darkGreen); polygon.setPoint (2, 20, 12);
pntrPlay.setBrush(QBrush(Qt::darkGreen));
QPolygon polygon(3); pntrPlay.drawPolygon (polygon, Qt::WindingFill);
polygon.setPoint(0, 4, 4);
polygon.setPoint(1, 4, 20);
polygon.setPoint(2, 20, 12);
pntrPlay.drawPolygon(polygon, Qt::WindingFill); QAction *pactPlay = ptb->addAction (QIcon (pxPlay), "Play");
connect (pactPlay, SIGNAL (triggered ()), SLOT (Play ()));
QAction *pactPlay = ptb -> addAction(QIcon(pxPlay), "Play"); QPixmap pxPause (24, 24);
connect(pactPlay, SIGNAL(triggered()), SLOT(Play())); pxPause.fill (QColor (0, 0, 0, 0));
QPainter pntrPause (&pxPause);
pntrPause.setPen (Qt::darkGray);
pntrPause.setBrush (QBrush (Qt::darkGray));
QPixmap pxPause(24, 24); pntrPause.drawRect (8, 4, 3, 16);
pxPause.fill(QColor(0, 0, 0, 0)); pntrPause.drawRect (13, 4, 3, 16);
QPainter pntrPause(&pxPause);
pntrPause.setPen(Qt::darkGray);
pntrPause.setBrush(QBrush(Qt::darkGray));
pntrPause.drawRect(8, 4, 3, 16); QAction *pactPause = ptb->addAction (QIcon (pxPause), "Pause");
pntrPause.drawRect(13, 4, 3, 16); connect (pactPause, SIGNAL (triggered ()), SLOT (Pause ()));
QAction *pactPause = ptb -> addAction(QIcon(pxPause), "Pause"); QPixmap pxStop (24, 24);
connect(pactPause, SIGNAL(triggered()), SLOT(Pause())); pxStop.fill (QColor (0, 0, 0, 0));
QPainter pntrStop (&pxStop);
pntrStop.setPen (Qt::darkRed);
pntrStop.setBrush (QBrush (Qt::darkRed));
QPixmap pxStop(24, 24); pntrStop.drawRect (6, 6, 12, 12);
pxStop.fill(QColor(0, 0, 0, 0));
QPainter pntrStop(&pxStop);
pntrStop.setPen(Qt::darkRed);
pntrStop.setBrush(QBrush(Qt::darkRed));
pntrStop.drawRect(6, 6, 12, 12); QAction *pactStop = ptb->addAction (QIcon (pxStop), "Stop");
connect (pactStop, SIGNAL (triggered ()), SLOT (Stop ()));
QAction *pactStop = ptb -> addAction(QIcon(pxStop), "Stop"); QPixmap pxFulsh (24, 24);
connect(pactStop, SIGNAL(triggered()), SLOT(Stop())); pxFulsh.fill (QColor (0, 0, 0, 0));
QPainter pntrFlush (&pxFulsh);
pntrFlush.setPen (Qt::darkGreen);
pntrFlush.setBrush (QBrush (Qt::darkGreen));
QPixmap pxFulsh(24, 24); pntrFlush.drawRect (3, 4, 3, 16);
pxFulsh.fill(QColor(0, 0, 0, 0));
QPainter pntrFlush(&pxFulsh);
pntrFlush.setPen(Qt::darkGreen);
pntrFlush.setBrush(QBrush(Qt::darkGreen));
pntrFlush.drawRect(3, 4, 3, 16); polygon = QPolygon (3);
polygon.setPoint (0, 9, 4);
polygon.setPoint (1, 9, 20);
polygon.setPoint (2, 21, 12);
polygon = QPolygon(3); pntrFlush.drawPolygon (polygon, Qt::WindingFill);
polygon.setPoint(0, 9, 4);
polygon.setPoint(1, 9, 20);
polygon.setPoint(2, 21, 12);
pntrFlush.drawPolygon(polygon, Qt::WindingFill); QAction *pactFlush = ptb->addAction (QIcon (pxFulsh), "Flush");
connect (pactFlush, SIGNAL (triggered ()), SLOT (Flush ()));
QAction *pactFlush = ptb -> addAction(QIcon(pxFulsh), "Flush"); QAction *pactClear = ptb->addAction ("Clear");
connect(pactFlush, SIGNAL(triggered()), SLOT(Flush())); connect (pactClear, SIGNAL (triggered ()), SLOT (ClearGraph ()));
ptb->addSeparator ();
QAction *pactClear = ptb -> addAction("Clear"); m_pslider = new SeekSlider ();
connect(pactClear, SIGNAL(triggered()), SLOT(ClearGraph())); m_pslider->setOrientation (Qt::Horizontal);
ptb -> addSeparator(); m_pslider->setRange (0, 10000);
m_pslider->setTracking (false);
m_pslider = new SeekSlider();
m_pslider -> setOrientation(Qt::Horizontal);
m_pslider -> setRange(0, 10000);
m_pslider -> setTracking(false);
connect(m_pslider, SIGNAL(valueChanged(int)), SLOT(Seek(int))); connect(m_pslider, SIGNAL(valueChanged(int)), SLOT(Seek(int)));
ptb -> addWidget(m_pslider); ptb->addWidget (m_pslider);
QMenu *pmenu = menuBar() -> addMenu("&File"); QMenu *pmenu = menuBar ()->addMenu ("&File");
QAction *pactOpen = pmenu -> addAction ("Open...", this, SLOT(Open()), QKeySequence::Open); QAction *pactOpen = pmenu->addAction ("Open...", this, SLOT (Open ()),
QKeySequence::Open);
addAction (pactOpen); addAction (pactOpen);
QAction *pactOpenMediaFile = pmenu -> addAction ("Open Media File...", this, SLOT(OpenMediaFile()), QKeySequence::Open); QAction *pactOpenMediaFile = pmenu->addAction ("Open Media File...", this,
SLOT (OpenMediaFile ()),
QKeySequence::Open);
addAction (pactOpenMediaFile); addAction (pactOpenMediaFile);
QAction *pactSave = pmenu -> addAction ("Save", this, SLOT(Save()), QKeySequence::Save); QAction *pactSave = pmenu->addAction ("Save", this, SLOT (Save ()),
QKeySequence::Save);
addAction (pactSave); addAction (pactSave);
QAction *pactSaveAs = pmenu -> addAction ("Save As...", this, SLOT(SaveAs()), QKeySequence::SaveAs); QAction *pactSaveAs = pmenu->addAction ("Save As...", this, SLOT (SaveAs ()),
QKeySequence::SaveAs);
addAction (pactSaveAs); addAction (pactSaveAs);
pmenu -> addSeparator(); pmenu->addSeparator ();
pmenu -> addAction("Exit", this, SLOT(close())); pmenu->addAction ("Exit", this, SLOT (close ()));
pmenu = menuBar ()->addMenu ("&Graph");
pmenu = menuBar() -> addMenu("&Graph"); pmenu->addAction (pactAdd);
pmenu->addAction (pactOpenMediaFile);
pmenu->addAction ("Open Media Uri...", this, SLOT (OpenMediaUri ()));
pmenu->addSeparator ();
pmenu->addAction (pactPlay);
pmenu->addAction (pactPause);
pmenu->addAction (pactStop);
pmenu->addAction (pactFlush);
pmenu->addSeparator ();
pmenu->addAction (pactClear);
pmenu -> addAction(pactAdd); pmenu = menuBar ()->addMenu ("&Help");
pmenu -> addAction(pactOpenMediaFile);
pmenu -> addAction ("Open Media Uri...", this, SLOT(OpenMediaUri()));
pmenu -> addSeparator();
pmenu -> addAction(pactPlay);
pmenu -> addAction(pactPause);
pmenu -> addAction(pactStop);
pmenu -> addAction(pactFlush);
pmenu -> addSeparator();
pmenu -> addAction(pactClear);
pmenu = menuBar() -> addMenu("&Help");
pmenu -> addAction ("About pipeviz...", this, SLOT(About()));
pmenu->addAction ("About pipeviz...", this, SLOT (About ()));
m_pGraphDisplay = new GraphDisplay; m_pGraphDisplay = new GraphDisplay;
QScrollArea *pscroll = new QScrollArea; QScrollArea *pscroll = new QScrollArea;
pscroll -> setWidget(m_pGraphDisplay); pscroll->setWidget (m_pGraphDisplay);
pscroll -> setWidgetResizable(false); pscroll->setWidgetResizable (false);
m_pGraphDisplay -> resize(10000, 10000); m_pGraphDisplay->resize (10000, 10000);
m_pGraphDisplay -> m_pGraph = m_pGraph; m_pGraphDisplay->m_pGraph = m_pGraph;
setCentralWidget(pscroll); setCentralWidget (pscroll);
m_pstatusBar = new QStatusBar; m_pstatusBar = new QStatusBar;
setStatusBar(m_pstatusBar); setStatusBar (m_pstatusBar);
m_pluginListDlg = new PluginsListDialog(m_pGraph->getPluginsList(), this); m_pluginListDlg = new PluginsListDialog (m_pGraph->getPluginsList (), this);
m_pluginListDlg->setModal(false); m_pluginListDlg->setModal (false);
restoreGeometry(CustomSettings::mainWindowGeometry()); restoreGeometry (CustomSettings::mainWindowGeometry ());
startTimer(100); startTimer (100);
} }
MainWindow::~MainWindow() MainWindow::~MainWindow ()
{ {
CustomSettings::saveMainWindowGeometry(saveGeometry()); CustomSettings::saveMainWindowGeometry (saveGeometry ());
delete m_pluginListDlg; delete m_pluginListDlg;
} }
void MainWindow::AddPlugin() void
MainWindow::AddPlugin ()
{ {
m_pluginListDlg->setGraph(m_pGraph.data()); m_pluginListDlg->setGraph (m_pGraph.data ());
m_pluginListDlg->show(); m_pluginListDlg->show ();
std::vector<ElementInfo> info = m_pGraph -> GetInfo(); std::vector<ElementInfo> info = m_pGraph->GetInfo ();
m_pGraphDisplay -> update(info); m_pGraphDisplay->update (info);
} }
void MainWindow::OpenMediaFile() void
MainWindow::OpenMediaFile ()
{ {
QString dir = CustomSettings::lastIODirectory(); QString dir = CustomSettings::lastIODirectory ();
QString path = QFileDialog::getOpenFileName(this, "Open File...", dir); QString path = QFileDialog::getOpenFileName (this, "Open File...", dir);
if(!path.isEmpty()) if (!path.isEmpty ()) {
{ gchar *uri = gst_filename_to_uri (path.toStdString ().c_str (), NULL);
gchar *uri = gst_filename_to_uri(path.toStdString().c_str(), NULL); if (uri) {
if(uri) qDebug () << "Open Source file: " << path;
{
qDebug() << "Open Source file: " << path;
m_pGraph -> OpenUri(uri, NULL); m_pGraph->OpenUri (uri, NULL);
g_free(uri); g_free (uri);
std::vector<ElementInfo> info = m_pGraph -> GetInfo(); std::vector<ElementInfo> info = m_pGraph->GetInfo ();
m_pGraphDisplay -> update(info); m_pGraphDisplay->update (info);
QString dir = QFileInfo(path).absoluteDir().absolutePath(); QString dir = QFileInfo (path).absoluteDir ().absolutePath ();
CustomSettings::saveLastIODirectory(dir); CustomSettings::saveLastIODirectory (dir);
} }
} }
} }
void
void MainWindow::OpenMediaUri() MainWindow::OpenMediaUri ()
{ {
QString uri = QInputDialog::getText(this, "Open Uri...", "Uri:"); QString uri = QInputDialog::getText (this, "Open Uri...", "Uri:");
if(!uri.isEmpty()) if (!uri.isEmpty ()) {
{ qDebug () << "Open uri: " << uri;
qDebug() << "Open uri: " << uri; m_pGraph->OpenUri (uri.toStdString ().c_str (), NULL);
m_pGraph -> OpenUri(uri.toStdString().c_str(), NULL);
std::vector<ElementInfo> info = m_pGraph -> GetInfo(); std::vector<ElementInfo> info = m_pGraph->GetInfo ();
m_pGraphDisplay -> update(info); m_pGraphDisplay->update (info);
} }
} }
void MainWindow::Play() void
MainWindow::Play ()
{ {
qDebug() << "Play"; qDebug () << "Play";
m_pGraph -> Play(); m_pGraph->Play ();
} }
void MainWindow::Pause() void
MainWindow::Pause ()
{ {
qDebug() << "Pause"; qDebug () << "Pause";
m_pGraph -> Pause(); m_pGraph->Pause ();
} }
void MainWindow::Stop() void
MainWindow::Stop ()
{ {
qDebug() << "Stop"; qDebug () << "Stop";
m_pGraph -> Stop(); m_pGraph->Stop ();
} }
void MainWindow::Flush() void
MainWindow::Flush ()
{ {
qDebug() << "Flush"; qDebug () << "Flush";
if(m_pGraph -> m_pGraph) if (m_pGraph->m_pGraph) {
{ gst_element_send_event (GST_ELEMENT (m_pGraph->m_pGraph),
gst_element_send_event(GST_ELEMENT(m_pGraph -> m_pGraph), gst_event_new_flush_start()); gst_event_new_flush_start ());
#if GST_VERSION_MAJOR >= 1 #if GST_VERSION_MAJOR >= 1
gst_element_send_event(GST_ELEMENT(m_pGraph -> m_pGraph), gst_event_new_flush_stop(true)); gst_element_send_event(GST_ELEMENT(m_pGraph -> m_pGraph), gst_event_new_flush_stop(true));
#else #else
gst_element_send_event(GST_ELEMENT(m_pGraph -> m_pGraph), gst_event_new_flush_stop()); gst_element_send_event (GST_ELEMENT (m_pGraph->m_pGraph),
gst_event_new_flush_stop ());
#endif #endif
} }
} }
void MainWindow::ClearGraph() void
MainWindow::ClearGraph ()
{ {
qDebug() << "ClearGraph"; qDebug () << "ClearGraph";
PipelineIE::Clear(m_pGraph); PipelineIE::Clear (m_pGraph);
} }
void MainWindow::Seek(int val) void
MainWindow::Seek (int val)
{ {
if(m_pGraph -> SetPosition((double)(val) / m_pslider -> maximum())) if (m_pGraph->SetPosition ((double) (val) / m_pslider->maximum ()))
qDebug() << "Seek to" << val; qDebug () << "Seek to" << val;
else else
qDebug() << "Seek to" << val << "was FAILED"; qDebug () << "Seek to" << val << "was FAILED";
} }
void MainWindow::timerEvent(QTimerEvent *) void
MainWindow::timerEvent (QTimerEvent *)
{ {
GstState state; GstState state;
GstStateChangeReturn res = gst_element_get_state (m_pGraph -> m_pGraph, &state, NULL, GST_MSECOND); GstStateChangeReturn res = gst_element_get_state (m_pGraph->m_pGraph, &state,
NULL,
GST_MSECOND);
if(res == GST_STATE_CHANGE_SUCCESS) if (res == GST_STATE_CHANGE_SUCCESS) {
{
QString str; QString str;
switch(state) switch (state) {
{
case GST_STATE_VOID_PENDING: case GST_STATE_VOID_PENDING:
str = "Pending"; str = "Pending";
break; break;
@ -299,79 +307,82 @@ void MainWindow::timerEvent(QTimerEvent *)
break; break;
}; };
m_pstatusBar -> showMessage(str); m_pstatusBar->showMessage (str);
} }
else else {
{ m_pstatusBar->showMessage (
m_pstatusBar -> showMessage(QString(gst_element_state_change_return_get_name(res))); QString (gst_element_state_change_return_get_name (res)));
} }
double pos = m_pGraph -> GetPosition(); double pos = m_pGraph->GetPosition ();
if(m_pslider -> value() != (int)(m_pslider -> maximum() * pos)) if (m_pslider->value () != (int) (m_pslider->maximum () * pos))
m_pslider -> setSliderPosition(m_pslider -> maximum() * pos); m_pslider->setSliderPosition (m_pslider->maximum () * pos);
m_pGraphDisplay->update (m_pGraph->GetInfo ());
m_pGraphDisplay -> update(m_pGraph -> GetInfo());
} }
void MainWindow::Save() void
MainWindow::Save ()
{ {
if(m_fileName.isEmpty()) if (m_fileName.isEmpty ())
SaveAs(); SaveAs ();
else { else {
QFileInfo fileInfo(m_fileName); QFileInfo fileInfo (m_fileName);
if (fileInfo.completeSuffix().isEmpty() || fileInfo.completeSuffix() != "gpi") if (fileInfo.completeSuffix ().isEmpty ()
|| fileInfo.completeSuffix () != "gpi")
m_fileName = m_fileName + ".gpi"; m_fileName = m_fileName + ".gpi";
PipelineIE::Export (m_pGraph, m_fileName);
PipelineIE::Export(m_pGraph, m_fileName);
} }
} }
void MainWindow::SaveAs() void
MainWindow::SaveAs ()
{ {
QString dir = CustomSettings::lastIODirectory(); QString dir = CustomSettings::lastIODirectory ();
QString path = QFileDialog::getSaveFileName(this, "Save As...", dir, tr("*.gpi")); QString path = QFileDialog::getSaveFileName (this, "Save As...", dir,
tr ("*.gpi"));
if(!path.isEmpty()) if (!path.isEmpty ()) {
{
m_fileName = path; m_fileName = path;
Save(); Save ();
QString dir = QFileInfo(path).absoluteDir().absolutePath(); QString dir = QFileInfo (path).absoluteDir ().absolutePath ();
CustomSettings::saveLastIODirectory(dir); CustomSettings::saveLastIODirectory (dir);
} }
} }
void MainWindow::Open() void
MainWindow::Open ()
{ {
QString dir = CustomSettings::lastIODirectory(); QString dir = CustomSettings::lastIODirectory ();
QString path = QFileDialog::getOpenFileName(this, "Open...", dir, tr("GPI (*.gpi *.xpm);;All files (*.*)")); QString path = QFileDialog::getOpenFileName (
this, "Open...", dir, tr ("GPI (*.gpi *.xpm);;All files (*.*)"));
if(!path.isEmpty()) if (!path.isEmpty ()) {
{ if (PipelineIE::Import (m_pGraph, path))
if(PipelineIE::Import(m_pGraph, path))
m_fileName = path; m_fileName = path;
QString dir = QFileInfo(path).absoluteDir().absolutePath(); QString dir = QFileInfo (path).absoluteDir ().absolutePath ();
CustomSettings::saveLastIODirectory(dir); CustomSettings::saveLastIODirectory (dir);
} }
} }
void MainWindow::About() void
MainWindow::About ()
{ {
QString message; QString message;
message = "<center><b>pipeviz</b></center><br>"; message = "<center><b>pipeviz</b></center><br>";
message = "<center>virinext@gmail.com</center><br>"; message = "<center>virinext@gmail.com</center><br>";
message += QString("<center>Version: ") + VERSION_STR + "</center><br>"; message += QString ("<center>Version: ") + VERSION_STR + "</center><br>";
message += "<center>GUI Based on Qt</center>"; message += "<center>GUI Based on Qt</center>";
message += "<center>using "; message += "<center>using ";
message += gst_version_string(); message += gst_version_string ();
message += "</center>"; message += "</center>";
QMessageBox::about(this, "About", message); QMessageBox::about (this, "About", message);
} }

9
src/MainWindow.h
View file

@ -20,14 +20,14 @@ class PluginsListDialog;
class MainWindow: public QMainWindow class MainWindow: public QMainWindow
{ {
Q_OBJECT Q_OBJECT
public: public:
MainWindow(QWidget *parent = 0, Qt::WindowFlags flags = 0); MainWindow(QWidget *parent = 0, Qt::WindowFlags flags = 0);
~MainWindow(); ~MainWindow();
protected: protected:
void timerEvent(QTimerEvent *); void timerEvent(QTimerEvent *);
private slots: private slots:
void AddPlugin(); void AddPlugin();
void OpenMediaFile(); void OpenMediaFile();
void OpenMediaUri(); void OpenMediaUri();
@ -44,7 +44,7 @@ class MainWindow: public QMainWindow
void ClearGraph(); void ClearGraph();
void About(); void About();
private: private:
QSharedPointer<GraphManager> m_pGraph; QSharedPointer<GraphManager> m_pGraph;
GraphDisplay *m_pGraphDisplay; GraphDisplay *m_pGraphDisplay;
@ -55,5 +55,4 @@ class MainWindow: public QMainWindow
PluginsListDialog *m_pluginListDlg; PluginsListDialog *m_pluginListDlg;
}; };
#endif #endif

107
src/PadProperties.cpp
View file

@ -8,96 +8,99 @@
#include <gst/gst.h> #include <gst/gst.h>
PadProperties::PadProperties(QSharedPointer<GraphManager> pGraphManager, const char *elementName, const char *padName, PadProperties::PadProperties (QSharedPointer<GraphManager> pGraphManager,
QWidget *parent, Qt::WindowFlags flags): const char *elementName, const char *padName,
QWidget(parent, flags) QWidget *parent, Qt::WindowFlags flags)
: QWidget (parent, flags)
{ {
setWindowTitle(QString(elementName) + "::" + padName + " properties"); setWindowTitle (QString (elementName) + "::" + padName + " properties");
GstElement *element = gst_bin_get_by_name (GST_BIN(pGraphManager -> m_pGraph), elementName); GstElement *element = gst_bin_get_by_name (GST_BIN (pGraphManager->m_pGraph),
elementName);
if(!element) if (!element)
return; return;
GstPad *pad = gst_element_get_static_pad(GST_ELEMENT(element), padName); GstPad *pad = gst_element_get_static_pad (GST_ELEMENT (element), padName);
QGridLayout *play = new QGridLayout; QGridLayout *play = new QGridLayout;
play -> addWidget(new QLabel("Name"), 0, 0); play->addWidget (new QLabel ("Name"), 0, 0);
QLabel *plbl = new QLabel(padName); QLabel *plbl = new QLabel (padName);
plbl -> setTextInteractionFlags(Qt::TextSelectableByMouse | Qt::TextSelectableByKeyboard); plbl->setTextInteractionFlags (
play -> addWidget(plbl, 0, 1); Qt::TextSelectableByMouse | Qt::TextSelectableByKeyboard);
play->addWidget (plbl, 0, 1);
play -> addWidget(new QLabel("All caps:"), 1, 0); play->addWidget (new QLabel ("All caps:"), 1, 0);
#if GST_VERSION_MAJOR >= 1 #if GST_VERSION_MAJOR >= 1
GstCaps *caps = gst_pad_query_caps(pad, NULL); GstCaps *caps = gst_pad_query_caps(pad, NULL);
#else #else
GstCaps *caps = gst_pad_get_caps(pad); GstCaps *caps = gst_pad_get_caps (pad);
#endif #endif
gchar *str; gchar *str;
gchar *noSpecified = (gchar *)"not specified"; gchar *noSpecified = (gchar *) "not specified";
if(caps) if (caps)
str = gst_caps_to_string(caps); str = gst_caps_to_string (caps);
else else
str = noSpecified; str = noSpecified;
plbl = new QLabel(QString(str)); plbl = new QLabel (QString (str));
plbl -> setTextInteractionFlags(Qt::TextSelectableByMouse | Qt::TextSelectableByKeyboard); plbl->setTextInteractionFlags (
play -> addWidget(plbl, 1, 1); Qt::TextSelectableByMouse | Qt::TextSelectableByKeyboard);
if(caps) play->addWidget (plbl, 1, 1);
{ if (caps) {
g_free(str); g_free (str);
gst_caps_unref(caps); gst_caps_unref (caps);
} }
play -> addWidget(new QLabel("Allowed caps:"), 2, 0); play->addWidget (new QLabel ("Allowed caps:"), 2, 0);
caps = gst_pad_get_allowed_caps(pad); caps = gst_pad_get_allowed_caps (pad);
str = NULL; str = NULL;
if(caps) if (caps)
str = gst_caps_to_string(caps); str = gst_caps_to_string (caps);
else else
str = noSpecified; str = noSpecified;
plbl = new QLabel(QString(str)); plbl = new QLabel (QString (str));
plbl -> setTextInteractionFlags(Qt::TextSelectableByMouse | Qt::TextSelectableByKeyboard); plbl->setTextInteractionFlags (
play -> addWidget(plbl, 2, 1); Qt::TextSelectableByMouse | Qt::TextSelectableByKeyboard);
if(caps) play->addWidget (plbl, 2, 1);
{ if (caps) {
g_free(str); g_free (str);
gst_caps_unref(caps); gst_caps_unref (caps);
} }
play -> addWidget(new QLabel("Current caps"), 3, 0); play->addWidget (new QLabel ("Current caps"), 3, 0);
#if GST_VERSION_MAJOR >= 1 #if GST_VERSION_MAJOR >= 1
caps = gst_pad_get_current_caps(pad); caps = gst_pad_get_current_caps(pad);
#else #else
caps = gst_pad_get_negotiated_caps(pad); caps = gst_pad_get_negotiated_caps (pad);
#endif #endif
str = NULL; str = NULL;
if(caps) if (caps)
str = gst_caps_to_string(caps); str = gst_caps_to_string (caps);
else else
str = noSpecified; str = noSpecified;
plbl = new QLabel(QString(str)); plbl = new QLabel (QString (str));
plbl -> setTextInteractionFlags(Qt::TextSelectableByMouse | Qt::TextSelectableByKeyboard); plbl->setTextInteractionFlags (
play -> addWidget(plbl, 3, 1); Qt::TextSelectableByMouse | Qt::TextSelectableByKeyboard);
if(caps) play->addWidget (plbl, 3, 1);
{ if (caps) {
g_free(str); g_free (str);
gst_caps_unref(caps); gst_caps_unref (caps);
} }
gst_object_unref(element); gst_object_unref (element);
gst_object_unref (pad); gst_object_unref (pad);
QVBoxLayout *pvblay = new QVBoxLayout; QVBoxLayout *pvblay = new QVBoxLayout;
QWidget *pwgt = new QWidget(this); QWidget *pwgt = new QWidget (this);
pwgt -> setLayout(play); pwgt->setLayout (play);
QScrollArea *pscroll = new QScrollArea(this); QScrollArea *pscroll = new QScrollArea (this);
pscroll -> setWidget(pwgt); pscroll->setWidget (pwgt);
pvblay -> addWidget(pscroll); pvblay->addWidget (pscroll);
setLayout(pvblay); setLayout (pvblay);
} }

1
src/PadProperties.h
View file

@ -13,5 +13,4 @@ public:
, QWidget *parent = 0, Qt::WindowFlags flags = 0); , QWidget *parent = 0, Qt::WindowFlags flags = 0);
}; };
#endif #endif

633
src/PipelineIE.cpp
View file

@ -9,44 +9,42 @@
#include <QDebug> #include <QDebug>
static void clearPipeline(GstElement *pipeline) static void
clearPipeline (GstElement *pipeline)
{ {
if(!pipeline) if (!pipeline)
return; return;
GstIterator *iter; GstIterator *iter;
iter = gst_bin_iterate_elements (GST_BIN (pipeline)); iter = gst_bin_iterate_elements (GST_BIN (pipeline));
GstElement *element = NULL; GstElement *element = NULL;
bool done = false; bool done = false;
while (!done) while (!done) {
{
#if GST_VERSION_MAJOR >= 1 #if GST_VERSION_MAJOR >= 1
GValue value = { 0 }; GValue value =
{ 0};
switch (gst_iterator_next (iter, &value)) switch (gst_iterator_next (iter, &value))
{ {
case GST_ITERATOR_OK: case GST_ITERATOR_OK:
{ {
element = GST_ELEMENT(g_value_get_object(&value)); element = GST_ELEMENT(g_value_get_object(&value));
#else #else
switch (gst_iterator_next (iter, (gpointer *)&element)) switch (gst_iterator_next (iter, (gpointer *) &element)) {
{ case GST_ITERATOR_OK: {
case GST_ITERATOR_OK:
{
#endif #endif
gst_bin_remove(GST_BIN(pipeline), element); gst_bin_remove (GST_BIN (pipeline), element);
#if GST_VERSION_MAJOR >= 1 #if GST_VERSION_MAJOR >= 1
g_value_reset (&value); g_value_reset (&value);
#endif #endif
iter = gst_bin_iterate_elements (GST_BIN (pipeline)); iter = gst_bin_iterate_elements (GST_BIN (pipeline));
if(!iter) if (!iter)
done = true; done = true;
break; break;
} }
case GST_ITERATOR_DONE: case GST_ITERATOR_DONE:
case GST_ITERATOR_RESYNC: case GST_ITERATOR_RESYNC:
case GST_ITERATOR_ERROR: case GST_ITERATOR_ERROR: {
{
done = true; done = true;
break; break;
} }
@ -67,280 +65,254 @@ namespace
}; };
} }
static void
static void writeProperties(QXmlStreamWriter &xmlWriter, const GstElement *element) writeProperties (QXmlStreamWriter &xmlWriter, const GstElement *element)
{ {
GParamSpec **prop_specs; GParamSpec **prop_specs;
guint num_props; guint num_props;
prop_specs = g_object_class_list_properties(G_OBJECT_GET_CLASS (element), prop_specs = g_object_class_list_properties (G_OBJECT_GET_CLASS (element),
&num_props); &num_props);
if(!num_props) if (!num_props)
return; return;
xmlWriter.writeStartElement("properties"); xmlWriter.writeStartElement ("properties");
for(std::size_t i = 0; i<num_props; i++) for (std::size_t i = 0; i < num_props; i++) {
{
GParamSpec *param = prop_specs[i]; GParamSpec *param = prop_specs[i];
if((param -> flags & G_PARAM_READABLE) && (param -> flags & G_PARAM_WRITABLE)) if ((param->flags & G_PARAM_READABLE)
{ && (param->flags & G_PARAM_WRITABLE)) {
GValue value = { 0 }; GValue value = { 0 };
g_value_init (&value, param -> value_type); g_value_init (&value, param->value_type);
g_object_get_property (G_OBJECT(element), param -> name, &value); g_object_get_property (G_OBJECT (element), param->name, &value);
if(!g_param_value_defaults(param, &value)) if (!g_param_value_defaults (param, &value)) {
{
bool skip = false; bool skip = false;
QString propertyName = g_param_spec_get_name (param); QString propertyName = g_param_spec_get_name (param);
QString propertyValue; QString propertyValue;
switch (G_VALUE_TYPE (&value)) {
switch (G_VALUE_TYPE (&value)) case G_TYPE_STRING: {
{
case G_TYPE_STRING:
{
const char *string_val = g_value_get_string (&value); const char *string_val = g_value_get_string (&value);
if(string_val) if (string_val)
propertyValue = string_val; propertyValue = string_val;
else else
skip = true; skip = true;
break; break;
} }
case G_TYPE_BOOLEAN: case G_TYPE_BOOLEAN: {
{
gboolean bool_val = g_value_get_boolean (&value); gboolean bool_val = g_value_get_boolean (&value);
propertyValue = QString::number(bool_val); propertyValue = QString::number (bool_val);
break; break;
} }
case G_TYPE_ULONG: case G_TYPE_ULONG: {
{ propertyValue = QString::number (g_value_get_ulong (&value));
propertyValue = QString::number(g_value_get_ulong(&value));
break; break;
} }
case G_TYPE_LONG: case G_TYPE_LONG: {
{ propertyValue = QString::number (g_value_get_long (&value));
propertyValue = QString::number(g_value_get_long(&value));
break; break;
} }
case G_TYPE_UINT: case G_TYPE_UINT: {
{ propertyValue = QString::number (g_value_get_uint (&value));
propertyValue = QString::number(g_value_get_uint(&value));
break; break;
} }
case G_TYPE_INT: case G_TYPE_INT: {
{ propertyValue = QString::number (g_value_get_int (&value));
propertyValue = QString::number(g_value_get_int(&value));
break; break;
} }
case G_TYPE_UINT64: case G_TYPE_UINT64: {
{ propertyValue = QString::number (g_value_get_uint64 (&value));
propertyValue = QString::number(g_value_get_uint64(&value));
break; break;
} }
case G_TYPE_INT64: case G_TYPE_INT64: {
{ propertyValue = QString::number (g_value_get_int64 (&value));
propertyValue = QString::number(g_value_get_int64(&value));
break; break;
} }
case G_TYPE_FLOAT: case G_TYPE_FLOAT: {
{ propertyValue = QString::number (g_value_get_float (&value));
propertyValue = QString::number(g_value_get_float(&value));
break; break;
} }
case G_TYPE_DOUBLE: case G_TYPE_DOUBLE: {
{ propertyValue = QString::number (g_value_get_double (&value));
propertyValue = QString::number(g_value_get_double(&value));
break; break;
} }
default: default: {
{ gchar *elementName = gst_element_get_name (element);
gchar *elementName = gst_element_get_name(element);
qDebug() << "property `" << propertyName << "` for `" qDebug () << "property `" << propertyName << "` for `"
<< elementName << "` not supported"; << elementName << "` not supported";
g_free(elementName); g_free (elementName);
skip = true; skip = true;
break; break;
} }
}; };
if(!skip) if (!skip) {
{ xmlWriter.writeStartElement ("property");
xmlWriter.writeStartElement("property"); xmlWriter.writeAttribute ("name", propertyName);
xmlWriter.writeAttribute("name", propertyName); xmlWriter.writeAttribute ("value", propertyValue);
xmlWriter.writeAttribute("value", propertyValue); xmlWriter.writeEndElement ();
xmlWriter.writeEndElement();
} }
g_value_reset(&value); g_value_reset (&value);
} }
} }
} }
xmlWriter.writeEndElement(); xmlWriter.writeEndElement ();
g_free(prop_specs); g_free (prop_specs);
} }
static void
loadProperties (QDomElement node, GstElement *element)
static void loadProperties(QDomElement node, GstElement *element)
{ {
QDomNode child = node.firstChild(); QDomNode child = node.firstChild ();
while(!child.isNull()) while (!child.isNull ()) {
{ if (child.toElement ().tagName () == "property") {
if(child.toElement().tagName() == "property") QString name = child.toElement ().attribute ("name");
{ QString value = child.toElement ().attribute ("value");
QString name = child.toElement().attribute("name");
QString value = child.toElement().attribute("value");
GParamSpec *param = g_object_class_find_property(G_OBJECT_GET_CLASS (element), GParamSpec *param = g_object_class_find_property (
name.toStdString().c_str()); G_OBJECT_GET_CLASS (element), name.toStdString ().c_str ());
if(!param) if (!param) {
{ gchar *elementName = gst_element_get_name (element);
gchar *elementName = gst_element_get_name(element); qDebug () << "problem with setting property `" << name << "` for `"
qDebug() << "problem with setting property `" << name << "` for `" << elementName << "`"; << elementName << "`";
g_free(elementName); g_free (elementName);
continue; continue;
} }
if(!(param -> flags & G_PARAM_WRITABLE)) if (!(param->flags & G_PARAM_WRITABLE))
continue; continue;
std::string tmpStr = name.toStdString(); std::string tmpStr = name.toStdString ();
const char *propName = tmpStr.c_str(); const char *propName = tmpStr.c_str ();
switch (param -> value_type) switch (param->value_type) {
{ case G_TYPE_STRING: {
case G_TYPE_STRING: g_object_set (G_OBJECT (element), propName,
{ value.toStdString ().c_str (), NULL);
g_object_set(G_OBJECT(element), propName, value.toStdString().c_str(), NULL);
break; break;
} }
case G_TYPE_BOOLEAN: case G_TYPE_BOOLEAN: {
{ gboolean val = value.toInt ();
gboolean val = value.toInt(); g_object_set (G_OBJECT (element), propName, val, NULL);
g_object_set(G_OBJECT(element), propName, val, NULL);
break; break;
} }
case G_TYPE_ULONG: case G_TYPE_ULONG: {
{ gulong val = value.toULong ();
gulong val = value.toULong(); g_object_set (G_OBJECT (element), propName, val, NULL);
g_object_set(G_OBJECT(element), propName, val, NULL);
break; break;
} }
case G_TYPE_LONG: case G_TYPE_LONG: {
{ glong val = value.toLong ();
glong val = value.toLong(); g_object_set (G_OBJECT (element), propName, val, NULL);
g_object_set(G_OBJECT(element), propName, val, NULL);
break; break;
} }
case G_TYPE_UINT: case G_TYPE_UINT: {
{ guint val = value.toUInt ();
guint val = value.toUInt(); g_object_set (G_OBJECT (element), propName, val, NULL);
g_object_set(G_OBJECT(element), propName, val, NULL);
break; break;
} }
case G_TYPE_INT: case G_TYPE_INT: {
{ gint val = value.toInt ();
gint val = value.toInt(); g_object_set (G_OBJECT (element), propName, val, NULL);
g_object_set(G_OBJECT(element), propName, val, NULL);
break; break;
} }
case G_TYPE_UINT64: case G_TYPE_UINT64: {
{ guint64 val = value.toULongLong ();
guint64 val = value.toULongLong(); g_object_set (G_OBJECT (element), propName, val, NULL);
g_object_set(G_OBJECT(element), propName, val, NULL);
break; break;
} }
case G_TYPE_INT64: case G_TYPE_INT64: {
{ gint64 val = value.toLongLong ();
gint64 val = value.toLongLong(); g_object_set (G_OBJECT (element), propName, val, NULL);
g_object_set(G_OBJECT(element), propName, val, NULL);
break; break;
} }
case G_TYPE_FLOAT: case G_TYPE_FLOAT: {
{ gfloat val = value.toFloat ();
gfloat val = value.toFloat(); g_object_set (G_OBJECT (element), propName, val, NULL);
g_object_set(G_OBJECT(element), propName, val, NULL);
break; break;
} }
case G_TYPE_DOUBLE: case G_TYPE_DOUBLE: {
{ gdouble val = value.toDouble ();
gdouble val = value.toDouble(); g_object_set (G_OBJECT (element), propName, val, NULL);
g_object_set(G_OBJECT(element), propName, val, NULL);
break; break;
} }
default: default: {
{ gchar *elementName = gst_element_get_name (element);
gchar *elementName = gst_element_get_name(element); qDebug () << "property `" << name << "` for `"
qDebug() << "property `" << name << "` for `" << QString(elementName) << "` not supported"; << QString (elementName) << "` not supported";
g_free(elementName); g_free (elementName);
break; break;
} }
}; };
} }
child = child.nextSibling(); child = child.nextSibling ();
} }
} }
static void
static void create_requst_pad(GstElement *element, const QString &templateName, const QString &padName) create_requst_pad (GstElement *element, const QString &templateName,
const QString &padName)
{ {
GstElementClass *klass = GST_ELEMENT_GET_CLASS(element); GstElementClass *klass = GST_ELEMENT_GET_CLASS (element);
GstPadTemplate *templ = gst_element_class_get_pad_template(klass, templateName.toStdString().c_str()); GstPadTemplate *templ = gst_element_class_get_pad_template (
klass, templateName.toStdString ().c_str ());
gst_element_request_pad(element, templ, padName.toStdString().c_str(), NULL); gst_element_request_pad (element, templ, padName.toStdString ().c_str (),
NULL);
} }
bool PipelineIE::Export(QSharedPointer<GraphManager> pgraph, const QString &fileName) bool
PipelineIE::Export (QSharedPointer<GraphManager> pgraph,
const QString &fileName)
{ {
QFile file(fileName); QFile file (fileName);
if (!file.open(QIODevice::WriteOnly)) if (!file.open (QIODevice::WriteOnly)) {
{ QMessageBox::warning (0, "Read only", "The file is in read only mode");
QMessageBox::warning(0, "Read only", "The file is in read only mode");
return false; return false;
} }
std::vector <ElementInfo> info = pgraph -> GetInfo(); std::vector<ElementInfo> info = pgraph->GetInfo ();
QXmlStreamWriter xmlWriter; QXmlStreamWriter xmlWriter;
xmlWriter.setDevice(&file); xmlWriter.setDevice (&file);
xmlWriter.writeStartDocument(); xmlWriter.writeStartDocument ();
xmlWriter.writeStartElement("pipeline"); xmlWriter.writeStartElement ("pipeline");
for(std::size_t i=0; i<info.size(); i++) for (std::size_t i = 0; i < info.size (); i++) {
{ xmlWriter.writeStartElement ("element");
xmlWriter.writeStartElement("element");
xmlWriter.writeAttribute("name", info[i].m_name.c_str()); xmlWriter.writeAttribute ("name", info[i].m_name.c_str ());
xmlWriter.writeAttribute("plugin-name", info[i].m_pluginName.c_str()); xmlWriter.writeAttribute ("plugin-name", info[i].m_pluginName.c_str ());
GstElement *element = gst_bin_get_by_name (GST_BIN(pgraph -> m_pGraph), info[i].m_name.c_str()); GstElement *element = gst_bin_get_by_name (GST_BIN (pgraph->m_pGraph),
info[i].m_name.c_str ());
for(std::size_t j=0; j<info[i].m_pads.size(); j++) for (std::size_t j = 0; j < info[i].m_pads.size (); j++) {
{ xmlWriter.writeStartElement ("pad");
xmlWriter.writeStartElement("pad");
xmlWriter.writeAttribute("name", info[i].m_pads[j].m_name.c_str()); xmlWriter.writeAttribute ("name", info[i].m_pads[j].m_name.c_str ());
GstPad *pad = gst_element_get_static_pad(element, info[i].m_pads[j].m_name.c_str()); GstPad *pad = gst_element_get_static_pad (
element, info[i].m_pads[j].m_name.c_str ());
GstPadTemplate *templ = gst_pad_get_pad_template(pad); GstPadTemplate *templ = gst_pad_get_pad_template (pad);
if (templ) { if (templ) {
QString presence; QString presence;
switch(GST_PAD_TEMPLATE_PRESENCE(templ)) switch (GST_PAD_TEMPLATE_PRESENCE (templ)) {
{
case GST_PAD_ALWAYS: case GST_PAD_ALWAYS:
presence = "always"; presence = "always";
break; break;
@ -354,65 +326,68 @@ bool PipelineIE::Export(QSharedPointer<GraphManager> pgraph, const QString &file
break; break;
}; };
xmlWriter.writeAttribute("presence", presence); xmlWriter.writeAttribute ("presence", presence);
xmlWriter.writeAttribute("template-name", GST_PAD_TEMPLATE_NAME_TEMPLATE(templ)); xmlWriter.writeAttribute ("template-name",
} else { GST_PAD_TEMPLATE_NAME_TEMPLATE (templ));
qDebug() << "Unable to find a template for" << info[i].m_pads[j].m_name.c_str();
xmlWriter.writeAttribute("presence", "always");
xmlWriter.writeAttribute("template-name", "");
} }
gst_object_unref(pad); else {
qDebug () << "Unable to find a template for"
<< info[i].m_pads[j].m_name.c_str ();
xmlWriter.writeAttribute ("presence", "always");
xmlWriter.writeAttribute ("template-name", "");
}
gst_object_unref (pad);
if(info[i].m_connections[j].m_elementId != (size_t)-1 && if (info[i].m_connections[j].m_elementId != (size_t) -1
info[i].m_connections[j].m_padId != (size_t)-1) && info[i].m_connections[j].m_padId != (size_t) -1) {
{
std::size_t elementPos, padPos; std::size_t elementPos, padPos;
for(elementPos = 0; elementPos < info.size(); elementPos++) for (elementPos = 0; elementPos < info.size (); elementPos++) {
{ if (info[elementPos].m_id == info[i].m_connections[j].m_elementId) {
if(info[elementPos].m_id == info[i].m_connections[j].m_elementId) for (padPos = 0; padPos < info[elementPos].m_pads.size (); padPos++)
{ if (info[elementPos].m_pads[padPos].m_id
for(padPos = 0; padPos < info[elementPos].m_pads.size(); padPos++) == info[i].m_connections[j].m_padId)
if(info[elementPos].m_pads[padPos].m_id == info[i].m_connections[j].m_padId)
break; break;
if(padPos < info[elementPos].m_pads.size()) if (padPos < info[elementPos].m_pads.size ())
break; break;
} }
} }
if(elementPos < info.size() && padPos < info[elementPos].m_pads.size()) if (elementPos < info.size ()
{ && padPos < info[elementPos].m_pads.size ()) {
xmlWriter.writeStartElement("connected-to"); xmlWriter.writeStartElement ("connected-to");
xmlWriter.writeAttribute("element-name", info[elementPos].m_name.c_str()); xmlWriter.writeAttribute ("element-name",
xmlWriter.writeAttribute("pad-name", info[elementPos].m_pads[padPos].m_name.c_str()); info[elementPos].m_name.c_str ());
xmlWriter.writeEndElement(); xmlWriter.writeAttribute (
"pad-name", info[elementPos].m_pads[padPos].m_name.c_str ());
xmlWriter.writeEndElement ();
} }
} }
xmlWriter.writeEndElement(); xmlWriter.writeEndElement ();
} }
writeProperties(xmlWriter, element); writeProperties (xmlWriter, element);
gst_object_unref(element); gst_object_unref (element);
xmlWriter.writeEndElement(); xmlWriter.writeEndElement ();
} }
xmlWriter.writeEndElement(); xmlWriter.writeEndElement ();
xmlWriter.writeEndDocument(); xmlWriter.writeEndDocument ();
return true; return true;
} }
bool
bool PipelineIE::Import(QSharedPointer<GraphManager> pgraph, const QString &fileName) PipelineIE::Import (QSharedPointer<GraphManager> pgraph,
const QString &fileName)
{ {
GstElement *pipeline = pgraph -> m_pGraph; GstElement *pipeline = pgraph->m_pGraph;
QFile file(fileName); QFile file (fileName);
if(!file.open(QFile::ReadOnly | QFile::Text)) if (!file.open (QFile::ReadOnly | QFile::Text)) {
{ QMessageBox::warning (
QMessageBox::warning(0, "Open failed", 0, "Open failed",
QString("Cannot read file ") + fileName + QString ("Cannot read file ") + fileName + ": " + file.errorString ());
": " + file.errorString());
return false; return false;
} }
@ -422,192 +397,195 @@ bool PipelineIE::Import(QSharedPointer<GraphManager> pgraph, const QString &file
int errorColumn; int errorColumn;
QDomDocument doc; QDomDocument doc;
if(!doc.setContent(&file, false, &errorStr, &errorLine, &errorColumn)) if (!doc.setContent (&file, false, &errorStr, &errorLine, &errorColumn)) {
{ QMessageBox::warning (
QMessageBox::warning(0, "Xml parsing failed", 0, "Xml parsing failed",
QString("Parse error at line ") + QString::number(errorLine) + ", " QString ("Parse error at line ") + QString::number (errorLine) + ", "
"column " + QString::number(errorColumn) + ": " + errorStr); "column " + QString::number (errorColumn) + ": " + errorStr);
return false; return false;
} }
clearPipeline(pipeline); clearPipeline (pipeline);
QDomElement root = doc.documentElement(); QDomElement root = doc.documentElement ();
if(root.tagName() != "pipeline") if (root.tagName () != "pipeline") {
{ QMessageBox::warning (0, "Parsing failed", "Is invalid pipeline file");
QMessageBox::warning(0, "Parsing failed", "Is invalid pipeline file");
return false; return false;
} }
QDomNode child = root.firstChild(); QDomNode child = root.firstChild ();
std::vector<Connection> connections; std::vector<Connection> connections;
while(!child.isNull()) while (!child.isNull ()) {
{ if (child.toElement ().tagName () == "element") {
if(child.toElement().tagName() == "element") QDomElement elNode = child.toElement ();
{
QDomElement elNode = child.toElement();
GstElement *pel = gst_element_factory_make (
elNode.attribute ("plugin-name").toStdString ().c_str (),
elNode.attribute ("name").toStdString ().c_str ());
GstElement *pel = gst_element_factory_make(elNode.attribute("plugin-name").toStdString().c_str(), if (!pel) {
elNode.attribute("name").toStdString().c_str()); QMessageBox::warning (
0,
"Element creation failed",
QString ("Could not create element of `")
+ elNode.attribute ("plugin-name") + "` with name `"
+ elNode.attribute ("name") + "`");
if(!pel) child = child.nextSibling ();
{
QMessageBox::warning(0, "Element creation failed",
QString("Could not create element of `") +
elNode.attribute("plugin-name") + "` with name `" +
elNode.attribute("name") + "`");
child = child.nextSibling();
continue; continue;
} }
bool res = gst_bin_add(GST_BIN(pipeline), pel); bool res = gst_bin_add (GST_BIN (pipeline), pel);
if(!res) if (!res) {
{ QMessageBox::warning (
QMessageBox::warning(0, "Element insertion failed", 0,
QString("Could not insert element `") + "Element insertion failed",
elNode.attribute("name") + "` to pipeline"); QString ("Could not insert element `") + elNode.attribute ("name")
+ "` to pipeline");
child = child.nextSibling(); child = child.nextSibling ();
continue; continue;
} }
gst_element_sync_state_with_parent(pel); gst_element_sync_state_with_parent (pel);
QDomNode elementChild = elNode.firstChild ();
QDomNode elementChild = elNode.firstChild(); while (!elementChild.isNull ()) {
while(!elementChild.isNull()) if (elementChild.toElement ().tagName () == "pad") {
{ QDomNode padChild = elementChild.firstChild ();
if(elementChild.toElement().tagName() == "pad") QDomElement elPad = elementChild.toElement ();
{
QDomNode padChild = elementChild.firstChild();
QDomElement elPad = elementChild.toElement();
// GstPadPresence presence = GST_PAD_ALWAYS; // GstPadPresence presence = GST_PAD_ALWAYS;
QString templaneName; QString templaneName;
if(elPad.attribute("presence") == "request") if (elPad.attribute ("presence") == "request")
create_requst_pad(pel, elPad.attribute("template-name"), elPad.attribute("name")); create_requst_pad (pel, elPad.attribute ("template-name"),
elPad.attribute ("name"));
while(!padChild.isNull()) while (!padChild.isNull ()) {
{ if (padChild.toElement ().tagName () == "connected-to") {
if(padChild.toElement().tagName() == "connected-to")
{
bool isExists = false; bool isExists = false;
QDomElement elCoonnectedTo = padChild.toElement(); QDomElement elCoonnectedTo = padChild.toElement ();
for(std::size_t i=0; i<connections.size(); i++) for (std::size_t i = 0; i < connections.size (); i++) {
{ if ((connections[i].element1
if((connections[i].element1 == elNode.attribute("name").toStdString() && == elNode.attribute ("name").toStdString ()
connections[i].element2 == elCoonnectedTo.attribute("element-name").toStdString() && && connections[i].element2
connections[i].pad1 == elPad.attribute("name").toStdString() && == elCoonnectedTo.attribute ("element-name").toStdString ()
connections[i].pad2 == elCoonnectedTo.attribute("pad-name").toStdString()) && connections[i].pad1
|| == elPad.attribute ("name").toStdString ()
(connections[i].element2 == elNode.attribute("name").toStdString() && && connections[i].pad2
connections[i].element1 == elCoonnectedTo.attribute("element-name").toStdString() && == elCoonnectedTo.attribute ("pad-name").toStdString ())
connections[i].pad2 == elPad.attribute("name").toStdString() && || (connections[i].element2
connections[i].pad1 ==elCoonnectedTo.attribute("pad-name").toStdString()) == elNode.attribute ("name").toStdString ()
) && connections[i].element1
{ == elCoonnectedTo.attribute ("element-name").toStdString ()
&& connections[i].pad2
== elPad.attribute ("name").toStdString ()
&& connections[i].pad1
== elCoonnectedTo.attribute ("pad-name").toStdString ())) {
isExists = true; isExists = true;
} }
} }
if(!isExists) if (!isExists) {
{
Connection newConnetion; Connection newConnetion;
newConnetion.element1 = elNode.attribute("name").toStdString(); newConnetion.element1 =
newConnetion.element2 = padChild.toElement().attribute("element-name").toStdString(); elNode.attribute ("name").toStdString ();
newConnetion.pad1 = elementChild.toElement().attribute("name").toStdString(); newConnetion.element2 = padChild.toElement ().attribute (
newConnetion.pad2 = padChild.toElement().attribute("pad-name").toStdString(); "element-name").toStdString ();
newConnetion.pad1 =
elementChild.toElement ().attribute ("name").toStdString ();
newConnetion.pad2 =
padChild.toElement ().attribute ("pad-name").toStdString ();
connections.push_back(newConnetion); connections.push_back (newConnetion);
} }
} }
padChild = padChild.nextSibling(); padChild = padChild.nextSibling ();
} }
} }
else if(elementChild.toElement().tagName() == "properties") else if (elementChild.toElement ().tagName () == "properties") {
{ loadProperties (elementChild.toElement (), pel);
loadProperties(elementChild.toElement(), pel);
} }
elementChild = elementChild.nextSibling(); elementChild = elementChild.nextSibling ();
} }
} }
child = child.nextSibling(); child = child.nextSibling ();
} }
std::size_t maxStarts = 5; std::size_t maxStarts = 5;
bool setReady = true; bool setReady = true;
for(std::size_t k=0; k<maxStarts; k++) for (std::size_t k = 0; k < maxStarts; k++) {
{ if (connections.empty ())
if(connections.empty())
break; break;
if(k > 0) if (k > 0)
setReady = false; setReady = false;
while(true) while (true) {
{ std::size_t i = 0;
std::size_t i=0; for (; i < connections.size (); i++) {
for(; i<connections.size(); i++) GstElement *el1 = gst_bin_get_by_name (
{ GST_BIN (pipeline), connections[i].element1.c_str ());
GstElement *el1 = gst_bin_get_by_name (GST_BIN(pipeline), connections[i].element1.c_str()); GstElement *el2 = gst_bin_get_by_name (
GstElement *el2 = gst_bin_get_by_name (GST_BIN(pipeline), connections[i].element2.c_str()); GST_BIN (pipeline), connections[i].element2.c_str ());
if(!el1 || !el2) if (!el1 || !el2) {
{ QMessageBox::warning (
QMessageBox::warning(0, "Internal error", 0,
QString("Could not find one of elements `") + "Internal error",
QString(connections[i].element1.c_str()) + "`, `" + QString ("Could not find one of elements `")
QString(connections[i].element2.c_str()) + "`"); + QString (connections[i].element1.c_str ()) + "`, `"
+ QString (connections[i].element2.c_str ()) + "`");
gst_object_unref(el1); gst_object_unref (el1);
gst_object_unref(el2); gst_object_unref (el2);
return false; return false;
} }
GstPad *pad1 = gst_element_get_static_pad(el1, connections[i].pad1.c_str()); GstPad *pad1 = gst_element_get_static_pad (
GstPad *pad2 = gst_element_get_static_pad(el2, connections[i].pad2.c_str()); el1, connections[i].pad1.c_str ());
GstPad *pad2 = gst_element_get_static_pad (
el2, connections[i].pad2.c_str ());
if(pad1 && pad2) if (pad1 && pad2) {
{ if (GST_PAD_IS_SRC (pad1))
if(GST_PAD_IS_SRC(pad1)) gst_element_link_pads (el1, connections[i].pad1.c_str (), el2,
gst_element_link_pads(el1, connections[i].pad1.c_str(), el2, connections[i].pad2.c_str()); connections[i].pad2.c_str ());
else else
gst_element_link_pads(el2, connections[i].pad2.c_str(), el1, connections[i].pad1.c_str()); gst_element_link_pads (el2, connections[i].pad2.c_str (), el1,
connections[i].pad1.c_str ());
gst_object_unref(pad1); gst_object_unref (pad1);
gst_object_unref(pad2); gst_object_unref (pad2);
connections.erase(connections.begin() + i); connections.erase (connections.begin () + i);
gst_object_unref(el1); gst_object_unref (el1);
gst_object_unref(el2); gst_object_unref (el2);
break; break;
} }
if(pad1) if (pad1)
gst_object_unref(pad1); gst_object_unref (pad1);
if(pad2) if (pad2)
gst_object_unref(pad2); gst_object_unref (pad2);
gst_object_unref(el1); gst_object_unref (el1);
gst_object_unref(el2); gst_object_unref (el2);
} }
if(i == connections.size()) if (i == connections.size ())
break; break;
} }
if(!connections.empty()) if (!connections.empty ()) {
{ gst_element_set_state (pipeline, GST_STATE_PAUSED);
gst_element_set_state(pipeline, GST_STATE_PAUSED);
GstState state; GstState state;
gst_element_get_state (pipeline, &state, NULL, GST_MSECOND * 2500); gst_element_get_state (pipeline, &state, NULL, GST_MSECOND * 2500);
@ -615,15 +593,16 @@ bool PipelineIE::Import(QSharedPointer<GraphManager> pgraph, const QString &file
} }
if(setReady) if (setReady)
gst_element_set_state(pipeline, GST_STATE_READY); gst_element_set_state (pipeline, GST_STATE_READY);
return true; return true;
} }
bool PipelineIE::Clear(QSharedPointer<GraphManager> pgraph) bool
PipelineIE::Clear (QSharedPointer<GraphManager> pgraph)
{ {
GstElement *pipeline = pgraph -> m_pGraph; GstElement *pipeline = pgraph->m_pGraph;
clearPipeline(pipeline); clearPipeline (pipeline);
return true; return true;
} }

256
src/PluginsList.cpp
View file

@ -14,31 +14,34 @@
#include <QDebug> #include <QDebug>
static gint plugins_sort_cb (gconstpointer a, gconstpointer b) static gint
plugins_sort_cb (gconstpointer a, gconstpointer b)
{ {
Plugin* p1 = (Plugin*)a; Plugin* p1 = (Plugin*) a;
Plugin* p2 = (Plugin*)b; Plugin* p2 = (Plugin*) b;
qDebug() << "Sort p1: " << p1 -> getName() << " and p2: " << p2 -> getName(); qDebug () << "Sort p1: " << p1->getName () << " and p2: " << p2->getName ();
if (p1->getRank() > p2->getRank()) if (p1->getRank () > p2->getRank ())
return 1; return 1;
else if (p1->getRank() == p2->getRank()) { else if (p1->getRank () == p2->getRank ()) {
return 0; return 0;
} else { }
else {
return -1; return -1;
} }
} }
PluginsList::PluginsList() PluginsList::PluginsList ()
{ {
init(); init ();
} }
PluginsList::~PluginsList() PluginsList::~PluginsList ()
{ {
//g_list_free(m_pluginsList); //g_list_free(m_pluginsList);
} }
void PluginsList::init() void
PluginsList::init ()
{ {
std::size_t num = 0; std::size_t num = 0;
GList *plugins; GList *plugins;
@ -47,33 +50,30 @@ void PluginsList::init()
#if GST_VERSION_MAJOR >= 1 #if GST_VERSION_MAJOR >= 1
registry = gst_registry_get(); registry = gst_registry_get();
#else #else
registry = gst_registry_get_default(); registry = gst_registry_get_default ();
#endif #endif
plugins = gst_registry_get_plugin_list(registry); plugins = gst_registry_get_plugin_list (registry);
while(plugins) while (plugins) {
{
GstPlugin *plugin; GstPlugin *plugin;
plugin = (GstPlugin *) (plugins->data); plugin = (GstPlugin *) (plugins->data);
plugins = g_list_next (plugins); plugins = g_list_next (plugins);
#if GST_VERSION_MAJOR >= 1 #if GST_VERSION_MAJOR >= 1
registry = gst_registry_get(); registry = gst_registry_get();
#else #else
registry = gst_registry_get_default(); registry = gst_registry_get_default ();
#endif #endif
GList *features = gst_registry_get_feature_list_by_plugin (registry, GList *features = gst_registry_get_feature_list_by_plugin (
gst_plugin_get_name (plugin)); registry, gst_plugin_get_name (plugin));
while(features) while (features) {
{
GstPluginFeature *feature; GstPluginFeature *feature;
feature = GST_PLUGIN_FEATURE (features->data); feature = GST_PLUGIN_FEATURE (features->data);
if(GST_IS_ELEMENT_FACTORY (feature)) if (GST_IS_ELEMENT_FACTORY (feature)) {
{
GstElementFactory *factory; GstElementFactory *factory;
factory = GST_ELEMENT_FACTORY (feature); factory = GST_ELEMENT_FACTORY (feature);
int rank = gst_plugin_feature_get_rank(GST_PLUGIN_FEATURE(factory)); int rank = gst_plugin_feature_get_rank (GST_PLUGIN_FEATURE (factory));
Plugin* p = new Plugin(GST_OBJECT_NAME (factory), rank); Plugin* p = new Plugin (GST_OBJECT_NAME (factory), rank);
m_pluginsList = g_list_append(m_pluginsList, p); m_pluginsList = g_list_append (m_pluginsList, p);
num++; num++;
} }
@ -82,69 +82,75 @@ void PluginsList::init()
} }
} }
GList* PluginsList::getSortedByRank() GList*
PluginsList::getSortedByRank ()
{ {
GList* sorted_list = g_list_sort(m_pluginsList, plugins_sort_cb); GList* sorted_list = g_list_sort (m_pluginsList, plugins_sort_cb);
return sorted_list; return sorted_list;
} }
GList* PluginsList::getPluginListByCaps(GstPadDirection direction, GstCaps* caps) GList*
PluginsList::getPluginListByCaps (GstPadDirection direction, GstCaps* caps)
{ {
GList * caps_plugins_list = NULL; GList * caps_plugins_list = NULL;
GList *l,*p; GList *l, *p;
for (l = m_pluginsList; l != NULL; l = l->next) { for (l = m_pluginsList; l != NULL; l = l->next) {
Plugin* plugin = (Plugin*)(l->data); Plugin* plugin = (Plugin*) (l->data);
GstElementFactory* factory = gst_element_factory_find(plugin->getName().toStdString().c_str()); GstElementFactory* factory = gst_element_factory_find (
plugin->getName ().toStdString ().c_str ());
if (factory) { if (factory) {
const GList* pads = gst_element_factory_get_static_pad_templates(factory); const GList* pads = gst_element_factory_get_static_pad_templates (
for (p = (GList*)pads; p != NULL; p = p->next) { factory);
GstStaticPadTemplate* padTemplate = (GstStaticPadTemplate*)(p->data); for (p = (GList*) pads; p != NULL; p = p->next) {
if (padTemplate->direction == direction && gst_caps_can_intersect(caps, padTemplate->static_caps.caps)) GstStaticPadTemplate* padTemplate = (GstStaticPadTemplate*) (p->data);
caps_plugins_list = g_list_append(caps_plugins_list, plugin); if (padTemplate->direction == direction
&& gst_caps_can_intersect (caps, padTemplate->static_caps.caps))
caps_plugins_list = g_list_append (caps_plugins_list, plugin);
} }
} }
} }
return caps_plugins_list; return caps_plugins_list;
} }
PluginsListDialog::PluginsListDialog(PluginsList* pluginList, QWidget *pwgt, Qt::WindowFlags f): PluginsListDialog::PluginsListDialog (PluginsList* pluginList, QWidget *pwgt,
QDialog(pwgt, f) Qt::WindowFlags f)
, m_pPluginsList(pluginList) : QDialog (pwgt, f),
, m_pGraph(NULL) m_pPluginsList (pluginList),
m_pGraph (NULL)
{ {
m_pPlugins = new QListWidget; m_pPlugins = new QListWidget;
m_pPlugins->setSortingEnabled(true); m_pPlugins->setSortingEnabled (true);
m_plblInfo = new QLabel; m_plblInfo = new QLabel;
m_plblInfo -> setTextInteractionFlags(Qt::TextSelectableByMouse); m_plblInfo->setTextInteractionFlags (Qt::TextSelectableByMouse);
m_plblInfo -> setAlignment(Qt::AlignLeft | Qt::AlignTop); m_plblInfo->setAlignment (Qt::AlignLeft | Qt::AlignTop);
QScrollArea *pscroll = new QScrollArea; QScrollArea *pscroll = new QScrollArea;
pscroll -> setWidget(m_plblInfo); pscroll->setWidget (m_plblInfo);
m_plblInfo -> resize(pscroll -> size()); m_plblInfo->resize (pscroll->size ());
QHBoxLayout *phblay = new QHBoxLayout; QHBoxLayout *phblay = new QHBoxLayout;
phblay -> addWidget(m_pPlugins, 1); phblay->addWidget (m_pPlugins, 1);
phblay -> addWidget(pscroll, 2); phblay->addWidget (pscroll, 2);
InitPluginsList(); InitPluginsList ();
QHBoxLayout *phblayFind = new QHBoxLayout; QHBoxLayout *phblayFind = new QHBoxLayout;
QLineEdit *ple = new QLineEdit; QLineEdit *ple = new QLineEdit;
phblayFind -> addWidget(ple); phblayFind->addWidget (ple);
phblayFind -> addStretch(1); phblayFind->addStretch (1);
ple -> setPlaceholderText("Search..."); ple->setPlaceholderText ("Search...");
QVBoxLayout *pvblay = new QVBoxLayout; QVBoxLayout *pvblay = new QVBoxLayout;
pvblay -> addLayout(phblayFind); pvblay->addLayout (phblayFind);
pvblay -> addLayout(phblay); pvblay->addLayout (phblay);
setLayout(pvblay); setLayout (pvblay);
setWindowTitle("Add plugin"); setWindowTitle ("Add plugin");
QObject::connect(m_pPlugins, SIGNAL(currentItemChanged (QListWidgetItem *, QListWidgetItem *)), QObject::connect(m_pPlugins, SIGNAL(currentItemChanged (QListWidgetItem *, QListWidgetItem *)),
this, SLOT(showInfo(QListWidgetItem *, QListWidgetItem *))); this, SLOT(showInfo(QListWidgetItem *, QListWidgetItem *)));
@ -154,148 +160,160 @@ QDialog(pwgt, f)
QObject::connect(ple, SIGNAL(textChanged(const QString &)), this, SLOT(filterPlagins(const QString &))); QObject::connect(ple, SIGNAL(textChanged(const QString &)), this, SLOT(filterPlagins(const QString &)));
installEventFilter(this); installEventFilter (this);
} }
PluginsListDialog::~PluginsListDialog() PluginsListDialog::~PluginsListDialog ()
{ {
if (m_pPluginsList) if (m_pPluginsList)
delete m_pPluginsList; delete m_pPluginsList;
} }
void PluginsListDialog::showInfo(QListWidgetItem *pitem, QListWidgetItem *previous) void
PluginsListDialog::showInfo (QListWidgetItem *pitem, QListWidgetItem *previous)
{ {
qDebug() << "Show Info: " << pitem -> text(); qDebug () << "Show Info: " << pitem->text ();
m_plblInfo -> clear(); m_plblInfo->clear ();
QString descr; QString descr;
descr += "<b>Plugin details</b><hr>"; descr += "<b>Plugin details</b><hr>";
GstElementFactory *factory = gst_element_factory_find(pitem -> text().toStdString().c_str()); GstElementFactory *factory = gst_element_factory_find (
if(!factory) pitem->text ().toStdString ().c_str ());
{ if (!factory) {
qDebug() << "warning: " << pitem -> text() << " Not Found"; qDebug () << "warning: " << pitem->text () << " Not Found";
return; return;
} }
factory = GST_ELEMENT_FACTORY (gst_plugin_feature_load (GST_PLUGIN_FEATURE(factory))); factory = GST_ELEMENT_FACTORY (
if(!factory) gst_plugin_feature_load (GST_PLUGIN_FEATURE (factory)));
{ if (!factory) {
qDebug() << "warning: " << pitem -> text() << " Not Found"; qDebug () << "warning: " << pitem->text () << " Not Found";
return; return;
} }
#if GST_VERSION_MAJOR >= 1 #if GST_VERSION_MAJOR >= 1
GstPlugin *plugin = gst_plugin_feature_get_plugin (GST_PLUGIN_FEATURE (factory)); GstPlugin *plugin = gst_plugin_feature_get_plugin (GST_PLUGIN_FEATURE (factory));
#else #else
const gchar* plugin_name = GST_PLUGIN_FEATURE(factory)->plugin_name; const gchar* plugin_name = GST_PLUGIN_FEATURE (factory)->plugin_name;
if (!plugin_name) { if (!plugin_name) {
return; return;
} }
GstPlugin* plugin = gst_default_registry_find_plugin(plugin_name); GstPlugin* plugin = gst_default_registry_find_plugin (plugin_name);
#endif #endif
if(!plugin) if (!plugin) {
{ qDebug () << "warning: " << pitem->text () << " Not Found";
qDebug() << "warning: " << pitem -> text() << " Not Found";
return; return;
} }
#if GST_VERSION_MAJOR >= 1 #if GST_VERSION_MAJOR >= 1
const gchar *release_date = gst_plugin_get_release_date_string (plugin); const gchar *release_date = gst_plugin_get_release_date_string (plugin);
#else #else
const gchar *release_date = (plugin->desc.release_datetime) ? plugin->desc.release_datetime : ""; const gchar *release_date =
(plugin->desc.release_datetime) ? plugin->desc.release_datetime : "";
#endif #endif
const gchar *filename = gst_plugin_get_filename(plugin); const gchar *filename = gst_plugin_get_filename (plugin);
descr += "<b>Name</b>: " + QString(gst_plugin_get_name(plugin)) + "<br>"; descr += "<b>Name</b>: " + QString (gst_plugin_get_name (plugin)) + "<br>";
descr += "<b>Description</b>: " + QString(gst_plugin_get_description(plugin)) + "<br>"; descr += "<b>Description</b>: "
descr += "<b>Filename</b>: " + QString((filename != NULL) ? filename : "(null)") + "<br>"; + QString (gst_plugin_get_description (plugin)) + "<br>";
descr += "<b>Version</b>: " + QString(gst_plugin_get_version (plugin)) + "<br>"; descr += "<b>Filename</b>: "
descr += "<b>License</b>: " + QString(gst_plugin_get_license (plugin)) + "<br>"; + QString ((filename != NULL) ? filename : "(null)") + "<br>";
descr += "<b>Source module</b>: " + QString(gst_plugin_get_source (plugin)) + "<br>"; descr += "<b>Version</b>: " + QString (gst_plugin_get_version (plugin))
+ "<br>";
descr += "<b>License</b>: " + QString (gst_plugin_get_license (plugin))
+ "<br>";
descr += "<b>Source module</b>: " + QString (gst_plugin_get_source (plugin))
+ "<br>";
if (release_date != NULL) if (release_date != NULL) {
{
const gchar *tz = "(UTC)"; const gchar *tz = "(UTC)";
gchar *str, *sep; gchar *str, *sep;
str = g_strdup (release_date); str = g_strdup (release_date);
sep = strstr (str, "T"); sep = strstr (str, "T");
if (sep != NULL) if (sep != NULL) {
{
*sep = ' '; *sep = ' ';
sep = strstr (sep + 1, "Z"); sep = strstr (sep + 1, "Z");
if (sep != NULL) if (sep != NULL)
*sep = ' '; *sep = ' ';
} }
else else {
{
tz = ""; tz = "";
} }
descr += "<b>Source release date</b>: " + QString(str) + " " + QString(tz) + "<br>"; descr += "<b>Source release date</b>: " + QString (str) + " " + QString (tz)
+ "<br>";
g_free (str); g_free (str);
} }
descr += "<b>Binary package</b>: " + QString(gst_plugin_get_package (plugin)) + "<br>"; descr += "<b>Binary package</b>: " + QString (gst_plugin_get_package (plugin))
descr += "<b>Origin URL</b>: " + QString(gst_plugin_get_origin (plugin)) + "<br>"; + "<br>";
descr += "<b>Rank</b>: " + QString::number(gst_plugin_feature_get_rank(GST_PLUGIN_FEATURE(factory))); descr += "<b>Origin URL</b>: " + QString (gst_plugin_get_origin (plugin))
m_plblInfo -> setText(descr); + "<br>";
descr += "<b>Rank</b>: "
+ QString::number (
gst_plugin_feature_get_rank (GST_PLUGIN_FEATURE (factory)));
m_plblInfo->setText (descr);
} }
void PluginsListDialog::insert(QListWidgetItem *pitem) void
PluginsListDialog::insert (QListWidgetItem *pitem)
{ {
if(!pitem) { if (!pitem) {
qDebug() << "Do not insert null item"; qDebug () << "Do not insert null item";
return; return;
} }
qDebug() << "Insert: " << pitem -> text(); qDebug () << "Insert: " << pitem->text ();
if(!m_pGraph || !m_pGraph -> AddPlugin(pitem -> text().toStdString().c_str(), NULL)) if (!m_pGraph
{ || !m_pGraph->AddPlugin (pitem->text ().toStdString ().c_str (), NULL)) {
QMessageBox::warning(this, "Plugin addition problem", "Plugin `" + pitem -> text() + "` insertion was FAILED"); QMessageBox::warning (
qDebug() << "Plugin `" << pitem -> text() << "` insertion FAILED"; this, "Plugin addition problem",
"Plugin `" + pitem->text () + "` insertion was FAILED");
qDebug () << "Plugin `" << pitem->text () << "` insertion FAILED";
return; return;
} }
} }
bool PluginsListDialog::eventFilter(QObject *obj, QEvent *event) bool
PluginsListDialog::eventFilter (QObject *obj, QEvent *event)
{ {
if (event -> type() == QEvent::KeyPress) if (event->type () == QEvent::KeyPress) {
{ QKeyEvent *key = static_cast<QKeyEvent*> (event);
QKeyEvent *key = static_cast<QKeyEvent*>(event);
if((key -> key() == Qt::Key_Enter) || (key -> key() == Qt::Key_Return) && m_pPlugins -> currentItem()) if ((key->key () == Qt::Key_Enter)
{ || (key->key () == Qt::Key_Return) && m_pPlugins->currentItem ()) {
insert(m_pPlugins -> currentItem()); insert (m_pPlugins->currentItem ());
return true; return true;
} }
} }
return QDialog::eventFilter(obj, event); return QDialog::eventFilter (obj, event);
} }
void PluginsListDialog::filterPlagins(const QString &text) void
PluginsListDialog::filterPlagins (const QString &text)
{ {
for(std::size_t i=0; i<m_pPlugins -> count(); i++) for (std::size_t i = 0; i < m_pPlugins->count (); i++) {
{ QListWidgetItem *pitem = m_pPlugins->item (i);
QListWidgetItem *pitem = m_pPlugins -> item(i);
if(pitem -> text().contains(text)) if (pitem->text ().contains (text))
pitem -> setHidden(false); pitem->setHidden (false);
else else
pitem -> setHidden(true); pitem->setHidden (true);
} }
} }
void PluginsListDialog::InitPluginsList() void
PluginsListDialog::InitPluginsList ()
{ {
if (!m_pPluginsList) if (!m_pPluginsList)
m_pPluginsList = new PluginsList (); m_pPluginsList = new PluginsList ();
GList* plugins_list = m_pPluginsList->getList(); GList* plugins_list = m_pPluginsList->getList ();
GList* l; GList* l;
std::size_t num = 0; std::size_t num = 0;
for (l = plugins_list; l != NULL; l = l->next) { for (l = plugins_list; l != NULL; l = l->next) {
Plugin* plugin = (Plugin*)(l->data); Plugin* plugin = (Plugin*) (l->data);
m_pPlugins->addItem(plugin->getName()); m_pPlugins->addItem (plugin->getName ());
num++; num++;
} }
} }

18
src/PluginsList.h
View file

@ -5,10 +5,8 @@
#include <QLabel> #include <QLabel>
#include <QListWidgetItem> #include <QListWidgetItem>
#include "GraphManager.h" #include "GraphManager.h"
class Plugin class Plugin
{ {
public: public:
@ -17,8 +15,8 @@ public:
m_rank(rank) m_rank(rank)
{ {
} }
const QString getName() { return m_name;} const QString getName() {return m_name;}
int getRank() { return m_rank;} int getRank() {return m_rank;}
private: private:
const QString m_name; const QString m_name;
@ -32,25 +30,24 @@ public:
PluginsList(); PluginsList();
~PluginsList(); ~PluginsList();
GList* getList() { return m_pluginsList;} GList* getList() {return m_pluginsList;}
GList* getSortedByRank(); GList* getSortedByRank();
GList* getPluginListByCaps(GstPadDirection direction, GstCaps* caps); GList* getPluginListByCaps(GstPadDirection direction, GstCaps* caps);
private: private:
void init(); void init();
GList* m_pluginsList; GList* m_pluginsList;
}; };
class PluginsListDialog: public QDialog class PluginsListDialog: public QDialog
{ {
Q_OBJECT Q_OBJECT
public: public:
PluginsListDialog(PluginsList* pluginList, QWidget *pwgt = NULL, Qt::WindowFlags f = Qt::Window); PluginsListDialog(PluginsList* pluginList, QWidget *pwgt = NULL, Qt::WindowFlags f = Qt::Window);
~PluginsListDialog(); ~PluginsListDialog();
void setGraph(GraphManager* graph) { m_pGraph = graph;} void setGraph(GraphManager* graph) {m_pGraph = graph;}
protected: protected:
bool eventFilter(QObject *obj, QEvent *ev); bool eventFilter(QObject *obj, QEvent *ev);
@ -72,7 +69,4 @@ private:
GraphManager *m_pGraph; GraphManager *m_pGraph;
}; };
#endif #endif

21
src/SeekSlider.cpp
View file

@ -1,16 +1,19 @@
#include "SeekSlider.h" #include "SeekSlider.h"
void SeekSlider::mousePressEvent(QMouseEvent *event) void
SeekSlider::mousePressEvent (QMouseEvent *event)
{ {
if(event->button() == Qt::LeftButton) if (event->button () == Qt::LeftButton) {
{ if (orientation () == Qt::Vertical)
if(orientation() == Qt::Vertical) setValue (minimum ()
setValue(minimum() + ((maximum()-minimum()) * (height()-event->y())) / height() ) ; + ((maximum () - minimum ()) * (height () - event->y ())) / height ());
else else
setValue(minimum() + ((maximum()-minimum()) * event->x()) / width() ) ; setValue (minimum ()
+ ((maximum () - minimum ()) * event->x ()) / width ());
event->accept(); event->accept ();
} }
QSlider::mousePressEvent(event); QSlider::mousePressEvent (event);
}; }
;

5
src/SeekSlider.h
View file

@ -1,16 +1,13 @@
#ifndef SEEK_SLIDER_H_ #ifndef SEEK_SLIDER_H_
#define SEEK_SLIDER_H_ #define SEEK_SLIDER_H_
#include <QSlider> #include <QSlider>
#include <QMouseEvent> #include <QMouseEvent>
class SeekSlider: public QSlider class SeekSlider: public QSlider
{ {
protected: protected:
void mousePressEvent(QMouseEvent *); void mousePressEvent(QMouseEvent *);
}; };
#endif #endif

13
src/main.cpp
View file

@ -3,7 +3,8 @@
#include <gst/gst.h> #include <gst/gst.h>
int main(int argc, char **argv) int
main (int argc, char **argv)
{ {
gst_init (&argc, &argv); gst_init (&argc, &argv);
@ -11,14 +12,14 @@ int main(int argc, char **argv)
#if GST_VERSION_MAJOR >= 1 #if GST_VERSION_MAJOR >= 1
registry = gst_registry_get(); registry = gst_registry_get();
#else #else
registry = gst_registry_get_default(); registry = gst_registry_get_default ();
#endif #endif
gst_registry_scan_path(registry, "./plugins"); gst_registry_scan_path (registry, "./plugins");
QApplication app(argc, argv); QApplication app (argc, argv);
MainWindow wgt; MainWindow wgt;
wgt.show(); wgt.show ();
return app.exec(); return app.exec ();
} }