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GStreamer: port to 1.0.

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0.10 is still used by default.
To enable GStreamer 1.0, pass GST_VERSION=1.0 to qmake
for qtmultimedia.pro.

Contributions from:
Andrew den Exter <andrew.den.exter@qinetic.com.au>
Ilya Smelykh <ilya@videoexpertsgroup.com>
Jim Hodapp <jim.hodapp@canonical.com>
Sergio Schvezov <sergio.schvezov@canonical.com>

Change-Id: I72a46d1170a8794a149bdb5e20767afcc5b7587c
Reviewed-by: Andrew den Exter <andrew.den.exter@qinetic.com.au>
This commit is contained in:
Yoann Lopes
2014-11-20 17:54:18 +01:00
committed by Andrew den Exter
parent 7e3d69668e
commit 108dda7a90
71 changed files with 3669 additions and 1382 deletions
Download Patch File Download Diff File Expand all files Collapse all files

89
src/plugins/gstreamer/audiodecoder/qgstreameraudiodecoderserviceplugin.cpp
View File

@@ -68,89 +68,16 @@ QMultimedia::SupportEstimate QGstreamerAudioDecoderServicePlugin::hasSupport(con
return QGstUtils::hasSupport(mimeType, codecs, m_supportedMimeTypeSet);
}
static bool isDecoderOrDemuxer(GstElementFactory *factory)
{
return gst_element_factory_list_is_type(factory, GST_ELEMENT_FACTORY_TYPE_DEMUXER)
|| gst_element_factory_list_is_type(factory, GST_ELEMENT_FACTORY_TYPE_DECODER
| GST_ELEMENT_FACTORY_TYPE_MEDIA_AUDIO);
}
void QGstreamerAudioDecoderServicePlugin::updateSupportedMimeTypes() const
{
//enumerate supported mime types
gst_init(NULL, NULL);
GList *plugins, *orig_plugins;
orig_plugins = plugins = gst_default_registry_get_plugin_list ();
while (plugins) {
GList *features, *orig_features;
GstPlugin *plugin = (GstPlugin *) (plugins->data);
plugins = g_list_next (plugins);
if (plugin->flags & (1<<1)) //GST_PLUGIN_FLAG_BLACKLISTED
continue;
orig_features = features = gst_registry_get_feature_list_by_plugin(gst_registry_get_default (),
plugin->desc.name);
while (features) {
if (!G_UNLIKELY(features->data == NULL)) {
GstPluginFeature *feature = GST_PLUGIN_FEATURE(features->data);
if (GST_IS_ELEMENT_FACTORY (feature)) {
GstElementFactory *factory = GST_ELEMENT_FACTORY(gst_plugin_feature_load(feature));
if (factory
&& factory->numpadtemplates > 0
&& (qstrcmp(factory->details.klass, "Codec/Decoder/Audio") == 0
|| qstrcmp(factory->details.klass, "Codec/Demux") == 0 )) {
const GList *pads = factory->staticpadtemplates;
while (pads) {
GstStaticPadTemplate *padtemplate = (GstStaticPadTemplate*)(pads->data);
pads = g_list_next (pads);
if (padtemplate->direction != GST_PAD_SINK)
continue;
if (padtemplate->static_caps.string) {
GstCaps *caps = gst_static_caps_get(&padtemplate->static_caps);
if (!gst_caps_is_any (caps) && ! gst_caps_is_empty (caps)) {
for (guint i = 0; i < gst_caps_get_size(caps); i++) {
GstStructure *structure = gst_caps_get_structure(caps, i);
QString nameLowcase = QString(gst_structure_get_name (structure)).toLower();
m_supportedMimeTypeSet.insert(nameLowcase);
if (nameLowcase.contains("mpeg")) {
//Because mpeg version number is only included in the detail
//description, it is necessary to manually extract this information
//in order to match the mime type of mpeg4.
const GValue *value = gst_structure_get_value(structure, "mpegversion");
if (value) {
gchar *str = gst_value_serialize (value);
QString versions(str);
QStringList elements = versions.split(QRegExp("\\D+"), QString::SkipEmptyParts);
foreach (const QString &e, elements)
m_supportedMimeTypeSet.insert(nameLowcase + e);
g_free (str);
}
}
}
}
gst_caps_unref(caps);
}
}
gst_object_unref (factory);
}
} else if (GST_IS_TYPE_FIND_FACTORY(feature)) {
QString name(gst_plugin_feature_get_name(feature));
if (name.contains('/')) //filter out any string without '/' which is obviously not a mime type
m_supportedMimeTypeSet.insert(name.toLower());
}
}
features = g_list_next (features);
}
gst_plugin_feature_list_free (orig_features);
}
gst_plugin_list_free (orig_plugins);
#if defined QT_SUPPORTEDMIMETYPES_DEBUG
QStringList list = m_supportedMimeTypeSet.toList();
list.sort();
if (qgetenv("QT_DEBUG_PLUGINS").toInt() > 0) {
foreach (const QString &type, list)
qDebug() << type;
}
#endif
m_supportedMimeTypeSet = QGstUtils::supportedMimeTypes(isDecoderOrDemuxer);
}
QStringList QGstreamerAudioDecoderServicePlugin::supportedMimeTypes() const