gstreamer/subprojects/gstreamer-sharp/sources/custom/Element.cs

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//
// Element.cs
//
// Authors:
// Khaled Mohammed <khaled.mohammed@gmail.com>
// Sebastian Dröge <sebastian.droege@collabora.co.uk>
// Stephan Sundermann <stephansundermann@gmail.com>
//
// Copyright (C) 2006 Khaled Mohammed
// Copyright (C) 2006 Novell, Inc.
// Copyright (C) 2009 Sebastian Dröge
// Copyright (C) 2013 Stephan Sundermann
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License, or (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
// 02110-1301 USA
namespace Gst {
using System;
using System.Runtime.InteropServices;
partial class Element {
public static bool Link(params Element[] elements) {
for (int i = 0; i < elements.Length - 1; i++) {
if (!elements[i].Link(elements[i + 1]))
return false;
}
return true;
}
public static void Unlink(params Element[] elements) {
for (int i = 0; i < elements.Length - 1; i++) {
elements[i].Unlink(elements[i + 1]);
}
}
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[DllImport("gstreamer-1.0-0.dll", CallingConvention = CallingConvention.Cdecl)]
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static extern void gst_element_class_add_metadata(IntPtr klass, IntPtr key, IntPtr value);
public void AddMetadata(string key, string value) {
IntPtr native_key = GLib.Marshaller.StringToPtrGStrdup(key);
IntPtr native_value = GLib.Marshaller.StringToPtrGStrdup(value);
gst_element_class_add_metadata(LookupGType().GetClassPtr(), native_key, native_value);
GLib.Marshaller.Free(native_key);
GLib.Marshaller.Free(native_value);
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}
[DllImport("gstreamer-1.0-0.dll", CallingConvention = CallingConvention.Cdecl)]
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static extern void gst_element_class_add_pad_template(IntPtr klass, IntPtr templ);
public void AddPadTemplate(Gst.PadTemplate templ) {
gst_element_class_add_pad_template(LookupGType().GetClassPtr(), templ == null ? IntPtr.Zero : templ.OwnedHandle);
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}
[DllImport("gstreamer-1.0-0.dll", CallingConvention = CallingConvention.Cdecl)]
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static extern void gst_element_class_add_static_metadata(IntPtr klass, IntPtr key, IntPtr value);
public void AddStaticMetadata(string key, string value) {
IntPtr native_key = GLib.Marshaller.StringToPtrGStrdup(key);
IntPtr native_value = GLib.Marshaller.StringToPtrGStrdup(value);
gst_element_class_add_static_metadata(LookupGType().GetClassPtr(), native_key, native_value);
GLib.Marshaller.Free(native_key);
GLib.Marshaller.Free(native_value);
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}
[DllImport("gstreamer-1.0-0.dll", CallingConvention = CallingConvention.Cdecl)]
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static extern void gst_element_class_set_metadata(IntPtr klass, IntPtr longname, IntPtr classification, IntPtr description, IntPtr author);
public void SetMetadata(string longname, string classification, string description, string author) {
IntPtr native_longname = GLib.Marshaller.StringToPtrGStrdup(longname);
IntPtr native_classification = GLib.Marshaller.StringToPtrGStrdup(classification);
IntPtr native_description = GLib.Marshaller.StringToPtrGStrdup(description);
IntPtr native_author = GLib.Marshaller.StringToPtrGStrdup(author);
gst_element_class_set_metadata(LookupGType().GetClassPtr(), native_longname, native_classification, native_description, native_author);
GLib.Marshaller.Free(native_longname);
GLib.Marshaller.Free(native_classification);
GLib.Marshaller.Free(native_description);
GLib.Marshaller.Free(native_author);
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}
[DllImport("gstreamer-1.0-0.dll", CallingConvention = CallingConvention.Cdecl)]
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static extern void gst_element_class_set_static_metadata(IntPtr klass, IntPtr longname, IntPtr classification, IntPtr description, IntPtr author);
public void SetStaticMetadata(string longname, string classification, string description, string author) {
IntPtr native_longname = GLib.Marshaller.StringToPtrGStrdup(longname);
IntPtr native_classification = GLib.Marshaller.StringToPtrGStrdup(classification);
IntPtr native_description = GLib.Marshaller.StringToPtrGStrdup(description);
IntPtr native_author = GLib.Marshaller.StringToPtrGStrdup(author);
gst_element_class_set_static_metadata(LookupGType().GetClassPtr(), native_longname, native_classification, native_description, native_author);
GLib.Marshaller.Free(native_longname);
GLib.Marshaller.Free(native_classification);
GLib.Marshaller.Free(native_description);
GLib.Marshaller.Free(native_author);
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}
}
}