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

65 lines
1.7 KiB
C#

// Copyright (C) 2013 Stephan Sundermann <stephansundermann@gmail.com>
//
// 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;
public partial class TagList {
public object this[string tag, uint index] {
get { return GetValueIndex(tag, index).Val; }
}
public object this[string tag] {
get {
var v = GLib.Value.Empty;
bool success;
success = CopyValue(ref v, this, tag);
if (!success)
return null;
object ret = (object)v.Val;
v.Dispose();
return ret;
}
}
public string[] Tags {
get {
int size = NTags();
string[] tags = new string[size];
for (uint i = 0; i < size; i++)
tags[i] = NthTagName(i);
return tags;
}
}
public void Add(Gst.TagMergeMode mode, string tag, object value) {
if (!Tag.Exists(tag))
throw new ArgumentException(String.Format("Invalid tag name '{0}'", tag));
GLib.Value v = new GLib.Value(value);
AddValue(mode, tag, v);
v.Dispose();
}
}
}