mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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47 lines
2.2 KiB
Text
47 lines
2.2 KiB
Text
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[DllImport ("gstreamer-0.10.dll") ]
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static extern bool gst_type_find_register (IntPtr plugin, IntPtr name, uint rank, GstSharp.TypeFindFunctionNative func, IntPtr extensions, IntPtr possible_caps, IntPtr data, IntPtr data_notify);
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public static bool Register (Gst.Plugin plugin, string name, uint rank, Gst.TypeFindFunction func, string extensions, Gst.Caps possible_caps) {
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IntPtr native_name = GLib.Marshaller.StringToPtrGStrdup (name);
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GstSharp.TypeFindFunctionWrapper func_wrapper = new GstSharp.TypeFindFunctionWrapper (func);
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bool raw_ret = gst_type_find_register (plugin == null ? IntPtr.Zero : plugin.Handle, native_name, rank, func_wrapper.NativeDelegate, GLib.Marshaller.StringToPtrGStrdup (extensions), possible_caps == null ? IntPtr.Zero : possible_caps.Handle, IntPtr.Zero, IntPtr.Zero);
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bool ret = raw_ret;
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GLib.Marshaller.Free (native_name);
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return ret;
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}
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[DllImport ("gstreamer-0.10.dll") ]
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static extern IntPtr gst_type_find_peek (IntPtr raw, long offset, uint size);
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public byte[] Peek (long offset, uint size) {
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IntPtr raw_ret = gst_type_find_peek (Handle, offset, size);
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if (raw_ret == IntPtr.Zero)
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return null;
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byte[] ret = new byte[size];
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Marshal.Copy (raw_ret, ret, 0, (int) size);
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return ret;
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}
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private GstSharp.TypeFindPeekFunctionWrapper peek;
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private GstSharp.TypeFindSuggestFunctionWrapper suggest;
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private GstSharp.TypeFindGetLengthFunctionWrapper get_length;
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[DllImport ("gstreamersharpglue-0.10") ]
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static extern IntPtr gstsharp_gst_type_find_new (GstSharp.TypeFindPeekFunctionNative peek, GstSharp.TypeFindSuggestFunctionNative suggest, GstSharp.TypeFindGetLengthFunctionNative get_length);
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public TypeFind (TypeFindPeekFunction peek, TypeFindSuggestFunction suggest, TypeFindGetLengthFunction get_length) : base () {
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this.peek = new GstSharp.TypeFindPeekFunctionWrapper (peek);
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this.suggest = new GstSharp.TypeFindSuggestFunctionWrapper (suggest);
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this.get_length = new GstSharp.TypeFindGetLengthFunctionWrapper (get_length);
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Raw = gstsharp_gst_type_find_new (this.peek.NativeDelegate, this.suggest.NativeDelegate, this.get_length.NativeDelegate);
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Owned = true;
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}
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protected override void Free (IntPtr raw) {
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GLib.Marshaller.Free (raw);
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}
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