public void SetNthAllocationParam(uint index, Gst.Allocator allocator, Gst.AllocationParams parms)
{
IntPtr native_parms = GLib.Marshaller.StructureToPtrAlloc(parms);
gst_query_set_nth_allocation_param(Handle, index, allocator == null ? IntPtr.Zero : allocator.Handle, native_parms);
Marshal.FreeHGlobal(native_parms);
}
public Buffer(Gst.Allocator allocator, ulong size, Gst.AllocationParams parms)
{
IntPtr native_parms = GLib.Marshaller.StructureToPtrAlloc(parms);
Raw = gst_buffer_new_allocate(allocator == null ? IntPtr.Zero : allocator.Handle, new UIntPtr(size), native_parms);
Marshal.FreeHGlobal(native_parms);
}
public void AddAllocationParam(Gst.Allocator allocator, Gst.AllocationParams parms)
{
IntPtr native_parms = GLib.Marshaller.StructureToPtrAlloc(parms);
gst_query_add_allocation_param(Handle, allocator == null ? IntPtr.Zero : allocator.Handle, native_parms);
Marshal.FreeHGlobal(native_parms);
}
public Gst.Memory Alloc(ulong size, Gst.AllocationParams parms)
{
IntPtr native_parms = GLib.Marshaller.StructureToPtrAlloc(parms);
IntPtr raw_ret = gst_allocator_alloc(Handle, new UIntPtr(size), native_parms);
Gst.Memory ret = raw_ret == IntPtr.Zero ? null : (Gst.Memory)GLib.Opaque.GetOpaque(raw_ret, typeof(Gst.Memory), true);
Marshal.FreeHGlobal(native_parms);
return(ret);
}
public void ParseNthAllocationParam(uint index, out Gst.Allocator allocator, out Gst.AllocationParams parms)
{
IntPtr native_allocator;
IntPtr native_parms = Marshal.AllocHGlobal(Marshal.SizeOf(typeof(Gst.AllocationParams)));
gst_query_parse_nth_allocation_param(Handle, index, out native_allocator, native_parms);
allocator = GLib.Object.GetObject(native_allocator, true) as Gst.Allocator;
parms = Gst.AllocationParams.New(native_parms);
Marshal.FreeHGlobal(native_parms);
}
private Gst.Memory InternalAlloc(ulong size, Gst.AllocationParams parms)
{
AllocNativeDelegate unmanaged = null;
unsafe {
IntPtr *raw_ptr = (IntPtr *)(((long)this.LookupGType().GetThresholdType().GetClassPtr()) + (long)class_abi.GetFieldOffset("alloc"));
unmanaged = (AllocNativeDelegate)Marshal.GetDelegateForFunctionPointer(*raw_ptr, typeof(AllocNativeDelegate));
}
if (unmanaged == null)
{
return(null);
}
IntPtr native_parms = GLib.Marshaller.StructureToPtrAlloc(parms);
IntPtr __result = unmanaged(this.Handle, new UIntPtr(size), native_parms);
Marshal.FreeHGlobal(native_parms);
return(__result == IntPtr.Zero ? null : (Gst.Memory)GLib.Opaque.GetOpaque(__result, typeof(Gst.Memory), true));
}
public static void ConfigSetAllocator(Gst.Structure config, Gst.Allocator allocator, Gst.AllocationParams parms)
{
IntPtr native_parms = GLib.Marshaller.StructureToPtrAlloc(parms);
gst_buffer_pool_config_set_allocator(config == null ? IntPtr.Zero : config.Handle, allocator == null ? IntPtr.Zero : allocator.Handle, native_parms);
Marshal.FreeHGlobal(native_parms);
}
public static bool ConfigGetAllocator(Gst.Structure config, out Gst.Allocator allocator, out Gst.AllocationParams parms)
{
IntPtr native_allocator;
IntPtr native_parms = Marshal.AllocHGlobal(Marshal.SizeOf(typeof(Gst.AllocationParams)));
bool raw_ret = gst_buffer_pool_config_get_allocator(config == null ? IntPtr.Zero : config.Handle, out native_allocator, native_parms);
bool ret = raw_ret;
allocator = GLib.Object.GetObject(native_allocator) as Gst.Allocator;
parms = Gst.AllocationParams.New(native_parms);
Marshal.FreeHGlobal(native_parms);
return(ret);
}
static void ReadNative(IntPtr native, ref Gst.AllocationParams target)
{
target = New(native);
}
protected virtual Gst.Memory OnAlloc(ulong size, Gst.AllocationParams parms)
{
return(InternalAlloc(size, parms));
}
