/usr/include/d/gtkd-3/gstreamer/BufferList.d is in libgstreamerd-3-dev 3.7.5-2build1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* This file is part of gtkD.
*
* gtkD 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 3
* of the License, or (at your option) any later version, with
* some exceptions, please read the COPYING file.
*
* gtkD 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 gtkD; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110, USA
*/
// generated automatically - do not change
// find conversion definition on APILookup.txt
// implement new conversion functionalities on the wrap.utils pakage
module gstreamer.BufferList;
private import glib.ConstructionException;
private import gobject.ObjectG;
private import gstreamer.Buffer;
private import gstreamer.c.functions;
public import gstreamer.c.types;
public import gstreamerc.gstreamertypes;
/**
* Buffer lists are an object containing a list of buffers.
*
* Buffer lists are created with gst_buffer_list_new() and filled with data
* using a gst_buffer_list_insert().
*
* Buffer lists can be pushed on a srcpad with gst_pad_push_list(). This is
* interesting when multiple buffers need to be pushed in one go because it
* can reduce the amount of overhead for pushing each buffer individually.
*/
public class BufferList
{
/** the main Gtk struct */
protected GstBufferList* gstBufferList;
protected bool ownedRef;
/** Get the main Gtk struct */
public GstBufferList* getBufferListStruct(bool transferOwnership = false)
{
if (transferOwnership)
ownedRef = false;
return gstBufferList;
}
/** the main Gtk struct as a void* */
protected void* getStruct()
{
return cast(void*)gstBufferList;
}
/**
* Sets our main struct and passes it to the parent class.
*/
public this (GstBufferList* gstBufferList, bool ownedRef = false)
{
this.gstBufferList = gstBufferList;
this.ownedRef = ownedRef;
}
/** */
public static GType getType()
{
return gst_buffer_list_get_type();
}
/**
* Creates a new, empty #GstBufferList. The caller is responsible for unreffing
* the returned #GstBufferList.
*
* Free-function: gst_buffer_list_unref
*
* Returns: the new #GstBufferList. gst_buffer_list_unref()
* after usage.
*
* Throws: ConstructionException GTK+ fails to create the object.
*/
public this()
{
auto p = gst_buffer_list_new();
if(p is null)
{
throw new ConstructionException("null returned by new");
}
this(cast(GstBufferList*) p);
}
/**
* Creates a new, empty #GstBufferList. The caller is responsible for unreffing
* the returned #GstBufferList. The list will have @size space preallocated so
* that memory reallocations can be avoided.
*
* Free-function: gst_buffer_list_unref
*
* Params:
* size = an initial reserved size
*
* Returns: the new #GstBufferList. gst_buffer_list_unref()
* after usage.
*
* Throws: ConstructionException GTK+ fails to create the object.
*/
public this(uint size)
{
auto p = gst_buffer_list_new_sized(size);
if(p is null)
{
throw new ConstructionException("null returned by new_sized");
}
this(cast(GstBufferList*) p);
}
/**
* Create a copy of the given buffer list. This will make a newly allocated
* copy of the buffer that the source buffer list contains.
*
* Returns: a new copy of @list.
*
* Since: 1.6
*/
public BufferList copyDeep()
{
auto p = gst_buffer_list_copy_deep(gstBufferList);
if(p is null)
{
return null;
}
return ObjectG.getDObject!(BufferList)(cast(GstBufferList*) p, true);
}
/**
* Call @func with @data for each buffer in @list.
*
* @func can modify the passed buffer pointer or its contents. The return value
* of @func define if this function returns or if the remaining buffers in
* the list should be skipped.
*
* Params:
* func = a #GstBufferListFunc to call
* userData = user data passed to @func
*
* Returns: %TRUE when @func returned %TRUE for each buffer in @list or when
* @list is empty.
*/
public bool foreac(GstBufferListFunc func, void* userData)
{
return gst_buffer_list_foreach(gstBufferList, func, userData) != 0;
}
/**
* Get the buffer at @idx.
*
* Params:
* idx = the index
*
* Returns: the buffer at @idx in @group
* or %NULL when there is no buffer. The buffer remains valid as
* long as @list is valid and buffer is not removed from the list.
*/
public Buffer get(uint idx)
{
auto p = gst_buffer_list_get(gstBufferList, idx);
if(p is null)
{
return null;
}
return ObjectG.getDObject!(Buffer)(cast(GstBuffer*) p);
}
/**
* Insert @buffer at @idx in @list. Other buffers are moved to make room for
* this new buffer.
*
* A -1 value for @idx will append the buffer at the end.
*
* Params:
* idx = the index
* buffer = a #GstBuffer
*/
public void insert(int idx, Buffer buffer)
{
gst_buffer_list_insert(gstBufferList, idx, (buffer is null) ? null : buffer.getBufferStruct());
}
/**
* Returns the number of buffers in @list.
*
* Returns: the number of buffers in the buffer list
*/
public uint length()
{
return gst_buffer_list_length(gstBufferList);
}
/**
* Remove @length buffers starting from @idx in @list. The following buffers
* are moved to close the gap.
*
* Params:
* idx = the index
* length = the amount to remove
*/
public void remove(uint idx, uint length)
{
gst_buffer_list_remove(gstBufferList, idx, length);
}
}
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