xref: /OK3568_Linux_fs/external/gstreamer-rockchip/gst/rockchipmpp/gstmppalphadecodebin.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* GStreamer
2*4882a593Smuzhiyun  * Copyright (C) <2021> Collabora Ltd.
3*4882a593Smuzhiyun  *   Author: Nicolas Dufresne <nicolas.dufresne@collabora.com>
4*4882a593Smuzhiyun  *   Author: Julian Bouzas <julian.bouzas@collabora.com>
5*4882a593Smuzhiyun  *
6*4882a593Smuzhiyun  * This library is free software; you can redistribute it and/or
7*4882a593Smuzhiyun  * modify it under the terms of the GNU Library General Public
8*4882a593Smuzhiyun  * License as published by the Free Software Foundation; either
9*4882a593Smuzhiyun  * version 2 of the License, or (at your option) any later version.
10*4882a593Smuzhiyun  *
11*4882a593Smuzhiyun  * This library is distributed in the hope that it will be useful,
12*4882a593Smuzhiyun  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13*4882a593Smuzhiyun  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14*4882a593Smuzhiyun  * Library General Public License for more details.
15*4882a593Smuzhiyun  *
16*4882a593Smuzhiyun  * You should have received a copy of the GNU Library General Public
17*4882a593Smuzhiyun  * License along with this library; if not, write to the
18*4882a593Smuzhiyun  * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
19*4882a593Smuzhiyun  * Boston, MA 02110-1301, USA.
20*4882a593Smuzhiyun  */
21*4882a593Smuzhiyun 
22*4882a593Smuzhiyun #ifndef __GST_MPP_ALPHA_DECODE_BIN_H__
23*4882a593Smuzhiyun #define __GST_MPP_ALPHA_DECODE_BIN_H__
24*4882a593Smuzhiyun 
25*4882a593Smuzhiyun #include <gst/gst.h>
26*4882a593Smuzhiyun 
27*4882a593Smuzhiyun /* When wrapping, use the original rank plus this offset. The ad-hoc rules is
28*4882a593Smuzhiyun  * that hardware implementation will use PRIMARY+1 or +2 to override the
29*4882a593Smuzhiyun  * software decoder, so the offset must be large enough to jump over those.
30*4882a593Smuzhiyun  * This should also be small enough so that a marginal (64) or secondary
31*4882a593Smuzhiyun  * wrapper does not cross the PRIMARY line.
32*4882a593Smuzhiyun  */
33*4882a593Smuzhiyun #define GST_MPP_ALPHA_DECODE_BIN_RANK_OFFSET 10
34*4882a593Smuzhiyun 
35*4882a593Smuzhiyun G_BEGIN_DECLS
36*4882a593Smuzhiyun #define GST_TYPE_MPP_ALPHA_DECODE_BIN (gst_mpp_alpha_decode_bin_get_type())
37*4882a593Smuzhiyun G_DECLARE_DERIVABLE_TYPE (GstMppAlphaDecodeBin,
38*4882a593Smuzhiyun     gst_mpp_alpha_decode_bin, GST, MPP_ALPHA_DECODE_BIN, GstBin);
39*4882a593Smuzhiyun 
40*4882a593Smuzhiyun struct _GstMppAlphaDecodeBinClass
41*4882a593Smuzhiyun {
42*4882a593Smuzhiyun   GstBinClass parent_class;
43*4882a593Smuzhiyun 
44*4882a593Smuzhiyun   const gchar *decoder_name;
45*4882a593Smuzhiyun };
46*4882a593Smuzhiyun 
47*4882a593Smuzhiyun G_END_DECLS
48*4882a593Smuzhiyun #endif
49