1 /*
2 * Double lines
3 * Copyright (C) 2008,2010 Sebastian Dröge <sebastian.droege@collabora.co.uk>
4 *
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Lesser General Public
7 * License as published by the Free Software Foundation; either
8 * version 2 of the License, or (at your option) any later version.
9 *
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Lesser General Public License for more details.
14 *
15 * You should have received a copy of the GNU Lesser General Public
16 * License along with this library; if not, write to the
17 * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
18 * Boston, MA 02110-1301, USA.
19 */
20
21 #ifdef HAVE_CONFIG_H
22 # include "config.h"
23 #endif
24
25 #include "gstdeinterlacemethod.h"
26 #include <string.h>
27
28 #define GST_TYPE_DEINTERLACE_METHOD_SCALER_BOB (gst_deinterlace_method_scaler_bob_get_type ())
29 #define GST_IS_DEINTERLACE_METHOD_SCALER_BOB(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_DEINTERLACE_METHOD_SCALER_BOB))
30 #define GST_IS_DEINTERLACE_METHOD_SCALER_BOB_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_DEINTERLACE_METHOD_SCALER_BOB))
31 #define GST_DEINTERLACE_METHOD_SCALER_BOB_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_DEINTERLACE_METHOD_SCALER_BOB, GstDeinterlaceMethodScalerBobClass))
32 #define GST_DEINTERLACE_METHOD_SCALER_BOB(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_DEINTERLACE_METHOD_SCALER_BOB, GstDeinterlaceMethodScalerBob))
33 #define GST_DEINTERLACE_METHOD_SCALER_BOB_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_DEINTERLACE_METHOD_SCALER_BOB, GstDeinterlaceMethodScalerBobClass))
34 #define GST_DEINTERLACE_METHOD_SCALER_BOB_CAST(obj) ((GstDeinterlaceMethodScalerBob*)(obj))
35
36 GType gst_deinterlace_method_scaler_bob_get_type (void);
37
38 typedef GstDeinterlaceSimpleMethod GstDeinterlaceMethodScalerBob;
39 typedef GstDeinterlaceSimpleMethodClass GstDeinterlaceMethodScalerBobClass;
40
41 static void
deinterlace_scanline_scaler_bob_packed(GstDeinterlaceSimpleMethod * self,guint8 * out,const GstDeinterlaceScanlineData * scanlines,guint size)42 deinterlace_scanline_scaler_bob_packed (GstDeinterlaceSimpleMethod * self,
43 guint8 * out, const GstDeinterlaceScanlineData * scanlines, guint size)
44 {
45 memcpy (out, scanlines->t0, size);
46 }
47
48 static void
deinterlace_scanline_scaler_bob_planar_y(GstDeinterlaceSimpleMethod * self,guint8 * out,const GstDeinterlaceScanlineData * scanlines,guint size)49 deinterlace_scanline_scaler_bob_planar_y (GstDeinterlaceSimpleMethod * self,
50 guint8 * out, const GstDeinterlaceScanlineData * scanlines, guint size)
51 {
52 memcpy (out, scanlines->t0, size);
53 }
54
55 static void
deinterlace_scanline_scaler_bob_planar_u(GstDeinterlaceSimpleMethod * self,guint8 * out,const GstDeinterlaceScanlineData * scanlines,guint size)56 deinterlace_scanline_scaler_bob_planar_u (GstDeinterlaceSimpleMethod * self,
57 guint8 * out, const GstDeinterlaceScanlineData * scanlines, guint size)
58 {
59 memcpy (out, scanlines->t0, size);
60 }
61
62 static void
deinterlace_scanline_scaler_bob_planar_v(GstDeinterlaceSimpleMethod * self,guint8 * out,const GstDeinterlaceScanlineData * scanlines,guint size)63 deinterlace_scanline_scaler_bob_planar_v (GstDeinterlaceSimpleMethod * self,
64 guint8 * out, const GstDeinterlaceScanlineData * scanlines, guint size)
65 {
66 memcpy (out, scanlines->t0, size);
67 }
68
69 G_DEFINE_TYPE (GstDeinterlaceMethodScalerBob, gst_deinterlace_method_scaler_bob,
70 GST_TYPE_DEINTERLACE_SIMPLE_METHOD);
71
72 static void
gst_deinterlace_method_scaler_bob_class_init(GstDeinterlaceMethodScalerBobClass * klass)73 gst_deinterlace_method_scaler_bob_class_init (GstDeinterlaceMethodScalerBobClass
74 * klass)
75 {
76 GstDeinterlaceMethodClass *dim_class = (GstDeinterlaceMethodClass *) klass;
77 GstDeinterlaceSimpleMethodClass *dism_class =
78 (GstDeinterlaceSimpleMethodClass *) klass;
79
80 dim_class->fields_required = 2;
81 dim_class->name = "Double lines";
82 dim_class->nick = "scalerbob";
83 dim_class->latency = 1;
84
85 dism_class->interpolate_scanline_ayuv =
86 deinterlace_scanline_scaler_bob_packed;
87 dism_class->interpolate_scanline_yuy2 =
88 deinterlace_scanline_scaler_bob_packed;
89 dism_class->interpolate_scanline_yvyu =
90 deinterlace_scanline_scaler_bob_packed;
91 dism_class->interpolate_scanline_uyvy =
92 deinterlace_scanline_scaler_bob_packed;
93 dism_class->interpolate_scanline_nv12 =
94 deinterlace_scanline_scaler_bob_packed;
95 dism_class->interpolate_scanline_nv21 =
96 deinterlace_scanline_scaler_bob_packed;
97 dism_class->interpolate_scanline_argb =
98 deinterlace_scanline_scaler_bob_packed;
99 dism_class->interpolate_scanline_abgr =
100 deinterlace_scanline_scaler_bob_packed;
101 dism_class->interpolate_scanline_rgba =
102 deinterlace_scanline_scaler_bob_packed;
103 dism_class->interpolate_scanline_bgra =
104 deinterlace_scanline_scaler_bob_packed;
105 dism_class->interpolate_scanline_rgb = deinterlace_scanline_scaler_bob_packed;
106 dism_class->interpolate_scanline_bgr = deinterlace_scanline_scaler_bob_packed;
107 dism_class->interpolate_scanline_planar_y =
108 deinterlace_scanline_scaler_bob_planar_y;
109 dism_class->interpolate_scanline_planar_u =
110 deinterlace_scanline_scaler_bob_planar_u;
111 dism_class->interpolate_scanline_planar_v =
112 deinterlace_scanline_scaler_bob_planar_v;
113 }
114
115 static void
gst_deinterlace_method_scaler_bob_init(GstDeinterlaceMethodScalerBob * self)116 gst_deinterlace_method_scaler_bob_init (GstDeinterlaceMethodScalerBob * self)
117 {
118 }
119