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250 lines
9.3 KiB
C
250 lines
9.3 KiB
C
/*
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*
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* GStreamer
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* Copyright (c) 2000 Tom Barry All rights reserved.
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* mmx.h port copyright (c) 2002 Billy Biggs <vektor@dumbterm.net>.
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*
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* Copyright (C) 2008,2010 Sebastian Dröge <slomo@collabora.co.uk>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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/*
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* Relicensed for GStreamer from GPL to LGPL with permit from Tom Barry
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* and Billy Biggs.
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* See: http://bugzilla.gnome.org/show_bug.cgi?id=163578
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*/
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#include "gstdeinterlacemethod.h"
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#include <string.h>
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#include "tvtime.h"
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#define GST_TYPE_DEINTERLACE_METHOD_GREEDY_L (gst_deinterlace_method_greedy_l_get_type ())
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#define GST_IS_DEINTERLACE_METHOD_GREEDY_L(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_DEINTERLACE_METHOD_GREEDY_L))
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#define GST_IS_DEINTERLACE_METHOD_GREEDY_L_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_DEINTERLACE_METHOD_GREEDY_L))
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#define GST_DEINTERLACE_METHOD_GREEDY_L_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_DEINTERLACE_METHOD_GREEDY_L, GstDeinterlaceMethodGreedyLClass))
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#define GST_DEINTERLACE_METHOD_GREEDY_L(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_DEINTERLACE_METHOD_GREEDY_L, GstDeinterlaceMethodGreedyL))
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#define GST_DEINTERLACE_METHOD_GREEDY_L_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_DEINTERLACE_METHOD_GREEDY_L, GstDeinterlaceMethodGreedyLClass))
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#define GST_DEINTERLACE_METHOD_GREEDY_L_CAST(obj) ((GstDeinterlaceMethodGreedyL*)(obj))
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GType gst_deinterlace_method_greedy_l_get_type (void);
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typedef struct
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{
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GstDeinterlaceSimpleMethod parent;
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guint max_comb;
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} GstDeinterlaceMethodGreedyL;
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typedef GstDeinterlaceSimpleMethodClass GstDeinterlaceMethodGreedyLClass;
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// This is a simple lightweight DeInterlace method that uses little CPU time
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// but gives very good results for low or intermedite motion.
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// It defers frames by one field, but that does not seem to produce noticeable
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// lip sync problems.
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//
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// The method used is to take either the older or newer weave pixel depending
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// upon which give the smaller comb factor, and then clip to avoid large damage
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// when wrong.
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//
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// I'd intended this to be part of a larger more elaborate method added to
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// Blended Clip but this give too good results for the CPU to ignore here.
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static inline void
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deinterlace_greedy_interpolate_scanline_orc (GstDeinterlaceSimpleMethod * self,
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guint8 * out, const GstDeinterlaceScanlineData * scanlines, guint size)
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{
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guint max_comb = GST_DEINTERLACE_METHOD_GREEDY_L (self)->max_comb;
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if (scanlines->m1 == NULL || scanlines->mp == NULL) {
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deinterlace_line_linear (out, scanlines->t0, scanlines->b0, size);
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} else {
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deinterlace_line_greedy (out, scanlines->m1, scanlines->t0, scanlines->b0,
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scanlines->mp ? scanlines->mp : scanlines->m1, max_comb, size);
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}
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}
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static inline void
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deinterlace_greedy_interpolate_scanline_orc_planar_u (GstDeinterlaceSimpleMethod
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* self, guint8 * out, const GstDeinterlaceScanlineData * scanlines, guint
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size)
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{
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guint max_comb = GST_DEINTERLACE_METHOD_GREEDY_L (self)->max_comb;
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if (scanlines->m1 == NULL || scanlines->mp == NULL) {
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deinterlace_line_linear (out, scanlines->t0, scanlines->b0, size);
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} else {
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deinterlace_line_greedy (out, scanlines->m1, scanlines->t0, scanlines->b0,
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scanlines->mp ? scanlines->mp : scanlines->m1, max_comb, size);
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}
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}
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static inline void
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deinterlace_greedy_interpolate_scanline_orc_planar_v (GstDeinterlaceSimpleMethod
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* self, guint8 * out, const GstDeinterlaceScanlineData * scanlines, guint
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size)
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{
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guint max_comb = GST_DEINTERLACE_METHOD_GREEDY_L (self)->max_comb;
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if (scanlines->m1 == NULL || scanlines->mp == NULL) {
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deinterlace_line_linear (out, scanlines->t0, scanlines->b0, size);
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} else {
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deinterlace_line_greedy (out, scanlines->m1, scanlines->t0, scanlines->b0,
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scanlines->mp ? scanlines->mp : scanlines->m1, max_comb, size);
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}
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}
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static void
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deinterlace_greedy_copy_scanline (GstDeinterlaceSimpleMethod * self,
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guint8 * out, const GstDeinterlaceScanlineData * scanlines, guint size)
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{
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memcpy (out, scanlines->m0, size);
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}
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static void
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deinterlace_greedy_copy_scanline_planar_u (GstDeinterlaceSimpleMethod * self,
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guint8 * out, const GstDeinterlaceScanlineData * scanlines, guint size)
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{
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memcpy (out, scanlines->m0, size);
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}
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static void
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deinterlace_greedy_copy_scanline_planar_v (GstDeinterlaceSimpleMethod * self,
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guint8 * out, const GstDeinterlaceScanlineData * scanlines, guint size)
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{
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memcpy (out, scanlines->m0, size);
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}
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G_DEFINE_TYPE (GstDeinterlaceMethodGreedyL, gst_deinterlace_method_greedy_l,
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GST_TYPE_DEINTERLACE_SIMPLE_METHOD);
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enum
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{
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PROP_0,
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PROP_MAX_COMB
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};
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static void
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gst_deinterlace_method_greedy_l_set_property (GObject * object, guint prop_id,
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const GValue * value, GParamSpec * pspec)
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{
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GstDeinterlaceMethodGreedyL *self = GST_DEINTERLACE_METHOD_GREEDY_L (object);
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switch (prop_id) {
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case PROP_MAX_COMB:
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self->max_comb = g_value_get_uint (value);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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}
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}
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static void
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gst_deinterlace_method_greedy_l_get_property (GObject * object, guint prop_id,
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GValue * value, GParamSpec * pspec)
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{
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GstDeinterlaceMethodGreedyL *self = GST_DEINTERLACE_METHOD_GREEDY_L (object);
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switch (prop_id) {
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case PROP_MAX_COMB:
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g_value_set_uint (value, self->max_comb);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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}
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}
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static void
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gst_deinterlace_method_greedy_l_class_init (GstDeinterlaceMethodGreedyLClass *
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klass)
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{
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GstDeinterlaceMethodClass *dim_class = (GstDeinterlaceMethodClass *) klass;
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GstDeinterlaceSimpleMethodClass *dism_class =
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(GstDeinterlaceSimpleMethodClass *) klass;
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GObjectClass *gobject_class = (GObjectClass *) klass;
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gobject_class->set_property = gst_deinterlace_method_greedy_l_set_property;
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gobject_class->get_property = gst_deinterlace_method_greedy_l_get_property;
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g_object_class_install_property (gobject_class, PROP_MAX_COMB,
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g_param_spec_uint ("max-comb",
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"Max comb",
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"Max Comb", 0, 255, 15, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)
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);
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dim_class->fields_required = 2;
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dim_class->name = "Motion Adaptive: Simple Detection";
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dim_class->nick = "greedyl";
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dim_class->latency = 1;
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dism_class->interpolate_scanline_ayuv =
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deinterlace_greedy_interpolate_scanline_orc;
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dism_class->interpolate_scanline_yuy2 =
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deinterlace_greedy_interpolate_scanline_orc;
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dism_class->interpolate_scanline_yvyu =
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deinterlace_greedy_interpolate_scanline_orc;
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dism_class->interpolate_scanline_uyvy =
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deinterlace_greedy_interpolate_scanline_orc;
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dism_class->interpolate_scanline_nv12 =
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deinterlace_greedy_interpolate_scanline_orc;
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dism_class->interpolate_scanline_nv21 =
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deinterlace_greedy_interpolate_scanline_orc;
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dism_class->interpolate_scanline_argb =
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deinterlace_greedy_interpolate_scanline_orc;
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dism_class->interpolate_scanline_abgr =
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deinterlace_greedy_interpolate_scanline_orc;
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dism_class->interpolate_scanline_rgba =
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deinterlace_greedy_interpolate_scanline_orc;
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dism_class->interpolate_scanline_bgra =
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deinterlace_greedy_interpolate_scanline_orc;
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dism_class->interpolate_scanline_rgb =
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deinterlace_greedy_interpolate_scanline_orc;
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dism_class->interpolate_scanline_bgr =
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deinterlace_greedy_interpolate_scanline_orc;
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dism_class->interpolate_scanline_planar_y =
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deinterlace_greedy_interpolate_scanline_orc;
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dism_class->interpolate_scanline_planar_u =
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deinterlace_greedy_interpolate_scanline_orc_planar_u;
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dism_class->interpolate_scanline_planar_v =
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deinterlace_greedy_interpolate_scanline_orc_planar_v;
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dism_class->copy_scanline_ayuv = deinterlace_greedy_copy_scanline;
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dism_class->copy_scanline_yuy2 = deinterlace_greedy_copy_scanline;
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dism_class->copy_scanline_yvyu = deinterlace_greedy_copy_scanline;
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dism_class->copy_scanline_uyvy = deinterlace_greedy_copy_scanline;
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dism_class->copy_scanline_argb = deinterlace_greedy_copy_scanline;
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dism_class->copy_scanline_abgr = deinterlace_greedy_copy_scanline;
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dism_class->copy_scanline_rgba = deinterlace_greedy_copy_scanline;
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dism_class->copy_scanline_bgra = deinterlace_greedy_copy_scanline;
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dism_class->copy_scanline_rgb = deinterlace_greedy_copy_scanline;
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dism_class->copy_scanline_bgr = deinterlace_greedy_copy_scanline;
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dism_class->copy_scanline_planar_y = deinterlace_greedy_copy_scanline;
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dism_class->copy_scanline_planar_u =
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deinterlace_greedy_copy_scanline_planar_u;
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dism_class->copy_scanline_planar_v =
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deinterlace_greedy_copy_scanline_planar_v;
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}
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static void
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gst_deinterlace_method_greedy_l_init (GstDeinterlaceMethodGreedyL * self)
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{
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self->max_comb = 15;
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}
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