/* * * GStreamer * Copyright (c) 2000 Tom Barry All rights reserved. * mmx.h port copyright (c) 2002 Billy Biggs <vektor@dumbterm.net>. * * Copyright (C) 2008,2010 Sebastian Dröge <slomo@collabora.co.uk> * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Library General Public * License as published by the Free Software Foundation; either * version 2 of the License, or (at your option) any later version. * * This library 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 * Library General Public License for more details. * * You should have received a copy of the GNU Library General Public * License along with this library; if not, write to the * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, * Boston, MA 02110-1301, USA. */ /* * Relicensed for GStreamer from GPL to LGPL with permit from Tom Barry * and Billy Biggs. * See: http://bugzilla.gnome.org/show_bug.cgi?id=163578 */ #ifdef HAVE_CONFIG_H # include "config.h" #endif #include "gstdeinterlacemethod.h" #include <string.h> #include "tvtime.h" #define GST_TYPE_DEINTERLACE_METHOD_GREEDY_L (gst_deinterlace_method_greedy_l_get_type ()) #define GST_IS_DEINTERLACE_METHOD_GREEDY_L(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_DEINTERLACE_METHOD_GREEDY_L)) #define GST_IS_DEINTERLACE_METHOD_GREEDY_L_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_DEINTERLACE_METHOD_GREEDY_L)) #define GST_DEINTERLACE_METHOD_GREEDY_L_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_DEINTERLACE_METHOD_GREEDY_L, GstDeinterlaceMethodGreedyLClass)) #define GST_DEINTERLACE_METHOD_GREEDY_L(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_DEINTERLACE_METHOD_GREEDY_L, GstDeinterlaceMethodGreedyL)) #define GST_DEINTERLACE_METHOD_GREEDY_L_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_DEINTERLACE_METHOD_GREEDY_L, GstDeinterlaceMethodGreedyLClass)) #define GST_DEINTERLACE_METHOD_GREEDY_L_CAST(obj) ((GstDeinterlaceMethodGreedyL*)(obj)) GType gst_deinterlace_method_greedy_l_get_type (void); typedef struct { GstDeinterlaceSimpleMethod parent; guint max_comb; } GstDeinterlaceMethodGreedyL; typedef GstDeinterlaceSimpleMethodClass GstDeinterlaceMethodGreedyLClass; // This is a simple lightweight DeInterlace method that uses little CPU time // but gives very good results for low or intermedite motion. // It defers frames by one field, but that does not seem to produce noticeable // lip sync problems. // // The method used is to take either the older or newer weave pixel depending // upon which give the smaller comb factor, and then clip to avoid large damage // when wrong. // // I'd intended this to be part of a larger more elaborate method added to // Blended Clip but this give too good results for the CPU to ignore here. static inline void deinterlace_greedy_interpolate_scanline_orc (GstDeinterlaceSimpleMethod * self, guint8 * out, const GstDeinterlaceScanlineData * scanlines, guint size) { guint max_comb = GST_DEINTERLACE_METHOD_GREEDY_L (self)->max_comb; if (scanlines->m1 == NULL || scanlines->mp == NULL) { deinterlace_line_linear (out, scanlines->t0, scanlines->b0, size); } else { deinterlace_line_greedy (out, scanlines->m1, scanlines->t0, scanlines->b0, scanlines->mp ? scanlines->mp : scanlines->m1, max_comb, size); } } static inline void deinterlace_greedy_interpolate_scanline_orc_planar_u (GstDeinterlaceSimpleMethod * self, guint8 * out, const GstDeinterlaceScanlineData * scanlines, guint size) { guint max_comb = GST_DEINTERLACE_METHOD_GREEDY_L (self)->max_comb; if (scanlines->m1 == NULL || scanlines->mp == NULL) { deinterlace_line_linear (out, scanlines->t0, scanlines->b0, size); } else { deinterlace_line_greedy (out, scanlines->m1, scanlines->t0, scanlines->b0, scanlines->mp ? scanlines->mp : scanlines->m1, max_comb, size); } } static inline void deinterlace_greedy_interpolate_scanline_orc_planar_v (GstDeinterlaceSimpleMethod * self, guint8 * out, const GstDeinterlaceScanlineData * scanlines, guint size) { guint max_comb = GST_DEINTERLACE_METHOD_GREEDY_L (self)->max_comb; if (scanlines->m1 == NULL || scanlines->mp == NULL) { deinterlace_line_linear (out, scanlines->t0, scanlines->b0, size); } else { deinterlace_line_greedy (out, scanlines->m1, scanlines->t0, scanlines->b0, scanlines->mp ? scanlines->mp : scanlines->m1, max_comb, size); } } static void deinterlace_greedy_copy_scanline (GstDeinterlaceSimpleMethod * self, guint8 * out, const GstDeinterlaceScanlineData * scanlines, guint size) { memcpy (out, scanlines->m0, size); } static void deinterlace_greedy_copy_scanline_planar_u (GstDeinterlaceSimpleMethod * self, guint8 * out, const GstDeinterlaceScanlineData * scanlines, guint size) { memcpy (out, scanlines->m0, size); } static void deinterlace_greedy_copy_scanline_planar_v (GstDeinterlaceSimpleMethod * self, guint8 * out, const GstDeinterlaceScanlineData * scanlines, guint size) { memcpy (out, scanlines->m0, size); } G_DEFINE_TYPE (GstDeinterlaceMethodGreedyL, gst_deinterlace_method_greedy_l, GST_TYPE_DEINTERLACE_SIMPLE_METHOD); enum { PROP_0, PROP_MAX_COMB }; static void gst_deinterlace_method_greedy_l_set_property (GObject * object, guint prop_id, const GValue * value, GParamSpec * pspec) { GstDeinterlaceMethodGreedyL *self = GST_DEINTERLACE_METHOD_GREEDY_L (object); switch (prop_id) { case PROP_MAX_COMB: self->max_comb = g_value_get_uint (value); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); } } static void gst_deinterlace_method_greedy_l_get_property (GObject * object, guint prop_id, GValue * value, GParamSpec * pspec) { GstDeinterlaceMethodGreedyL *self = GST_DEINTERLACE_METHOD_GREEDY_L (object); switch (prop_id) { case PROP_MAX_COMB: g_value_set_uint (value, self->max_comb); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); } } static void gst_deinterlace_method_greedy_l_class_init (GstDeinterlaceMethodGreedyLClass * klass) { GstDeinterlaceMethodClass *dim_class = (GstDeinterlaceMethodClass *) klass; GstDeinterlaceSimpleMethodClass *dism_class = (GstDeinterlaceSimpleMethodClass *) klass; GObjectClass *gobject_class = (GObjectClass *) klass; gobject_class->set_property = gst_deinterlace_method_greedy_l_set_property; gobject_class->get_property = gst_deinterlace_method_greedy_l_get_property; g_object_class_install_property (gobject_class, PROP_MAX_COMB, g_param_spec_uint ("max-comb", "Max comb", "Max Comb", 0, 255, 15, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS) ); dim_class->fields_required = 2; dim_class->name = "Motion Adaptive: Simple Detection"; dim_class->nick = "greedyl"; dim_class->latency = 1; dism_class->interpolate_scanline_ayuv = deinterlace_greedy_interpolate_scanline_orc; dism_class->interpolate_scanline_yuy2 = deinterlace_greedy_interpolate_scanline_orc; dism_class->interpolate_scanline_yvyu = deinterlace_greedy_interpolate_scanline_orc; dism_class->interpolate_scanline_uyvy = deinterlace_greedy_interpolate_scanline_orc; dism_class->interpolate_scanline_argb = deinterlace_greedy_interpolate_scanline_orc; dism_class->interpolate_scanline_abgr = deinterlace_greedy_interpolate_scanline_orc; dism_class->interpolate_scanline_rgba = deinterlace_greedy_interpolate_scanline_orc; dism_class->interpolate_scanline_bgra = deinterlace_greedy_interpolate_scanline_orc; dism_class->interpolate_scanline_rgb = deinterlace_greedy_interpolate_scanline_orc; dism_class->interpolate_scanline_bgr = deinterlace_greedy_interpolate_scanline_orc; dism_class->interpolate_scanline_planar_y = deinterlace_greedy_interpolate_scanline_orc; dism_class->interpolate_scanline_planar_u = deinterlace_greedy_interpolate_scanline_orc_planar_u; dism_class->interpolate_scanline_planar_v = deinterlace_greedy_interpolate_scanline_orc_planar_v; dism_class->copy_scanline_ayuv = deinterlace_greedy_copy_scanline; dism_class->copy_scanline_yuy2 = deinterlace_greedy_copy_scanline; dism_class->copy_scanline_yvyu = deinterlace_greedy_copy_scanline; dism_class->copy_scanline_uyvy = deinterlace_greedy_copy_scanline; dism_class->copy_scanline_argb = deinterlace_greedy_copy_scanline; dism_class->copy_scanline_abgr = deinterlace_greedy_copy_scanline; dism_class->copy_scanline_rgba = deinterlace_greedy_copy_scanline; dism_class->copy_scanline_bgra = deinterlace_greedy_copy_scanline; dism_class->copy_scanline_rgb = deinterlace_greedy_copy_scanline; dism_class->copy_scanline_bgr = deinterlace_greedy_copy_scanline; dism_class->copy_scanline_planar_y = deinterlace_greedy_copy_scanline; dism_class->copy_scanline_planar_u = deinterlace_greedy_copy_scanline_planar_u; dism_class->copy_scanline_planar_v = deinterlace_greedy_copy_scanline_planar_v; } static void gst_deinterlace_method_greedy_l_init (GstDeinterlaceMethodGreedyL * self) { self->max_comb = 15; }