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-rw-r--r--gst/deinterlace2/tvtime/greedy.c488
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diff --git a/gst/deinterlace2/tvtime/greedy.c b/gst/deinterlace2/tvtime/greedy.c
deleted file mode 100644
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--- a/gst/deinterlace2/tvtime/greedy.c
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-/*
- *
- * GStreamer
- * Copyright (c) 2000 Tom Barry All rights reserved.
- * mmx.h port copyright (c) 2002 Billy Biggs <vektor@dumbterm.net>.
- *
- * Copyright (C) 2008 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., 59 Temple Place - Suite 330,
- * Boston, MA 02111-1307, 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 "_stdint.h"
-
-#include "gstdeinterlace2.h"
-#include <string.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
-{
- GstDeinterlaceMethod parent;
-
- guint max_comb;
-} GstDeinterlaceMethodGreedyL;
-
-typedef struct
-{
- GstDeinterlaceMethodClass parent_class;
- void (*scanline) (GstDeinterlaceMethodGreedyL * self, uint8_t * L2,
- uint8_t * L1, uint8_t * L3, uint8_t * L2P, uint8_t * Dest, int size);
-} 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_packed422_scanline_c (GstDeinterlaceMethodGreedyL * self,
- uint8_t * m0, uint8_t * t1,
- uint8_t * b1, uint8_t * m2, uint8_t * output, int width)
-{
- int avg, l2_diff, lp2_diff, max, min, best;
- guint max_comb = self->max_comb;
-
- // L2 == m0
- // L1 == t1
- // L3 == b1
- // LP2 == m2
-
- while (width--) {
- avg = (*t1 + *b1) / 2;
-
- l2_diff = ABS (*m0 - avg);
- lp2_diff = ABS (*m2 - avg);
-
- if (l2_diff > lp2_diff)
- best = *m2;
- else
- best = *m0;
-
- max = MAX (*t1, *b1);
- min = MIN (*t1, *b1);
-
- if (max < 256 - max_comb)
- max += max_comb;
- else
- max = 255;
-
- if (min > max_comb)
- min -= max_comb;
- else
- min = 0;
-
- *output = CLAMP (best, min, max);
-
- // Advance to the next set of pixels.
- output += 1;
- m0 += 1;
- t1 += 1;
- b1 += 1;
- m2 += 1;
- }
-}
-
-#ifdef BUILD_X86_ASM
-#include "mmx.h"
-static void
-deinterlace_greedy_packed422_scanline_mmx (GstDeinterlaceMethodGreedyL * self,
- uint8_t * m0, uint8_t * t1,
- uint8_t * b1, uint8_t * m2, uint8_t * output, int width)
-{
- mmx_t MaxComb;
- mmx_t ShiftMask;
-
- // How badly do we let it weave? 0-255
- MaxComb.ub[0] = self->max_comb;
- MaxComb.ub[1] = self->max_comb;
- MaxComb.ub[2] = self->max_comb;
- MaxComb.ub[3] = self->max_comb;
- MaxComb.ub[4] = self->max_comb;
- MaxComb.ub[5] = self->max_comb;
- MaxComb.ub[6] = self->max_comb;
- MaxComb.ub[7] = self->max_comb;
-
- ShiftMask.ub[0] = 0x7f;
- ShiftMask.ub[1] = 0x7f;
- ShiftMask.ub[2] = 0x7f;
- ShiftMask.ub[3] = 0x7f;
- ShiftMask.ub[4] = 0x7f;
- ShiftMask.ub[5] = 0x7f;
- ShiftMask.ub[6] = 0x7f;
- ShiftMask.ub[7] = 0x7f;
-
- // L2 == m0
- // L1 == t1
- // L3 == b1
- // LP2 == m2
-
- movq_m2r (MaxComb, mm6);
-
- for (; width > 7; width -= 8) {
- movq_m2r (*t1, mm1); // L1
- movq_m2r (*m0, mm2); // L2
- movq_m2r (*b1, mm3); // L3
- movq_m2r (*m2, mm0); // LP2
-
- // average L1 and L3 leave result in mm4
- movq_r2r (mm1, mm4); // L1
- movq_r2r (mm3, mm5); // L3
- psrlw_i2r (1, mm4); // L1/2
- pand_m2r (ShiftMask, mm4);
- psrlw_i2r (1, mm5); // L3/2
- pand_m2r (ShiftMask, mm5);
- paddusb_r2r (mm5, mm4); // (L1 + L3) / 2
-
- // get abs value of possible L2 comb
- movq_r2r (mm2, mm7); // L2
- psubusb_r2r (mm4, mm7); // L2 - avg
- movq_r2r (mm4, mm5); // avg
- psubusb_r2r (mm2, mm5); // avg - L2
- por_r2r (mm7, mm5); // abs(avg-L2)
-
- // get abs value of possible LP2 comb
- movq_r2r (mm0, mm7); // LP2
- psubusb_r2r (mm4, mm7); // LP2 - avg
- psubusb_r2r (mm0, mm4); // avg - LP2
- por_r2r (mm7, mm4); // abs(avg-LP2)
-
- // use L2 or LP2 depending upon which makes smaller comb
- psubusb_r2r (mm5, mm4); // see if it goes to zero
- psubusb_r2r (mm5, mm5); // 0
- pcmpeqb_r2r (mm5, mm4); // if (mm4=0) then FF else 0
- pcmpeqb_r2r (mm4, mm5); // opposite of mm4
-
- // if Comb(LP2) <= Comb(L2) then mm4=ff, mm5=0 else mm4=0, mm5 = 55
- pand_r2r (mm2, mm5); // use L2 if mm5 == ff, else 0
- pand_r2r (mm0, mm4); // use LP2 if mm4 = ff, else 0
- por_r2r (mm5, mm4); // may the best win
-
- // Now lets clip our chosen value to be not outside of the range
- // of the high/low range L1-L3 by more than abs(L1-L3)
- // This allows some comb but limits the damages and also allows more
- // detail than a boring oversmoothed clip.
-
- movq_r2r (mm1, mm2); // copy L1
- psubusb_r2r (mm3, mm2); // - L3, with saturation
- paddusb_r2r (mm3, mm2); // now = Max(L1,L3)
-
- pcmpeqb_r2r (mm7, mm7); // all ffffffff
- psubusb_r2r (mm1, mm7); // - L1
- paddusb_r2r (mm7, mm3); // add, may sat at fff..
- psubusb_r2r (mm7, mm3); // now = Min(L1,L3)
-
- // allow the value to be above the high or below the low by amt of MaxComb
- paddusb_r2r (mm6, mm2); // increase max by diff
- psubusb_r2r (mm6, mm3); // lower min by diff
-
- psubusb_r2r (mm3, mm4); // best - Min
- paddusb_r2r (mm3, mm4); // now = Max(best,Min(L1,L3)
-
- pcmpeqb_r2r (mm7, mm7); // all ffffffff
- psubusb_r2r (mm4, mm7); // - Max(best,Min(best,L3)
- paddusb_r2r (mm7, mm2); // add may sat at FFF..
- psubusb_r2r (mm7, mm2); // now = Min( Max(best, Min(L1,L3), L2 )=L2 clipped
-
- movq_r2m (mm2, *output); // move in our clipped best
-
- // Advance to the next set of pixels.
- output += 8;
- m0 += 8;
- t1 += 8;
- b1 += 8;
- m2 += 8;
- }
- emms ();
- if (width > 0)
- deinterlace_greedy_packed422_scanline_c (self, m0, t1, b1, m2, output,
- width);
-}
-
-#include "sse.h"
-
-static void
-deinterlace_greedy_packed422_scanline_mmxext (GstDeinterlaceMethodGreedyL *
- self, uint8_t * m0, uint8_t * t1, uint8_t * b1, uint8_t * m2,
- uint8_t * output, int width)
-{
- mmx_t MaxComb;
-
- // How badly do we let it weave? 0-255
- MaxComb.ub[0] = self->max_comb;
- MaxComb.ub[1] = self->max_comb;
- MaxComb.ub[2] = self->max_comb;
- MaxComb.ub[3] = self->max_comb;
- MaxComb.ub[4] = self->max_comb;
- MaxComb.ub[5] = self->max_comb;
- MaxComb.ub[6] = self->max_comb;
- MaxComb.ub[7] = self->max_comb;
-
- // L2 == m0
- // L1 == t1
- // L3 == b1
- // LP2 == m2
-
- movq_m2r (MaxComb, mm6);
-
- for (; width > 7; width -= 8) {
- movq_m2r (*t1, mm1); // L1
- movq_m2r (*m0, mm2); // L2
- movq_m2r (*b1, mm3); // L3
- movq_m2r (*m2, mm0); // LP2
-
- // average L1 and L3 leave result in mm4
- movq_r2r (mm1, mm4); // L1
- pavgb_r2r (mm3, mm4); // (L1 + L3)/2
-
- // get abs value of possible L2 comb
- movq_r2r (mm2, mm7); // L2
- psubusb_r2r (mm4, mm7); // L2 - avg
- movq_r2r (mm4, mm5); // avg
- psubusb_r2r (mm2, mm5); // avg - L2
- por_r2r (mm7, mm5); // abs(avg-L2)
-
- // get abs value of possible LP2 comb
- movq_r2r (mm0, mm7); // LP2
- psubusb_r2r (mm4, mm7); // LP2 - avg
- psubusb_r2r (mm0, mm4); // avg - LP2
- por_r2r (mm7, mm4); // abs(avg-LP2)
-
- // use L2 or LP2 depending upon which makes smaller comb
- psubusb_r2r (mm5, mm4); // see if it goes to zero
- pxor_r2r (mm5, mm5); // 0
- pcmpeqb_r2r (mm5, mm4); // if (mm4=0) then FF else 0
- pcmpeqb_r2r (mm4, mm5); // opposite of mm4
-
- // if Comb(LP2) <= Comb(L2) then mm4=ff, mm5=0 else mm4=0, mm5 = 55
- pand_r2r (mm2, mm5); // use L2 if mm5 == ff, else 0
- pand_r2r (mm0, mm4); // use LP2 if mm4 = ff, else 0
- por_r2r (mm5, mm4); // may the best win
-
- // Now lets clip our chosen value to be not outside of the range
- // of the high/low range L1-L3 by more than abs(L1-L3)
- // This allows some comb but limits the damages and also allows more
- // detail than a boring oversmoothed clip.
-
- movq_r2r (mm1, mm2); // copy L1
- pmaxub_r2r (mm3, mm2); // now = Max(L1,L3)
-
- pminub_r2r (mm1, mm3); // now = Min(L1,L3)
-
- // allow the value to be above the high or below the low by amt of MaxComb
- paddusb_r2r (mm6, mm2); // increase max by diff
- psubusb_r2r (mm6, mm3); // lower min by diff
-
-
- pmaxub_r2r (mm3, mm4); // now = Max(best,Min(L1,L3)
- pminub_r2r (mm4, mm2); // now = Min( Max(best, Min(L1,L3)), L2 )=L2 clipped
-
- movq_r2m (mm2, *output); // move in our clipped best
-
- // Advance to the next set of pixels.
- output += 8;
- m0 += 8;
- t1 += 8;
- b1 += 8;
- m2 += 8;
- }
- emms ();
-
- if (width > 0)
- deinterlace_greedy_packed422_scanline_c (self, m0, t1, b1, m2, output,
- width);
-}
-
-#endif
-
-static void
-deinterlace_frame_di_greedy (GstDeinterlaceMethod * d_method,
- GstDeinterlace2 * object, GstBuffer * outbuf)
-{
- GstDeinterlaceMethodGreedyL *self =
- GST_DEINTERLACE_METHOD_GREEDY_L (d_method);
- GstDeinterlaceMethodGreedyLClass *klass =
- GST_DEINTERLACE_METHOD_GREEDY_L_GET_CLASS (self);
- int InfoIsOdd = 0;
- int Line;
- unsigned int Pitch = object->field_stride;
- unsigned char *L1; // ptr to Line1, of 3
- unsigned char *L2; // ptr to Line2, the weave line
- unsigned char *L3; // ptr to Line3
-
- unsigned char *L2P; // ptr to prev Line2
- unsigned char *Dest = GST_BUFFER_DATA (outbuf);
-
- // copy first even line no matter what, and the first odd line if we're
- // processing an EVEN field. (note diff from other deint rtns.)
-
- if (object->field_history[object->history_count - 1].flags ==
- PICTURE_INTERLACED_BOTTOM) {
- InfoIsOdd = 1;
-
- L1 = GST_BUFFER_DATA (object->field_history[object->history_count - 2].buf);
- L2 = GST_BUFFER_DATA (object->field_history[object->history_count - 1].buf);
- L3 = L1 + Pitch;
- L2P =
- GST_BUFFER_DATA (object->field_history[object->history_count - 3].buf);
-
- // copy first even line
- oil_memcpy (Dest, L1, object->row_stride);
- Dest += object->row_stride;
- } else {
- InfoIsOdd = 0;
- L1 = GST_BUFFER_DATA (object->field_history[object->history_count - 2].buf);
- L2 = GST_BUFFER_DATA (object->field_history[object->history_count -
- 1].buf) + Pitch;
- L3 = L1 + Pitch;
- L2P =
- GST_BUFFER_DATA (object->field_history[object->history_count - 3].buf) +
- Pitch;
-
- // copy first even line
- oil_memcpy (Dest, GST_BUFFER_DATA (object->field_history[0].buf),
- object->row_stride);
- Dest += object->row_stride;
- // then first odd line
- oil_memcpy (Dest, L1, object->row_stride);
- Dest += object->row_stride;
- }
-
- for (Line = 0; Line < (object->field_height - 1); ++Line) {
- klass->scanline (self, L2, L1, L3, L2P, Dest, object->row_stride);
- Dest += object->row_stride;
- oil_memcpy (Dest, L3, object->row_stride);
- Dest += object->row_stride;
-
- L1 += Pitch;
- L2 += Pitch;
- L3 += Pitch;
- L2P += Pitch;
- }
-
- if (InfoIsOdd) {
- oil_memcpy (Dest, L2, object->row_stride);
- }
-}
-
-
-G_DEFINE_TYPE (GstDeinterlaceMethodGreedyL, gst_deinterlace_method_greedy_l,
- GST_TYPE_DEINTERLACE_METHOD);
-
-enum
-{
- ARG_0,
- ARG_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 ARG_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 ARG_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;
- GObjectClass *gobject_class = (GObjectClass *) klass;
-#ifdef BUILD_X86_ASM
- guint cpu_flags = oil_cpu_get_flags ();
-#endif
-
- 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, ARG_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 = 4;
- dim_class->deinterlace_frame = deinterlace_frame_di_greedy;
- dim_class->name = "Motion Adaptive: Simple Detection";
- dim_class->nick = "greedyl";
- dim_class->latency = 1;
-
-#ifdef BUILD_X86_ASM
- if (cpu_flags & OIL_IMPL_FLAG_MMXEXT) {
- klass->scanline = deinterlace_greedy_packed422_scanline_mmxext;
- } else if (cpu_flags & OIL_IMPL_FLAG_MMX) {
- klass->scanline = deinterlace_greedy_packed422_scanline_mmx;
- } else {
- klass->scanline = deinterlace_greedy_packed422_scanline_c;
- }
-#else
- klass->scanline = deinterlace_greedy_packed422_scanline_c;
-#endif
-}
-
-static void
-gst_deinterlace_method_greedy_l_init (GstDeinterlaceMethodGreedyL * self)
-{
- self->max_comb = 15;
-}
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