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312 lines
12 KiB
C
312 lines
12 KiB
C
/*
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*
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* GStreamer
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* Copyright (C) 2004 Billy Biggs <vektor@dumbterm.net>
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* Copyright (c) 2001, 2002, 2003 Fabrice Bellard.
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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., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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/*
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* This file contains code from ffmpeg, see http://ffmpeg.org/ (LGPL)
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* and modifications by Billy Biggs.
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*
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* Relicensed for GStreamer from GPL to LGPL with permit from 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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#ifdef HAVE_ORC
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#include <orc/orc.h>
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#endif
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#include "tvtime.h"
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#define GST_TYPE_DEINTERLACE_METHOD_VFIR (gst_deinterlace_method_vfir_get_type ())
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#define GST_IS_DEINTERLACE_METHOD_VFIR(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_DEINTERLACE_METHOD_VFIR))
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#define GST_IS_DEINTERLACE_METHOD_VFIR_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_DEINTERLACE_METHOD_VFIR))
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#define GST_DEINTERLACE_METHOD_VFIR_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_DEINTERLACE_METHOD_VFIR, GstDeinterlaceMethodVFIRClass))
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#define GST_DEINTERLACE_METHOD_VFIR(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_DEINTERLACE_METHOD_VFIR, GstDeinterlaceMethodVFIR))
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#define GST_DEINTERLACE_METHOD_VFIR_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_DEINTERLACE_METHOD_VFIR, GstDeinterlaceMethodVFIRClass))
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#define GST_DEINTERLACE_METHOD_VFIR_CAST(obj) ((GstDeinterlaceMethodVFIR*)(obj))
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GType gst_deinterlace_method_vfir_get_type (void);
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typedef GstDeinterlaceSimpleMethod GstDeinterlaceMethodVFIR;
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typedef GstDeinterlaceSimpleMethodClass GstDeinterlaceMethodVFIRClass;
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/*
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* The MPEG2 spec uses a slightly harsher filter, they specify
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* [-1 8 2 8 -1]. ffmpeg uses a similar filter but with more of
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* a tendancy to blur than to use the local information. The
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* filter taps here are: [-1 4 2 4 -1].
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*/
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/*
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* C implementation.
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*/
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static inline void
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deinterlace_c (guint8 * dst, const guint8 * lum_m4, const guint8 * lum_m3,
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const guint8 * lum_m2, const guint8 * lum_m1, const guint8 * lum, gint size)
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{
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deinterlace_line_vfir (dst, lum_m4, lum_m3, lum_m2, lum_m1, lum, size);
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}
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static void
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deinterlace_line_packed_c (GstDeinterlaceSimpleMethod * self, guint8 * dst,
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const GstDeinterlaceScanlineData * scanlines)
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{
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const guint8 *lum_m4 = scanlines->tt1;
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const guint8 *lum_m3 = scanlines->t0;
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const guint8 *lum_m2 = scanlines->m1;
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const guint8 *lum_m1 = scanlines->b0;
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const guint8 *lum = scanlines->bb1;
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gint size = self->parent.row_stride[0];
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deinterlace_c (dst, lum_m4, lum_m3, lum_m2, lum_m1, lum, size);
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}
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static void
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deinterlace_line_planar_y_c (GstDeinterlaceSimpleMethod * self, guint8 * dst,
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const GstDeinterlaceScanlineData * scanlines)
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{
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const guint8 *lum_m4 = scanlines->tt1;
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const guint8 *lum_m3 = scanlines->t0;
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const guint8 *lum_m2 = scanlines->m1;
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const guint8 *lum_m1 = scanlines->b0;
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const guint8 *lum = scanlines->bb1;
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gint size = self->parent.row_stride[0];
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deinterlace_c (dst, lum_m4, lum_m3, lum_m2, lum_m1, lum, size);
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}
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static void
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deinterlace_line_planar_u_c (GstDeinterlaceSimpleMethod * self, guint8 * dst,
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const GstDeinterlaceScanlineData * scanlines)
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{
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const guint8 *lum_m4 = scanlines->tt1;
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const guint8 *lum_m3 = scanlines->t0;
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const guint8 *lum_m2 = scanlines->m1;
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const guint8 *lum_m1 = scanlines->b0;
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const guint8 *lum = scanlines->bb1;
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gint size = self->parent.row_stride[1];
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deinterlace_c (dst, lum_m4, lum_m3, lum_m2, lum_m1, lum, size);
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}
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static void
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deinterlace_line_planar_v_c (GstDeinterlaceSimpleMethod * self, guint8 * dst,
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const GstDeinterlaceScanlineData * scanlines)
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{
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const guint8 *lum_m4 = scanlines->tt1;
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const guint8 *lum_m3 = scanlines->t0;
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const guint8 *lum_m2 = scanlines->m1;
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const guint8 *lum_m1 = scanlines->b0;
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const guint8 *lum = scanlines->bb1;
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gint size = self->parent.row_stride[2];
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deinterlace_c (dst, lum_m4, lum_m3, lum_m2, lum_m1, lum, size);
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}
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#ifdef BUILD_X86_ASM
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#include "mmx.h"
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static void
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deinterlace_mmx (guint8 * dst, const guint8 * lum_m4, const guint8 * lum_m3,
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const guint8 * lum_m2, const guint8 * lum_m1, const guint8 * lum, gint size)
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{
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mmx_t rounder;
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rounder.uw[0] = 4;
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rounder.uw[1] = 4;
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rounder.uw[2] = 4;
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rounder.uw[3] = 4;
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pxor_r2r (mm7, mm7);
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movq_m2r (rounder, mm6);
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for (; size > 3; size -= 4) {
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movd_m2r (*lum_m4, mm0);
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movd_m2r (*lum_m3, mm1);
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movd_m2r (*lum_m2, mm2);
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movd_m2r (*lum_m1, mm3);
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movd_m2r (*lum, mm4);
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punpcklbw_r2r (mm7, mm0);
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punpcklbw_r2r (mm7, mm1);
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punpcklbw_r2r (mm7, mm2);
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punpcklbw_r2r (mm7, mm3);
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punpcklbw_r2r (mm7, mm4);
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paddw_r2r (mm3, mm1);
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psllw_i2r (1, mm2);
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paddw_r2r (mm4, mm0);
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psllw_i2r (2, mm1); // 2
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paddw_r2r (mm6, mm2);
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paddw_r2r (mm2, mm1);
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psubusw_r2r (mm0, mm1);
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psrlw_i2r (3, mm1); // 3
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packuswb_r2r (mm7, mm1);
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movd_r2m (mm1, *dst);
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lum_m4 += 4;
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lum_m3 += 4;
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lum_m2 += 4;
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lum_m1 += 4;
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lum += 4;
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dst += 4;
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}
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emms ();
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/* Handle odd widths */
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if (size > 0)
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deinterlace_c (dst, lum_m4, lum_m3, lum_m2, lum_m1, lum, size);
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}
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static void
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deinterlace_line_packed_mmx (GstDeinterlaceSimpleMethod * self, guint8 * dst,
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const GstDeinterlaceScanlineData * scanlines)
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{
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const guint8 *lum_m4 = scanlines->tt1;
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const guint8 *lum_m3 = scanlines->t0;
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const guint8 *lum_m2 = scanlines->m1;
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const guint8 *lum_m1 = scanlines->b0;
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const guint8 *lum = scanlines->bb1;
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gint size = self->parent.row_stride[0];
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deinterlace_mmx (dst, lum_m4, lum_m3, lum_m2, lum_m1, lum, size);
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}
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static void
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deinterlace_line_planar_y_mmx (GstDeinterlaceSimpleMethod * self, guint8 * dst,
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const GstDeinterlaceScanlineData * scanlines)
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{
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const guint8 *lum_m4 = scanlines->tt1;
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const guint8 *lum_m3 = scanlines->t0;
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const guint8 *lum_m2 = scanlines->m1;
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const guint8 *lum_m1 = scanlines->b0;
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const guint8 *lum = scanlines->bb1;
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gint size = self->parent.row_stride[0];
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deinterlace_mmx (dst, lum_m4, lum_m3, lum_m2, lum_m1, lum, size);
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}
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static void
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deinterlace_line_planar_u_mmx (GstDeinterlaceSimpleMethod * self, guint8 * dst,
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const GstDeinterlaceScanlineData * scanlines)
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{
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const guint8 *lum_m4 = scanlines->tt1;
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const guint8 *lum_m3 = scanlines->t0;
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const guint8 *lum_m2 = scanlines->m1;
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const guint8 *lum_m1 = scanlines->b0;
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const guint8 *lum = scanlines->bb1;
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gint size = self->parent.row_stride[1];
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deinterlace_mmx (dst, lum_m4, lum_m3, lum_m2, lum_m1, lum, size);
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}
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static void
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deinterlace_line_planar_v_mmx (GstDeinterlaceSimpleMethod * self, guint8 * dst,
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const GstDeinterlaceScanlineData * scanlines)
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{
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const guint8 *lum_m4 = scanlines->tt1;
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const guint8 *lum_m3 = scanlines->t0;
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const guint8 *lum_m2 = scanlines->m1;
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const guint8 *lum_m1 = scanlines->b0;
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const guint8 *lum = scanlines->bb1;
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gint size = self->parent.row_stride[2];
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deinterlace_mmx (dst, lum_m4, lum_m3, lum_m2, lum_m1, lum, size);
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}
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#endif
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G_DEFINE_TYPE (GstDeinterlaceMethodVFIR, gst_deinterlace_method_vfir,
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GST_TYPE_DEINTERLACE_SIMPLE_METHOD);
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static void
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gst_deinterlace_method_vfir_class_init (GstDeinterlaceMethodVFIRClass * 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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#ifdef BUILD_X86_ASM
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guint cpu_flags =
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orc_target_get_default_flags (orc_target_get_by_name ("mmx"));
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#endif
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dim_class->fields_required = 2;
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dim_class->name = "Blur Vertical";
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dim_class->nick = "vfir";
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dim_class->latency = 0;
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#ifdef BUILD_X86_ASM
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if (cpu_flags & ORC_TARGET_MMX_MMX) {
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dism_class->interpolate_scanline_ayuv = deinterlace_line_packed_mmx;
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dism_class->interpolate_scanline_yuy2 = deinterlace_line_packed_mmx;
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dism_class->interpolate_scanline_yvyu = deinterlace_line_packed_mmx;
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dism_class->interpolate_scanline_uyvy = deinterlace_line_packed_mmx;
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dism_class->interpolate_scanline_nv12 = deinterlace_line_packed_mmx;
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dism_class->interpolate_scanline_nv21 = deinterlace_line_packed_mmx;
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dism_class->interpolate_scanline_argb = deinterlace_line_packed_mmx;
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dism_class->interpolate_scanline_abgr = deinterlace_line_packed_mmx;
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dism_class->interpolate_scanline_rgba = deinterlace_line_packed_mmx;
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dism_class->interpolate_scanline_bgra = deinterlace_line_packed_mmx;
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dism_class->interpolate_scanline_rgb = deinterlace_line_packed_mmx;
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dism_class->interpolate_scanline_bgr = deinterlace_line_packed_mmx;
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dism_class->interpolate_scanline_planar_y = deinterlace_line_planar_y_mmx;
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dism_class->interpolate_scanline_planar_u = deinterlace_line_planar_u_mmx;
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dism_class->interpolate_scanline_planar_v = deinterlace_line_planar_v_mmx;
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} else {
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dism_class->interpolate_scanline_yuy2 = deinterlace_line_packed_c;
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dism_class->interpolate_scanline_yvyu = deinterlace_line_packed_c;
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dism_class->interpolate_scanline_uyvy = deinterlace_line_packed_c;
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dism_class->interpolate_scanline_ayuv = deinterlace_line_packed_c;
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dism_class->interpolate_scanline_nv12 = deinterlace_line_packed_c;
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dism_class->interpolate_scanline_nv21 = deinterlace_line_packed_c;
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dism_class->interpolate_scanline_argb = deinterlace_line_packed_c;
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dism_class->interpolate_scanline_abgr = deinterlace_line_packed_c;
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dism_class->interpolate_scanline_rgba = deinterlace_line_packed_c;
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dism_class->interpolate_scanline_bgra = deinterlace_line_packed_c;
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dism_class->interpolate_scanline_rgb = deinterlace_line_packed_c;
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dism_class->interpolate_scanline_bgr = deinterlace_line_packed_c;
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dism_class->interpolate_scanline_planar_y = deinterlace_line_planar_y_c;
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dism_class->interpolate_scanline_planar_u = deinterlace_line_planar_u_c;
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dism_class->interpolate_scanline_planar_v = deinterlace_line_planar_v_c;
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}
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#else
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dism_class->interpolate_scanline_ayuv = deinterlace_line_packed_c;
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dism_class->interpolate_scanline_yuy2 = deinterlace_line_packed_c;
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dism_class->interpolate_scanline_yvyu = deinterlace_line_packed_c;
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dism_class->interpolate_scanline_uyvy = deinterlace_line_packed_c;
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dism_class->interpolate_scanline_nv12 = deinterlace_line_packed_c;
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dism_class->interpolate_scanline_nv21 = deinterlace_line_packed_c;
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dism_class->interpolate_scanline_argb = deinterlace_line_packed_c;
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dism_class->interpolate_scanline_abgr = deinterlace_line_packed_c;
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dism_class->interpolate_scanline_rgba = deinterlace_line_packed_c;
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dism_class->interpolate_scanline_bgra = deinterlace_line_packed_c;
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dism_class->interpolate_scanline_rgb = deinterlace_line_packed_c;
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dism_class->interpolate_scanline_bgr = deinterlace_line_packed_c;
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dism_class->interpolate_scanline_planar_y = deinterlace_line_planar_y_c;
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dism_class->interpolate_scanline_planar_u = deinterlace_line_planar_u_c;
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dism_class->interpolate_scanline_planar_v = deinterlace_line_planar_v_c;
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#endif
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}
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static void
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gst_deinterlace_method_vfir_init (GstDeinterlaceMethodVFIR * self)
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{
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}
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