gstreamer/gst/deinterlace2/tvtime/linearblend.c
Sebastian Dröge 71185cf5c3 [MOVED FROM BAD 38/56] gst/deinterlace2/: Add the remaining tvtime deinterlacing methods and fix the deinterlace_frame() implementation of G...
Original commit message from CVS:
* gst/deinterlace2/Makefile.am:
* gst/deinterlace2/gstdeinterlace2.c:
(gst_deinterlace_simple_method_deinterlace_frame),
(gst_deinterlace2_methods_get_type), (gst_deinterlace2_set_method):
* gst/deinterlace2/gstdeinterlace2.h:
* gst/deinterlace2/tvtime/linear.c:
(deinterlace_scanline_linear_c), (deinterlace_scanline_linear_mmx),
(deinterlace_scanline_linear_mmxext),
(gst_deinterlace_method_linear_class_init),
(gst_deinterlace_method_linear_init):
* gst/deinterlace2/tvtime/linearblend.c:
(deinterlace_scanline_linear_blend_c),
(deinterlace_scanline_linear_blend2_c),
(deinterlace_scanline_linear_blend_mmx),
(deinterlace_scanline_linear_blend2_mmx),
(gst_deinterlace_method_linear_blend_class_init),
(gst_deinterlace_method_linear_blend_init):
* gst/deinterlace2/tvtime/plugins.h:
* gst/deinterlace2/tvtime/scalerbob.c:
(deinterlace_scanline_scaler_bob),
(gst_deinterlace_method_scaler_bob_class_init),
(gst_deinterlace_method_scaler_bob_init):
* gst/deinterlace2/tvtime/weave.c: (deinterlace_scanline_weave),
(copy_scanline), (gst_deinterlace_method_weave_class_init),
(gst_deinterlace_method_weave_init):
* gst/deinterlace2/tvtime/weavebff.c: (deinterlace_scanline_weave),
(copy_scanline), (gst_deinterlace_method_weave_bff_class_init),
(gst_deinterlace_method_weave_bff_init):
* gst/deinterlace2/tvtime/weavetff.c: (deinterlace_scanline_weave),
(copy_scanline), (gst_deinterlace_method_weave_tff_class_init),
(gst_deinterlace_method_weave_tff_init):
Add the remaining tvtime deinterlacing methods and fix the
deinterlace_frame() implementation of GstDeinterlaceSimpleMethod.
2009-05-13 10:34:01 +02:00

231 lines
6.5 KiB
C

/**
* Linear blend deinterlacing plugin. The idea for this algorithm came
* from the linear blend deinterlacer which originated in the mplayer
* sources.
*
* 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 Lesser 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser 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.
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include "_stdint.h"
#include "gstdeinterlace2.h"
#include <string.h>
#define GST_TYPE_DEINTERLACE_METHOD_LINEAR_BLEND (gst_deinterlace_method_linear_blend_get_type ())
#define GST_IS_DEINTERLACE_METHOD_LINEAR_BLEND(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_DEINTERLACE_METHOD_LINEAR_BLEND))
#define GST_IS_DEINTERLACE_METHOD_LINEAR_BLEND_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_DEINTERLACE_METHOD_LINEAR_BLEND))
#define GST_DEINTERLACE_METHOD_LINEAR_BLEND_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_DEINTERLACE_METHOD_LINEAR_BLEND, GstDeinterlaceMethodLinearBlendClass))
#define GST_DEINTERLACE_METHOD_LINEAR_BLEND(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_DEINTERLACE_METHOD_LINEAR_BLEND, GstDeinterlaceMethodLinearBlend))
#define GST_DEINTERLACE_METHOD_LINEAR_BLEND_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_DEINTERLACE_METHOD_LINEAR_BLEND, GstDeinterlaceMethodLinearBlendClass))
#define GST_DEINTERLACE_METHOD_LINEAR_BLEND_CAST(obj) ((GstDeinterlaceMethodLinearBlend*)(obj))
GType gst_deinterlace_method_linear_blend_get_type (void);
typedef GstDeinterlaceSimpleMethod GstDeinterlaceMethodLinearBlend;
typedef GstDeinterlaceSimpleMethodClass GstDeinterlaceMethodLinearBlendClass;
static inline void
deinterlace_scanline_linear_blend_c (GstDeinterlaceMethod * self,
GstDeinterlace2 * parent, guint8 * out,
GstDeinterlaceScanlineData * scanlines, gint width)
{
guint8 *t0 = scanlines->t0;
guint8 *b0 = scanlines->b0;
guint8 *m1 = scanlines->m1;
width *= 2;
while (width--) {
*out++ = (*t0++ + *b0++ + (*m1++ << 1)) >> 2;
}
}
static inline void
deinterlace_scanline_linear_blend2_c (GstDeinterlaceMethod * self,
GstDeinterlace2 * parent, guint8 * out,
GstDeinterlaceScanlineData * scanlines, gint width)
{
guint8 *m0 = scanlines->m0;
guint8 *t1 = scanlines->t1;
guint8 *b1 = scanlines->b1;
width *= 2;
while (width--) {
*out++ = (*t1++ + *b1++ + (*m0++ << 1)) >> 2;
}
}
#ifdef BUILD_X86_ASM
#include "mmx.h"
static inline void
deinterlace_scanline_linear_blend_mmx (GstDeinterlaceMethod * self,
GstDeinterlace2 * parent, guint8 * out,
GstDeinterlaceScanlineData * scanlines, gint width)
{
guint8 *t0 = scanlines->t0;
guint8 *b0 = scanlines->b0;
guint8 *m1 = scanlines->m1;
gint i;
// Get width in bytes.
width *= 2;
i = width / 8;
width -= i * 8;
pxor_r2r (mm7, mm7);
while (i--) {
movd_m2r (*t0, mm0);
movd_m2r (*b0, mm1);
movd_m2r (*m1, mm2);
movd_m2r (*(t0 + 4), mm3);
movd_m2r (*(b0 + 4), mm4);
movd_m2r (*(m1 + 4), mm5);
punpcklbw_r2r (mm7, mm0);
punpcklbw_r2r (mm7, mm1);
punpcklbw_r2r (mm7, mm2);
punpcklbw_r2r (mm7, mm3);
punpcklbw_r2r (mm7, mm4);
punpcklbw_r2r (mm7, mm5);
psllw_i2r (1, mm2);
psllw_i2r (1, mm5);
paddw_r2r (mm0, mm2);
paddw_r2r (mm3, mm5);
paddw_r2r (mm1, mm2);
paddw_r2r (mm4, mm5);
psrlw_i2r (2, mm2);
psrlw_i2r (2, mm5);
packuswb_r2r (mm2, mm2);
packuswb_r2r (mm5, mm5);
movd_r2m (mm2, *out);
movd_r2m (mm5, *(out + 4));
out += 8;
t0 += 8;
b0 += 8;
m1 += 8;
}
while (width--) {
*out++ = (*t0++ + *b0++ + (*m1++ << 1)) >> 2;
}
emms ();
}
static inline void
deinterlace_scanline_linear_blend2_mmx (GstDeinterlaceMethod * self,
GstDeinterlace2 * parent, guint8 * out,
GstDeinterlaceScanlineData * scanlines, gint width)
{
guint8 *m0 = scanlines->m0;
guint8 *t1 = scanlines->t1;
guint8 *b1 = scanlines->b1;
gint i;
// Get width in bytes.
width *= 2;
i = width / 8;
width -= i * 8;
pxor_r2r (mm7, mm7);
while (i--) {
movd_m2r (*t1, mm0);
movd_m2r (*b1, mm1);
movd_m2r (*m0, mm2);
movd_m2r (*(t1 + 4), mm3);
movd_m2r (*(b1 + 4), mm4);
movd_m2r (*(m0 + 4), mm5);
punpcklbw_r2r (mm7, mm0);
punpcklbw_r2r (mm7, mm1);
punpcklbw_r2r (mm7, mm2);
punpcklbw_r2r (mm7, mm3);
punpcklbw_r2r (mm7, mm4);
punpcklbw_r2r (mm7, mm5);
psllw_i2r (1, mm2);
psllw_i2r (1, mm5);
paddw_r2r (mm0, mm2);
paddw_r2r (mm3, mm5);
paddw_r2r (mm1, mm2);
paddw_r2r (mm4, mm5);
psrlw_i2r (2, mm2);
psrlw_i2r (2, mm5);
packuswb_r2r (mm2, mm2);
packuswb_r2r (mm5, mm5);
movd_r2m (mm2, *out);
movd_r2m (mm5, *(out + 4));
out += 8;
t1 += 8;
b1 += 8;
m0 += 8;
}
while (width--) {
*out++ = (*t1++ + *b1++ + (*m0++ << 1)) >> 2;
}
emms ();
}
#endif
G_DEFINE_TYPE (GstDeinterlaceMethodLinearBlend,
gst_deinterlace_method_linear_blend, GST_TYPE_DEINTERLACE_SIMPLE_METHOD);
static void
gst_deinterlace_method_linear_blend_class_init
(GstDeinterlaceMethodLinearBlendClass * klass)
{
GstDeinterlaceMethodClass *dim_class = (GstDeinterlaceMethodClass *) klass;
GstDeinterlaceSimpleMethodClass *dism_class =
(GstDeinterlaceSimpleMethodClass *) klass;
#ifdef BUILD_X86_ASM
guint cpu_flags = oil_cpu_get_flags ();
#endif
dim_class->fields_required = 2;
dim_class->name = "Blur: Temporal";
dim_class->nick = "linearblend";
dim_class->latency = 0;
dism_class->interpolate_scanline = deinterlace_scanline_linear_blend_c;
dism_class->copy_scanline = deinterlace_scanline_linear_blend2_c;
#ifdef BUILD_X86_ASM
if (cpu_flags & OIL_IMPL_FLAG_MMX) {
dism_class->interpolate_scanline = deinterlace_scanline_linear_blend_mmx;
dism_class->copy_scanline = deinterlace_scanline_linear_blend2_mmx;
}
#endif
}
static void
gst_deinterlace_method_linear_blend_init (GstDeinterlaceMethodLinearBlend *
self)
{
}