mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-12-29 19:50:40 +00:00
0446787e65
This likely breaks stuff. The good: all of the methods now create field images aligned with input frames, without timestamp mangling. The bad: this touches a lot of code, much of which is hairy and in need of cleanup. However, at this point we can reasonably create a PSNR-based test.
174 lines
6.9 KiB
C
174 lines
6.9 KiB
C
/*
|
|
* Weave frames, bottom-field-first.
|
|
* Copyright (C) 2003 Billy Biggs <vektor@dumbterm.net>.
|
|
* Copyright (C) 2008,2010 Sebastian Dröge <sebastian.droege@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.
|
|
*/
|
|
|
|
/*
|
|
* Relicensed for GStreamer from GPL to LGPL with permit from 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>
|
|
|
|
#define GST_TYPE_DEINTERLACE_METHOD_WEAVE_BFF (gst_deinterlace_method_weave_bff_get_type ())
|
|
#define GST_IS_DEINTERLACE_METHOD_WEAVE_BFF(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_DEINTERLACE_METHOD_WEAVE_BFF))
|
|
#define GST_IS_DEINTERLACE_METHOD_WEAVE_BFF_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_DEINTERLACE_METHOD_WEAVE_BFF))
|
|
#define GST_DEINTERLACE_METHOD_WEAVE_BFF_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_DEINTERLACE_METHOD_WEAVE_BFF, GstDeinterlaceMethodWeaveBFFClass))
|
|
#define GST_DEINTERLACE_METHOD_WEAVE_BFF(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_DEINTERLACE_METHOD_WEAVE_BFF, GstDeinterlaceMethodWeaveBFF))
|
|
#define GST_DEINTERLACE_METHOD_WEAVE_BFF_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_DEINTERLACE_METHOD_WEAVE_BFF, GstDeinterlaceMethodWeaveBFFClass))
|
|
#define GST_DEINTERLACE_METHOD_WEAVE_BFF_CAST(obj) ((GstDeinterlaceMethodWeaveBFF*)(obj))
|
|
|
|
GType gst_deinterlace_method_weave_bff_get_type (void);
|
|
|
|
typedef GstDeinterlaceSimpleMethod GstDeinterlaceMethodWeaveBFF;
|
|
typedef GstDeinterlaceSimpleMethodClass GstDeinterlaceMethodWeaveBFFClass;
|
|
|
|
static void
|
|
deinterlace_scanline_weave_packed (GstDeinterlaceSimpleMethod * self,
|
|
guint8 * out, const GstDeinterlaceScanlineData * scanlines)
|
|
{
|
|
if (scanlines->m1 == NULL) {
|
|
memcpy (out, scanlines->b0, self->parent.row_stride[0]);
|
|
} else {
|
|
memcpy (out, scanlines->m1, self->parent.row_stride[0]);
|
|
}
|
|
}
|
|
|
|
static void
|
|
deinterlace_scanline_weave_planar_y (GstDeinterlaceSimpleMethod * self,
|
|
guint8 * out, const GstDeinterlaceScanlineData * scanlines)
|
|
{
|
|
if (scanlines->m1 == NULL) {
|
|
memcpy (out, scanlines->b0, self->parent.row_stride[0]);
|
|
} else {
|
|
memcpy (out, scanlines->m1, self->parent.row_stride[0]);
|
|
}
|
|
}
|
|
|
|
static void
|
|
deinterlace_scanline_weave_planar_u (GstDeinterlaceSimpleMethod * self,
|
|
guint8 * out, const GstDeinterlaceScanlineData * scanlines)
|
|
{
|
|
if (scanlines->m1 == NULL) {
|
|
memcpy (out, scanlines->b0, self->parent.row_stride[1]);
|
|
} else {
|
|
memcpy (out, scanlines->m1, self->parent.row_stride[1]);
|
|
}
|
|
}
|
|
|
|
static void
|
|
deinterlace_scanline_weave_planar_v (GstDeinterlaceSimpleMethod * self,
|
|
guint8 * out, const GstDeinterlaceScanlineData * scanlines)
|
|
{
|
|
if (scanlines->m1 == NULL) {
|
|
memcpy (out, scanlines->b0, self->parent.row_stride[2]);
|
|
} else {
|
|
memcpy (out, scanlines->m1, self->parent.row_stride[2]);
|
|
}
|
|
}
|
|
|
|
static void
|
|
copy_scanline_packed (GstDeinterlaceSimpleMethod * self, guint8 * out,
|
|
const GstDeinterlaceScanlineData * scanlines)
|
|
{
|
|
memcpy (out, scanlines->m0, self->parent.row_stride[0]);
|
|
}
|
|
|
|
static void
|
|
copy_scanline_planar_y (GstDeinterlaceSimpleMethod * self, guint8 * out,
|
|
const GstDeinterlaceScanlineData * scanlines)
|
|
{
|
|
memcpy (out, scanlines->m0, self->parent.row_stride[0]);
|
|
}
|
|
|
|
static void
|
|
copy_scanline_planar_u (GstDeinterlaceSimpleMethod * self, guint8 * out,
|
|
const GstDeinterlaceScanlineData * scanlines)
|
|
{
|
|
memcpy (out, scanlines->m0, self->parent.row_stride[1]);
|
|
}
|
|
|
|
static void
|
|
copy_scanline_planar_v (GstDeinterlaceSimpleMethod * self, guint8 * out,
|
|
const GstDeinterlaceScanlineData * scanlines)
|
|
{
|
|
memcpy (out, scanlines->m0, self->parent.row_stride[2]);
|
|
}
|
|
|
|
G_DEFINE_TYPE (GstDeinterlaceMethodWeaveBFF, gst_deinterlace_method_weave_bff,
|
|
GST_TYPE_DEINTERLACE_SIMPLE_METHOD);
|
|
|
|
static void
|
|
gst_deinterlace_method_weave_bff_class_init (GstDeinterlaceMethodWeaveBFFClass *
|
|
klass)
|
|
{
|
|
GstDeinterlaceMethodClass *dim_class = (GstDeinterlaceMethodClass *) klass;
|
|
GstDeinterlaceSimpleMethodClass *dism_class =
|
|
(GstDeinterlaceSimpleMethodClass *) klass;
|
|
|
|
dim_class->fields_required = 2;
|
|
dim_class->name = "Progressive: Bottom Field First";
|
|
dim_class->nick = "weavebff";
|
|
dim_class->latency = 1;
|
|
|
|
dism_class->interpolate_scanline_ayuv = deinterlace_scanline_weave_packed;
|
|
dism_class->interpolate_scanline_yuy2 = deinterlace_scanline_weave_packed;
|
|
dism_class->interpolate_scanline_yvyu = deinterlace_scanline_weave_packed;
|
|
dism_class->interpolate_scanline_uyvy = deinterlace_scanline_weave_packed;
|
|
dism_class->interpolate_scanline_nv12 = deinterlace_scanline_weave_packed;
|
|
dism_class->interpolate_scanline_nv21 = deinterlace_scanline_weave_packed;
|
|
dism_class->interpolate_scanline_argb = deinterlace_scanline_weave_packed;
|
|
dism_class->interpolate_scanline_abgr = deinterlace_scanline_weave_packed;
|
|
dism_class->interpolate_scanline_rgba = deinterlace_scanline_weave_packed;
|
|
dism_class->interpolate_scanline_bgra = deinterlace_scanline_weave_packed;
|
|
dism_class->interpolate_scanline_rgb = deinterlace_scanline_weave_packed;
|
|
dism_class->interpolate_scanline_bgr = deinterlace_scanline_weave_packed;
|
|
dism_class->interpolate_scanline_planar_y =
|
|
deinterlace_scanline_weave_planar_y;
|
|
dism_class->interpolate_scanline_planar_u =
|
|
deinterlace_scanline_weave_planar_u;
|
|
dism_class->interpolate_scanline_planar_v =
|
|
deinterlace_scanline_weave_planar_v;
|
|
|
|
dism_class->copy_scanline_ayuv = copy_scanline_packed;
|
|
dism_class->copy_scanline_yuy2 = copy_scanline_packed;
|
|
dism_class->copy_scanline_yvyu = copy_scanline_packed;
|
|
dism_class->copy_scanline_uyvy = copy_scanline_packed;
|
|
dism_class->copy_scanline_nv12 = copy_scanline_packed;
|
|
dism_class->copy_scanline_nv21 = copy_scanline_packed;
|
|
dism_class->copy_scanline_argb = copy_scanline_packed;
|
|
dism_class->copy_scanline_abgr = copy_scanline_packed;
|
|
dism_class->copy_scanline_rgba = copy_scanline_packed;
|
|
dism_class->copy_scanline_bgra = copy_scanline_packed;
|
|
dism_class->copy_scanline_rgb = copy_scanline_packed;
|
|
dism_class->copy_scanline_bgr = copy_scanline_packed;
|
|
dism_class->copy_scanline_planar_y = copy_scanline_planar_y;
|
|
dism_class->copy_scanline_planar_u = copy_scanline_planar_u;
|
|
dism_class->copy_scanline_planar_v = copy_scanline_planar_v;
|
|
}
|
|
|
|
static void
|
|
gst_deinterlace_method_weave_bff_init (GstDeinterlaceMethodWeaveBFF * self)
|
|
{
|
|
}
|