From cedd09c9ff536bbac882e6e94e67b50b5e4cfb45 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Sebastian=20Dr=C3=B6ge?= Date: Sat, 2 Aug 2008 18:36:11 +0000 Subject: 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. --- gst/deinterlace2/tvtime/weavetff.c | 88 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 88 insertions(+) create mode 100644 gst/deinterlace2/tvtime/weavetff.c (limited to 'gst/deinterlace2/tvtime/weavetff.c') diff --git a/gst/deinterlace2/tvtime/weavetff.c b/gst/deinterlace2/tvtime/weavetff.c new file mode 100644 index 00000000..dec2bc57 --- /dev/null +++ b/gst/deinterlace2/tvtime/weavetff.c @@ -0,0 +1,88 @@ +/** + * Weave frames, top-field-first. + * Copyright (C) 2003 Billy Biggs . + * Copyright (C) 2008 Sebastian Dröge + * + * 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 + +#define GST_TYPE_DEINTERLACE_METHOD_WEAVE_TFF (gst_deinterlace_method_weave_tff_get_type ()) +#define GST_IS_DEINTERLACE_METHOD_WEAVE_TFF(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_DEINTERLACE_METHOD_WEAVE_TFF)) +#define GST_IS_DEINTERLACE_METHOD_WEAVE_TFF_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_DEINTERLACE_METHOD_WEAVE_TFF)) +#define GST_DEINTERLACE_METHOD_WEAVE_TFF_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_DEINTERLACE_METHOD_WEAVE_TFF, GstDeinterlaceMethodWeaveTFFClass)) +#define GST_DEINTERLACE_METHOD_WEAVE_TFF(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_DEINTERLACE_METHOD_WEAVE_TFF, GstDeinterlaceMethodWeaveTFF)) +#define GST_DEINTERLACE_METHOD_WEAVE_TFF_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_DEINTERLACE_METHOD_WEAVE_TFF, GstDeinterlaceMethodWeaveTFFClass)) +#define GST_DEINTERLACE_METHOD_WEAVE_TFF_CAST(obj) ((GstDeinterlaceMethodWeaveTFF*)(obj)) + +GType gst_deinterlace_method_weave_tff_get_type (void); + +typedef GstDeinterlaceSimpleMethod GstDeinterlaceMethodWeaveTFF; + +typedef GstDeinterlaceSimpleMethodClass GstDeinterlaceMethodWeaveTFFClass; + + +static void +deinterlace_scanline_weave (GstDeinterlaceMethod * self, + GstDeinterlace2 * parent, guint8 * out, + GstDeinterlaceScanlineData * scanlines, gint width) +{ + memcpy (out, scanlines->m1, parent->line_length); +} + +static void +copy_scanline (GstDeinterlaceMethod * self, GstDeinterlace2 * parent, + guint8 * out, GstDeinterlaceScanlineData * scanlines, gint width) +{ + /* FIXME: original code used m2 and m0 but this looks really bad */ + if (scanlines->bottom_field) { + memcpy (out, scanlines->bb0, parent->line_length); + } else { + memcpy (out, scanlines->bb2, parent->line_length); + } +} + +G_DEFINE_TYPE (GstDeinterlaceMethodWeaveTFF, gst_deinterlace_method_weave_tff, + GST_TYPE_DEINTERLACE_SIMPLE_METHOD); + +static void +gst_deinterlace_method_weave_tff_class_init (GstDeinterlaceMethodWeaveTFFClass * + klass) +{ + GstDeinterlaceMethodClass *dim_class = (GstDeinterlaceMethodClass *) klass; + GstDeinterlaceSimpleMethodClass *dism_class = + (GstDeinterlaceSimpleMethodClass *) klass; + + dim_class->fields_required = 3; + dim_class->name = "Progressive: Top Field First"; + dim_class->nick = "weavetff"; + dim_class->latency = 0; + + dism_class->interpolate_scanline = deinterlace_scanline_weave; + dism_class->copy_scanline = copy_scanline; +} + +static void +gst_deinterlace_method_weave_tff_init (GstDeinterlaceMethodWeaveTFF * self) +{ +} -- cgit v1.2.1