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1c1bc56a3b
Add an extra field to the simple deinterlace implementation, so that methods can potentially use 5 fields - the current field, and 2 before and 2 after. Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-good/-/merge_requests/444>
222 lines
9.5 KiB
C
222 lines
9.5 KiB
C
/*
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* GStreamer
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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., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef __GST_DEINTERLACE_METHOD_H__
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#define __GST_DEINTERLACE_METHOD_H__
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#include <gst/gst.h>
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#include <gst/video/video.h>
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#if defined(HAVE_GCC_ASM) && defined(HAVE_ORC)
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#if defined(HAVE_CPU_I386) || defined(HAVE_CPU_X86_64)
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#define BUILD_X86_ASM
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#endif
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#endif
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G_BEGIN_DECLS
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#define GST_TYPE_DEINTERLACE_METHOD (gst_deinterlace_method_get_type ())
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#define GST_IS_DEINTERLACE_METHOD(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_DEINTERLACE_METHOD))
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#define GST_IS_DEINTERLACE_METHOD_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_DEINTERLACE_METHOD))
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#define GST_DEINTERLACE_METHOD_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_DEINTERLACE_METHOD, GstDeinterlaceMethodClass))
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#define GST_DEINTERLACE_METHOD(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_DEINTERLACE_METHOD, GstDeinterlaceMethod))
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#define GST_DEINTERLACE_METHOD_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_DEINTERLACE_METHOD, GstDeinterlaceMethodClass))
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#define GST_DEINTERLACE_METHOD_CAST(obj) ((GstDeinterlaceMethod*)(obj))
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typedef struct _GstDeinterlaceMethod GstDeinterlaceMethod;
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typedef struct _GstDeinterlaceMethodClass GstDeinterlaceMethodClass;
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#define PICTURE_PROGRESSIVE 0
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#define PICTURE_INTERLACED_BOTTOM 1
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#define PICTURE_INTERLACED_TOP 2
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#define PICTURE_INTERLACED_MASK (PICTURE_INTERLACED_BOTTOM | PICTURE_INTERLACED_TOP)
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typedef struct
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{
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GstVideoFrame *frame;
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/* see PICTURE_ flags in *.c */
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guint flags;
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GstVideoTimeCode *tc;
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GstVideoCaptionMeta *caption;
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} GstDeinterlaceField;
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/*
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* This structure defines the deinterlacer plugin.
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*/
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typedef void (*GstDeinterlaceMethodDeinterlaceFunction) (
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GstDeinterlaceMethod *self, const GstDeinterlaceField *history,
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guint history_count, GstVideoFrame *outframe, int cur_field_idx);
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struct _GstDeinterlaceMethod {
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GstObject parent;
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GstVideoInfo *vinfo;
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GstDeinterlaceMethodDeinterlaceFunction deinterlace_frame;
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};
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struct _GstDeinterlaceMethodClass {
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GstObjectClass parent_class;
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guint fields_required;
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guint latency;
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gboolean (*supported) (GstDeinterlaceMethodClass *klass, GstVideoFormat format, gint width, gint height);
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void (*setup) (GstDeinterlaceMethod *self, GstVideoInfo * vinfo);
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GstDeinterlaceMethodDeinterlaceFunction deinterlace_frame_yuy2;
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GstDeinterlaceMethodDeinterlaceFunction deinterlace_frame_yvyu;
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GstDeinterlaceMethodDeinterlaceFunction deinterlace_frame_uyvy;
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GstDeinterlaceMethodDeinterlaceFunction deinterlace_frame_i420;
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GstDeinterlaceMethodDeinterlaceFunction deinterlace_frame_yv12;
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GstDeinterlaceMethodDeinterlaceFunction deinterlace_frame_y444;
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GstDeinterlaceMethodDeinterlaceFunction deinterlace_frame_y42b;
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GstDeinterlaceMethodDeinterlaceFunction deinterlace_frame_y41b;
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GstDeinterlaceMethodDeinterlaceFunction deinterlace_frame_ayuv;
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GstDeinterlaceMethodDeinterlaceFunction deinterlace_frame_nv12;
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GstDeinterlaceMethodDeinterlaceFunction deinterlace_frame_nv21;
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GstDeinterlaceMethodDeinterlaceFunction deinterlace_frame_argb;
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GstDeinterlaceMethodDeinterlaceFunction deinterlace_frame_abgr;
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GstDeinterlaceMethodDeinterlaceFunction deinterlace_frame_rgba;
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GstDeinterlaceMethodDeinterlaceFunction deinterlace_frame_bgra;
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GstDeinterlaceMethodDeinterlaceFunction deinterlace_frame_rgb;
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GstDeinterlaceMethodDeinterlaceFunction deinterlace_frame_bgr;
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const gchar *name;
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const gchar *nick;
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};
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GType gst_deinterlace_method_get_type (void);
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gboolean gst_deinterlace_method_supported (GType type, GstVideoFormat format, gint width, gint height);
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void gst_deinterlace_method_setup (GstDeinterlaceMethod * self, GstVideoInfo * vinfo);
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void gst_deinterlace_method_deinterlace_frame (GstDeinterlaceMethod * self, const GstDeinterlaceField * history, guint history_count, GstVideoFrame * outframe,
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int cur_field_idx);
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gint gst_deinterlace_method_get_fields_required (GstDeinterlaceMethod * self);
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gint gst_deinterlace_method_get_latency (GstDeinterlaceMethod * self);
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#define GST_TYPE_DEINTERLACE_SIMPLE_METHOD (gst_deinterlace_simple_method_get_type ())
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#define GST_IS_DEINTERLACE_SIMPLE_METHOD(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_DEINTERLACE_SIMPLE_METHOD))
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#define GST_IS_DEINTERLACE_SIMPLE_METHOD_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_DEINTERLACE_SIMPLE_METHOD))
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#define GST_DEINTERLACE_SIMPLE_METHOD_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_DEINTERLACE_SIMPLE_METHOD, GstDeinterlaceSimpleMethodClass))
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#define GST_DEINTERLACE_SIMPLE_METHOD(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_DEINTERLACE_SIMPLE_METHOD, GstDeinterlaceSimpleMethod))
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#define GST_DEINTERLACE_SIMPLE_METHOD_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_DEINTERLACE_SIMPLE_METHOD, GstDeinterlaceSimpleMethodClass))
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#define GST_DEINTERLACE_SIMPLE_METHOD_CAST(obj) ((GstDeinterlaceSimpleMethod*)(obj))
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typedef struct _GstDeinterlaceSimpleMethod GstDeinterlaceSimpleMethod;
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typedef struct _GstDeinterlaceSimpleMethodClass GstDeinterlaceSimpleMethodClass;
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typedef struct _GstDeinterlaceScanlineData GstDeinterlaceScanlineData;
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/*
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* This structure defines the simple deinterlacer plugin.
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*/
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struct _GstDeinterlaceScanlineData {
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const guint8 *ttp, *tp, *mp, *bp, *bbp;
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const guint8 *tt0, *t0, *m0, *b0, *bb0;
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const guint8 *tt1, *t1, *m1, *b1, *bb1;
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const guint8 *tt2, *t2, *m2, *b2, *bb2;
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const guint8 *tp2, *bp2;
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gboolean bottom_field;
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};
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/*
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* For interpolate_scanline the input is:
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*
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* | t-3 t-2 t-1 t t+1 t+2
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* | Field 3 | Field 2 | Field 1 | Field 0 | Field -1 | Field -2
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* | TT3 | | TT1 | | TTp |
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* | | T2 | | T0 | | Tp2
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* | M3 | | M1 | | Mp |
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* | | B2 | | B0 | | Bp2
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* | BB3 | | BB1 | | BBp |
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*
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* For copy_scanline the input is:
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*
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* | t-3 t-2 t-1 t t+1
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* | Field 3 | Field 2 | Field 1 | Field 0 | Field -1
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* | | TT2 | | TT0 |
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* | T3 | | T1 | | Tp
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* | | M2 | | M0 |
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* | B3 | | B1 | | Bp
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* | | BB2 | | BB0 |
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*
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* All other values are NULL.
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*/
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typedef void (*GstDeinterlaceSimpleMethodFunction) (GstDeinterlaceSimpleMethod *self, guint8 *out, const GstDeinterlaceScanlineData *scanlines, guint size);
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struct _GstDeinterlaceSimpleMethod {
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GstDeinterlaceMethod parent;
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GstDeinterlaceSimpleMethodFunction interpolate_scanline_packed;
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GstDeinterlaceSimpleMethodFunction copy_scanline_packed;
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GstDeinterlaceSimpleMethodFunction interpolate_scanline_planar[3];
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GstDeinterlaceSimpleMethodFunction copy_scanline_planar[3];
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};
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struct _GstDeinterlaceSimpleMethodClass {
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GstDeinterlaceMethodClass parent_class;
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/* Packed formats */
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GstDeinterlaceSimpleMethodFunction interpolate_scanline_yuy2;
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GstDeinterlaceSimpleMethodFunction copy_scanline_yuy2;
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GstDeinterlaceSimpleMethodFunction interpolate_scanline_yvyu;
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GstDeinterlaceSimpleMethodFunction copy_scanline_yvyu;
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GstDeinterlaceSimpleMethodFunction interpolate_scanline_uyvy;
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GstDeinterlaceSimpleMethodFunction copy_scanline_uyvy;
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GstDeinterlaceSimpleMethodFunction interpolate_scanline_ayuv;
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GstDeinterlaceSimpleMethodFunction copy_scanline_ayuv;
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GstDeinterlaceSimpleMethodFunction interpolate_scanline_argb;
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GstDeinterlaceSimpleMethodFunction copy_scanline_argb;
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GstDeinterlaceSimpleMethodFunction interpolate_scanline_abgr;
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GstDeinterlaceSimpleMethodFunction copy_scanline_abgr;
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GstDeinterlaceSimpleMethodFunction interpolate_scanline_rgba;
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GstDeinterlaceSimpleMethodFunction copy_scanline_rgba;
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GstDeinterlaceSimpleMethodFunction interpolate_scanline_bgra;
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GstDeinterlaceSimpleMethodFunction copy_scanline_bgra;
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GstDeinterlaceSimpleMethodFunction interpolate_scanline_rgb;
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GstDeinterlaceSimpleMethodFunction copy_scanline_rgb;
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GstDeinterlaceSimpleMethodFunction interpolate_scanline_bgr;
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GstDeinterlaceSimpleMethodFunction copy_scanline_bgr;
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/* Semi-planar formats */
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GstDeinterlaceSimpleMethodFunction interpolate_scanline_nv12;
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GstDeinterlaceSimpleMethodFunction copy_scanline_nv12;
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GstDeinterlaceSimpleMethodFunction interpolate_scanline_nv21;
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GstDeinterlaceSimpleMethodFunction copy_scanline_nv21;
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/* Planar formats */
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GstDeinterlaceSimpleMethodFunction copy_scanline_planar_y;
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GstDeinterlaceSimpleMethodFunction interpolate_scanline_planar_y;
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GstDeinterlaceSimpleMethodFunction copy_scanline_planar_u;
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GstDeinterlaceSimpleMethodFunction interpolate_scanline_planar_u;
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GstDeinterlaceSimpleMethodFunction copy_scanline_planar_v;
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GstDeinterlaceSimpleMethodFunction interpolate_scanline_planar_v;
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};
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GType gst_deinterlace_simple_method_get_type (void);
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G_END_DECLS
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#endif /* __GST_DEINTERLACE_METHOD_H__ */
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