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155 lines
4 KiB
C
155 lines
4 KiB
C
/*
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* GStreamer
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* Copyright (C) 2005 Martin Eikermann <meiker@upb.de>
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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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#ifndef __GST_DEINTERLACE_H__
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#define __GST_DEINTERLACE_H__
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#include <gst/gst.h>
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#include <gst/video/video.h>
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#include <liboil/liboil.h>
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#include <liboil/liboilcpu.h>
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#include <liboil/liboilfunction.h>
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#include "gstdeinterlacemethod.h"
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G_BEGIN_DECLS
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#define GST_TYPE_DEINTERLACE \
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(gst_deinterlace_get_type())
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#define GST_DEINTERLACE(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_DEINTERLACE,GstDeinterlace))
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#define GST_DEINTERLACE_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_DEINTERLACE,GstDeinterlace))
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#define GST_IS_DEINTERLACE(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_DEINTERLACE))
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#define GST_IS_DEINTERLACE_CLASS(obj) \
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(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_DEINTERLACE))
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typedef struct _GstDeinterlace GstDeinterlace;
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typedef struct _GstDeinterlaceClass GstDeinterlaceClass;
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#define GST_DEINTERLACE_MAX_FIELD_HISTORY 10
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typedef enum
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{
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GST_DEINTERLACE_TOMSMOCOMP,
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GST_DEINTERLACE_GREEDY_H,
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GST_DEINTERLACE_GREEDY_L,
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GST_DEINTERLACE_VFIR,
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GST_DEINTERLACE_LINEAR,
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GST_DEINTERLACE_LINEAR_BLEND,
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GST_DEINTERLACE_SCALER_BOB,
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GST_DEINTERLACE_WEAVE,
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GST_DEINTERLACE_WEAVE_TFF,
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GST_DEINTERLACE_WEAVE_BFF
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} GstDeinterlaceMethods;
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typedef enum
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{
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GST_DEINTERLACE_ALL, /* All (missing data is interp.) */
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GST_DEINTERLACE_TF, /* Top Fields Only */
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GST_DEINTERLACE_BF /* Bottom Fields Only */
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} GstDeinterlaceFields;
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typedef enum
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{
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GST_DEINTERLACE_LAYOUT_AUTO,
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GST_DEINTERLACE_LAYOUT_TFF,
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GST_DEINTERLACE_LAYOUT_BFF
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} GstDeinterlaceFieldLayout;
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typedef enum {
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GST_DEINTERLACE_MODE_AUTO,
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GST_DEINTERLACE_MODE_INTERLACED,
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GST_DEINTERLACE_MODE_DISABLED
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} GstDeinterlaceMode;
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struct _GstDeinterlace
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{
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GstElement parent;
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GstPad *srcpad, *sinkpad;
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/* <private> */
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GstDeinterlaceMode mode;
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GstDeinterlaceFieldLayout field_layout;
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GstDeinterlaceFields fields;
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GstDeinterlaceMethods method_id;
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GstDeinterlaceMethod *method;
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GstVideoFormat format;
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gint width, height; /* frame width & height */
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guint frame_size; /* frame size in bytes */
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gint fps_n, fps_d; /* frame rate */
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gboolean interlaced; /* is input interlaced? */
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gboolean passthrough;
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GstClockTime field_duration; /* Duration of one field */
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/* The most recent pictures
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PictureHistory[0] is always the most recent.
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Pointers are NULL if the picture in question isn't valid, e.g. because
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the program just started or a picture was skipped.
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*/
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GstDeinterlaceField field_history[GST_DEINTERLACE_MAX_FIELD_HISTORY];
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guint history_count;
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/* Set to TRUE if we're in still frame mode,
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i.e. just forward all buffers
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*/
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gboolean still_frame_mode;
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/* Last buffer that was pushed in */
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GstBuffer *last_buffer;
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/* Current segment */
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GstSegment segment;
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/* QoS stuff */
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gdouble proportion;
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GstClockTime earliest_time;
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/* Upstream negotiation stuff */
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GstCaps *sink_caps;
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GstCaps *src_caps;
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GstCaps *request_caps;
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gboolean reconfigure;
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GstDeinterlaceMode new_mode;
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GstDeinterlaceFields new_fields;
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};
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struct _GstDeinterlaceClass
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{
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GstElementClass parent_class;
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};
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GType gst_deinterlace_get_type (void);
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G_END_DECLS
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#endif /* __GST_DEINTERLACE_H__ */
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