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Output frames used to have their interlace mode set to the same one as the input. This breaks their field and comp heights when deinterlacing an alternate stream.
210 lines
5.5 KiB
C
210 lines
5.5 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., 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_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 <gst/video/gstvideopool.h>
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#include <gst/video/gstvideometa.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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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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GST_DEINTERLACE_FIELDS_AUTO /* Automatically detect */
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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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GST_DEINTERLACE_MODE_AUTO_STRICT
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} GstDeinterlaceMode;
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typedef enum
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{
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GST_DEINTERLACE_LOCKING_NONE,
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GST_DEINTERLACE_LOCKING_AUTO,
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GST_DEINTERLACE_LOCKING_ACTIVE,
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GST_DEINTERLACE_LOCKING_PASSIVE,
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} GstDeinterlaceLocking;
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#define GST_DEINTERLACE_MAX_FIELD_HISTORY 10
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#define GST_DEINTERLACE_MAX_BUFFER_STATE_HISTORY 50
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/* check max field history is large enough */
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#if GST_DEINTERLACE_MAX_FIELD_HISTORY < GST_DEINTERLACE_MAX_BUFFER_STATE_HISTORY * 3
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#undef GST_DEINTERLACE_MAX_FIELD_HISTORY
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#define GST_DEINTERLACE_MAX_FIELD_HISTORY (GST_DEINTERLACE_MAX_BUFFER_STATE_HISTORY * 3)
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#endif
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typedef struct _TelecinePattern TelecinePattern;
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struct _TelecinePattern
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{
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const gchar *nick;
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guint8 length;
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guint8 ratio_n, ratio_d;
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guint8 states[GST_DEINTERLACE_MAX_BUFFER_STATE_HISTORY];
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};
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typedef struct _GstDeinterlaceBufferState GstDeinterlaceBufferState;
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struct _GstDeinterlaceBufferState
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{
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GstClockTime timestamp;
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GstClockTime duration;
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guint8 state;
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};
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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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GstDeinterlaceFields user_set_fields;
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/* current state (differs when flushing/inverse telecine using weave) */
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GstDeinterlaceMethods method_id;
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/* property value */
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GstDeinterlaceMethods user_set_method_id;
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GstDeinterlaceMethod *method;
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GstVideoInfo vinfo;
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GstVideoInfo vinfo_out;
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GstBufferPool *pool;
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GstAllocator *allocator;
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GstAllocationParams params;
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gboolean passthrough;
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gboolean discont;
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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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int cur_field_idx;
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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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gint64 processed;
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gint64 dropped;
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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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GstDeinterlaceLocking locking;
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gint low_latency;
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gboolean drop_orphans;
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gboolean ignore_obscure;
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gboolean pattern_lock;
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gboolean pattern_refresh;
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GstDeinterlaceBufferState buf_states[GST_DEINTERLACE_MAX_BUFFER_STATE_HISTORY];
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gint state_count;
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gint pattern;
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guint8 pattern_phase;
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guint8 pattern_count;
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guint8 output_count;
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GstClockTime pattern_base_ts;
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GstClockTime pattern_buf_dur;
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gboolean need_more;
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gboolean have_eos;
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gboolean telecine_tc_warned;
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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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