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agingtv: General cleanup and updating of copyright
Also make the scratch-lines property exported via a GObject property and initialize/reset the internal state correctly.
This commit is contained in:
Sebastian Dröge
parent
865f11192c
commit
f8424d0166
1 changed files with 76 additions and 59 deletions
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@ -1,9 +1,12 @@
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/* GStreamer
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* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
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* Copyright (C) <2003> David Schleef <ds@schleef.org>
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* Copyright (C) <2009> Sebastian Dröge <sebastian.droege@collabora.co.uk>
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*
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* EffecTV - Realtime Digital Video Effector
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* Copyright (C) 2001 FUKUCHI Kentarou
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* Copyright (C) 2001-2002 FUKUCHI Kentarou
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*
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* AgingTV - film-aging effect.
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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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@ -21,18 +24,6 @@
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* Boston, MA 02111-1307, USA.
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*/
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/*
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* This file was (probably) generated from gstvideotemplate.c,
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* gstvideotemplate.c,v 1.11 2004/01/07 08:56:45 ds Exp
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*/
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/* From main.c of warp-1.1:
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*
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* Simple DirectMedia Layer demo
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* Realtime picture 'gooing'
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* by sam lantinga slouken@devolution.com
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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@ -62,11 +53,16 @@ typedef struct _scratch
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gint x;
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gint dx;
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gint init;
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}
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scratch;
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} scratch;
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static int dx[8] = { 1, 1, 0, -1, -1, -1, 0, 1 };
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static int dy[8] = { 0, -1, -1, -1, 0, 1, 1, 1 };
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static const gint dx[8] = { 1, 1, 0, -1, -1, -1, 0, 1 };
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static const gint dy[8] = { 0, -1, -1, -1, 0, 1, 1, 1 };
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enum
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{
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PROP_0 = 0,
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PROP_SCRATCH_LINES
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};
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typedef struct _GstAgingTV GstAgingTV;
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typedef struct _GstAgingTVClass GstAgingTVClass;
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@ -92,14 +88,6 @@ struct _GstAgingTVClass
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GstVideoFilterClass parent_class;
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};
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GType gst_agingtv_get_type (void);
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static const GstElementDetails agingtv_details =
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GST_ELEMENT_DETAILS ("AgingTV effect",
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"Filter/Effect/Video",
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"AgingTV adds age to video input using scratches and dust",
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"Sam Lantinga <slouken@devolution.com>");
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static GstStaticPadTemplate gst_agingtv_src_template =
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GST_STATIC_PAD_TEMPLATE ("src",
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GST_PAD_SRC,
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@ -114,7 +102,8 @@ GST_STATIC_PAD_TEMPLATE ("sink",
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GST_STATIC_CAPS (GST_VIDEO_CAPS_BGRx)
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);
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static GstVideoFilterClass *parent_class = NULL;
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GST_BOILERPLATE (GstAgingTV, gst_agingtv, GstVideoFilter,
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GST_TYPE_VIDEO_FILTER);
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static gboolean
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gst_agingtv_set_caps (GstBaseTransform * btrans, GstCaps * incaps,
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@ -138,13 +127,11 @@ static gboolean
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gst_agingtv_get_unit_size (GstBaseTransform * btrans, GstCaps * caps,
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guint * size)
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{
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GstAgingTV *filter;
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GstAgingTV *filter = GST_AGINGTV (btrans);
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GstStructure *structure;
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gboolean ret = FALSE;
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gint width, height;
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filter = GST_AGINGTV (btrans);
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structure = gst_caps_get_structure (caps, 0);
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if (gst_structure_get_int (structure, "width", &width) &&
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@ -314,6 +301,50 @@ pits (guint32 * dest, gint width, gint height, gint area_scale,
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}
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}
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static void
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gst_agingtv_get_property (GObject * object, guint prop_id,
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GValue * value, GParamSpec * pspec)
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{
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GstAgingTV *agingtv = GST_AGINGTV (object);
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switch (prop_id) {
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case PROP_SCRATCH_LINES:
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g_value_set_uint (value, agingtv->scratch_lines);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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}
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}
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static void
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gst_agingtv_set_property (GObject * object, guint prop_id,
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const GValue * value, GParamSpec * pspec)
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{
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GstAgingTV *agingtv = GST_AGINGTV (object);
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switch (prop_id) {
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case PROP_SCRATCH_LINES:
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agingtv->scratch_lines = g_value_get_uint (value);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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}
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}
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static gboolean
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gst_agingtv_start (GstBaseTransform * trans)
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{
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GstAgingTV *agingtv = GST_AGINGTV (trans);
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agingtv->coloraging_state = 0x18;
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agingtv->dust_interval = 0;
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agingtv->pits_interval = 0;
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memset (agingtv->scratches, 0, sizeof (agingtv->scratches));
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return TRUE;
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}
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static GstFlowReturn
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gst_agingtv_transform (GstBaseTransform * trans, GstBuffer * in,
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GstBuffer * out)
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@ -344,7 +375,10 @@ gst_agingtv_base_init (gpointer g_class)
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{
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GstElementClass *element_class = GST_ELEMENT_CLASS (g_class);
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gst_element_class_set_details (element_class, &agingtv_details);
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gst_element_class_set_details_simple (element_class, "AgingTV effect",
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"Filter/Effect/Video",
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"AgingTV adds age to video input using scratches and dust",
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"Sam Lantinga <slouken@devolution.com>");
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gst_element_class_add_pad_template (element_class,
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gst_static_pad_template_get (&gst_agingtv_sink_template));
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@ -353,44 +387,27 @@ gst_agingtv_base_init (gpointer g_class)
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}
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static void
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gst_agingtv_class_init (gpointer klass, gpointer class_data)
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gst_agingtv_class_init (GstAgingTVClass * klass)
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{
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GstBaseTransformClass *trans_class;
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GObjectClass *gobject_class = (GObjectClass *) klass;
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GstBaseTransformClass *trans_class = (GstBaseTransformClass *) klass;
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trans_class = (GstBaseTransformClass *) klass;
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gobject_class->set_property = gst_agingtv_set_property;
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gobject_class->get_property = gst_agingtv_get_property;
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parent_class = g_type_class_peek_parent (klass);
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g_object_class_install_property (gobject_class, PROP_SCRATCH_LINES,
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g_param_spec_uint ("scratch-lines", "Scratch Lines",
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"Number of scratch lines", 0, SCRATCH_MAX, 7,
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G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS | GST_PARAM_CONTROLLABLE));
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trans_class->set_caps = GST_DEBUG_FUNCPTR (gst_agingtv_set_caps);
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trans_class->get_unit_size = GST_DEBUG_FUNCPTR (gst_agingtv_get_unit_size);
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trans_class->transform = GST_DEBUG_FUNCPTR (gst_agingtv_transform);
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trans_class->start = GST_DEBUG_FUNCPTR (gst_agingtv_start);
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}
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static void
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gst_agingtv_init (GTypeInstance * instance, gpointer g_class)
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gst_agingtv_init (GstAgingTV * agingtv, GstAgingTVClass * klass)
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{
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}
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GType
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gst_agingtv_get_type (void)
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{
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static GType agingtv_type = 0;
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if (!agingtv_type) {
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static const GTypeInfo agingtv_info = {
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sizeof (GstAgingTVClass),
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gst_agingtv_base_init,
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NULL,
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gst_agingtv_class_init,
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NULL,
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NULL,
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sizeof (GstAgingTV),
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0,
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gst_agingtv_init,
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};
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agingtv_type = g_type_register_static (GST_TYPE_VIDEO_FILTER,
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"GstAgingTV", &agingtv_info, 0);
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}
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return agingtv_type;
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agingtv->scratch_lines = 7;
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}
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