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123 lines
3.9 KiB
C
123 lines
3.9 KiB
C
/* -*- c-basic-offset: 2 -*-
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* GStreamer
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* Copyright (C) <2008> Vincent Penquerc'h <ogg.k.ogg.k at googlemail dot com>
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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_KATE_UTIL_H__
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#define __GST_KATE_UTIL_H__
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#include <kate/kate.h>
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#include <gst/gst.h>
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G_BEGIN_DECLS
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typedef enum {
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GST_KATE_FORMAT_UNDEFINED,
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GST_KATE_FORMAT_SPU,
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GST_KATE_FORMAT_TEXT_UTF8,
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GST_KATE_FORMAT_TEXT_PANGO_MARKUP
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} GstKateFormat;
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enum
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{
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ARG_DEC_BASE_0,
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ARG_DEC_BASE_LANGUAGE,
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ARG_DEC_BASE_CATEGORY,
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ARG_DEC_BASE_ORIGINAL_CANVAS_WIDTH,
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ARG_DEC_BASE_ORIGINAL_CANVAS_HEIGHT,
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DECODER_BASE_ARG_COUNT
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};
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typedef struct
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{
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GstEvent * event;
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gboolean (*handler)(GstPad *, GstObject*, GstEvent *);
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GstObject * parent;
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GstPad *pad;
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} GstKateDecoderBaseQueuedEvent;
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typedef struct
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{
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GstElement element;
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kate_state k;
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gboolean initialized;
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GstTagList *tags;
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gboolean tags_changed;
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gchar *language;
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gchar *category;
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gint original_canvas_width;
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gint original_canvas_height;
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GstSegment kate_segment;
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gboolean kate_flushing;
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gboolean delay_events;
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GQueue *event_queue;
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} GstKateDecoderBase;
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extern GstCaps *gst_kate_util_set_header_on_caps (GstElement * element,
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GstCaps * caps, GList * headers);
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extern void gst_kate_util_decode_base_init (GstKateDecoderBase * decoder,
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gboolean delay_events);
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extern void gst_kate_util_install_decoder_base_properties (GObjectClass *
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gobject_class);
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extern gboolean gst_kate_util_decoder_base_get_property (GstKateDecoderBase *
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decoder, GObject * object, guint prop_id, GValue * value,
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GParamSpec * pspec);
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extern GstFlowReturn
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gst_kate_util_decoder_base_chain_kate_packet (GstKateDecoderBase * decoder,
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GstElement * element, GstPad * pad, GstBuffer * buffer, GstPad * srcpad,
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GstPad * tagpad, GstCaps **src_caps, const kate_event ** ev);
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extern void
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gst_kate_util_decoder_base_set_flushing (GstKateDecoderBase * decoder,
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gboolean flushing);
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extern void
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gst_kate_util_decoder_base_segment_event (GstKateDecoderBase * decoder,
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GstEvent * event);
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extern gboolean
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gst_kate_util_decoder_base_update_segment (GstKateDecoderBase * decoder,
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GstElement * element, GstBuffer * buf);
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extern GstStateChangeReturn
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gst_kate_decoder_base_change_state (GstKateDecoderBase * decoder,
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GstElement * element, GstElementClass * parent_class,
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GstStateChange transition);
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extern gboolean gst_kate_decoder_base_convert (GstKateDecoderBase * decoder,
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GstElement * element, GstPad * pad, GstFormat src_fmt, gint64 src_val,
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GstFormat * dest_fmt, gint64 * dest_val);
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extern gboolean gst_kate_decoder_base_sink_query (GstKateDecoderBase * decoder,
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GstElement * element, GstPad * pad, GstObject * parent, GstQuery * query);
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extern gboolean
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gst_kate_util_decoder_base_queue_event (GstKateDecoderBase * decoder,
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GstEvent * event, gboolean (*handler)(GstPad *, GstObject *, GstEvent *),
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GstObject * parent, GstPad * pad);
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extern void
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gst_kate_util_decoder_base_add_tags (GstKateDecoderBase * decoder,
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GstTagList * tags, gboolean take_ownership_of_tags);
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extern GstEvent *
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gst_kate_util_decoder_base_get_tag_event (GstKateDecoderBase * decoder);
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extern const char *
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gst_kate_util_get_error_message (int ret);
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G_END_DECLS
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#endif /* __GST_KATE_UTIL_H__ */
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