gstreamer/ext/metadata/gstmetadatamux.h
Edgard Lima 794ad7ca1b Fixed get_range bug when injecting and stripping. And mux is almost done now.
Original commit message from CVS:
Fixed get_range bug when injecting and stripping. And mux is almost done now.
2007-11-30 12:53:13 +00:00

115 lines
3.9 KiB
C

/*
* GStreamer
* Copyright 2007 Edgard Lima <edgard.lima@indt.org.br>
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*
* Alternatively, the contents of this file may be used under the
* GNU Lesser General Public License Version 2.1 (the "LGPL"), in
* which case the following provisions apply instead of the ones
* mentioned above:
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifndef __GST_METADATA_MUX_H__
#define __GST_METADATA_MUX_H__
#include <gst/gst.h>
#include "metadata.h"
G_BEGIN_DECLS
/* #defines don't like whitespacey bits */
#define GST_TYPE_METADATA_MUX \
(gst_metadata_mux_get_type())
#define GST_METADATA_MUX(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_METADATA_MUX,GstMetadataMux))
#define GST_METADATA_MUX_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_METADATA_MUX,GstMetadataMuxClass))
#define GST_IS_METADATA_MUX(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_METADATA_MUX))
#define GST_IS_METADATA_MUX_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_METADATA_MUX))
typedef struct _GstMetadataMux GstMetadataMux;
typedef struct _GstMetadataMuxClass GstMetadataMuxClass;
typedef enum _tag_MetadataState
{
MT_STATE_NULL, /* still need to check media type */
MT_STATE_MUXED
} MetadataState;
struct _GstMetadataMux
{
GstElement element;
GstPad *sinkpad, *srcpad;
gboolean exif;
gboolean iptc;
gboolean xmp;
GstTagList *taglist;
MetaData mux_data;
GstAdapter *adapter_parsing;
GstAdapter *adapter_holding;
guint32 next_offset;
guint32 next_size;
ImageType img_type;
gint64 offset_orig; /* offset in original stream */
gint64 duration_orig; /* durarion of stream */
gint64 offset; /* offset in current stream */
gint64 duration; /* durarion of modified stream */
MetadataState state;
GstBuffer * prepend_buffer;
GstBuffer * append_buffer;
gboolean need_more_data;
gboolean need_send_tag; /* demux still need send tags */
gboolean need_calculate_offset; /* mux need to calculate offsets of insert chunks */
};
struct _GstMetadataMuxClass
{
GstElementClass parent_class;
};
extern GType gst_metadata_mux_get_type (void);
G_END_DECLS
#endif /* __GST_METADATA_MUX_H__ */