1 files changed, 96 insertions, 0 deletions
diff --git a/ext/metadata/gstmetadatacommon.h b/ext/metadata/gstmetadatacommon.h
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+++ b/ext/metadata/gstmetadatacommon.h
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+/*
+ * 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_COMMON_H__
+#define __GST_METADATA_COMMON_H__
+
+#include "metadata.h"
+
+G_BEGIN_DECLS
+
+typedef struct _GstMetadataCommon GstMetadataCommon;
+
+typedef enum _tag_MetadataState
+{
+  MT_STATE_NULL,                /* still need to check media type */
+  MT_STATE_PARSED
+} MetadataState;
+
+struct _GstMetadataCommon {
+
+  MetaData metadata;
+  gint64 duration_orig;     /* durarion of stream */
+  gint64 duration;          /* durarion of modified stream */
+
+  GstBuffer * append_buffer;
+  MetadataState state;
+
+};
+
+extern void
+gst_metadata_common_init(GstMetadataCommon *common, gboolean parse, guint8 options);
+
+extern void
+gst_metadata_common_dispose(GstMetadataCommon *common);
+
+extern gboolean
+gst_metadata_common_strip_push_buffer (GstMetadataCommon *common, gint64 offset_orig,
+    GstBuffer ** prepend, GstBuffer ** buf);
+
+extern gboolean
+gst_metadata_common_translate_pos_to_orig (GstMetadataCommon *common,
+    gint64 pos, gint64 * orig_pos, GstBuffer ** buf);
+
+extern gboolean
+gst_metadata_common_calculate_offsets (GstMetadataCommon *common);
+
+extern void
+gst_metadata_common_update_segment_with_new_buffer (GstMetadataCommon *common,
+    guint8 ** buf, guint32 * size, MetadataChunkType type);
+
+extern const gchar *
+gst_metadata_common_get_type_name (int img_type);
+
+G_END_DECLS
+#endif /* __GST_METADATA_COMMON_H__ */