From 794ad7ca1bcf6d339aca85d1391e168f14aaee12 Mon Sep 17 00:00:00 2001
From: Edgard Lima <edgard.lima@indt.org.br>
Date: Fri, 30 Nov 2007 12:53:13 +0000
Subject: 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.
---
 ext/metadata/metadatamuxpng.h | 90 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 90 insertions(+)
 create mode 100644 ext/metadata/metadatamuxpng.h

(limited to 'ext/metadata/metadatamuxpng.h')

diff --git a/ext/metadata/metadatamuxpng.h b/ext/metadata/metadatamuxpng.h
new file mode 100644
index 00000000..3ae542c4
--- /dev/null
+++ b/ext/metadata/metadatamuxpng.h
@@ -0,0 +1,90 @@
+/*
+ * 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 __METADATAMUX_PNG_H__
+#define __METADATAMUX_PNG_H__
+
+#include <gst/base/gstadapter.h>
+
+#include "metadatatypes.h"
+
+G_BEGIN_DECLS
+
+typedef enum _tag_PngMuxState
+{
+  PNG_MUX_NULL,
+  PNG_MUX_READING,
+  PNG_MUX_JUMPING,
+  PNG_MUX_XMP,
+  PNG_MUX_DONE
+} PngMuxState;
+
+
+typedef struct _tag_PngMuxData
+{
+  PngMuxState state;
+
+  GstAdapter ** xmp_adapter;
+
+  MetadataChunkArray * strip_chunks;
+  MetadataChunkArray * inject_chunks;
+
+  guint32 read;
+} PngMuxData;
+
+
+extern void
+metadatamux_png_init (PngMuxData * png_data, GstAdapter ** exif_adpt,
+    GstAdapter ** iptc_adpt, GstAdapter ** xmp_adpt,
+    MetadataChunkArray * strip_chunks, MetadataChunkArray * inject_chunks);
+
+extern void metadatamux_png_dispose (PngMuxData * png_data);
+
+extern void metadatamux_png_lazy_update (PngMuxData * jpeg_data);
+
+int
+metadatamux_png_parse (PngMuxData * png_data, guint8 * buf,
+    guint32 * bufsize, const guint32 offset, guint8 ** next_start, guint32 * next_size);
+
+G_END_DECLS
+#endif /* __METADATAMUX_PNG_H__ */
-- 
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