1 files changed, 101 insertions, 0 deletions
diff --git a/src/lib/openjpip/codestream_manager.h b/src/lib/openjpip/codestream_manager.h
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+++ b/src/lib/openjpip/codestream_manager.h
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+/*
+ * $Id: codestream_manager.h 44 2011-02-15 12:32:29Z kaori $
+ *
+ * Copyright (c) 2002-2011, Communications and Remote Sensing Laboratory, Universite catholique de Louvain (UCL), Belgium
+ * Copyright (c) 2002-2011, Professor Benoit Macq
+ * Copyright (c) 2010-2011, Kaori Hagihara
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef   	CODESTREAM_MANAGER_H_
+# define   	CODESTREAM_MANAGER_H_
+
+#include "byte_manager.h"
+
+/** codestream parameters*/
+typedef struct codestream_param{
+  int fd;         /**< file descriptor*/
+  OPJ_OFF_T offset; /**< byte position of DBox (Box Contents) in the file*/
+  Byte8_t length; /**< content length*/
+} codestream_param_t;
+
+
+/**
+ * set codestream parameters from inputs
+ *
+ * @param[in] fd     file descriptor
+ * @param[in] offset offset in the file
+ * @param[in] length codestream length
+ * @return           structure of generated codestream parameters
+ */
+codestream_param_t set_codestream( int fd, OPJ_OFF_T offset, OPJ_SIZE_T length);
+
+
+/**
+ * fetch Codestream bytes of data in file stream
+ *
+ * @param[in] cs     codestream pointer
+ * @param[in] offset start Byte position in codestream
+ * @param[in] size   Byte length
+ * @return           pointer to the fetched data
+ */
+Byte_t * fetch_codestreambytes( codestream_param_t *cs, OPJ_OFF_T offset, OPJ_SIZE_T size);
+
+/**
+ * fetch Codestream 1-byte Byte code in file stream
+ *
+ * @param[in] cs     codestream pointer
+ * @param[in] offset start Byte position in codestream
+ * @return           fetched code
+ */
+Byte_t fetch_codestream1byte( codestream_param_t *cs, OPJ_OFF_T offset);
+
+/**
+ * fetch Codestream 2-byte big endian Byte codes in file stream
+ *
+ * @param[in] cs     codestream pointer
+ * @param[in] offset start Byte position in codestream
+ * @return           fetched code
+ */
+Byte2_t fetch_codestream2bytebigendian( codestream_param_t *cs, OPJ_OFF_T offset);
+
+/**
+ * fetch Codestream 4-byte big endian Byte codes in file stream
+ *
+ * @param[in] cs     codestream pointer
+ * @param[in] offset start Byte position in codestream
+ * @return           fetched code
+ */
+Byte4_t fetch_codestream4bytebigendian( codestream_param_t *cs, OPJ_OFF_T offset);
+
+
+/**
+ * print codestream parameters
+ *
+ * @param[in] cs codestream
+ */
+void print_codestream( codestream_param_t cs);
+
+
+#endif 	    /* !CODESTREAM_MANAGER_H_ */