diff options
| author | Antonin Descampe <antonin@gmail.com> | 2011-04-13 15:24:36 +0000 |
|---|---|---|
| committer | Antonin Descampe <antonin@gmail.com> | 2011-04-13 15:24:36 +0000 |
| commit | a6f19781d71ebedeada4deefd6eeefcfa1bdce5e (patch) | |
| tree | 83e887f0263f8ff2c72cb8215fd972411387e1a3 /libopenjpeg3d/bio.h | |
| parent | e5f3a101608c3b5a90a518c904146a43e9372d7c (diff) | |
renamed and reorganized "jp3d" directory to "openjpeg3d". Is now a standalone directory, with independent cmake files. Done as it uses its own version of the openjpeg library and does not depend on the one currently developped. Will be removed from the trunk and stored in a branch.openjpeg3d@749
Diffstat (limited to 'libopenjpeg3d/bio.h')
| -rwxr-xr-x | libopenjpeg3d/bio.h | 132 |
1 files changed, 132 insertions, 0 deletions
diff --git a/libopenjpeg3d/bio.h b/libopenjpeg3d/bio.h new file mode 100755 index 00000000..36bb942b --- /dev/null +++ b/libopenjpeg3d/bio.h @@ -0,0 +1,132 @@ +/*
+ * Copyright (c) 2001-2003, David Janssens
+ * Copyright (c) 2002-2003, Yannick Verschueren
+ * Copyright (c) 2003-2005, Francois Devaux and Antonin Descampe
+ * Copyright (c) 2005, Herve Drolon, FreeImage Team
+ * Copyright (c) 2002-2005, Communications and remote sensing Laboratory, Universite catholique de Louvain, Belgium
+ * 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 __BIO_H
+#define __BIO_H
+/**
+@file bio.h
+@brief Implementation of an individual bit input-output (BIO)
+
+The functions in BIO.C have for goal to realize an individual bit input - output.
+*/
+
+/** @defgroup BIO BIO - Individual bit input-output stream */
+/*@{*/
+
+/**
+Individual bit input-output stream (BIO)
+*/
+typedef struct opj_bio {
+/** pointer to the start of the buffer */
+ unsigned char *start;
+/** pointer to the end of the buffer */
+ unsigned char *end;
+/** pointer to the present position in the buffer */
+ unsigned char *bp;
+/** temporary place where each byte is read or written */
+ unsigned int buf;
+/** coder : number of bits free to write. decoder : number of bits read */
+ int ct;
+} opj_bio_t;
+
+/** @name Funciones generales */
+/*@{*/
+/* ----------------------------------------------------------------------- */
+/**
+Create a new BIO handle
+@return Returns a new BIO handle if successful, returns NULL otherwise
+*/
+opj_bio_t* bio_create();
+/**
+Destroy a previously created BIO handle
+@param bio BIO handle to destroy
+*/
+void bio_destroy(opj_bio_t *bio);
+/**
+Number of bytes written.
+@param bio BIO handle
+@return Returns the number of bytes written
+*/
+int bio_numbytes(opj_bio_t *bio);
+/**
+Init encoder
+@param bio BIO handle
+@param bp Output buffer
+@param len Output buffer length
+*/
+void bio_init_enc(opj_bio_t *bio, unsigned char *bp, int len);
+/**
+Init decoder
+@param bio BIO handle
+@param bp Input buffer
+@param len Input buffer length
+*/
+void bio_init_dec(opj_bio_t *bio, unsigned char *bp, int len);
+/**
+Write bits
+@param bio BIO handle
+@param v Value of bits
+@param n Number of bits to write
+*/
+void bio_write(opj_bio_t *bio, int v, int n);
+/**
+Read bits
+@param bio BIO handle
+@param n Number of bits to read
+@return Returns the corresponding read number
+*/
+int bio_read(opj_bio_t *bio, int n);
+/**
+Flush bits
+@param bio BIO handle
+@return Returns 1 if successful, returns 0 otherwise
+*/
+int bio_flush(opj_bio_t *bio);
+/**
+Passes the ending bits (coming from flushing)
+@param bio BIO handle
+@return Returns 1 if successful, returns 0 otherwise
+*/
+int bio_inalign(opj_bio_t *bio);
+/**
+Read a bit
+@param bio BIO handle
+@return Returns the read bit
+*/
+/* MOD antonin */
+//int bio_getbit(opj_bio_t *bio);
+/* DOM */
+/* ----------------------------------------------------------------------- */
+/*@}*/
+
+/*@}*/
+
+#endif /* __BIO_H */
+
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