114 lines
No EOL
10 KiB
C
Executable file
114 lines
No EOL
10 KiB
C
Executable file
/*================================================================================================*\
|
|
|| ||
|
|
|| /$$$$$$$ /$$ /$$ /$$ /$$ ||
|
|
|| | $$__ $$|__/ | $$ /$ | $$| $$ ||
|
|
|| | $$ \ $$ /$$ /$$$$$$ | $$ /$$$| $$| $$$$$$$ /$$$$$$ /$$$$$$ /$$$$$$ ||
|
|
|| | $$$$$$$ | $$ /$$__ $$ | $$/$$ $$ $$| $$__ $$ /$$__ $$ /$$__ $$ /$$__ $$ ||
|
|
|| | $$__ $$| $$| $$ \ $$ | $$$$_ $$$$| $$ \ $$| $$ \ $$| $$ \ $$| $$ \ $$ ||
|
|
|| | $$ \ $$| $$| $$ | $$ | $$$/ \ $$$| $$ | $$| $$ | $$| $$ | $$| $$ | $$ ||
|
|
|| | $$$$$$$/| $$| $$$$$$$ | $$/ \ $$| $$ | $$| $$$$$$/| $$$$$$/| $$$$$$$/ ||
|
|
|| |_______/ |__/ \____ $$ |__/ \__/|__/ |__/ \______/ \______/ | $$____/ ||
|
|
|| /$$ \ $$ | $$ ||
|
|
|| | $$$$$$/ | $$ ||
|
|
|| \______/ |__/ ||
|
|
|| ||
|
|
|| DESCRIPTION: ||
|
|
|| ------------ ||
|
|
|| ||
|
|
|| DESCRIPTION NEEDED. ||
|
|
|| | | ||
|
|
|| ||
|
|
|| -------------------------------------------------------------------------------------------- ||
|
|
|| Copyright (c) 2023, High Performance Computing Center - University of Stuttgart ||
|
|
|| ||
|
|
|| 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 HOLDER 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 MQ_H
|
|
#define MQ_H
|
|
/************************************************************************************************\
|
|
|| _ _ _ ____ _ _ _ ___ ____ ||
|
|
|| | |\ | | | | | | \ |___ ||
|
|
|| | | \| |___ |___ |__| |__/ |___ ||
|
|
|| ||
|
|
\************************************************************************************************/
|
|
#include "tier1.h"
|
|
#include "types.h"
|
|
|
|
/************************************************************************************************\
|
|
|| ____ ____ _ _ ____ ___ ____ _ _ ___ ____ ||
|
|
|| | | | |\ | [__ | |__| |\ | | [__ ||
|
|
|| |___ |__| | \| ___] | | | | \| | ___] ||
|
|
|| ||
|
|
\************************************************************************************************/
|
|
/*----------------------------------------------------------------------------------------------*\
|
|
! !
|
|
! DESCRIPTION: !
|
|
! ------------ !
|
|
! !
|
|
! These macros define the context state indices used by the mq coder for !
|
|
! probability estimation. For a more thorough treatment of the context assignments !
|
|
! see page 487 JPEG2000 by David S. Taubman and Michael W. Marcellin. !
|
|
! !
|
|
\*----------------------------------------------------------------------------------------------*/
|
|
#define CONTEXT_SIG 0 // Sig. context labels starting indices
|
|
#define CONTEXT_RUN 9 // Indices for the run context label
|
|
#define CONTEXT_SIGN 10 // Sign context labels starting indices
|
|
#define CONTEXT_MAG 15 // Mag. context labels starting indices
|
|
#define CONTEXT_UNI 18 // Indices for the uni context label
|
|
#define CONTEXT_TOTAL 19 // Total number of context labels
|
|
|
|
/************************************************************************************************\
|
|
|| ___ _ _ ___ _ _ ____ ____ _ _ _ _ ____ ___ _ ____ _ _ ____ ||
|
|
|| |__] | | |__] | | | |___ | | |\ | | | | | | |\ | [__ ||
|
|
|| | |__| |__] |___ | |___ | |__| | \| |___ | | |__| | \| ___] ||
|
|
|| ||
|
|
\************************************************************************************************/
|
|
uchar initialize_mq_encoder (bwc_coder *const coder,
|
|
uint8 const number_of_contexts);
|
|
//==========|==========================|======================|======|=======|====================
|
|
uchar mq_next_run (bwc_bit_coder *const bitcoder);
|
|
//==========|==========================|======================|======|=======|====================
|
|
void mq_bit_encode (bwc_bit_coder *const bitcoder,
|
|
uint8 const s,
|
|
uint8 const k);
|
|
//==========|==========================|======================|======|=======|====================
|
|
void mq_truncation_length_min (bwc_coder_state *const state);
|
|
//==========|==========================|======================|======|=======|====================
|
|
void mq_termination (bwc_bit_coder *const bitcoder);
|
|
//==========|==========================|======================|======|=======|====================
|
|
void free_mq_encoder (bwc_coder *const coder);
|
|
//==========|==========================|======================|======|=======|====================
|
|
uchar initialize_mq_decoder (bwc_coder *const coder,
|
|
uint8 const number_of_contexts,
|
|
int64 const Lmax);
|
|
//==========|==========================|======================|======|=======|====================
|
|
uint8 mq_bit_decode (bwc_bit_coder *const bitcoder,
|
|
uint8 const k);
|
|
//==========|==========================|======================|======|=======|====================
|
|
uint64 mq_get_no_bytes (bwc_bit_coder *const bitcoder);
|
|
//==========|==========================|======================|======|=======|====================
|
|
void mq_get_pass_lengths (bwc_bit_coder *const bitcoder,
|
|
bwc_encoded_cblk *const encoded_cblk);
|
|
//==========|==========================|======================|======|=======|====================
|
|
void mq_reset_ptr (bwc_bit_coder *const bitcoder,
|
|
uchar *const memory);
|
|
#endif |