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2621 lines
69 KiB
C
2621 lines
69 KiB
C
/*
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* Copyright (c) 1999-2000 Image Power, Inc. and the University of
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* British Columbia.
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* Copyright (c) 2001-2003 Michael David Adams.
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* All rights reserved.
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*/
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/* __START_OF_JASPER_LICENSE__
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*
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* JasPer License Version 2.0
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*
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* Copyright (c) 2001-2006 Michael David Adams
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* Copyright (c) 1999-2000 Image Power, Inc.
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* Copyright (c) 1999-2000 The University of British Columbia
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*
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* All rights reserved.
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*
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* Permission is hereby granted, free of charge, to any person (the
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* "User") obtaining a copy of this software and associated documentation
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* files (the "Software"), to deal in the Software without restriction,
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* including without limitation the rights to use, copy, modify, merge,
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* publish, distribute, and/or sell copies of the Software, and to permit
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* persons to whom the Software is furnished to do so, subject to the
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* following conditions:
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*
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* 1. The above copyright notices and this permission notice (which
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* includes the disclaimer below) shall be included in all copies or
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* substantial portions of the Software.
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*
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* 2. The name of a copyright holder shall not be used to endorse or
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* promote products derived from the Software without specific prior
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* written permission.
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*
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* THIS DISCLAIMER OF WARRANTY CONSTITUTES AN ESSENTIAL PART OF THIS
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* LICENSE. NO USE OF THE SOFTWARE IS AUTHORIZED HEREUNDER EXCEPT UNDER
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* THIS DISCLAIMER. THE SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS
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* "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
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* BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
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* PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS. IN NO
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* EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL
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* INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING
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* FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
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* NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
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* WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. NO ASSURANCES ARE
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* PROVIDED BY THE COPYRIGHT HOLDERS THAT THE SOFTWARE DOES NOT INFRINGE
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* THE PATENT OR OTHER INTELLECTUAL PROPERTY RIGHTS OF ANY OTHER ENTITY.
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* EACH COPYRIGHT HOLDER DISCLAIMS ANY LIABILITY TO THE USER FOR CLAIMS
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* BROUGHT BY ANY OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL
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* PROPERTY RIGHTS OR OTHERWISE. AS A CONDITION TO EXERCISING THE RIGHTS
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* GRANTED HEREUNDER, EACH USER HEREBY ASSUMES SOLE RESPONSIBILITY TO SECURE
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* ANY OTHER INTELLECTUAL PROPERTY RIGHTS NEEDED, IF ANY. THE SOFTWARE
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* IS NOT FAULT-TOLERANT AND IS NOT INTENDED FOR USE IN MISSION-CRITICAL
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* SYSTEMS, SUCH AS THOSE USED IN THE OPERATION OF NUCLEAR FACILITIES,
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* AIRCRAFT NAVIGATION OR COMMUNICATION SYSTEMS, AIR TRAFFIC CONTROL
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* SYSTEMS, DIRECT LIFE SUPPORT MACHINES, OR WEAPONS SYSTEMS, IN WHICH
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* THE FAILURE OF THE SOFTWARE OR SYSTEM COULD LEAD DIRECTLY TO DEATH,
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* PERSONAL INJURY, OR SEVERE PHYSICAL OR ENVIRONMENTAL DAMAGE ("HIGH
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* RISK ACTIVITIES"). THE COPYRIGHT HOLDERS SPECIFICALLY DISCLAIM ANY
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* EXPRESS OR IMPLIED WARRANTY OF FITNESS FOR HIGH RISK ACTIVITIES.
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*
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* __END_OF_JASPER_LICENSE__
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*/
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/*
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* $Id: jpc_enc.c,v 1.2 2008-05-26 09:40:52 vp153 Exp $
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*/
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/******************************************************************************\
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* Includes.
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\******************************************************************************/
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#include <stdio.h>
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#include <stdlib.h>
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#include <assert.h>
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#include <math.h>
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#include <float.h>
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#include "jasper/jas_types.h"
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#include "jasper/jas_string.h"
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#include "jasper/jas_malloc.h"
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#include "jasper/jas_image.h"
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#include "jasper/jas_fix.h"
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#include "jasper/jas_tvp.h"
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#include "jasper/jas_version.h"
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#include "jasper/jas_math.h"
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#include "jasper/jas_debug.h"
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#include "jpc_flt.h"
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#include "jpc_fix.h"
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#include "jpc_tagtree.h"
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#include "jpc_enc.h"
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#include "jpc_cs.h"
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#include "jpc_mct.h"
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#include "jpc_tsfb.h"
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#include "jpc_qmfb.h"
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#include "jpc_t1enc.h"
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#include "jpc_t2enc.h"
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#include "jpc_cod.h"
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#include "jpc_math.h"
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#include "jpc_util.h"
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/******************************************************************************\
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*
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\******************************************************************************/
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#define JPC_POW2(n) \
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(1 << (n))
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#define JPC_FLOORTOMULTPOW2(x, n) \
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(((n) > 0) ? ((x) & (~((1 << n) - 1))) : (x))
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/* Round to the nearest multiple of the specified power of two in the
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direction of negative infinity. */
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#define JPC_CEILTOMULTPOW2(x, n) \
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(((n) > 0) ? JPC_FLOORTOMULTPOW2(((x) + (1 << (n)) - 1), n) : (x))
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/* Round to the nearest multiple of the specified power of two in the
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direction of positive infinity. */
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#define JPC_POW2(n) \
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(1 << (n))
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jpc_enc_tile_t *jpc_enc_tile_create(jpc_enc_cp_t *cp, jas_image_t *image, int tileno);
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void jpc_enc_tile_destroy(jpc_enc_tile_t *tile);
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static jpc_enc_tcmpt_t *tcmpt_create(jpc_enc_tcmpt_t *tcmpt, jpc_enc_cp_t *cp,
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jas_image_t *image, jpc_enc_tile_t *tile);
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static void tcmpt_destroy(jpc_enc_tcmpt_t *tcmpt);
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static jpc_enc_rlvl_t *rlvl_create(jpc_enc_rlvl_t *rlvl, jpc_enc_cp_t *cp,
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jpc_enc_tcmpt_t *tcmpt, jpc_tsfb_band_t *bandinfos);
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static void rlvl_destroy(jpc_enc_rlvl_t *rlvl);
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static jpc_enc_band_t *band_create(jpc_enc_band_t *band, jpc_enc_cp_t *cp,
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jpc_enc_rlvl_t *rlvl, jpc_tsfb_band_t *bandinfos);
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static void band_destroy(jpc_enc_band_t *bands);
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static jpc_enc_prc_t *prc_create(jpc_enc_prc_t *prc, jpc_enc_cp_t *cp,
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jpc_enc_band_t *band);
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static void prc_destroy(jpc_enc_prc_t *prcs);
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static jpc_enc_cblk_t *cblk_create(jpc_enc_cblk_t *cblk, jpc_enc_cp_t *cp,
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jpc_enc_prc_t *prc);
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static void cblk_destroy(jpc_enc_cblk_t *cblks);
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int ratestrtosize(char *s, uint_fast32_t rawsize, uint_fast32_t *size);
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static void pass_destroy(jpc_enc_pass_t *pass);
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void jpc_enc_dump(jpc_enc_t *enc);
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/******************************************************************************\
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* Local prototypes.
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\******************************************************************************/
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int dump_passes(jpc_enc_pass_t *passes, int numpasses, jpc_enc_cblk_t *cblk);
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void calcrdslopes(jpc_enc_cblk_t *cblk);
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void dump_layeringinfo(jpc_enc_t *enc);
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static int jpc_calcssexp(jpc_fix_t stepsize);
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static int jpc_calcssmant(jpc_fix_t stepsize);
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void jpc_quantize(jas_matrix_t *data, jpc_fix_t stepsize);
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static int jpc_enc_encodemainhdr(jpc_enc_t *enc);
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static int jpc_enc_encodemainbody(jpc_enc_t *enc);
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int jpc_enc_encodetiledata(jpc_enc_t *enc);
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jpc_enc_t *jpc_enc_create(jpc_enc_cp_t *cp, jas_stream_t *out, jas_image_t *image);
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void jpc_enc_destroy(jpc_enc_t *enc);
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static int jpc_enc_encodemainhdr(jpc_enc_t *enc);
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static int jpc_enc_encodemainbody(jpc_enc_t *enc);
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int jpc_enc_encodetiledata(jpc_enc_t *enc);
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int rateallocate(jpc_enc_t *enc, int numlyrs, uint_fast32_t *cumlens);
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int setins(int numvalues, jpc_flt_t *values, jpc_flt_t value);
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static jpc_enc_cp_t *cp_create(char *optstr, jas_image_t *image);
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void jpc_enc_cp_destroy(jpc_enc_cp_t *cp);
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static uint_fast32_t jpc_abstorelstepsize(jpc_fix_t absdelta, int scaleexpn);
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static uint_fast32_t jpc_abstorelstepsize(jpc_fix_t absdelta, int scaleexpn)
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{
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int p;
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uint_fast32_t mant;
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uint_fast32_t expn;
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int n;
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if (absdelta < 0) {
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abort();
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}
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p = jpc_firstone(absdelta) - JPC_FIX_FRACBITS;
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n = 11 - jpc_firstone(absdelta);
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mant = ((n < 0) ? (absdelta >> (-n)) : (absdelta << n)) & 0x7ff;
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expn = scaleexpn - p;
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if (scaleexpn < p) {
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abort();
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}
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return JPC_QCX_EXPN(expn) | JPC_QCX_MANT(mant);
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}
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typedef enum {
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OPT_DEBUG,
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OPT_IMGAREAOFFX,
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OPT_IMGAREAOFFY,
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OPT_TILEGRDOFFX,
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OPT_TILEGRDOFFY,
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OPT_TILEWIDTH,
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OPT_TILEHEIGHT,
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OPT_PRCWIDTH,
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OPT_PRCHEIGHT,
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OPT_CBLKWIDTH,
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OPT_CBLKHEIGHT,
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OPT_MODE,
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OPT_PRG,
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OPT_NOMCT,
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OPT_MAXRLVLS,
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OPT_SOP,
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OPT_EPH,
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OPT_LAZY,
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OPT_TERMALL,
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OPT_SEGSYM,
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OPT_VCAUSAL,
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OPT_RESET,
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OPT_PTERM,
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OPT_NUMGBITS,
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OPT_RATE,
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OPT_ILYRRATES,
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OPT_JP2OVERHEAD
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} optid_t;
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jas_taginfo_t encopts[] = {
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{OPT_DEBUG, "debug"},
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{OPT_IMGAREAOFFX, "imgareatlx"},
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{OPT_IMGAREAOFFY, "imgareatly"},
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{OPT_TILEGRDOFFX, "tilegrdtlx"},
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{OPT_TILEGRDOFFY, "tilegrdtly"},
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{OPT_TILEWIDTH, "tilewidth"},
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{OPT_TILEHEIGHT, "tileheight"},
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{OPT_PRCWIDTH, "prcwidth"},
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{OPT_PRCHEIGHT, "prcheight"},
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{OPT_CBLKWIDTH, "cblkwidth"},
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{OPT_CBLKHEIGHT, "cblkheight"},
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{OPT_MODE, "mode"},
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{OPT_PRG, "prg"},
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{OPT_NOMCT, "nomct"},
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{OPT_MAXRLVLS, "numrlvls"},
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{OPT_SOP, "sop"},
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{OPT_EPH, "eph"},
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{OPT_LAZY, "lazy"},
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{OPT_TERMALL, "termall"},
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{OPT_SEGSYM, "segsym"},
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{OPT_VCAUSAL, "vcausal"},
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{OPT_PTERM, "pterm"},
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{OPT_RESET, "resetprob"},
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{OPT_NUMGBITS, "numgbits"},
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{OPT_RATE, "rate"},
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{OPT_ILYRRATES, "ilyrrates"},
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{OPT_JP2OVERHEAD, "_jp2overhead"},
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{-1, 0}
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};
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typedef enum {
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PO_L = 0,
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PO_R
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} poid_t;
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jas_taginfo_t prgordtab[] = {
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{JPC_COD_LRCPPRG, "lrcp"},
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{JPC_COD_RLCPPRG, "rlcp"},
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{JPC_COD_RPCLPRG, "rpcl"},
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{JPC_COD_PCRLPRG, "pcrl"},
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{JPC_COD_CPRLPRG, "cprl"},
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{-1, 0}
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};
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typedef enum {
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MODE_INT,
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MODE_REAL
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} modeid_t;
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jas_taginfo_t modetab[] = {
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{MODE_INT, "int"},
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{MODE_REAL, "real"},
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{-1, 0}
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};
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/******************************************************************************\
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* The main encoder entry point.
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\******************************************************************************/
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int jpc_encode(jas_image_t *image, jas_stream_t *out, char *optstr)
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{
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jpc_enc_t *enc;
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jpc_enc_cp_t *cp;
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enc = 0;
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cp = 0;
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jpc_initluts();
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if (!(cp = cp_create(optstr, image))) {
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jas_eprintf("invalid JP encoder options\n");
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goto error;
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}
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if (!(enc = jpc_enc_create(cp, out, image))) {
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goto error;
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}
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cp = 0;
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/* Encode the main header. */
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if (jpc_enc_encodemainhdr(enc)) {
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goto error;
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}
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/* Encode the main body. This constitutes most of the encoding work. */
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if (jpc_enc_encodemainbody(enc)) {
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goto error;
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}
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/* Write EOC marker segment. */
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if (!(enc->mrk = jpc_ms_create(JPC_MS_EOC))) {
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goto error;
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}
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if (jpc_putms(enc->out, enc->cstate, enc->mrk)) {
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jas_eprintf("cannot write EOI marker\n");
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goto error;
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}
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jpc_ms_destroy(enc->mrk);
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enc->mrk = 0;
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if (jas_stream_flush(enc->out)) {
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goto error;
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}
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jpc_enc_destroy(enc);
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return 0;
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error:
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if (cp) {
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jpc_enc_cp_destroy(cp);
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}
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if (enc) {
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jpc_enc_destroy(enc);
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}
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return -1;
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}
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/******************************************************************************\
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* Option parsing code.
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\******************************************************************************/
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static jpc_enc_cp_t *cp_create(char *optstr, jas_image_t *image)
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{
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jpc_enc_cp_t *cp;
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jas_tvparser_t *tvp;
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int ret;
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int numilyrrates;
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double *ilyrrates;
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int i;
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int tagid;
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jpc_enc_tcp_t *tcp;
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jpc_enc_tccp_t *tccp;
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jpc_enc_ccp_t *ccp;
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int cmptno;
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uint_fast16_t rlvlno;
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uint_fast16_t prcwidthexpn;
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uint_fast16_t prcheightexpn;
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bool enablemct;
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uint_fast32_t jp2overhead;
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uint_fast16_t lyrno;
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uint_fast32_t hsteplcm;
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uint_fast32_t vsteplcm;
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bool mctvalid;
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tvp = 0;
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cp = 0;
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ilyrrates = 0;
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numilyrrates = 0;
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if (!(cp = jas_malloc(sizeof(jpc_enc_cp_t)))) {
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goto error;
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}
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|
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prcwidthexpn = 15;
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prcheightexpn = 15;
|
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enablemct = true;
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jp2overhead = 0;
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|
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cp->ccps = 0;
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cp->debug = 0;
|
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cp->imgareatlx = UINT_FAST32_MAX;
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cp->imgareatly = UINT_FAST32_MAX;
|
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cp->refgrdwidth = 0;
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cp->refgrdheight = 0;
|
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cp->tilegrdoffx = UINT_FAST32_MAX;
|
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cp->tilegrdoffy = UINT_FAST32_MAX;
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cp->tilewidth = 0;
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cp->tileheight = 0;
|
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cp->numcmpts = jas_image_numcmpts(image);
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|
|
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hsteplcm = 1;
|
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vsteplcm = 1;
|
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for (cmptno = 0; cmptno < jas_image_numcmpts(image); ++cmptno) {
|
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if (jas_image_cmptbrx(image, cmptno) + jas_image_cmpthstep(image, cmptno) <=
|
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jas_image_brx(image) || jas_image_cmptbry(image, cmptno) +
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jas_image_cmptvstep(image, cmptno) <= jas_image_bry(image)) {
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jas_eprintf("unsupported image type\n");
|
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goto error;
|
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}
|
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/* Note: We ought to be calculating the LCMs here. Fix some day. */
|
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hsteplcm *= jas_image_cmpthstep(image, cmptno);
|
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vsteplcm *= jas_image_cmptvstep(image, cmptno);
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}
|
|
|
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if (!(cp->ccps = jas_malloc(cp->numcmpts * sizeof(jpc_enc_ccp_t)))) {
|
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goto error;
|
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}
|
|
for (cmptno = 0, ccp = cp->ccps; cmptno < JAS_CAST(int, cp->numcmpts); ++cmptno,
|
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++ccp) {
|
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ccp->sampgrdstepx = jas_image_cmpthstep(image, cmptno);
|
|
ccp->sampgrdstepy = jas_image_cmptvstep(image, cmptno);
|
|
/* XXX - this isn't quite correct for more general image */
|
|
ccp->sampgrdsubstepx = 0;
|
|
ccp->sampgrdsubstepx = 0;
|
|
ccp->prec = jas_image_cmptprec(image, cmptno);
|
|
ccp->sgnd = jas_image_cmptsgnd(image, cmptno);
|
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ccp->numstepsizes = 0;
|
|
memset(ccp->stepsizes, 0, sizeof(ccp->stepsizes));
|
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}
|
|
|
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cp->rawsize = jas_image_rawsize(image);
|
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cp->totalsize = UINT_FAST32_MAX;
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|
|
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tcp = &cp->tcp;
|
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tcp->csty = 0;
|
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tcp->intmode = true;
|
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tcp->prg = JPC_COD_LRCPPRG;
|
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tcp->numlyrs = 1;
|
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tcp->ilyrrates = 0;
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|
|
|
tccp = &cp->tccp;
|
|
tccp->csty = 0;
|
|
tccp->maxrlvls = 6;
|
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tccp->cblkwidthexpn = 6;
|
|
tccp->cblkheightexpn = 6;
|
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tccp->cblksty = 0;
|
|
tccp->numgbits = 2;
|
|
|
|
if (!(tvp = jas_tvparser_create(optstr ? optstr : ""))) {
|
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goto error;
|
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}
|
|
|
|
while (!(ret = jas_tvparser_next(tvp))) {
|
|
switch (jas_taginfo_nonull(jas_taginfos_lookup(encopts,
|
|
jas_tvparser_gettag(tvp)))->id) {
|
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case OPT_DEBUG:
|
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cp->debug = atoi(jas_tvparser_getval(tvp));
|
|
break;
|
|
case OPT_IMGAREAOFFX:
|
|
cp->imgareatlx = atoi(jas_tvparser_getval(tvp));
|
|
break;
|
|
case OPT_IMGAREAOFFY:
|
|
cp->imgareatly = atoi(jas_tvparser_getval(tvp));
|
|
break;
|
|
case OPT_TILEGRDOFFX:
|
|
cp->tilegrdoffx = atoi(jas_tvparser_getval(tvp));
|
|
break;
|
|
case OPT_TILEGRDOFFY:
|
|
cp->tilegrdoffy = atoi(jas_tvparser_getval(tvp));
|
|
break;
|
|
case OPT_TILEWIDTH:
|
|
cp->tilewidth = atoi(jas_tvparser_getval(tvp));
|
|
break;
|
|
case OPT_TILEHEIGHT:
|
|
cp->tileheight = atoi(jas_tvparser_getval(tvp));
|
|
break;
|
|
case OPT_PRCWIDTH:
|
|
prcwidthexpn = jpc_floorlog2(atoi(jas_tvparser_getval(tvp)));
|
|
break;
|
|
case OPT_PRCHEIGHT:
|
|
prcheightexpn = jpc_floorlog2(atoi(jas_tvparser_getval(tvp)));
|
|
break;
|
|
case OPT_CBLKWIDTH:
|
|
tccp->cblkwidthexpn =
|
|
jpc_floorlog2(atoi(jas_tvparser_getval(tvp)));
|
|
break;
|
|
case OPT_CBLKHEIGHT:
|
|
tccp->cblkheightexpn =
|
|
jpc_floorlog2(atoi(jas_tvparser_getval(tvp)));
|
|
break;
|
|
case OPT_MODE:
|
|
if ((tagid = jas_taginfo_nonull(jas_taginfos_lookup(modetab,
|
|
jas_tvparser_getval(tvp)))->id) < 0) {
|
|
jas_eprintf("ignoring invalid mode %s\n",
|
|
jas_tvparser_getval(tvp));
|
|
} else {
|
|
tcp->intmode = (tagid == MODE_INT);
|
|
}
|
|
break;
|
|
case OPT_PRG:
|
|
if ((tagid = jas_taginfo_nonull(jas_taginfos_lookup(prgordtab,
|
|
jas_tvparser_getval(tvp)))->id) < 0) {
|
|
jas_eprintf("ignoring invalid progression order %s\n",
|
|
jas_tvparser_getval(tvp));
|
|
} else {
|
|
tcp->prg = tagid;
|
|
}
|
|
break;
|
|
case OPT_NOMCT:
|
|
enablemct = false;
|
|
break;
|
|
case OPT_MAXRLVLS:
|
|
tccp->maxrlvls = atoi(jas_tvparser_getval(tvp));
|
|
break;
|
|
case OPT_SOP:
|
|
cp->tcp.csty |= JPC_COD_SOP;
|
|
break;
|
|
case OPT_EPH:
|
|
cp->tcp.csty |= JPC_COD_EPH;
|
|
break;
|
|
case OPT_LAZY:
|
|
tccp->cblksty |= JPC_COX_LAZY;
|
|
break;
|
|
case OPT_TERMALL:
|
|
tccp->cblksty |= JPC_COX_TERMALL;
|
|
break;
|
|
case OPT_SEGSYM:
|
|
tccp->cblksty |= JPC_COX_SEGSYM;
|
|
break;
|
|
case OPT_VCAUSAL:
|
|
tccp->cblksty |= JPC_COX_VSC;
|
|
break;
|
|
case OPT_RESET:
|
|
tccp->cblksty |= JPC_COX_RESET;
|
|
break;
|
|
case OPT_PTERM:
|
|
tccp->cblksty |= JPC_COX_PTERM;
|
|
break;
|
|
case OPT_NUMGBITS:
|
|
cp->tccp.numgbits = atoi(jas_tvparser_getval(tvp));
|
|
break;
|
|
case OPT_RATE:
|
|
if (ratestrtosize(jas_tvparser_getval(tvp), cp->rawsize,
|
|
&cp->totalsize)) {
|
|
jas_eprintf("ignoring bad rate specifier %s\n",
|
|
jas_tvparser_getval(tvp));
|
|
}
|
|
break;
|
|
case OPT_ILYRRATES:
|
|
if (jpc_atoaf(jas_tvparser_getval(tvp), &numilyrrates,
|
|
&ilyrrates)) {
|
|
jas_eprintf("warning: invalid intermediate layer rates specifier ignored (%s)\n",
|
|
jas_tvparser_getval(tvp));
|
|
}
|
|
break;
|
|
|
|
case OPT_JP2OVERHEAD:
|
|
jp2overhead = atoi(jas_tvparser_getval(tvp));
|
|
break;
|
|
default:
|
|
jas_eprintf("warning: ignoring invalid option %s\n",
|
|
jas_tvparser_gettag(tvp));
|
|
break;
|
|
}
|
|
}
|
|
|
|
jas_tvparser_destroy(tvp);
|
|
tvp = 0;
|
|
|
|
if (cp->totalsize != UINT_FAST32_MAX) {
|
|
cp->totalsize = (cp->totalsize > jp2overhead) ?
|
|
(cp->totalsize - jp2overhead) : 0;
|
|
}
|
|
|
|
if (cp->imgareatlx == UINT_FAST32_MAX) {
|
|
cp->imgareatlx = 0;
|
|
} else {
|
|
if (hsteplcm != 1) {
|
|
jas_eprintf("warning: overriding imgareatlx value\n");
|
|
}
|
|
cp->imgareatlx *= hsteplcm;
|
|
}
|
|
if (cp->imgareatly == UINT_FAST32_MAX) {
|
|
cp->imgareatly = 0;
|
|
} else {
|
|
if (vsteplcm != 1) {
|
|
jas_eprintf("warning: overriding imgareatly value\n");
|
|
}
|
|
cp->imgareatly *= vsteplcm;
|
|
}
|
|
cp->refgrdwidth = cp->imgareatlx + jas_image_width(image);
|
|
cp->refgrdheight = cp->imgareatly + jas_image_height(image);
|
|
if (cp->tilegrdoffx == UINT_FAST32_MAX) {
|
|
cp->tilegrdoffx = cp->imgareatlx;
|
|
}
|
|
if (cp->tilegrdoffy == UINT_FAST32_MAX) {
|
|
cp->tilegrdoffy = cp->imgareatly;
|
|
}
|
|
if (!cp->tilewidth) {
|
|
cp->tilewidth = cp->refgrdwidth - cp->tilegrdoffx;
|
|
}
|
|
if (!cp->tileheight) {
|
|
cp->tileheight = cp->refgrdheight - cp->tilegrdoffy;
|
|
}
|
|
|
|
if (cp->numcmpts == 3) {
|
|
mctvalid = true;
|
|
for (cmptno = 0; cmptno < jas_image_numcmpts(image); ++cmptno) {
|
|
if (jas_image_cmptprec(image, cmptno) != jas_image_cmptprec(image, 0) ||
|
|
jas_image_cmptsgnd(image, cmptno) != jas_image_cmptsgnd(image, 0) ||
|
|
jas_image_cmptwidth(image, cmptno) != jas_image_cmptwidth(image, 0) ||
|
|
jas_image_cmptheight(image, cmptno) != jas_image_cmptheight(image, 0)) {
|
|
mctvalid = false;
|
|
}
|
|
}
|
|
} else {
|
|
mctvalid = false;
|
|
}
|
|
if (mctvalid && enablemct && jas_clrspc_fam(jas_image_clrspc(image)) != JAS_CLRSPC_FAM_RGB) {
|
|
jas_eprintf("warning: color space apparently not RGB\n");
|
|
}
|
|
if (mctvalid && enablemct && jas_clrspc_fam(jas_image_clrspc(image)) == JAS_CLRSPC_FAM_RGB) {
|
|
tcp->mctid = (tcp->intmode) ? (JPC_MCT_RCT) : (JPC_MCT_ICT);
|
|
} else {
|
|
tcp->mctid = JPC_MCT_NONE;
|
|
}
|
|
tccp->qmfbid = (tcp->intmode) ? (JPC_COX_RFT) : (JPC_COX_INS);
|
|
|
|
for (rlvlno = 0; rlvlno < tccp->maxrlvls; ++rlvlno) {
|
|
tccp->prcwidthexpns[rlvlno] = prcwidthexpn;
|
|
tccp->prcheightexpns[rlvlno] = prcheightexpn;
|
|
}
|
|
if (prcwidthexpn != 15 || prcheightexpn != 15) {
|
|
tccp->csty |= JPC_COX_PRT;
|
|
}
|
|
|
|
/* Ensure that the tile width and height is valid. */
|
|
if (!cp->tilewidth) {
|
|
jas_eprintf("invalid tile width %lu\n", (unsigned long)
|
|
cp->tilewidth);
|
|
goto error;
|
|
}
|
|
if (!cp->tileheight) {
|
|
jas_eprintf("invalid tile height %lu\n", (unsigned long)
|
|
cp->tileheight);
|
|
goto error;
|
|
}
|
|
|
|
/* Ensure that the tile grid offset is valid. */
|
|
if (cp->tilegrdoffx > cp->imgareatlx ||
|
|
cp->tilegrdoffy > cp->imgareatly ||
|
|
cp->tilegrdoffx + cp->tilewidth < cp->imgareatlx ||
|
|
cp->tilegrdoffy + cp->tileheight < cp->imgareatly) {
|
|
jas_eprintf("invalid tile grid offset (%lu, %lu)\n",
|
|
(unsigned long) cp->tilegrdoffx, (unsigned long)
|
|
cp->tilegrdoffy);
|
|
goto error;
|
|
}
|
|
|
|
cp->numhtiles = JPC_CEILDIV(cp->refgrdwidth - cp->tilegrdoffx,
|
|
cp->tilewidth);
|
|
cp->numvtiles = JPC_CEILDIV(cp->refgrdheight - cp->tilegrdoffy,
|
|
cp->tileheight);
|
|
cp->numtiles = cp->numhtiles * cp->numvtiles;
|
|
|
|
if (ilyrrates && numilyrrates > 0) {
|
|
tcp->numlyrs = numilyrrates + 1;
|
|
if (!(tcp->ilyrrates = jas_malloc((tcp->numlyrs - 1) *
|
|
sizeof(jpc_fix_t)))) {
|
|
goto error;
|
|
}
|
|
for (i = 0; i < JAS_CAST(int, tcp->numlyrs - 1); ++i) {
|
|
tcp->ilyrrates[i] = jpc_dbltofix(ilyrrates[i]);
|
|
}
|
|
}
|
|
|
|
/* Ensure that the integer mode is used in the case of lossless
|
|
coding. */
|
|
if (cp->totalsize == UINT_FAST32_MAX && (!cp->tcp.intmode)) {
|
|
jas_eprintf("cannot use real mode for lossless coding\n");
|
|
goto error;
|
|
}
|
|
|
|
/* Ensure that the precinct width is valid. */
|
|
if (prcwidthexpn > 15) {
|
|
jas_eprintf("invalid precinct width\n");
|
|
goto error;
|
|
}
|
|
|
|
/* Ensure that the precinct height is valid. */
|
|
if (prcheightexpn > 15) {
|
|
jas_eprintf("invalid precinct height\n");
|
|
goto error;
|
|
}
|
|
|
|
/* Ensure that the code block width is valid. */
|
|
if (cp->tccp.cblkwidthexpn < 2 || cp->tccp.cblkwidthexpn > 12) {
|
|
jas_eprintf("invalid code block width %d\n",
|
|
JPC_POW2(cp->tccp.cblkwidthexpn));
|
|
goto error;
|
|
}
|
|
|
|
/* Ensure that the code block height is valid. */
|
|
if (cp->tccp.cblkheightexpn < 2 || cp->tccp.cblkheightexpn > 12) {
|
|
jas_eprintf("invalid code block height %d\n",
|
|
JPC_POW2(cp->tccp.cblkheightexpn));
|
|
goto error;
|
|
}
|
|
|
|
/* Ensure that the code block size is not too large. */
|
|
if (cp->tccp.cblkwidthexpn + cp->tccp.cblkheightexpn > 12) {
|
|
jas_eprintf("code block size too large\n");
|
|
goto error;
|
|
}
|
|
|
|
/* Ensure that the number of layers is valid. */
|
|
if (cp->tcp.numlyrs > 16384) {
|
|
jas_eprintf("too many layers\n");
|
|
goto error;
|
|
}
|
|
|
|
/* There must be at least one resolution level. */
|
|
if (cp->tccp.maxrlvls < 1) {
|
|
jas_eprintf("must be at least one resolution level\n");
|
|
goto error;
|
|
}
|
|
|
|
/* Ensure that the number of guard bits is valid. */
|
|
if (cp->tccp.numgbits > 8) {
|
|
jas_eprintf("invalid number of guard bits\n");
|
|
goto error;
|
|
}
|
|
|
|
/* Ensure that the rate is within the legal range. */
|
|
if (cp->totalsize != UINT_FAST32_MAX && cp->totalsize > cp->rawsize) {
|
|
jas_eprintf("warning: specified rate is unreasonably large (%lu > %lu)\n", (unsigned long) cp->totalsize, (unsigned long) cp->rawsize);
|
|
}
|
|
|
|
/* Ensure that the intermediate layer rates are valid. */
|
|
if (tcp->numlyrs > 1) {
|
|
/* The intermediate layers rates must increase monotonically. */
|
|
for (lyrno = 0; lyrno + 2 < tcp->numlyrs; ++lyrno) {
|
|
if (tcp->ilyrrates[lyrno] >= tcp->ilyrrates[lyrno + 1]) {
|
|
jas_eprintf("intermediate layer rates must increase monotonically\n");
|
|
goto error;
|
|
}
|
|
}
|
|
/* The intermediate layer rates must be less than the overall rate. */
|
|
if (cp->totalsize != UINT_FAST32_MAX) {
|
|
for (lyrno = 0; lyrno < tcp->numlyrs - 1; ++lyrno) {
|
|
if (jpc_fixtodbl(tcp->ilyrrates[lyrno]) > ((double) cp->totalsize)
|
|
/ cp->rawsize) {
|
|
jas_eprintf("warning: intermediate layer rates must be less than overall rate\n");
|
|
goto error;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (ilyrrates) {
|
|
jas_free(ilyrrates);
|
|
}
|
|
|
|
return cp;
|
|
|
|
error:
|
|
|
|
if (ilyrrates) {
|
|
jas_free(ilyrrates);
|
|
}
|
|
if (tvp) {
|
|
jas_tvparser_destroy(tvp);
|
|
}
|
|
if (cp) {
|
|
jpc_enc_cp_destroy(cp);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
void jpc_enc_cp_destroy(jpc_enc_cp_t *cp)
|
|
{
|
|
if (cp->ccps) {
|
|
if (cp->tcp.ilyrrates) {
|
|
jas_free(cp->tcp.ilyrrates);
|
|
}
|
|
jas_free(cp->ccps);
|
|
}
|
|
jas_free(cp);
|
|
}
|
|
|
|
int ratestrtosize(char *s, uint_fast32_t rawsize, uint_fast32_t *size)
|
|
{
|
|
char *cp;
|
|
jpc_flt_t f;
|
|
|
|
/* Note: This function must not modify output size on failure. */
|
|
if ((cp = strchr(s, 'B'))) {
|
|
*size = atoi(s);
|
|
} else {
|
|
f = atof(s);
|
|
if (f < 0) {
|
|
*size = 0;
|
|
} else if (f > 1.0) {
|
|
*size = rawsize + 1;
|
|
} else {
|
|
*size = f * rawsize;
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
/******************************************************************************\
|
|
* Encoder constructor and destructor.
|
|
\******************************************************************************/
|
|
|
|
jpc_enc_t *jpc_enc_create(jpc_enc_cp_t *cp, jas_stream_t *out, jas_image_t *image)
|
|
{
|
|
jpc_enc_t *enc;
|
|
|
|
enc = 0;
|
|
|
|
if (!(enc = jas_malloc(sizeof(jpc_enc_t)))) {
|
|
goto error;
|
|
}
|
|
|
|
enc->image = image;
|
|
enc->out = out;
|
|
enc->cp = cp;
|
|
enc->cstate = 0;
|
|
enc->tmpstream = 0;
|
|
enc->mrk = 0;
|
|
enc->curtile = 0;
|
|
|
|
if (!(enc->cstate = jpc_cstate_create())) {
|
|
goto error;
|
|
}
|
|
enc->len = 0;
|
|
enc->mainbodysize = 0;
|
|
|
|
return enc;
|
|
|
|
error:
|
|
|
|
if (enc) {
|
|
jpc_enc_destroy(enc);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
void jpc_enc_destroy(jpc_enc_t *enc)
|
|
{
|
|
/* The image object (i.e., enc->image) and output stream object
|
|
(i.e., enc->out) are created outside of the encoder.
|
|
Therefore, they must not be destroyed here. */
|
|
|
|
if (enc->curtile) {
|
|
jpc_enc_tile_destroy(enc->curtile);
|
|
}
|
|
if (enc->cp) {
|
|
jpc_enc_cp_destroy(enc->cp);
|
|
}
|
|
if (enc->cstate) {
|
|
jpc_cstate_destroy(enc->cstate);
|
|
}
|
|
if (enc->tmpstream) {
|
|
jas_stream_close(enc->tmpstream);
|
|
}
|
|
|
|
jas_free(enc);
|
|
}
|
|
|
|
/******************************************************************************\
|
|
* Code.
|
|
\******************************************************************************/
|
|
|
|
static int jpc_calcssmant(jpc_fix_t stepsize)
|
|
{
|
|
int n;
|
|
int e;
|
|
int m;
|
|
|
|
n = jpc_firstone(stepsize);
|
|
e = n - JPC_FIX_FRACBITS;
|
|
if (n >= 11) {
|
|
m = (stepsize >> (n - 11)) & 0x7ff;
|
|
} else {
|
|
m = (stepsize & ((1 << n) - 1)) << (11 - n);
|
|
}
|
|
return m;
|
|
}
|
|
|
|
static int jpc_calcssexp(jpc_fix_t stepsize)
|
|
{
|
|
return jpc_firstone(stepsize) - JPC_FIX_FRACBITS;
|
|
}
|
|
|
|
static int jpc_enc_encodemainhdr(jpc_enc_t *enc)
|
|
{
|
|
jpc_siz_t *siz;
|
|
jpc_cod_t *cod;
|
|
jpc_qcd_t *qcd;
|
|
int i;
|
|
long startoff;
|
|
long mainhdrlen;
|
|
jpc_enc_cp_t *cp;
|
|
jpc_qcc_t *qcc;
|
|
jpc_enc_tccp_t *tccp;
|
|
uint_fast16_t cmptno;
|
|
jpc_tsfb_band_t bandinfos[JPC_MAXBANDS];
|
|
jpc_fix_t mctsynweight;
|
|
jpc_enc_tcp_t *tcp;
|
|
jpc_tsfb_t *tsfb;
|
|
jpc_tsfb_band_t *bandinfo;
|
|
uint_fast16_t numbands;
|
|
uint_fast16_t bandno;
|
|
uint_fast16_t rlvlno;
|
|
uint_fast16_t analgain;
|
|
jpc_fix_t absstepsize;
|
|
char buf[1024];
|
|
jpc_com_t *com;
|
|
|
|
cp = enc->cp;
|
|
|
|
startoff = jas_stream_getrwcount(enc->out);
|
|
|
|
/* Write SOC marker segment. */
|
|
if (!(enc->mrk = jpc_ms_create(JPC_MS_SOC))) {
|
|
return -1;
|
|
}
|
|
if (jpc_putms(enc->out, enc->cstate, enc->mrk)) {
|
|
jas_eprintf("cannot write SOC marker\n");
|
|
return -1;
|
|
}
|
|
jpc_ms_destroy(enc->mrk);
|
|
enc->mrk = 0;
|
|
|
|
/* Write SIZ marker segment. */
|
|
if (!(enc->mrk = jpc_ms_create(JPC_MS_SIZ))) {
|
|
return -1;
|
|
}
|
|
siz = &enc->mrk->parms.siz;
|
|
siz->caps = 0;
|
|
siz->xoff = cp->imgareatlx;
|
|
siz->yoff = cp->imgareatly;
|
|
siz->width = cp->refgrdwidth;
|
|
siz->height = cp->refgrdheight;
|
|
siz->tilexoff = cp->tilegrdoffx;
|
|
siz->tileyoff = cp->tilegrdoffy;
|
|
siz->tilewidth = cp->tilewidth;
|
|
siz->tileheight = cp->tileheight;
|
|
siz->numcomps = cp->numcmpts;
|
|
siz->comps = jas_malloc(siz->numcomps * sizeof(jpc_sizcomp_t));
|
|
assert(siz->comps);
|
|
for (i = 0; i < JAS_CAST(int, cp->numcmpts); ++i) {
|
|
siz->comps[i].prec = cp->ccps[i].prec;
|
|
siz->comps[i].sgnd = cp->ccps[i].sgnd;
|
|
siz->comps[i].hsamp = cp->ccps[i].sampgrdstepx;
|
|
siz->comps[i].vsamp = cp->ccps[i].sampgrdstepy;
|
|
}
|
|
if (jpc_putms(enc->out, enc->cstate, enc->mrk)) {
|
|
jas_eprintf("cannot write SIZ marker\n");
|
|
return -1;
|
|
}
|
|
jpc_ms_destroy(enc->mrk);
|
|
enc->mrk = 0;
|
|
|
|
if (!(enc->mrk = jpc_ms_create(JPC_MS_COM))) {
|
|
return -1;
|
|
}
|
|
sprintf(buf, "Creator: JasPer Version %s", jas_getversion());
|
|
com = &enc->mrk->parms.com;
|
|
com->len = strlen(buf);
|
|
com->regid = JPC_COM_LATIN;
|
|
if (!(com->data = JAS_CAST(uchar *, jas_strdup(buf)))) {
|
|
abort();
|
|
}
|
|
if (jpc_putms(enc->out, enc->cstate, enc->mrk)) {
|
|
jas_eprintf("cannot write COM marker\n");
|
|
return -1;
|
|
}
|
|
jpc_ms_destroy(enc->mrk);
|
|
enc->mrk = 0;
|
|
|
|
#if 0
|
|
if (!(enc->mrk = jpc_ms_create(JPC_MS_CRG))) {
|
|
return -1;
|
|
}
|
|
crg = &enc->mrk->parms.crg;
|
|
crg->comps = jas_malloc(crg->numcomps * sizeof(jpc_crgcomp_t));
|
|
if (jpc_putms(enc->out, enc->cstate, enc->mrk)) {
|
|
jas_eprintf("cannot write CRG marker\n");
|
|
return -1;
|
|
}
|
|
jpc_ms_destroy(enc->mrk);
|
|
enc->mrk = 0;
|
|
#endif
|
|
|
|
tcp = &cp->tcp;
|
|
tccp = &cp->tccp;
|
|
for (cmptno = 0; cmptno < cp->numcmpts; ++cmptno) {
|
|
tsfb = jpc_cod_gettsfb(tccp->qmfbid, tccp->maxrlvls - 1);
|
|
jpc_tsfb_getbands(tsfb, 0, 0, 1 << tccp->maxrlvls, 1 << tccp->maxrlvls,
|
|
bandinfos);
|
|
jpc_tsfb_destroy(tsfb);
|
|
mctsynweight = jpc_mct_getsynweight(tcp->mctid, cmptno);
|
|
numbands = 3 * tccp->maxrlvls - 2;
|
|
for (bandno = 0, bandinfo = bandinfos; bandno < numbands;
|
|
++bandno, ++bandinfo) {
|
|
rlvlno = (bandno) ? ((bandno - 1) / 3 + 1) : 0;
|
|
analgain = JPC_NOMINALGAIN(tccp->qmfbid, tccp->maxrlvls,
|
|
rlvlno, bandinfo->orient);
|
|
if (!tcp->intmode) {
|
|
absstepsize = jpc_fix_div(jpc_inttofix(1 <<
|
|
(analgain + 1)), bandinfo->synenergywt);
|
|
} else {
|
|
absstepsize = jpc_inttofix(1);
|
|
}
|
|
cp->ccps[cmptno].stepsizes[bandno] =
|
|
jpc_abstorelstepsize(absstepsize,
|
|
cp->ccps[cmptno].prec + analgain);
|
|
}
|
|
cp->ccps[cmptno].numstepsizes = numbands;
|
|
}
|
|
|
|
if (!(enc->mrk = jpc_ms_create(JPC_MS_COD))) {
|
|
return -1;
|
|
}
|
|
cod = &enc->mrk->parms.cod;
|
|
cod->csty = cp->tccp.csty | cp->tcp.csty;
|
|
cod->compparms.csty = cp->tccp.csty | cp->tcp.csty;
|
|
cod->compparms.numdlvls = cp->tccp.maxrlvls - 1;
|
|
cod->compparms.numrlvls = cp->tccp.maxrlvls;
|
|
cod->prg = cp->tcp.prg;
|
|
cod->numlyrs = cp->tcp.numlyrs;
|
|
cod->compparms.cblkwidthval = JPC_COX_CBLKSIZEEXPN(cp->tccp.cblkwidthexpn);
|
|
cod->compparms.cblkheightval = JPC_COX_CBLKSIZEEXPN(cp->tccp.cblkheightexpn);
|
|
cod->compparms.cblksty = cp->tccp.cblksty;
|
|
cod->compparms.qmfbid = cp->tccp.qmfbid;
|
|
cod->mctrans = (cp->tcp.mctid != JPC_MCT_NONE);
|
|
if (tccp->csty & JPC_COX_PRT) {
|
|
for (rlvlno = 0; rlvlno < tccp->maxrlvls; ++rlvlno) {
|
|
cod->compparms.rlvls[rlvlno].parwidthval = tccp->prcwidthexpns[rlvlno];
|
|
cod->compparms.rlvls[rlvlno].parheightval = tccp->prcheightexpns[rlvlno];
|
|
}
|
|
}
|
|
if (jpc_putms(enc->out, enc->cstate, enc->mrk)) {
|
|
jas_eprintf("cannot write COD marker\n");
|
|
return -1;
|
|
}
|
|
jpc_ms_destroy(enc->mrk);
|
|
enc->mrk = 0;
|
|
|
|
if (!(enc->mrk = jpc_ms_create(JPC_MS_QCD))) {
|
|
return -1;
|
|
}
|
|
qcd = &enc->mrk->parms.qcd;
|
|
qcd->compparms.qntsty = (tccp->qmfbid == JPC_COX_INS) ?
|
|
JPC_QCX_SEQNT : JPC_QCX_NOQNT;
|
|
qcd->compparms.numstepsizes = cp->ccps[0].numstepsizes;
|
|
qcd->compparms.numguard = cp->tccp.numgbits;
|
|
qcd->compparms.stepsizes = cp->ccps[0].stepsizes;
|
|
if (jpc_putms(enc->out, enc->cstate, enc->mrk)) {
|
|
return -1;
|
|
}
|
|
/* We do not want the step size array to be freed! */
|
|
qcd->compparms.stepsizes = 0;
|
|
jpc_ms_destroy(enc->mrk);
|
|
enc->mrk = 0;
|
|
|
|
tccp = &cp->tccp;
|
|
for (cmptno = 1; cmptno < cp->numcmpts; ++cmptno) {
|
|
if (!(enc->mrk = jpc_ms_create(JPC_MS_QCC))) {
|
|
return -1;
|
|
}
|
|
qcc = &enc->mrk->parms.qcc;
|
|
qcc->compno = cmptno;
|
|
qcc->compparms.qntsty = (tccp->qmfbid == JPC_COX_INS) ?
|
|
JPC_QCX_SEQNT : JPC_QCX_NOQNT;
|
|
qcc->compparms.numstepsizes = cp->ccps[cmptno].numstepsizes;
|
|
qcc->compparms.numguard = cp->tccp.numgbits;
|
|
qcc->compparms.stepsizes = cp->ccps[cmptno].stepsizes;
|
|
if (jpc_putms(enc->out, enc->cstate, enc->mrk)) {
|
|
return -1;
|
|
}
|
|
/* We do not want the step size array to be freed! */
|
|
qcc->compparms.stepsizes = 0;
|
|
jpc_ms_destroy(enc->mrk);
|
|
enc->mrk = 0;
|
|
}
|
|
|
|
#define MAINTLRLEN 2
|
|
mainhdrlen = jas_stream_getrwcount(enc->out) - startoff;
|
|
enc->len += mainhdrlen;
|
|
if (enc->cp->totalsize != UINT_FAST32_MAX) {
|
|
uint_fast32_t overhead;
|
|
overhead = mainhdrlen + MAINTLRLEN;
|
|
enc->mainbodysize = (enc->cp->totalsize >= overhead) ?
|
|
(enc->cp->totalsize - overhead) : 0;
|
|
} else {
|
|
enc->mainbodysize = UINT_FAST32_MAX;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int jpc_enc_encodemainbody(jpc_enc_t *enc)
|
|
{
|
|
int tileno;
|
|
int tilex;
|
|
int tiley;
|
|
int i;
|
|
jpc_sot_t *sot;
|
|
jpc_enc_tcmpt_t *comp;
|
|
jpc_enc_tcmpt_t *endcomps;
|
|
jpc_enc_band_t *band;
|
|
jpc_enc_band_t *endbands;
|
|
jpc_enc_rlvl_t *lvl;
|
|
int rlvlno;
|
|
jpc_qcc_t *qcc;
|
|
jpc_cod_t *cod;
|
|
int adjust;
|
|
int j;
|
|
int absbandno;
|
|
long numbytes;
|
|
long tilehdrlen;
|
|
long tilelen;
|
|
jpc_enc_tile_t *tile;
|
|
jpc_enc_cp_t *cp;
|
|
double rho;
|
|
int lyrno;
|
|
int cmptno;
|
|
int samestepsizes;
|
|
jpc_enc_ccp_t *ccps;
|
|
jpc_enc_tccp_t *tccp;
|
|
int bandno;
|
|
uint_fast32_t x;
|
|
uint_fast32_t y;
|
|
int mingbits;
|
|
int actualnumbps;
|
|
jpc_fix_t mxmag;
|
|
jpc_fix_t mag;
|
|
int numgbits;
|
|
|
|
cp = enc->cp;
|
|
|
|
/* Avoid compile warnings. */
|
|
numbytes = 0;
|
|
|
|
for (tileno = 0; tileno < JAS_CAST(int, cp->numtiles); ++tileno) {
|
|
tilex = tileno % cp->numhtiles;
|
|
tiley = tileno / cp->numhtiles;
|
|
|
|
if (!(enc->curtile = jpc_enc_tile_create(enc->cp, enc->image, tileno))) {
|
|
abort();
|
|
}
|
|
|
|
tile = enc->curtile;
|
|
|
|
if (jas_getdbglevel() >= 10) {
|
|
jpc_enc_dump(enc);
|
|
}
|
|
|
|
endcomps = &tile->tcmpts[tile->numtcmpts];
|
|
for (cmptno = 0, comp = tile->tcmpts; cmptno < tile->numtcmpts; ++cmptno, ++comp) {
|
|
if (!cp->ccps[cmptno].sgnd) {
|
|
adjust = 1 << (cp->ccps[cmptno].prec - 1);
|
|
for (i = 0; i < jas_matrix_numrows(comp->data); ++i) {
|
|
for (j = 0; j < jas_matrix_numcols(comp->data); ++j) {
|
|
*jas_matrix_getref(comp->data, i, j) -= adjust;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (!tile->intmode) {
|
|
endcomps = &tile->tcmpts[tile->numtcmpts];
|
|
for (comp = tile->tcmpts; comp != endcomps; ++comp) {
|
|
jas_matrix_asl(comp->data, JPC_FIX_FRACBITS);
|
|
}
|
|
}
|
|
|
|
switch (tile->mctid) {
|
|
case JPC_MCT_RCT:
|
|
assert(jas_image_numcmpts(enc->image) == 3);
|
|
jpc_rct(tile->tcmpts[0].data, tile->tcmpts[1].data,
|
|
tile->tcmpts[2].data);
|
|
break;
|
|
case JPC_MCT_ICT:
|
|
assert(jas_image_numcmpts(enc->image) == 3);
|
|
jpc_ict(tile->tcmpts[0].data, tile->tcmpts[1].data,
|
|
tile->tcmpts[2].data);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
for (i = 0; i < jas_image_numcmpts(enc->image); ++i) {
|
|
comp = &tile->tcmpts[i];
|
|
jpc_tsfb_analyze(comp->tsfb, comp->data);
|
|
|
|
}
|
|
|
|
|
|
endcomps = &tile->tcmpts[tile->numtcmpts];
|
|
for (cmptno = 0, comp = tile->tcmpts; comp != endcomps; ++cmptno, ++comp) {
|
|
mingbits = 0;
|
|
absbandno = 0;
|
|
/* All bands must have a corresponding quantizer step size,
|
|
even if they contain no samples and are never coded. */
|
|
/* Some bands may not be hit by the loop below, so we must
|
|
initialize all of the step sizes to a sane value. */
|
|
memset(comp->stepsizes, 0, sizeof(comp->stepsizes));
|
|
for (rlvlno = 0, lvl = comp->rlvls; rlvlno < comp->numrlvls; ++rlvlno, ++lvl) {
|
|
if (!lvl->bands) {
|
|
absbandno += rlvlno ? 3 : 1;
|
|
continue;
|
|
}
|
|
endbands = &lvl->bands[lvl->numbands];
|
|
for (band = lvl->bands; band != endbands; ++band) {
|
|
if (!band->data) {
|
|
++absbandno;
|
|
continue;
|
|
}
|
|
actualnumbps = 0;
|
|
mxmag = 0;
|
|
for (y = 0; y < JAS_CAST(uint_fast32_t, jas_matrix_numrows(band->data)); ++y) {
|
|
for (x = 0; x < JAS_CAST(uint_fast32_t, jas_matrix_numcols(band->data)); ++x) {
|
|
mag = abs(jas_matrix_get(band->data, y, x));
|
|
if (mag > mxmag) {
|
|
mxmag = mag;
|
|
}
|
|
}
|
|
}
|
|
if (tile->intmode) {
|
|
actualnumbps = jpc_firstone(mxmag) + 1;
|
|
} else {
|
|
actualnumbps = jpc_firstone(mxmag) + 1 - JPC_FIX_FRACBITS;
|
|
}
|
|
numgbits = actualnumbps - (cp->ccps[cmptno].prec - 1 +
|
|
band->analgain);
|
|
#if 0
|
|
jas_eprintf("%d %d mag=%d actual=%d numgbits=%d\n", cp->ccps[cmptno].prec, band->analgain, mxmag, actualnumbps, numgbits);
|
|
#endif
|
|
if (numgbits > mingbits) {
|
|
mingbits = numgbits;
|
|
}
|
|
if (!tile->intmode) {
|
|
band->absstepsize = jpc_fix_div(jpc_inttofix(1
|
|
<< (band->analgain + 1)),
|
|
band->synweight);
|
|
} else {
|
|
band->absstepsize = jpc_inttofix(1);
|
|
}
|
|
band->stepsize = jpc_abstorelstepsize(
|
|
band->absstepsize, cp->ccps[cmptno].prec +
|
|
band->analgain);
|
|
band->numbps = cp->tccp.numgbits +
|
|
JPC_QCX_GETEXPN(band->stepsize) - 1;
|
|
|
|
if ((!tile->intmode) && band->data) {
|
|
jpc_quantize(band->data, band->absstepsize);
|
|
}
|
|
|
|
comp->stepsizes[absbandno] = band->stepsize;
|
|
++absbandno;
|
|
}
|
|
}
|
|
|
|
assert(JPC_FIX_FRACBITS >= JPC_NUMEXTRABITS);
|
|
if (!tile->intmode) {
|
|
jas_matrix_divpow2(comp->data, JPC_FIX_FRACBITS - JPC_NUMEXTRABITS);
|
|
} else {
|
|
jas_matrix_asl(comp->data, JPC_NUMEXTRABITS);
|
|
}
|
|
|
|
#if 0
|
|
jas_eprintf("mingbits %d\n", mingbits);
|
|
#endif
|
|
if (mingbits > cp->tccp.numgbits) {
|
|
jas_eprintf("error: too few guard bits (need at least %d)\n",
|
|
mingbits);
|
|
return -1;
|
|
}
|
|
}
|
|
|
|
if (!(enc->tmpstream = jas_stream_memopen(0, 0))) {
|
|
jas_eprintf("cannot open tmp file\n");
|
|
return -1;
|
|
}
|
|
|
|
/* Write the tile header. */
|
|
if (!(enc->mrk = jpc_ms_create(JPC_MS_SOT))) {
|
|
return -1;
|
|
}
|
|
sot = &enc->mrk->parms.sot;
|
|
sot->len = 0;
|
|
sot->tileno = tileno;
|
|
sot->partno = 0;
|
|
sot->numparts = 1;
|
|
if (jpc_putms(enc->tmpstream, enc->cstate, enc->mrk)) {
|
|
jas_eprintf("cannot write SOT marker\n");
|
|
return -1;
|
|
}
|
|
jpc_ms_destroy(enc->mrk);
|
|
enc->mrk = 0;
|
|
|
|
/************************************************************************/
|
|
/************************************************************************/
|
|
/************************************************************************/
|
|
|
|
tccp = &cp->tccp;
|
|
for (cmptno = 0; cmptno < JAS_CAST(int, cp->numcmpts); ++cmptno) {
|
|
comp = &tile->tcmpts[cmptno];
|
|
if (comp->numrlvls != tccp->maxrlvls) {
|
|
if (!(enc->mrk = jpc_ms_create(JPC_MS_COD))) {
|
|
return -1;
|
|
}
|
|
/* XXX = this is not really correct. we are using comp #0's precint sizes
|
|
and other characteristics */
|
|
comp = &tile->tcmpts[0];
|
|
cod = &enc->mrk->parms.cod;
|
|
cod->compparms.csty = 0;
|
|
cod->compparms.numdlvls = comp->numrlvls - 1;
|
|
cod->prg = tile->prg;
|
|
cod->numlyrs = tile->numlyrs;
|
|
cod->compparms.cblkwidthval = JPC_COX_CBLKSIZEEXPN(comp->cblkwidthexpn);
|
|
cod->compparms.cblkheightval = JPC_COX_CBLKSIZEEXPN(comp->cblkheightexpn);
|
|
cod->compparms.cblksty = comp->cblksty;
|
|
cod->compparms.qmfbid = comp->qmfbid;
|
|
cod->mctrans = (tile->mctid != JPC_MCT_NONE);
|
|
for (i = 0; i < comp->numrlvls; ++i) {
|
|
cod->compparms.rlvls[i].parwidthval = comp->rlvls[i].prcwidthexpn;
|
|
cod->compparms.rlvls[i].parheightval = comp->rlvls[i].prcheightexpn;
|
|
}
|
|
if (jpc_putms(enc->tmpstream, enc->cstate, enc->mrk)) {
|
|
return -1;
|
|
}
|
|
jpc_ms_destroy(enc->mrk);
|
|
enc->mrk = 0;
|
|
}
|
|
}
|
|
|
|
for (cmptno = 0, comp = tile->tcmpts; cmptno < JAS_CAST(int, cp->numcmpts); ++cmptno, ++comp) {
|
|
ccps = &cp->ccps[cmptno];
|
|
if (JAS_CAST(int, ccps->numstepsizes) == comp->numstepsizes) {
|
|
samestepsizes = 1;
|
|
for (bandno = 0; bandno < JAS_CAST(int, ccps->numstepsizes); ++bandno) {
|
|
if (ccps->stepsizes[bandno] != comp->stepsizes[bandno]) {
|
|
samestepsizes = 0;
|
|
break;
|
|
}
|
|
}
|
|
} else {
|
|
samestepsizes = 0;
|
|
}
|
|
if (!samestepsizes) {
|
|
if (!(enc->mrk = jpc_ms_create(JPC_MS_QCC))) {
|
|
return -1;
|
|
}
|
|
qcc = &enc->mrk->parms.qcc;
|
|
qcc->compno = cmptno;
|
|
qcc->compparms.numguard = cp->tccp.numgbits;
|
|
qcc->compparms.qntsty = (comp->qmfbid == JPC_COX_INS) ?
|
|
JPC_QCX_SEQNT : JPC_QCX_NOQNT;
|
|
qcc->compparms.numstepsizes = comp->numstepsizes;
|
|
qcc->compparms.stepsizes = comp->stepsizes;
|
|
if (jpc_putms(enc->tmpstream, enc->cstate, enc->mrk)) {
|
|
return -1;
|
|
}
|
|
qcc->compparms.stepsizes = 0;
|
|
jpc_ms_destroy(enc->mrk);
|
|
enc->mrk = 0;
|
|
}
|
|
}
|
|
|
|
/* Write a SOD marker to indicate the end of the tile header. */
|
|
if (!(enc->mrk = jpc_ms_create(JPC_MS_SOD))) {
|
|
return -1;
|
|
}
|
|
if (jpc_putms(enc->tmpstream, enc->cstate, enc->mrk)) {
|
|
jas_eprintf("cannot write SOD marker\n");
|
|
return -1;
|
|
}
|
|
jpc_ms_destroy(enc->mrk);
|
|
enc->mrk = 0;
|
|
tilehdrlen = jas_stream_getrwcount(enc->tmpstream);
|
|
|
|
/************************************************************************/
|
|
/************************************************************************/
|
|
/************************************************************************/
|
|
|
|
if (jpc_enc_enccblks(enc)) {
|
|
abort();
|
|
return -1;
|
|
}
|
|
|
|
cp = enc->cp;
|
|
rho = (double) (tile->brx - tile->tlx) * (tile->bry - tile->tly) /
|
|
((cp->refgrdwidth - cp->imgareatlx) * (cp->refgrdheight -
|
|
cp->imgareatly));
|
|
tile->rawsize = cp->rawsize * rho;
|
|
|
|
for (lyrno = 0; lyrno < tile->numlyrs - 1; ++lyrno) {
|
|
tile->lyrsizes[lyrno] = tile->rawsize * jpc_fixtodbl(
|
|
cp->tcp.ilyrrates[lyrno]);
|
|
}
|
|
tile->lyrsizes[tile->numlyrs - 1] = (cp->totalsize != UINT_FAST32_MAX) ?
|
|
(rho * enc->mainbodysize) : UINT_FAST32_MAX;
|
|
for (lyrno = 0; lyrno < tile->numlyrs; ++lyrno) {
|
|
if (tile->lyrsizes[lyrno] != UINT_FAST32_MAX) {
|
|
if (tilehdrlen <= JAS_CAST(long, tile->lyrsizes[lyrno])) {
|
|
tile->lyrsizes[lyrno] -= tilehdrlen;
|
|
} else {
|
|
tile->lyrsizes[lyrno] = 0;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (rateallocate(enc, tile->numlyrs, tile->lyrsizes)) {
|
|
return -1;
|
|
}
|
|
|
|
#if 0
|
|
jas_eprintf("ENCODE TILE DATA\n");
|
|
#endif
|
|
if (jpc_enc_encodetiledata(enc)) {
|
|
jas_eprintf("dotile failed\n");
|
|
return -1;
|
|
}
|
|
|
|
/************************************************************************/
|
|
/************************************************************************/
|
|
/************************************************************************/
|
|
|
|
/************************************************************************/
|
|
/************************************************************************/
|
|
/************************************************************************/
|
|
|
|
tilelen = jas_stream_tell(enc->tmpstream);
|
|
|
|
if (jas_stream_seek(enc->tmpstream, 6, SEEK_SET) < 0) {
|
|
return -1;
|
|
}
|
|
jpc_putuint32(enc->tmpstream, tilelen);
|
|
|
|
if (jas_stream_seek(enc->tmpstream, 0, SEEK_SET) < 0) {
|
|
return -1;
|
|
}
|
|
if (jpc_putdata(enc->out, enc->tmpstream, -1)) {
|
|
return -1;
|
|
}
|
|
enc->len += tilelen;
|
|
|
|
jas_stream_close(enc->tmpstream);
|
|
enc->tmpstream = 0;
|
|
|
|
jpc_enc_tile_destroy(enc->curtile);
|
|
enc->curtile = 0;
|
|
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
int jpc_enc_encodetiledata(jpc_enc_t *enc)
|
|
{
|
|
assert(enc->tmpstream);
|
|
if (jpc_enc_encpkts(enc, enc->tmpstream)) {
|
|
return -1;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
int dump_passes(jpc_enc_pass_t *passes, int numpasses, jpc_enc_cblk_t *cblk)
|
|
{
|
|
jpc_enc_pass_t *pass;
|
|
int i;
|
|
jas_stream_memobj_t *smo;
|
|
|
|
smo = cblk->stream->obj_;
|
|
|
|
pass = passes;
|
|
for (i = 0; i < numpasses; ++i) {
|
|
jas_eprintf("start=%d end=%d type=%d term=%d lyrno=%d firstchar=%02x size=%ld pos=%ld\n",
|
|
(int)pass->start, (int)pass->end, (int)pass->type, (int)pass->term, (int)pass->lyrno,
|
|
smo->buf_[pass->start], (long)smo->len_, (long)smo->pos_);
|
|
#if 0
|
|
jas_memdump(stderr, &smo->buf_[pass->start], pass->end - pass->start);
|
|
#endif
|
|
++pass;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
void jpc_quantize(jas_matrix_t *data, jpc_fix_t stepsize)
|
|
{
|
|
int i;
|
|
int j;
|
|
jpc_fix_t t;
|
|
|
|
if (stepsize == jpc_inttofix(1)) {
|
|
return;
|
|
}
|
|
|
|
for (i = 0; i < jas_matrix_numrows(data); ++i) {
|
|
for (j = 0; j < jas_matrix_numcols(data); ++j) {
|
|
t = jas_matrix_get(data, i, j);
|
|
|
|
{
|
|
if (t < 0) {
|
|
t = jpc_fix_neg(jpc_fix_div(jpc_fix_neg(t), stepsize));
|
|
} else {
|
|
t = jpc_fix_div(t, stepsize);
|
|
}
|
|
}
|
|
|
|
jas_matrix_set(data, i, j, t);
|
|
}
|
|
}
|
|
}
|
|
|
|
void calcrdslopes(jpc_enc_cblk_t *cblk)
|
|
{
|
|
jpc_enc_pass_t *endpasses;
|
|
jpc_enc_pass_t *pass0;
|
|
jpc_enc_pass_t *pass1;
|
|
jpc_enc_pass_t *pass2;
|
|
jpc_flt_t slope0;
|
|
jpc_flt_t slope;
|
|
jpc_flt_t dd;
|
|
long dr;
|
|
|
|
endpasses = &cblk->passes[cblk->numpasses];
|
|
pass2 = cblk->passes;
|
|
slope0 = 0;
|
|
while (pass2 != endpasses) {
|
|
pass0 = 0;
|
|
for (pass1 = cblk->passes; pass1 != endpasses; ++pass1) {
|
|
dd = pass1->cumwmsedec;
|
|
dr = pass1->end;
|
|
if (pass0) {
|
|
dd -= pass0->cumwmsedec;
|
|
dr -= pass0->end;
|
|
}
|
|
if (dd <= 0) {
|
|
pass1->rdslope = JPC_BADRDSLOPE;
|
|
if (pass1 >= pass2) {
|
|
pass2 = &pass1[1];
|
|
}
|
|
continue;
|
|
}
|
|
if (pass1 < pass2 && pass1->rdslope <= 0) {
|
|
continue;
|
|
}
|
|
if (!dr) {
|
|
assert(pass0);
|
|
pass0->rdslope = 0;
|
|
break;
|
|
}
|
|
slope = dd / dr;
|
|
if (pass0 && slope >= slope0) {
|
|
pass0->rdslope = 0;
|
|
break;
|
|
}
|
|
pass1->rdslope = slope;
|
|
if (pass1 >= pass2) {
|
|
pass2 = &pass1[1];
|
|
}
|
|
pass0 = pass1;
|
|
slope0 = slope;
|
|
}
|
|
}
|
|
|
|
#if 0
|
|
for (pass0 = cblk->passes; pass0 != endpasses; ++pass0) {
|
|
if (pass0->rdslope > 0.0) {
|
|
jas_eprintf("pass %02d nmsedec=%lf dec=%lf end=%d %lf\n", pass0 - cblk->passes,
|
|
fixtodbl(pass0->nmsedec), pass0->wmsedec, pass0->end, pass0->rdslope);
|
|
}
|
|
}
|
|
#endif
|
|
}
|
|
|
|
void dump_layeringinfo(jpc_enc_t *enc)
|
|
{
|
|
|
|
jpc_enc_tcmpt_t *tcmpt;
|
|
int tcmptno;
|
|
jpc_enc_rlvl_t *rlvl;
|
|
int rlvlno;
|
|
jpc_enc_band_t *band;
|
|
int bandno;
|
|
jpc_enc_prc_t *prc;
|
|
int prcno;
|
|
jpc_enc_cblk_t *cblk;
|
|
int cblkno;
|
|
jpc_enc_pass_t *pass;
|
|
int passno;
|
|
int lyrno;
|
|
jpc_enc_tile_t *tile;
|
|
|
|
tile = enc->curtile;
|
|
|
|
for (lyrno = 0; lyrno < tile->numlyrs; ++lyrno) {
|
|
jas_eprintf("lyrno = %02d\n", lyrno);
|
|
for (tcmptno = 0, tcmpt = tile->tcmpts; tcmptno < tile->numtcmpts;
|
|
++tcmptno, ++tcmpt) {
|
|
for (rlvlno = 0, rlvl = tcmpt->rlvls; rlvlno < tcmpt->numrlvls;
|
|
++rlvlno, ++rlvl) {
|
|
if (!rlvl->bands) {
|
|
continue;
|
|
}
|
|
for (bandno = 0, band = rlvl->bands; bandno < rlvl->numbands;
|
|
++bandno, ++band) {
|
|
if (!band->data) {
|
|
continue;
|
|
}
|
|
for (prcno = 0, prc = band->prcs; prcno < rlvl->numprcs;
|
|
++prcno, ++prc) {
|
|
if (!prc->cblks) {
|
|
continue;
|
|
}
|
|
for (cblkno = 0, cblk = prc->cblks; cblkno <
|
|
prc->numcblks; ++cblkno, ++cblk) {
|
|
for (passno = 0, pass = cblk->passes; passno <
|
|
cblk->numpasses && pass->lyrno == lyrno;
|
|
++passno, ++pass) {
|
|
jas_eprintf("lyrno=%02d cmptno=%02d rlvlno=%02d bandno=%02d prcno=%02d cblkno=%03d passno=%03d\n", lyrno, tcmptno, rlvlno, bandno, prcno, cblkno, passno);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
int rateallocate(jpc_enc_t *enc, int numlyrs, uint_fast32_t *cumlens)
|
|
{
|
|
jpc_flt_t lo;
|
|
jpc_flt_t hi;
|
|
jas_stream_t *out;
|
|
long cumlen;
|
|
int lyrno;
|
|
jpc_flt_t thresh;
|
|
jpc_flt_t goodthresh;
|
|
int success;
|
|
long pos;
|
|
long oldpos;
|
|
int numiters;
|
|
|
|
jpc_enc_tcmpt_t *comp;
|
|
jpc_enc_tcmpt_t *endcomps;
|
|
jpc_enc_rlvl_t *lvl;
|
|
jpc_enc_rlvl_t *endlvls;
|
|
jpc_enc_band_t *band;
|
|
jpc_enc_band_t *endbands;
|
|
jpc_enc_cblk_t *cblk;
|
|
jpc_enc_cblk_t *endcblks;
|
|
jpc_enc_pass_t *pass;
|
|
jpc_enc_pass_t *endpasses;
|
|
jpc_enc_pass_t *pass1;
|
|
jpc_flt_t mxrdslope;
|
|
jpc_flt_t mnrdslope;
|
|
jpc_enc_tile_t *tile;
|
|
jpc_enc_prc_t *prc;
|
|
int prcno;
|
|
|
|
tile = enc->curtile;
|
|
|
|
for (lyrno = 1; lyrno < numlyrs - 1; ++lyrno) {
|
|
if (cumlens[lyrno - 1] > cumlens[lyrno]) {
|
|
abort();
|
|
}
|
|
}
|
|
|
|
if (!(out = jas_stream_memopen(0, 0))) {
|
|
return -1;
|
|
}
|
|
|
|
|
|
/* Find minimum and maximum R-D slope values. */
|
|
mnrdslope = DBL_MAX;
|
|
mxrdslope = 0;
|
|
endcomps = &tile->tcmpts[tile->numtcmpts];
|
|
for (comp = tile->tcmpts; comp != endcomps; ++comp) {
|
|
endlvls = &comp->rlvls[comp->numrlvls];
|
|
for (lvl = comp->rlvls; lvl != endlvls; ++lvl) {
|
|
if (!lvl->bands) {
|
|
continue;
|
|
}
|
|
endbands = &lvl->bands[lvl->numbands];
|
|
for (band = lvl->bands; band != endbands; ++band) {
|
|
if (!band->data) {
|
|
continue;
|
|
}
|
|
for (prcno = 0, prc = band->prcs; prcno < lvl->numprcs; ++prcno, ++prc) {
|
|
if (!prc->cblks) {
|
|
continue;
|
|
}
|
|
endcblks = &prc->cblks[prc->numcblks];
|
|
for (cblk = prc->cblks; cblk != endcblks; ++cblk) {
|
|
calcrdslopes(cblk);
|
|
endpasses = &cblk->passes[cblk->numpasses];
|
|
for (pass = cblk->passes; pass != endpasses; ++pass) {
|
|
if (pass->rdslope > 0) {
|
|
if (pass->rdslope < mnrdslope) {
|
|
mnrdslope = pass->rdslope;
|
|
}
|
|
if (pass->rdslope > mxrdslope) {
|
|
mxrdslope = pass->rdslope;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if (jas_getdbglevel()) {
|
|
jas_eprintf("min rdslope = %f max rdslope = %f\n", mnrdslope, mxrdslope);
|
|
}
|
|
|
|
jpc_init_t2state(enc, 1);
|
|
|
|
for (lyrno = 0; lyrno < numlyrs; ++lyrno) {
|
|
|
|
lo = mnrdslope;
|
|
hi = mxrdslope;
|
|
|
|
success = 0;
|
|
goodthresh = 0;
|
|
numiters = 0;
|
|
|
|
do {
|
|
|
|
cumlen = cumlens[lyrno];
|
|
if (cumlen == UINT_FAST32_MAX) {
|
|
/* Only the last layer can be free of a rate
|
|
constraint (e.g., for lossless coding). */
|
|
assert(lyrno == numlyrs - 1);
|
|
goodthresh = -1;
|
|
success = 1;
|
|
break;
|
|
}
|
|
|
|
thresh = (lo + hi) / 2;
|
|
|
|
/* Save the tier 2 coding state. */
|
|
jpc_save_t2state(enc);
|
|
oldpos = jas_stream_tell(out);
|
|
assert(oldpos >= 0);
|
|
|
|
/* Assign all passes with R-D slopes greater than or
|
|
equal to the current threshold to this layer. */
|
|
endcomps = &tile->tcmpts[tile->numtcmpts];
|
|
for (comp = tile->tcmpts; comp != endcomps; ++comp) {
|
|
endlvls = &comp->rlvls[comp->numrlvls];
|
|
for (lvl = comp->rlvls; lvl != endlvls; ++lvl) {
|
|
if (!lvl->bands) {
|
|
continue;
|
|
}
|
|
endbands = &lvl->bands[lvl->numbands];
|
|
for (band = lvl->bands; band != endbands; ++band) {
|
|
if (!band->data) {
|
|
continue;
|
|
}
|
|
for (prcno = 0, prc = band->prcs; prcno < lvl->numprcs; ++prcno, ++prc) {
|
|
if (!prc->cblks) {
|
|
continue;
|
|
}
|
|
endcblks = &prc->cblks[prc->numcblks];
|
|
for (cblk = prc->cblks; cblk != endcblks; ++cblk) {
|
|
if (cblk->curpass) {
|
|
endpasses = &cblk->passes[cblk->numpasses];
|
|
pass1 = cblk->curpass;
|
|
for (pass = cblk->curpass; pass != endpasses; ++pass) {
|
|
if (pass->rdslope >= thresh) {
|
|
pass1 = &pass[1];
|
|
}
|
|
}
|
|
for (pass = cblk->curpass; pass != pass1; ++pass) {
|
|
pass->lyrno = lyrno;
|
|
}
|
|
for (; pass != endpasses; ++pass) {
|
|
pass->lyrno = -1;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/* Perform tier 2 coding. */
|
|
endcomps = &tile->tcmpts[tile->numtcmpts];
|
|
for (comp = tile->tcmpts; comp != endcomps; ++comp) {
|
|
endlvls = &comp->rlvls[comp->numrlvls];
|
|
for (lvl = comp->rlvls; lvl != endlvls; ++lvl) {
|
|
if (!lvl->bands) {
|
|
continue;
|
|
}
|
|
for (prcno = 0; prcno < lvl->numprcs; ++prcno) {
|
|
if (jpc_enc_encpkt(enc, out, comp - tile->tcmpts, lvl - comp->rlvls, prcno, lyrno)) {
|
|
return -1;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
pos = jas_stream_tell(out);
|
|
|
|
/* Check the rate constraint. */
|
|
assert(pos >= 0);
|
|
if (pos > cumlen) {
|
|
/* The rate is too high. */
|
|
lo = thresh;
|
|
} else if (pos <= cumlen) {
|
|
/* The rate is low enough, so try higher. */
|
|
hi = thresh;
|
|
if (!success || thresh < goodthresh) {
|
|
goodthresh = thresh;
|
|
success = 1;
|
|
}
|
|
}
|
|
|
|
/* Save the tier 2 coding state. */
|
|
jpc_restore_t2state(enc);
|
|
if (jas_stream_seek(out, oldpos, SEEK_SET) < 0) {
|
|
abort();
|
|
}
|
|
|
|
if (jas_getdbglevel()) {
|
|
jas_eprintf("maxlen=%08ld actuallen=%08ld thresh=%f\n", cumlen, pos, thresh);
|
|
}
|
|
|
|
++numiters;
|
|
} while (lo < hi - 1e-3 && numiters < 32);
|
|
|
|
if (!success) {
|
|
jas_eprintf("warning: empty layer generated\n");
|
|
}
|
|
|
|
if (jas_getdbglevel()) {
|
|
jas_eprintf("success %d goodthresh %f\n", success, goodthresh);
|
|
}
|
|
|
|
/* Assign all passes with R-D slopes greater than or
|
|
equal to the selected threshold to this layer. */
|
|
endcomps = &tile->tcmpts[tile->numtcmpts];
|
|
for (comp = tile->tcmpts; comp != endcomps; ++comp) {
|
|
endlvls = &comp->rlvls[comp->numrlvls];
|
|
for (lvl = comp->rlvls; lvl != endlvls; ++lvl) {
|
|
if (!lvl->bands) {
|
|
continue;
|
|
}
|
|
endbands = &lvl->bands[lvl->numbands];
|
|
for (band = lvl->bands; band != endbands; ++band) {
|
|
if (!band->data) {
|
|
continue;
|
|
}
|
|
for (prcno = 0, prc = band->prcs; prcno < lvl->numprcs; ++prcno, ++prc) {
|
|
if (!prc->cblks) {
|
|
continue;
|
|
}
|
|
endcblks = &prc->cblks[prc->numcblks];
|
|
for (cblk = prc->cblks; cblk != endcblks; ++cblk) {
|
|
if (cblk->curpass) {
|
|
endpasses = &cblk->passes[cblk->numpasses];
|
|
pass1 = cblk->curpass;
|
|
if (success) {
|
|
for (pass = cblk->curpass; pass != endpasses; ++pass) {
|
|
if (pass->rdslope >= goodthresh) {
|
|
pass1 = &pass[1];
|
|
}
|
|
}
|
|
}
|
|
for (pass = cblk->curpass; pass != pass1; ++pass) {
|
|
pass->lyrno = lyrno;
|
|
}
|
|
for (; pass != endpasses; ++pass) {
|
|
pass->lyrno = -1;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/* Perform tier 2 coding. */
|
|
endcomps = &tile->tcmpts[tile->numtcmpts];
|
|
for (comp = tile->tcmpts; comp != endcomps; ++comp) {
|
|
endlvls = &comp->rlvls[comp->numrlvls];
|
|
for (lvl = comp->rlvls; lvl != endlvls; ++lvl) {
|
|
if (!lvl->bands) {
|
|
continue;
|
|
}
|
|
for (prcno = 0; prcno < lvl->numprcs; ++prcno) {
|
|
if (jpc_enc_encpkt(enc, out, comp - tile->tcmpts, lvl - comp->rlvls, prcno, lyrno)) {
|
|
return -1;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (jas_getdbglevel() >= 5) {
|
|
dump_layeringinfo(enc);
|
|
}
|
|
|
|
jas_stream_close(out);
|
|
|
|
JAS_DBGLOG(10, ("done doing rateallocation\n"));
|
|
#if 0
|
|
jas_eprintf("DONE RATE ALLOCATE\n");
|
|
#endif
|
|
|
|
return 0;
|
|
}
|
|
|
|
/******************************************************************************\
|
|
* Tile constructors and destructors.
|
|
\******************************************************************************/
|
|
|
|
jpc_enc_tile_t *jpc_enc_tile_create(jpc_enc_cp_t *cp, jas_image_t *image, int tileno)
|
|
{
|
|
jpc_enc_tile_t *tile;
|
|
uint_fast32_t htileno;
|
|
uint_fast32_t vtileno;
|
|
uint_fast16_t lyrno;
|
|
uint_fast16_t cmptno;
|
|
jpc_enc_tcmpt_t *tcmpt;
|
|
|
|
if (!(tile = jas_malloc(sizeof(jpc_enc_tile_t)))) {
|
|
goto error;
|
|
}
|
|
|
|
/* Initialize a few members used in error recovery. */
|
|
tile->tcmpts = 0;
|
|
tile->lyrsizes = 0;
|
|
tile->numtcmpts = cp->numcmpts;
|
|
tile->pi = 0;
|
|
|
|
tile->tileno = tileno;
|
|
htileno = tileno % cp->numhtiles;
|
|
vtileno = tileno / cp->numhtiles;
|
|
|
|
/* Calculate the coordinates of the top-left and bottom-right
|
|
corners of the tile. */
|
|
tile->tlx = JAS_MAX(cp->tilegrdoffx + htileno * cp->tilewidth,
|
|
cp->imgareatlx);
|
|
tile->tly = JAS_MAX(cp->tilegrdoffy + vtileno * cp->tileheight,
|
|
cp->imgareatly);
|
|
tile->brx = JAS_MIN(cp->tilegrdoffx + (htileno + 1) * cp->tilewidth,
|
|
cp->refgrdwidth);
|
|
tile->bry = JAS_MIN(cp->tilegrdoffy + (vtileno + 1) * cp->tileheight,
|
|
cp->refgrdheight);
|
|
|
|
/* Initialize some tile coding parameters. */
|
|
tile->intmode = cp->tcp.intmode;
|
|
tile->csty = cp->tcp.csty;
|
|
tile->prg = cp->tcp.prg;
|
|
tile->mctid = cp->tcp.mctid;
|
|
|
|
tile->numlyrs = cp->tcp.numlyrs;
|
|
if (!(tile->lyrsizes = jas_malloc(tile->numlyrs *
|
|
sizeof(uint_fast32_t)))) {
|
|
goto error;
|
|
}
|
|
for (lyrno = 0; lyrno < tile->numlyrs; ++lyrno) {
|
|
tile->lyrsizes[lyrno] = 0;
|
|
}
|
|
|
|
/* Allocate an array for the per-tile-component information. */
|
|
if (!(tile->tcmpts = jas_malloc(cp->numcmpts * sizeof(jpc_enc_tcmpt_t)))) {
|
|
goto error;
|
|
}
|
|
/* Initialize a few members critical for error recovery. */
|
|
for (cmptno = 0, tcmpt = tile->tcmpts; cmptno < cp->numcmpts;
|
|
++cmptno, ++tcmpt) {
|
|
tcmpt->rlvls = 0;
|
|
tcmpt->tsfb = 0;
|
|
tcmpt->data = 0;
|
|
}
|
|
/* Initialize the per-tile-component information. */
|
|
for (cmptno = 0, tcmpt = tile->tcmpts; cmptno < cp->numcmpts;
|
|
++cmptno, ++tcmpt) {
|
|
if (!tcmpt_create(tcmpt, cp, image, tile)) {
|
|
goto error;
|
|
}
|
|
}
|
|
|
|
/* Initialize the synthesis weights for the MCT. */
|
|
switch (tile->mctid) {
|
|
case JPC_MCT_RCT:
|
|
tile->tcmpts[0].synweight = jpc_dbltofix(sqrt(3.0));
|
|
tile->tcmpts[1].synweight = jpc_dbltofix(sqrt(0.6875));
|
|
tile->tcmpts[2].synweight = jpc_dbltofix(sqrt(0.6875));
|
|
break;
|
|
case JPC_MCT_ICT:
|
|
tile->tcmpts[0].synweight = jpc_dbltofix(sqrt(3.0000));
|
|
tile->tcmpts[1].synweight = jpc_dbltofix(sqrt(3.2584));
|
|
tile->tcmpts[2].synweight = jpc_dbltofix(sqrt(2.4755));
|
|
break;
|
|
default:
|
|
case JPC_MCT_NONE:
|
|
for (cmptno = 0, tcmpt = tile->tcmpts; cmptno < cp->numcmpts;
|
|
++cmptno, ++tcmpt) {
|
|
tcmpt->synweight = JPC_FIX_ONE;
|
|
}
|
|
break;
|
|
}
|
|
|
|
if (!(tile->pi = jpc_enc_pi_create(cp, tile))) {
|
|
goto error;
|
|
}
|
|
|
|
return tile;
|
|
|
|
error:
|
|
|
|
if (tile) {
|
|
jpc_enc_tile_destroy(tile);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
void jpc_enc_tile_destroy(jpc_enc_tile_t *tile)
|
|
{
|
|
jpc_enc_tcmpt_t *tcmpt;
|
|
uint_fast16_t cmptno;
|
|
|
|
if (tile->tcmpts) {
|
|
for (cmptno = 0, tcmpt = tile->tcmpts; cmptno <
|
|
tile->numtcmpts; ++cmptno, ++tcmpt) {
|
|
tcmpt_destroy(tcmpt);
|
|
}
|
|
jas_free(tile->tcmpts);
|
|
}
|
|
if (tile->lyrsizes) {
|
|
jas_free(tile->lyrsizes);
|
|
}
|
|
if (tile->pi) {
|
|
jpc_pi_destroy(tile->pi);
|
|
}
|
|
jas_free(tile);
|
|
}
|
|
|
|
static jpc_enc_tcmpt_t *tcmpt_create(jpc_enc_tcmpt_t *tcmpt, jpc_enc_cp_t *cp,
|
|
jas_image_t *image, jpc_enc_tile_t *tile)
|
|
{
|
|
uint_fast16_t cmptno;
|
|
uint_fast16_t rlvlno;
|
|
jpc_enc_rlvl_t *rlvl;
|
|
uint_fast32_t tlx;
|
|
uint_fast32_t tly;
|
|
uint_fast32_t brx;
|
|
uint_fast32_t bry;
|
|
uint_fast32_t cmpttlx;
|
|
uint_fast32_t cmpttly;
|
|
jpc_enc_ccp_t *ccp;
|
|
jpc_tsfb_band_t bandinfos[JPC_MAXBANDS];
|
|
|
|
tcmpt->tile = tile;
|
|
tcmpt->tsfb = 0;
|
|
tcmpt->data = 0;
|
|
tcmpt->rlvls = 0;
|
|
|
|
/* Deduce the component number. */
|
|
cmptno = tcmpt - tile->tcmpts;
|
|
|
|
ccp = &cp->ccps[cmptno];
|
|
|
|
/* Compute the coordinates of the top-left and bottom-right
|
|
corners of this tile-component. */
|
|
tlx = JPC_CEILDIV(tile->tlx, ccp->sampgrdstepx);
|
|
tly = JPC_CEILDIV(tile->tly, ccp->sampgrdstepy);
|
|
brx = JPC_CEILDIV(tile->brx, ccp->sampgrdstepx);
|
|
bry = JPC_CEILDIV(tile->bry, ccp->sampgrdstepy);
|
|
|
|
/* Create a sequence to hold the tile-component sample data. */
|
|
if (!(tcmpt->data = jas_seq2d_create(tlx, tly, brx, bry))) {
|
|
goto error;
|
|
}
|
|
|
|
/* Get the image data associated with this tile-component. */
|
|
cmpttlx = JPC_CEILDIV(cp->imgareatlx, ccp->sampgrdstepx);
|
|
cmpttly = JPC_CEILDIV(cp->imgareatly, ccp->sampgrdstepy);
|
|
if (jas_image_readcmpt(image, cmptno, tlx - cmpttlx, tly - cmpttly,
|
|
brx - tlx, bry - tly, tcmpt->data)) {
|
|
goto error;
|
|
}
|
|
|
|
tcmpt->synweight = 0;
|
|
tcmpt->qmfbid = cp->tccp.qmfbid;
|
|
tcmpt->numrlvls = cp->tccp.maxrlvls;
|
|
tcmpt->numbands = 3 * tcmpt->numrlvls - 2;
|
|
if (!(tcmpt->tsfb = jpc_cod_gettsfb(tcmpt->qmfbid, tcmpt->numrlvls - 1))) {
|
|
goto error;
|
|
}
|
|
|
|
for (rlvlno = 0; rlvlno < tcmpt->numrlvls; ++rlvlno) {
|
|
tcmpt->prcwidthexpns[rlvlno] = cp->tccp.prcwidthexpns[rlvlno];
|
|
tcmpt->prcheightexpns[rlvlno] = cp->tccp.prcheightexpns[rlvlno];
|
|
}
|
|
tcmpt->cblkwidthexpn = cp->tccp.cblkwidthexpn;
|
|
tcmpt->cblkheightexpn = cp->tccp.cblkheightexpn;
|
|
tcmpt->cblksty = cp->tccp.cblksty;
|
|
tcmpt->csty = cp->tccp.csty;
|
|
|
|
tcmpt->numstepsizes = tcmpt->numbands;
|
|
assert(tcmpt->numstepsizes <= JPC_MAXBANDS);
|
|
memset(tcmpt->stepsizes, 0, tcmpt->numstepsizes *
|
|
sizeof(uint_fast16_t));
|
|
|
|
/* Retrieve information about the various bands. */
|
|
jpc_tsfb_getbands(tcmpt->tsfb, jas_seq2d_xstart(tcmpt->data),
|
|
jas_seq2d_ystart(tcmpt->data), jas_seq2d_xend(tcmpt->data),
|
|
jas_seq2d_yend(tcmpt->data), bandinfos);
|
|
|
|
if (!(tcmpt->rlvls = jas_malloc(tcmpt->numrlvls * sizeof(jpc_enc_rlvl_t)))) {
|
|
goto error;
|
|
}
|
|
for (rlvlno = 0, rlvl = tcmpt->rlvls; rlvlno < tcmpt->numrlvls;
|
|
++rlvlno, ++rlvl) {
|
|
rlvl->bands = 0;
|
|
rlvl->tcmpt = tcmpt;
|
|
}
|
|
for (rlvlno = 0, rlvl = tcmpt->rlvls; rlvlno < tcmpt->numrlvls;
|
|
++rlvlno, ++rlvl) {
|
|
if (!rlvl_create(rlvl, cp, tcmpt, bandinfos)) {
|
|
goto error;
|
|
}
|
|
}
|
|
|
|
return tcmpt;
|
|
|
|
error:
|
|
|
|
tcmpt_destroy(tcmpt);
|
|
return 0;
|
|
|
|
}
|
|
|
|
static void tcmpt_destroy(jpc_enc_tcmpt_t *tcmpt)
|
|
{
|
|
jpc_enc_rlvl_t *rlvl;
|
|
uint_fast16_t rlvlno;
|
|
|
|
if (tcmpt->rlvls) {
|
|
for (rlvlno = 0, rlvl = tcmpt->rlvls; rlvlno < tcmpt->numrlvls;
|
|
++rlvlno, ++rlvl) {
|
|
rlvl_destroy(rlvl);
|
|
}
|
|
jas_free(tcmpt->rlvls);
|
|
}
|
|
|
|
if (tcmpt->data) {
|
|
jas_seq2d_destroy(tcmpt->data);
|
|
}
|
|
if (tcmpt->tsfb) {
|
|
jpc_tsfb_destroy(tcmpt->tsfb);
|
|
}
|
|
}
|
|
|
|
static jpc_enc_rlvl_t *rlvl_create(jpc_enc_rlvl_t *rlvl, jpc_enc_cp_t *cp,
|
|
jpc_enc_tcmpt_t *tcmpt, jpc_tsfb_band_t *bandinfos)
|
|
{
|
|
uint_fast16_t rlvlno;
|
|
uint_fast32_t tlprctlx;
|
|
uint_fast32_t tlprctly;
|
|
uint_fast32_t brprcbrx;
|
|
uint_fast32_t brprcbry;
|
|
uint_fast16_t bandno;
|
|
jpc_enc_band_t *band;
|
|
|
|
/* Deduce the resolution level. */
|
|
rlvlno = rlvl - tcmpt->rlvls;
|
|
|
|
/* Initialize members required for error recovery. */
|
|
rlvl->bands = 0;
|
|
rlvl->tcmpt = tcmpt;
|
|
|
|
/* Compute the coordinates of the top-left and bottom-right
|
|
corners of the tile-component at this resolution. */
|
|
rlvl->tlx = JPC_CEILDIVPOW2(jas_seq2d_xstart(tcmpt->data), tcmpt->numrlvls -
|
|
1 - rlvlno);
|
|
rlvl->tly = JPC_CEILDIVPOW2(jas_seq2d_ystart(tcmpt->data), tcmpt->numrlvls -
|
|
1 - rlvlno);
|
|
rlvl->brx = JPC_CEILDIVPOW2(jas_seq2d_xend(tcmpt->data), tcmpt->numrlvls -
|
|
1 - rlvlno);
|
|
rlvl->bry = JPC_CEILDIVPOW2(jas_seq2d_yend(tcmpt->data), tcmpt->numrlvls -
|
|
1 - rlvlno);
|
|
|
|
if (rlvl->tlx >= rlvl->brx || rlvl->tly >= rlvl->bry) {
|
|
rlvl->numhprcs = 0;
|
|
rlvl->numvprcs = 0;
|
|
rlvl->numprcs = 0;
|
|
return rlvl;
|
|
}
|
|
|
|
rlvl->numbands = (!rlvlno) ? 1 : 3;
|
|
rlvl->prcwidthexpn = cp->tccp.prcwidthexpns[rlvlno];
|
|
rlvl->prcheightexpn = cp->tccp.prcheightexpns[rlvlno];
|
|
if (!rlvlno) {
|
|
rlvl->cbgwidthexpn = rlvl->prcwidthexpn;
|
|
rlvl->cbgheightexpn = rlvl->prcheightexpn;
|
|
} else {
|
|
rlvl->cbgwidthexpn = rlvl->prcwidthexpn - 1;
|
|
rlvl->cbgheightexpn = rlvl->prcheightexpn - 1;
|
|
}
|
|
rlvl->cblkwidthexpn = JAS_MIN(cp->tccp.cblkwidthexpn, rlvl->cbgwidthexpn);
|
|
rlvl->cblkheightexpn = JAS_MIN(cp->tccp.cblkheightexpn, rlvl->cbgheightexpn);
|
|
|
|
/* Compute the number of precincts. */
|
|
tlprctlx = JPC_FLOORTOMULTPOW2(rlvl->tlx, rlvl->prcwidthexpn);
|
|
tlprctly = JPC_FLOORTOMULTPOW2(rlvl->tly, rlvl->prcheightexpn);
|
|
brprcbrx = JPC_CEILTOMULTPOW2(rlvl->brx, rlvl->prcwidthexpn);
|
|
brprcbry = JPC_CEILTOMULTPOW2(rlvl->bry, rlvl->prcheightexpn);
|
|
rlvl->numhprcs = JPC_FLOORDIVPOW2(brprcbrx - tlprctlx, rlvl->prcwidthexpn);
|
|
rlvl->numvprcs = JPC_FLOORDIVPOW2(brprcbry - tlprctly, rlvl->prcheightexpn);
|
|
rlvl->numprcs = rlvl->numhprcs * rlvl->numvprcs;
|
|
|
|
if (!(rlvl->bands = jas_malloc(rlvl->numbands * sizeof(jpc_enc_band_t)))) {
|
|
goto error;
|
|
}
|
|
for (bandno = 0, band = rlvl->bands; bandno < rlvl->numbands;
|
|
++bandno, ++band) {
|
|
band->prcs = 0;
|
|
band->data = 0;
|
|
band->rlvl = rlvl;
|
|
}
|
|
for (bandno = 0, band = rlvl->bands; bandno < rlvl->numbands;
|
|
++bandno, ++band) {
|
|
if (!band_create(band, cp, rlvl, bandinfos)) {
|
|
goto error;
|
|
}
|
|
}
|
|
|
|
return rlvl;
|
|
error:
|
|
|
|
rlvl_destroy(rlvl);
|
|
return 0;
|
|
}
|
|
|
|
static void rlvl_destroy(jpc_enc_rlvl_t *rlvl)
|
|
{
|
|
jpc_enc_band_t *band;
|
|
uint_fast16_t bandno;
|
|
|
|
if (rlvl->bands) {
|
|
for (bandno = 0, band = rlvl->bands; bandno < rlvl->numbands;
|
|
++bandno, ++band) {
|
|
band_destroy(band);
|
|
}
|
|
jas_free(rlvl->bands);
|
|
}
|
|
}
|
|
|
|
static jpc_enc_band_t *band_create(jpc_enc_band_t *band, jpc_enc_cp_t *cp,
|
|
jpc_enc_rlvl_t *rlvl, jpc_tsfb_band_t *bandinfos)
|
|
{
|
|
uint_fast16_t bandno;
|
|
uint_fast16_t gblbandno;
|
|
uint_fast16_t rlvlno;
|
|
jpc_tsfb_band_t *bandinfo;
|
|
jpc_enc_tcmpt_t *tcmpt;
|
|
uint_fast32_t prcno;
|
|
jpc_enc_prc_t *prc;
|
|
|
|
tcmpt = rlvl->tcmpt;
|
|
band->data = 0;
|
|
band->prcs = 0;
|
|
band->rlvl = rlvl;
|
|
|
|
/* Deduce the resolution level and band number. */
|
|
rlvlno = rlvl - rlvl->tcmpt->rlvls;
|
|
bandno = band - rlvl->bands;
|
|
gblbandno = (!rlvlno) ? 0 : (3 * (rlvlno - 1) + bandno + 1);
|
|
|
|
bandinfo = &bandinfos[gblbandno];
|
|
|
|
if (bandinfo->xstart != bandinfo->xend && bandinfo->ystart != bandinfo->yend) {
|
|
if (!(band->data = jas_seq2d_create(0, 0, 0, 0))) {
|
|
goto error;
|
|
}
|
|
jas_seq2d_bindsub(band->data, tcmpt->data, bandinfo->locxstart,
|
|
bandinfo->locystart, bandinfo->locxend, bandinfo->locyend);
|
|
jas_seq2d_setshift(band->data, bandinfo->xstart, bandinfo->ystart);
|
|
}
|
|
band->orient = bandinfo->orient;
|
|
band->analgain = JPC_NOMINALGAIN(cp->tccp.qmfbid, tcmpt->numrlvls, rlvlno,
|
|
band->orient);
|
|
band->numbps = 0;
|
|
band->absstepsize = 0;
|
|
band->stepsize = 0;
|
|
band->synweight = bandinfo->synenergywt;
|
|
|
|
if (band->data) {
|
|
if (!(band->prcs = jas_malloc(rlvl->numprcs * sizeof(jpc_enc_prc_t)))) {
|
|
goto error;
|
|
}
|
|
for (prcno = 0, prc = band->prcs; prcno < rlvl->numprcs; ++prcno,
|
|
++prc) {
|
|
prc->cblks = 0;
|
|
prc->incltree = 0;
|
|
prc->nlibtree = 0;
|
|
prc->savincltree = 0;
|
|
prc->savnlibtree = 0;
|
|
prc->band = band;
|
|
}
|
|
for (prcno = 0, prc = band->prcs; prcno < rlvl->numprcs; ++prcno,
|
|
++prc) {
|
|
if (!prc_create(prc, cp, band)) {
|
|
goto error;
|
|
}
|
|
}
|
|
}
|
|
|
|
return band;
|
|
|
|
error:
|
|
band_destroy(band);
|
|
return 0;
|
|
}
|
|
|
|
static void band_destroy(jpc_enc_band_t *band)
|
|
{
|
|
jpc_enc_prc_t *prc;
|
|
jpc_enc_rlvl_t *rlvl;
|
|
uint_fast32_t prcno;
|
|
|
|
if (band->prcs) {
|
|
rlvl = band->rlvl;
|
|
for (prcno = 0, prc = band->prcs; prcno < rlvl->numprcs;
|
|
++prcno, ++prc) {
|
|
prc_destroy(prc);
|
|
}
|
|
jas_free(band->prcs);
|
|
}
|
|
if (band->data) {
|
|
jas_seq2d_destroy(band->data);
|
|
}
|
|
}
|
|
|
|
static jpc_enc_prc_t *prc_create(jpc_enc_prc_t *prc, jpc_enc_cp_t *cp, jpc_enc_band_t *band)
|
|
{
|
|
uint_fast32_t prcno;
|
|
uint_fast32_t prcxind;
|
|
uint_fast32_t prcyind;
|
|
uint_fast32_t cbgtlx;
|
|
uint_fast32_t cbgtly;
|
|
uint_fast32_t tlprctlx;
|
|
uint_fast32_t tlprctly;
|
|
uint_fast32_t tlcbgtlx;
|
|
uint_fast32_t tlcbgtly;
|
|
uint_fast16_t rlvlno;
|
|
jpc_enc_rlvl_t *rlvl;
|
|
uint_fast32_t tlcblktlx;
|
|
uint_fast32_t tlcblktly;
|
|
uint_fast32_t brcblkbrx;
|
|
uint_fast32_t brcblkbry;
|
|
uint_fast32_t cblkno;
|
|
jpc_enc_cblk_t *cblk;
|
|
jpc_enc_tcmpt_t *tcmpt;
|
|
|
|
prc->cblks = 0;
|
|
prc->incltree = 0;
|
|
prc->savincltree = 0;
|
|
prc->nlibtree = 0;
|
|
prc->savnlibtree = 0;
|
|
|
|
rlvl = band->rlvl;
|
|
tcmpt = rlvl->tcmpt;
|
|
rlvlno = rlvl - tcmpt->rlvls;
|
|
prcno = prc - band->prcs;
|
|
prcxind = prcno % rlvl->numhprcs;
|
|
prcyind = prcno / rlvl->numhprcs;
|
|
prc->band = band;
|
|
|
|
tlprctlx = JPC_FLOORTOMULTPOW2(rlvl->tlx, rlvl->prcwidthexpn);
|
|
tlprctly = JPC_FLOORTOMULTPOW2(rlvl->tly, rlvl->prcheightexpn);
|
|
if (!rlvlno) {
|
|
tlcbgtlx = tlprctlx;
|
|
tlcbgtly = tlprctly;
|
|
} else {
|
|
tlcbgtlx = JPC_CEILDIVPOW2(tlprctlx, 1);
|
|
tlcbgtly = JPC_CEILDIVPOW2(tlprctly, 1);
|
|
}
|
|
|
|
/* Compute the coordinates of the top-left and bottom-right
|
|
corners of the precinct. */
|
|
cbgtlx = tlcbgtlx + (prcxind << rlvl->cbgwidthexpn);
|
|
cbgtly = tlcbgtly + (prcyind << rlvl->cbgheightexpn);
|
|
prc->tlx = JAS_MAX(jas_seq2d_xstart(band->data), cbgtlx);
|
|
prc->tly = JAS_MAX(jas_seq2d_ystart(band->data), cbgtly);
|
|
prc->brx = JAS_MIN(jas_seq2d_xend(band->data), cbgtlx +
|
|
(1 << rlvl->cbgwidthexpn));
|
|
prc->bry = JAS_MIN(jas_seq2d_yend(band->data), cbgtly +
|
|
(1 << rlvl->cbgheightexpn));
|
|
|
|
if (prc->tlx < prc->brx && prc->tly < prc->bry) {
|
|
/* The precinct contains at least one code block. */
|
|
|
|
tlcblktlx = JPC_FLOORTOMULTPOW2(prc->tlx, rlvl->cblkwidthexpn);
|
|
tlcblktly = JPC_FLOORTOMULTPOW2(prc->tly, rlvl->cblkheightexpn);
|
|
brcblkbrx = JPC_CEILTOMULTPOW2(prc->brx, rlvl->cblkwidthexpn);
|
|
brcblkbry = JPC_CEILTOMULTPOW2(prc->bry, rlvl->cblkheightexpn);
|
|
prc->numhcblks = JPC_FLOORDIVPOW2(brcblkbrx - tlcblktlx,
|
|
rlvl->cblkwidthexpn);
|
|
prc->numvcblks = JPC_FLOORDIVPOW2(brcblkbry - tlcblktly,
|
|
rlvl->cblkheightexpn);
|
|
prc->numcblks = prc->numhcblks * prc->numvcblks;
|
|
|
|
if (!(prc->incltree = jpc_tagtree_create(prc->numhcblks,
|
|
prc->numvcblks))) {
|
|
goto error;
|
|
}
|
|
if (!(prc->nlibtree = jpc_tagtree_create(prc->numhcblks,
|
|
prc->numvcblks))) {
|
|
goto error;
|
|
}
|
|
if (!(prc->savincltree = jpc_tagtree_create(prc->numhcblks,
|
|
prc->numvcblks))) {
|
|
goto error;
|
|
}
|
|
if (!(prc->savnlibtree = jpc_tagtree_create(prc->numhcblks,
|
|
prc->numvcblks))) {
|
|
goto error;
|
|
}
|
|
|
|
if (!(prc->cblks = jas_malloc(prc->numcblks * sizeof(jpc_enc_cblk_t)))) {
|
|
goto error;
|
|
}
|
|
for (cblkno = 0, cblk = prc->cblks; cblkno < prc->numcblks;
|
|
++cblkno, ++cblk) {
|
|
cblk->passes = 0;
|
|
cblk->stream = 0;
|
|
cblk->mqenc = 0;
|
|
cblk->data = 0;
|
|
cblk->flags = 0;
|
|
cblk->prc = prc;
|
|
}
|
|
for (cblkno = 0, cblk = prc->cblks; cblkno < prc->numcblks;
|
|
++cblkno, ++cblk) {
|
|
if (!cblk_create(cblk, cp, prc)) {
|
|
goto error;
|
|
}
|
|
}
|
|
} else {
|
|
/* The precinct does not contain any code blocks. */
|
|
prc->tlx = prc->brx;
|
|
prc->tly = prc->bry;
|
|
prc->numcblks = 0;
|
|
prc->numhcblks = 0;
|
|
prc->numvcblks = 0;
|
|
prc->cblks = 0;
|
|
prc->incltree = 0;
|
|
prc->nlibtree = 0;
|
|
prc->savincltree = 0;
|
|
prc->savnlibtree = 0;
|
|
}
|
|
|
|
return prc;
|
|
|
|
error:
|
|
prc_destroy(prc);
|
|
return 0;
|
|
}
|
|
|
|
static void prc_destroy(jpc_enc_prc_t *prc)
|
|
{
|
|
jpc_enc_cblk_t *cblk;
|
|
uint_fast32_t cblkno;
|
|
|
|
if (prc->cblks) {
|
|
for (cblkno = 0, cblk = prc->cblks; cblkno < prc->numcblks;
|
|
++cblkno, ++cblk) {
|
|
cblk_destroy(cblk);
|
|
}
|
|
jas_free(prc->cblks);
|
|
}
|
|
if (prc->incltree) {
|
|
jpc_tagtree_destroy(prc->incltree);
|
|
}
|
|
if (prc->nlibtree) {
|
|
jpc_tagtree_destroy(prc->nlibtree);
|
|
}
|
|
if (prc->savincltree) {
|
|
jpc_tagtree_destroy(prc->savincltree);
|
|
}
|
|
if (prc->savnlibtree) {
|
|
jpc_tagtree_destroy(prc->savnlibtree);
|
|
}
|
|
}
|
|
|
|
static jpc_enc_cblk_t *cblk_create(jpc_enc_cblk_t *cblk, jpc_enc_cp_t *cp, jpc_enc_prc_t *prc)
|
|
{
|
|
jpc_enc_band_t *band;
|
|
uint_fast32_t cblktlx;
|
|
uint_fast32_t cblktly;
|
|
uint_fast32_t cblkbrx;
|
|
uint_fast32_t cblkbry;
|
|
jpc_enc_rlvl_t *rlvl;
|
|
uint_fast32_t cblkxind;
|
|
uint_fast32_t cblkyind;
|
|
uint_fast32_t cblkno;
|
|
uint_fast32_t tlcblktlx;
|
|
uint_fast32_t tlcblktly;
|
|
|
|
cblkno = cblk - prc->cblks;
|
|
cblkxind = cblkno % prc->numhcblks;
|
|
cblkyind = cblkno / prc->numhcblks;
|
|
rlvl = prc->band->rlvl;
|
|
cblk->prc = prc;
|
|
|
|
cblk->numpasses = 0;
|
|
cblk->passes = 0;
|
|
cblk->numencpasses = 0;
|
|
cblk->numimsbs = 0;
|
|
cblk->numlenbits = 0;
|
|
cblk->stream = 0;
|
|
cblk->mqenc = 0;
|
|
cblk->flags = 0;
|
|
cblk->numbps = 0;
|
|
cblk->curpass = 0;
|
|
cblk->data = 0;
|
|
cblk->savedcurpass = 0;
|
|
cblk->savednumlenbits = 0;
|
|
cblk->savednumencpasses = 0;
|
|
|
|
band = prc->band;
|
|
tlcblktlx = JPC_FLOORTOMULTPOW2(prc->tlx, rlvl->cblkwidthexpn);
|
|
tlcblktly = JPC_FLOORTOMULTPOW2(prc->tly, rlvl->cblkheightexpn);
|
|
cblktlx = JAS_MAX(tlcblktlx + (cblkxind << rlvl->cblkwidthexpn), prc->tlx);
|
|
cblktly = JAS_MAX(tlcblktly + (cblkyind << rlvl->cblkheightexpn), prc->tly);
|
|
cblkbrx = JAS_MIN(tlcblktlx + ((cblkxind + 1) << rlvl->cblkwidthexpn),
|
|
prc->brx);
|
|
cblkbry = JAS_MIN(tlcblktly + ((cblkyind + 1) << rlvl->cblkheightexpn),
|
|
prc->bry);
|
|
|
|
assert(cblktlx < cblkbrx && cblktly < cblkbry);
|
|
if (!(cblk->data = jas_seq2d_create(0, 0, 0, 0))) {
|
|
goto error;
|
|
}
|
|
jas_seq2d_bindsub(cblk->data, band->data, cblktlx, cblktly, cblkbrx, cblkbry);
|
|
|
|
return cblk;
|
|
|
|
error:
|
|
cblk_destroy(cblk);
|
|
return 0;
|
|
}
|
|
|
|
static void cblk_destroy(jpc_enc_cblk_t *cblk)
|
|
{
|
|
uint_fast16_t passno;
|
|
jpc_enc_pass_t *pass;
|
|
if (cblk->passes) {
|
|
for (passno = 0, pass = cblk->passes; passno < cblk->numpasses;
|
|
++passno, ++pass) {
|
|
pass_destroy(pass);
|
|
}
|
|
jas_free(cblk->passes);
|
|
}
|
|
if (cblk->stream) {
|
|
jas_stream_close(cblk->stream);
|
|
}
|
|
if (cblk->mqenc) {
|
|
jpc_mqenc_destroy(cblk->mqenc);
|
|
}
|
|
if (cblk->data) {
|
|
jas_seq2d_destroy(cblk->data);
|
|
}
|
|
if (cblk->flags) {
|
|
jas_seq2d_destroy(cblk->flags);
|
|
}
|
|
}
|
|
|
|
static void pass_destroy(jpc_enc_pass_t *pass)
|
|
{
|
|
/* XXX - need to free resources here */
|
|
}
|
|
|
|
void jpc_enc_dump(jpc_enc_t *enc)
|
|
{
|
|
jpc_enc_tile_t *tile;
|
|
jpc_enc_tcmpt_t *tcmpt;
|
|
jpc_enc_rlvl_t *rlvl;
|
|
jpc_enc_band_t *band;
|
|
jpc_enc_prc_t *prc;
|
|
jpc_enc_cblk_t *cblk;
|
|
uint_fast16_t cmptno;
|
|
uint_fast16_t rlvlno;
|
|
uint_fast16_t bandno;
|
|
uint_fast32_t prcno;
|
|
uint_fast32_t cblkno;
|
|
|
|
tile = enc->curtile;
|
|
|
|
for (cmptno = 0, tcmpt = tile->tcmpts; cmptno < tile->numtcmpts; ++cmptno,
|
|
++tcmpt) {
|
|
jas_eprintf(" tcmpt %5d %5d %5d %5d\n", jas_seq2d_xstart(tcmpt->data), jas_seq2d_ystart(tcmpt->data), jas_seq2d_xend(tcmpt->data), jas_seq2d_yend(tcmpt->data));
|
|
for (rlvlno = 0, rlvl = tcmpt->rlvls; rlvlno < tcmpt->numrlvls;
|
|
++rlvlno, ++rlvl) {
|
|
jas_eprintf(" rlvl %5d %5d %5d %5d\n", rlvl->tlx, rlvl->tly, rlvl->brx, rlvl->bry);
|
|
for (bandno = 0, band = rlvl->bands; bandno < rlvl->numbands;
|
|
++bandno, ++band) {
|
|
if (!band->data) {
|
|
continue;
|
|
}
|
|
jas_eprintf(" band %5d %5d %5d %5d\n", jas_seq2d_xstart(band->data), jas_seq2d_ystart(band->data), jas_seq2d_xend(band->data), jas_seq2d_yend(band->data));
|
|
for (prcno = 0, prc = band->prcs; prcno < rlvl->numprcs;
|
|
++prcno, ++prc) {
|
|
jas_eprintf(" prc %5d %5d %5d %5d (%5d %5d)\n", prc->tlx, prc->tly, prc->brx, prc->bry, prc->brx - prc->tlx, prc->bry - prc->tly);
|
|
if (!prc->cblks) {
|
|
continue;
|
|
}
|
|
for (cblkno = 0, cblk = prc->cblks; cblkno < prc->numcblks;
|
|
++cblkno, ++cblk) {
|
|
jas_eprintf(" cblk %5d %5d %5d %5d\n", jas_seq2d_xstart(cblk->data), jas_seq2d_ystart(cblk->data), jas_seq2d_xend(cblk->data), jas_seq2d_yend(cblk->data));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|