+++ /dev/null
-/*
- * Copyright (c) 1999-2000 Image Power, Inc. and the University of
- * British Columbia.
- * Copyright (c) 2001-2004 Michael David Adams.
- * All rights reserved.
- */
-
-/* __START_OF_JASPER_LICENSE__
- *
- * JasPer License Version 2.0
- *
- * Copyright (c) 2001-2006 Michael David Adams
- * Copyright (c) 1999-2000 Image Power, Inc.
- * Copyright (c) 1999-2000 The University of British Columbia
- *
- * All rights reserved.
- *
- * Permission is hereby granted, free of charge, to any person (the
- * "User") obtaining a copy of this software and associated documentation
- * files (the "Software"), to deal in the Software without restriction,
- * including without limitation the rights to use, copy, modify, merge,
- * publish, distribute, and/or sell copies of the Software, and to permit
- * persons to whom the Software is furnished to do so, subject to the
- * following conditions:
- *
- * 1. The above copyright notices and this permission notice (which
- * includes the disclaimer below) shall be included in all copies or
- * substantial portions of the Software.
- *
- * 2. The name of a copyright holder shall not be used to endorse or
- * promote products derived from the Software without specific prior
- * written permission.
- *
- * THIS DISCLAIMER OF WARRANTY CONSTITUTES AN ESSENTIAL PART OF THIS
- * LICENSE. NO USE OF THE SOFTWARE IS AUTHORIZED HEREUNDER EXCEPT UNDER
- * THIS DISCLAIMER. THE SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS
- * "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
- * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
- * PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS. IN NO
- * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL
- * INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING
- * FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
- * NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
- * WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. NO ASSURANCES ARE
- * PROVIDED BY THE COPYRIGHT HOLDERS THAT THE SOFTWARE DOES NOT INFRINGE
- * THE PATENT OR OTHER INTELLECTUAL PROPERTY RIGHTS OF ANY OTHER ENTITY.
- * EACH COPYRIGHT HOLDER DISCLAIMS ANY LIABILITY TO THE USER FOR CLAIMS
- * BROUGHT BY ANY OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL
- * PROPERTY RIGHTS OR OTHERWISE. AS A CONDITION TO EXERCISING THE RIGHTS
- * GRANTED HEREUNDER, EACH USER HEREBY ASSUMES SOLE RESPONSIBILITY TO SECURE
- * ANY OTHER INTELLECTUAL PROPERTY RIGHTS NEEDED, IF ANY. THE SOFTWARE
- * IS NOT FAULT-TOLERANT AND IS NOT INTENDED FOR USE IN MISSION-CRITICAL
- * SYSTEMS, SUCH AS THOSE USED IN THE OPERATION OF NUCLEAR FACILITIES,
- * AIRCRAFT NAVIGATION OR COMMUNICATION SYSTEMS, AIR TRAFFIC CONTROL
- * SYSTEMS, DIRECT LIFE SUPPORT MACHINES, OR WEAPONS SYSTEMS, IN WHICH
- * THE FAILURE OF THE SOFTWARE OR SYSTEM COULD LEAD DIRECTLY TO DEATH,
- * PERSONAL INJURY, OR SEVERE PHYSICAL OR ENVIRONMENTAL DAMAGE ("HIGH
- * RISK ACTIVITIES"). THE COPYRIGHT HOLDERS SPECIFICALLY DISCLAIM ANY
- * EXPRESS OR IMPLIED WARRANTY OF FITNESS FOR HIGH RISK ACTIVITIES.
- *
- * __END_OF_JASPER_LICENSE__
- */
-
-/*
- * Tree-Structured Filter Bank (TSFB) Library
- *
- * $Id: jpc_tsfb.c,v 1.2 2008/05/26 09:40:52 vp153 Exp $
- */
-
-/******************************************************************************\
-* Includes.
-\******************************************************************************/
-
-#include <assert.h>
-
-#include "jasper/jas_malloc.h"
-#include "jasper/jas_seq.h"
-
-#include "jpc_tsfb.h"
-#include "jpc_cod.h"
-#include "jpc_cs.h"
-#include "jpc_util.h"
-#include "jpc_math.h"
-
-void jpc_tsfb_getbands2(jpc_tsfb_t *tsfb, int locxstart, int locystart,
- int xstart, int ystart, int xend, int yend, jpc_tsfb_band_t **bands,
- int numlvls);
-
-/******************************************************************************\
-*
-\******************************************************************************/
-
-jpc_tsfb_t *jpc_cod_gettsfb(int qmfbid, int numlvls)
-{
- jpc_tsfb_t *tsfb;
-
- if (!(tsfb = malloc(sizeof(jpc_tsfb_t))))
- return 0;
-
- if (numlvls > 0) {
- switch (qmfbid) {
- case JPC_COX_INS:
- tsfb->qmfb = &jpc_ns_qmfb2d;
- break;
- default:
- case JPC_COX_RFT:
- tsfb->qmfb = &jpc_ft_qmfb2d;
- break;
- }
- } else {
- tsfb->qmfb = 0;
- }
- tsfb->numlvls = numlvls;
- return tsfb;
-}
-
-void jpc_tsfb_destroy(jpc_tsfb_t *tsfb)
-{
- free(tsfb);
-}
-
-int jpc_tsfb_analyze(jpc_tsfb_t *tsfb, jas_seq2d_t *a)
-{
- return (tsfb->numlvls > 0) ? jpc_tsfb_analyze2(tsfb, jas_seq2d_getref(a,
- jas_seq2d_xstart(a), jas_seq2d_ystart(a)), jas_seq2d_xstart(a),
- jas_seq2d_ystart(a), jas_seq2d_width(a),
- jas_seq2d_height(a), jas_seq2d_rowstep(a), tsfb->numlvls - 1) : 0;
-}
-
-int jpc_tsfb_analyze2(jpc_tsfb_t *tsfb, int *a, int xstart, int ystart,
- int width, int height, int stride, int numlvls)
-{
- if (width > 0 && height > 0) {
- if ((*tsfb->qmfb->analyze)(a, xstart, ystart, width, height, stride))
- return -1;
- if (numlvls > 0) {
- if (jpc_tsfb_analyze2(tsfb, a, JPC_CEILDIVPOW2(xstart,
- 1), JPC_CEILDIVPOW2(ystart, 1), JPC_CEILDIVPOW2(
- xstart + width, 1) - JPC_CEILDIVPOW2(xstart, 1),
- JPC_CEILDIVPOW2(ystart + height, 1) -
- JPC_CEILDIVPOW2(ystart, 1), stride, numlvls - 1)) {
- return -1;
- }
- }
- }
- return 0;
-}
-
-int jpc_tsfb_synthesize(jpc_tsfb_t *tsfb, jas_seq2d_t *a)
-{
- return (tsfb->numlvls > 0) ? jpc_tsfb_synthesize2(tsfb,
- jas_seq2d_getref(a, jas_seq2d_xstart(a), jas_seq2d_ystart(a)),
- jas_seq2d_xstart(a), jas_seq2d_ystart(a), jas_seq2d_width(a),
- jas_seq2d_height(a), jas_seq2d_rowstep(a), tsfb->numlvls - 1) : 0;
-}
-
-int jpc_tsfb_synthesize2(jpc_tsfb_t *tsfb, int *a, int xstart, int ystart,
- int width, int height, int stride, int numlvls)
-{
- if (numlvls > 0) {
- if (jpc_tsfb_synthesize2(tsfb, a, JPC_CEILDIVPOW2(xstart, 1),
- JPC_CEILDIVPOW2(ystart, 1), JPC_CEILDIVPOW2(xstart + width,
- 1) - JPC_CEILDIVPOW2(xstart, 1), JPC_CEILDIVPOW2(ystart +
- height, 1) - JPC_CEILDIVPOW2(ystart, 1), stride, numlvls -
- 1)) {
- return -1;
- }
- }
- if (width > 0 && height > 0) {
- if ((*tsfb->qmfb->synthesize)(a, xstart, ystart, width, height, stride)) {
- return -1;
- }
- }
- return 0;
-}
-
-int jpc_tsfb_getbands(jpc_tsfb_t *tsfb, uint_fast32_t xstart,
- uint_fast32_t ystart, uint_fast32_t xend, uint_fast32_t yend,
- jpc_tsfb_band_t *bands)
-{
- jpc_tsfb_band_t *band;
-
- band = bands;
- if (tsfb->numlvls > 0) {
- jpc_tsfb_getbands2(tsfb, xstart, ystart, xstart, ystart, xend, yend,
- &band, tsfb->numlvls);
- } else {
-
- band->xstart = xstart;
- band->ystart = ystart;
- band->xend = xend;
- band->yend = yend;
- band->locxstart = xstart;
- band->locystart = ystart;
- band->locxend = band->locxstart + band->xend - band->xstart;
- band->locyend = band->locystart + band->yend - band->ystart;
- band->orient = JPC_TSFB_LL;
- band->synenergywt = JPC_FIX_ONE;
- ++band;
- }
- return band - bands;
-}
-
-void jpc_tsfb_getbands2(jpc_tsfb_t *tsfb, int locxstart, int locystart,
- int xstart, int ystart, int xend, int yend, jpc_tsfb_band_t **bands,
- int numlvls)
-{
- int newxstart;
- int newystart;
- int newxend;
- int newyend;
- jpc_tsfb_band_t *band;
-
- newxstart = JPC_CEILDIVPOW2(xstart, 1);
- newystart = JPC_CEILDIVPOW2(ystart, 1);
- newxend = JPC_CEILDIVPOW2(xend, 1);
- newyend = JPC_CEILDIVPOW2(yend, 1);
-
- if (numlvls > 0) {
-
- jpc_tsfb_getbands2(tsfb, locxstart, locystart, newxstart, newystart,
- newxend, newyend, bands, numlvls - 1);
-
- band = *bands;
- band->xstart = JPC_FLOORDIVPOW2(xstart, 1);
- band->ystart = newystart;
- band->xend = JPC_FLOORDIVPOW2(xend, 1);
- band->yend = newyend;
- band->locxstart = locxstart + newxend - newxstart;
- band->locystart = locystart;
- band->locxend = band->locxstart + band->xend - band->xstart;
- band->locyend = band->locystart + band->yend - band->ystart;
- band->orient = JPC_TSFB_HL;
- band->synenergywt = jpc_dbltofix(tsfb->qmfb->hpenergywts[
- tsfb->numlvls - numlvls] * tsfb->qmfb->lpenergywts[
- tsfb->numlvls - numlvls]);
- ++(*bands);
-
- band = *bands;
- band->xstart = newxstart;
- band->ystart = JPC_FLOORDIVPOW2(ystart, 1);
- band->xend = newxend;
- band->yend = JPC_FLOORDIVPOW2(yend, 1);
- band->locxstart = locxstart;
- band->locystart = locystart + newyend - newystart;
- band->locxend = band->locxstart + band->xend - band->xstart;
- band->locyend = band->locystart + band->yend - band->ystart;
- band->orient = JPC_TSFB_LH;
- band->synenergywt = jpc_dbltofix(tsfb->qmfb->lpenergywts[
- tsfb->numlvls - numlvls] * tsfb->qmfb->hpenergywts[
- tsfb->numlvls - numlvls]);
- ++(*bands);
-
- band = *bands;
- band->xstart = JPC_FLOORDIVPOW2(xstart, 1);
- band->ystart = JPC_FLOORDIVPOW2(ystart, 1);
- band->xend = JPC_FLOORDIVPOW2(xend, 1);
- band->yend = JPC_FLOORDIVPOW2(yend, 1);
- band->locxstart = locxstart + newxend - newxstart;
- band->locystart = locystart + newyend - newystart;
- band->locxend = band->locxstart + band->xend - band->xstart;
- band->locyend = band->locystart + band->yend - band->ystart;
- band->orient = JPC_TSFB_HH;
- band->synenergywt = jpc_dbltofix(tsfb->qmfb->hpenergywts[
- tsfb->numlvls - numlvls] * tsfb->qmfb->hpenergywts[
- tsfb->numlvls - numlvls]);
- ++(*bands);
-
- } else {
-
- band = *bands;
- band->xstart = xstart;
- band->ystart = ystart;
- band->xend = xend;
- band->yend = yend;
- band->locxstart = locxstart;
- band->locystart = locystart;
- band->locxend = band->locxstart + band->xend - band->xstart;
- band->locyend = band->locystart + band->yend - band->ystart;
- band->orient = JPC_TSFB_LL;
- band->synenergywt = jpc_dbltofix(tsfb->qmfb->lpenergywts[
- tsfb->numlvls - numlvls - 1] * tsfb->qmfb->lpenergywts[
- tsfb->numlvls - numlvls - 1]);
- ++(*bands);
-
- }
-
-}
projects / opencv / blobdiff