mirror of
https://github.com/opencv/opencv.git
synced 2024-11-24 11:10:21 +08:00
211 lines
8.6 KiB
C
211 lines
8.6 KiB
C
/*
|
|
* $Id: phix_manager.c 897 2011-08-28 21:43:57Z Kaori.Hagihara@gmail.com $
|
|
*
|
|
* Copyright (c) 2002-2014, Universite catholique de Louvain (UCL), Belgium
|
|
* Copyright (c) 2002-2014, Professor Benoit Macq
|
|
* Copyright (c) 2003-2004, Yannick Verschueren
|
|
* Copyright (c) 2010-2011, Kaori Hagihara
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
|
|
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
|
|
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
|
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
|
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
|
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
|
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
|
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
|
* POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
|
|
/*! \file
|
|
* \brief Modification of jpip.c from 2KAN indexer
|
|
*/
|
|
|
|
#include "opj_includes.h"
|
|
|
|
|
|
/*
|
|
* Write faix box of phix
|
|
*
|
|
* @param[in] coff offset of j2k codestream
|
|
* @param[in] compno component number
|
|
* @param[in] cstr_info codestream information
|
|
* @param[in] EPHused true if if EPH option used
|
|
* @param[in] j2klen length of j2k codestream
|
|
* @param[in] cio file output handle
|
|
* @return length of faix box
|
|
*/
|
|
|
|
int opj_write_phix(int coff, opj_codestream_info_t cstr_info, OPJ_BOOL EPHused,
|
|
int j2klen, opj_stream_private_t *cio,
|
|
opj_event_mgr_t * p_manager)
|
|
{
|
|
OPJ_BYTE l_data_header [8];
|
|
OPJ_UINT32 len, compno, i;
|
|
opj_jp2_box_t *box;
|
|
OPJ_OFF_T lenp = 0;
|
|
|
|
box = (opj_jp2_box_t *)opj_calloc((size_t)cstr_info.numcomps,
|
|
sizeof(opj_jp2_box_t));
|
|
if (box == NULL) {
|
|
return 0;
|
|
}
|
|
for (i = 0; i < 2; i++) {
|
|
if (i) {
|
|
opj_stream_seek(cio, lenp, p_manager);
|
|
}
|
|
|
|
lenp = opj_stream_tell(cio);
|
|
opj_stream_skip(cio, 4, p_manager); /* L [at the end] */
|
|
opj_write_bytes(l_data_header, JPIP_PHIX, 4); /* PHIX */
|
|
opj_stream_write_data(cio, l_data_header, 4, p_manager);
|
|
|
|
opj_write_manf((int)i, cstr_info.numcomps, box, cio, p_manager);
|
|
|
|
for (compno = 0; compno < (OPJ_UINT32)cstr_info.numcomps; compno++) {
|
|
box[compno].length = (OPJ_UINT32)opj_write_phixfaix(coff, (int)compno,
|
|
cstr_info, EPHused, j2klen, cio, p_manager);
|
|
box[compno].type = JPIP_FAIX;
|
|
}
|
|
|
|
len = (OPJ_UINT32)(opj_stream_tell(cio) - lenp);
|
|
opj_stream_seek(cio, 4, p_manager);
|
|
opj_write_bytes(l_data_header, len, 4); /* L */
|
|
opj_stream_write_data(cio, l_data_header, 4, p_manager);
|
|
opj_stream_seek(cio, lenp + len, p_manager);
|
|
}
|
|
|
|
opj_free(box);
|
|
|
|
return (int)len;
|
|
}
|
|
|
|
|
|
int opj_write_phixfaix(int coff, int compno, opj_codestream_info_t cstr_info,
|
|
OPJ_BOOL EPHused, int j2klen, opj_stream_private_t *cio,
|
|
opj_event_mgr_t * p_manager)
|
|
{
|
|
OPJ_UINT32 tileno, version, i, nmax, size_of_coding; /* 4 or 8 */
|
|
opj_tile_info_t *tile_Idx;
|
|
opj_packet_info_t packet;
|
|
int resno, precno, layno;
|
|
OPJ_UINT32 num_packet;
|
|
int numOfres, numOfprec, numOflayers;
|
|
OPJ_BYTE l_data_header [8];
|
|
OPJ_OFF_T lenp;
|
|
OPJ_UINT32 len;
|
|
|
|
packet.end_ph_pos = packet.start_pos = -1;
|
|
(void)EPHused; /* unused ? */
|
|
|
|
|
|
if (j2klen > pow(2, 32)) {
|
|
size_of_coding = 8;
|
|
version = 1;
|
|
} else {
|
|
size_of_coding = 4;
|
|
version = 0;
|
|
}
|
|
|
|
lenp = opj_stream_tell(cio);
|
|
opj_stream_skip(cio, 4, p_manager); /* L [at the end] */
|
|
opj_write_bytes(l_data_header, JPIP_FAIX, 4); /* FAIX */
|
|
opj_stream_write_data(cio, l_data_header, 4, p_manager);
|
|
opj_write_bytes(l_data_header, version, 1); /* Version 0 = 4 bytes */
|
|
opj_stream_write_data(cio, l_data_header, 1, p_manager);
|
|
|
|
nmax = 0;
|
|
for (i = 0; i <= (OPJ_UINT32)cstr_info.numdecompos[compno]; i++) {
|
|
nmax += (OPJ_UINT32)(cstr_info.tile[0].ph[i] * cstr_info.tile[0].pw[i] *
|
|
cstr_info.numlayers);
|
|
}
|
|
|
|
opj_write_bytes(l_data_header, nmax, size_of_coding); /* NMAX */
|
|
opj_stream_write_data(cio, l_data_header, size_of_coding, p_manager);
|
|
opj_write_bytes(l_data_header, (OPJ_UINT32)(cstr_info.tw * cstr_info.th),
|
|
size_of_coding); /* M */
|
|
opj_stream_write_data(cio, l_data_header, size_of_coding, p_manager);
|
|
|
|
for (tileno = 0; tileno < (OPJ_UINT32)(cstr_info.tw * cstr_info.th); tileno++) {
|
|
tile_Idx = &cstr_info.tile[ tileno];
|
|
|
|
num_packet = 0;
|
|
numOfres = cstr_info.numdecompos[compno] + 1;
|
|
|
|
for (resno = 0; resno < numOfres ; resno++) {
|
|
numOfprec = tile_Idx->pw[resno] * tile_Idx->ph[resno];
|
|
for (precno = 0; precno < numOfprec; precno++) {
|
|
numOflayers = cstr_info.numlayers;
|
|
for (layno = 0; layno < numOflayers; layno++) {
|
|
|
|
switch (cstr_info.prog) {
|
|
case OPJ_LRCP:
|
|
packet = tile_Idx->packet[((layno * numOfres + resno) * cstr_info.numcomps +
|
|
compno) * numOfprec + precno];
|
|
break;
|
|
case OPJ_RLCP:
|
|
packet = tile_Idx->packet[((resno * numOflayers + layno) * cstr_info.numcomps +
|
|
compno) * numOfprec + precno];
|
|
break;
|
|
case OPJ_RPCL:
|
|
packet = tile_Idx->packet[((resno * numOfprec + precno) * cstr_info.numcomps +
|
|
compno) * numOflayers + layno];
|
|
break;
|
|
case OPJ_PCRL:
|
|
packet = tile_Idx->packet[((precno * cstr_info.numcomps + compno) * numOfres +
|
|
resno) * numOflayers + layno];
|
|
break;
|
|
case OPJ_CPRL:
|
|
packet = tile_Idx->packet[((compno * numOfprec + precno) * numOfres + resno) *
|
|
numOflayers + layno];
|
|
break;
|
|
default:
|
|
fprintf(stderr, "failed to ppix indexing\n");
|
|
}
|
|
|
|
opj_write_bytes(l_data_header, (OPJ_UINT32)(packet.start_pos - coff),
|
|
size_of_coding); /* start position */
|
|
opj_stream_write_data(cio, l_data_header, size_of_coding, p_manager);
|
|
opj_write_bytes(l_data_header,
|
|
(OPJ_UINT32)(packet.end_ph_pos - packet.start_pos + 1),
|
|
size_of_coding); /* length */
|
|
opj_stream_write_data(cio, l_data_header, size_of_coding, p_manager);
|
|
|
|
num_packet++;
|
|
}
|
|
}
|
|
}
|
|
|
|
/* PADDING */
|
|
while (num_packet < nmax) {
|
|
opj_write_bytes(l_data_header, 0,
|
|
size_of_coding); /* start position */
|
|
opj_stream_write_data(cio, l_data_header, size_of_coding, p_manager);
|
|
opj_write_bytes(l_data_header, 0,
|
|
size_of_coding); /* length */
|
|
opj_stream_write_data(cio, l_data_header, size_of_coding, p_manager);
|
|
num_packet++;
|
|
}
|
|
}
|
|
|
|
len = (OPJ_UINT32)(opj_stream_tell(cio) - lenp);
|
|
opj_stream_seek(cio, lenp, p_manager);
|
|
opj_write_bytes(l_data_header, len, 4); /* L */
|
|
opj_stream_write_data(cio, l_data_header, 4, p_manager);
|
|
opj_stream_seek(cio, lenp + len, p_manager);
|
|
|
|
return (int)len;
|
|
}
|