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opencv/3rdparty/openjpeg/openjp2/openjpeg.c

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/*
* The copyright in this software is being made available under the 2-clauses
* BSD License, included below. This software may be subject to other third
* party and contributor rights, including patent rights, and no such rights
* are granted under this license.
*
* Copyright (c) 2005, Herve Drolon, FreeImage Team
* Copyright (c) 2008, 2011-2012, Centre National d'Etudes Spatiales (CNES), FR
* Copyright (c) 2012, CS Systemes d'Information, France
* 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.
*/
#ifdef _WIN32
#include <windows.h>
#endif /* _WIN32 */
#include "opj_includes.h"
/* ---------------------------------------------------------------------- */
/* Functions to set the message handlers */
OPJ_BOOL OPJ_CALLCONV opj_set_info_handler(opj_codec_t * p_codec,
opj_msg_callback p_callback,
void * p_user_data)
{
opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
if (! l_codec) {
return OPJ_FALSE;
}
l_codec->m_event_mgr.info_handler = p_callback;
l_codec->m_event_mgr.m_info_data = p_user_data;
return OPJ_TRUE;
}
OPJ_BOOL OPJ_CALLCONV opj_set_warning_handler(opj_codec_t * p_codec,
opj_msg_callback p_callback,
void * p_user_data)
{
opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
if (! l_codec) {
return OPJ_FALSE;
}
l_codec->m_event_mgr.warning_handler = p_callback;
l_codec->m_event_mgr.m_warning_data = p_user_data;
return OPJ_TRUE;
}
OPJ_BOOL OPJ_CALLCONV opj_set_error_handler(opj_codec_t * p_codec,
opj_msg_callback p_callback,
void * p_user_data)
{
opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
if (! l_codec) {
return OPJ_FALSE;
}
l_codec->m_event_mgr.error_handler = p_callback;
l_codec->m_event_mgr.m_error_data = p_user_data;
return OPJ_TRUE;
}
/* ---------------------------------------------------------------------- */
static OPJ_SIZE_T opj_read_from_file(void * p_buffer, OPJ_SIZE_T p_nb_bytes,
void * p_user_data)
{
FILE* p_file = (FILE*)p_user_data;
OPJ_SIZE_T l_nb_read = fread(p_buffer, 1, p_nb_bytes, (FILE*)p_file);
return l_nb_read ? l_nb_read : (OPJ_SIZE_T) - 1;
}
static OPJ_UINT64 opj_get_data_length_from_file(void * p_user_data)
{
FILE* p_file = (FILE*)p_user_data;
OPJ_OFF_T file_length = 0;
OPJ_FSEEK(p_file, 0, SEEK_END);
file_length = (OPJ_OFF_T)OPJ_FTELL(p_file);
OPJ_FSEEK(p_file, 0, SEEK_SET);
return (OPJ_UINT64)file_length;
}
static OPJ_SIZE_T opj_write_from_file(void * p_buffer, OPJ_SIZE_T p_nb_bytes,
void * p_user_data)
{
FILE* p_file = (FILE*)p_user_data;
return fwrite(p_buffer, 1, p_nb_bytes, p_file);
}
static OPJ_OFF_T opj_skip_from_file(OPJ_OFF_T p_nb_bytes, void * p_user_data)
{
FILE* p_file = (FILE*)p_user_data;
if (OPJ_FSEEK(p_file, p_nb_bytes, SEEK_CUR)) {
return -1;
}
return p_nb_bytes;
}
static OPJ_BOOL opj_seek_from_file(OPJ_OFF_T p_nb_bytes, void * p_user_data)
{
FILE* p_file = (FILE*)p_user_data;
if (OPJ_FSEEK(p_file, p_nb_bytes, SEEK_SET)) {
return OPJ_FALSE;
}
return OPJ_TRUE;
}
static void opj_close_from_file(void* p_user_data)
{
FILE* p_file = (FILE*)p_user_data;
fclose(p_file);
}
/* ---------------------------------------------------------------------- */
#ifdef _WIN32
#ifndef OPJ_STATIC
BOOL APIENTRY
DllMain(HINSTANCE hModule, DWORD ul_reason_for_call, LPVOID lpReserved)
{
OPJ_ARG_NOT_USED(lpReserved);
OPJ_ARG_NOT_USED(hModule);
switch (ul_reason_for_call) {
case DLL_PROCESS_ATTACH :
break;
case DLL_PROCESS_DETACH :
break;
case DLL_THREAD_ATTACH :
case DLL_THREAD_DETACH :
break;
}
return TRUE;
}
#endif /* OPJ_STATIC */
#endif /* _WIN32 */
/* ---------------------------------------------------------------------- */
const char* OPJ_CALLCONV opj_version(void)
{
return OPJ_PACKAGE_VERSION;
}
/* ---------------------------------------------------------------------- */
/* DECOMPRESSION FUNCTIONS*/
opj_codec_t* OPJ_CALLCONV opj_create_decompress(OPJ_CODEC_FORMAT p_format)
{
opj_codec_private_t *l_codec = 00;
l_codec = (opj_codec_private_t*) opj_calloc(1, sizeof(opj_codec_private_t));
if (!l_codec) {
return 00;
}
l_codec->is_decompressor = 1;
switch (p_format) {
case OPJ_CODEC_J2K:
l_codec->opj_dump_codec = (void (*)(void*, OPJ_INT32, FILE*)) j2k_dump;
l_codec->opj_get_codec_info = (opj_codestream_info_v2_t* (*)(
void*)) j2k_get_cstr_info;
l_codec->opj_get_codec_index = (opj_codestream_index_t* (*)(
void*)) j2k_get_cstr_index;
l_codec->m_codec_data.m_decompression.opj_decode =
(OPJ_BOOL(*)(void *,
struct opj_stream_private *,
opj_image_t*, struct opj_event_mgr *)) opj_j2k_decode;
l_codec->m_codec_data.m_decompression.opj_end_decompress =
(OPJ_BOOL(*)(void *,
struct opj_stream_private *,
struct opj_event_mgr *)) opj_j2k_end_decompress;
l_codec->m_codec_data.m_decompression.opj_read_header =
(OPJ_BOOL(*)(struct opj_stream_private *,
void *,
opj_image_t **,
struct opj_event_mgr *)) opj_j2k_read_header;
l_codec->m_codec_data.m_decompression.opj_destroy =
(void (*)(void *))opj_j2k_destroy;
l_codec->m_codec_data.m_decompression.opj_setup_decoder =
(void (*)(void *, opj_dparameters_t *)) opj_j2k_setup_decoder;
l_codec->m_codec_data.m_decompression.opj_decoder_set_strict_mode =
(void (*)(void *, OPJ_BOOL)) opj_j2k_decoder_set_strict_mode;
l_codec->m_codec_data.m_decompression.opj_read_tile_header =
(OPJ_BOOL(*)(void *,
OPJ_UINT32*,
OPJ_UINT32*,
OPJ_INT32*, OPJ_INT32*,
OPJ_INT32*, OPJ_INT32*,
OPJ_UINT32*,
OPJ_BOOL*,
struct opj_stream_private *,
struct opj_event_mgr *)) opj_j2k_read_tile_header;
l_codec->m_codec_data.m_decompression.opj_decode_tile_data =
(OPJ_BOOL(*)(void *,
OPJ_UINT32,
OPJ_BYTE*,
OPJ_UINT32,
struct opj_stream_private *,
struct opj_event_mgr *)) opj_j2k_decode_tile;
l_codec->m_codec_data.m_decompression.opj_set_decode_area =
(OPJ_BOOL(*)(void *,
opj_image_t*,
OPJ_INT32, OPJ_INT32, OPJ_INT32, OPJ_INT32,
struct opj_event_mgr *)) opj_j2k_set_decode_area;
l_codec->m_codec_data.m_decompression.opj_get_decoded_tile =
(OPJ_BOOL(*)(void *p_codec,
opj_stream_private_t *p_cio,
opj_image_t *p_image,
struct opj_event_mgr * p_manager,
OPJ_UINT32 tile_index)) opj_j2k_get_tile;
l_codec->m_codec_data.m_decompression.opj_set_decoded_resolution_factor =
(OPJ_BOOL(*)(void * p_codec,
OPJ_UINT32 res_factor,
struct opj_event_mgr * p_manager)) opj_j2k_set_decoded_resolution_factor;
l_codec->m_codec_data.m_decompression.opj_set_decoded_components =
(OPJ_BOOL(*)(void * p_codec,
OPJ_UINT32 numcomps,
const OPJ_UINT32 * comps_indices,
struct opj_event_mgr * p_manager)) opj_j2k_set_decoded_components;
l_codec->opj_set_threads =
(OPJ_BOOL(*)(void * p_codec, OPJ_UINT32 num_threads)) opj_j2k_set_threads;
l_codec->m_codec = opj_j2k_create_decompress();
if (! l_codec->m_codec) {
opj_free(l_codec);
return NULL;
}
break;
case OPJ_CODEC_JP2:
/* get a JP2 decoder handle */
l_codec->opj_dump_codec = (void (*)(void*, OPJ_INT32, FILE*)) jp2_dump;
l_codec->opj_get_codec_info = (opj_codestream_info_v2_t* (*)(
void*)) jp2_get_cstr_info;
l_codec->opj_get_codec_index = (opj_codestream_index_t* (*)(
void*)) jp2_get_cstr_index;
l_codec->m_codec_data.m_decompression.opj_decode =
(OPJ_BOOL(*)(void *,
struct opj_stream_private *,
opj_image_t*,
struct opj_event_mgr *)) opj_jp2_decode;
l_codec->m_codec_data.m_decompression.opj_end_decompress =
(OPJ_BOOL(*)(void *,
struct opj_stream_private *,
struct opj_event_mgr *)) opj_jp2_end_decompress;
l_codec->m_codec_data.m_decompression.opj_read_header =
(OPJ_BOOL(*)(struct opj_stream_private *,
void *,
opj_image_t **,
struct opj_event_mgr *)) opj_jp2_read_header;
l_codec->m_codec_data.m_decompression.opj_read_tile_header =
(OPJ_BOOL(*)(void *,
OPJ_UINT32*,
OPJ_UINT32*,
OPJ_INT32*,
OPJ_INT32*,
OPJ_INT32 *,
OPJ_INT32 *,
OPJ_UINT32 *,
OPJ_BOOL *,
struct opj_stream_private *,
struct opj_event_mgr *)) opj_jp2_read_tile_header;
l_codec->m_codec_data.m_decompression.opj_decode_tile_data =
(OPJ_BOOL(*)(void *,
OPJ_UINT32, OPJ_BYTE*, OPJ_UINT32,
struct opj_stream_private *,
struct opj_event_mgr *)) opj_jp2_decode_tile;
l_codec->m_codec_data.m_decompression.opj_destroy = (void (*)(
void *))opj_jp2_destroy;
l_codec->m_codec_data.m_decompression.opj_setup_decoder =
(void (*)(void *, opj_dparameters_t *)) opj_jp2_setup_decoder;
l_codec->m_codec_data.m_decompression.opj_decoder_set_strict_mode =
(void (*)(void *, OPJ_BOOL)) opj_jp2_decoder_set_strict_mode;
l_codec->m_codec_data.m_decompression.opj_set_decode_area =
(OPJ_BOOL(*)(void *,
opj_image_t*,
OPJ_INT32, OPJ_INT32, OPJ_INT32, OPJ_INT32,
struct opj_event_mgr *)) opj_jp2_set_decode_area;
l_codec->m_codec_data.m_decompression.opj_get_decoded_tile =
(OPJ_BOOL(*)(void *p_codec,
opj_stream_private_t *p_cio,
opj_image_t *p_image,
struct opj_event_mgr * p_manager,
OPJ_UINT32 tile_index)) opj_jp2_get_tile;
l_codec->m_codec_data.m_decompression.opj_set_decoded_resolution_factor =
(OPJ_BOOL(*)(void * p_codec,
OPJ_UINT32 res_factor,
opj_event_mgr_t * p_manager)) opj_jp2_set_decoded_resolution_factor;
l_codec->m_codec_data.m_decompression.opj_set_decoded_components =
(OPJ_BOOL(*)(void * p_codec,
OPJ_UINT32 numcomps,
const OPJ_UINT32 * comps_indices,
struct opj_event_mgr * p_manager)) opj_jp2_set_decoded_components;
l_codec->opj_set_threads =
(OPJ_BOOL(*)(void * p_codec, OPJ_UINT32 num_threads)) opj_jp2_set_threads;
l_codec->m_codec = opj_jp2_create(OPJ_TRUE);
if (! l_codec->m_codec) {
opj_free(l_codec);
return 00;
}
break;
case OPJ_CODEC_UNKNOWN:
case OPJ_CODEC_JPT:
default:
opj_free(l_codec);
return 00;
}
opj_set_default_event_handler(&(l_codec->m_event_mgr));
return (opj_codec_t*) l_codec;
}
void OPJ_CALLCONV opj_set_default_decoder_parameters(opj_dparameters_t
*parameters)
{
if (parameters) {
memset(parameters, 0, sizeof(opj_dparameters_t));
/* default decoding parameters */
parameters->cp_layer = 0;
parameters->cp_reduce = 0;
parameters->decod_format = -1;
parameters->cod_format = -1;
parameters->flags = 0;
/* UniPG>> */
#ifdef USE_JPWL
parameters->jpwl_correct = OPJ_FALSE;
parameters->jpwl_exp_comps = JPWL_EXPECTED_COMPONENTS;
parameters->jpwl_max_tiles = JPWL_MAXIMUM_TILES;
#endif /* USE_JPWL */
/* <<UniPG */
}
}
OPJ_BOOL OPJ_CALLCONV opj_codec_set_threads(opj_codec_t *p_codec,
int num_threads)
{
if (p_codec && (num_threads >= 0)) {
opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
return l_codec->opj_set_threads(l_codec->m_codec, (OPJ_UINT32)num_threads);
}
return OPJ_FALSE;
}
OPJ_BOOL OPJ_CALLCONV opj_setup_decoder(opj_codec_t *p_codec,
opj_dparameters_t *parameters
)
{
if (p_codec && parameters) {
opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
if (! l_codec->is_decompressor) {
opj_event_msg(&(l_codec->m_event_mgr), EVT_ERROR,
"Codec provided to the opj_setup_decoder function is not a decompressor handler.\n");
return OPJ_FALSE;
}
l_codec->m_codec_data.m_decompression.opj_setup_decoder(l_codec->m_codec,
parameters);
return OPJ_TRUE;
}
return OPJ_FALSE;
}
OPJ_API OPJ_BOOL OPJ_CALLCONV opj_decoder_set_strict_mode(opj_codec_t *p_codec,
OPJ_BOOL strict)
{
if (p_codec) {
opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
if (! l_codec->is_decompressor) {
opj_event_msg(&(l_codec->m_event_mgr), EVT_ERROR,
"Codec provided to the opj_decoder_set_strict_mode function is not a decompressor handler.\n");
return OPJ_FALSE;
}
l_codec->m_codec_data.m_decompression.opj_decoder_set_strict_mode(
l_codec->m_codec,
strict);
return OPJ_TRUE;
}
return OPJ_FALSE;
}
OPJ_BOOL OPJ_CALLCONV opj_read_header(opj_stream_t *p_stream,
opj_codec_t *p_codec,
opj_image_t **p_image)
{
if (p_codec && p_stream) {
opj_codec_private_t* l_codec = (opj_codec_private_t*) p_codec;
opj_stream_private_t* l_stream = (opj_stream_private_t*) p_stream;
if (! l_codec->is_decompressor) {
opj_event_msg(&(l_codec->m_event_mgr), EVT_ERROR,
"Codec provided to the opj_read_header function is not a decompressor handler.\n");
return OPJ_FALSE;
}
return l_codec->m_codec_data.m_decompression.opj_read_header(l_stream,
l_codec->m_codec,
p_image,
&(l_codec->m_event_mgr));
}
return OPJ_FALSE;
}
OPJ_BOOL OPJ_CALLCONV opj_set_decoded_components(opj_codec_t *p_codec,
OPJ_UINT32 numcomps,
const OPJ_UINT32* comps_indices,
OPJ_BOOL apply_color_transforms)
{
if (p_codec) {
opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
if (! l_codec->is_decompressor) {
opj_event_msg(&(l_codec->m_event_mgr), EVT_ERROR,
"Codec provided to the opj_set_decoded_components function is not a decompressor handler.\n");
return OPJ_FALSE;
}
if (apply_color_transforms) {
opj_event_msg(&(l_codec->m_event_mgr), EVT_ERROR,
"apply_color_transforms = OPJ_TRUE is not supported.\n");
return OPJ_FALSE;
}
return l_codec->m_codec_data.m_decompression.opj_set_decoded_components(
l_codec->m_codec,
numcomps,
comps_indices,
&(l_codec->m_event_mgr));
}
return OPJ_FALSE;
}
OPJ_BOOL OPJ_CALLCONV opj_decode(opj_codec_t *p_codec,
opj_stream_t *p_stream,
opj_image_t* p_image)
{
if (p_codec && p_stream) {
opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
opj_stream_private_t * l_stream = (opj_stream_private_t *) p_stream;
if (! l_codec->is_decompressor) {
return OPJ_FALSE;
}
return l_codec->m_codec_data.m_decompression.opj_decode(l_codec->m_codec,
l_stream,
p_image,
&(l_codec->m_event_mgr));
}
return OPJ_FALSE;
}
OPJ_BOOL OPJ_CALLCONV opj_set_decode_area(opj_codec_t *p_codec,
opj_image_t* p_image,
OPJ_INT32 p_start_x, OPJ_INT32 p_start_y,
OPJ_INT32 p_end_x, OPJ_INT32 p_end_y
)
{
if (p_codec) {
opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
if (! l_codec->is_decompressor) {
return OPJ_FALSE;
}
return l_codec->m_codec_data.m_decompression.opj_set_decode_area(
l_codec->m_codec,
p_image,
p_start_x, p_start_y,
p_end_x, p_end_y,
&(l_codec->m_event_mgr));
}
return OPJ_FALSE;
}
OPJ_BOOL OPJ_CALLCONV opj_read_tile_header(opj_codec_t *p_codec,
opj_stream_t * p_stream,
OPJ_UINT32 * p_tile_index,
OPJ_UINT32 * p_data_size,
OPJ_INT32 * p_tile_x0, OPJ_INT32 * p_tile_y0,
OPJ_INT32 * p_tile_x1, OPJ_INT32 * p_tile_y1,
OPJ_UINT32 * p_nb_comps,
OPJ_BOOL * p_should_go_on)
{
if (p_codec && p_stream && p_data_size && p_tile_index) {
opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
opj_stream_private_t * l_stream = (opj_stream_private_t *) p_stream;
if (! l_codec->is_decompressor) {
return OPJ_FALSE;
}
return l_codec->m_codec_data.m_decompression.opj_read_tile_header(
l_codec->m_codec,
p_tile_index,
p_data_size,
p_tile_x0, p_tile_y0,
p_tile_x1, p_tile_y1,
p_nb_comps,
p_should_go_on,
l_stream,
&(l_codec->m_event_mgr));
}
return OPJ_FALSE;
}
OPJ_BOOL OPJ_CALLCONV opj_decode_tile_data(opj_codec_t *p_codec,
OPJ_UINT32 p_tile_index,
OPJ_BYTE * p_data,
OPJ_UINT32 p_data_size,
opj_stream_t *p_stream
)
{
if (p_codec && p_data && p_stream) {
opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
opj_stream_private_t * l_stream = (opj_stream_private_t *) p_stream;
if (! l_codec->is_decompressor) {
return OPJ_FALSE;
}
return l_codec->m_codec_data.m_decompression.opj_decode_tile_data(
l_codec->m_codec,
p_tile_index,
p_data,
p_data_size,
l_stream,
&(l_codec->m_event_mgr));
}
return OPJ_FALSE;
}
OPJ_BOOL OPJ_CALLCONV opj_get_decoded_tile(opj_codec_t *p_codec,
opj_stream_t *p_stream,
opj_image_t *p_image,
OPJ_UINT32 tile_index)
{
if (p_codec && p_stream) {
opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
opj_stream_private_t * l_stream = (opj_stream_private_t *) p_stream;
if (! l_codec->is_decompressor) {
return OPJ_FALSE;
}
return l_codec->m_codec_data.m_decompression.opj_get_decoded_tile(
l_codec->m_codec,
l_stream,
p_image,
&(l_codec->m_event_mgr),
tile_index);
}
return OPJ_FALSE;
}
OPJ_BOOL OPJ_CALLCONV opj_set_decoded_resolution_factor(opj_codec_t *p_codec,
OPJ_UINT32 res_factor)
{
opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
if (!l_codec) {
return OPJ_FALSE;
}
return l_codec->m_codec_data.m_decompression.opj_set_decoded_resolution_factor(
l_codec->m_codec,
res_factor,
&(l_codec->m_event_mgr));
}
/* ---------------------------------------------------------------------- */
/* COMPRESSION FUNCTIONS*/
opj_codec_t* OPJ_CALLCONV opj_create_compress(OPJ_CODEC_FORMAT p_format)
{
opj_codec_private_t *l_codec = 00;
l_codec = (opj_codec_private_t*)opj_calloc(1, sizeof(opj_codec_private_t));
if (!l_codec) {
return 00;
}
l_codec->is_decompressor = 0;
switch (p_format) {
case OPJ_CODEC_J2K:
l_codec->m_codec_data.m_compression.opj_encode = (OPJ_BOOL(*)(void *,
struct opj_stream_private *,
struct opj_event_mgr *)) opj_j2k_encode;
l_codec->m_codec_data.m_compression.opj_end_compress = (OPJ_BOOL(*)(void *,
struct opj_stream_private *,
struct opj_event_mgr *)) opj_j2k_end_compress;
l_codec->m_codec_data.m_compression.opj_start_compress = (OPJ_BOOL(*)(void *,
struct opj_stream_private *,
struct opj_image *,
struct opj_event_mgr *)) opj_j2k_start_compress;
l_codec->m_codec_data.m_compression.opj_write_tile = (OPJ_BOOL(*)(void *,
OPJ_UINT32,
OPJ_BYTE*,
OPJ_UINT32,
struct opj_stream_private *,
struct opj_event_mgr *)) opj_j2k_write_tile;
l_codec->m_codec_data.m_compression.opj_destroy = (void (*)(
void *)) opj_j2k_destroy;
l_codec->m_codec_data.m_compression.opj_setup_encoder = (OPJ_BOOL(*)(void *,
opj_cparameters_t *,
struct opj_image *,
struct opj_event_mgr *)) opj_j2k_setup_encoder;
l_codec->m_codec_data.m_compression.opj_encoder_set_extra_options = (OPJ_BOOL(
*)(void *,
const char* const*,
struct opj_event_mgr *)) opj_j2k_encoder_set_extra_options;
l_codec->opj_set_threads =
(OPJ_BOOL(*)(void * p_codec, OPJ_UINT32 num_threads)) opj_j2k_set_threads;
l_codec->m_codec = opj_j2k_create_compress();
if (! l_codec->m_codec) {
opj_free(l_codec);
return 00;
}
break;
case OPJ_CODEC_JP2:
/* get a JP2 decoder handle */
l_codec->m_codec_data.m_compression.opj_encode = (OPJ_BOOL(*)(void *,
struct opj_stream_private *,
struct opj_event_mgr *)) opj_jp2_encode;
l_codec->m_codec_data.m_compression.opj_end_compress = (OPJ_BOOL(*)(void *,
struct opj_stream_private *,
struct opj_event_mgr *)) opj_jp2_end_compress;
l_codec->m_codec_data.m_compression.opj_start_compress = (OPJ_BOOL(*)(void *,
struct opj_stream_private *,
struct opj_image *,
struct opj_event_mgr *)) opj_jp2_start_compress;
l_codec->m_codec_data.m_compression.opj_write_tile = (OPJ_BOOL(*)(void *,
OPJ_UINT32,
OPJ_BYTE*,
OPJ_UINT32,
struct opj_stream_private *,
struct opj_event_mgr *)) opj_jp2_write_tile;
l_codec->m_codec_data.m_compression.opj_destroy = (void (*)(
void *)) opj_jp2_destroy;
l_codec->m_codec_data.m_compression.opj_setup_encoder = (OPJ_BOOL(*)(void *,
opj_cparameters_t *,
struct opj_image *,
struct opj_event_mgr *)) opj_jp2_setup_encoder;
l_codec->m_codec_data.m_compression.opj_encoder_set_extra_options = (OPJ_BOOL(
*)(void *,
const char* const*,
struct opj_event_mgr *)) opj_jp2_encoder_set_extra_options;
l_codec->opj_set_threads =
(OPJ_BOOL(*)(void * p_codec, OPJ_UINT32 num_threads)) opj_jp2_set_threads;
l_codec->m_codec = opj_jp2_create(OPJ_FALSE);
if (! l_codec->m_codec) {
opj_free(l_codec);
return 00;
}
break;
case OPJ_CODEC_UNKNOWN:
case OPJ_CODEC_JPT:
default:
opj_free(l_codec);
return 00;
}
opj_set_default_event_handler(&(l_codec->m_event_mgr));
return (opj_codec_t*) l_codec;
}
void OPJ_CALLCONV opj_set_default_encoder_parameters(opj_cparameters_t
*parameters)
{
if (parameters) {
memset(parameters, 0, sizeof(opj_cparameters_t));
/* default coding parameters */
parameters->cp_cinema = OPJ_OFF; /* DEPRECATED */
parameters->rsiz = OPJ_PROFILE_NONE;
parameters->max_comp_size = 0;
parameters->numresolution = OPJ_COMP_PARAM_DEFAULT_NUMRESOLUTION;
parameters->cp_rsiz = OPJ_STD_RSIZ; /* DEPRECATED */
parameters->cblockw_init = OPJ_COMP_PARAM_DEFAULT_CBLOCKW;
parameters->cblockh_init = OPJ_COMP_PARAM_DEFAULT_CBLOCKH;
parameters->prog_order = OPJ_COMP_PARAM_DEFAULT_PROG_ORDER;
parameters->roi_compno = -1; /* no ROI */
parameters->subsampling_dx = 1;
parameters->subsampling_dy = 1;
parameters->tp_on = 0;
parameters->decod_format = -1;
parameters->cod_format = -1;
parameters->tcp_rates[0] = 0;
parameters->tcp_numlayers = 0;
parameters->cp_disto_alloc = 0;
parameters->cp_fixed_alloc = 0;
parameters->cp_fixed_quality = 0;
parameters->jpip_on = OPJ_FALSE;
/* UniPG>> */
#ifdef USE_JPWL
parameters->jpwl_epc_on = OPJ_FALSE;
parameters->jpwl_hprot_MH = -1; /* -1 means unassigned */
{
int i;
for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) {
parameters->jpwl_hprot_TPH_tileno[i] = -1; /* unassigned */
parameters->jpwl_hprot_TPH[i] = 0; /* absent */
}
};
{
int i;
for (i = 0; i < JPWL_MAX_NO_PACKSPECS; i++) {
parameters->jpwl_pprot_tileno[i] = -1; /* unassigned */
parameters->jpwl_pprot_packno[i] = -1; /* unassigned */
parameters->jpwl_pprot[i] = 0; /* absent */
}
};
parameters->jpwl_sens_size = 0; /* 0 means no ESD */
parameters->jpwl_sens_addr = 0; /* 0 means auto */
parameters->jpwl_sens_range = 0; /* 0 means packet */
parameters->jpwl_sens_MH = -1; /* -1 means unassigned */
{
int i;
for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) {
parameters->jpwl_sens_TPH_tileno[i] = -1; /* unassigned */
parameters->jpwl_sens_TPH[i] = -1; /* absent */
}
};
#endif /* USE_JPWL */
/* <<UniPG */
}
}
OPJ_BOOL OPJ_CALLCONV opj_setup_encoder(opj_codec_t *p_codec,
opj_cparameters_t *parameters,
opj_image_t *p_image)
{
if (p_codec && parameters && p_image) {
opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
if (! l_codec->is_decompressor) {
return l_codec->m_codec_data.m_compression.opj_setup_encoder(l_codec->m_codec,
parameters,
p_image,
&(l_codec->m_event_mgr));
}
}
return OPJ_FALSE;
}
/* ----------------------------------------------------------------------- */
OPJ_BOOL OPJ_CALLCONV opj_encoder_set_extra_options(opj_codec_t *p_codec,
const char* const* options)
{
if (p_codec) {
opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
if (! l_codec->is_decompressor) {
return l_codec->m_codec_data.m_compression.opj_encoder_set_extra_options(
l_codec->m_codec,
options,
&(l_codec->m_event_mgr));
}
}
return OPJ_FALSE;
}
/* ----------------------------------------------------------------------- */
OPJ_BOOL OPJ_CALLCONV opj_start_compress(opj_codec_t *p_codec,
opj_image_t * p_image,
opj_stream_t *p_stream)
{
if (p_codec && p_stream) {
opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
opj_stream_private_t * l_stream = (opj_stream_private_t *) p_stream;
if (! l_codec->is_decompressor) {
return l_codec->m_codec_data.m_compression.opj_start_compress(l_codec->m_codec,
l_stream,
p_image,
&(l_codec->m_event_mgr));
}
}
return OPJ_FALSE;
}
OPJ_BOOL OPJ_CALLCONV opj_encode(opj_codec_t *p_info, opj_stream_t *p_stream)
{
if (p_info && p_stream) {
opj_codec_private_t * l_codec = (opj_codec_private_t *) p_info;
opj_stream_private_t * l_stream = (opj_stream_private_t *) p_stream;
if (! l_codec->is_decompressor) {
return l_codec->m_codec_data.m_compression.opj_encode(l_codec->m_codec,
l_stream,
&(l_codec->m_event_mgr));
}
}
return OPJ_FALSE;
}
OPJ_BOOL OPJ_CALLCONV opj_end_compress(opj_codec_t *p_codec,
opj_stream_t *p_stream)
{
if (p_codec && p_stream) {
opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
opj_stream_private_t * l_stream = (opj_stream_private_t *) p_stream;
if (! l_codec->is_decompressor) {
return l_codec->m_codec_data.m_compression.opj_end_compress(l_codec->m_codec,
l_stream,
&(l_codec->m_event_mgr));
}
}
return OPJ_FALSE;
}
OPJ_BOOL OPJ_CALLCONV opj_end_decompress(opj_codec_t *p_codec,
opj_stream_t *p_stream)
{
if (p_codec && p_stream) {
opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
opj_stream_private_t * l_stream = (opj_stream_private_t *) p_stream;
if (! l_codec->is_decompressor) {
return OPJ_FALSE;
}
return l_codec->m_codec_data.m_decompression.opj_end_decompress(
l_codec->m_codec,
l_stream,
&(l_codec->m_event_mgr));
}
return OPJ_FALSE;
}
OPJ_BOOL OPJ_CALLCONV opj_set_MCT(opj_cparameters_t *parameters,
OPJ_FLOAT32 * pEncodingMatrix,
OPJ_INT32 * p_dc_shift, OPJ_UINT32 pNbComp)
{
OPJ_UINT32 l_matrix_size = pNbComp * pNbComp * (OPJ_UINT32)sizeof(OPJ_FLOAT32);
OPJ_UINT32 l_dc_shift_size = pNbComp * (OPJ_UINT32)sizeof(OPJ_INT32);
OPJ_UINT32 l_mct_total_size = l_matrix_size + l_dc_shift_size;
/* add MCT capability */
if (OPJ_IS_PART2(parameters->rsiz)) {
parameters->rsiz |= OPJ_EXTENSION_MCT;
} else {
parameters->rsiz = ((OPJ_PROFILE_PART2) | (OPJ_EXTENSION_MCT));
}
parameters->irreversible = 1;
/* use array based MCT */
parameters->tcp_mct = 2;
parameters->mct_data = opj_malloc(l_mct_total_size);
if (! parameters->mct_data) {
return OPJ_FALSE;
}
memcpy(parameters->mct_data, pEncodingMatrix, l_matrix_size);
memcpy(((OPJ_BYTE *) parameters->mct_data) + l_matrix_size, p_dc_shift,
l_dc_shift_size);
return OPJ_TRUE;
}
OPJ_BOOL OPJ_CALLCONV opj_write_tile(opj_codec_t *p_codec,
OPJ_UINT32 p_tile_index,
OPJ_BYTE * p_data,
OPJ_UINT32 p_data_size,
opj_stream_t *p_stream)
{
if (p_codec && p_stream && p_data) {
opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
opj_stream_private_t * l_stream = (opj_stream_private_t *) p_stream;
if (l_codec->is_decompressor) {
return OPJ_FALSE;
}
return l_codec->m_codec_data.m_compression.opj_write_tile(l_codec->m_codec,
p_tile_index,
p_data,
p_data_size,
l_stream,
&(l_codec->m_event_mgr));
}
return OPJ_FALSE;
}
/* ---------------------------------------------------------------------- */
void OPJ_CALLCONV opj_destroy_codec(opj_codec_t *p_codec)
{
if (p_codec) {
opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
if (l_codec->is_decompressor) {
l_codec->m_codec_data.m_decompression.opj_destroy(l_codec->m_codec);
} else {
l_codec->m_codec_data.m_compression.opj_destroy(l_codec->m_codec);
}
l_codec->m_codec = 00;
opj_free(l_codec);
}
}
/* ---------------------------------------------------------------------- */
void OPJ_CALLCONV opj_dump_codec(opj_codec_t *p_codec,
OPJ_INT32 info_flag,
FILE* output_stream)
{
if (p_codec) {
opj_codec_private_t* l_codec = (opj_codec_private_t*) p_codec;
l_codec->opj_dump_codec(l_codec->m_codec, info_flag, output_stream);
return;
}
/* TODO return error */
/* fprintf(stderr, "[ERROR] Input parameter of the dump_codec function are incorrect.\n"); */
return;
}
opj_codestream_info_v2_t* OPJ_CALLCONV opj_get_cstr_info(opj_codec_t *p_codec)
{
if (p_codec) {
opj_codec_private_t* l_codec = (opj_codec_private_t*) p_codec;
return l_codec->opj_get_codec_info(l_codec->m_codec);
}
return NULL;
}
void OPJ_CALLCONV opj_destroy_cstr_info(opj_codestream_info_v2_t **cstr_info)
{
if (cstr_info) {
if ((*cstr_info)->m_default_tile_info.tccp_info) {
opj_free((*cstr_info)->m_default_tile_info.tccp_info);
}
if ((*cstr_info)->tile_info) {
/* FIXME not used for the moment*/
}
opj_free((*cstr_info));
(*cstr_info) = NULL;
}
}
opj_codestream_index_t * OPJ_CALLCONV opj_get_cstr_index(opj_codec_t *p_codec)
{
if (p_codec) {
opj_codec_private_t* l_codec = (opj_codec_private_t*) p_codec;
return l_codec->opj_get_codec_index(l_codec->m_codec);
}
return NULL;
}
void OPJ_CALLCONV opj_destroy_cstr_index(opj_codestream_index_t **p_cstr_index)
{
if (*p_cstr_index) {
j2k_destroy_cstr_index(*p_cstr_index);
(*p_cstr_index) = NULL;
}
}
opj_stream_t* OPJ_CALLCONV opj_stream_create_default_file_stream(
const char *fname, OPJ_BOOL p_is_read_stream)
{
return opj_stream_create_file_stream(fname, OPJ_J2K_STREAM_CHUNK_SIZE,
p_is_read_stream);
}
opj_stream_t* OPJ_CALLCONV opj_stream_create_file_stream(
const char *fname,
OPJ_SIZE_T p_size,
OPJ_BOOL p_is_read_stream)
{
opj_stream_t* l_stream = 00;
FILE *p_file;
const char *mode;
if (! fname) {
return NULL;
}
if (p_is_read_stream) {
mode = "rb";
} else {
mode = "wb";
}
p_file = fopen(fname, mode);
if (! p_file) {
return NULL;
}
l_stream = opj_stream_create(p_size, p_is_read_stream);
if (! l_stream) {
fclose(p_file);
return NULL;
}
opj_stream_set_user_data(l_stream, p_file, opj_close_from_file);
opj_stream_set_user_data_length(l_stream,
opj_get_data_length_from_file(p_file));
opj_stream_set_read_function(l_stream, opj_read_from_file);
opj_stream_set_write_function(l_stream,
(opj_stream_write_fn) opj_write_from_file);
opj_stream_set_skip_function(l_stream, opj_skip_from_file);
opj_stream_set_seek_function(l_stream, opj_seek_from_file);
return l_stream;
}
void* OPJ_CALLCONV opj_image_data_alloc(OPJ_SIZE_T size)
{
void* ret = opj_aligned_malloc(size);
/* printf("opj_image_data_alloc %p\n", ret); */
return ret;
}
void OPJ_CALLCONV opj_image_data_free(void* ptr)
{
/* printf("opj_image_data_free %p\n", ptr); */
opj_aligned_free(ptr);
}