/*
+ * 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), France
+ * Copyright (c) 2008, 2011-2012, Centre National d'Etudes Spatiales (CNES), FR
* Copyright (c) 2012, CS Systemes d'Information, France
* All rights reserved.
*
#include <windows.h>
#endif /* _WIN32 */
-#include "opj_config.h"
#include "opj_includes.h"
-/**
- * Decompression handler.
- */
-typedef struct opj_decompression
-{
- /** Main header reading function handler*/
- OPJ_BOOL (*opj_read_header) ( struct opj_stream_private * cio,
- void * p_codec,
- opj_image_t **p_image,
- struct opj_event_mgr * p_manager);
- /** Decoding function */
- OPJ_BOOL (*opj_decode) ( void * p_codec,
- struct opj_stream_private *p_cio,
- opj_image_t *p_image,
- struct opj_event_mgr * p_manager);
- /** FIXME DOC */
- OPJ_BOOL (*opj_read_tile_header)( void * p_codec,
- 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,
- struct opj_stream_private *p_cio,
- struct opj_event_mgr * p_manager);
- /** FIXME DOC */
- OPJ_BOOL (*opj_decode_tile_data)( void * p_codec,
- OPJ_UINT32 p_tile_index,
- OPJ_BYTE * p_data,
- OPJ_UINT32 p_data_size,
- struct opj_stream_private *p_cio,
- struct opj_event_mgr * p_manager);
- /** Reading function used after codestream if necessary */
- OPJ_BOOL (* opj_end_decompress) ( void *p_codec,
- struct opj_stream_private *cio,
- struct opj_event_mgr * p_manager);
- /** Codec destroy function handler*/
- void (*opj_destroy) (void * p_codec);
- /** Setup decoder function handler */
- void (*opj_setup_decoder) (void * p_codec, opj_dparameters_t * p_param);
- /** Set decode area function handler */
- OPJ_BOOL (*opj_set_decode_area) ( void * p_codec,
- opj_image_t* p_image,
- OPJ_INT32 p_start_x, OPJ_INT32 p_end_x,
- OPJ_INT32 p_start_y, OPJ_INT32 p_end_y,
- struct opj_event_mgr * p_manager);
-
- /** Get tile function */
- OPJ_BOOL (*opj_get_decoded_tile) ( void *p_codec,
- opj_stream_private_t *p_cio,
- opj_image_t *p_image,
- struct opj_event_mgr * p_manager,
- OPJ_UINT32 tile_index);
-
- /** Set the decoded resolution factor */
- OPJ_BOOL (*opj_set_decoded_resolution_factor) ( void * p_codec,
- OPJ_UINT32 res_factor,
- opj_event_mgr_t * p_manager);
-
-}opj_decompression_t;
-
-/**
- * Compression handler. FIXME DOC
- */
-typedef struct opj_compression
-{
- OPJ_BOOL (* opj_start_compress) ( void *p_codec,
- struct opj_stream_private *cio,
- struct opj_image * p_image,
- struct opj_event_mgr * p_manager);
-
- OPJ_BOOL (* opj_encode) ( void * p_codec,
- struct opj_stream_private *p_cio,
- struct opj_event_mgr * p_manager);
-
- OPJ_BOOL (* opj_write_tile) ( void * p_codec,
- OPJ_UINT32 p_tile_index,
- OPJ_BYTE * p_data,
- OPJ_UINT32 p_data_size,
- struct opj_stream_private * p_cio,
- struct opj_event_mgr * p_manager);
-
- OPJ_BOOL (* opj_end_compress) ( void * p_codec,
- struct opj_stream_private *p_cio,
- struct opj_event_mgr * p_manager);
-
- void (* opj_destroy) (void * p_codec);
-
- void (* opj_setup_encoder) ( void * p_codec,
- opj_cparameters_t * p_param,
- struct opj_image * p_image,
- struct opj_event_mgr * p_manager);
-
-}opj_compression_t;
-
-/**
- * Main codec handler used for compression or decompression.
- */
-typedef struct opj_codec_private
-{
- /** FIXME DOC */
- union
- {
- opj_decompression_t m_decompression;
- opj_compression_t m_compression;
- } m_codec_data;
- /** FIXME DOC*/
- void * m_codec;
- /** Event handler */
- opj_event_mgr_t m_event_mgr;
- /** Flag to indicate if the codec is used to decode or encode*/
- OPJ_BOOL is_decompressor;
- void (*opj_dump_codec) (void * p_codec, OPJ_INT32 info_flag, FILE* output_stream);
- opj_codestream_info_v2_t* (*opj_get_codec_info)(void* p_codec);
- opj_codestream_index_t* (*opj_get_codec_index)(void* p_codec);
-}
-opj_codec_private_t;
/* ---------------------------------------------------------------------- */
/* Functions to set the message handlers */
OPJ_OFF_T file_length = 0;
OPJ_FSEEK(p_file, 0, SEEK_END);
- file_length = (OPJ_UINT64)OPJ_FTELL(p_file);
+ file_length = (OPJ_OFF_T)OPJ_FTELL(p_file);
OPJ_FSEEK(p_file, 0, SEEK_SET);
- return file_length;
+ return (OPJ_UINT64)file_length;
}
static OPJ_SIZE_T opj_write_from_file (void * p_buffer, OPJ_SIZE_T p_nb_bytes, FILE * p_file)
#ifdef _WIN32
#ifndef OPJ_STATIC
BOOL APIENTRY
-DllMain(HANDLE hModule, DWORD ul_reason_for_call, LPVOID lpReserved) {
+DllMain(HINSTANCE hModule, DWORD ul_reason_for_call, LPVOID lpReserved) {
OPJ_ARG_NOT_USED(lpReserved);
OPJ_ARG_NOT_USED(hModule);
if (!l_codec){
return 00;
}
- memset(l_codec, 0, sizeof(opj_codec_private_t));
l_codec->is_decompressor = 1;
OPJ_UINT32 res_factor,
struct opj_event_mgr * p_manager)) opj_j2k_set_decoded_resolution_factor;
+ 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_UINT32 res_factor,
opj_event_mgr_t * p_manager)) opj_jp2_set_decoded_resolution_factor;
+ 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_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
)
opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
if ( !l_codec ){
- fprintf(stderr, "[ERROR] Input parameters of the setup_decoder function are incorrect.\n");
return OPJ_FALSE;
}
- l_codec->m_codec_data.m_decompression.opj_set_decoded_resolution_factor(l_codec->m_codec,
+ return l_codec->m_codec_data.m_decompression.opj_set_decoded_resolution_factor(l_codec->m_codec,
res_factor,
&(l_codec->m_event_mgr) );
- return OPJ_TRUE;
}
/* ---------------------------------------------------------------------- */
if (!l_codec) {
return 00;
}
- memset(l_codec, 0, sizeof(opj_codec_private_t));
l_codec->is_decompressor = 0;
l_codec->m_codec_data.m_compression.opj_destroy = (void (*) (void *)) opj_j2k_destroy;
- l_codec->m_codec_data.m_compression.opj_setup_encoder = (void (*) ( void *,
+ 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_destroy = (void (*) (void *)) opj_jp2_destroy;
- l_codec->m_codec_data.m_compression.opj_setup_encoder = (void (*) ( void *,
+ 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;
if(parameters) {
memset(parameters, 0, sizeof(opj_cparameters_t));
/* default coding parameters */
- parameters->cp_cinema = OPJ_OFF;
+ parameters->cp_cinema = OPJ_OFF; /* DEPRECATED */
+ parameters->rsiz = OPJ_PROFILE_NONE;
parameters->max_comp_size = 0;
parameters->numresolution = 6;
- parameters->cp_rsiz = OPJ_STD_RSIZ;
+ parameters->cp_rsiz = OPJ_STD_RSIZ; /* DEPRECATED */
parameters->cblockw_init = 64;
parameters->cblockh_init = 64;
parameters->prog_order = OPJ_LRCP;
opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
if (! l_codec->is_decompressor) {
- l_codec->m_codec_data.m_compression.opj_setup_encoder( l_codec->m_codec,
+ 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_TRUE;
}
}
opj_stream_private_t * l_stream = (opj_stream_private_t *) p_stream;
if (! l_codec->is_decompressor) {
- l_codec->m_codec_data.m_compression.opj_encode( l_codec->m_codec,
+ return l_codec->m_codec_data.m_compression.opj_encode( l_codec->m_codec,
l_stream,
&(l_codec->m_event_mgr));
- return OPJ_TRUE;
}
}
OPJ_FLOAT32 * pEncodingMatrix,
OPJ_INT32 * p_dc_shift,OPJ_UINT32 pNbComp)
{
- OPJ_UINT32 l_matrix_size = pNbComp * pNbComp * sizeof(OPJ_FLOAT32);
- OPJ_UINT32 l_dc_shift_size = pNbComp * sizeof(OPJ_INT32);
+ 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 */
- OPJ_INT32 rsiz = (OPJ_INT32)parameters->cp_rsiz | (OPJ_INT32)OPJ_MCT;
- parameters->cp_rsiz = (OPJ_RSIZ_CAPABILITIES)rsiz;
+ 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 */
return;
}
- fprintf(stderr, "[ERROR] Input parameter of the dump_codec function are incorrect.\n");
+ /* TODO return error */
+ /* fprintf(stderr, "[ERROR] Input parameter of the dump_codec function are incorrect.\n"); */
return;
}
}
}
-/* ---------------------------------------------------------------------- */
-opj_stream_t* OPJ_CALLCONV opj_stream_create_default_file_stream (FILE * p_file, OPJ_BOOL p_is_read_stream)
+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(p_file,OPJ_J2K_STREAM_CHUNK_SIZE,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 ( FILE * p_file,
- OPJ_SIZE_T p_size,
- OPJ_BOOL 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;
+ opj_stream_t* l_stream = 00;
+ FILE *p_file;
+ const char *mode;
- if (! p_file) {
- return NULL;
- }
+ if (! fname) {
+ return NULL;
+ }
+
+ if(p_is_read_stream) mode = "rb"; else mode = "wb";
- l_stream = opj_stream_create(p_size,p_is_read_stream);
- if (! l_stream) {
- return NULL;
- }
+ 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_stream_set_user_data_length(l_stream, opj_get_data_length_from_file(p_file));
- opj_stream_set_read_function(l_stream, (opj_stream_read_fn) 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_stream_skip_fn) opj_skip_from_file);
- opj_stream_set_seek_function(l_stream, (opj_stream_seek_fn) opj_seek_from_file);
+ opj_stream_set_user_data(l_stream, p_file, (opj_stream_free_user_data_fn) fclose);
+ opj_stream_set_user_data_length(l_stream, opj_get_data_length_from_file(p_file));
+ opj_stream_set_read_function(l_stream, (opj_stream_read_fn) 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_stream_skip_fn) opj_skip_from_file);
+ opj_stream_set_seek_function(l_stream, (opj_stream_seek_fn) opj_seek_from_file);
- return l_stream;
+ return l_stream;
}
projects / openjpeg.git / blobdiff