openjpeg/tests/test_tile_decoder.c

257 lines
6.4 KiB
C

/*
* Copyright (c) 2008, Jerome Fimes, Communications & Systemes <jerome.fimes@c-s.fr>
* 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.
*/
#define USE_OPJ_DEPRECATED
/* set this macro to enable profiling for the given test */
/* warning : in order to be effective, openjpeg must have been built with profiling enabled !! */
//#define _PROFILE
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <math.h>
#ifdef _WIN32
#include <malloc.h>
#else
#include <stdlib.h>
#endif
#include "opj_config.h"
#include "openjpeg.h"
#include "stdlib.h"
#define DA_X0 0
#define DA_Y0 0
#define DA_X1 1000
#define DA_Y1 1000
#define INPUT_FILE "test.j2k"
/* -------------------------------------------------------------------------- */
/**
sample error callback expecting a FILE* client object
*/
void error_callback_file(const char *msg, void *client_data) {
FILE *stream = (FILE*)client_data;
fprintf(stream, "[ERROR] %s", msg);
}
/**
sample warning callback expecting a FILE* client object
*/
void warning_callback_file(const char *msg, void *client_data) {
FILE *stream = (FILE*)client_data;
fprintf(stream, "[WARNING] %s", msg);
}
/**
sample error debug callback expecting no client object
*/
void error_callback(const char *msg, void *client_data) {
(void)client_data;
fprintf(stdout, "[ERROR] %s", msg);
}
/**
sample warning debug callback expecting no client object
*/
void warning_callback(const char *msg, void *client_data) {
(void)client_data;
fprintf(stdout, "[WARNING] %s", msg);
}
/**
sample debug callback expecting no client object
*/
void info_callback(const char *msg, void *client_data) {
(void)client_data;
fprintf(stdout, "[INFO] %s", msg);
}
/* -------------------------------------------------------------------------- */
int main ()
{
opj_dparameters_t l_param;
opj_codec_t * l_codec;
opj_image_t * l_image;
FILE * l_file;
opj_stream_t * l_stream;
OPJ_UINT32 l_data_size;
OPJ_UINT32 l_max_data_size = 1000;
OPJ_UINT32 l_tile_index;
OPJ_BYTE * l_data = (OPJ_BYTE *) malloc(1000);
opj_bool l_go_on = OPJ_TRUE;
OPJ_INT32 l_tile_x0,l_tile_y0;
OPJ_UINT32 l_tile_width,l_tile_height,l_nb_tiles_x,l_nb_tiles_y,l_nb_comps;
OPJ_INT32 l_current_tile_x0,l_current_tile_y0,l_current_tile_x1,l_current_tile_y1;
PROFINIT();
if
(! l_data)
{
return 1;
}
opj_set_default_decoder_parameters(&l_param);
/** you may here add custom decoding parameters */
/* do not use layer decoding limitations */
l_param.cp_layer = 0;
/* do not use resolutions reductions */
l_param.cp_reduce = 0;
/* to decode only a part of the image data */
//opj_restrict_decoding(&l_param,0,0,1000,1000);
l_codec = opj_create_decompress(CODEC_J2K);
if
(! l_codec)
{
free(l_data);
return 1;
}
/* catch events using our callbacks and give a local context */
opj_set_info_handler(l_codec, info_callback,00);
opj_set_warning_handler(l_codec, warning_callback,00);
opj_set_error_handler(l_codec, error_callback,00);
opj_event_mgr_t l_event_mgr;
if
(! opj_setup_decoder_v2(l_codec,&l_param,&l_event_mgr))
{
free(l_data);
opj_destroy_codec(l_codec);
return 1;
}
l_file = fopen(INPUT_FILE,"rb");
if
(! l_file)
{
fprintf(stdout, "Error opening input file\n");
free(l_data);
opj_destroy_codec(l_codec);
return 1;
}
l_stream = opj_stream_create_default_file_stream(l_file,OPJ_TRUE);
if
(! opj_read_header(l_codec,
&l_image,
&l_tile_x0,
&l_tile_y0,
&l_tile_width,
&l_tile_height,
&l_nb_tiles_x,
&l_nb_tiles_y,
l_stream))
{
free(l_data);
opj_stream_destroy(l_stream);
fclose(l_file);
opj_destroy_codec(l_codec);
return 1;
}
printf("Setting decoding area to %d,%d,%d,%d\n", DA_X0, DA_Y0, DA_X1, DA_Y1);
opj_set_decode_area(l_codec, DA_X0, DA_Y0, DA_X1, DA_Y1);
while
(l_go_on)
{
if
(! opj_read_tile_header(
l_codec,
&l_tile_index,
&l_data_size,
&l_current_tile_x0,
&l_current_tile_y0,
&l_current_tile_x1,
&l_current_tile_y1,
&l_nb_comps,
&l_go_on,
l_stream))
{
free(l_data);
opj_stream_destroy(l_stream);
fclose(l_file);
opj_destroy_codec(l_codec);
opj_image_destroy(l_image);
return 1;
}
if
(l_go_on)
{
if
(l_data_size > l_max_data_size)
{
l_data = (OPJ_BYTE *) realloc(l_data,l_data_size);
if
(! l_data)
{
opj_stream_destroy(l_stream);
fclose(l_file);
opj_destroy_codec(l_codec);
opj_image_destroy(l_image);
return 1;
}
l_max_data_size = l_data_size;
}
if
(! opj_decode_tile_data(l_codec,l_tile_index,l_data,l_data_size,l_stream))
{
free(l_data);
opj_stream_destroy(l_stream);
fclose(l_file);
opj_destroy_codec(l_codec);
opj_image_destroy(l_image);
return 1;
}
/** now should inspect image to know the reduction factor and then how to behave with data */
}
}
if
(! opj_end_decompress(l_codec,l_stream))
{
free(l_data);
opj_stream_destroy(l_stream);
fclose(l_file);
opj_destroy_codec(l_codec);
opj_image_destroy(l_image);
return 1;
}
free(l_data);
opj_stream_destroy(l_stream);
fclose(l_file);
opj_destroy_codec(l_codec);
opj_image_destroy(l_image);
// Print profiling
PROFPRINT();
return 0;
}