diff options
| author | Giuseppe Baruffa <gbaruffa@users.noreply.github.com> | 2005-11-08 17:40:33 +0000 |
|---|---|---|
| committer | Giuseppe Baruffa <gbaruffa@users.noreply.github.com> | 2005-11-08 17:40:33 +0000 |
| commit | cff5df73d9d7e87f1f960ef73f98d50f75a64ef7 (patch) | |
| tree | 5f0c84dec6079e44607fbdd56ae90746431ab0fd /jpwl/decoder/libopenjpeg/jp2.h | |
| parent | e3981542128142fabd46cd7bb05c0f61a59c7396 (diff) | |
Initial revision
Diffstat (limited to 'jpwl/decoder/libopenjpeg/jp2.h')
| -rw-r--r-- | jpwl/decoder/libopenjpeg/jp2.h | 122 |
1 files changed, 122 insertions, 0 deletions
diff --git a/jpwl/decoder/libopenjpeg/jp2.h b/jpwl/decoder/libopenjpeg/jp2.h new file mode 100644 index 00000000..21ee133d --- /dev/null +++ b/jpwl/decoder/libopenjpeg/jp2.h @@ -0,0 +1,122 @@ +/* + * Copyright (c) 2003, Yannick Verschueren + * Copyright (c) 2003, Communications and remote sensing Laboratory, Universite catholique de Louvain, Belgium + * 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. + */ +#ifndef __JP2_H +#define __JP2_H + +#include "j2k.h" + +typedef struct { + int depth; + int sgnd; + int bpcc; +} jp2_comps_t; + +typedef struct { + unsigned int w; + unsigned int h; + unsigned int numcomps; + unsigned int bpc; + unsigned int C; + unsigned int UnkC; + unsigned int IPR; + unsigned int meth; + unsigned int approx; + unsigned int enumcs; + unsigned int precedence; + unsigned int brand; + unsigned int minversion; + unsigned int numcl; + unsigned int *cl; + jp2_comps_t *comps; + j2k_image_t *image; +} jp2_struct_t; + +typedef struct { + int length; + int type; + int init_pos; +} jp2_box_t; + +/* int jp2_init_stdjp2(jp2_struct_t * jp2_struct, j2k_image_t * img); + * + * Create a standard jp2_structure + * jp2_struct: the structure you are creating + * img: a j2k_image_t wich will help you to create the jp2_structure + */ +int jp2_init_stdjp2(jp2_struct_t * jp2_struct, j2k_image_t * img); + +/* int jp2_write_jp2c(j2k_image_t * img, j2k_cp_t * cp, char *jp2_buffer, + * char *index); + * + * Write the jp2c codestream box + * img: the j2k_image that will be compressed + * jp2_buffer: the buffer that will recieve the compressed data + * index: the name of the index file + */ +int jp2_write_jp2c(j2k_image_t * img, j2k_cp_t * cp, char *jp2_buffer, + char *index); + + +/* int jp2_write_jp2h(jp2_struct_t * jp2_struct); + * + * Write the jp2h header box + * jp2_struct: the jp2 structure you are working with + */ +void jp2_write_jp2h(jp2_struct_t * jp2_struct); + +/* int jp2_read_jp2h(jp2_struct_t * jp2_struct); + * + * Read the jp2h header box + * jp2_struct: the jp2 structure you are working with + */ +int jp2_read_jp2h(jp2_struct_t * jp2_struct); + +/* int jp2_encode(jp2_struct_t * jp2_struct, j2k_cp_t * cp, char *output, + * char *index); + * + * Encode a JP2 file + * jp2_buffer: the buffer containing the pointer to the image to encode + * cp: coding parameters of the image + * outbuf: pointer to memory where compressed data will be written + * index: the name of the index file + */ +int jp2_encode(jp2_struct_t * jp2_struct, j2k_cp_t * cp, char *output, + char *index); + +/* int jp2_decode(unsigned char *src, int len, jp2_struct_t * jp2_struct, + * j2k_cp_t * cp); + * + * Decode a JP2 file + * src: pointer to memory where compressed data is stored + * len: length of src buffer + * jp2_struct: the jp2 structure that will be created + * cp: coding parameters of the image + */ +int jp2_decode(unsigned char *src, int len, jp2_struct_t * jp2_struct, + j2k_cp_t * cp); + +#endif |
