2 * Copyright (c) 2003, Yannick Verschueren
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3 * Copyright (c) 2003, Communications and remote sensing Laboratory, Universite catholique de Louvain, Belgium
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4 * All rights reserved.
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6 * Redistribution and use in source and binary forms, with or without
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7 * modification, are permitted provided that the following conditions
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9 * 1. Redistributions of source code must retain the above copyright
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10 * notice, this list of conditions and the following disclaimer.
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11 * 2. Redistributions in binary form must reproduce the above copyright
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12 * notice, this list of conditions and the following disclaimer in the
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13 * documentation and/or other materials provided with the distribution.
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15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
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16 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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18 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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19 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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20 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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21 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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22 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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23 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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24 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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25 * POSSIBILITY OF SUCH DAMAGE.
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41 unsigned int numcomps;
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47 unsigned int approx;
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48 unsigned int enumcs;
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49 unsigned int precedence;
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51 unsigned int minversion;
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56 unsigned int j2k_codestream_offset;
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57 unsigned int j2k_codestream_len;
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66 /* int jp2_init_stdjp2(jp2_struct_t * jp2_struct, j2k_image_t * img);
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68 * Create a standard jp2_structure
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69 * jp2_struct: the structure you are creating
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70 * img: a j2k_image_t wich will help you to create the jp2_structure
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72 int jp2_init_stdjp2(jp2_struct_t * jp2_struct);
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74 /* int jp2_write_jp2c(int j2k_len, int *j2k_codestream_offset, char *j2k_codestream)
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76 * Write the jp2c codestream box
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77 * j2k_len: the j2k codestream length
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78 * j2k_codestream_offset: the function will return the j2k codestream offset
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79 * j2k_codestream: the j2k codestream to include in jp2 file
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81 int jp2_write_jp2c(int j2k_len, int *j2k_codestream_offset, char *j2k_codestream);
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83 /* int jp2_write_jp2h(jp2_struct_t * jp2_struct);
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85 * Write the jp2h header box
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86 * jp2_struct: the jp2 structure you are working with
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88 void jp2_write_jp2h(jp2_struct_t * jp2_struct);
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90 /* int jp2_read_jp2h(jp2_struct_t * jp2_struct);
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92 * Read the jp2h header box
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93 * jp2_struct: the jp2 structure you are working with
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95 int jp2_read_jp2h(jp2_struct_t * jp2_struct);
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97 /* int jp2_wrap_j2k(jp2_struct_t * jp2_struct, char *j2k_codestream,
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98 int j2k_len, char *output)
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100 * Wrap a J2K codestream in a JP2 file
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101 * jp2_struct: the jp2 structure used to create jp2 boxes
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102 * j2k_codestream: the j2k codestream to include in jp2 file
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103 * output: pointer to jp2 codestream that will be created
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105 int jp2_wrap_j2k(jp2_struct_t * jp2_struct, char *j2k_codestream,
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109 /* int jp2_read_struct(unsigned char *src, jp2_struct_t * jp2_struct);
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111 * Decode the structure of a JP2 file
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112 * src: pointer to memory where compressed data is stored
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113 * jp2_struct: the jp2 structure that will be created
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114 * len: length of jp2 codestream
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116 int jp2_read_struct(unsigned char *src, jp2_struct_t * jp2_struct, int len);
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