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| 4758 | right-hear | 1 | /* |
| 2 | * Copyright (c) 2001-2003, David Janssens |
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| 3 | * Copyright (c) 2002-2003, Yannick Verschueren |
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| 4 | * Copyright (c) 2003-2005, Francois Devaux and Antonin Descampe |
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| 5 | * Copyright (c) 2005, Hervé Drolon, FreeImage Team |
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| 6 | * Copyright (c) 2002-2005, Communications and remote sensing Laboratory, Universite catholique de Louvain, Belgium |
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| 7 | * All rights reserved. |
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| 8 | * |
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| 9 | * Redistribution and use in source and binary forms, with or without |
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| 10 | * modification, are permitted provided that the following conditions |
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| 11 | * are met: |
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| 12 | * 1. Redistributions of source code must retain the above copyright |
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| 13 | * notice, this list of conditions and the following disclaimer. |
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| 14 | * 2. Redistributions in binary form must reproduce the above copyright |
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| 15 | * notice, this list of conditions and the following disclaimer in the |
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| 16 | * documentation and/or other materials provided with the distribution. |
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| 17 | * |
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| 18 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS' |
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| 19 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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| 20 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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| 21 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE |
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| 22 | * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
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| 23 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
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| 24 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
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| 25 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
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| 26 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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| 27 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
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| 28 | * POSSIBILITY OF SUCH DAMAGE. |
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| 29 | */ |
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| 30 | |||
| 31 | #ifndef __MCT_H |
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| 32 | #define __MCT_H |
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| 33 | /** |
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| 34 | @file mct.h |
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| 35 | @brief Implementation of a multi-component transforms (MCT) |
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| 36 | |||
| 37 | The functions in MCT.C have for goal to realize reversible and irreversible multicomponent |
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| 38 | transform. The functions in MCT.C are used by some function in TCD.C. |
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| 39 | */ |
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| 40 | |||
| 41 | /** @defgroup MCT MCT - Implementation of a multi-component transform */ |
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| 42 | /*@{*/ |
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| 43 | |||
| 44 | /** @name Funciones generales */ |
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| 45 | /*@{*/ |
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| 46 | /* ----------------------------------------------------------------------- */ |
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| 47 | /** |
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| 48 | Apply a reversible multi-component transform to an image |
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| 49 | @param c0 Samples for red component |
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| 50 | @param c1 Samples for green component |
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| 51 | @param c2 Samples blue component |
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| 52 | @param n Number of samples for each component |
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| 53 | */ |
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| 54 | void mct_encode(int *c0, int *c1, int *c2, int n); |
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| 55 | /** |
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| 56 | Apply a reversible multi-component inverse transform to an image |
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| 57 | @param c0 Samples for luminance component |
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| 58 | @param c1 Samples for red chrominance component |
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| 59 | @param c2 Samples for blue chrominance component |
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| 60 | @param n Number of samples for each component |
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| 61 | */ |
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| 62 | void mct_decode(int *c0, int *c1, int *c2, int n); |
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| 63 | /** |
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| 64 | Get norm of the basis function used for the reversible multi-component transform |
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| 65 | @param compno Number of the component (0->Y, 1->U, 2->V) |
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| 66 | @return |
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| 67 | */ |
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| 68 | double mct_getnorm(int compno); |
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| 69 | |||
| 70 | /** |
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| 71 | Apply an irreversible multi-component transform to an image |
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| 72 | @param c0 Samples for red component |
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| 73 | @param c1 Samples for green component |
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| 74 | @param c2 Samples blue component |
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| 75 | @param n Number of samples for each component |
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| 76 | */ |
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| 77 | void mct_encode_real(int *c0, int *c1, int *c2, int n); |
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| 78 | /** |
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| 79 | Apply an irreversible multi-component inverse transform to an image |
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| 80 | @param c0 Samples for luminance component |
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| 81 | @param c1 Samples for red chrominance component |
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| 82 | @param c2 Samples for blue chrominance component |
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| 83 | @param n Number of samples for each component |
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| 84 | */ |
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| 85 | void mct_decode_real(int *c0, int *c1, int *c2, int n); |
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| 86 | /** |
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| 87 | Get norm of the basis function used for the irreversible multi-component transform |
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| 88 | @param compno Number of the component (0->Y, 1->U, 2->V) |
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| 89 | @return |
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| 90 | */ |
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| 91 | double mct_getnorm_real(int compno); |
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| 92 | /* ----------------------------------------------------------------------- */ |
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| 93 | /*@}*/ |
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| 94 | |||
| 95 | /*@}*/ |
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| 96 | |||
| 97 | #endif /* __MCT_H */ |