392 lines
9.5 KiB
C
392 lines
9.5 KiB
C
/*
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* Copyright (c) 2003-2004, François-Olivier Devaux
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* Copyright (c) 2003-2004, Communications and remote sensing Laboratory, Universite catholique de Louvain, Belgium
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef __MJ2_H
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#define __MJ2_H
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/**
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@file mj2.h
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@brief The Motion JPEG 2000 file format Reader/Writer (MJ22)
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*/
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/** @defgroup MJ2 MJ2 - Motion JPEG 2000 file format reader/writer */
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/*@{*/
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#define MJ2_JP 0x6a502020
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#define MJ2_FTYP 0x66747970
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#define MJ2_MJ2 0x6d6a7032
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#define MJ2_MJ2S 0x6d6a3273
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#define MJ2_MDAT 0x6d646174
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#define MJ2_MOOV 0x6d6f6f76
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#define MJ2_MVHD 0x6d766864
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#define MJ2_TRAK 0x7472616b
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#define MJ2_TKHD 0x746b6864
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#define MJ2_MDIA 0x6d646961
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#define MJ2_MDHD 0x6d646864
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#define MJ2_MHDR 0x6d686472
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#define MJ2_HDLR 0x68646C72
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#define MJ2_MINF 0x6d696e66
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#define MJ2_VMHD 0x766d6864
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#define MJ2_SMHD 0x736d6864
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#define MJ2_HMHD 0x686d6864
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#define MJ2_DINF 0x64696e66
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#define MJ2_DREF 0x64726566
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#define MJ2_URL 0x75726c20
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#define MJ2_URN 0x75726e20
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#define MJ2_STBL 0x7374626c
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#define MJ2_STSD 0x73747364
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#define MJ2_STTS 0x73747473
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#define MJ2_STSC 0x73747363
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#define MJ2_STSZ 0x7374737a
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#define MJ2_STCO 0x7374636f
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#define MJ2_MOOF 0x6d6f6f66
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#define MJ2_FREE 0x66726565
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#define MJ2_SKIP 0x736b6970
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#define MJ2_JP2C 0x6a703263
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#define MJ2_FIEL 0x6669656c
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#define MJ2_JP2P 0x6a703270
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#define MJ2_JP2X 0x6a703278
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#define MJ2_JSUB 0x6a737562
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#define MJ2_ORFO 0x6f72666f
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#define MJ2_MVEX 0x6d766578
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#define MJ2_JP2 0x6a703220
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#define MJ2_J2P0 0x4a325030
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/**
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Decompressed format used in parameters
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YUV = 0
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*/
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#define YUV_DFMT 1
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/**
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Compressed format used in parameters
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MJ2 = 0
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*/
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#define MJ2_CFMT 2
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/* ----------------------------------------------------------------------- */
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/**
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Time To Sample
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*/
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typedef struct mj2_tts {
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int sample_count;
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int sample_delta;
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} mj2_tts_t;
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/**
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Chunk
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*/
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typedef struct mj2_chunk {
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int num_samples;
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int sample_descr_idx;
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int offset;
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} mj2_chunk_t;
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/**
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Sample to chunk
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*/
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typedef struct mj2_sampletochunk {
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int first_chunk;
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int samples_per_chunk;
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int sample_descr_idx;
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} mj2_sampletochunk_t;
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/**
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Sample
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*/
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typedef struct mj2_sample {
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unsigned int sample_size;
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unsigned int offset;
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unsigned int sample_delta;
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} mj2_sample_t;
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/**
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URL
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*/
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typedef struct mj2_url {
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int location[4];
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} mj2_url_t;
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/**
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URN
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*/
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typedef struct mj2_urn {
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int name[2];
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int location[4];
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} mj2_urn_t;
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/**
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Video Track Parameters
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*/
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typedef struct mj2_tk {
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/** codec context */
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opj_common_ptr cinfo;
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int track_ID;
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int track_type;
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unsigned int creation_time;
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unsigned int modification_time;
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int duration;
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int timescale;
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int layer;
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int volume;
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int language;
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int balance;
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int maxPDUsize;
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int avgPDUsize;
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int maxbitrate;
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int avgbitrate;
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int slidingavgbitrate;
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int graphicsmode;
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int opcolor[3];
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int num_url;
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mj2_url_t *url;
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int num_urn;
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mj2_urn_t *urn;
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int Dim[2];
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int w;
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int h;
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int visual_w;
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int visual_h;
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int CbCr_subsampling_dx;
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int CbCr_subsampling_dy;
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int sample_rate;
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int sample_description;
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int horizresolution;
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int vertresolution;
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int compressorname[8];
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int depth;
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unsigned char fieldcount;
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unsigned char fieldorder;
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unsigned char or_fieldcount;
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unsigned char or_fieldorder;
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int num_br;
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unsigned int *br;
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unsigned char num_jp2x;
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unsigned char *jp2xdata;
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unsigned char hsub;
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unsigned char vsub;
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unsigned char hoff;
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unsigned char voff;
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int trans_matrix[9];
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/** Number of samples */
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unsigned int num_samples;
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int transorm;
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int handler_type;
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int name_size;
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unsigned char same_sample_size;
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int num_tts;
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/** Time to sample */
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mj2_tts_t *tts;
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unsigned int num_chunks;
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mj2_chunk_t *chunk;
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int num_samplestochunk;
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mj2_sampletochunk_t *sampletochunk;
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char *name;
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opj_jp2_t jp2_struct;
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/** Sample parameters */
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mj2_sample_t *sample;
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} mj2_tk_t;
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/**
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MJ2 box
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*/
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typedef struct mj2_box {
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int length;
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int type;
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int init_pos;
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} mj2_box_t;
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/**
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MJ2 Movie
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*/
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typedef struct opj_mj2 {
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/** codec context */
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opj_common_ptr cinfo;
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/** handle to the J2K codec */
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opj_j2k_t *j2k;
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unsigned int brand;
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unsigned int minversion;
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int num_cl;
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unsigned int *cl;
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unsigned int creation_time;
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unsigned int modification_time;
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int timescale;
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unsigned int duration;
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int rate;
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int num_vtk;
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int num_stk;
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int num_htk;
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int volume;
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int trans_matrix[9];
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int next_tk_id;
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/** Track Parameters */
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mj2_tk_t *tk;
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} opj_mj2_t;
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/**
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Decompression parameters
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*/
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typedef struct mj2_dparameters {
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/**@name command line encoder parameters (not used inside the library) */
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/*@{*/
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/** input file name */
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char infile[OPJ_PATH_LEN];
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/** output file name */
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char outfile[OPJ_PATH_LEN];
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/** J2K decompression parameters */
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opj_dparameters_t j2k_parameters;
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} mj2_dparameters_t;
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/**
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Compression parameters
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*/
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typedef struct mj2_cparameters {
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/**@name command line encoder parameters (not used inside the library) */
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/*@{*/
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/** J2K compression parameters */
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opj_cparameters_t j2k_parameters;
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/** input file name */
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char infile[OPJ_PATH_LEN];
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/** output file name */
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char outfile[OPJ_PATH_LEN];
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/** input file format 0:MJ2 */
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int decod_format;
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/** output file format 0:YUV */
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int cod_format;
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/** Portion of the image coded */
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int Dim[2];
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/** YUV Frame width */
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int w;
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/** YUV Frame height */
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int h;
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/* Sample rate of YUV 4:4:4, 4:2:2 or 4:2:0 */
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int CbCr_subsampling_dx;
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/* Sample rate of YUV 4:4:4, 4:2:2 or 4:2:0 */
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int CbCr_subsampling_dy;
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/* Video Frame Rate */
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int frame_rate;
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/* In YUV files, numcomps always considered as 3 */
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int numcomps;
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/* In YUV files, precision always considered as 8 */
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int prec;
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} mj2_cparameters_t;
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/** @name Exported functions */
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/*@{*/
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/* ----------------------------------------------------------------------- */
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/**
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Write the JP box
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*/
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void mj2_write_jp(opj_cio_t *cio);
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/**
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Write the FTYP box
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@param movie MJ2 movie
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@param cio Output buffer stream
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*/
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void mj2_write_ftyp(opj_mj2_t *movie, opj_cio_t *cio);
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/**
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Creates an MJ2 decompression structure
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@return Returns a handle to a MJ2 decompressor if successful, returns NULL otherwise
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*/
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opj_dinfo_t* mj2_create_decompress();
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/**
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Destroy a MJ2 decompressor handle
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@param movie MJ2 decompressor handle to destroy
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*/
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void mj2_destroy_decompress(opj_mj2_t *movie);
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/**
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Setup the decoder decoding parameters using user parameters.
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Decoding parameters are returned in mj2->j2k->cp.
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@param movie MJ2 decompressor handle
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@param parameters decompression parameters
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*/
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void mj2_setup_decoder(opj_mj2_t *movie, mj2_dparameters_t *mj2_parameters);
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/**
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Decode an image from a JPEG-2000 file stream
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@param movie MJ2 decompressor handle
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@param cio Input buffer stream
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@return Returns a decoded image if successful, returns NULL otherwise
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*/
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opj_image_t* mj2_decode(opj_mj2_t *movie, opj_cio_t *cio);
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/**
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Creates a MJ2 compression structure
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@return Returns a handle to a MJ2 compressor if successful, returns NULL otherwise
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*/
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opj_cinfo_t* mj2_create_compress();
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/**
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Destroy a MJ2 compressor handle
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@param movie MJ2 compressor handle to destroy
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*/
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void mj2_destroy_compress(opj_mj2_t *movie);
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/**
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Setup the encoder parameters using the current image and using user parameters.
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Coding parameters are returned in mj2->j2k->cp.
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@param movie MJ2 compressor handle
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@param parameters compression parameters
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*/
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void mj2_setup_encoder(opj_mj2_t *movie, mj2_cparameters_t *parameters);
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/**
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Encode an image into a JPEG-2000 file stream
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@param movie MJ2 compressor handle
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@param cio Output buffer stream
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@param image Image to encode
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@param index Name of the index file if required, NULL otherwise
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@return Returns true if successful, returns false otherwise
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*/
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bool mj2_encode(opj_mj2_t *movie, opj_cio_t *cio, opj_image_t *image, char *index);
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/**
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Init a Standard MJ2 movie
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@param movie MJ2 Movie
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@return Returns 0 if successful, returns 1 otherwise
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*/
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int mj2_init_stdmovie(opj_mj2_t *movie);
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/**
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Read the structure of an MJ2 file
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@param File MJ2 input File
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@param movie J2 movie structure
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@return Returns 0 if successful, returns 1 otherwise
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*/
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int mj2_read_struct(FILE *file, opj_mj2_t *mj2);
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/**
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Write the the MOOV box to an output buffer stream
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@param movie MJ2 movie structure
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@param cio Output buffer stream
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*/
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void mj2_write_moov(opj_mj2_t *movie, opj_cio_t *cio);
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/* ----------------------------------------------------------------------- */
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/*@}*/
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/*@}*/
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#endif /* __MJ2_H */
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