Dirac - A Video Codec

Created by the British Broadcasting Corporation.


dirac_parser.h

Go to the documentation of this file.
00001 /* ***** BEGIN LICENSE BLOCK ***** 00002 * 00003 * $Id: dirac_parser.h,v 1.2 2004/08/19 11:50:50 asuraparaju Exp $ $Name: Dirac_0_4_3 $ 00004 * 00005 * Version: MPL 1.1/GPL 2.0/LGPL 2.1 00006 * 00007 * The contents of this file are subject to the Mozilla Public License 00008 * Version 1.1 (the "License"); you may not use this file except in compliance 00009 * with the License. You may obtain a copy of the License at 00010 * http://www.mozilla.org/MPL/ 00011 * 00012 * Software distributed under the License is distributed on an "AS IS" basis, 00013 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License for 00014 * the specific language governing rights and limitations under the License. 00015 * 00016 * The Original Code is BBC Research and Development code. 00017 * 00018 * The Initial Developer of the Original Code is the British Broadcasting 00019 * Corporation. 00020 * Portions created by the Initial Developer are Copyright (C) 2004. 00021 * All Rights Reserved. 00022 * 00023 * Contributor(s): Anuradha Suraparaju (Original Author) 00024 * 00025 * Alternatively, the contents of this file may be used under the terms of 00026 * the GNU General Public License Version 2 (the "GPL"), or the GNU Lesser 00027 * Public License Version 2.1 (the "LGPL"), in which case the provisions of 00028 * the GPL or the LGPL are applicable instead of those above. If you wish to 00029 * allow use of your version of this file only under the terms of the either 00030 * the GPL or LGPL and not to allow others to use your version of this file 00031 * under the MPL, indicate your decision by deleting the provisions above 00032 * and replace them with the notice and other provisions required by the GPL 00033 * or LGPL. If you do not delete the provisions above, a recipient may use 00034 * your version of this file under the terms of any one of the MPL, the GPL 00035 * or the LGPL. 00036 * ***** END LICENSE BLOCK ***** */ 00037 00038 #ifndef DIRAC_PARSER_H 00039 #define DIRAC_PARSER_H 00040 00041 #include <libdirac_common/common_types.h> 00042 #include <libdirac_decoder/decoder_types.h> 00043 00104 #ifdef __cplusplus 00105 extern "C" { 00106 #endif 00107 00108 typedef ChromaFormat dirac_chroma_t; 00109 typedef FrameSort dirac_frame_type_t; 00110 00112 typedef struct 00113 { 00115 int width; 00117 int height; 00119 int num_frames; 00121 dirac_chroma_t chroma; 00123 int chroma_width; 00125 int chroma_height; 00127 int frame_rate; 00129 int interlace; 00131 int topfieldfirst; 00132 } dirac_seqparams_t; 00133 00135 typedef struct 00136 { 00138 dirac_frame_type_t ftype; 00140 int fnum; 00141 } dirac_frameparams_t; 00142 00144 typedef struct 00145 { 00147 unsigned char *buf[3]; 00149 void *id; 00150 } dirac_framebuf_t; 00151 00153 typedef struct 00154 { 00156 DecoderState state; 00158 dirac_seqparams_t seq_params; 00160 dirac_frameparams_t frame_params; 00162 void *parser; 00164 dirac_framebuf_t *fbuf; 00166 int frame_avail; 00168 int verbose; 00169 00170 } dirac_decoder_t; 00171 00178 dirac_decoder_t *dirac_decoder_init(int verbose); 00179 00184 void dirac_decoder_close(dirac_decoder_t *decoder); 00185 00208 DecoderState dirac_parse (dirac_decoder_t *decoder); 00209 00216 void dirac_buffer (dirac_decoder_t *decoder, unsigned char *start, unsigned char *end); 00217 00224 void dirac_set_buf (dirac_decoder_t *decoder, unsigned char *buf[3], void *id); 00225 00231 void dirac_skip(dirac_decoder_t *decoder, int skip); 00232 00233 #ifdef __cplusplus 00234 } 00235 #endif 00236 #endif

© 2004 British Broadcasting Corporation. Dirac code licensed under the Mozilla Public License (MPL) Version 1.1.
HTML documentation generated by Dimitri van Heesch's excellent Doxygen tool.