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# frame_decompress.h

    00001 /* ***** BEGIN LICENSE BLOCK *****
    00002 *
    00003 * $Id: frame_decompress.h,v 1.3 2005/01/30 05:11:41 gabest Exp $ $Name:  $
    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): Thomas Davies (Original Author),
    00024 *                 Scott R Ladd,
    00025 *                 Anuradha Suraparaju
    00026 *
    00027 * Alternatively, the contents of this file may be used under the terms of
    00028 * the GNU General Public License Version 2 (the "GPL"), or the GNU Lesser
    00029 * Public License Version 2.1 (the "LGPL"), in which case the provisions of
    00030 * the GPL or the LGPL are applicable instead of those above. If you wish to
    00031 * allow use of your version of this file only under the terms of the either
    00032 * the GPL or LGPL and not to allow others to use your version of this file
    00033 * under the MPL, indicate your decision by deleting the provisions above
    00034 * and replace them with the notice and other provisions required by the GPL
    00035 * or LGPL. If you do not delete the provisions above, a recipient may use
    00036 * your version of this file under the terms of any one of the MPL, the GPL
    00037 * or the LGPL.
    00038 * ***** END LICENSE BLOCK ***** */
    00039
    00040
    00041
    00042 #ifndef _FRAME_DECOMPRESS_H_
    00043 #define _FRAME_DECOMPRESS_H_
    00044
    00045 #include "libdirac_common/frame_buffer.h"
    00046 #include "libdirac_common/common.h"
    00047
    00048 namespace dirac
    00049 {
    00051
    00056     class FrameDecompressor{
    00057     public:
    00059
    00067         FrameDecompressor(DecoderParams& decp, ChromaFormat cf);
    00068
    00070
    00073         ~FrameDecompressor();
    00074
    00076
    00083         bool Decompress(FrameBuffer& my_buffer);
    00084
    00086
    00090         bool ReadFrameHeader(const FrameBuffer& my_buffer);
    00091
    00093         const FrameParams& GetFrameParams() const{ return m_fparams; }
    00094
    00095     private:
    00097
    00101         FrameDecompressor(const FrameDecompressor& cpy);
    00102
    00104
    00108         FrameDecompressor& operator=(const FrameDecompressor& rhs);
    00109
    00111         void CompDecompress(FrameBuffer& my_buffer,int fnum, CompSort cs);
    00112
    00114         bool ReadFrameHeader(FrameParams& fparams);
    00115
    00116         //Member variables
    00117
    00119         DecoderParams& m_decparams;
    00120
    00122         ChromaFormat m_cformat;
    00123
    00125         bool m_skipped;
    00126
    00128         bool m_use_global;
    00129
    00131         bool m_use_block_mv;
    00132
    00134         PredMode m_global_pred_mode;
    00135
    00137         FrameParams m_fparams;
    00138
    00140         bool m_read_header;
    00141
    00142     };
    00143
    00144 } // namespace dirac
    00145
    00146 #endif