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# seq_compress.h

    00001 /* ***** BEGIN LICENSE BLOCK *****
    00002 *
    00003 * $Id: seq_compress.h,v 1.2 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 #ifndef _SEQ_COMPRESS_H_
    00041 #define _SEQ_COMPRESS_H_
    00042
    00044 //-------------------------------------//
    00045 //Class to manage compressing sequences//
    00046 //-------------------------------------//
    00048
    00049 #include <libdirac_common/common.h>
    00050 #include <libdirac_common/frame_buffer.h>
    00051 #include <libdirac_common/pic_io.h>
    00052 #include <libdirac_encoder/quality_monitor.h>
    00053 #include <libdirac_encoder/frame_compress.h>
    00054 #include <fstream>
    00055
    00056 namespace dirac
    00057 {
    00059
    00065     class SequenceCompressor{
    00066     public:
    00068
    00076         SequenceCompressor(StreamPicInput* pin, std::ostream* outfile, EncoderParams& encp);
    00077
    00079
    00082         ~SequenceCompressor();
    00083
    00085
    00091         bool LoadNextFrame();
    00092
    00094
    00113         Frame &CompressNextFrame();
    00114
    00116         const Frame *GetFrameEncoded();
    00117
    00119         const MEData *GetMEData();
    00120
    00121         void EndSequence();
    00122
    00124
    00129         bool Finished(){return m_all_done;}
    00130
    00131
    00132     private:
    00134
    00138         SequenceCompressor(const SequenceCompressor& cpy);
    00139
    00141
    00145         SequenceCompressor& operator=(const SequenceCompressor& rhs);
    00146
    00148
    00154         void WriteStreamHeader();
    00155
    00157
    00162         int CodedToDisplay(const int fnum);
    00163
    00165         void MakeSequenceReport();
    00166
    00168         void MakeFrameReport();
    00169
    00171         bool m_all_done;
    00172
    00174
    00179         bool m_just_finished;
    00180
    00182         EncoderParams& m_encparams;
    00183
    00185         StreamPicInput* m_pic_in;
    00186
    00188         FrameBuffer* m_fbuffer;
    00189
    00191         FrameBuffer* m_origbuffer;
    00192
    00193         //state variables for CompressNextFrame
    00194
    00196         int m_current_display_fnum;
    00197
    00199         int m_current_code_fnum;
    00200
    00202         int m_show_fnum;
    00203
    00205         int m_last_frame_read;
    00206
    00208         int m_delay;
    00209
    00211         QualityMonitor m_qmonitor;
    00212
    00214         FrameCompressor m_fcoder;
    00215     };
    00216
    00217 } // namespace dirac
    00218
    00219 #endif