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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
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<div class="qindex"><a class="qindex" href="index.html">Main Page</a> | <a class="qindex" href="hierarchy.html">Class Hierarchy</a> | <a class="qindex" href="classes.html">Alphabetical List</a> | <a class="qindex" href="annotated.html">Compound List</a> | <a class="qindex" href="files.html">File List</a> | <a class="qindex" href="functions.html">Compound Members</a></div>
<h1>plpsddec.h</h1><div class="fragment"><pre>00001 <span class="comment">/*</span>
00002 <span class="comment">/--------------------------------------------------------------------</span>
00003 <span class="comment">|</span>
00004 <span class="comment">| $Id: plpsddec_8h-source.html,v 1.4 2004/09/15 15:26:32 uzadow Exp $</span>
00005 <span class="comment">|</span>
00006 <span class="comment">| Copyright (c) 1996-2002 Ulrich von Zadow</span>
00007 <span class="comment">|</span>
00008 <span class="comment">\--------------------------------------------------------------------</span>
00009 <span class="comment">*/</span>
00010
00011 <span class="preprocessor">#ifndef INCL_PLPSDDEC</span>
00012 <span class="preprocessor"></span><span class="preprocessor">#define INCL_PLPSDDEC</span>
00013 <span class="preprocessor"></span>
00014 <span class="preprocessor">#ifndef INCL_PLPICDEC</span>
00015 <span class="preprocessor"></span><span class="preprocessor">#include "plpicdec.h"</span>
00016 <span class="preprocessor">#endif</span>
00017 <span class="preprocessor"></span>
00018 <span class="preprocessor">#include <vector></span>
00019
00020 <span class="keyword">class </span><a class="code" href="classPLDataSource.html">PLDataSource</a>;
00021 <span class="keyword">class </span><a class="code" href="classPLPoint.html">PLPoint</a>;
00022
00023 <span class="keyword">struct </span>PLPSDHeader
00024 {
00025 <span class="keywordtype">char</span> Signature[4];
00026 PLWORD Version;
00027 PLBYTE Reserved[6];
00028 PLWORD Channels;
00029 <span class="keywordtype">int</span> Rows;
00030 <span class="keywordtype">int</span> Columns;
00031 PLWORD BPP;
00032 PLWORD Mode;
00033 };
00034
00035 <span class="keyword">struct </span>PLPSDLayerInfo;
00036 <span class="comment"></span>
00037 <span class="comment">//! Photoshop file decoder. Besides having the MakeBmpFromFile interface</span>
00038 <span class="comment">//! that the other decoders have, the photoshop decoder loads the layers</span>
00039 <span class="comment">//! of the image into separate bitmaps so they can be manipulated separately:</span>
00040 <span class="comment">//! <pre></span>
00041 <span class="comment">//! vector&lt;PLAnyBmp&gt; Bmp;</span>
00042 <span class="comment">//! PLAnyBmp BaseBmp);</span>
00043 <span class="comment">//! Decoder-&gt;OpenFile ("face.psd");</span>
00044 <span class="comment">//! int NumLayers = Decoder-&gt;GetNumLayers();</span>
00045 <span class="comment">//! for (int i=0; i&lt;NumLayers; i++)</span>
00046 <span class="comment">//! {</span>
00047 <span class="comment">//! GetNextLayer (Bmp[i]);</span>
00048 <span class="comment">//! LayerOffset = GetLayerOffset();</span>
00049 <span class="comment">//! }</span>
00050 <span class="comment">//! GetImage (&BaseBmp);</span>
00051 <span class="comment">//! Close();</span>
00052 <span class="comment">//! </pre></span>
<a name="l00053"></a><a class="code" href="classPLPSDDecoder.html">00053</a> <span class="comment"></span><span class="keyword">class </span><a class="code" href="classPLPSDDecoder.html">PLPSDDecoder</a> : <span class="keyword">public</span> <a class="code" href="classPLPicDecoder.html">PLPicDecoder</a>
00054 {
00055 <span class="keyword">public</span>:<span class="comment"></span>
00056 <span class="comment"> //! Creates a decoder</span>
00057 <span class="comment"></span> <a class="code" href="classPLPSDDecoder.html">PLPSDDecoder</a>
00058 ();
00059 <span class="comment"></span>
00060 <span class="comment"> //! Destroys a decoder</span>
00061 <span class="comment"></span> <span class="keyword">virtual</span> ~<a class="code" href="classPLPSDDecoder.html">PLPSDDecoder</a>
00062 ();
00063 <span class="comment"></span>
00064 <span class="comment"> //!</span>
00065 <span class="comment"></span> <span class="keyword">virtual</span> <span class="keywordtype">void</span> Open (<a class="code" href="classPLDataSource.html">PLDataSource</a> * pDataSrc);
00066 <span class="comment"></span>
00067 <span class="comment"> //! Fills the bitmap with the main image. This image is a flattened </span>
00068 <span class="comment"> //! version of the layers.</span>
00069 <span class="comment"></span> <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classPLPSDDecoder.html#a3">GetImage</a> (<a class="code" href="classPLBmpBase.html">PLBmpBase</a> & pBmp);
00070 <span class="comment"></span>
00071 <span class="comment"> //! Returns number of layers in the image.</span>
00072 <span class="comment"></span> <span class="keywordtype">int</span> <a class="code" href="classPLPSDDecoder.html#a4">GetNumLayers</a>
00073 ();
00074 <span class="comment"></span>
00075 <span class="comment"> //! Fills the bitmap with the layer data.</span>
00076 <span class="comment"></span> <span class="keywordtype">void</span> <a class="code" href="classPLPSDDecoder.html#a5">GetNextLayer</a>
00077 ( <a class="code" href="classPLBmp.html">PLBmp</a>& Bmp
00078 );
00079 <span class="comment"></span>
00080 <span class="comment"> //! Returns the origin of the layer data in the image.</span>
00081 <span class="comment"></span> <a class="code" href="classPLPoint.html">PLPoint</a> <a class="code" href="classPLPSDDecoder.html#a6">GetLayerOffset</a>
00082 ();
00083
00084 <span class="keyword">private</span>:
00085 <span class="keywordtype">void</span> readHeader
00086 ( <a class="code" href="classPLDataSource.html">PLDataSource</a> * pDataSrc,
00087 PLPSDHeader * pPSDHeader
00088 );
00089
00090 <span class="keywordtype">void</span> readColorModeData
00091 ( <a class="code" href="classPLDataSource.html">PLDataSource</a> * pDataSrc
00092 );
00093
00094 <a class="code" href="classPLBmpInfo.html">PLBmpInfo</a>* createBmpInfo
00095 ( <span class="keywordtype">int</span> Mode,
00096 <span class="keywordtype">int</span> Height,
00097 <span class="keywordtype">int</span> Width,
00098 <span class="keywordtype">int</span> Channels,
00099 <span class="keyword">const</span> <a class="code" href="classPLPoint.html">PLPoint</a>& Resolution
00100 );
00101
00102 <span class="keywordtype">void</span> readImageResData
00103 ( <a class="code" href="classPLDataSource.html">PLDataSource</a> * pDataSrc,
00104 <a class="code" href="classPLPoint.html">PLPoint</a>& Resolution
00105 );
00106
00107 <span class="keywordtype">void</span> readLayerHeader
00108 ( <a class="code" href="classPLDataSource.html">PLDataSource</a> * pDataSrc
00109 );
00110
00111 <span class="keywordtype">void</span> skipLayerData
00112 ( <a class="code" href="classPLDataSource.html">PLDataSource</a> * pDataSrc
00113 );
00114
00115 <span class="keywordtype">void</span> skipMaskData
00116 ( <a class="code" href="classPLDataSource.html">PLDataSource</a> * pDataSrc
00117 );
00118
00119 <span class="keywordtype">void</span> readLayer
00120 ( <a class="code" href="classPLDataSource.html">PLDataSource</a> * pDataSrc,
00121 <a class="code" href="classPLBmp.html">PLBmp</a>& Bmp,
00122 <span class="keywordtype">int</span> Mode
00123 );
00124
00125 <span class="keywordtype">void</span> readImageData
00126 ( <a class="code" href="classPLDataSource.html">PLDataSource</a> * pDataSrc,
00127 <a class="code" href="classPLBmpBase.html">PLBmpBase</a> * pBmp,
00128 <span class="keywordtype">int</span> Mode,
00129 <span class="keywordtype">int</span> Height,
00130 <span class="keywordtype">int</span> Width,
00131 <span class="keywordtype">int</span> Channels
00132 );
00133
00134 <span class="keywordtype">void</span> traceCompressionMethod
00135 ( PLWORD CompressionMethod
00136 );
00137
00138 <span class="keywordtype">void</span> readUncompressedImage
00139 ( <a class="code" href="classPLDataSource.html">PLDataSource</a> * pDataSrc,
00140 <a class="code" href="classPLBmpBase.html">PLBmpBase</a> * pBmp,
00141 <span class="keywordtype">int</span> Mode,
00142 <span class="keywordtype">int</span> Height,
00143 <span class="keywordtype">int</span> Width,
00144 <span class="keywordtype">int</span> Channels
00145 );
00146
00147 <span class="keywordtype">void</span> readRLEImage
00148 ( <a class="code" href="classPLDataSource.html">PLDataSource</a> * pDataSrc,
00149 <a class="code" href="classPLBmpBase.html">PLBmpBase</a> * pBmp,
00150 <span class="keywordtype">int</span> Mode,
00151 <span class="keywordtype">int</span> Height,
00152 <span class="keywordtype">int</span> Width,
00153 <span class="keywordtype">int</span> Channels
00154 );
00155
00156 <span class="keywordtype">void</span> readRLEChannel
00157 ( <a class="code" href="classPLDataSource.html">PLDataSource</a> * pDataSrc,
00158 <a class="code" href="classPLBmpBase.html">PLBmpBase</a> * pBmp,
00159 <span class="keywordtype">int</span> Mode,
00160 <span class="keywordtype">int</span> Height,
00161 <span class="keywordtype">int</span> Width,
00162 <span class="keywordtype">int</span> ChannelNum,
00163 <span class="keywordtype">int</span> * pRowLengths
00164 );
00165
00166 <span class="keywordtype">void</span> cleanup
00167 ();
00168
00169 PLPSDHeader m_PSDHeader;
00170 <a class="code" href="classPLPoint.html">PLPoint</a> m_Resolution;
00171 <a class="code" href="classPLPixel32.html">PLPixel32</a> m_pPal[256];
00172 PLBYTE * m_pMiscDataStart;
00173 <span class="keywordtype">int</span> m_MiscDataSize;
00174 <span class="keywordtype">int</span> m_NumLayers;
00175 <span class="keywordtype">int</span> m_LayersRead;
00176 std::vector<PLPSDLayerInfo *> m_pLayerInfo;
00177 };
00178
00179 <span class="preprocessor">#endif</span>
00180 <span class="preprocessor"></span>
00181 <span class="comment">/*</span>
00182 <span class="comment">/--------------------------------------------------------------------</span>
00183 <span class="comment">|</span>
00184 <span class="comment">| $Log: plpsddec_8h-source.html,v $
00184 <span class="comment">| Revision 1.4 2004/09/15 15:26:32 uzadow
00184 <span class="comment">| Linux compatibility changes, doc update.
00184 <span class="comment">|</span>
00185 <span class="comment">| Revision 1.5 2004/06/19 16:49:07 uzadow</span>
00186 <span class="comment">| Changed GetImage so it works with PLBmpBase</span>
00187 <span class="comment">|</span>
00188 <span class="comment">| Revision 1.4 2002/11/18 14:45:10 uzadow</span>
00189 <span class="comment">| Added PNG compression support, fixed docs.</span>
00190 <span class="comment">|</span>
00191 <span class="comment">| Revision 1.3 2002/08/04 20:08:01 uzadow</span>
00192 <span class="comment">| Added PLBmpInfo class, ability to extract metainformation from images without loading the whole image and proper greyscale support.</span>
00193 <span class="comment">|</span>
00194 <span class="comment">| Revision 1.2 2002/03/31 13:36:42 uzadow</span>
00195 <span class="comment">| Updated copyright.</span>
00196 <span class="comment">|</span>
00197 <span class="comment">| Revision 1.1 2001/10/21 17:12:40 uzadow</span>
00198 <span class="comment">| Added PSD decoder beta, removed BPPWanted from all decoders, added PLFilterPixel.</span>
00199 <span class="comment">|</span>
00200 <span class="comment">|</span>
00201 <span class="comment">\--------------------------------------------------------------------</span>
00202 <span class="comment">*/</span>
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