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1/////////////////////////////////////////////////////////////
2// Flash Plugin and Player
3// Copyright (C) 1998 Olivier Debon
4//
5// This program is free software; you can redistribute it and/or
6// modify it under the terms of the GNU General Public License
7// as published by the Free Software Foundation; either version 2
8// of the License, or (at your option) any later version.
9//
10// This program is distributed in the hope that it will be useful,
11// but WITHOUT ANY WARRANTY; without even the implied warranty of
12// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13// GNU General Public License for more details.
14//
15// You should have received a copy of the GNU General Public License
16// along with this program; if not, write to the Free Software
17// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
18//
19///////////////////////////////////////////////////////////////
20#ifndef _BITMAP_H_
21#define _BITMAP_H_
22
23struct MyErrorHandler {
24 struct jpeg_error_mgr pub;
25 jmp_buf setjmp_buffer;
26};
27
28class Bitmap : public Character {
29 public:
30 long width;
31 long height;
32 long bpl;
33 long depth;
34
35 unsigned char *pixels; // Array of Pixels
36 Color *colormap; // Array of color definitions
37 long nbColors;
38
39 unsigned char *alpha_buf;// Array of alpha values (no alpha if NULL)
40
41 int defLevel;
42
43// Class Variables
44
45 static int haveTables;
46 static struct jpeg_decompress_struct jpegObject;
47 static struct jpeg_source_mgr jpegSourceManager;
48 static MyErrorHandler jpegErrorMgr;
49
50public:
51 Bitmap(long id, int level = 1);
52 ~Bitmap();
53
54 // JPEG handling methods
55 int buildFromJpegInterchangeData(unsigned char *stream, int alpha, long offset);// Complete
56 int buildFromJpegAbbreviatedData(unsigned char *stream);// Abbreviated
57
58 // Class Method
59 static int readJpegTables(unsigned char *stream);// Tables Only
60
61 // ZLIB handling methods
62 int buildFromZlibData(unsigned char *buffer,
63 int width, int height,
64 int format, int tableSize, int tableHasAlpha);
65
66 long getWidth();
67 long getHeight();
68 Color *getColormap(long *n);
69 unsigned char *getPixels();
70};
71
72#endif /* _BITMAP_H_ */