xref: /haiku/src/add-ons/translators/tiff/TIFFTranslator.h (revision b55a57da7173b9af0432bd3e148d03f06161d036)
1 /*****************************************************************************/
2 // TIFFTranslator
3 // Written by Michael Wilber, OBOS Translation Kit Team
4 //
5 // TIFFTranslator.h
6 //
7 // This BTranslator based object is for opening and writing
8 // TIFF images.
9 //
10 //
11 // Copyright (c) 2003 OpenBeOS Project
12 //
13 // Permission is hereby granted, free of charge, to any person obtaining a
14 // copy of this software and associated documentation files (the "Software"),
15 // to deal in the Software without restriction, including without limitation
16 // the rights to use, copy, modify, merge, publish, distribute, sublicense,
17 // and/or sell copies of the Software, and to permit persons to whom the
18 // Software is furnished to do so, subject to the following conditions:
19 //
20 // The above copyright notice and this permission notice shall be included
21 // in all copies or substantial portions of the Software.
22 //
23 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
24 // OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
25 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
26 // THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
27 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
28 // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
29 // DEALINGS IN THE SOFTWARE.
30 /*****************************************************************************/
31 
32 #ifndef TIFF_TRANSLATOR_H
33 #define TIFF_TRANSLATOR_H
34 
35 #include <Translator.h>
36 #include <TranslatorFormats.h>
37 #include <TranslationDefs.h>
38 #include <GraphicsDefs.h>
39 #include <InterfaceDefs.h>
40 #include <DataIO.h>
41 #include <File.h>
42 #include <ByteOrder.h>
43 #include <fs_attr.h>
44 #include "BaseTranslator.h"
45 
46 // IO Extension Names:
47 #define DOCUMENT_COUNT "/documentCount"
48 #define DOCUMENT_INDEX "/documentIndex"
49 
50 // TIFF Translator Settings
51 #define TIFF_SETTING_COMPRESSION "tiff /compression"
52 
53 #define TIFF_TRANSLATOR_VERSION B_TRANSLATION_MAKE_VERSION(1,0,0)
54 
55 #define TIFF_IN_QUALITY 0.7
56 #define TIFF_IN_CAPABILITY 0.6
57 #define TIFF_OUT_QUALITY 0.7
58 #define TIFF_OUT_CAPABILITY 0.6
59 
60 #define BBT_IN_QUALITY 0.7
61 #define BBT_IN_CAPABILITY 0.6
62 #define BBT_OUT_QUALITY 0.7
63 #define BBT_OUT_CAPABILITY 0.6
64 
65 class TIFFTranslator : public BaseTranslator {
66 public:
67 	TIFFTranslator();
68 
69 	virtual status_t DerivedIdentify(BPositionIO *inSource,
70 		const translation_format *inFormat, BMessage *ioExtension,
71 		translator_info *outInfo, uint32 outType);
72 
73 	virtual status_t DerivedTranslate(BPositionIO *inSource,
74 		const translator_info *inInfo, BMessage *ioExtension,
75 		uint32 outType, BPositionIO *outDestination, int32 baseType);
76 
77 	virtual BView *NewConfigView(TranslatorSettings *settings);
78 
79 protected:
80 	virtual ~TIFFTranslator();
81 		// this is protected because the object is deleted by the
82 		// Release() function instead of being deleted directly by
83 		// the user
84 
85 private:
86 	status_t translate_from_bits(BPositionIO *inSource, uint32 outType,
87 		BPositionIO *outDestination);
88 
89 	status_t translate_from_tiff(BPositionIO *inSource, BMessage *ioExtension,
90 		uint32 outType, BPositionIO *outDestination);
91 };
92 
93 #endif // #ifndef TIFF_TRANSLATOR_H
94