xref: /haiku/src/add-ons/translators/jpeg/JPEGTranslator.h (revision 9f81ca838ce7b92b5689e57d3f86765db4705a7b)
1 /*
2 
3 Copyright (c) 2002-2003, Marcin 'Shard' Konicki
4 All rights reserved.
5 
6 Redistribution and use in source and binary forms, with or without
7 modification, are permitted provided that the following conditions are met:
8 
9     * Redistributions of source code must retain the above copyright notice,
10       this list of conditions and the following disclaimer.
11     * Redistributions in binary form must reproduce the above copyright notice,
12       this list of conditions and the following disclaimer in the documentation and/or
13       other materials provided with the distribution.
14     * Name "Marcin Konicki", "Shard" or any combination of them,
15       must not be used to endorse or promote products derived from this
16       software without specific prior written permission from Marcin Konicki.
17 
18 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
19 ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
20 THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21 ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
22 BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
23 OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
24 PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
25 OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
26 WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
27 OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
28 EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 
30 */
31 #ifndef _JPEGTRANSLATOR_H_
32 #define _JPEGTRANSLATOR_H_
33 
34 
35 #include <Alert.h>
36 #include <Application.h>
37 #include <Catalog.h>
38 #include <CheckBox.h>
39 #include <FindDirectory.h>
40 #include <Path.h>
41 #include <Slider.h>
42 #include <StringView.h>
43 #include <TabView.h>
44 #include <TranslationKit.h>
45 #include <TranslatorAddOn.h>
46 
47 #include <setjmp.h>
48 #include <stdio.h>
49 #include <stdlib.h>
50 #include <string.h>
51 
52 #include <jpeglib.h>
53 
54 #include "BaseTranslator.h"
55 
56 #undef B_TRANSLATION_CONTEXT
57 #define B_TRANSLATION_CONTEXT "JPEGTranslator"
58 
59 // Settings
60 #define SETTINGS_FILE	"JPEGTranslator"
61 
62 // View messages
63 #define VIEW_MSG_SET_QUALITY 'JSCQ'
64 #define VIEW_MSG_SET_SMOOTHING 'JSCS'
65 #define VIEW_MSG_SET_PROGRESSIVE 'JSCP'
66 #define VIEW_MSG_SET_OPTIMIZECOLORS 'JSBQ'
67 #define	VIEW_MSG_SET_SMALLERFILE 'JSSF'
68 #define	VIEW_MSG_SET_GRAY1ASRGB24 'JSGR'
69 #define	VIEW_MSG_SET_ALWAYSRGB32 'JSAC'
70 #define	VIEW_MSG_SET_PHOTOSHOPCMYK 'JSPC'
71 #define	VIEW_MSG_SET_SHOWREADERRORBOX 'JSEB'
72 
73 // strings for use in TranslatorSettings
74 #define JPEG_SET_SMOOTHING "smoothing"
75 #define JPEG_SET_QUALITY "quality"
76 #define JPEG_SET_PROGRESSIVE "progressive"
77 #define JPEG_SET_OPT_COLORS "optimize"
78 #define JPEG_SET_SMALL_FILES "filesSmaller"
79 #define JPEG_SET_GRAY1_AS_RGB24 "gray"
80 #define JPEG_SET_ALWAYS_RGB32 "always"
81 #define JPEG_SET_PHOTOSHOP_CMYK "cmyk"
82 #define JPEG_SET_SHOWREADWARNING "readWarning"
83 
84 
85 /*!
86 	Slider used in TranslatorView
87 	With status showing actual value
88 */
89 class SSlider : public BSlider {
90 	public:
91 		SSlider(const char* name, const char* label,
92 			BMessage* message, int32 minValue, int32 maxValue,
93 			orientation posture = B_HORIZONTAL,
94 			thumb_style thumbType = B_BLOCK_THUMB,
95 			uint32 flags = B_NAVIGABLE | B_WILL_DRAW | B_FRAME_EVENTS);
96 	virtual const char* UpdateText() const;
97 
98 	private:
99 		mutable char fStatusLabel[12];
100 };
101 
102 
103 class JPEGTranslator : public BaseTranslator {
104 	public:
105 		JPEGTranslator();
106 
107 		virtual status_t DerivedIdentify(BPositionIO* inSource,
108 			const translation_format* inFormat, BMessage* ioExtension,
109 			translator_info* outInfo, uint32 outType);
110 
111 		virtual status_t DerivedTranslate(BPositionIO* inSource,
112 			const translator_info* inInfo, BMessage* ioExtension,
113 			uint32 outType, BPositionIO* outDestination, int32 baseType);
114 
115 		virtual BView* NewConfigView(TranslatorSettings* settings);
116 
117 	private:
118 
119 		status_t Copy(BPositionIO* in, BPositionIO* out);
120 		status_t Compress(BPositionIO* in, BPositionIO* out,
121 			const jmp_buf* longJumpBuffer);
122 		status_t Decompress(BPositionIO* in, BPositionIO* out,
123 			BMessage* ioExtension, const jmp_buf* longJumpBuffer);
124 		status_t Error(j_common_ptr cinfo, status_t error = B_ERROR);
125 
126 		status_t PopulateInfoFromFormat(translator_info* info,
127 			uint32 formatType, translator_id id = 0);
128 		status_t PopulateInfoFromFormat(translator_info* info,
129 			uint32 formatType, const translation_format* formats,
130 			int32 formatCount);
131 };
132 
133 
134 class TranslatorReadView : public BView {
135 	public:
136 		TranslatorReadView(const char* name, TranslatorSettings* settings);
137 		virtual ~TranslatorReadView();
138 
139 		virtual void	AttachedToWindow();
140 		virtual void	MessageReceived(BMessage* message);
141 
142 	private:
143 		TranslatorSettings* fSettings;
144 		BCheckBox*		fAlwaysRGB32;
145 		BCheckBox*		fPhotoshopCMYK;
146 		BCheckBox*		fShowErrorBox;
147 };
148 
149 
150 class TranslatorWriteView : public BView {
151 	public:
152 		TranslatorWriteView(const char* name, TranslatorSettings* settings);
153 		virtual ~TranslatorWriteView();
154 
155 		virtual void	AttachedToWindow();
156 		virtual void	MessageReceived(BMessage* message);
157 
158 	private:
159 		TranslatorSettings* fSettings;
160 		SSlider*		fQualitySlider;
161 		SSlider*		fSmoothingSlider;
162 		BCheckBox*		fProgress;
163 		BCheckBox*		fOptimizeColors;
164 		BCheckBox*		fSmallerFile;
165 		BCheckBox*		fGrayAsRGB24;
166 };
167 
168 
169 class TranslatorAboutView : public BView {
170 	public:
171 		TranslatorAboutView(const char* name);
172 };
173 
174 
175 class TranslatorView : public BTabView {
176 	public:
177 		TranslatorView(const char* name, TranslatorSettings* settings);
178 
179 	private:
180 		BView* fAboutView;
181 		BView* fReadView;
182 		BView* fWriteView;
183 };
184 
185 
186 //---------------------------------------------------
187 //	"Initializers" for jpeglib
188 //	based on default ones,
189 //	modified to work on BPositionIO instead of FILE
190 //---------------------------------------------------
191 EXTERN(void) be_jpeg_stdio_src(j_decompress_ptr cinfo, BPositionIO *infile);	// from "be_jdatasrc.cpp"
192 EXTERN(void) be_jpeg_stdio_dest(j_compress_ptr cinfo, BPositionIO *outfile);	// from "be_jdatadst.cpp"
193 
194 #endif // _JPEGTRANSLATOR_H_
195 
196