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 32 #ifndef _JPEGTRANSLATOR_H_ 33 #define _JPEGTRANSLATOR_H_ 34 35 36 //---------------------------------------------------------------------------- 37 // 38 // Include 39 // 40 //---------------------------------------------------------------------------- 41 42 #include <Alert.h> 43 #include <Application.h> 44 #include <CheckBox.h> 45 #include <FindDirectory.h> 46 #include <Path.h> 47 #include <Slider.h> 48 #include <StringView.h> 49 #include <TranslationKit.h> 50 #include <TranslatorAddOn.h> 51 52 #include <stdio.h> 53 #include <stdlib.h> 54 #include <string.h> 55 56 #include <jpeglib.h> 57 58 59 // Settings 60 #define SETTINGS_FILE "OpenJPEGTranslator" 61 #define SETTINGS_PATH "/boot/home/config/settings" 62 63 // View messages 64 #define VIEW_MSG_SET_QUALITY 'JSCQ' 65 #define VIEW_MSG_SET_SMOOTHING 'JSCS' 66 #define VIEW_MSG_SET_PROGRESSIVE 'JSCP' 67 #define VIEW_MSG_SET_OPTIMIZECOLORS 'JSBQ' 68 #define VIEW_MSG_SET_SMALLERFILE 'JSSF' 69 #define VIEW_MSG_SET_GRAY1ASRGB24 'JSGR' 70 #define VIEW_MSG_SET_ALWAYSRGB32 'JSAC' 71 #define VIEW_MSG_SET_PHOTOSHOPCMYK 'JSPC' 72 #define VIEW_MSG_SET_SHOWREADERRORBOX 'JSEB' 73 74 // View labels 75 #define VIEW_LABEL_QUALITY "Output quality" 76 #define VIEW_LABEL_SMOOTHING "Output smoothing strength" 77 #define VIEW_LABEL_PROGRESSIVE "Use progressive compression" 78 #define VIEW_LABEL_OPTIMIZECOLORS "Prevent colors 'washing out'" 79 #define VIEW_LABEL_SMALLERFILE "Make file smaller (sligthtly worse quality)" 80 #define VIEW_LABEL_GRAY1ASRGB24 "Write Black&White images as RGB24" 81 #define VIEW_LABEL_ALWAYSRGB32 "Read Greyscale images as RGB32" 82 #define VIEW_LABEL_PHOTOSHOPCMYK "Use CMYK code with 0 for 100% ink coverage" 83 #define VIEW_LABEL_SHOWREADERRORBOX "Show warning messages" 84 85 86 //--------------------------------------------------- 87 // Settings storage structure 88 //--------------------------------------------------- 89 struct jpeg_settings { 90 // compression 91 uchar Smoothing; // default: 0 92 uchar Quality; // default: 95 93 bool Progressive; // default: true 94 bool OptimizeColors; // default: true 95 bool SmallerFile; // default: false only used if (OptimizeColors == true) 96 bool B_GRAY1_as_B_RGB24; // default: false if false gray1 converted to gray8, else to rgb24 97 // decompression 98 bool Always_B_RGB32; // default: true 99 bool PhotoshopCMYK; // default: true 100 bool ShowReadWarningBox; // default: true 101 }; 102 103 //--------------------------------------------------- 104 // Slider used in TranslatorView 105 // With status showing actual value 106 //--------------------------------------------------- 107 class SSlider : public BSlider { 108 public: 109 SSlider(BRect frame, const char *name, const char *label, BMessage *message, int32 minValue, int32 maxValue, orientation posture = B_HORIZONTAL, thumb_style thumbType = B_BLOCK_THUMB, uint32 resizingMode = B_FOLLOW_LEFT | B_FOLLOW_TOP, uint32 flags = B_NAVIGABLE | B_WILL_DRAW | B_FRAME_EVENTS); 110 char* UpdateText() const; 111 void ResizeToPreferred(); 112 113 private: 114 char statusLabel[12]; 115 }; 116 117 118 //--------------------------------------------------- 119 // Basic view class with resizing to needed size 120 //--------------------------------------------------- 121 class SView : public BView { 122 public: 123 SView(const char *name, float x = 0, float y = 0) 124 :BView( BRect(x,y,x,y), name, B_FOLLOW_NONE, B_WILL_DRAW) 125 { 126 preferredWidth = 0; 127 preferredHeight = 0; 128 SetViewColor( ui_color(B_PANEL_BACKGROUND_COLOR)); 129 SetFont(be_plain_font); 130 }; 131 void GetPreferredSize(float *width, float *height) 132 { 133 *width = preferredWidth; 134 *height = preferredHeight; 135 } 136 inline float GetPreferredWidth() { return preferredWidth; }; 137 inline float GetPreferredHeight() { return preferredHeight; }; 138 inline void ResizePreferredBy(float width, float height) { preferredWidth += width; preferredHeight += height; }; 139 inline void ResizeToPreferred() { ResizeTo(preferredWidth, preferredHeight); }; 140 void AddChild(BView *child, BView *before = NULL) 141 { 142 BView::AddChild(child, before); 143 child->ResizeToPreferred(); 144 BRect frame = child->Frame(); 145 if (frame.right > preferredWidth) 146 preferredWidth = frame.right; 147 if (frame.bottom > preferredHeight) 148 preferredHeight = frame.bottom; 149 } 150 151 private: 152 float preferredWidth; 153 float preferredHeight; 154 }; 155 156 //--------------------------------------------------- 157 // Configuration view for reading settings 158 //--------------------------------------------------- 159 class TranslatorReadView : public SView { 160 public: 161 TranslatorReadView(const char *name, jpeg_settings *settings, float x = 0, float y = 0); 162 void AttachedToWindow(); 163 void MessageReceived(BMessage *message); 164 165 private: 166 jpeg_settings *fSettings; 167 BCheckBox *alwaysrgb32; 168 BCheckBox *photoshopCMYK; 169 BCheckBox *showerrorbox; 170 }; 171 172 //--------------------------------------------------- 173 // Configuration view for writing settings 174 //--------------------------------------------------- 175 class TranslatorWriteView : public SView { 176 public: 177 TranslatorWriteView(const char *name, jpeg_settings *settings, float x = 0, float y = 0); 178 void AttachedToWindow(); 179 void MessageReceived(BMessage *message); 180 181 private: 182 jpeg_settings *fSettings; 183 SSlider *quality; 184 SSlider *smoothing; 185 BCheckBox *progress; 186 BCheckBox *optimizecolors; 187 BCheckBox *smallerfile; 188 BCheckBox *gray1asrgb24; 189 }; 190 191 //--------------------------------------------------- 192 // About view 193 //--------------------------------------------------- 194 class TranslatorAboutView : public SView { 195 public: 196 TranslatorAboutView(const char *name, float x = 0, float y = 0); 197 }; 198 199 //--------------------------------------------------- 200 // Configuration view 201 //--------------------------------------------------- 202 class TranslatorView : public SView { 203 public: 204 TranslatorView(const char *name); 205 ~TranslatorView(); 206 207 void AttachedToWindow(); 208 void Draw(BRect updateRect); 209 void MouseDown(BPoint where); 210 211 private: 212 jpeg_settings fSettings; 213 int32 fTabWidth; 214 int32 fTabHeight; 215 int32 fActiveChild; 216 }; 217 218 //--------------------------------------------------- 219 // Window used for configuration 220 //--------------------------------------------------- 221 class TranslatorWindow : public BWindow { 222 public: 223 TranslatorWindow(bool quitOnClose = true); 224 }; 225 226 227 //--------------------------------------------------- 228 // "Initializers" for jpeglib 229 // based on default ones, 230 // modified to work on BPositionIO instead of FILE 231 //--------------------------------------------------- 232 EXTERN(void) be_jpeg_stdio_src(j_decompress_ptr cinfo, BPositionIO *infile); // from "be_jdatasrc.cpp" 233 EXTERN(void) be_jpeg_stdio_dest(j_compress_ptr cinfo, BPositionIO *outfile); // from "be_jdatadst.cpp" 234 235 //--------------------------------------------------- 236 // Error output functions 237 // based on the one from jerror.c 238 // modified to use settings 239 // (so user can decide to show dialog-boxes or not) 240 //--------------------------------------------------- 241 EXTERN(struct jpeg_error_mgr *) be_jpeg_std_error (struct jpeg_error_mgr * err, jpeg_settings * settings); // from "be_jerror.cpp" 242 243 //--------------------------------------------------- 244 // Main functions of translator :) 245 //--------------------------------------------------- 246 status_t Copy(BPositionIO *in, BPositionIO *out); 247 status_t Compress(BPositionIO *in, BPositionIO *out); 248 status_t Decompress(BPositionIO *in, BPositionIO *out); 249 status_t Error(j_common_ptr cinfo, status_t error = B_ERROR); 250 251 #endif // _JPEGTRANSLATOR_H_ 252