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0001 msgid ""
0002 msgstr ""
0003 "Project-Id-Version: Digikam Manual 8.0.0\n"
0004 "Report-Msgid-Bugs-To: \n"
0005 "POT-Creation-Date: 2023-12-02 00:35+0000\n"
0006 "PO-Revision-Date: 2022-12-29 23:26-0800\n"
0007 "Last-Translator: Japanese KDE translation team <kde-jp@kde.org>\n"
0008 "Language-Team: Japanese <kde-jp@kde.org>\n"
0009 "Language: ja\n"
0010 "MIME-Version: 1.0\n"
0011 "Content-Type: text/plain; charset=UTF-8\n"
0012 "Content-Transfer-Encoding: 8bit\n"
0013 "Plural-Forms: nplurals=1; plural=0;\n"
0014 "X-Accelerator-Marker: &\n"
0015 "X-Text-Markup: kde4\n"
0016 
0017 #: ../../image_editor/transform_tools.rst:1
0018 msgid "digiKam Image Editor Transform Tools"
0019 msgstr ""
0020 
0021 #: ../../image_editor/transform_tools.rst:1
0022 msgid ""
0023 "digiKam, documentation, user manual, photo management, open source, free, "
0024 "learn, easy"
0025 msgstr ""
0026 
0027 #: ../../image_editor/transform_tools.rst:14
0028 msgid "Transform Tools"
0029 msgstr ""
0030 
0031 #: ../../image_editor/transform_tools.rst:16
0032 msgid "Contents"
0033 msgstr ""
0034 
0035 #: ../../image_editor/transform_tools.rst:19
0036 msgid "Cropping a Photograph"
0037 msgstr ""
0038 
0039 #: ../../image_editor/transform_tools.rst:24
0040 msgid "Manual Crop"
0041 msgstr ""
0042 
0043 #: ../../image_editor/transform_tools.rst:26
0044 msgid ""
0045 "Cropping a photograph is not only a common operation, but an often "
0046 "underestimated photographer's tool to compose an image. The Image Editor "
0047 "makes it very easy. To crop a photograph simply drag a rectangle over the "
0048 "image by holding down the left mouse button and moving the mouse. You will "
0049 "see a wire frame rectangle appear as you move the mouse."
0050 msgstr ""
0051 
0052 #: ../../image_editor/transform_tools.rst:32
0053 msgid "A Region from Image Editor Canvas Ready for Manual Crop"
0054 msgstr ""
0055 
0056 #: ../../image_editor/transform_tools.rst:34
0057 msgid ""
0058 "When you release the button the area of the photograph that will be removed "
0059 "by a crop operation is greyed out. This allows you to get a good view of how "
0060 "your photograph will look once you have cropped it. You can change the size "
0061 "of the cropped area by dragging the corners of the rectangle, and you can "
0062 "create a new crop area simply by dragging out another rectangle."
0063 msgstr ""
0064 
0065 #: ../../image_editor/transform_tools.rst:36
0066 msgid ""
0067 "Once you are happy with the crop, click on the Image Editor **Crop** button "
0068 "on the toolbar and the photograph will be cropped :kbd:`Ctrl+X`. Use the :"
0069 "menuselection:`File --> Save` or :menuselection:`File --> Save As...` "
0070 "entries in the File menu to save the newly cropped photograph."
0071 msgstr ""
0072 
0073 #: ../../image_editor/transform_tools.rst:40
0074 msgid ""
0075 "The Histogram tab from the right sidebar will recompute the color statistics "
0076 "accordingly with the current selection on image."
0077 msgstr ""
0078 
0079 #: ../../image_editor/transform_tools.rst:45
0080 msgid "Auto Crop"
0081 msgstr ""
0082 
0083 #: ../../image_editor/transform_tools.rst:47
0084 msgid ""
0085 "The Auto Crop tool removes the borders from an image. It searches the "
0086 "largest possible border area that is all the same color, and then crops this "
0087 "area from the image, as if you had used the Crop tool."
0088 msgstr ""
0089 
0090 #: ../../image_editor/transform_tools.rst:49
0091 msgid ""
0092 "This tool can be used for example to crop a stitched panorama, assembly with "
0093 "many images, which generate black borders around."
0094 msgstr ""
0095 
0096 #: ../../image_editor/transform_tools.rst:51
0097 msgid "See below a stitched Panorama processed with auto crop tool."
0098 msgstr ""
0099 
0100 #: ../../image_editor/transform_tools.rst:57
0101 msgid ""
0102 "A Panorama Processed on the Bottom by Auto-Crop to Drop the Black Frame "
0103 "Around the Original Image on the Top."
0104 msgstr ""
0105 
0106 #: ../../image_editor/transform_tools.rst:62
0107 msgid "Proportional Crop"
0108 msgstr ""
0109 
0110 #: ../../image_editor/transform_tools.rst:64
0111 msgid ""
0112 "The Aspect Ratio Crop tool goes further. While you are editing digital "
0113 "images, it is often necessary to create a compatible format with, for "
0114 "example, your photo album or paper formats. If you print an image from your "
0115 "digital camera and then try to put it in your photo album, you may notice "
0116 "that the camera has a different width or height ratio than a normal "
0117 "photographic film format so you need to crop your digital images in a "
0118 "predefined ratio (for example 5:7 or 2:3 which is a standard photo ratio)."
0119 msgstr ""
0120 
0121 #: ../../image_editor/transform_tools.rst:70
0122 msgid "The digiKam Image Editor Ratio Crop Tool"
0123 msgstr ""
0124 
0125 #: ../../image_editor/transform_tools.rst:72
0126 msgid ""
0127 "In the preview area you can resize the cropping rectangle by moving the "
0128 "corners with the mouse. It will keep the ratio value set in the bottom of "
0129 "dialog."
0130 msgstr ""
0131 
0132 #: ../../image_editor/transform_tools.rst:74
0133 msgid ""
0134 "In the Aspect Ratio Crop tool settings, you specify the **Orientation** as "
0135 "**Portrait** or **Landscape**. Portrait will always have the larger size "
0136 "assigned to the **Height** and Landscape to the **Width**."
0137 msgstr ""
0138 
0139 #: ../../image_editor/transform_tools.rst:76
0140 msgid ""
0141 "Aspect Ratio Crop tool uses a relative ratio. That means it is the same if "
0142 "you use centimeters or inches and it doesn't specify the physical size. For "
0143 "example, you can see below a correspondence list of traditional photographic "
0144 "paper sizes and aspect ratio crop."
0145 msgstr ""
0146 
0147 #: ../../image_editor/transform_tools.rst:79
0148 msgid "Standard Photograph Paper Size"
0149 msgstr ""
0150 
0151 #: ../../image_editor/transform_tools.rst:79
0152 msgid "Aspect Ratio Crop"
0153 msgstr ""
0154 
0155 #: ../../image_editor/transform_tools.rst:81
0156 msgid "10x15cm 20x30cm 30x45cm 3.5x5\" 4x6\" 8x12\" 12x18\" 16x24\" 20x30\""
0157 msgstr ""
0158 
0159 #: ../../image_editor/transform_tools.rst:81
0160 msgid "2:3"
0161 msgstr ""
0162 
0163 #: ../../image_editor/transform_tools.rst:82
0164 msgid "6x8cm 15x20cm 18x24cm 30x40cm 3.75x5\" 4.5x6\" 6x8\" 7.5x10\" 9x12\""
0165 msgstr ""
0166 
0167 #: ../../image_editor/transform_tools.rst:82
0168 msgid "3:4"
0169 msgstr ""
0170 
0171 #: ../../image_editor/transform_tools.rst:83
0172 msgid "20x25cm 40x50cm 8x10\" 16x20\""
0173 msgstr ""
0174 
0175 #: ../../image_editor/transform_tools.rst:83
0176 msgid "4:5"
0177 msgstr ""
0178 
0179 #: ../../image_editor/transform_tools.rst:84
0180 msgid "15x21cm 30x42cm 5x7\""
0181 msgstr ""
0182 
0183 #: ../../image_editor/transform_tools.rst:84
0184 msgid "5:7"
0185 msgstr ""
0186 
0187 #: ../../image_editor/transform_tools.rst:85
0188 msgid "21x30cm 42x60cm"
0189 msgstr ""
0190 
0191 #: ../../image_editor/transform_tools.rst:85
0192 msgid "7:10"
0193 msgstr ""
0194 
0195 #: ../../image_editor/transform_tools.rst:88
0196 msgid ""
0197 "At the far right of the dialog two buttons are available to move the crop "
0198 "selection automatically to the horizontal or vertical center of the image."
0199 msgstr ""
0200 
0201 #: ../../image_editor/transform_tools.rst:90
0202 msgid ""
0203 "At the very bottom line of the dialog, the **Max. Ratio** button lets you "
0204 "set the crop area size to the maximum size according to the current aspect "
0205 "ratio settings and orientation."
0206 msgstr ""
0207 
0208 #: ../../image_editor/transform_tools.rst:94
0209 msgid ""
0210 "The Aspect Ratio Crop tool remembers the settings depending on image "
0211 "orientation (horizontal or vertical). When you use the crop tool next time, "
0212 "these settings will be used as default values depending on the image "
0213 "orientation. The changed image dimensions are stored into the Exif tables so "
0214 "that the Exif data reflects the cropped image and not the original one."
0215 msgstr ""
0216 
0217 #: ../../image_editor/transform_tools.rst:99
0218 msgid "Composition Guide"
0219 msgstr ""
0220 
0221 #: ../../image_editor/transform_tools.rst:101
0222 msgid ""
0223 "When first looking at an image, the eye of the viewer rarely settles at the "
0224 "center of the image, but moves instead from the top left to the right, and "
0225 "then from the lower left to the right again. This pattern is unconscious but "
0226 "has been well documented. It is probably associated with the western reading "
0227 "pattern. From the photographer's point of view, the goal then becomes to "
0228 "guide the gaze of the viewer to the subject, being aware of the way many "
0229 "people perceive an image."
0230 msgstr ""
0231 
0232 #: ../../image_editor/transform_tools.rst:103
0233 msgid ""
0234 "The **Composition Guide** settings provides guiding elements to better "
0235 "compose your images. These guides are:"
0236 msgstr ""
0237 
0238 #: ../../image_editor/transform_tools.rst:105
0239 msgid ""
0240 "**Rule of Thirds**: a grid that divides the image into thirds in every "
0241 "direction (that makes for 9 parts). These proportions are close to the "
0242 "golden rule and are derived from the field of view of the human eye. They "
0243 "are often used with slight variations throughout a large number of commonly "
0244 "used objects. Within that frame there are precise areas where the important "
0245 "parts of the image should be placed. The same principle is used to determine "
0246 "the position of the horizon and the proportion of ground to sky. Many "
0247 "photographers and artists are aware of the Rule of Thirds, where an image is "
0248 "divided into three sections vertically and horizontally and the points of "
0249 "intersection represent places to position important visual elements. Moving "
0250 "a horizon in a landscape to the position of one third is often more "
0251 "effective than placing it in the middle, but it could also be placed near "
0252 "the bottom one quarter or sixth. There is nothing obligatory about applying "
0253 "the Rule of Thirds. In placing visual elements for effective composition, "
0254 "one must assess many factors including color, dominance, size and balance "
0255 "together with proportion. Often a certain amount of image balance or tension "
0256 "can make a composition more effective."
0257 msgstr ""
0258 
0259 #: ../../image_editor/transform_tools.rst:107
0260 msgid ""
0261 "**Harmonious Triangles**: harmonious divisions rely on the principle of "
0262 "similarity. Like the Rule of Thirds guide, Harmonious Triangles are another "
0263 "division of the image using a rectangle into equiangular harmonious "
0264 "triangles aligned with the diagonal."
0265 msgstr ""
0266 
0267 #: ../../image_editor/transform_tools.rst:109
0268 msgid ""
0269 "**Golden Mean**: the Golden Mean is a ratio underlying numerous growth "
0270 "patterns throughout nature (from the spiral of a Nautilus shell to the "
0271 "petals of a sunflower), it has an uncanny way of showing up in all kinds of "
0272 "things we deem beautiful. The Golden Ratio is the irrational number "
0273 "1.618033988..., and it is usage dates back to the ancient Egyptians and "
0274 "Greeks who used it in the construction of their temples and pyramids. "
0275 "Artists and architects throughout time have used the Golden Ratio when "
0276 "composing their paintings, buildings, and even photographs, in order to give "
0277 "their creations a sense of natural order and beauty. The ratio is inherent "
0278 "in the Fibonacci series: 1, 1, 2, 3, 5, 8, 13, 21, 34 etc.., where each "
0279 "succeeding number after 1 is equal to the sum of the two preceding numbers. "
0280 "The ratio formed 1:1.618 is the Golden Mean. A composition following this "
0281 "rule is considered visually harmonious. The Golden Mean provides more fluid "
0282 "guidelines when used to compose an image. These guides are listed below:"
0283 msgstr ""
0284 
0285 #: ../../image_editor/transform_tools.rst:111
0286 msgid ""
0287 "The **Golden Spiral** guide will increase your odds of getting captivating "
0288 "results in your photographs. As opposed to Rule of Thirds, the Golden Spiral "
0289 "forms a fluid line for the eye to trace through the image. This style of "
0290 "composition will invite the viewer's gaze into the image along the line of "
0291 "the spiral, creating a more symmetrical visual flow, and an overall "
0292 "compelling viewing experience. See below an image composition example using "
0293 "golden spiral."
0294 msgstr ""
0295 
0296 #: ../../image_editor/transform_tools.rst:113
0297 msgid ""
0298 "One more rule is a **Golden Spiral Sections** (or Golden Rectangles). These "
0299 "rectangles are used to build the Golden Spiral. There should be something "
0300 "leading the eye to the center of the composition. It could be a line or "
0301 "several subjects. This \"something\" could just be there without leading the "
0302 "eyes, but it would make its job."
0303 msgstr ""
0304 
0305 #: ../../image_editor/transform_tools.rst:115
0306 msgid ""
0307 "The **Golden Triangles** is a derivative of the Golden Spiral discussed "
0308 "above. Its vertices are the midpoints of the sides of the Golden Rectangle. "
0309 "Note that unlike Harmonious Triangles, Golden Triangles aren't equiangular "
0310 "triangles. Placing diagonals along these lines can make an otherwise static "
0311 "subject appear more dynamic. When you use Golden Triangles to break up your "
0312 "frame, you're creating an effect professional photographic experts call "
0313 "Dynamic Symmetry. Try to keep your focal subject on one of the intersecting "
0314 "points, and place other visual information into the triangles you've already "
0315 "divided out. The result will be a very attractive composition you may not "
0316 "have otherwise attained."
0317 msgstr ""
0318 
0319 #: ../../image_editor/transform_tools.rst:117
0320 msgid ""
0321 "Like the Rule of Thirds the **Golden Sections** affects the ratio of an "
0322 "image size as well as the placement of the main subjects on the photo. This "
0323 "ratio is close to the 35mm ratio, so you don't need to change the size of "
0324 "the photo in most cases. But you need to consider the composition: the main "
0325 "subject should lie on one of the four lines or four intersections (subject's "
0326 "eye for example). Truthfully speaking, these rules are not the same. Rule of "
0327 "Thirds is a simplified version of the Golden Mean."
0328 msgstr ""
0329 
0330 #: ../../image_editor/transform_tools.rst:119
0331 msgid ""
0332 "The **Flip Horizontal** and **Flip Vertical** options can be used to apply "
0333 "flip transformation to the harmonious divisions."
0334 msgstr ""
0335 
0336 #: ../../image_editor/transform_tools.rst:121
0337 msgid ""
0338 "The **Color** button lets you set the guidelines color. If you have an high "
0339 "color contrast image, the guidelines may become invisible. By the way, you "
0340 "can adapt the color guide to the current image."
0341 msgstr ""
0342 
0343 #: ../../image_editor/transform_tools.rst:126
0344 msgid "Rotating or Flipping"
0345 msgstr ""
0346 
0347 #: ../../image_editor/transform_tools.rst:128
0348 msgid ""
0349 "If the photograph shows a wrong orientation you can **Flip** or **Rotate** "
0350 "it to the orientation you would like by using Transform Flip/Rotate tools "
0351 "available in :menuselection:`Transform --> Rotate and Transform --> Flip` "
0352 "menus."
0353 msgstr ""
0354 
0355 #: ../../image_editor/transform_tools.rst:130
0356 msgid ""
0357 "With flipping options, you can flip or turn over the image horizontally or "
0358 "vertically like a card deck. With the rotating options, you can rotate the "
0359 "image in 90 degrees steps clockwise. It can be used to change the display "
0360 "mode to Portrait or Landscape. Be aware that this rotation is not lossless "
0361 "when using JPEG format. You also can rotate more accurately to a finer "
0362 "degree by using the Free Rotation tool. You can access it by the :"
0363 "menuselection:`Transform --> Free Rotation` menu entry. See the dedicated "
0364 "Free Rotation section below for more information."
0365 msgstr ""
0366 
0367 #: ../../image_editor/transform_tools.rst:135
0368 msgid "Free Rotation"
0369 msgstr ""
0370 
0371 #: ../../image_editor/transform_tools.rst:137
0372 msgid ""
0373 "The digiKam Free Rotation is a tool for image rotation by any arbitrary "
0374 "angle."
0375 msgstr ""
0376 
0377 #: ../../image_editor/transform_tools.rst:139
0378 msgid ""
0379 "When taking an image it is all too easy to hold the camera not quite "
0380 "perfectly vertical or horizontal, resulting in an image where things are "
0381 "tilted at an angle. The way to fix this with the digiKam Image Editor is to "
0382 "use the Free Rotation tool. Select :menuselection:`Transform --> Free "
0383 "Rotation` and adjust to the target angle."
0384 msgstr ""
0385 
0386 #: ../../image_editor/transform_tools.rst:141
0387 msgid ""
0388 "Rotate your image by using the **Angle** slider (value in degrees). Press to "
0389 "**Reset Values** for reset the slider to zero. A rotating effect preview is "
0390 "available on the right side of the dialog. The new target image dimensions "
0391 "in pixels are shown."
0392 msgstr ""
0393 
0394 #: ../../image_editor/transform_tools.rst:143
0395 msgid ""
0396 "For better orientation, the Free Rotation tool provides a vertical and "
0397 "horizontal guide. Move the mouse cursor under image preview to display the "
0398 "dashed line guide. Move the cursor to an supposedly vertical or horizontal "
0399 "feature in the image like the sea or a building border and press the left "
0400 "mouse button for freeze the dashed lines position. Now, adjust the angle "
0401 "accordingly with the guide."
0402 msgstr ""
0403 
0404 #: ../../image_editor/transform_tools.rst:147
0405 msgid ""
0406 "After rotating the image, you often find that things are better but not "
0407 "quite perfect. One solution is to rotate a bit more, but there is a "
0408 "disadvantage to that approach. Each time you rotate an image, because the "
0409 "rotated pixels don't line up precisely with the original pixels, the image "
0410 "inevitably gets blurred a little bit. For a single rotation, the amount of "
0411 "blurring is quite small, but two rotations cause twice as much blurring as "
0412 "one, and there is no reason to blur things more than you have to. Sure, the "
0413 "guide tool available in the Free Rotation preview can help you to apply "
0414 "correctly at the first time an angle adjustment to an image."
0415 msgstr ""
0416 
0417 #: ../../image_editor/transform_tools.rst:153
0418 msgid "The digiKam Image Editor Free Rotation Tool"
0419 msgstr ""
0420 
0421 #: ../../image_editor/transform_tools.rst:155
0422 msgid ""
0423 "After you have rotated an image, there will be unpleasant triangular *holes* "
0424 "at the corners. One way to fix them is to crop the image with :menuselection:"
0425 "`Transform --> Crop` Image Editor menu."
0426 msgstr ""
0427 
0428 #: ../../image_editor/transform_tools.rst:157
0429 msgid ""
0430 "A more elegant way to crop the rotated image is to use the **Auto-Crop** "
0431 "function. Choose anyone of the following options from the combo-box to your "
0432 "preference:"
0433 msgstr ""
0434 
0435 #: ../../image_editor/transform_tools.rst:159
0436 msgid ""
0437 "**Widest area**: This option crops the rotated image to the widest possible "
0438 "(width) rectangular section."
0439 msgstr ""
0440 
0441 #: ../../image_editor/transform_tools.rst:161
0442 msgid ""
0443 "**Largest area**: This options crops the rotated image to the biggest "
0444 "surface."
0445 msgstr ""
0446 
0447 #: ../../image_editor/transform_tools.rst:163
0448 msgid ""
0449 "Hold the mouse over the combo-box and scroll with the wheel between the two "
0450 "possibilities."
0451 msgstr ""
0452 
0453 #: ../../image_editor/transform_tools.rst:165
0454 msgid ""
0455 "The **Anti-aliasing** checkbox will smooth the image a bit after rotation. "
0456 "Please read the warning above."
0457 msgstr ""
0458 
0459 #: ../../image_editor/transform_tools.rst:170
0460 msgid "Perspective Adjustment"
0461 msgstr ""
0462 
0463 #: ../../image_editor/transform_tools.rst:172
0464 msgid ""
0465 "The digiKam Perspective Adjustment is a tool for adjusting the image's "
0466 "perspective."
0467 msgstr ""
0468 
0469 #: ../../image_editor/transform_tools.rst:174
0470 msgid ""
0471 "With this tool you can work on the perspective in a photograph. This is very "
0472 "useful when working with photographs that contain keystone distortion. "
0473 "Keystone distortion occurs when an object is photographed from an angle "
0474 "rather than from a straight-on view. For example, if you take an image of a "
0475 "tall building from ground level, the edges of the building appear to meet "
0476 "each other at the far end. On the other hand you can use this tool to "
0477 "introduce a new perspective that is not a face-on view but to give the image "
0478 "a creative spin."
0479 msgstr ""
0480 
0481 #: ../../image_editor/transform_tools.rst:176
0482 msgid ""
0483 "All perspective transformations are performed around a fixed point called "
0484 "the reference point. This point is at the center of the item you are "
0485 "transforming and is displayed by a red circle."
0486 msgstr ""
0487 
0488 #: ../../image_editor/transform_tools.rst:178
0489 msgid ""
0490 "To change the perspective, use the square areas at the image corners for "
0491 "dragging. The perspective preview is rendered automatically. On the right of "
0492 "the dialog you'll find a set of information witch help you to control the "
0493 "perspective change:"
0494 msgstr ""
0495 
0496 #: ../../image_editor/transform_tools.rst:180
0497 msgid ""
0498 "**New Width**: show the new image width in pixels including the empty area "
0499 "around the image resulting from the geometrical transformation."
0500 msgstr ""
0501 
0502 #: ../../image_editor/transform_tools.rst:182
0503 msgid ""
0504 "**New Height**: show the new image height in pixels including the empty area "
0505 "around the image resulting from the geometrical transformation."
0506 msgstr ""
0507 
0508 #: ../../image_editor/transform_tools.rst:184
0509 msgid ""
0510 "**Top Left Angle**: show the current angle in degrees at the top left corner "
0511 "of the perspective area."
0512 msgstr ""
0513 
0514 #: ../../image_editor/transform_tools.rst:186
0515 msgid ""
0516 "**Top Right Angle**: show the current angle in degrees at the top right "
0517 "corner of the perspective area."
0518 msgstr ""
0519 
0520 #: ../../image_editor/transform_tools.rst:188
0521 msgid ""
0522 "**Bottom Left Angle**: show the current angle in degrees at the bottom left "
0523 "corner of the perspective area."
0524 msgstr ""
0525 
0526 #: ../../image_editor/transform_tools.rst:190
0527 msgid ""
0528 "**Bottom Right Angle**: show the current angle in degrees at the bottom "
0529 "right corner of the perspective area."
0530 msgstr ""
0531 
0532 #: ../../image_editor/transform_tools.rst:194
0533 msgid ""
0534 "After applying the perspective adjustment, the image inevitably gets blurred "
0535 "a little bit. For a single adjustment, the amount of blurring is quite "
0536 "small, but two adjustments cause twice as much blurring as one, and there is "
0537 "no reason to blur things more than you have to."
0538 msgstr ""
0539 
0540 #: ../../image_editor/transform_tools.rst:196
0541 msgid ""
0542 "After you have adjusted the perspective of an image there will be unpleasant "
0543 "triangular *holes* at the corners. One way to fix them is to crop the image "
0544 "with :menuselection:`Transform --> Crop` Image Editor menu."
0545 msgstr ""
0546 
0547 #: ../../image_editor/transform_tools.rst:202
0548 msgid "The digiKam Image Editor Perspective Tool"
0549 msgstr ""
0550 
0551 #: ../../image_editor/transform_tools.rst:207
0552 msgid "Shearing Image"
0553 msgstr ""
0554 
0555 #: ../../image_editor/transform_tools.rst:209
0556 msgid ""
0557 "The digiKam Shearing Image is a tool for shearing an image horizontally or "
0558 "vertically."
0559 msgstr ""
0560 
0561 #: ../../image_editor/transform_tools.rst:211
0562 msgid ""
0563 "The Shear tool is used to shift one part of an image to one direction and "
0564 "the other part to the opposite direction. For instance, a horizontal "
0565 "shearing will shift the upper part to the right and the lower part to the "
0566 "left. This is not a rotation: the image is distorted. In other words, it "
0567 "will turn a rectangle into a parallelogram. This tool is available from :"
0568 "menuselection:`Transform --> Shear` menu."
0569 msgstr ""
0570 
0571 #: ../../image_editor/transform_tools.rst:213
0572 msgid ""
0573 "Shear your image by using the **Horizontal Angle** and **Vertical Angle** "
0574 "sliders (values in degrees). You can shear along either Horizontally and "
0575 "vertically at the same time. Click on the **Reset Values** to reset. A "
0576 "shearing effect preview is shown on the center of dialog window. The new "
0577 "target image dimensions in pixels are displayed at the right side of dialog."
0578 msgstr ""
0579 
0580 #: ../../image_editor/transform_tools.rst:215
0581 msgid ""
0582 "To assist you in aligning, the tool provides a vertical and horizontal "
0583 "guide. Move the mouse cursor under image preview for display the dashed "
0584 "lines guide. Move the cursor to an important place in the image like the sea "
0585 "or a building border and press the left mouse button for freeze the dashed "
0586 "lines position. Now, adjust the shear correction according with the guide."
0587 msgstr ""
0588 
0589 #: ../../image_editor/transform_tools.rst:219
0590 msgid ""
0591 "After applying a shearing adjustment, the image inevitably gets blurred a "
0592 "little bit. For a single shearing, the amount of blurring is quite small, "
0593 "but two shears cause twice as much blurring as one, and there is no reason "
0594 "to blur things more than you have to."
0595 msgstr ""
0596 
0597 #: ../../image_editor/transform_tools.rst:221
0598 msgid ""
0599 "After you have sheared an image, there will be unpleasant triangular \"holes"
0600 "\" at the corners. One way to fix them is to crop the image with :"
0601 "menuselection:`Transform --> Crop` Image Editor menu."
0602 msgstr ""
0603 
0604 #: ../../image_editor/transform_tools.rst:227
0605 msgid "The digiKam Image Editor Shear Tool"
0606 msgstr ""
0607 
0608 #: ../../image_editor/transform_tools.rst:232
0609 msgid "Changing Image Size"
0610 msgstr ""
0611 
0612 #: ../../image_editor/transform_tools.rst:235
0613 #: ../../image_editor/transform_tools.rst:301
0614 msgid "Overview"
0615 msgstr ""
0616 
0617 #: ../../image_editor/transform_tools.rst:237
0618 msgid ""
0619 "The digiKam resize Photograph is definitely one of the most advanced tools "
0620 "to increase a photograph's size with minimal loss in image quality."
0621 msgstr ""
0622 
0623 #: ../../image_editor/transform_tools.rst:239
0624 msgid ""
0625 "Rescaling an image to make it smaller is easy. The big question is: how can "
0626 "you blow up an image and keep the details sharp? How can one zoom in when "
0627 "the resolution boundary has been reached? How can one reinvent or guess the "
0628 "missing information to fill in the necessarily coarse image after upsizing? "
0629 "Well, the algorithm we use here does an excellent job, try it out and see "
0630 "for yourself."
0631 msgstr ""
0632 
0633 #: ../../image_editor/transform_tools.rst:242
0634 msgid "Resizing a Photograph"
0635 msgstr ""
0636 
0637 #: ../../image_editor/transform_tools.rst:244
0638 msgid ""
0639 "If the photograph has the wrong size, you can scale it to the size you would "
0640 "like by using Transform Resize tool. Select :menuselection:`Transform --> "
0641 "Resize` and adjust the target values. The Resize tool dialog is available "
0642 "below."
0643 msgstr ""
0644 
0645 #: ../../image_editor/transform_tools.rst:250
0646 msgid "The digiKam Image Editor Resize Tool"
0647 msgstr ""
0648 
0649 #: ../../image_editor/transform_tools.rst:252
0650 msgid ""
0651 "This image resizing tool uses a standard linear interpolation method to "
0652 "approximate pixels. If you want to up-size a small image with a better "
0653 "quality, try the Blowup tool."
0654 msgstr ""
0655 
0656 #: ../../image_editor/transform_tools.rst:255
0657 msgid "Increasing Image Size"
0658 msgstr ""
0659 
0660 #: ../../image_editor/transform_tools.rst:257
0661 msgid ""
0662 "Many image editing programs use some kind of interpolation e.g. spline "
0663 "interpolation to scale-up an image. digiKam uses a more sophisticated "
0664 "approach."
0665 msgstr ""
0666 
0667 #: ../../image_editor/transform_tools.rst:259
0668 msgid ""
0669 "You have to tell the tool about the resizing you want to do. These settings "
0670 "are available in **New Size** tab and are listed below:"
0671 msgstr ""
0672 
0673 #: ../../image_editor/transform_tools.rst:261
0674 msgid ""
0675 "**Maintain Aspect Ratio**: if this option is enabled, setting the new image "
0676 "size will preserve the aspect ratio of the original image."
0677 msgstr ""
0678 
0679 #: ../../image_editor/transform_tools.rst:263
0680 msgid "**Width**: the new image width to use for blowing up."
0681 msgstr ""
0682 
0683 #: ../../image_editor/transform_tools.rst:265
0684 msgid "**Height**: the new image height to use for blowing up."
0685 msgstr ""
0686 
0687 #: ../../image_editor/transform_tools.rst:267
0688 msgid ""
0689 "If you want to set filter parameters for finer adjustments, use **Smoothing "
0690 "Settings** and **Advanced Settings** tabs:"
0691 msgstr ""
0692 
0693 #: ../../image_editor/transform_tools.rst:269
0694 msgid "Photograph Resize Smoothing Settings:"
0695 msgstr ""
0696 
0697 #: ../../image_editor/transform_tools.rst:271
0698 msgid ""
0699 "**Detail Preservation** p [0, 100]: this controls the preservation of the "
0700 "curvatures (features). A low value forces an equal smoothing across the "
0701 "image, whereas bigger values preferably smooth the homogeneous regions and "
0702 "leaves the details sharper. A value of 0.9 should well preserve details so "
0703 "that no sharpening is required afterwards. Note that **Detail Preservation** "
0704 "must be always inferior to **Anisotropy**."
0705 msgstr ""
0706 
0707 #: ../../image_editor/transform_tools.rst:273
0708 msgid ""
0709 "**Anisotropy alpha** [0, 100]: a low value smooths equally in all "
0710 "directions, whereas a value close to 1 smooths in one direction only. If you "
0711 "have film grain or CCD kind of noise a high value will result in wave-like "
0712 "pattern, whereas JPEG artifacts are suited for values close to 1."
0713 msgstr ""
0714 
0715 #: ../../image_editor/transform_tools.rst:275
0716 msgid ""
0717 "**Smoothing** [0, 500]: this sets the maximum overall smoothing factor (when "
0718 "p defines the relative smoothing). Set it according to the noise level."
0719 msgstr ""
0720 
0721 #: ../../image_editor/transform_tools.rst:277
0722 msgid ""
0723 "**Regularity** [0, 100]: this parameter is concerned with the bigger "
0724 "structures. The bigger this value, the more even the overall smoothing will "
0725 "be. This is necessary when much noise is present since it is then difficult "
0726 "to estimate the geometry. Also if you want to achieve a 'van Gogh' "
0727 "turbulence effect, setting it higher than 3 is recommended."
0728 msgstr ""
0729 
0730 #: ../../image_editor/transform_tools.rst:279
0731 msgid ""
0732 "**Filter Iterations**: number of times the blurring algorithm is applied. "
0733 "Usually 1 or 2 is sufficient."
0734 msgstr ""
0735 
0736 #: ../../image_editor/transform_tools.rst:281
0737 msgid "Photograph Resize Advanced Settings:"
0738 msgstr ""
0739 
0740 #: ../../image_editor/transform_tools.rst:283
0741 msgid ""
0742 "**Angular Step** da [5, 90]: angular integration of the anisotropy alpha. If "
0743 "alpha is chosen small, da should also be chosen small. But beware, small "
0744 "angles result in long runs! Choose it as large as you can accept."
0745 msgstr ""
0746 
0747 #: ../../image_editor/transform_tools.rst:285
0748 msgid ""
0749 "**Integral Step** [0.1, 10]: spatial integration step width in terms of "
0750 "pixels. Should remain less than 1 (sub-pixel smoothing) and never be higher "
0751 "than 2."
0752 msgstr ""
0753 
0754 #: ../../image_editor/transform_tools.rst:287
0755 msgid ""
0756 "**Use Linear Interpolation**: The gain in quality if you select this option "
0757 "is only marginal and you lose a factor of 2 in speed. Our recommendation is "
0758 "to leave it off."
0759 msgstr ""
0760 
0761 #: ../../image_editor/transform_tools.rst:289
0762 msgid ""
0763 "**Save As** and **Load** buttons are used to do just that. Any Blowup "
0764 "Photograph filter settings that you have set can be saved to the filesystem "
0765 "in a text file and loaded later."
0766 msgstr ""
0767 
0768 #: ../../image_editor/transform_tools.rst:293
0769 msgid ""
0770 "Resize Photograph is very fast in what it is doing, but it can take a long "
0771 "time to run and cause high CPU load. You may always abort computation by "
0772 "pressing **Cancel** button during rendering."
0773 msgstr ""
0774 
0775 #: ../../image_editor/transform_tools.rst:298
0776 msgid "Liquid Rescale"
0777 msgstr ""
0778 
0779 #: ../../image_editor/transform_tools.rst:303
0780 msgid ""
0781 "This tool is an Image Editor using the `Seam Carving method <https://en."
0782 "wikipedia.org/wiki/Seam_carving>`_."
0783 msgstr ""
0784 
0785 #: ../../image_editor/transform_tools.rst:305
0786 msgid ""
0787 "The Seam Carving procedure aims at resizing pictures non uniformly while "
0788 "preserving their features, i.e. avoiding distortion of the important parts. "
0789 "The tool supports manual feature selection, and can also be used to remove "
0790 "portions of the picture in a consistent way."
0791 msgstr ""
0792 
0793 #: ../../image_editor/transform_tools.rst:307
0794 msgid ""
0795 "It works both ways, shrinking and enlarging, and it can use **masks** to "
0796 "select which features of the image should be preserved and which should be "
0797 "discarded."
0798 msgstr ""
0799 
0800 #: ../../image_editor/transform_tools.rst:309
0801 msgid ""
0802 "See below a sample image loaded in Liquid Rescale to illustrate the usage of "
0803 "this tool."
0804 msgstr ""
0805 
0806 #: ../../image_editor/transform_tools.rst:315
0807 msgid "**Step 1**: A Sample Image Before Resizing Using Liquid Rescale Tool"
0808 msgstr ""
0809 
0810 #: ../../image_editor/transform_tools.rst:318
0811 msgid "Target Size"
0812 msgstr ""
0813 
0814 #: ../../image_editor/transform_tools.rst:324
0815 msgid "The digiKam Liquid Rescale Tool Size Settings"
0816 msgstr ""
0817 
0818 #: ../../image_editor/transform_tools.rst:326
0819 msgid ""
0820 "In this section, it is possible to choose the final size. It is advisable to "
0821 "rescale always in one direction at a time. If both the **width** and the "
0822 "**height** are changed, rescaling is performed by default on the width "
0823 "first, then on the height. You can also **Preserve aspect ratio** from the "
0824 "original image. Dimensions can be set in pixels (**px**) or in **percents**."
0825 msgstr ""
0826 
0827 #: ../../image_editor/transform_tools.rst:329
0828 msgid "Rescale Percentage"
0829 msgstr ""
0830 
0831 #: ../../image_editor/transform_tools.rst:335
0832 msgid "The digiKam Liquid Rescale Tool Percentage Settings"
0833 msgstr ""
0834 
0835 #: ../../image_editor/transform_tools.rst:337
0836 msgid ""
0837 "In this section, you can specify here your desired content-aware rescaling "
0838 "percentage. This option sets the maximum enlargement which will be performed "
0839 "in a single rescale step. When the final size is greater than this, the tool "
0840 "will automatically stop and restart the rescaling as many times as needed. "
0841 "You might need to reduce this value if you have large preservation masks. "
0842 "Note that in this case, the same areas will be affected over and over by the "
0843 "rescaling."
0844 msgstr ""
0845 
0846 #: ../../image_editor/transform_tools.rst:340
0847 msgid "The Feature Masks"
0848 msgstr ""
0849 
0850 #: ../../image_editor/transform_tools.rst:346
0851 msgid "The digiKam Liquid Rescale Tool Mask Settings"
0852 msgstr ""
0853 
0854 #: ../../image_editor/transform_tools.rst:348
0855 msgid ""
0856 "The masks are the easiest way to manually select the features of the image "
0857 "that you want to protect or discard. Turn on the **Add weight masks** option "
0858 "to switch in mask edit mode."
0859 msgstr ""
0860 
0861 #: ../../image_editor/transform_tools.rst:350
0862 msgid ""
0863 "To discard portion of image, press the **Suppression weight mask** button "
0864 "and paint the mask over the canvas. The mask is a virtual transparent layer "
0865 "using **Red** color, with 50% opacity to indicate the area to discard."
0866 msgstr ""
0867 
0868 #: ../../image_editor/transform_tools.rst:352
0869 msgid ""
0870 "To protect portion of image, press the **Preservation weight mask** button "
0871 "and paint the mask over the canvas. The mask is a virtual transparent layer "
0872 "using **Green** color, with 50% opacity to indicate the area to protect."
0873 msgstr ""
0874 
0875 #: ../../image_editor/transform_tools.rst:354
0876 msgid ""
0877 "You can change the **Brush size** to paint masks on the canvas. To change "
0878 "mask regions, use the **Erase mask** button and clean desired portion of "
0879 "masks over the canvas."
0880 msgstr ""
0881 
0882 #: ../../image_editor/transform_tools.rst:358
0883 msgid ""
0884 "Object removal is only possible when shrinking. By default, feature discard "
0885 "masks are ignored when enlarging, because in that case the masked areas "
0886 "would be inflated rather then removed. If you actually want to get this "
0887 "effect, you need to unset the corresponding option in the **Advanced "
0888 "Settings** tab."
0889 msgstr ""
0890 
0891 #: ../../image_editor/transform_tools.rst:360
0892 msgid ""
0893 "Preservation of features is not possible if enlarging too much, because the "
0894 "inflation process is the exact reverse of the shrinking process, so the "
0895 "maximum amount of pixels you can add to a layer corresponds to the amount of "
0896 "pixels which are not protected. For example, if you have a 1000 pixel wide "
0897 "image and you have marked a 800 pixel wide area for protection, the final "
0898 "width should be less than 1200."
0899 msgstr ""
0900 
0901 #: ../../image_editor/transform_tools.rst:362
0902 msgid ""
0903 "See below the sample image where masks have been applied to preserve "
0904 "important areas in green and remove unwanted in red."
0905 msgstr ""
0906 
0907 #: ../../image_editor/transform_tools.rst:368
0908 msgid ""
0909 "**Step 2**: Liquid Rescale Preservation and Suppression Masks Applied Over "
0910 "the Sample Image Before Resizing"
0911 msgstr ""
0912 
0913 #: ../../image_editor/transform_tools.rst:371
0914 msgid "Energy Function"
0915 msgstr ""
0916 
0917 #: ../../image_editor/transform_tools.rst:377
0918 msgid "The digiKam Liquid Rescale Energy Function Settings"
0919 msgstr ""
0920 
0921 #: ../../image_editor/transform_tools.rst:379
0922 msgid ""
0923 "In this section, you can choose a gradient function applied while rescaling. "
0924 "This function is used to determine which pixels should be removed or kept. "
0925 "Possible values are listed below:"
0926 msgstr ""
0927 
0928 #: ../../image_editor/transform_tools.rst:381
0929 msgid "**Norm of brightness gradient**: norm of the brightness gradient."
0930 msgstr ""
0931 
0932 #: ../../image_editor/transform_tools.rst:382
0933 msgid ""
0934 "**Sum of absolute values of brightness gradients**: sum of absolute values "
0935 "of the brightness gradients in both directions."
0936 msgstr ""
0937 
0938 #: ../../image_editor/transform_tools.rst:383
0939 msgid ""
0940 "**Absolute value of brightness gradient**: absolute value of the brightness "
0941 "gradient in the direction of the rescaling (this is the default)."
0942 msgstr ""
0943 
0944 #: ../../image_editor/transform_tools.rst:384
0945 msgid "**Norm of luma gradient**: norm of the luma gradient."
0946 msgstr ""
0947 
0948 #: ../../image_editor/transform_tools.rst:385
0949 msgid ""
0950 "**Sum of absolute values of luma gradients**: sum of absolute values of the "
0951 "luma gradients in both directions."
0952 msgstr ""
0953 
0954 #: ../../image_editor/transform_tools.rst:386
0955 msgid ""
0956 "**Absolute value of luma gradient**: absolute value of the luma gradient in "
0957 "the direction of the rescaling."
0958 msgstr ""
0959 
0960 #: ../../image_editor/transform_tools.rst:388
0961 msgid ""
0962 "The **Preserve Skin Tones** option allows to preserve pixels whose color is "
0963 "close to a skin tone."
0964 msgstr ""
0965 
0966 #: ../../image_editor/transform_tools.rst:391
0967 msgid "Advanced Settings"
0968 msgstr ""
0969 
0970 #: ../../image_editor/transform_tools.rst:397
0971 msgid "The digiKam Liquid Rescale Advanced Settings"
0972 msgstr ""
0973 
0974 #: ../../image_editor/transform_tools.rst:399
0975 msgid "In this section, you can tune some advanced values to tweak the tool."
0976 msgstr ""
0977 
0978 #: ../../image_editor/transform_tools.rst:401
0979 msgid ""
0980 "**Overall rigidity of the seams**: Use this value to give a negative bias to "
0981 "the seams which are not straight. May be useful to prevent distortions in "
0982 "some situations, or to avoid artifacts from pixel skipping (it is better to "
0983 "use low values in such case). This setting applies to the whole selected "
0984 "layer if no rigidity mask is used."
0985 msgstr ""
0986 
0987 #: ../../image_editor/transform_tools.rst:405
0988 msgid ""
0989 "The bias is proportional to the difference in the transversal coordinate "
0990 "between each two successive points, elevated to the power of 1.5, and summed "
0991 "up for the whole seam."
0992 msgstr ""
0993 
0994 #: ../../image_editor/transform_tools.rst:407
0995 msgid ""
0996 "**Maximum number of transversal steps**: This option lets you choose the "
0997 "maximum transversal step that the pixels in the seams can take. In the "
0998 "standard algorithm, corresponding to the default value step = 1, each pixel "
0999 "in a seam can be shifted by at most one pixel with respect to its neighbors. "
1000 "This implies that the seams can form an angle of at most 45 degrees with "
1001 "respect to their base line. Increasing the step value lets you overcome this "
1002 "limit, but may lead to the introduction of artifacts. In order to balance "
1003 "the situation, you can use the rigidity setting."
1004 msgstr ""
1005 
1006 #: ../../image_editor/transform_tools.rst:409
1007 msgid ""
1008 "**Side switch frequency**: During the carving process, at each step the "
1009 "optimal seam to be carved is chosen based on the relevance value for each "
1010 "pixel. However, in the case where two seams are equivalent (which may "
1011 "happen, for instance, when large portions of the image have the same color), "
1012 "the algorithm always chooses the seams from one side.  In some cases, this "
1013 "can pose problems, e.g. an object centered in the original image might not "
1014 "be centered in the resulting image. In order to overcome this effect, this "
1015 "setting allows the favored side to be switched automatically during "
1016 "rescaling, at the cost of slightly worse performance."
1017 msgstr ""
1018 
1019 #: ../../image_editor/transform_tools.rst:411
1020 msgid ""
1021 "**Resize Order**: Here you can set whether to resize **horizontally first** "
1022 "or **vertically first**."
1023 msgstr ""
1024 
1025 #: ../../image_editor/transform_tools.rst:414
1026 msgid "More Details About the Seam Carving Technique"
1027 msgstr ""
1028 
1029 #: ../../image_editor/transform_tools.rst:416
1030 msgid ""
1031 "The tool works by finding so-called *seams* over an image, i.e. continuous, "
1032 "zig-zagged lines transversing the image from top to bottom (*vertical* "
1033 "seams), or from left to right (*horizontal* seams). When one such seam, say "
1034 "a vertical one, is removed from an image (the *carving* operation), the "
1035 "width of the image is reduced by one pixel. Removing horizontal seams "
1036 "reduces the height. Iterating such operations (find a seam and remove it), "
1037 "one can reduce the image size at will. Collecting together all the seams "
1038 "which were carved from an image, in their respective order, constitutes what "
1039 "is called a *seams map*."
1040 msgstr ""
1041 
1042 #: ../../image_editor/transform_tools.rst:418
1043 msgid ""
1044 "Mirroring the carving process, by inserting additional seams besides the "
1045 "ones which are found by the algorithm, instead of removing them, image "
1046 "enlargement can be obtained, too. The meaning of the seam map is reversed in "
1047 "this case."
1048 msgstr ""
1049 
1050 #: ../../image_editor/transform_tools.rst:420
1051 msgid ""
1052 "In order to get good results from this technique, the main issue is finding "
1053 "which are the most suitable seams to carve or to insert. If the aim is "
1054 "simply to change the proportions of the image without affecting too much the "
1055 "content, for example, *good* seams will be those which don't cross important "
1056 "features of the image, and instead pass through a background landscape."
1057 msgstr ""
1058 
1059 #: ../../image_editor/transform_tools.rst:422
1060 msgid ""
1061 "By default, the tool tries to find the seams which cross the lowest-contrast "
1062 "areas (how this happens exactly is specified by the energy function "
1063 "settings). Therefore, each pixel of the image is assigned a so-called "
1064 "*energy value*, as the higher the contrast, the higher the energy, and seams "
1065 "are less likely to cross high-energy areas."
1066 msgstr ""
1067 
1068 #: ../../image_editor/transform_tools.rst:424
1069 msgid ""
1070 "Since in many cases this simple contrast-based method is not optimal, the "
1071 "energy function can be *biased* by the user, who can decide that some areas "
1072 "should have a higher energy (using a preservation masks) or, on the "
1073 "contrary, that they should have a lower energy (using a suppression mask), "
1074 "and therefore effectively *drive* the seams and the whole process."
1075 msgstr ""
1076 
1077 #: ../../image_editor/transform_tools.rst:426
1078 msgid ""
1079 "See below the sample image resized where width have been reduced by 30%. The "
1080 "height still the same. Look like preserved areas are not deformed while "
1081 "operation and the unwanted disappear magically."
1082 msgstr ""
1083 
1084 #: ../../image_editor/transform_tools.rst:432
1085 msgid ""
1086 "**Step 3**: The Sample Image Width Finally Reduced With Liquid Rescale Masks "
1087 "Applied"
1088 msgstr ""