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0001 # Lithuanian translations for Digikam Manual package.
0002 # Copyright (C) licensed under the  <a href="https://spdx.org/licenses/GFDL-1.2-or-later.html">licensed under the terms of the GNU Free Documentation License 1.2+</a> unless stated otherwise
0003 # This file is distributed under the same license as the Digikam Manual package.
0004 # Automatically generated, 2023.
0005 #
0006 msgid ""
0007 msgstr ""
0008 "Project-Id-Version: Digikam Manual 8.0.0\n"
0009 "Report-Msgid-Bugs-To: \n"
0010 "POT-Creation-Date: 2023-12-02 00:35+0000\n"
0011 "PO-Revision-Date: 2023-01-30 00:50+0000\n"
0012 "Last-Translator: Automatically generated\n"
0013 "Language-Team: none\n"
0014 "Language: lt\n"
0015 "MIME-Version: 1.0\n"
0016 "Content-Type: text/plain; charset=UTF-8\n"
0017 "Content-Transfer-Encoding: 8bit\n"
0018 "Plural-Forms: nplurals=4; plural=(n==1 ? 0 : n%10>=2 && (n%100<10 || n"
0019 "%100>=20) ? 1 : n%10==0 || (n%100>10 && n%100<20) ? 2 : 3);\n"
0020 
0021 #: ../../image_editor/transform_tools.rst:1
0022 msgid "digiKam Image Editor Transform Tools"
0023 msgstr ""
0024 
0025 #: ../../image_editor/transform_tools.rst:1
0026 msgid ""
0027 "digiKam, documentation, user manual, photo management, open source, free, "
0028 "learn, easy"
0029 msgstr ""
0030 
0031 #: ../../image_editor/transform_tools.rst:14
0032 msgid "Transform Tools"
0033 msgstr ""
0034 
0035 #: ../../image_editor/transform_tools.rst:16
0036 msgid "Contents"
0037 msgstr ""
0038 
0039 #: ../../image_editor/transform_tools.rst:19
0040 msgid "Cropping a Photograph"
0041 msgstr ""
0042 
0043 #: ../../image_editor/transform_tools.rst:24
0044 msgid "Manual Crop"
0045 msgstr ""
0046 
0047 #: ../../image_editor/transform_tools.rst:26
0048 msgid ""
0049 "Cropping a photograph is not only a common operation, but an often "
0050 "underestimated photographer's tool to compose an image. The Image Editor "
0051 "makes it very easy. To crop a photograph simply drag a rectangle over the "
0052 "image by holding down the left mouse button and moving the mouse. You will "
0053 "see a wire frame rectangle appear as you move the mouse."
0054 msgstr ""
0055 
0056 #: ../../image_editor/transform_tools.rst:32
0057 msgid "A Region from Image Editor Canvas Ready for Manual Crop"
0058 msgstr ""
0059 
0060 #: ../../image_editor/transform_tools.rst:34
0061 msgid ""
0062 "When you release the button the area of the photograph that will be removed "
0063 "by a crop operation is greyed out. This allows you to get a good view of how "
0064 "your photograph will look once you have cropped it. You can change the size "
0065 "of the cropped area by dragging the corners of the rectangle, and you can "
0066 "create a new crop area simply by dragging out another rectangle."
0067 msgstr ""
0068 
0069 #: ../../image_editor/transform_tools.rst:36
0070 msgid ""
0071 "Once you are happy with the crop, click on the Image Editor **Crop** button "
0072 "on the toolbar and the photograph will be cropped :kbd:`Ctrl+X`. Use the :"
0073 "menuselection:`File --> Save` or :menuselection:`File --> Save As...` "
0074 "entries in the File menu to save the newly cropped photograph."
0075 msgstr ""
0076 
0077 #: ../../image_editor/transform_tools.rst:40
0078 msgid ""
0079 "The Histogram tab from the right sidebar will recompute the color statistics "
0080 "accordingly with the current selection on image."
0081 msgstr ""
0082 
0083 #: ../../image_editor/transform_tools.rst:45
0084 msgid "Auto Crop"
0085 msgstr ""
0086 
0087 #: ../../image_editor/transform_tools.rst:47
0088 msgid ""
0089 "The Auto Crop tool removes the borders from an image. It searches the "
0090 "largest possible border area that is all the same color, and then crops this "
0091 "area from the image, as if you had used the Crop tool."
0092 msgstr ""
0093 
0094 #: ../../image_editor/transform_tools.rst:49
0095 msgid ""
0096 "This tool can be used for example to crop a stitched panorama, assembly with "
0097 "many images, which generate black borders around."
0098 msgstr ""
0099 
0100 #: ../../image_editor/transform_tools.rst:51
0101 msgid "See below a stitched Panorama processed with auto crop tool."
0102 msgstr ""
0103 
0104 #: ../../image_editor/transform_tools.rst:57
0105 msgid ""
0106 "A Panorama Processed on the Bottom by Auto-Crop to Drop the Black Frame "
0107 "Around the Original Image on the Top."
0108 msgstr ""
0109 
0110 #: ../../image_editor/transform_tools.rst:62
0111 msgid "Proportional Crop"
0112 msgstr ""
0113 
0114 #: ../../image_editor/transform_tools.rst:64
0115 msgid ""
0116 "The Aspect Ratio Crop tool goes further. While you are editing digital "
0117 "images, it is often necessary to create a compatible format with, for "
0118 "example, your photo album or paper formats. If you print an image from your "
0119 "digital camera and then try to put it in your photo album, you may notice "
0120 "that the camera has a different width or height ratio than a normal "
0121 "photographic film format so you need to crop your digital images in a "
0122 "predefined ratio (for example 5:7 or 2:3 which is a standard photo ratio)."
0123 msgstr ""
0124 
0125 #: ../../image_editor/transform_tools.rst:70
0126 msgid "The digiKam Image Editor Ratio Crop Tool"
0127 msgstr ""
0128 
0129 #: ../../image_editor/transform_tools.rst:72
0130 msgid ""
0131 "In the preview area you can resize the cropping rectangle by moving the "
0132 "corners with the mouse. It will keep the ratio value set in the bottom of "
0133 "dialog."
0134 msgstr ""
0135 
0136 #: ../../image_editor/transform_tools.rst:74
0137 msgid ""
0138 "In the Aspect Ratio Crop tool settings, you specify the **Orientation** as "
0139 "**Portrait** or **Landscape**. Portrait will always have the larger size "
0140 "assigned to the **Height** and Landscape to the **Width**."
0141 msgstr ""
0142 
0143 #: ../../image_editor/transform_tools.rst:76
0144 msgid ""
0145 "Aspect Ratio Crop tool uses a relative ratio. That means it is the same if "
0146 "you use centimeters or inches and it doesn't specify the physical size. For "
0147 "example, you can see below a correspondence list of traditional photographic "
0148 "paper sizes and aspect ratio crop."
0149 msgstr ""
0150 
0151 #: ../../image_editor/transform_tools.rst:79
0152 msgid "Standard Photograph Paper Size"
0153 msgstr ""
0154 
0155 #: ../../image_editor/transform_tools.rst:79
0156 msgid "Aspect Ratio Crop"
0157 msgstr ""
0158 
0159 #: ../../image_editor/transform_tools.rst:81
0160 msgid "10x15cm 20x30cm 30x45cm 3.5x5\" 4x6\" 8x12\" 12x18\" 16x24\" 20x30\""
0161 msgstr ""
0162 
0163 #: ../../image_editor/transform_tools.rst:81
0164 msgid "2:3"
0165 msgstr ""
0166 
0167 #: ../../image_editor/transform_tools.rst:82
0168 msgid "6x8cm 15x20cm 18x24cm 30x40cm 3.75x5\" 4.5x6\" 6x8\" 7.5x10\" 9x12\""
0169 msgstr ""
0170 
0171 #: ../../image_editor/transform_tools.rst:82
0172 msgid "3:4"
0173 msgstr ""
0174 
0175 #: ../../image_editor/transform_tools.rst:83
0176 msgid "20x25cm 40x50cm 8x10\" 16x20\""
0177 msgstr ""
0178 
0179 #: ../../image_editor/transform_tools.rst:83
0180 msgid "4:5"
0181 msgstr ""
0182 
0183 #: ../../image_editor/transform_tools.rst:84
0184 msgid "15x21cm 30x42cm 5x7\""
0185 msgstr ""
0186 
0187 #: ../../image_editor/transform_tools.rst:84
0188 msgid "5:7"
0189 msgstr ""
0190 
0191 #: ../../image_editor/transform_tools.rst:85
0192 msgid "21x30cm 42x60cm"
0193 msgstr ""
0194 
0195 #: ../../image_editor/transform_tools.rst:85
0196 msgid "7:10"
0197 msgstr ""
0198 
0199 #: ../../image_editor/transform_tools.rst:88
0200 msgid ""
0201 "At the far right of the dialog two buttons are available to move the crop "
0202 "selection automatically to the horizontal or vertical center of the image."
0203 msgstr ""
0204 
0205 #: ../../image_editor/transform_tools.rst:90
0206 msgid ""
0207 "At the very bottom line of the dialog, the **Max. Ratio** button lets you "
0208 "set the crop area size to the maximum size according to the current aspect "
0209 "ratio settings and orientation."
0210 msgstr ""
0211 
0212 #: ../../image_editor/transform_tools.rst:94
0213 msgid ""
0214 "The Aspect Ratio Crop tool remembers the settings depending on image "
0215 "orientation (horizontal or vertical). When you use the crop tool next time, "
0216 "these settings will be used as default values depending on the image "
0217 "orientation. The changed image dimensions are stored into the Exif tables so "
0218 "that the Exif data reflects the cropped image and not the original one."
0219 msgstr ""
0220 
0221 #: ../../image_editor/transform_tools.rst:99
0222 msgid "Composition Guide"
0223 msgstr ""
0224 
0225 #: ../../image_editor/transform_tools.rst:101
0226 msgid ""
0227 "When first looking at an image, the eye of the viewer rarely settles at the "
0228 "center of the image, but moves instead from the top left to the right, and "
0229 "then from the lower left to the right again. This pattern is unconscious but "
0230 "has been well documented. It is probably associated with the western reading "
0231 "pattern. From the photographer's point of view, the goal then becomes to "
0232 "guide the gaze of the viewer to the subject, being aware of the way many "
0233 "people perceive an image."
0234 msgstr ""
0235 
0236 #: ../../image_editor/transform_tools.rst:103
0237 msgid ""
0238 "The **Composition Guide** settings provides guiding elements to better "
0239 "compose your images. These guides are:"
0240 msgstr ""
0241 
0242 #: ../../image_editor/transform_tools.rst:105
0243 msgid ""
0244 "**Rule of Thirds**: a grid that divides the image into thirds in every "
0245 "direction (that makes for 9 parts). These proportions are close to the "
0246 "golden rule and are derived from the field of view of the human eye. They "
0247 "are often used with slight variations throughout a large number of commonly "
0248 "used objects. Within that frame there are precise areas where the important "
0249 "parts of the image should be placed. The same principle is used to determine "
0250 "the position of the horizon and the proportion of ground to sky. Many "
0251 "photographers and artists are aware of the Rule of Thirds, where an image is "
0252 "divided into three sections vertically and horizontally and the points of "
0253 "intersection represent places to position important visual elements. Moving "
0254 "a horizon in a landscape to the position of one third is often more "
0255 "effective than placing it in the middle, but it could also be placed near "
0256 "the bottom one quarter or sixth. There is nothing obligatory about applying "
0257 "the Rule of Thirds. In placing visual elements for effective composition, "
0258 "one must assess many factors including color, dominance, size and balance "
0259 "together with proportion. Often a certain amount of image balance or tension "
0260 "can make a composition more effective."
0261 msgstr ""
0262 
0263 #: ../../image_editor/transform_tools.rst:107
0264 msgid ""
0265 "**Harmonious Triangles**: harmonious divisions rely on the principle of "
0266 "similarity. Like the Rule of Thirds guide, Harmonious Triangles are another "
0267 "division of the image using a rectangle into equiangular harmonious "
0268 "triangles aligned with the diagonal."
0269 msgstr ""
0270 
0271 #: ../../image_editor/transform_tools.rst:109
0272 msgid ""
0273 "**Golden Mean**: the Golden Mean is a ratio underlying numerous growth "
0274 "patterns throughout nature (from the spiral of a Nautilus shell to the "
0275 "petals of a sunflower), it has an uncanny way of showing up in all kinds of "
0276 "things we deem beautiful. The Golden Ratio is the irrational number "
0277 "1.618033988..., and it is usage dates back to the ancient Egyptians and "
0278 "Greeks who used it in the construction of their temples and pyramids. "
0279 "Artists and architects throughout time have used the Golden Ratio when "
0280 "composing their paintings, buildings, and even photographs, in order to give "
0281 "their creations a sense of natural order and beauty. The ratio is inherent "
0282 "in the Fibonacci series: 1, 1, 2, 3, 5, 8, 13, 21, 34 etc.., where each "
0283 "succeeding number after 1 is equal to the sum of the two preceding numbers. "
0284 "The ratio formed 1:1.618 is the Golden Mean. A composition following this "
0285 "rule is considered visually harmonious. The Golden Mean provides more fluid "
0286 "guidelines when used to compose an image. These guides are listed below:"
0287 msgstr ""
0288 
0289 #: ../../image_editor/transform_tools.rst:111
0290 msgid ""
0291 "The **Golden Spiral** guide will increase your odds of getting captivating "
0292 "results in your photographs. As opposed to Rule of Thirds, the Golden Spiral "
0293 "forms a fluid line for the eye to trace through the image. This style of "
0294 "composition will invite the viewer's gaze into the image along the line of "
0295 "the spiral, creating a more symmetrical visual flow, and an overall "
0296 "compelling viewing experience. See below an image composition example using "
0297 "golden spiral."
0298 msgstr ""
0299 
0300 #: ../../image_editor/transform_tools.rst:113
0301 msgid ""
0302 "One more rule is a **Golden Spiral Sections** (or Golden Rectangles). These "
0303 "rectangles are used to build the Golden Spiral. There should be something "
0304 "leading the eye to the center of the composition. It could be a line or "
0305 "several subjects. This \"something\" could just be there without leading the "
0306 "eyes, but it would make its job."
0307 msgstr ""
0308 
0309 #: ../../image_editor/transform_tools.rst:115
0310 msgid ""
0311 "The **Golden Triangles** is a derivative of the Golden Spiral discussed "
0312 "above. Its vertices are the midpoints of the sides of the Golden Rectangle. "
0313 "Note that unlike Harmonious Triangles, Golden Triangles aren't equiangular "
0314 "triangles. Placing diagonals along these lines can make an otherwise static "
0315 "subject appear more dynamic. When you use Golden Triangles to break up your "
0316 "frame, you're creating an effect professional photographic experts call "
0317 "Dynamic Symmetry. Try to keep your focal subject on one of the intersecting "
0318 "points, and place other visual information into the triangles you've already "
0319 "divided out. The result will be a very attractive composition you may not "
0320 "have otherwise attained."
0321 msgstr ""
0322 
0323 #: ../../image_editor/transform_tools.rst:117
0324 msgid ""
0325 "Like the Rule of Thirds the **Golden Sections** affects the ratio of an "
0326 "image size as well as the placement of the main subjects on the photo. This "
0327 "ratio is close to the 35mm ratio, so you don't need to change the size of "
0328 "the photo in most cases. But you need to consider the composition: the main "
0329 "subject should lie on one of the four lines or four intersections (subject's "
0330 "eye for example). Truthfully speaking, these rules are not the same. Rule of "
0331 "Thirds is a simplified version of the Golden Mean."
0332 msgstr ""
0333 
0334 #: ../../image_editor/transform_tools.rst:119
0335 msgid ""
0336 "The **Flip Horizontal** and **Flip Vertical** options can be used to apply "
0337 "flip transformation to the harmonious divisions."
0338 msgstr ""
0339 
0340 #: ../../image_editor/transform_tools.rst:121
0341 msgid ""
0342 "The **Color** button lets you set the guidelines color. If you have an high "
0343 "color contrast image, the guidelines may become invisible. By the way, you "
0344 "can adapt the color guide to the current image."
0345 msgstr ""
0346 
0347 #: ../../image_editor/transform_tools.rst:126
0348 msgid "Rotating or Flipping"
0349 msgstr ""
0350 
0351 #: ../../image_editor/transform_tools.rst:128
0352 msgid ""
0353 "If the photograph shows a wrong orientation you can **Flip** or **Rotate** "
0354 "it to the orientation you would like by using Transform Flip/Rotate tools "
0355 "available in :menuselection:`Transform --> Rotate and Transform --> Flip` "
0356 "menus."
0357 msgstr ""
0358 
0359 #: ../../image_editor/transform_tools.rst:130
0360 msgid ""
0361 "With flipping options, you can flip or turn over the image horizontally or "
0362 "vertically like a card deck. With the rotating options, you can rotate the "
0363 "image in 90 degrees steps clockwise. It can be used to change the display "
0364 "mode to Portrait or Landscape. Be aware that this rotation is not lossless "
0365 "when using JPEG format. You also can rotate more accurately to a finer "
0366 "degree by using the Free Rotation tool. You can access it by the :"
0367 "menuselection:`Transform --> Free Rotation` menu entry. See the dedicated "
0368 "Free Rotation section below for more information."
0369 msgstr ""
0370 
0371 #: ../../image_editor/transform_tools.rst:135
0372 msgid "Free Rotation"
0373 msgstr ""
0374 
0375 #: ../../image_editor/transform_tools.rst:137
0376 msgid ""
0377 "The digiKam Free Rotation is a tool for image rotation by any arbitrary "
0378 "angle."
0379 msgstr ""
0380 
0381 #: ../../image_editor/transform_tools.rst:139
0382 msgid ""
0383 "When taking an image it is all too easy to hold the camera not quite "
0384 "perfectly vertical or horizontal, resulting in an image where things are "
0385 "tilted at an angle. The way to fix this with the digiKam Image Editor is to "
0386 "use the Free Rotation tool. Select :menuselection:`Transform --> Free "
0387 "Rotation` and adjust to the target angle."
0388 msgstr ""
0389 
0390 #: ../../image_editor/transform_tools.rst:141
0391 msgid ""
0392 "Rotate your image by using the **Angle** slider (value in degrees). Press to "
0393 "**Reset Values** for reset the slider to zero. A rotating effect preview is "
0394 "available on the right side of the dialog. The new target image dimensions "
0395 "in pixels are shown."
0396 msgstr ""
0397 
0398 #: ../../image_editor/transform_tools.rst:143
0399 msgid ""
0400 "For better orientation, the Free Rotation tool provides a vertical and "
0401 "horizontal guide. Move the mouse cursor under image preview to display the "
0402 "dashed line guide. Move the cursor to an supposedly vertical or horizontal "
0403 "feature in the image like the sea or a building border and press the left "
0404 "mouse button for freeze the dashed lines position. Now, adjust the angle "
0405 "accordingly with the guide."
0406 msgstr ""
0407 
0408 #: ../../image_editor/transform_tools.rst:147
0409 msgid ""
0410 "After rotating the image, you often find that things are better but not "
0411 "quite perfect. One solution is to rotate a bit more, but there is a "
0412 "disadvantage to that approach. Each time you rotate an image, because the "
0413 "rotated pixels don't line up precisely with the original pixels, the image "
0414 "inevitably gets blurred a little bit. For a single rotation, the amount of "
0415 "blurring is quite small, but two rotations cause twice as much blurring as "
0416 "one, and there is no reason to blur things more than you have to. Sure, the "
0417 "guide tool available in the Free Rotation preview can help you to apply "
0418 "correctly at the first time an angle adjustment to an image."
0419 msgstr ""
0420 
0421 #: ../../image_editor/transform_tools.rst:153
0422 msgid "The digiKam Image Editor Free Rotation Tool"
0423 msgstr ""
0424 
0425 #: ../../image_editor/transform_tools.rst:155
0426 msgid ""
0427 "After you have rotated an image, there will be unpleasant triangular *holes* "
0428 "at the corners. One way to fix them is to crop the image with :menuselection:"
0429 "`Transform --> Crop` Image Editor menu."
0430 msgstr ""
0431 
0432 #: ../../image_editor/transform_tools.rst:157
0433 msgid ""
0434 "A more elegant way to crop the rotated image is to use the **Auto-Crop** "
0435 "function. Choose anyone of the following options from the combo-box to your "
0436 "preference:"
0437 msgstr ""
0438 
0439 #: ../../image_editor/transform_tools.rst:159
0440 msgid ""
0441 "**Widest area**: This option crops the rotated image to the widest possible "
0442 "(width) rectangular section."
0443 msgstr ""
0444 
0445 #: ../../image_editor/transform_tools.rst:161
0446 msgid ""
0447 "**Largest area**: This options crops the rotated image to the biggest "
0448 "surface."
0449 msgstr ""
0450 
0451 #: ../../image_editor/transform_tools.rst:163
0452 msgid ""
0453 "Hold the mouse over the combo-box and scroll with the wheel between the two "
0454 "possibilities."
0455 msgstr ""
0456 
0457 #: ../../image_editor/transform_tools.rst:165
0458 msgid ""
0459 "The **Anti-aliasing** checkbox will smooth the image a bit after rotation. "
0460 "Please read the warning above."
0461 msgstr ""
0462 
0463 #: ../../image_editor/transform_tools.rst:170
0464 msgid "Perspective Adjustment"
0465 msgstr ""
0466 
0467 #: ../../image_editor/transform_tools.rst:172
0468 msgid ""
0469 "The digiKam Perspective Adjustment is a tool for adjusting the image's "
0470 "perspective."
0471 msgstr ""
0472 
0473 #: ../../image_editor/transform_tools.rst:174
0474 msgid ""
0475 "With this tool you can work on the perspective in a photograph. This is very "
0476 "useful when working with photographs that contain keystone distortion. "
0477 "Keystone distortion occurs when an object is photographed from an angle "
0478 "rather than from a straight-on view. For example, if you take an image of a "
0479 "tall building from ground level, the edges of the building appear to meet "
0480 "each other at the far end. On the other hand you can use this tool to "
0481 "introduce a new perspective that is not a face-on view but to give the image "
0482 "a creative spin."
0483 msgstr ""
0484 
0485 #: ../../image_editor/transform_tools.rst:176
0486 msgid ""
0487 "All perspective transformations are performed around a fixed point called "
0488 "the reference point. This point is at the center of the item you are "
0489 "transforming and is displayed by a red circle."
0490 msgstr ""
0491 
0492 #: ../../image_editor/transform_tools.rst:178
0493 msgid ""
0494 "To change the perspective, use the square areas at the image corners for "
0495 "dragging. The perspective preview is rendered automatically. On the right of "
0496 "the dialog you'll find a set of information witch help you to control the "
0497 "perspective change:"
0498 msgstr ""
0499 
0500 #: ../../image_editor/transform_tools.rst:180
0501 msgid ""
0502 "**New Width**: show the new image width in pixels including the empty area "
0503 "around the image resulting from the geometrical transformation."
0504 msgstr ""
0505 
0506 #: ../../image_editor/transform_tools.rst:182
0507 msgid ""
0508 "**New Height**: show the new image height in pixels including the empty area "
0509 "around the image resulting from the geometrical transformation."
0510 msgstr ""
0511 
0512 #: ../../image_editor/transform_tools.rst:184
0513 msgid ""
0514 "**Top Left Angle**: show the current angle in degrees at the top left corner "
0515 "of the perspective area."
0516 msgstr ""
0517 
0518 #: ../../image_editor/transform_tools.rst:186
0519 msgid ""
0520 "**Top Right Angle**: show the current angle in degrees at the top right "
0521 "corner of the perspective area."
0522 msgstr ""
0523 
0524 #: ../../image_editor/transform_tools.rst:188
0525 msgid ""
0526 "**Bottom Left Angle**: show the current angle in degrees at the bottom left "
0527 "corner of the perspective area."
0528 msgstr ""
0529 
0530 #: ../../image_editor/transform_tools.rst:190
0531 msgid ""
0532 "**Bottom Right Angle**: show the current angle in degrees at the bottom "
0533 "right corner of the perspective area."
0534 msgstr ""
0535 
0536 #: ../../image_editor/transform_tools.rst:194
0537 msgid ""
0538 "After applying the perspective adjustment, the image inevitably gets blurred "
0539 "a little bit. For a single adjustment, the amount of blurring is quite "
0540 "small, but two adjustments cause twice as much blurring as one, and there is "
0541 "no reason to blur things more than you have to."
0542 msgstr ""
0543 
0544 #: ../../image_editor/transform_tools.rst:196
0545 msgid ""
0546 "After you have adjusted the perspective of an image there will be unpleasant "
0547 "triangular *holes* at the corners. One way to fix them is to crop the image "
0548 "with :menuselection:`Transform --> Crop` Image Editor menu."
0549 msgstr ""
0550 
0551 #: ../../image_editor/transform_tools.rst:202
0552 msgid "The digiKam Image Editor Perspective Tool"
0553 msgstr ""
0554 
0555 #: ../../image_editor/transform_tools.rst:207
0556 msgid "Shearing Image"
0557 msgstr ""
0558 
0559 #: ../../image_editor/transform_tools.rst:209
0560 msgid ""
0561 "The digiKam Shearing Image is a tool for shearing an image horizontally or "
0562 "vertically."
0563 msgstr ""
0564 
0565 #: ../../image_editor/transform_tools.rst:211
0566 msgid ""
0567 "The Shear tool is used to shift one part of an image to one direction and "
0568 "the other part to the opposite direction. For instance, a horizontal "
0569 "shearing will shift the upper part to the right and the lower part to the "
0570 "left. This is not a rotation: the image is distorted. In other words, it "
0571 "will turn a rectangle into a parallelogram. This tool is available from :"
0572 "menuselection:`Transform --> Shear` menu."
0573 msgstr ""
0574 
0575 #: ../../image_editor/transform_tools.rst:213
0576 msgid ""
0577 "Shear your image by using the **Horizontal Angle** and **Vertical Angle** "
0578 "sliders (values in degrees). You can shear along either Horizontally and "
0579 "vertically at the same time. Click on the **Reset Values** to reset. A "
0580 "shearing effect preview is shown on the center of dialog window. The new "
0581 "target image dimensions in pixels are displayed at the right side of dialog."
0582 msgstr ""
0583 
0584 #: ../../image_editor/transform_tools.rst:215
0585 msgid ""
0586 "To assist you in aligning, the tool provides a vertical and horizontal "
0587 "guide. Move the mouse cursor under image preview for display the dashed "
0588 "lines guide. Move the cursor to an important place in the image like the sea "
0589 "or a building border and press the left mouse button for freeze the dashed "
0590 "lines position. Now, adjust the shear correction according with the guide."
0591 msgstr ""
0592 
0593 #: ../../image_editor/transform_tools.rst:219
0594 msgid ""
0595 "After applying a shearing adjustment, the image inevitably gets blurred a "
0596 "little bit. For a single shearing, the amount of blurring is quite small, "
0597 "but two shears cause twice as much blurring as one, and there is no reason "
0598 "to blur things more than you have to."
0599 msgstr ""
0600 
0601 #: ../../image_editor/transform_tools.rst:221
0602 msgid ""
0603 "After you have sheared an image, there will be unpleasant triangular \"holes"
0604 "\" at the corners. One way to fix them is to crop the image with :"
0605 "menuselection:`Transform --> Crop` Image Editor menu."
0606 msgstr ""
0607 
0608 #: ../../image_editor/transform_tools.rst:227
0609 msgid "The digiKam Image Editor Shear Tool"
0610 msgstr ""
0611 
0612 #: ../../image_editor/transform_tools.rst:232
0613 msgid "Changing Image Size"
0614 msgstr ""
0615 
0616 #: ../../image_editor/transform_tools.rst:235
0617 #: ../../image_editor/transform_tools.rst:301
0618 msgid "Overview"
0619 msgstr ""
0620 
0621 #: ../../image_editor/transform_tools.rst:237
0622 msgid ""
0623 "The digiKam resize Photograph is definitely one of the most advanced tools "
0624 "to increase a photograph's size with minimal loss in image quality."
0625 msgstr ""
0626 
0627 #: ../../image_editor/transform_tools.rst:239
0628 msgid ""
0629 "Rescaling an image to make it smaller is easy. The big question is: how can "
0630 "you blow up an image and keep the details sharp? How can one zoom in when "
0631 "the resolution boundary has been reached? How can one reinvent or guess the "
0632 "missing information to fill in the necessarily coarse image after upsizing? "
0633 "Well, the algorithm we use here does an excellent job, try it out and see "
0634 "for yourself."
0635 msgstr ""
0636 
0637 #: ../../image_editor/transform_tools.rst:242
0638 msgid "Resizing a Photograph"
0639 msgstr ""
0640 
0641 #: ../../image_editor/transform_tools.rst:244
0642 msgid ""
0643 "If the photograph has the wrong size, you can scale it to the size you would "
0644 "like by using Transform Resize tool. Select :menuselection:`Transform --> "
0645 "Resize` and adjust the target values. The Resize tool dialog is available "
0646 "below."
0647 msgstr ""
0648 
0649 #: ../../image_editor/transform_tools.rst:250
0650 msgid "The digiKam Image Editor Resize Tool"
0651 msgstr ""
0652 
0653 #: ../../image_editor/transform_tools.rst:252
0654 msgid ""
0655 "This image resizing tool uses a standard linear interpolation method to "
0656 "approximate pixels. If you want to up-size a small image with a better "
0657 "quality, try the Blowup tool."
0658 msgstr ""
0659 
0660 #: ../../image_editor/transform_tools.rst:255
0661 msgid "Increasing Image Size"
0662 msgstr ""
0663 
0664 #: ../../image_editor/transform_tools.rst:257
0665 msgid ""
0666 "Many image editing programs use some kind of interpolation e.g. spline "
0667 "interpolation to scale-up an image. digiKam uses a more sophisticated "
0668 "approach."
0669 msgstr ""
0670 
0671 #: ../../image_editor/transform_tools.rst:259
0672 msgid ""
0673 "You have to tell the tool about the resizing you want to do. These settings "
0674 "are available in **New Size** tab and are listed below:"
0675 msgstr ""
0676 
0677 #: ../../image_editor/transform_tools.rst:261
0678 msgid ""
0679 "**Maintain Aspect Ratio**: if this option is enabled, setting the new image "
0680 "size will preserve the aspect ratio of the original image."
0681 msgstr ""
0682 
0683 #: ../../image_editor/transform_tools.rst:263
0684 msgid "**Width**: the new image width to use for blowing up."
0685 msgstr ""
0686 
0687 #: ../../image_editor/transform_tools.rst:265
0688 msgid "**Height**: the new image height to use for blowing up."
0689 msgstr ""
0690 
0691 #: ../../image_editor/transform_tools.rst:267
0692 msgid ""
0693 "If you want to set filter parameters for finer adjustments, use **Smoothing "
0694 "Settings** and **Advanced Settings** tabs:"
0695 msgstr ""
0696 
0697 #: ../../image_editor/transform_tools.rst:269
0698 msgid "Photograph Resize Smoothing Settings:"
0699 msgstr ""
0700 
0701 #: ../../image_editor/transform_tools.rst:271
0702 msgid ""
0703 "**Detail Preservation** p [0, 100]: this controls the preservation of the "
0704 "curvatures (features). A low value forces an equal smoothing across the "
0705 "image, whereas bigger values preferably smooth the homogeneous regions and "
0706 "leaves the details sharper. A value of 0.9 should well preserve details so "
0707 "that no sharpening is required afterwards. Note that **Detail Preservation** "
0708 "must be always inferior to **Anisotropy**."
0709 msgstr ""
0710 
0711 #: ../../image_editor/transform_tools.rst:273
0712 msgid ""
0713 "**Anisotropy alpha** [0, 100]: a low value smooths equally in all "
0714 "directions, whereas a value close to 1 smooths in one direction only. If you "
0715 "have film grain or CCD kind of noise a high value will result in wave-like "
0716 "pattern, whereas JPEG artifacts are suited for values close to 1."
0717 msgstr ""
0718 
0719 #: ../../image_editor/transform_tools.rst:275
0720 msgid ""
0721 "**Smoothing** [0, 500]: this sets the maximum overall smoothing factor (when "
0722 "p defines the relative smoothing). Set it according to the noise level."
0723 msgstr ""
0724 
0725 #: ../../image_editor/transform_tools.rst:277
0726 msgid ""
0727 "**Regularity** [0, 100]: this parameter is concerned with the bigger "
0728 "structures. The bigger this value, the more even the overall smoothing will "
0729 "be. This is necessary when much noise is present since it is then difficult "
0730 "to estimate the geometry. Also if you want to achieve a 'van Gogh' "
0731 "turbulence effect, setting it higher than 3 is recommended."
0732 msgstr ""
0733 
0734 #: ../../image_editor/transform_tools.rst:279
0735 msgid ""
0736 "**Filter Iterations**: number of times the blurring algorithm is applied. "
0737 "Usually 1 or 2 is sufficient."
0738 msgstr ""
0739 
0740 #: ../../image_editor/transform_tools.rst:281
0741 msgid "Photograph Resize Advanced Settings:"
0742 msgstr ""
0743 
0744 #: ../../image_editor/transform_tools.rst:283
0745 msgid ""
0746 "**Angular Step** da [5, 90]: angular integration of the anisotropy alpha. If "
0747 "alpha is chosen small, da should also be chosen small. But beware, small "
0748 "angles result in long runs! Choose it as large as you can accept."
0749 msgstr ""
0750 
0751 #: ../../image_editor/transform_tools.rst:285
0752 msgid ""
0753 "**Integral Step** [0.1, 10]: spatial integration step width in terms of "
0754 "pixels. Should remain less than 1 (sub-pixel smoothing) and never be higher "
0755 "than 2."
0756 msgstr ""
0757 
0758 #: ../../image_editor/transform_tools.rst:287
0759 msgid ""
0760 "**Use Linear Interpolation**: The gain in quality if you select this option "
0761 "is only marginal and you lose a factor of 2 in speed. Our recommendation is "
0762 "to leave it off."
0763 msgstr ""
0764 
0765 #: ../../image_editor/transform_tools.rst:289
0766 msgid ""
0767 "**Save As** and **Load** buttons are used to do just that. Any Blowup "
0768 "Photograph filter settings that you have set can be saved to the filesystem "
0769 "in a text file and loaded later."
0770 msgstr ""
0771 
0772 #: ../../image_editor/transform_tools.rst:293
0773 msgid ""
0774 "Resize Photograph is very fast in what it is doing, but it can take a long "
0775 "time to run and cause high CPU load. You may always abort computation by "
0776 "pressing **Cancel** button during rendering."
0777 msgstr ""
0778 
0779 #: ../../image_editor/transform_tools.rst:298
0780 msgid "Liquid Rescale"
0781 msgstr ""
0782 
0783 #: ../../image_editor/transform_tools.rst:303
0784 msgid ""
0785 "This tool is an Image Editor using the `Seam Carving method <https://en."
0786 "wikipedia.org/wiki/Seam_carving>`_."
0787 msgstr ""
0788 
0789 #: ../../image_editor/transform_tools.rst:305
0790 msgid ""
0791 "The Seam Carving procedure aims at resizing pictures non uniformly while "
0792 "preserving their features, i.e. avoiding distortion of the important parts. "
0793 "The tool supports manual feature selection, and can also be used to remove "
0794 "portions of the picture in a consistent way."
0795 msgstr ""
0796 
0797 #: ../../image_editor/transform_tools.rst:307
0798 msgid ""
0799 "It works both ways, shrinking and enlarging, and it can use **masks** to "
0800 "select which features of the image should be preserved and which should be "
0801 "discarded."
0802 msgstr ""
0803 
0804 #: ../../image_editor/transform_tools.rst:309
0805 msgid ""
0806 "See below a sample image loaded in Liquid Rescale to illustrate the usage of "
0807 "this tool."
0808 msgstr ""
0809 
0810 #: ../../image_editor/transform_tools.rst:315
0811 msgid "**Step 1**: A Sample Image Before Resizing Using Liquid Rescale Tool"
0812 msgstr ""
0813 
0814 #: ../../image_editor/transform_tools.rst:318
0815 msgid "Target Size"
0816 msgstr ""
0817 
0818 #: ../../image_editor/transform_tools.rst:324
0819 msgid "The digiKam Liquid Rescale Tool Size Settings"
0820 msgstr ""
0821 
0822 #: ../../image_editor/transform_tools.rst:326
0823 msgid ""
0824 "In this section, it is possible to choose the final size. It is advisable to "
0825 "rescale always in one direction at a time. If both the **width** and the "
0826 "**height** are changed, rescaling is performed by default on the width "
0827 "first, then on the height. You can also **Preserve aspect ratio** from the "
0828 "original image. Dimensions can be set in pixels (**px**) or in **percents**."
0829 msgstr ""
0830 
0831 #: ../../image_editor/transform_tools.rst:329
0832 msgid "Rescale Percentage"
0833 msgstr ""
0834 
0835 #: ../../image_editor/transform_tools.rst:335
0836 msgid "The digiKam Liquid Rescale Tool Percentage Settings"
0837 msgstr ""
0838 
0839 #: ../../image_editor/transform_tools.rst:337
0840 msgid ""
0841 "In this section, you can specify here your desired content-aware rescaling "
0842 "percentage. This option sets the maximum enlargement which will be performed "
0843 "in a single rescale step. When the final size is greater than this, the tool "
0844 "will automatically stop and restart the rescaling as many times as needed. "
0845 "You might need to reduce this value if you have large preservation masks. "
0846 "Note that in this case, the same areas will be affected over and over by the "
0847 "rescaling."
0848 msgstr ""
0849 
0850 #: ../../image_editor/transform_tools.rst:340
0851 msgid "The Feature Masks"
0852 msgstr ""
0853 
0854 #: ../../image_editor/transform_tools.rst:346
0855 msgid "The digiKam Liquid Rescale Tool Mask Settings"
0856 msgstr ""
0857 
0858 #: ../../image_editor/transform_tools.rst:348
0859 msgid ""
0860 "The masks are the easiest way to manually select the features of the image "
0861 "that you want to protect or discard. Turn on the **Add weight masks** option "
0862 "to switch in mask edit mode."
0863 msgstr ""
0864 
0865 #: ../../image_editor/transform_tools.rst:350
0866 msgid ""
0867 "To discard portion of image, press the **Suppression weight mask** button "
0868 "and paint the mask over the canvas. The mask is a virtual transparent layer "
0869 "using **Red** color, with 50% opacity to indicate the area to discard."
0870 msgstr ""
0871 
0872 #: ../../image_editor/transform_tools.rst:352
0873 msgid ""
0874 "To protect portion of image, press the **Preservation weight mask** button "
0875 "and paint the mask over the canvas. The mask is a virtual transparent layer "
0876 "using **Green** color, with 50% opacity to indicate the area to protect."
0877 msgstr ""
0878 
0879 #: ../../image_editor/transform_tools.rst:354
0880 msgid ""
0881 "You can change the **Brush size** to paint masks on the canvas. To change "
0882 "mask regions, use the **Erase mask** button and clean desired portion of "
0883 "masks over the canvas."
0884 msgstr ""
0885 
0886 #: ../../image_editor/transform_tools.rst:358
0887 msgid ""
0888 "Object removal is only possible when shrinking. By default, feature discard "
0889 "masks are ignored when enlarging, because in that case the masked areas "
0890 "would be inflated rather then removed. If you actually want to get this "
0891 "effect, you need to unset the corresponding option in the **Advanced "
0892 "Settings** tab."
0893 msgstr ""
0894 
0895 #: ../../image_editor/transform_tools.rst:360
0896 msgid ""
0897 "Preservation of features is not possible if enlarging too much, because the "
0898 "inflation process is the exact reverse of the shrinking process, so the "
0899 "maximum amount of pixels you can add to a layer corresponds to the amount of "
0900 "pixels which are not protected. For example, if you have a 1000 pixel wide "
0901 "image and you have marked a 800 pixel wide area for protection, the final "
0902 "width should be less than 1200."
0903 msgstr ""
0904 
0905 #: ../../image_editor/transform_tools.rst:362
0906 msgid ""
0907 "See below the sample image where masks have been applied to preserve "
0908 "important areas in green and remove unwanted in red."
0909 msgstr ""
0910 
0911 #: ../../image_editor/transform_tools.rst:368
0912 msgid ""
0913 "**Step 2**: Liquid Rescale Preservation and Suppression Masks Applied Over "
0914 "the Sample Image Before Resizing"
0915 msgstr ""
0916 
0917 #: ../../image_editor/transform_tools.rst:371
0918 msgid "Energy Function"
0919 msgstr ""
0920 
0921 #: ../../image_editor/transform_tools.rst:377
0922 msgid "The digiKam Liquid Rescale Energy Function Settings"
0923 msgstr ""
0924 
0925 #: ../../image_editor/transform_tools.rst:379
0926 msgid ""
0927 "In this section, you can choose a gradient function applied while rescaling. "
0928 "This function is used to determine which pixels should be removed or kept. "
0929 "Possible values are listed below:"
0930 msgstr ""
0931 
0932 #: ../../image_editor/transform_tools.rst:381
0933 msgid "**Norm of brightness gradient**: norm of the brightness gradient."
0934 msgstr ""
0935 
0936 #: ../../image_editor/transform_tools.rst:382
0937 msgid ""
0938 "**Sum of absolute values of brightness gradients**: sum of absolute values "
0939 "of the brightness gradients in both directions."
0940 msgstr ""
0941 
0942 #: ../../image_editor/transform_tools.rst:383
0943 msgid ""
0944 "**Absolute value of brightness gradient**: absolute value of the brightness "
0945 "gradient in the direction of the rescaling (this is the default)."
0946 msgstr ""
0947 
0948 #: ../../image_editor/transform_tools.rst:384
0949 msgid "**Norm of luma gradient**: norm of the luma gradient."
0950 msgstr ""
0951 
0952 #: ../../image_editor/transform_tools.rst:385
0953 msgid ""
0954 "**Sum of absolute values of luma gradients**: sum of absolute values of the "
0955 "luma gradients in both directions."
0956 msgstr ""
0957 
0958 #: ../../image_editor/transform_tools.rst:386
0959 msgid ""
0960 "**Absolute value of luma gradient**: absolute value of the luma gradient in "
0961 "the direction of the rescaling."
0962 msgstr ""
0963 
0964 #: ../../image_editor/transform_tools.rst:388
0965 msgid ""
0966 "The **Preserve Skin Tones** option allows to preserve pixels whose color is "
0967 "close to a skin tone."
0968 msgstr ""
0969 
0970 #: ../../image_editor/transform_tools.rst:391
0971 msgid "Advanced Settings"
0972 msgstr ""
0973 
0974 #: ../../image_editor/transform_tools.rst:397
0975 msgid "The digiKam Liquid Rescale Advanced Settings"
0976 msgstr ""
0977 
0978 #: ../../image_editor/transform_tools.rst:399
0979 msgid "In this section, you can tune some advanced values to tweak the tool."
0980 msgstr ""
0981 
0982 #: ../../image_editor/transform_tools.rst:401
0983 msgid ""
0984 "**Overall rigidity of the seams**: Use this value to give a negative bias to "
0985 "the seams which are not straight. May be useful to prevent distortions in "
0986 "some situations, or to avoid artifacts from pixel skipping (it is better to "
0987 "use low values in such case). This setting applies to the whole selected "
0988 "layer if no rigidity mask is used."
0989 msgstr ""
0990 
0991 #: ../../image_editor/transform_tools.rst:405
0992 msgid ""
0993 "The bias is proportional to the difference in the transversal coordinate "
0994 "between each two successive points, elevated to the power of 1.5, and summed "
0995 "up for the whole seam."
0996 msgstr ""
0997 
0998 #: ../../image_editor/transform_tools.rst:407
0999 msgid ""
1000 "**Maximum number of transversal steps**: This option lets you choose the "
1001 "maximum transversal step that the pixels in the seams can take. In the "
1002 "standard algorithm, corresponding to the default value step = 1, each pixel "
1003 "in a seam can be shifted by at most one pixel with respect to its neighbors. "
1004 "This implies that the seams can form an angle of at most 45 degrees with "
1005 "respect to their base line. Increasing the step value lets you overcome this "
1006 "limit, but may lead to the introduction of artifacts. In order to balance "
1007 "the situation, you can use the rigidity setting."
1008 msgstr ""
1009 
1010 #: ../../image_editor/transform_tools.rst:409
1011 msgid ""
1012 "**Side switch frequency**: During the carving process, at each step the "
1013 "optimal seam to be carved is chosen based on the relevance value for each "
1014 "pixel. However, in the case where two seams are equivalent (which may "
1015 "happen, for instance, when large portions of the image have the same color), "
1016 "the algorithm always chooses the seams from one side.  In some cases, this "
1017 "can pose problems, e.g. an object centered in the original image might not "
1018 "be centered in the resulting image. In order to overcome this effect, this "
1019 "setting allows the favored side to be switched automatically during "
1020 "rescaling, at the cost of slightly worse performance."
1021 msgstr ""
1022 
1023 #: ../../image_editor/transform_tools.rst:411
1024 msgid ""
1025 "**Resize Order**: Here you can set whether to resize **horizontally first** "
1026 "or **vertically first**."
1027 msgstr ""
1028 
1029 #: ../../image_editor/transform_tools.rst:414
1030 msgid "More Details About the Seam Carving Technique"
1031 msgstr ""
1032 
1033 #: ../../image_editor/transform_tools.rst:416
1034 msgid ""
1035 "The tool works by finding so-called *seams* over an image, i.e. continuous, "
1036 "zig-zagged lines transversing the image from top to bottom (*vertical* "
1037 "seams), or from left to right (*horizontal* seams). When one such seam, say "
1038 "a vertical one, is removed from an image (the *carving* operation), the "
1039 "width of the image is reduced by one pixel. Removing horizontal seams "
1040 "reduces the height. Iterating such operations (find a seam and remove it), "
1041 "one can reduce the image size at will. Collecting together all the seams "
1042 "which were carved from an image, in their respective order, constitutes what "
1043 "is called a *seams map*."
1044 msgstr ""
1045 
1046 #: ../../image_editor/transform_tools.rst:418
1047 msgid ""
1048 "Mirroring the carving process, by inserting additional seams besides the "
1049 "ones which are found by the algorithm, instead of removing them, image "
1050 "enlargement can be obtained, too. The meaning of the seam map is reversed in "
1051 "this case."
1052 msgstr ""
1053 
1054 #: ../../image_editor/transform_tools.rst:420
1055 msgid ""
1056 "In order to get good results from this technique, the main issue is finding "
1057 "which are the most suitable seams to carve or to insert. If the aim is "
1058 "simply to change the proportions of the image without affecting too much the "
1059 "content, for example, *good* seams will be those which don't cross important "
1060 "features of the image, and instead pass through a background landscape."
1061 msgstr ""
1062 
1063 #: ../../image_editor/transform_tools.rst:422
1064 msgid ""
1065 "By default, the tool tries to find the seams which cross the lowest-contrast "
1066 "areas (how this happens exactly is specified by the energy function "
1067 "settings). Therefore, each pixel of the image is assigned a so-called "
1068 "*energy value*, as the higher the contrast, the higher the energy, and seams "
1069 "are less likely to cross high-energy areas."
1070 msgstr ""
1071 
1072 #: ../../image_editor/transform_tools.rst:424
1073 msgid ""
1074 "Since in many cases this simple contrast-based method is not optimal, the "
1075 "energy function can be *biased* by the user, who can decide that some areas "
1076 "should have a higher energy (using a preservation masks) or, on the "
1077 "contrary, that they should have a lower energy (using a suppression mask), "
1078 "and therefore effectively *drive* the seams and the whole process."
1079 msgstr ""
1080 
1081 #: ../../image_editor/transform_tools.rst:426
1082 msgid ""
1083 "See below the sample image resized where width have been reduced by 30%. The "
1084 "height still the same. Look like preserved areas are not deformed while "
1085 "operation and the unwanted disappear magically."
1086 msgstr ""
1087 
1088 #: ../../image_editor/transform_tools.rst:432
1089 msgid ""
1090 "**Step 3**: The Sample Image Width Finally Reduced With Liquid Rescale Masks "
1091 "Applied"
1092 msgstr ""