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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: 2023-02-24 00:51+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/enhancement_tools.rst:1
0022 msgid "digiKam Image Editor Enhancement Tools"
0023 msgstr ""
0024 
0025 #: ../../image_editor/enhancement_tools.rst:1
0026 msgid ""
0027 "digiKam, documentation, user manual, photo management, open source, free, "
0028 "learn, easy, image, editor, healing, clone, lens, distortion, sharpen, blur, "
0029 "red, eyes, local, contrast, noise, reduction, hot, pixels, restoration, "
0030 "vignetting"
0031 msgstr ""
0032 
0033 #: ../../image_editor/enhancement_tools.rst:14
0034 msgid "Enhancement Tools"
0035 msgstr ""
0036 
0037 #: ../../image_editor/enhancement_tools.rst:16
0038 msgid "Contents"
0039 msgstr ""
0040 
0041 #: ../../image_editor/enhancement_tools.rst:21
0042 msgid "Lens Distortion Correction"
0043 msgstr ""
0044 
0045 #: ../../image_editor/enhancement_tools.rst:23
0046 msgid ""
0047 "The Lens Distortion is a tool to correct spherical lens aberrations on the "
0048 "photos."
0049 msgstr ""
0050 
0051 #: ../../image_editor/enhancement_tools.rst:25
0052 msgid ""
0053 "Barrel distortion is associated with wide angle (or minimal zoom) lenses. It "
0054 "causes the images to appear slightly spherical (curved outward) like a "
0055 "barrel. You can notice this when you have straight features close to the "
0056 "image's peripheral sides. Pincushion distortion is the opposite defect and "
0057 "is associated with Telephoto lenses (maximum zoom) or underwater images. The "
0058 "images appear pinched (bent inward) toward the center. The Pincushion is "
0059 "often less noticeable than barrel but are equally visible near the edges. "
0060 "These distortions can easily be eliminated without visible loss in quality "
0061 "with this tool."
0062 msgstr ""
0063 
0064 #: ../../image_editor/enhancement_tools.rst:29
0065 msgid ""
0066 "This tool treats the geometrical distortions. Chromatic aberrations will not "
0067 "be corrected by this tool. See the **Lens Auto Correction** tool instead."
0068 msgstr ""
0069 
0070 #: ../../image_editor/enhancement_tools.rst:31
0071 msgid ""
0072 "The following figures explain the main types of geometrical distortions:"
0073 msgstr ""
0074 
0075 #: ../../image_editor/enhancement_tools.rst:33
0076 msgid "(1): Pincushion distortion."
0077 msgstr ""
0078 
0079 #: ../../image_editor/enhancement_tools.rst:35
0080 msgid "(2): No distortion."
0081 msgstr ""
0082 
0083 #: ../../image_editor/enhancement_tools.rst:37
0084 msgid "(3): Barrel distortion."
0085 msgstr ""
0086 
0087 #: ../../image_editor/enhancement_tools.rst:43
0088 msgid "The Geometrical Distortion Types"
0089 msgstr ""
0090 
0091 #: ../../image_editor/enhancement_tools.rst:47
0092 msgid ""
0093 "A bit of explanation first. The geometrical corrections use 4th-order "
0094 "polynomial coefficients:"
0095 msgstr ""
0096 
0097 #: ../../image_editor/enhancement_tools.rst:49
0098 msgid ""
0099 "The 1st-order coefficient changes the size of the image. The tool calls this "
0100 "**Zoom**."
0101 msgstr ""
0102 
0103 #: ../../image_editor/enhancement_tools.rst:51
0104 msgid ""
0105 "The 2nd-order coefficient treats the main geometrical distortion of lenses "
0106 "and can correct the convex or concave shape of the image."
0107 msgstr ""
0108 
0109 #: ../../image_editor/enhancement_tools.rst:53
0110 msgid ""
0111 "The 3rd-order coefficient has a similar rounding effect but levels off "
0112 "towards the edges. This correction is not employed in the tool."
0113 msgstr ""
0114 
0115 #: ../../image_editor/enhancement_tools.rst:55
0116 msgid ""
0117 "The 4th-order coefficient corrects the far edges inversely to the 2nd-order "
0118 "rounding. Combining it with the 2nd-order correction the geometrical "
0119 "distortions can be almost completely eliminated."
0120 msgstr ""
0121 
0122 #: ../../image_editor/enhancement_tools.rst:61
0123 msgid "The Image Editor Lens Distortion Tool"
0124 msgstr ""
0125 
0126 #: ../../image_editor/enhancement_tools.rst:63
0127 msgid "Four sliders let you set the distortion correction filter:"
0128 msgstr ""
0129 
0130 #: ../../image_editor/enhancement_tools.rst:65
0131 msgid ""
0132 "**Main**: this value controls the amount of 2nd-order distortion. Negative "
0133 "values correct barrel distortions, while positive values correct pincushion "
0134 "distortion."
0135 msgstr ""
0136 
0137 #: ../../image_editor/enhancement_tools.rst:67
0138 msgid ""
0139 "**Edge**: this value controls the amount of 4th-order distortion. The Edge "
0140 "control has more effect at the edges of the image than at the center. For "
0141 "most lenses, the **Edge** parameter has the opposite sign of the **Main** "
0142 "parameter."
0143 msgstr ""
0144 
0145 #: ../../image_editor/enhancement_tools.rst:69
0146 msgid ""
0147 "**Zoom**: this value rescales the overall image size (1st-order correction). "
0148 "Negative values zoom out of the image, while positive values zoom in."
0149 msgstr ""
0150 
0151 #: ../../image_editor/enhancement_tools.rst:71
0152 msgid ""
0153 "**Brighten**: this control adjusts the brightness in image corners. Negative "
0154 "values decrease the brightness image corners, while positive values increase "
0155 "it."
0156 msgstr ""
0157 
0158 #: ../../image_editor/enhancement_tools.rst:73
0159 msgid ""
0160 "To help you to choose the best filter settings, the widget dialog "
0161 "illustrates with a thumbnail preview the distortion correction applied to a "
0162 "crossed mesh pattern. The values you apply to your image will be saved and "
0163 "come up with the same values as default the next time you call the tool."
0164 msgstr ""
0165 
0166 #: ../../image_editor/enhancement_tools.rst:77
0167 msgid ""
0168 "The barrel-pincushion correction should be done before any crop or size "
0169 "changes (including perspective correction). In fact the Barrel-Pincushion "
0170 "corrections should be the very first step on the original image. If you crop "
0171 "the image and then use barrel correction the effect would be obviously wrong."
0172 msgstr ""
0173 
0174 #: ../../image_editor/enhancement_tools.rst:79
0175 msgid ""
0176 "To help you finding the best correction the tool provides a vertical and "
0177 "horizontal guide. Move the mouse cursor in the image preview to display the "
0178 "dashed lines guide. Move the cursor to an important place in the image like "
0179 "the sea level or a building border and press the left mouse button for "
0180 "freeze the dashed lines position. Now, adjust the barrel/pincushion "
0181 "correction to align with the guide."
0182 msgstr ""
0183 
0184 #: ../../image_editor/enhancement_tools.rst:81
0185 msgid ""
0186 "When using pincushion correction the resulting image will have a black "
0187 "border in the corner. You will need to cut this out with a crop tool "
0188 "available in :menuselection:`Transform --> Crop` Image Editor menu or via "
0189 "the zoom slider of this dialog."
0190 msgstr ""
0191 
0192 #: ../../image_editor/enhancement_tools.rst:83
0193 msgid ""
0194 "On most images using the barrel correction is enough, however with some "
0195 "shots such as front images, frames, paintings, the next logical step is to "
0196 "use perspective correction to make all the angles 90 degrees. Note that when "
0197 "you hold your camera by hand you almost always introduce some kind of slight "
0198 "perspective distortion."
0199 msgstr ""
0200 
0201 #: ../../image_editor/enhancement_tools.rst:88
0202 msgid "Vignetting Correction"
0203 msgstr ""
0204 
0205 #: ../../image_editor/enhancement_tools.rst:91
0206 #: ../../image_editor/enhancement_tools.rst:198
0207 #: ../../image_editor/enhancement_tools.rst:405
0208 msgid "Overview"
0209 msgstr ""
0210 
0211 #: ../../image_editor/enhancement_tools.rst:93
0212 msgid ""
0213 "digiKam The Vignetting correction is a tool to correct image vignetting "
0214 "(under-exposure in the corners)."
0215 msgstr ""
0216 
0217 #: ../../image_editor/enhancement_tools.rst:95
0218 msgid ""
0219 "Wide angle lenses, especially those used in medium and large format "
0220 "photography, frequently do not uniformly illuminate the entire sensor plane. "
0221 "Instead, they *vignette* (shade) the edges and corners of the image, "
0222 "substantially reducing the light reaching the sensor there. But telelenses "
0223 "may show vignetting too."
0224 msgstr ""
0225 
0226 #: ../../image_editor/enhancement_tools.rst:97
0227 msgid ""
0228 "The traditional solution for this is to attach a *center filter* to the "
0229 "lens. This is a neutral density filter with maximum density at the optical "
0230 "axis of the lens, clear at the periphery, with density varying inversely to "
0231 "the vignetting of the lens. A center filter has many advantages: not only "
0232 "does it automatically correct for full-frame images but, since it's fixed to "
0233 "the front of the lens, it also compensates for the off-center vignetting "
0234 "which occurs when camera movements are employed for perspective or plane of "
0235 "focus adjustment."
0236 msgstr ""
0237 
0238 #: ../../image_editor/enhancement_tools.rst:99
0239 msgid ""
0240 "But there are disadvantages as well. Many center filters require a 1.5 or 2 "
0241 "f-stop filter factor adjustment, which may in turn necessitate a shutter "
0242 "speed so slow (since wide angle lenses, even with center filters, are best "
0243 "used at apertures of f/16 or smaller) that hand-holding the camera is "
0244 "impossible and motion blur becomes a problem when photographing moving "
0245 "objects."
0246 msgstr ""
0247 
0248 #: ../../image_editor/enhancement_tools.rst:101
0249 msgid ""
0250 "With the wide exposure range of present-day film and the color (or grey-"
0251 "scale) depth of digital camera or film scanners, it is possible to simulate "
0252 "the effect of a center filter by applying an equivalent transform to a raw "
0253 "image taken without the filter."
0254 msgstr ""
0255 
0256 #: ../../image_editor/enhancement_tools.rst:104
0257 msgid "Using the vignetting correction tool"
0258 msgstr ""
0259 
0260 #: ../../image_editor/enhancement_tools.rst:110
0261 msgid "The Vignetting Correction Types"
0262 msgstr ""
0263 
0264 #: ../../image_editor/enhancement_tools.rst:112
0265 msgid ""
0266 "Five sliders give you control over the vignetting correction filter, and "
0267 "three more over the target image exposure:"
0268 msgstr ""
0269 
0270 #: ../../image_editor/enhancement_tools.rst:114
0271 msgid ""
0272 "**Amount**: this option controls the degree of luminosity attenuation by the "
0273 "filter at its point of maximum amount. The default amount is 2.0, which "
0274 "corresponds to an optical filter with a 1 f-stop filter factor (or, by no "
0275 "coincidence, a factor of 2 in luminosity). Increase the amount to compensate "
0276 "for a greater degree of vignetting; reduce it for less."
0277 msgstr ""
0278 
0279 #: ../../image_editor/enhancement_tools.rst:116
0280 msgid ""
0281 "**Feather**: this option determines the rate at which the filter intensity "
0282 "falls off from the point of maximum amount toward the edges, expressed as a "
0283 "power factor. The default of 1 yields a linear reduction in filter amount "
0284 "with distance from the center. Power factors greater than 1.0 cause a faster "
0285 "fall-off (for example, a power of 2 causes the amount to decrease as the "
0286 "square of the distance from the center) and causes the effect of the filter "
0287 "to be concentrated near the center. Powers less than 1 spread out the amount "
0288 "of the filter toward the edges; a power of 0.5 causes the amount to fall as "
0289 "the square root of the distance from the center."
0290 msgstr ""
0291 
0292 #: ../../image_editor/enhancement_tools.rst:118
0293 msgid ""
0294 "**Radius**: this option specifies the radius, as a multiple of the half "
0295 "diagonal measure of the image, at which the amount of the filter falls off "
0296 "to zero (or, in other words, becomes transparent). The default value of 1.0 "
0297 "specifies a filter which is transparent at its corners. A radius "
0298 "specification greater than 1 extends the effect of the center filter beyond "
0299 "the edges of the image, while a radius less than one limits the filter's "
0300 "action to a region smaller than the image. When compensating for vignetting "
0301 "by lenses used with large format and some medium format cameras, the default "
0302 "radius factor of 1 is rarely correct! These lenses often \"cover\" an image "
0303 "circle substantially larger than the film to permit camera movements to "
0304 "control perspective and focus, and consequently have a vignetting pattern "
0305 "which extends well beyond the edges of the film, requiring a radius setting "
0306 "greater than 1 to simulate a center filter covering the entire image circle."
0307 msgstr ""
0308 
0309 #: ../../image_editor/enhancement_tools.rst:120
0310 msgid ""
0311 "**X offset** and **Y offset** settings: these options moves respectively the "
0312 "center of the filter horizontally or vertically up to the border of the "
0313 "image by the specified percentage. A negative value for the X offset will "
0314 "shift the filter to the left while a positive value will shift it to the "
0315 "right. A negative value for the Y offset will move the filter up, and "
0316 "finally a positive value will move it down."
0317 msgstr ""
0318 
0319 #: ../../image_editor/enhancement_tools.rst:122
0320 msgid ""
0321 "**Add Vignetting**: many photographs looks flat because of a distracting "
0322 "background or another composition matter. While most of time you will want "
0323 "to remove vignetting it is a fact that a selective vignetting could improve "
0324 "the readability of a photograph and draw the eyes to the intended subject. "
0325 "As an artist you may choose this option, ticking it will invert the filter "
0326 "thus darkening the corners of a photograph."
0327 msgstr ""
0328 
0329 #: ../../image_editor/enhancement_tools.rst:124
0330 msgid ""
0331 "The only way to be sure which settings of **Amount**, **Feather**, and "
0332 "**Radius** best compensate for the actual optical characteristics of a given "
0333 "lens is to expose a uniformly illuminated scene (for example, a grey card "
0334 "lit by diffuse light) and perform densitometry on the resulting image (for "
0335 "example with Adjust Level tool histogram position bar). Failing that, or "
0336 "specifications by the lens manufacturer giving the precise degree of "
0337 "vignetting at one or more working apertures, you may have to experiment with "
0338 "different settings to find those which work best for each of your lenses. "
0339 "For help you in this task, the widget dialog provide a thumbnail mask "
0340 "rendering applied on the image. Fortunately, the response of the human eye "
0341 "is logarithmic, not linear like most digital imaging sensors, so you needn't "
0342 "precisely compensate for the actual vignetting to create images which "
0343 "viewers will perceive as uniformly illuminated."
0344 msgstr ""
0345 
0346 #: ../../image_editor/enhancement_tools.rst:128
0347 msgid ""
0348 "If you want a finer exposure re-adjustment of the target image, use the "
0349 "Adjust Curve tool from Image Editor available under :menuselection:`Color --"
0350 "> Adjust Curve` menu entry."
0351 msgstr ""
0352 
0353 #: ../../image_editor/enhancement_tools.rst:131
0354 msgid "The vignetting correction tool in action"
0355 msgstr ""
0356 
0357 #: ../../image_editor/enhancement_tools.rst:133
0358 msgid ""
0359 "This is an example of an anti vignetting correction applied to an image. The "
0360 "original image on the top shows vignetting in the corners, the corrected "
0361 "image on the bottom much less. The values used for this example are:"
0362 msgstr ""
0363 
0364 #: ../../image_editor/enhancement_tools.rst:135
0365 msgid "Density = 2.6."
0366 msgstr ""
0367 
0368 #: ../../image_editor/enhancement_tools.rst:137
0369 msgid "Power = 0.9."
0370 msgstr ""
0371 
0372 #: ../../image_editor/enhancement_tools.rst:139
0373 msgid "Radius = 1.1."
0374 msgstr ""
0375 
0376 #: ../../image_editor/enhancement_tools.rst:145
0377 msgid "The Image Editor Anti-Vignetting Tool"
0378 msgstr ""
0379 
0380 #: ../../image_editor/enhancement_tools.rst:150
0381 msgid "Lens Auto Correction"
0382 msgstr ""
0383 
0384 #: ../../image_editor/enhancement_tools.rst:152
0385 msgid ""
0386 "No lens is optically perfect. Even the most expensive lenses have there own "
0387 "imperfections, however digiKam can correct lens imperfections such as "
0388 "**Distortion**, **Chromatic aberration**, **Vignetting**, and **Geometry**."
0389 msgstr ""
0390 
0391 #: ../../image_editor/enhancement_tools.rst:158
0392 msgid "The Lens Auto-Correction Tool from digiKam Image Editor"
0393 msgstr ""
0394 
0395 #: ../../image_editor/enhancement_tools.rst:160
0396 msgid ""
0397 "From Image Editor go to :menuselection:`Enhance --> Lens --> Auto "
0398 "Corrections` menu entry to start the automatic lens correction tool. This "
0399 "feature uses lens data from the `Lensfun library <https://lensfun.github.io/"
0400 ">`_ and it has a very much up to date database of lenses which are "
0401 "available. It has more than a hundred lenses in its current databases. It "
0402 "also uses the **Metadata** from the image to find-out which lens is used."
0403 msgstr ""
0404 
0405 #: ../../image_editor/enhancement_tools.rst:162
0406 msgid ""
0407 "If the exact used to take the picture is available it will mention that it "
0408 "matches with the metadata (annoted in **Green**), however if the exact match "
0409 "is not available it will choose the settings from the most closes match "
0410 "(annoted in **Orange**). In this case it also allows users to select the "
0411 "lens themselves. If metadata do not match at all, it will be annoted in "
0412 "**Red**."
0413 msgstr ""
0414 
0415 #: ../../image_editor/enhancement_tools.rst:168
0416 msgid "Metadata Match with LensFun Database"
0417 msgstr ""
0418 
0419 #: ../../image_editor/enhancement_tools.rst:174
0420 msgid "Metadata Match Partially with LensFun Database"
0421 msgstr ""
0422 
0423 #: ../../image_editor/enhancement_tools.rst:180
0424 msgid "Metadata do not Match with LensFun Database"
0425 msgstr ""
0426 
0427 #: ../../image_editor/enhancement_tools.rst:182
0428 msgid ""
0429 "You can either enable or disable the helper **Grid** lines to visualise how "
0430 "the geometrical distortion are corrected on image."
0431 msgstr ""
0432 
0433 #: ../../image_editor/enhancement_tools.rst:188
0434 msgid ""
0435 "The Lens Auto-Correction Tool Displaying the Helper Grid over the Canvas"
0436 msgstr ""
0437 
0438 #: ../../image_editor/enhancement_tools.rst:190
0439 msgid ""
0440 "Select the corrections you want to apply move you mouse inwards and outwards "
0441 "of the preview window which will show you before and after. When you are "
0442 "satisfied with the result press **OK**."
0443 msgstr ""
0444 
0445 #: ../../image_editor/enhancement_tools.rst:195
0446 msgid "Hot Pixels Correction"
0447 msgstr ""
0448 
0449 #: ../../image_editor/enhancement_tools.rst:200
0450 msgid ""
0451 "digiKam The Hot Pixels tool facilitates removing hot pixels from photographs "
0452 "taken with a camera electronic sensor."
0453 msgstr ""
0454 
0455 #: ../../image_editor/enhancement_tools.rst:202
0456 msgid ""
0457 "Most current digital cameras produce images with several brightly colored "
0458 "**Bad Pixels** when using slow shutter speeds. Night images can be ruined by "
0459 "these Bad Pixels. There are three different types of Bad Pixels:"
0460 msgstr ""
0461 
0462 #: ../../image_editor/enhancement_tools.rst:204
0463 msgid ""
0464 "**Stuck pixels**: it's a pixel that always reads high or is always on to "
0465 "maximum power on all exposures. This produces a bright pixel usually of red, "
0466 "blue or green color in the final image. A stuck pixel will occur regardless "
0467 "of shutter speed, aperture size or any other user settings. It will occur on "
0468 "a normal exposure and tends to be more obvious under bright condition."
0469 msgstr ""
0470 
0471 #: ../../image_editor/enhancement_tools.rst:206
0472 msgid ""
0473 "**Dead pixels**: it's a pixel that reads zero or is always off on all "
0474 "exposures. This state produces a black pixel in the final image. Similar to "
0475 "stuck pixel, a dead pixel will occur regardless of shutter speed, aperture "
0476 "size or any other user settings."
0477 msgstr ""
0478 
0479 #: ../../image_editor/enhancement_tools.rst:208
0480 msgid ""
0481 "**Hot pixels**: it's a pixel that reads high (bright) on longer exposures as "
0482 "white, red, or green color. The longer the exposure time, the more visible "
0483 "hot pixels will become. These pixels will not be visible in bright "
0484 "conditions."
0485 msgstr ""
0486 
0487 #: ../../image_editor/enhancement_tools.rst:210
0488 msgid ""
0489 "Note that stuck or dead pixels will occur at the same location for all "
0490 "images. If the location of the stuck or dead pixel occurs at different "
0491 "locations, it may be a Hot Pixel."
0492 msgstr ""
0493 
0494 #: ../../image_editor/enhancement_tools.rst:212
0495 msgid ""
0496 "Stuck, dead or hot pixels are a problem in particular when shooting in high "
0497 "quality raw mode since many cameras have built-in hot pixel suppression "
0498 "applied automatically when JPEG compression is used (which is mostly the "
0499 "case)."
0500 msgstr ""
0501 
0502 #: ../../image_editor/enhancement_tools.rst:214
0503 msgid ""
0504 "This tool can be used to fix the **Hot pixels** and **Stuck Pixels** on a "
0505 "photograph using a **Black Frame** subtraction method. There is not a manual "
0506 "editor to select Bad Pixels."
0507 msgstr ""
0508 
0509 #: ../../image_editor/enhancement_tools.rst:217
0510 msgid "Create the Black Frames"
0511 msgstr ""
0512 
0513 #: ../../image_editor/enhancement_tools.rst:219
0514 msgid ""
0515 "The Black Frame subtraction method is the most accurate \"Hot Pixels\" and "
0516 "\"Stuck Pixels\" removal. First you have to create a \"Black Frame\" as a "
0517 "reference. This is easy to do. When you finish taking your long exposure "
0518 "shots, put a lens cap on the camera and take one \"dark\" image with the "
0519 "same exposure time as the images before. This image will be all dark, but "
0520 "with close examination you will see that it has the Hot and Stuck Pixels "
0521 "(colored dots). These are positioned at the same places as on your previous "
0522 "shots."
0523 msgstr ""
0524 
0525 #: ../../image_editor/enhancement_tools.rst:221
0526 msgid ""
0527 "Load this file to the widget using the **Black Frame** button. The tool will "
0528 "process an automatic detection of Hot and Stuck Pixels. They will be "
0529 "highlighted in the control panel preview areas."
0530 msgstr ""
0531 
0532 #: ../../image_editor/enhancement_tools.rst:225
0533 msgid ""
0534 "If you use an old digital camera, it is important to re-shoot the Black "
0535 "Frame next time you are taking a long exposure images to detect new Hot and "
0536 "Stuck Pixels on sensor defects."
0537 msgstr ""
0538 
0539 #: ../../image_editor/enhancement_tools.rst:228
0540 msgid "Using the Hotpixel Tool"
0541 msgstr ""
0542 
0543 #: ../../image_editor/enhancement_tools.rst:234
0544 msgid "The Image Editor Hot Pixels Tool"
0545 msgstr ""
0546 
0547 #: ../../image_editor/enhancement_tools.rst:236
0548 msgid ""
0549 "At first, as explained in the previous section, you need to load a Black "
0550 "Frame corresponding to the image to correct. An automatic parsing will be "
0551 "processed on the Black Frame to find bad pixels. Note that the widget will "
0552 "remember the previous Black Frame used on the last session and it will be re-"
0553 "opened automatically with the next session."
0554 msgstr ""
0555 
0556 #: ../../image_editor/enhancement_tools.rst:238
0557 msgid ""
0558 "The image panel and the original preview help you to pan within the image. "
0559 "The preview window shows the filter output using the current settings. Bad "
0560 "Pixels are highlighted on preview area."
0561 msgstr ""
0562 
0563 #: ../../image_editor/enhancement_tools.rst:240
0564 msgid ""
0565 "Select an area to see bad pixels on preview and the filter result using "
0566 "*Separate View* options of image panel. Choose the best **Filter** method to "
0567 "interpolate pixels or pixel blocks. These are the available filters:"
0568 msgstr ""
0569 
0570 #: ../../image_editor/enhancement_tools.rst:242
0571 msgid ""
0572 "**Average**: the pixels adjacent to the pixel block are averaged. The "
0573 "resulting color is assigned to all pixels in the block. For 1-dimensional "
0574 "interpolation, this is done separately for one pixel-wide, horizontal or "
0575 "vertical stripes."
0576 msgstr ""
0577 
0578 #: ../../image_editor/enhancement_tools.rst:244
0579 msgid ""
0580 "**Linear**: the pixels which have a distance of 1 from the pixel block are "
0581 "used to calculate a bi-linear surface (2-dim), or a group of linear curves "
0582 "(1-dim), which is then used to assign interpolated colors to the pixels in "
0583 "the block."
0584 msgstr ""
0585 
0586 #: ../../image_editor/enhancement_tools.rst:246
0587 msgid ""
0588 "**Quadratic**: this is the default filtering method. The pixels which have a "
0589 "distance of 2 or less from the pixel block are used to calculate a bi-"
0590 "quadratic surface (2-dim), or a group of quadratic curves (1-dim), which is "
0591 "then used to assign interpolated colors to the pixels in the block."
0592 msgstr ""
0593 
0594 #: ../../image_editor/enhancement_tools.rst:248
0595 msgid ""
0596 "**Cubic**: the pixels which have a distance of 3 or less from the pixel "
0597 "block are used to calculate a bi-cubic surface (2-dim), or a group of cubic "
0598 "curves (1-dim), which is then used to assign interpolated colors to the "
0599 "pixels in the block."
0600 msgstr ""
0601 
0602 #: ../../image_editor/enhancement_tools.rst:253
0603 msgid "Local Contrast Tool"
0604 msgstr ""
0605 
0606 #: ../../image_editor/enhancement_tools.rst:255
0607 msgid "The Local Contrast tool render pseudo-HDR image."
0608 msgstr ""
0609 
0610 #: ../../image_editor/enhancement_tools.rst:257
0611 msgid ""
0612 "There are multiple ways to render HDR image to improve photos containing "
0613 "under or overexposed areas. With camera devices, usual tools let you merge "
0614 "multiple shots with different exposures into one perfectly exposed photo. "
0615 "This work nicely but require some limitation, as for example the necessity "
0616 "to shot static subjects. But what if you have just in case of single image, "
0617 "or with dynamic subjects? You might want to give a try to the Local Contrast "
0618 "feature. It uses a Low Dynamic Range `Tonemapping <https://en.wikipedia.org/"
0619 "wiki/Tone_mapping>`_ which is designed to improve the dynamic range of the "
0620 "photo by reducing its global contrast and increasing the local contrast. It "
0621 "does so by generating a desaturated and blurred version of the photo. It "
0622 "then combines the RGB channels of the original photo with the desaturated "
0623 "blurred image using either the Linear or Power function. Sounds complicated? "
0624 "Don’t worry, the Local Contrast tool is rather straightforward to use, so "
0625 "you don’t have to understand all its intricacies in order to achieve "
0626 "pleasing results."
0627 msgstr ""
0628 
0629 #: ../../image_editor/enhancement_tools.rst:263
0630 msgid "The Image Editor Local Contrast Tool"
0631 msgstr ""
0632 
0633 #: ../../image_editor/enhancement_tools.rst:265
0634 msgid ""
0635 "Open the photo you want in the editor and choose :menuselection:`Enhance --> "
0636 "Local Contrast`. The tool lets you apply up to four tonemapping operations "
0637 "called stages. Each **Stage** offers two parameters for you to tweak: "
0638 "**Power** and **Blur**. The former allows you to specify the desaturation "
0639 "level, while the latter lets you adjust the affected areas on the photo. To "
0640 "preview the result, hit the **Try** button. Once you are satisfied with the "
0641 "result, press **OK** to apply the process to the photo."
0642 msgstr ""
0643 
0644 #: ../../image_editor/enhancement_tools.rst:267
0645 msgid ""
0646 "While the Local Contrast tool may sound like an easy way to fix photos, you "
0647 "should use it with care: sometimes it can do more damage than good, "
0648 "producing unnaturally looking photos."
0649 msgstr ""
0650 
0651 #: ../../image_editor/enhancement_tools.rst:272
0652 msgid "Noise Reduction"
0653 msgstr ""
0654 
0655 #: ../../image_editor/enhancement_tools.rst:274
0656 msgid ""
0657 "digiKam The Noise Reduction is a powerful tool to reduce the image noise."
0658 msgstr ""
0659 
0660 #: ../../image_editor/enhancement_tools.rst:276
0661 msgid ""
0662 "This tool provides selectable image filters to remove specks or other "
0663 "artifacts caused by junk such as dust or hair on the lens. It also can be "
0664 "used to remove Sensor Noise from the camera that maybe caused by high ISO "
0665 "settings, as well as the so-called Moiré Patterns on scanned images from "
0666 "books or magazines."
0667 msgstr ""
0668 
0669 #: ../../image_editor/enhancement_tools.rst:278
0670 msgid ""
0671 "If you want more information about what's digital camera sensor noise, "
0672 "please take a look in `this tutorial <https://www.cambridgeincolour.com/"
0673 "tutorials/image-noise.htm/>`_."
0674 msgstr ""
0675 
0676 #: ../../image_editor/enhancement_tools.rst:284
0677 msgid "The Image Editor Noise Reduction Tool"
0678 msgstr ""
0679 
0680 #: ../../image_editor/enhancement_tools.rst:286
0681 msgid ""
0682 "The above screenshot shows a typical scene taken with an digital camera "
0683 "using a high sensitivity ISO setting. It shows grainy noise which can be "
0684 "reduced successfully with this tool."
0685 msgstr ""
0686 
0687 #: ../../image_editor/enhancement_tools.rst:288
0688 msgid ""
0689 "The re-sizeable image panel with the original preview helps you to pan "
0690 "within the image. Move the red rectangle around to select the area that lets "
0691 "you judge on the optimal filter settings. The preview window shows the "
0692 "filter output using the current settings. It can be rearranged in four "
0693 "different combinations as depicted in the icons below the original preview. "
0694 "This screenshot shows the first arrangement where the same cutout is shown "
0695 "for comparison. On the bottom of preview area, you can see **Zoom Factor** "
0696 "settings to magnify an area of the image."
0697 msgstr ""
0698 
0699 #: ../../image_editor/enhancement_tools.rst:290
0700 msgid "You can see below a full description of all parameters:"
0701 msgstr ""
0702 
0703 #: ../../image_editor/enhancement_tools.rst:292
0704 msgid ""
0705 "**Estimate Noise**: compute automatically all noise reduction settings by a "
0706 "parse of noise contained in image. By default it recommended to turn on this "
0707 "option and check the result. If reduction of noise is not enough efficient "
0708 "or damage the image, turn off this option, and adjust the **Luminance**, "
0709 "**Chrominance Blue**, and **Chrominance Red** settings manually."
0710 msgstr ""
0711 
0712 #: ../../image_editor/enhancement_tools.rst:294
0713 msgid ""
0714 "**Threshold**: use the slider for coarse adjustment, and the spin control "
0715 "for fine adjustment. The threshold is the value below which everything is "
0716 "considered noise. This value should be set so that edges and details are "
0717 "clearly visible and noise is smoothed out. These settings exists for the "
0718 "**Luminance**, **Chrominance Blue**, and **Chrominance Red** channels. "
0719 "Simply adjust it and watch the preview. Adjustment must be made carefully, "
0720 "because the gap between noisy, smooth, and blur is very small. Adjust it as "
0721 "carefully as you would adjust the focus of a camera."
0722 msgstr ""
0723 
0724 #: ../../image_editor/enhancement_tools.rst:296
0725 msgid ""
0726 "**Softness**: use the slider for coarse adjustment, and the spin control for "
0727 "fine adjustment. The softness adjusts the level of the thresholding (soft as "
0728 "opposed to hard thresholding). The higher the softness the more noise "
0729 "remains in the image. These settings exists for the **Luminance**, "
0730 "**Chrominance Blue**, and **Chrominance Red** channels. Simply adjust it and "
0731 "watch the preview. As for the Threshold settings, adjustment must be made "
0732 "carefully, because the gap between noisy, smooth, and blur is very small. "
0733 "Adjust it as carefully as you would adjust the focus of a camera."
0734 msgstr ""
0735 
0736 #: ../../image_editor/enhancement_tools.rst:298
0737 msgid ""
0738 "**Save As** and **Load**: these buttons are used to do just that. Any Noise "
0739 "Reduction parameters that you have set can be saved to the filesystem and "
0740 "loaded later."
0741 msgstr ""
0742 
0743 #: ../../image_editor/enhancement_tools.rst:300
0744 #: ../../image_editor/enhancement_tools.rst:510
0745 msgid "**Defaults**: this button resets all settings to default values."
0746 msgstr ""
0747 
0748 #: ../../image_editor/enhancement_tools.rst:305
0749 msgid "Blur Tool"
0750 msgstr ""
0751 
0752 #: ../../image_editor/enhancement_tools.rst:307
0753 msgid "The Blur Tool is dedicated to soft an image."
0754 msgstr ""
0755 
0756 #: ../../image_editor/enhancement_tools.rst:309
0757 msgid ""
0758 "Sometimes an image is too crisp for your purposes. The solution is to blur "
0759 "it a bit: fortunately blurring an image is much easier than sharpening it. "
0760 "Select the **Blur Tool** with the :menuselection:`Enhance --> Blur` menu "
0761 "entry and experiment with the level. The preview window on the right of the "
0762 "dialog shows the effect of the operation on your photograph."
0763 msgstr ""
0764 
0765 #: ../../image_editor/enhancement_tools.rst:315
0766 msgid "The Image Editor Blur Tool"
0767 msgstr ""
0768 
0769 #: ../../image_editor/enhancement_tools.rst:320
0770 msgid "Photograph Restoration"
0771 msgstr ""
0772 
0773 #: ../../image_editor/enhancement_tools.rst:322
0774 msgid ""
0775 "digiKam The Photograph Restoration is definitely one of the most advanced "
0776 "tools to reduce photograph artifacts."
0777 msgstr ""
0778 
0779 #: ../../image_editor/enhancement_tools.rst:324
0780 msgid ""
0781 "This fantastic restoration filter is a development providing unprecedented "
0782 "possibilities in the public domain to remove lots of unwanted stuff from "
0783 "your images. It is well adapted to deal with degraded images suffering from "
0784 "Gaussian noise, film grain, scratches or compression artifacts and local "
0785 "degradations usually encountered in digital (original or digitized) images. "
0786 "The smoothing happens along the image curvatures, thus preserving the "
0787 "meaningful content much alike our human eye would want it."
0788 msgstr ""
0789 
0790 #: ../../image_editor/enhancement_tools.rst:330
0791 msgid "The Image Editor Restoration Tool"
0792 msgstr ""
0793 
0794 #: ../../image_editor/enhancement_tools.rst:332
0795 msgid ""
0796 "The tool comes with several presets as starting points and to simplify the "
0797 "restoration. The preset settings available are listed below:"
0798 msgstr ""
0799 
0800 #: ../../image_editor/enhancement_tools.rst:334
0801 msgid ""
0802 "**None**: Using most common default filter settings not optimized for any "
0803 "particular purpose."
0804 msgstr ""
0805 
0806 #: ../../image_editor/enhancement_tools.rst:336
0807 msgid ""
0808 "**Reduce Uniform Noise**: Optimum settings for image noise due to sensors."
0809 msgstr ""
0810 
0811 #: ../../image_editor/enhancement_tools.rst:338
0812 msgid ""
0813 "**Reduce JPEG Artifacts**: JPEG's compression is not perfect, in fact for "
0814 "some types of images it is far from it. As a lossy compression algorithm, "
0815 "there are some compression \"artifacts\" - slight defaults showing in the "
0816 "decompressed image. This setting aims at correcting this problem."
0817 msgstr ""
0818 
0819 #: ../../image_editor/enhancement_tools.rst:340
0820 msgid ""
0821 "**Reduce Texturing**: Optimized to remove artifacts from scanning, "
0822 "digitizing or Moire patterns."
0823 msgstr ""
0824 
0825 #: ../../image_editor/enhancement_tools.rst:342
0826 msgid ""
0827 "If you want to set filter parameters for finer adjustments, use **General** "
0828 "and **Advanced Settings** tabs:"
0829 msgstr ""
0830 
0831 #: ../../image_editor/enhancement_tools.rst:348
0832 msgid "The Image Editor Restoration Tool Preset Settings"
0833 msgstr ""
0834 
0835 #: ../../image_editor/enhancement_tools.rst:350
0836 msgid ""
0837 "**Detail Preservation** p [0, 100]: this controls the preservation of the "
0838 "curvatures (features). A low value forces an equal smoothing across the "
0839 "image, whereas bigger values preferably smooth the homogeneous regions and "
0840 "leaves the details sharper. A value of 0.9 should well preserve details so "
0841 "that no sharpening is required afterwards. Note that **Detail Preservation** "
0842 "must be always inferior to **Anisotropy**."
0843 msgstr ""
0844 
0845 #: ../../image_editor/enhancement_tools.rst:352
0846 msgid ""
0847 "**Anisotropy alpha** [0, 100]: a low value smooths equally in all "
0848 "directions, whereas a value close to 1 smooths in one direction only. If you "
0849 "have film grain or CCD kind of noise a high value will result in wave-like "
0850 "pattern, whereas JPEG artifacts are suited for values close to 1."
0851 msgstr ""
0852 
0853 #: ../../image_editor/enhancement_tools.rst:354
0854 msgid ""
0855 "**Smoothing** [0, 500]: this sets the maximum overall smoothing factor (when "
0856 "p defines the relative smoothing). Set it according to the noise level."
0857 msgstr ""
0858 
0859 #: ../../image_editor/enhancement_tools.rst:356
0860 msgid ""
0861 "**Regularity** [0, 100]: this parameter is concerned with the uniformity of "
0862 "the smoothing. Imagine the smoothing process as a combing of the image. Then "
0863 "the Regularity would correspond to the size of the comb. The bigger this "
0864 "value, the more even the overall smoothing will be. This is necessary when "
0865 "much noise is present since it is then difficult to estimate the local "
0866 "geometry. Also if you want to achieve a 'van Gogh' turbulence effect, "
0867 "setting it higher than 3 is recommended."
0868 msgstr ""
0869 
0870 #: ../../image_editor/enhancement_tools.rst:358
0871 msgid ""
0872 "**Filter Iterations**: number of times the blurring algorithm is applied. "
0873 "Usually 1 or 2 is sufficient."
0874 msgstr ""
0875 
0876 #: ../../image_editor/enhancement_tools.rst:364
0877 msgid "The Image Editor Restoration Tool Advanced Settings"
0878 msgstr ""
0879 
0880 #: ../../image_editor/enhancement_tools.rst:366
0881 msgid ""
0882 "**Angular Step** da [5, 90]: angular integration of the anisotropy alpha. If "
0883 "alpha is chosen small, da should also be chosen small. But beware, small "
0884 "angles result in long runs! Choose it as large as you can accept."
0885 msgstr ""
0886 
0887 #: ../../image_editor/enhancement_tools.rst:368
0888 msgid ""
0889 "**Integral Step** [0.1, 10]: spatial integration step width in terms of "
0890 "pixels. Should remain less than 1 (sub-pixel smoothing) and never be higher "
0891 "than 2."
0892 msgstr ""
0893 
0894 #: ../../image_editor/enhancement_tools.rst:370
0895 msgid ""
0896 "**Use Linear Interpolation**: The gain in quality if you select this option "
0897 "is only marginal and you lose a factor of 2 in speed. Our recommendation is "
0898 "to leave it off."
0899 msgstr ""
0900 
0901 #: ../../image_editor/enhancement_tools.rst:372
0902 msgid ""
0903 "**Save As** and **Load** buttons are used to do just that. Any Photograph "
0904 "Restoration filter settings that you have set can be saved to the filesystem "
0905 "in a text file and loaded later."
0906 msgstr ""
0907 
0908 #: ../../image_editor/enhancement_tools.rst:376
0909 msgid ""
0910 "Photograph restoration is (comparatively) very fast in what it is doing, but "
0911 "it can take a long time to run and cause high CPU load. You may always abort "
0912 "computation by pressing **Abort** button during preview rendering."
0913 msgstr ""
0914 
0915 #: ../../image_editor/enhancement_tools.rst:381
0916 msgid "Remove Red Eyes"
0917 msgstr ""
0918 
0919 #: ../../image_editor/enhancement_tools.rst:383
0920 msgid ""
0921 "Red eyes are caused when the camera flashlight is used to take photographs "
0922 "of people. The red is the reflection from the back of the eye which can be "
0923 "seen because the pupil cannot react quickly enough to the flash. By the way, "
0924 "with a separate flash light the red eye effect is less likely because of the "
0925 "different viewing angle of flash and lens. You can correct some of the worst "
0926 "effect of Red Eye by selecting the area of the eye on the photograph, in the "
0927 "same way as described for cropping above. Then select :menuselection:"
0928 "`Enhance --> Red Eye Reduction`."
0929 msgstr ""
0930 
0931 #: ../../image_editor/enhancement_tools.rst:385
0932 msgid "How it works"
0933 msgstr ""
0934 
0935 #: ../../image_editor/enhancement_tools.rst:387
0936 msgid ""
0937 "Set the preview mode to your liking. Adjust region of image to the eyes of "
0938 "face to fix."
0939 msgstr ""
0940 
0941 #: ../../image_editor/enhancement_tools.rst:389
0942 msgid ""
0943 "A neural network engine parse the image contents to localize automatically "
0944 "eyes and the red pupils."
0945 msgstr ""
0946 
0947 #: ../../image_editor/enhancement_tools.rst:391
0948 msgid ""
0949 "The **Red Level** setting adjusts the amount of red eyes removal, in "
0950 "aggressive mode or not."
0951 msgstr ""
0952 
0953 #: ../../image_editor/enhancement_tools.rst:397
0954 msgid "The Image Editor Red Eyes Removal"
0955 msgstr ""
0956 
0957 #: ../../image_editor/enhancement_tools.rst:402
0958 msgid "Image Sharpening"
0959 msgstr ""
0960 
0961 #: ../../image_editor/enhancement_tools.rst:407
0962 msgid ""
0963 "digiKam provides three different tools for sharpening, with each having "
0964 "merits in a different area."
0965 msgstr ""
0966 
0967 #: ../../image_editor/enhancement_tools.rst:409
0968 msgid ""
0969 "**Simple Sharp** is a traditional sharpening tool, which is very fast and "
0970 "easy, but may quickly produce grainy images, in particular in dark areas."
0971 msgstr ""
0972 
0973 #: ../../image_editor/enhancement_tools.rst:411
0974 msgid ""
0975 "**Unsharp Mask** works on the edge contrast to make an image appear sharper, "
0976 "but it actually does not sharpen at all, it works rather psychovisually. It "
0977 "can be used to remove atmospheric haze, and here it does a real good job. "
0978 "The algorithm was taken from the Gimp, and it is copyrighted by Winston "
0979 "Chang."
0980 msgstr ""
0981 
0982 #: ../../image_editor/enhancement_tools.rst:413
0983 msgid ""
0984 "**Refocus** is probably the best of the three because it actually improves "
0985 "sharpness. It is a bit more involved in its application as is has several "
0986 "parameters to play with."
0987 msgstr ""
0988 
0989 #: ../../image_editor/enhancement_tools.rst:415
0990 msgid ""
0991 "Out-of-focus photographs, as well as most digitized images, need correction "
0992 "of sharpness. This is due to the digitizing process that must chop up a "
0993 "color continuum in points with slightly different colors: elements thinner "
0994 "than sampling frequency will be averaged into an uniform color. Thus, sharp "
0995 "borders are rendered a little blurred. The same phenomenon appears when "
0996 "printing color dots on paper. SLR cameras need even more sharpening on a "
0997 "regular basis than consumer cameras."
0998 msgstr ""
0999 
1000 #: ../../image_editor/enhancement_tools.rst:417
1001 msgid ""
1002 "Whereas JPEG images have some camera-internal sharpening applied, RAW format "
1003 "images always need sharpening in their workflow."
1004 msgstr ""
1005 
1006 #: ../../image_editor/enhancement_tools.rst:419
1007 msgid ""
1008 "Some scanners apply a sharpen filter while scanning. It's worth to disable "
1009 "it so that you keep control over your image."
1010 msgstr ""
1011 
1012 #: ../../image_editor/enhancement_tools.rst:422
1013 msgid "Adjusting Sharpness"
1014 msgstr ""
1015 
1016 #: ../../image_editor/enhancement_tools.rst:424
1017 msgid ""
1018 "If the camera focus is not set perfectly or if the camera is moving when the "
1019 "image is taken the result is a blurred photograph. If there is a lot of "
1020 "blurring, you probably will not be able to do much about it with any "
1021 "technique. If there is only a moderate amount, you should be able to improve "
1022 "the image. Many good SLR cameras apply less image processing to the images "
1023 "than simpler cameras (which tend to artificially increase the contrast to "
1024 "make the images look crisp). This kind of slight blur can be easily improved "
1025 "with tools."
1026 msgstr ""
1027 
1028 #: ../../image_editor/enhancement_tools.rst:426
1029 msgid ""
1030 "In some situations, you may be able to get useful results by sharpening an "
1031 "photograph using the Sharpen tool by the :menuselection:`Enhance --> "
1032 "Sharpen` menu entry and the **Sharpen** option from **Method** setting."
1033 msgstr ""
1034 
1035 #: ../../image_editor/enhancement_tools.rst:432
1036 msgid "The Image Editor Sharpen Tool"
1037 msgstr ""
1038 
1039 #: ../../image_editor/enhancement_tools.rst:434
1040 msgid ""
1041 "You should be careful with this though, or the results will not look very "
1042 "natural: sharpening increases the apparent sharpness of edges in the "
1043 "photograph, but also amplifies noise. Generally, the most useful technique "
1044 "for sharpening a fuzzy photograph is the Refocus tool. You can access it "
1045 "with the **Refocus** option from **Method** setting. Look at Refocus for "
1046 "more information and a comparison of all the sharpening techniques."
1047 msgstr ""
1048 
1049 #: ../../image_editor/enhancement_tools.rst:437
1050 msgid "Reducing Graininess In a Photograph"
1051 msgstr ""
1052 
1053 #: ../../image_editor/enhancement_tools.rst:439
1054 msgid ""
1055 "When you take a photograph in low-light conditions or with a very fast "
1056 "exposure time, the camera does not get enough data to make good estimates of "
1057 "the true color at each pixel, and consequently the resulting photograph "
1058 "looks grainy. You can \"smooth out\" the graininess by blurring the image, "
1059 "but then you will also lose sharpness. Probably the best approach - if the "
1060 "graininess is not too bad - is to use the filter **Noise Reduction** tool, "
1061 "and you can access it by the :menuselection:`Enhance --> Noise Reduction` "
1062 "menu entry."
1063 msgstr ""
1064 
1065 #: ../../image_editor/enhancement_tools.rst:442
1066 msgid "Softening a Photograph"
1067 msgstr ""
1068 
1069 #: ../../image_editor/enhancement_tools.rst:444
1070 msgid ""
1071 "Sometimes you have the opposite problem: an image is too crisp. The solution "
1072 "is to blur it a bit: fortunately blurring an image is much easier than "
1073 "sharpening it. Select the **Blur Tool** with the :menuselection:`Enhance --> "
1074 "Blur` menu entry and experiment with the level. The preview window on the "
1075 "right of the dialog shows the effect of the operation on your photograph."
1076 msgstr ""
1077 
1078 #: ../../image_editor/enhancement_tools.rst:447
1079 msgid "The Unsharp Mask Filter"
1080 msgstr ""
1081 
1082 #: ../../image_editor/enhancement_tools.rst:451
1083 msgid ""
1084 "The **Unsharp Mask** filter is an excellent tool to remove haze from your "
1085 "photographs."
1086 msgstr ""
1087 
1088 #: ../../image_editor/enhancement_tools.rst:457
1089 msgid "The Image Editor Unsharpen Mask Tool"
1090 msgstr ""
1091 
1092 #: ../../image_editor/enhancement_tools.rst:459
1093 #: ../../image_editor/enhancement_tools.rst:484
1094 msgid ""
1095 "The image panel and the original preview help you to pan within the image. "
1096 "The preview window shows the filter output using the current settings."
1097 msgstr ""
1098 
1099 #: ../../image_editor/enhancement_tools.rst:461
1100 msgid ""
1101 "There are two important parameters, **Radius** and **Amount**. The default "
1102 "values often work pretty well, so you should try them first. Increasing "
1103 "either the **Radius** or the **Amount** increases the strength of the "
1104 "effect. Don't get carried away, though: if you make the unsharp mask too "
1105 "strong, it will amplify noise in the image and create the impressions of "
1106 "ridges next to sharp edges."
1107 msgstr ""
1108 
1109 #: ../../image_editor/enhancement_tools.rst:463
1110 msgid ""
1111 "The **Radius** allows you to set how many pixels on either side of an edge "
1112 "that will be affected by sharpening. High resolution images allow higher "
1113 "radius. You'd better always sharpen an image at its final resolution."
1114 msgstr ""
1115 
1116 #: ../../image_editor/enhancement_tools.rst:465
1117 msgid ""
1118 "The **Amount** control is the percentage of the difference between the "
1119 "original and the blur image that is added back into the original. It allows "
1120 "you to set strength of sharpening."
1121 msgstr ""
1122 
1123 #: ../../image_editor/enhancement_tools.rst:467
1124 msgid ""
1125 "The **Threshold** control is a fraction of the maximum RGB value, needed to "
1126 "apply the difference amount. It allows you to set the minimum difference in "
1127 "pixel values that indicates an edge where sharpening should be applied. That "
1128 "way, you can protect areas of smooth tonal transition from sharpening, and "
1129 "avoid creation of blemishes in face, sky or water surface."
1130 msgstr ""
1131 
1132 #: ../../image_editor/enhancement_tools.rst:470
1133 msgid "Refocus a Photograph"
1134 msgstr ""
1135 
1136 #: ../../image_editor/enhancement_tools.rst:472
1137 msgid ""
1138 "The Refocus is a tool to refocus an image by enhancing the sharpness. It "
1139 "uses the deconvolution Filter algorithm."
1140 msgstr ""
1141 
1142 #: ../../image_editor/enhancement_tools.rst:474
1143 msgid ""
1144 "This tool attempts to \"refocus\" an image by undoing the defocussing. This "
1145 "is better than just trying to sharpen a photograph. It is employing a "
1146 "technique called FIR Wiener Filtering. The traditional technique for "
1147 "sharpening images is to use unsharp masking. Refocus generally produces "
1148 "better results than Unsharp masking. Start it from the :menuselection:"
1149 "`Enhance --> Sharpen` menu entry and **Refocus** option."
1150 msgstr ""
1151 
1152 #: ../../image_editor/enhancement_tools.rst:476
1153 msgid ""
1154 "The Refocus technique works differently from **Unsharp Mask** and is also "
1155 "unlike the **Sharpen** Filter which both increase the contrast of the edges "
1156 "of an image. Refocus rather reverses the process by which the image got "
1157 "blurred by the circular aperture of the camera. This method gives you as "
1158 "much of the original \"in focus\" image as possible. Refocus uses a very "
1159 "powerful deconvolution algorithm that will reclaim the data that has been "
1160 "mixed up. In mathematical terms, blurring is usually the result of a "
1161 "convolution, a deconvolution will reverse the process, this is exactly what "
1162 "Refocus is doing. Furthermore, the FIR filter technique allows to remove "
1163 "much of the noise and granularity that often gets accentuated in the "
1164 "sharpening process of all sharpening filters."
1165 msgstr ""
1166 
1167 #: ../../image_editor/enhancement_tools.rst:482
1168 msgid "The Image Editor Refocus Tool"
1169 msgstr ""
1170 
1171 #: ../../image_editor/enhancement_tools.rst:486
1172 msgid ""
1173 "In most cases (blurring by camera) a circular convolution caused the image "
1174 "degradation, but there are two convolutions available:"
1175 msgstr ""
1176 
1177 #: ../../image_editor/enhancement_tools.rst:488
1178 msgid ""
1179 "The **Circular convolution**: this one spreads each source point uniformly "
1180 "across a small disk with a fixed radius. Technically this describes the "
1181 "effects of using a (ideal) lens that is not correctly focused."
1182 msgstr ""
1183 
1184 #: ../../image_editor/enhancement_tools.rst:490
1185 msgid ""
1186 "The **Gaussian convolution**: this one is mathematically similar to the "
1187 "normal distribution, with its bell-shaped curve. Originates rather from "
1188 "unnatural blurring (software blurring). From a theoretical point of view the "
1189 "mathematical justification for using the Gaussian convolution is that when "
1190 "you a apply a large number of independent random convolutions the results "
1191 "will always approach a Gaussian convolution."
1192 msgstr ""
1193 
1194 #: ../../image_editor/enhancement_tools.rst:492
1195 msgid ""
1196 "The refocus tool supports both the Circular and the Gaussian convolution "
1197 "plus mixtures of both."
1198 msgstr ""
1199 
1200 #: ../../image_editor/enhancement_tools.rst:494
1201 msgid ""
1202 "In practice, in most cases the Circular convolution works much better than "
1203 "the Gaussian convolution. The Gaussian convolution has a very long tail, so "
1204 "mathematically the result of the convolution also depends on source pixels "
1205 "at a large distance from the original source pixel. The FIR Wiener inverse "
1206 "of a Gaussian convolution in most cases is heavily influenced by source "
1207 "pixels at a large distances, and in most cases this produces undesirable "
1208 "results."
1209 msgstr ""
1210 
1211 #: ../../image_editor/enhancement_tools.rst:496
1212 msgid ""
1213 "To set correctly the deconvolution filter, the plug-in has the following "
1214 "parameters:"
1215 msgstr ""
1216 
1217 #: ../../image_editor/enhancement_tools.rst:498
1218 msgid ""
1219 "**Circular Sharpness**: This is the radius of the Circular convolution "
1220 "filter. It is the most important parameter for using the plug-in. With most "
1221 "images the default value of 1 should give good results. Select a higher "
1222 "value when your image is very blurred, but beware of producing halos."
1223 msgstr ""
1224 
1225 #: ../../image_editor/enhancement_tools.rst:500
1226 msgid ""
1227 "**Correlation**: Increasing the Correlation may help reducing artifacts. The "
1228 "correlation can range from 0-1. Useful values are 0.5 and values close to 1, "
1229 "e.g. 0.95 and 0.99. Using a high value for the correlation will reduce the "
1230 "sharpening effect of the plug-in."
1231 msgstr ""
1232 
1233 #: ../../image_editor/enhancement_tools.rst:502
1234 msgid ""
1235 "**Noise filter**: Increasing the Noise filter parameter helps reducing "
1236 "artifacts. The Noise can range from 0-1 but values higher than 0.1 are "
1237 "rarely helpful. When the Noise value is too low, e.g. 0 the image quality "
1238 "will be horrible. A useful value is 0.03. Using a high value for the Noise "
1239 "will even blur the image further."
1240 msgstr ""
1241 
1242 #: ../../image_editor/enhancement_tools.rst:504
1243 msgid ""
1244 "**Gaussian Sharpness**: This is the radius for the Gaussian convolution "
1245 "filter. Use this parameter when your blurring is Gaussian (mostly due to "
1246 "previous blur filtering). In most cases you should leave this parameter to "
1247 "0, because it causes nasty artifacts. When you use non-zero values you will "
1248 "probably have to increase the Correlation and/or Noise filter parameters, "
1249 "too."
1250 msgstr ""
1251 
1252 #: ../../image_editor/enhancement_tools.rst:506
1253 msgid ""
1254 "**Matrix size**: This parameter determines the size of the transformation "
1255 "matrix. Increasing the Matrix Size may give better results, especially when "
1256 "you have chosen large values for Circular Sharpness or Gaussian Sharpness. "
1257 "Note that the plug-in will become very slow when you select large values for "
1258 "this parameter. In most cases you should select a value in the range 3-10."
1259 msgstr ""
1260 
1261 #: ../../image_editor/enhancement_tools.rst:508
1262 msgid ""
1263 "**Save As** and **Load**: these buttons are used to do just that. Any "
1264 "Refocus parameters that you have set can be saved to the filesystem and "
1265 "loaded later."
1266 msgstr ""
1267 
1268 #: ../../image_editor/enhancement_tools.rst:512
1269 msgid "Below, you can see few hints to help you work with the refocus tool:"
1270 msgstr ""
1271 
1272 #: ../../image_editor/enhancement_tools.rst:514
1273 msgid ""
1274 "Preferably perform all cropping, color and intensity curve corrections on "
1275 "the image before using this plug-in."
1276 msgstr ""
1277 
1278 #: ../../image_editor/enhancement_tools.rst:516
1279 msgid ""
1280 "Otherwise use this plug-in before performing any other operations on the "
1281 "image. The reason is that many operations on the image will leave boundaries "
1282 "that are not immediately visible but that will leave nasty artifacts."
1283 msgstr ""
1284 
1285 #: ../../image_editor/enhancement_tools.rst:518
1286 msgid ""
1287 "When you are scanning images and compress them, e.g. to JPEG, you should use "
1288 "the plug-in on the uncompressed image."
1289 msgstr ""
1290 
1291 #: ../../image_editor/enhancement_tools.rst:521
1292 msgid "Refocus Comparison with Other Techniques"
1293 msgstr ""
1294 
1295 #: ../../image_editor/enhancement_tools.rst:523
1296 msgid ""
1297 "Comparison to two other techniques frequently used to enhance images are:"
1298 msgstr ""
1299 
1300 #: ../../image_editor/enhancement_tools.rst:525
1301 msgid "**Simple Sharp** Filter."
1302 msgstr ""
1303 
1304 #: ../../image_editor/enhancement_tools.rst:526
1305 msgid "**Unsharp Mask**."
1306 msgstr ""
1307 
1308 #: ../../image_editor/enhancement_tools.rst:528
1309 msgid ""
1310 "Sharpening applies a small convolution matrix that increases the difference "
1311 "between a source pixel and its immediate neighbors. FIR Wiener filtering is "
1312 "a more general technique because it allows a much larger neighborhood and "
1313 "better parameterizations. Sharpening only works when your images are very "
1314 "slightly blurred. Furthermore, for high values of the sharpening parameter "
1315 "the results frequently looks \"noisy\". With FIR Wiener filtering this noise "
1316 "can be greatly reduced by selecting higher values for the **Correlation** "
1317 "and **Noise filter** parameters."
1318 msgstr ""
1319 
1320 #: ../../image_editor/enhancement_tools.rst:530
1321 msgid ""
1322 "Unsharp masking is another very popular image enhancement technique. From a "
1323 "mathematical point of view its justification is a bit obscure but many "
1324 "people are very fond of it. The first step is to create a blurred copy of "
1325 "the source image. Then the difference between the source image and the "
1326 "blurred image is subtracted from the source image, hence the name unsharp "
1327 "masking. If fact, unsharp masking is more of a contrast enhancement on the "
1328 "important image feature than a sharpening. It does not undo the aperture "
1329 "pattern interference of the camera diaphragm as refocus does."
1330 msgstr ""
1331 
1332 #: ../../image_editor/enhancement_tools.rst:532
1333 msgid ""
1334 "In general, unsharp masking produces better results than sharpening. This is "
1335 "probably caused by the fact that unsharp masking uses a larger neighborhood "
1336 "than sharpening."
1337 msgstr ""
1338 
1339 #: ../../image_editor/enhancement_tools.rst:534
1340 msgid ""
1341 "From a theoretical point of view unsharp masking must always introduce "
1342 "artifacts. Even under optimal circumstances it can never completely undo the "
1343 "effect of blurring. For Wiener filtering it is possible to prove that it is "
1344 "the optimal linear filter. In practice, in all cases the results of the FIR "
1345 "Wiener filter were at least as good as those of unsharp masking. The FIR "
1346 "Wiener filter is frequently better in restoring small details."
1347 msgstr ""
1348 
1349 #: ../../image_editor/enhancement_tools.rst:536
1350 msgid ""
1351 "Below, you can see a comparison of different filter apply on a small "
1352 "unfocused image:"
1353 msgstr ""
1354 
1355 #: ../../image_editor/enhancement_tools.rst:543
1356 msgid ""
1357 "Original blurred color image to fix. This image have been taken with an "
1358 "analog still camera. The unfocusing result of an insufficient light for the "
1359 "auto-focus lens."
1360 msgstr ""
1361 
1362 #: ../../image_editor/enhancement_tools.rst:552
1363 msgid "Fixed image using simple sharpening filter. Sharpness setting is 80."
1364 msgstr ""
1365 
1366 #: ../../image_editor/enhancement_tools.rst:560
1367 msgid ""
1368 "Fixed image using unsharp mask filter. Settings are: Radius=50, Amount = 5, "
1369 "and Threshold=0."
1370 msgstr ""
1371 
1372 #: ../../image_editor/enhancement_tools.rst:568
1373 msgid ""
1374 "Fixed image using Refocus filter. Settings are: Circular Sharpness=1.3, "
1375 "Correlation=0.5, Noise Filter=0.020, Gaussian Sharpness=0 and Matrix Size=5."
1376 msgstr ""
1377 
1378 #: ../../image_editor/enhancement_tools.rst:574
1379 msgid ""
1380 "For more information about correction of sharpness methods used in digital "
1381 "imagery, you can find a technical comparison at `this url <http://www.optarc."
1382 "co.uk/bialith//Research/BARclockblur.htm>`_."
1383 msgstr ""
1384 
1385 #: ../../image_editor/enhancement_tools.rst:579
1386 msgid "Healing Clone Tool"
1387 msgstr ""
1388 
1389 #: ../../image_editor/enhancement_tools.rst:581
1390 msgid ""
1391 "The healing tool aims to copy pixel colors from a specific portion of the "
1392 "image, and paste them in another portion of the image using a brush, then "
1393 "apply smoothing. This helps fix artifacts in images, like unwanted spots on "
1394 "someone’s face that can be replaced with more clear skin from a close region "
1395 "of face."
1396 msgstr ""
1397 
1398 #: ../../image_editor/enhancement_tools.rst:583
1399 msgid ""
1400 "The tool settings view on the right side provide a toolbar with 5 buttons. "
1401 "From left to right:"
1402 msgstr ""
1403 
1404 #: ../../image_editor/enhancement_tools.rst:585
1405 msgid "Select Source Point."
1406 msgstr ""
1407 
1408 #: ../../image_editor/enhancement_tools.rst:586
1409 msgid "Polygon Selection With Lasso."
1410 msgstr ""
1411 
1412 #: ../../image_editor/enhancement_tools.rst:587
1413 msgid "Move Image."
1414 msgstr ""
1415 
1416 #: ../../image_editor/enhancement_tools.rst:588
1417 msgid "Undo clone operation."
1418 msgstr ""
1419 
1420 #: ../../image_editor/enhancement_tools.rst:589
1421 msgid "Redo clone operation."
1422 msgstr ""
1423 
1424 #: ../../image_editor/enhancement_tools.rst:591
1425 msgid ""
1426 "Below the toolbar, two sliders allows to tune the clone tool properties. "
1427 "First one select the **Brush Radius** to adjust the size of cloned area from "
1428 "the canvas. A radius of 0 has no effect, 1 and above determine the brush "
1429 "radius configuring the size of parts copied in the image."
1430 msgstr ""
1431 
1432 #: ../../image_editor/enhancement_tools.rst:593
1433 msgid ""
1434 "Second one is the amount of **Radius Blur** effect in percent applied on "
1435 "data cloned over the canvas. A percent of 0 has no effect, values above 0 "
1436 "represent a factor for mixing the destination color with source color this "
1437 "is done radially i.e. the inner part of the brush radius is totally from "
1438 "source and mixing with destination is done gradually till the outer part of "
1439 "the circle."
1440 msgstr ""
1441 
1442 #: ../../image_editor/enhancement_tools.rst:599
1443 msgid "The Image Editor Healing Clone Tool to Remove Unwanted Artifacts"
1444 msgstr ""
1445 
1446 #: ../../image_editor/enhancement_tools.rst:601
1447 msgid ""
1448 "To select the source of image to clone, press **S**, or the **Source "
1449 "selection** button from the toolbar on the top of settings view. The cursor "
1450 "will change to aim-shape, to let you decide the central source button where "
1451 "you will start cloning from."
1452 msgstr ""
1453 
1454 #: ../../image_editor/enhancement_tools.rst:608
1455 msgid ""
1456 "Screencast of Image Editor Healing Clone Fixing an Artifact with Spot Tool"
1457 msgstr ""
1458 
1459 #: ../../image_editor/enhancement_tools.rst:610
1460 msgid ""
1461 "The tool provide also a **Lasso** and **Polygon** selector for the healing "
1462 "clone operations. You can either press :kbd:`L` or the **Lasso selector** "
1463 "button from the toolbar on the top of settings view. The cursor will change "
1464 "to a pen shape, and you can select discrete points as you like. The polygon "
1465 "edges will be drawn, you just need to press and move your mouse to complete "
1466 "the selection form. You don’t have to draw all the region in one time. The "
1467 "polygon will close on itself if you press :kbd:`L` again."
1468 msgstr ""
1469 
1470 #: ../../image_editor/enhancement_tools.rst:612
1471 msgid ""
1472 "Now only cloning inside the selected region will happens, cloning outside "
1473 "will be ignored, unless you press :kbd:`L` again or :kbd:`Esc` to deactivate "
1474 "the lasso mode. Once you do that, you can clone anywhere in the screen as "
1475 "usual. Also pressing :kbd:`Esc` while in the process of drawing the lasso "
1476 "polygon will cancel the lasso operation. Here is a screenshot of a lasso "
1477 "polygon selection, and a large portion of the image cloned inside this lasso "
1478 "portion. Of course pressing :kbd:`L` or :kbd:`Esc` again will remove the "
1479 "lasso boundary, keeping the cloned pixels in place, as expected."
1480 msgstr ""
1481 
1482 #: ../../image_editor/enhancement_tools.rst:619
1483 msgid "Screencast of Image Editor Healing Clone Fixing an Area Using Lasso"
1484 msgstr ""
1485 
1486 #: ../../image_editor/enhancement_tools.rst:621
1487 msgid ""
1488 "You can undo and redo using toolbar buttons from the toolbar on the top of "
1489 "settings view. Two keyboard shortcuts are assigned to the tool: :kbd:`Ctrl"
1490 "+Z` for undo and :kbd:`Ctrl+Shift+Z` for redo. You can undo and redo without "
1491 "limitation."
1492 msgstr ""
1493 
1494 #: ../../image_editor/enhancement_tools.rst:626
1495 msgid "G'MIC-Qt Tool"
1496 msgstr ""
1497 
1498 #: ../../image_editor/enhancement_tools.rst:628
1499 msgid ""
1500 "G'MIC-Qt is 3rd-party image editing tool provided as a plug-in. It is named "
1501 "**G'MIC** for **GREYC’s Magic for Image Computing**, `an open-source image "
1502 "processing framework <https://gmic.eu/>`_. The full list of G'MIC features "
1503 "is long and cannot be detailed here as it comes with over than 500 "
1504 "interesting functions to explore. It comes with filters for changing colors, "
1505 "creating patterns, adding artistic touches, repairing inconsistencies in "
1506 "pictures, rendering shapes, and much more. The plugin is highly "
1507 "customizable, with the ability to set favorites and even add your own "
1508 "filters."
1509 msgstr ""
1510 
1511 #: ../../image_editor/enhancement_tools.rst:630
1512 msgid ""
1513 "G'MIC-Qt is not included in the digiKam source code. Rather, it is a 3rd-"
1514 "party plugin included in binary distributions of digiKam, as the Windows, "
1515 "macOS, and Linux bundles. It can be started from the :menuselection:`Enhance "
1516 "--> G'MIC-Qt` menu entry or uses the icons from Tools in Right sidebar. "
1517 "G’MIC-Qt can be used as you do with other filters, the main difference is "
1518 "that instead of opening a specific filter tab on right sidebar, it opens up "
1519 "a window where you can pick through any of the pre-defined filters."
1520 msgstr ""
1521 
1522 #: ../../image_editor/enhancement_tools.rst:636
1523 msgid "The Image Editor G'MIC-Qt Tool Running the Artistic/Bokeh Filter"
1524 msgstr ""
1525 
1526 #: ../../image_editor/enhancement_tools.rst:638
1527 msgid "The categories of **Available filters** in the list are listed below:"
1528 msgstr ""
1529 
1530 #: ../../image_editor/enhancement_tools.rst:640
1531 msgid ""
1532 "**About**: these entries are not filters, but just show different "
1533 "information about G'MIC-Qt on the settings view. The **About/Download "
1534 "External Data** entry allows to load new filter definitions via internet."
1535 msgstr ""
1536 
1537 #: ../../image_editor/enhancement_tools.rst:642
1538 msgid ""
1539 "**Array and tiles**: this filter collection allows transforming photos as "
1540 "toys, puzzles, maps, and decorative shapes."
1541 msgstr ""
1542 
1543 #: ../../image_editor/enhancement_tools.rst:648
1544 msgid ""
1545 "The Image Editor G'MIC-Qt Tool Running the Array-and-Tiles/Puzzle Filter"
1546 msgstr ""
1547 
1548 #: ../../image_editor/enhancement_tools.rst:650
1549 msgid ""
1550 "**Artistic**: this filter collection applies great traditional effects that "
1551 "seek to transform a photograph into a drawing or painting."
1552 msgstr ""
1553 
1554 #: ../../image_editor/enhancement_tools.rst:656
1555 msgid "The Image Editor G'MIC-Qt Tool Running the Artistic/Rodilius Filter"
1556 msgstr ""
1557 
1558 #: ../../image_editor/enhancement_tools.rst:658
1559 msgid ""
1560 "**Black and White**: this filter collection is dedicated to processing "
1561 "images in gray-scale style, as usual to convert, process the invert to "
1562 "colorize, reduce the map, or simulate fusain drawing."
1563 msgstr ""
1564 
1565 #: ../../image_editor/enhancement_tools.rst:664
1566 msgid ""
1567 "The Image Editor G'MIC-Qt Tool Running the Black-and-White/Colorize Filter"
1568 msgstr ""
1569 
1570 #: ../../image_editor/enhancement_tools.rst:666
1571 msgid ""
1572 "**Colors**: this filter collection allows the user to define transformation "
1573 "functions operating in different color-spaces, apply LUTs, mix/adjust "
1574 "channels or correct tones by content analysis."
1575 msgstr ""
1576 
1577 #: ../../image_editor/enhancement_tools.rst:672
1578 msgid "The Image Editor G'MIC-Qt Tool Running the Colors/Mixer-Lab Filter"
1579 msgstr ""
1580 
1581 #: ../../image_editor/enhancement_tools.rst:674
1582 msgid ""
1583 "**Contours**: this filter collection applies the pixel's neighborhood local "
1584 "transformations over the whole photo."
1585 msgstr ""
1586 
1587 #: ../../image_editor/enhancement_tools.rst:680
1588 msgid "The Image Editor G'MIC-Qt Tool Running the Contours/Super-Pixels Filter"
1589 msgstr ""
1590 
1591 #: ../../image_editor/enhancement_tools.rst:682
1592 msgid ""
1593 "**Deformations**: this filter collection applies physical distortions to the "
1594 "photo."
1595 msgstr ""
1596 
1597 #: ../../image_editor/enhancement_tools.rst:688
1598 msgid ""
1599 "The Image Editor G'MIC-Qt Tool Running the Deformations/Drop Water Filter"
1600 msgstr ""
1601 
1602 #: ../../image_editor/enhancement_tools.rst:690
1603 msgid ""
1604 "**Degradations**: this filter collection reproduces photographic alterations "
1605 "such as blur, noise, grain, and lens aberrations."
1606 msgstr ""
1607 
1608 #: ../../image_editor/enhancement_tools.rst:696
1609 msgid ""
1610 "The Image Editor G'MIC-Qt Tool Running the Degradations/Chromatic-"
1611 "Aberrations Filter"
1612 msgstr ""
1613 
1614 #: ../../image_editor/enhancement_tools.rst:698
1615 msgid ""
1616 "**Details**: this filter collection enhances the details in your photos with "
1617 "an armada of multi-scale enhancement algorithms to bring out details and "
1618 "colors of different sizes in photos."
1619 msgstr ""
1620 
1621 #: ../../image_editor/enhancement_tools.rst:704
1622 msgid "The Image Editor G'MIC-Qt Tool Running the Details/Mighty Filter"
1623 msgstr ""
1624 
1625 #: ../../image_editor/enhancement_tools.rst:706
1626 msgid ""
1627 "**Frames**: one other artistic filter collection dedicated to decorating "
1628 "your photo with ornaments."
1629 msgstr ""
1630 
1631 #: ../../image_editor/enhancement_tools.rst:712
1632 msgid "The Image Editor G'MIC-Qt Tool Running the Frames/Droste Filter"
1633 msgstr ""
1634 
1635 #: ../../image_editor/enhancement_tools.rst:714
1636 msgid ""
1637 "**Frequencies**: this filter collection is based on Fourier Transforms "
1638 "analysis."
1639 msgstr ""
1640 
1641 #: ../../image_editor/enhancement_tools.rst:720
1642 msgid "The Image Editor G'MIC-Qt Tool Running the Frequencies/Bandpass Filter"
1643 msgstr ""
1644 
1645 #: ../../image_editor/enhancement_tools.rst:722
1646 msgid ""
1647 "**Layers**: this filter collection works on layers or export contents to "
1648 "separate layers. As layers are not supported by Image Editor, usage of these "
1649 "filters is limited."
1650 msgstr ""
1651 
1652 #: ../../image_editor/enhancement_tools.rst:728
1653 msgid ""
1654 "The Image Editor G'MIC-Qt Tool Running the Layers/Tiles-to-Layers Filter"
1655 msgstr ""
1656 
1657 #: ../../image_editor/enhancement_tools.rst:730
1658 msgid ""
1659 "**Lights and Shadows**: this filter collection allows adjustment of under-"
1660 "exposed and over-exposed contents from a photo. It's also possible to patch "
1661 "the image with a supplemental source of light."
1662 msgstr ""
1663 
1664 #: ../../image_editor/enhancement_tools.rst:736
1665 msgid ""
1666 "The Image Editor G'MIC-Qt Tool Running the Lights-and-Shadows/Pop-Shadows "
1667 "Filter"
1668 msgstr ""
1669 
1670 #: ../../image_editor/enhancement_tools.rst:738
1671 msgid ""
1672 "**Patterns**: this filter collection is a set of recursive image generation "
1673 "methods which can produce original and interesting geometric forms."
1674 msgstr ""
1675 
1676 #: ../../image_editor/enhancement_tools.rst:744
1677 msgid "The Image Editor G'MIC-Qt Tool Running the Patterns/Halftone Filter"
1678 msgstr ""
1679 
1680 #: ../../image_editor/enhancement_tools.rst:746
1681 msgid ""
1682 "**Renderings**: this filter collection superimposes generated artificial "
1683 "forms based on mathematical solutions."
1684 msgstr ""
1685 
1686 #: ../../image_editor/enhancement_tools.rst:752
1687 msgid "The Image Editor G'MIC-Qt Tool Running the Rendering/Lightning Filter"
1688 msgstr ""
1689 
1690 #: ../../image_editor/enhancement_tools.rst:754
1691 msgid ""
1692 "**Repair**: this filter collection includes advanced algorithms to help with "
1693 "image noise/glitch/objects/artifacts/compression removal. This kind of "
1694 "filter tries to fix very challenging problems that have occupied image-"
1695 "processing researchers for several generations."
1696 msgstr ""
1697 
1698 #: ../../image_editor/enhancement_tools.rst:760
1699 msgid ""
1700 "The Image Editor G'MIC-Qt Tool Running the Repair/Denoise Filter based on "
1701 "convolutional neural networks"
1702 msgstr ""
1703 
1704 #: ../../image_editor/enhancement_tools.rst:762
1705 msgid "**Sequences**: this filters collection generates animation from photos."
1706 msgstr ""
1707 
1708 #: ../../image_editor/enhancement_tools.rst:768
1709 msgid ""
1710 "The Image Editor G'MIC-Qt Tool Running the Sequences/3D_Image-Object Filter"
1711 msgstr ""
1712 
1713 #: ../../image_editor/enhancement_tools.rst:770
1714 msgid ""
1715 "**Silhouettes**: this filter collection superimposes forms such as animal "
1716 "finger-print, icons, nature shapes, etc."
1717 msgstr ""
1718 
1719 #: ../../image_editor/enhancement_tools.rst:776
1720 msgid ""
1721 "The Image Editor G'MIC-Qt Tool Running the Silhouettes/Nature/Barnsley-Fern "
1722 "Filter"
1723 msgstr ""
1724 
1725 #: ../../image_editor/enhancement_tools.rst:778
1726 msgid "**Stereoscopic 3D**: this filter collection renders photos in relief."
1727 msgstr ""
1728 
1729 #: ../../image_editor/enhancement_tools.rst:784
1730 msgid ""
1731 "The Image Editor G'MIC-Qt Tool Running the Stereoscopic-3D/Stereo-Image "
1732 "Filter"
1733 msgstr ""
1734 
1735 #: ../../image_editor/enhancement_tools.rst:786
1736 msgid ""
1737 "**Testing**: this filter collection groups all tools under development. Take "
1738 "care: these filters can be unstable and give weird effects."
1739 msgstr ""
1740 
1741 #: ../../image_editor/enhancement_tools.rst:788
1742 msgid ""
1743 "**Various**: this filters collection groups tools which cannot be "
1744 "categorized in others collections. A G'MIC code editor can be found to "
1745 "create and test new filters."
1746 msgstr ""
1747 
1748 #: ../../image_editor/enhancement_tools.rst:794
1749 msgid "The Image Editor G'MIC-Qt Tool Running the Various/Custom-Code Filter"
1750 msgstr ""
1751 
1752 #: ../../image_editor/enhancement_tools.rst:796
1753 msgid ""
1754 "The default layout of G'MIC-Qt is quite simple (this can be changed in the "
1755 "G'MIC-Qt **Settings** dialog). See below the description of each pane:"
1756 msgstr ""
1757 
1758 #: ../../image_editor/enhancement_tools.rst:798
1759 msgid ""
1760 "On the left, there is the preview. With some filters, the whole image is "
1761 "displayed, and with other filters it will be shown a 100% crop detail, "
1762 "depending on the kind of effect that we are going to activate."
1763 msgstr ""
1764 
1765 #: ../../image_editor/enhancement_tools.rst:800
1766 msgid ""
1767 "In the middle, there is the useful search bar at the top, with a list of "
1768 "groups of effects below. Each group can be opened with a double click or by "
1769 "clicking the small arrow on the left of the name."
1770 msgstr ""
1771 
1772 #: ../../image_editor/enhancement_tools.rst:802
1773 msgid ""
1774 "On the right would appear the settings of the selected filter, if we had "
1775 "selected one below, to confirm the changes, there are the **Apply** and the "
1776 "**Ok** buttons. The **Cancel** button stops all current processing and "
1777 "returns to the Image Editor."
1778 msgstr ""
1779 
1780 #: ../../image_editor/enhancement_tools.rst:804
1781 msgid ""
1782 "You can search a filter using their groups, but the fastest way to find them "
1783 "is to use the **Search** bar at the top of the list. If the filter "
1784 "categories look a bit daunting, it's possible to add the most used filters "
1785 "in a favorites list and to apply a color tag using the filters tree-view "
1786 "context menu. On the bottom, the **Add Fave** button allows appending an "
1787 "entry in the first section named **Faves** on the list."
1788 msgstr ""
1789 
1790 #: ../../image_editor/enhancement_tools.rst:810
1791 msgid ""
1792 "The Image Editor G'MIC-Qt Tool Filters Tree-View and the Favorites Context "
1793 "Menu"
1794 msgstr ""
1795 
1796 #: ../../image_editor/enhancement_tools.rst:812
1797 msgid "For mostly all the G'MIC-Qt filters you can see these behaviors:"
1798 msgstr ""
1799 
1800 #: ../../image_editor/enhancement_tools.rst:814
1801 msgid ""
1802 "When you render the filter on whole data from Image Editor by pressing "
1803 "**Apply** or **Ok** buttons, the processing time can be quite long, with "
1804 "many megapixels images. If the computer is not powerful enough, time to "
1805 "process an image can take a while. A **Progress Bar** on the bottom of the "
1806 "G'MIC-Qt dialog will indicate the computation progress."
1807 msgstr ""
1808 
1809 #: ../../image_editor/enhancement_tools.rst:820
1810 msgid "The Image Editor G'MIC-Qt Tool Progress Bar"
1811 msgstr ""
1812 
1813 #: ../../image_editor/enhancement_tools.rst:822
1814 msgid ""
1815 "If a filter has many parameter settings, some may not be visible; use the "
1816 "scroll bar to access more settings. Also, it's possible to enlarge the G'MIC-"
1817 "Qt dialog if necessary, or switch to **Fullscreen** with the button on the "
1818 "bottom."
1819 msgstr ""
1820 
1821 #: ../../image_editor/enhancement_tools.rst:824
1822 msgid ""
1823 "Depending on the filter, some parameters can require many iterations on the "
1824 "image and increase processing time. Adjust the settings carefully, as the "
1825 "times can increase exponentially before seeing the result."
1826 msgstr ""
1827 
1828 #: ../../image_editor/enhancement_tools.rst:826
1829 msgid ""
1830 "The filter preview can be adjusted to compare the results before and after "
1831 "the effect. **Preview Type** settings are available in the parameters pane."
1832 msgstr ""
1833 
1834 #: ../../image_editor/enhancement_tools.rst:832
1835 msgid ""
1836 "The Image Editor G'MIC-Qt Tool Preview Type Settings From the Colors/Color-"
1837 "Blindness Filter"
1838 msgstr ""
1839 
1840 #: ../../image_editor/enhancement_tools.rst:834
1841 msgid ""
1842 "The **Settings** button on the bottom left will show the G'MIC-Qt "
1843 "configuration dialog with tree tabs:"
1844 msgstr ""
1845 
1846 #: ../../image_editor/enhancement_tools.rst:836
1847 msgid ""
1848 "First one is used to customize the G'MIC-Qt **Interface**, as the layout of "
1849 "the tool panes, the language to enable, the preview behavior, and the native "
1850 "dialog to use."
1851 msgstr ""
1852 
1853 #: ../../image_editor/enhancement_tools.rst:842
1854 msgid "The Image Editor G'MIC-Qt Tool Settings/Interface Dialog Tab"
1855 msgstr ""
1856 
1857 #: ../../image_editor/enhancement_tools.rst:844
1858 msgid ""
1859 "Second one to set up the **Filter sources**, such as where to take filter "
1860 "updates and where to store them on your computer."
1861 msgstr ""
1862 
1863 #: ../../image_editor/enhancement_tools.rst:850
1864 msgid "The Image Editor G'MIC-Qt Tool Settings/Filter-Sources Dialog Tab"
1865 msgstr ""
1866 
1867 #: ../../image_editor/enhancement_tools.rst:852
1868 msgid ""
1869 "The last one is to tune **Other** parameters, such as when to check for "
1870 "online updates, and the debug verbosity on the console (useful for filter "
1871 "developers)."
1872 msgstr ""
1873 
1874 #: ../../image_editor/enhancement_tools.rst:858
1875 msgid "The Image Editor G'MIC-Qt Tool Settings/Other Dialog Tab"
1876 msgstr ""
1877 
1878 #: ../../image_editor/enhancement_tools.rst:860
1879 msgid ""
1880 "It's suggested to explore all the available effects in G'MIC-Qt, as you can "
1881 "find interesting artistic solutions for your photo. See `this online review "
1882 "<https://jpfleury.github.io/gfo-demos/demos/fruits-400/index.html>`_ of all "
1883 "G'MIC-Qt filters for details."
1884 msgstr ""