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kachnak Profil |
Zdravím,
mám taký problém po dvoch rokoch na webke, jeden nový užívateľ pri nahrávaní fotiek JPG ako keby mal zlý formát obrázkov JPG, pretože keď ďalej vytváram zmenšeniny z originálneho obrázku, vytvorí my iba čierne obdĺžniky. Dá sa nejak zistiť či nemôže mať napr PNG obrázky a len ich natvrdo premenoval na JPG? alebo neviete čím to môže byť? Vďaka toto je jedna z fotiek, ktorá robí problémy: http://euroscene.net/profily/1/up/P5KHMQOS53org.jpg používam tieto funkcie: $thumb=imagecreatetruecolor($width2, $height2); $source=imagecreatefromjpeg($name); imagecopyresampled($thumb, $source, 0, 0, 0, 0, $width2, $height2, $width, $height); imagejpeg($thumb,"$menox",80); imagedestroy($thumb); |
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PPs Profil * |
#2 · Zasláno: 31. 8. 2012, 11:03:16
JPG môže byť v istej jednotke(neviem práve jej názov) 24, alebo 32. Keď je 32, práve vtedy robí tento problém. S riešením Ti, ale neporadím, osobne sa s tým stretávam dosť výnimočne, rýchlejšie je to manuálne zmeniť.
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Joker Profil |
#3 · Zasláno: 31. 8. 2012, 11:16:25
PPs:
„JPG môže byť v istej jednotke(neviem práve jej názov) 24, alebo 32.“ To bude nejspíš barevná hloubka (24 nebo 32 bpp = bits per pixel = bitů na pixel) |
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juriad Profil |
#4 · Zasláno: 31. 8. 2012, 11:23:03
podle
identify -verbose P5KHMQOS53org.jpg :
Image: P5KHMQOS53org.jpg Format: JPEG (Joint Photographic Experts Group JFIF format) Class: DirectClass Geometry: 2560x1920+0+0 Resolution: 72x72 Print size: 35.5556x26.6667 Units: PixelsPerInch Type: TrueColor Endianess: Undefined Colorspace: sRGB Depth: 8-bit Channel depth: red: 8-bit green: 8-bit blue: 8-bit Channel statistics: Red: min: 0 (0) max: 255 (1) mean: 123.772 (0.485382) standard deviation: 86.6318 (0.339733) kurtosis: -1.3366 skewness: 0.558771 Green: min: 8 (0.0313725) max: 255 (1) mean: 127.023 (0.498129) standard deviation: 85.8928 (0.336835) kurtosis: -1.38648 skewness: 0.507311 Blue: min: 9 (0.0352941) max: 255 (1) mean: 132.586 (0.519944) standard deviation: 83.237 (0.32642) kurtosis: -1.42155 skewness: 0.451771 Image statistics: Overall: min: 0 (0) max: 255 (1) mean: 127.794 (0.501152) standard deviation: 85.2664 (0.334378) kurtosis: -1.37834 skewness: 0.504024 Rendering intent: Perceptual Gamma: 0.454545 Chromaticity: red primary: (0.64,0.33) green primary: (0.3,0.6) blue primary: (0.15,0.06) white point: (0.3127,0.329) Interlace: None Background color: white Border color: srgb(223,223,223) Matte color: grey74 Transparent color: black Compose: Over Page geometry: 2560x1920+0+0 Dispose: Undefined Iterations: 0 Compression: JPEG Quality: 96 Orientation: RightTop Properties: date:create: 2012-08-31T11:10:02+02:00 date:modify: 2012-08-31T11:10:02+02:00 exif:ApertureValue: 281/100 exif:BrightnessValue: 506/100 exif:ColorSpace: 1 exif:ComponentsConfiguration: 1, 2, 3, 0 exif:Compression: 6 exif:Contrast: 0 exif:DateTime: 2012:03:03 16:50:20 exif:DateTimeDigitized: 2012:03:03 16:50:20 exif:DateTimeOriginal: 2012:03:03 16:50:20 exif:DigitalZoomRatio: 0/0 exif:ExifImageLength: 1920 exif:ExifImageWidth: 2560 exif:ExifOffset: 250 exif:ExifVersion: 48, 50, 50, 48 exif:ExposureBiasValue: 0/100 exif:ExposureMode: 0 exif:ExposureProgram: 2 exif:ExposureTime: 1024/72704 exif:Flash: 16 exif:FlashPixVersion: 48, 49, 48, 48 exif:FNumber: 2702/1024 exif:FocalLength: 379/100 exif:FocalLengthIn35mmFilm: 0 exif:ImageDescription: SAMSUNG exif:InteroperabilityIndex: R98 exif:InteroperabilityOffset: 966 exif:InteroperabilityVersion: 48, 49, 48, 48 exif:ISOSpeedRatings: 50 exif:JPEGInterchangeFormat: 1108 exif:JPEGInterchangeFormatLength: 9013 exif:LightSource: 0 exif:Make: SAMSUNG exif:MakerNote: 5, 11, 7, 43, 65, 76, 65, 87, 66, 76, 79, 71, 112, 0, 56, 234, 1, 0, 0, 0, 1, 0, 155, 64, 1, 0, 48, 62, 2, 0, 246, 173, 254, 255, 217, 19, 0, 0, 219, 186, 255, 255, 250, 164, 1, 0, 43, 160, 255, 255, 226, 239, 255, 255, 154, 105, 255, 255, 132, 166, 1, 0, 124, 79, 0, 0, 220, 81, 0, 0, 128, 79, 0, 0, 64, 82, 0, 0, 1, 1, 19, 0, 217, 18, 6, 0, 0, 25, 80, 101, 0, 0, 0, 0, 217, 18, 6, 0, 0, 0, 4, 0, 128, 235, 0, 0, 0, 0, 1, 0, 0, 244, 0, 0, 7, 2, 119, 2, 52, 2, 150, 2, 78, 9, 179, 231, 65, 70, 76, 73, 66, 76, 79, 71, 12, 0, 1, 0, 0, 0, 2, 1, 0, 0, 176, 2, 2, 0, 65, 69, 68, 66, 71, 76, 79, 71, 44, 0, 6, 0, 2, 0, 1, 0, 0, 1, 0, 72, 3, 0, 2, 25, 1, 94, 2, 153, 2, 184, 1, 25, 1, 250, 1, 34, 2, 0, 0, 0, 0, 0, 0, 0, 0, 31, 0, 12, 255, 255, 255, 255, 255, 255 exif:MaxApertureValue: 281/100 exif:MeteringMode: 2 exif:Model: GT-S8500 exif:Orientation: 6 exif:ResolutionUnit: 2 exif:Saturation: 0 exif:SceneCaptureType: 0 exif:SceneType: 1 exif:SensingMethod: 2 exif:Sharpness: 0 exif:ShutterSpeedValue: 615/100 exif:Software: fw 05.11 prm 07.43 exif:WhiteBalance: 0 exif:XResolution: 72/1 exif:YCbCrPositioning: 1 exif:YResolution: 72/1 jpeg:colorspace: 2 jpeg:sampling-factor: 2x1,1x1,1x1 signature: 7847d24b04c477ab771728ecdea029375d6d88d99fc469400135764329a3a3d7 Profiles: Profile-APP5: 100280 bytes Profile-exif: 10132 bytes Artifacts: filename: P5KHMQOS53org.jpg verbose: true Tainted: False Filesize: 1.538MB Number pixels: 4.915M Pixels per second: 81.92MB User time: 0.060u Elapsed time: 0:01.060 Version: ImageMagick 6.7.8-9 2012-08-11 Q16 http://www.imagemagick.org identify: Corrupt JPEG data: 162 extraneous bytes before marker 0xd9 `P5KHMQOS53org.jpg' @ warning/jpeg.c/JPEGWarningHandler/346. jestli toto způsobuje problémy, nevím |
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kachnak Profil |
#5 · Zasláno: 31. 8. 2012, 13:26:17
Vďaka. bola to fotka z mobilu, možno ten to ukladá v takom pokazenom formáte.
Povedal som mu nech si ich dá hromadne uložiť ako JPG cez nejaký obrázkový program a potom nech to nahrá a už to funguje. |
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Časová prodleva: 12 let
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