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主页 / ubuntu / 问题

问题[imagemagick](ubuntu)

Martin Hope
Parham Hasani
Asked: 2021-12-13 01:43:55 +0800 CST

如果没有安装,我的系统上的“Imagemagick”如何?

  • 0

我使用的系统是“Ubuntu 20.04.3 LTS”。我没有安装 Imagemagick。但是今天安装 Latex 后,它的图标在我的应用程序列表中。它与乳胶有关吗?为什么它未经许可就安装在我的系统上?

imagemagick
  • 1 个回答
  • 95 Views
Martin Hope
FedKad
Asked: 2021-09-12 03:39:48 +0800 CST

如何使用 `identify` 命令找出 *only* 文件类型?

  • 2

我想使用identify命令(来自ImageMagick)来确定文件的类型。

示例命令

identify -quiet 'Sample File.gif'

将列出几行。有没有一种简单的方法来获取字符串GIF?

imagemagick
  • 1 个回答
  • 396 Views
Martin Hope
Iammethe24
Asked: 2021-04-27 01:50:20 +0800 CST

你如何隐藏 ImageMagick?

  • 0

我知道您可以通过转到/usr/share/applications/、选择<appname>.desktop和编辑来隐藏应用程序Hidden=true。但是,在这种情况下,我在搜索的任何地方都找不到 imagemagick 的.desktop文件!我非常想隐藏 Imagemagick,因为我不会使用它,但我无法卸载它,因为我正在使用的许多其他应用程序都将 Imagemagick 作为依赖项。那么,知道这个文件的位置吗?

imagemagick
  • 1 个回答
  • 275 Views
Martin Hope
Chan Kim
Asked: 2020-12-09 02:31:33 +0800 CST

如何使用 ImageMagick convert 命令将 1280x720 jpg 文件转换为 640x240 ppm 文件?

  • 1

我有点着急,所以我在这里问(我稍后会阅读文档)。

我有图像文件(宽度 1280,高度 720,彩色,jpg),我想首先将文件垂直和水平减少一半,到 640x360,我想剪切 120 行(上 60 行和下 60 行)到制作 640x240 彩色图像。我希望最终格式为 .ppm。

如何使用 ImageMagick 的convert命令来做到这一点?

编辑:我发现我可以先使用另一个工具将图像尺寸减小到 640x360,然后我可以这样做:

convert -crop 640x240 filename.jpg filename_crop.jpg

裁剪较低的 120 行以获得 640x240 .jpg 文件。我至少可以使用其他工具(如 Web 服务)将它们转换为 .ppm 文件。但是 ImageMagick 的手册不是那么好。例如它说:

-define format:option
                     define one or more image format options 

但什么也没说format:option。

command-line image-processing format-conversion imagemagick
  • 1 个回答
  • 578 Views
Martin Hope
Guilherme
Asked: 2020-10-29 07:46:54 +0800 CST

在 Ubuntu 18.04 上安装 libmagick++-dev 的依赖问题

  • 3

我正在尝试使用 install splashr,但遇到了一些依赖问题,似乎没有任何效果。我知道这与操作系统中的错误配置有关,而不是与软件包本身的问题有关,但也许你们可以提供一些指导。基本上在尝试安装 splashr 时,我得到以下日志:

> install.packages("splashr")
Installing package into ‘/home/guilherme/R/x86_64-pc-linux-gnu-library/3.4’
(as ‘lib’ is unspecified)
also installing the dependency ‘magick’

trying URL 'https://cloud.r-project.org/src/contrib/magick_2.5.0.tar.gz'
Content type 'application/x-gzip' length 4824979 bytes (4.6 MB)
==================================================
downloaded 4.6 MB

trying URL 'https://cloud.r-project.org/src/contrib/splashr_0.6.0.tar.gz'
Content type 'application/x-gzip' length 1099679 bytes (1.0 MB)
==================================================
downloaded 1.0 MB

* installing *source* package ‘magick’ ...
** package ‘magick’ successfully unpacked and MD5 sums checked
Package Magick++ was not found in the pkg-config search path.
Perhaps you should add the directory containing `Magick++.pc'
to the PKG_CONFIG_PATH environment variable
No package 'Magick++' found
Using PKG_CFLAGS=
Using PKG_LIBS=-lMagick++-6.Q16
--------------------------- [ANTICONF] --------------------------------
Configuration failed to find the Magick++ library. Try installing:
 - deb: libmagick++-dev (Debian, Ubuntu)
 - rpm: ImageMagick-c++-devel (Fedora, CentOS, RHEL)
 - csw: imagemagick_dev (Solaris)
 - brew imagemagick@6 (MacOS)
For Ubuntu versions Trusty (14.04) and Xenial (16.04) use our PPA:
   sudo add-apt-repository -y ppa:cran/imagemagick
   sudo apt-get update
   sudo apt-get install -y libmagick++-dev
If Magick++ is already installed, check that 'pkg-config' is in your
PATH and PKG_CONFIG_PATH contains a Magick++.pc file. If pkg-config
is unavailable you can set INCLUDE_DIR and LIB_DIR manually via:
R CMD INSTALL --configure-vars='INCLUDE_DIR=... LIB_DIR=...'
-------------------------- [ERROR MESSAGE] ---------------------------
<stdin>:1:10: fatal error: Magick++.h: No such file or directory
compilation terminated.
--------------------------------------------------------------------
ERROR: configuration failed for package ‘magick’
* removing ‘/home/guilherme/R/x86_64-pc-linux-gnu-library/3.4/magick’
Warning in install.packages :
  installation of package ‘magick’ had non-zero exit status
ERROR: dependency ‘magick’ is not available for package ‘splashr’
* removing ‘/home/guilherme/R/x86_64-pc-linux-gnu-library/3.4/splashr’
Warning in install.packages :
  installation of package ‘splashr’ had non-zero exit status

The downloaded source packages are in
    ‘/tmp/Rtmp8hJktb/downloaded_packages’

它抱怨没有找到 Magick++ 并导致它所依赖的包 magick 的另一个失败安装。输出类似:

> install.packages("magick")
Installing package into ‘/home/guilherme/R/x86_64-pc-linux-gnu-library/3.4’
(as ‘lib’ is unspecified)
trying URL 'https://cloud.r-project.org/src/contrib/magick_2.5.0.tar.gz'
Content type 'application/x-gzip' length 4824979 bytes (4.6 MB)
==================================================
downloaded 4.6 MB

* installing *source* package ‘magick’ ...
** package ‘magick’ successfully unpacked and MD5 sums checked
Package Magick++ was not found in the pkg-config search path.
Perhaps you should add the directory containing `Magick++.pc'
to the PKG_CONFIG_PATH environment variable
No package 'Magick++' found
Using PKG_CFLAGS=
Using PKG_LIBS=-lMagick++-6.Q16
--------------------------- [ANTICONF] --------------------------------
Configuration failed to find the Magick++ library. Try installing:
 - deb: libmagick++-dev (Debian, Ubuntu)
 - rpm: ImageMagick-c++-devel (Fedora, CentOS, RHEL)
 - csw: imagemagick_dev (Solaris)
 - brew imagemagick@6 (MacOS)
For Ubuntu versions Trusty (14.04) and Xenial (16.04) use our PPA:
   sudo add-apt-repository -y ppa:cran/imagemagick
   sudo apt-get update
   sudo apt-get install -y libmagick++-dev
If Magick++ is already installed, check that 'pkg-config' is in your
PATH and PKG_CONFIG_PATH contains a Magick++.pc file. If pkg-config
is unavailable you can set INCLUDE_DIR and LIB_DIR manually via:
R CMD INSTALL --configure-vars='INCLUDE_DIR=... LIB_DIR=...'
-------------------------- [ERROR MESSAGE] ---------------------------
<stdin>:1:10: fatal error: Magick++.h: No such file or directory
compilation terminated.
--------------------------------------------------------------------
ERROR: configuration failed for package ‘magick’
* removing ‘/home/guilherme/R/x86_64-pc-linux-gnu-library/3.4/magick’
Warning in install.packages :
  installation of package ‘magick’ had non-zero exit status

The downloaded source packages are in
    ‘/tmp/Rtmp8hJktb/downloaded_packages’

所以我进入终端安装缺少的包 libmagick++-dev,但它也没有走远,因为它一直在询问依赖项的依赖关系:

以下软件包具有未满足的依赖关系: libmagick++-dev :依赖:libmagick++-6.q16-dev 但不会安装

依赖树还在继续:

libmagick++-dev 
    libmagick++-6.q16-dev 
        libmagickcore-6.q16-dev 
            libmagickwand-6.q16-dev 
                librsvg2-dev 
                    libcairo2-dev 
                        libfontconfig1-dev 
                            libfontconfig1 

由于错误,我无法安装它们中的任何一个:“......但它不会被安装”

我已经尝试多次卸载/安装 imagemagick 无济于事。

这些是有关环境变量的一些信息。

$PATH:
/home/guilherme/.local/share/umake/bin:/home/guilherme/bin:/home/guilherme/.local/share/umake/bin:/home/guilherme/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/snap/bin:/usr/lib/jvm/java-8-oracle/bin:/usr/lib/jvm/java-8-oracle/db/bin:/usr/lib/jvm/java-8-oracle/jre/bin:/home/guilherme/.config/composer/vendor/bin:bin/msys-ssh-1000-18:/usr/lib/jvm/java-8-oracle/bin:/usr/lib/jvm/java-8-oracle/db/bin:/usr/lib/jvm/java-8-oracle/jre/bin:/home/guilherme/.fzf/bin:/home/guilherme/.config/composer/vendor/bin

$PKG_CONFIG_PATH:(空)

lsb_release -a: 
Distributor ID: Ubuntu
Description:    Ubuntu 18.04.5 LTS
Release:        18.04
Codename:       bionic

我完全迷路了。谁能帮我这个?

编辑: 根据 N0rbert 的建议,这是输出apt-cache policy libmagick++-6.q16-dev:

libmagick++-6.q16-dev:
  Installed: (none)
  Candidate: 8:6.9.7.4+dfsg-16ubuntu6.8
  Version table:
     8:6.9.7.4+dfsg-16ubuntu6.8 500
        500 http://us.archive.ubuntu.com/ubuntu bionic-updates/main amd64 Packages
        500 http://us.archive.ubuntu.com/ubuntu bionic-security/main amd64 Packages
        500 http://security.ubuntu.com/ubuntu bionic-security/main amd64 Packages
     8:6.9.7.4+dfsg-16ubuntu6 500
        500 http://us.archive.ubuntu.com/ubuntu bionic/main amd64 Packages
r imagemagick 18.04
  • 3 个回答
  • 3032 Views
Martin Hope
falcoso
Asked: 2020-10-06 13:20:30 +0800 CST

删除命令链接以重试 ImageMagick 安装

  • 0

TLDR:我搞砸了 Imagemagick 的安装,我正在尝试重新设置,这样当我输入 magick 时,它只会说,Command 'magick' not found...而不是bash: /usr/local/bin/magick: No such file or directory让我可以重新安装它sudo apt

全文:

我最近升级到 Ubuntu 20.04,在这个过程中,它似乎已经删除了 ImageMagick,所以我按照这里的说明重新安装它。一切都很好,直到我在这里也解释了问题。这些都不起作用,所以我进入了我的usr/local/lib目录,只是删除了所有与 imageMagick 相关的内容(事后看来可能不聪明,但我认为因为我是从源代码安装的,所以我可以这样做)。

然后我尝试再次重复这个过程,它似乎让我回到了魔法可以工作但仍然存在相同的委托问题的地步,这一次我sudo make uninstall在意识到它在 a 上可用后删除了它sudo apt install(我一定只是输入了它我第一次尝试时错了)。

然而在这一点上,无论我在尝试打电话时做什么,我magick都会得到bash: /usr/local/bin/magick: No such file or directory

有人可以帮助解释我哪里出错了,如果有办法完全撤销这一切?

当我运行时作为参考,sudo apt list imagemagick -a这是我得到的:

imagemagick/focal-updates,focal-security,now 8:6.9.10.23+dfsg-2.1ubuntu11.1 amd64 [installed]
imagemagick/focal 8:6.9.10.23+dfsg-2.1ubuntu11 amd64

imagemagick/focal-updates,focal-security 8:6.9.10.23+dfsg-2.1ubuntu11.1 i386
imagemagick/focal 8:6.9.10.23+dfsg-2.1ubuntu11 i386

我对复杂的命令行东西不是很好,但对我来说这看起来像是以某种方式安装的?

software-installation package-management command-line imagemagick
  • 1 个回答
  • 57 Views
Martin Hope
Mona Jalal
Asked: 2020-07-31 08:50:51 +0800 CST

如何检查图像是否每个像素有 2 个字节以及如何将其转换为每个像素有 1 个字节的图像?

  • 2

我有来自 FLIR 相机的热图像,每个像素有 2 个字节。如果这些图像每个像素有 2 个字节,我不确定如何检查 Ubuntu。

另外,如何将每像素 2 字节的图像转换为每像素 1 字节的图像?

$ exiv2 frame0171.tiff
File name       : frame0171.tiff
File size       : 4194510 Bytes
MIME type       : image/tiff
Image size      : 1024 x 1024
Camera make     : 
Camera model    : 
Image timestamp : 
Image number    : 
Exposure time   : 
Aperture        : 
Exposure bias   : 
Flash           : 
Flash bias      : 
Focal length    : 
Subject distance: 
ISO speed       : 
Exposure mode   : 
Metering mode   : 
Macro mode      : 
Image quality   : 
Exif Resolution : 1024 x 1024
White balance   : 
Thumbnail       : None
Copyright       : 
Exif comment    : 


$ file frame0171.tiff
frame0171.tiff: TIFF image data, little-endian, direntries=14, height=1024, bps=182, compression=none, PhotometricIntepretation=RGB, width=1024


$ exiv2 Rec-000026_16bit_counts.tif
File name       : Rec-000026_16bit_counts.tif
File size       : 2097433 Bytes
MIME type       : 
Image size      : 0 x 0
Rec-000026_16bit_counts.tif: No Exif data found in the file

$ file Rec-000026_16bit_counts.tif
Rec-000026_16bit_counts.tif: Big TIFF image data, little-endian


$ exiv2 Rec-000026_tiff.tif
File name       : Rec-000026_tiff.tif
File size       : 1816013 Bytes
MIME type       : image/tiff
Image size      : 778 x 778
Camera make     : 
Camera model    : 
Image timestamp : 
Image number    : 
Exposure time   : 
Aperture        : 
Exposure bias   : 
Flash           : 
Flash bias      : 
Focal length    : 
Subject distance: 
ISO speed       : 
Exposure mode   : 
Metering mode   : 
Macro mode      : 
Image quality   : 
Exif Resolution : 778 x 778
White balance   : 
Thumbnail       : None
Copyright       : 
Exif comment    : 

$ file Rec-000026_tiff.tif
Rec-000026_tiff.tif: TIFF image data, little-endian
image-processing display-resolution conversion imagemagick
  • 1 个回答
  • 149 Views
Martin Hope
Mark Berry
Asked: 2020-07-13 18:04:30 +0800 CST

在 Ubuntu 18 上使用 Imagemagick 转换 PDF 时出错

  • 1

在带有 Bitnami WordPress 堆栈的 Azure 上的 Ubuntu 18.04.4 LTS 上,我试图让 Imagemagick 和 Ghostscript 正常工作,以便 WordPress 将创建 PDF 缩略图。一个简单的转换测试会出错。当我搜索错误消息时,它们让我越来越深入地了解有关缺少库、手动添加符号链接、从源代码编译等的各种兔子洞。运行流行的图像转换程序似乎并不难。我错过了什么?

以下是版本和失败的测试:

/tmp$ sudo apt update
All packages are up to date.
/tmp$ sudo apt install imagemagick
imagemagick is already the newest version (8:6.9.7.4+dfsg-16ubuntu6.8).
0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
/tmp$ sudo apt install ghostscript
ghostscript is already the newest version (9.26~dfsg+0-0ubuntu0.18.04.12).
0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.

/tmp$ which convert
/opt/bitnami/common/bin/convert
/tmp$ convert -version
Version: ImageMagick 6.9.8-3 Q16 x86_64 2019-04-03 http://www.imagemagick.org
Copyright: © 1999-2017 ImageMagick Studio LLC
License: http://www.imagemagick.org/script/license.php
Features: Cipher DPC Modules
Delegates (built-in): bzlib freetype jng jpeg ltdl png tiff wmf xml zlib

/tmp$ which ghostscript
/usr/bin/ghostscript
/tmp$ gs -version
GPL Ghostscript 9.26 (2018-11-20)
Copyright (C) 2018 Artifex Software, Inc.  All rights reserved.

/tmp$ convert -verbose resume.pdf resume.jpg
'gs' -q -dQUIET -dSAFER -dBATCH -dNOPAUSE -dNOPROMPT -dMaxBitmap=500000000 -dAlignToPixels=0 -dGridFitTT=2 '-sDEVICE=pngalpha' -dTextAlphaBits=4 -dGraphicsAlphaBits=4 '-r72x72'  '-sOutputFile=/tmp/magick-38144ceME6-csnc4X%d' '-f/tmp/magick-38144tpfIz6n76qfI' '-f/tmp/magick-38144AH22zQfdNQqs'
gs: /opt/bitnami/common/lib/libtiff.so.5: no version information available (required by /usr/lib/x86_64-linux-gnu/libgs.so.9)
gs: symbol lookup error: /usr/lib/x86_64-linux-gnu/libgs.so.9: undefined symbol: FT_Property_Set
.convert.bin: no images defined `resume.jpg' @ error/convert.c/ConvertImageCommand/3258.

编辑按照评论中的要求:

~$ echo $LD_LIBARY_PATH

~$ ldd $(which conver)
ldd: missing file arguments
Try `ldd --help' for more information.
~$ ldd $(which convert)
        not a dynamic executable
~$ ldd /usr/bin/ghostscript
        linux-vdso.so.1 (0x00007fffc5be3000)
        libgs.so.9 => /usr/lib/x86_64-linux-gnu/libgs.so.9 (0x00007f3614e95000)
        libc.so.6 => /lib/x86_64-linux-gnu/libc.so.6 (0x00007f3614aa4000)
        libtiff.so.5 => /usr/lib/x86_64-linux-gnu/libtiff.so.5 (0x00007f361482d000)
        libcupsimage.so.2 => /usr/lib/x86_64-linux-gnu/libcupsimage.so.2 (0x00007f3614624000)
        libcups.so.2 => /usr/lib/x86_64-linux-gnu/libcups.so.2 (0x00007f3614398000)
        libijs-0.35.so => /usr/lib/x86_64-linux-gnu/libijs-0.35.so (0x00007f3614192000)
        libpng16.so.16 => /usr/lib/x86_64-linux-gnu/libpng16.so.16 (0x00007f3613f60000)
        libjbig2dec.so.0 => /usr/lib/x86_64-linux-gnu/libjbig2dec.so.0 (0x00007f3613d48000)
        libjpeg.so.8 => /usr/lib/x86_64-linux-gnu/libjpeg.so.8 (0x00007f3613ae0000)
        libz.so.1 => /lib/x86_64-linux-gnu/libz.so.1 (0x00007f36138c3000)
        liblcms2.so.2 => /usr/lib/x86_64-linux-gnu/liblcms2.so.2 (0x00007f361366b000)
        libm.so.6 => /lib/x86_64-linux-gnu/libm.so.6 (0x00007f36132cd000)
        libdl.so.2 => /lib/x86_64-linux-gnu/libdl.so.2 (0x00007f36130c9000)
        libidn.so.11 => /lib/x86_64-linux-gnu/libidn.so.11 (0x00007f3612e96000)
        libpaper.so.1 => /usr/lib/x86_64-linux-gnu/libpaper.so.1 (0x00007f3612c92000)
        libfontconfig.so.1 => /usr/lib/x86_64-linux-gnu/libfontconfig.so.1 (0x00007f3612a4d000)
        libfreetype.so.6 => /usr/lib/x86_64-linux-gnu/libfreetype.so.6 (0x00007f3612799000)
        libpthread.so.0 => /lib/x86_64-linux-gnu/libpthread.so.0 (0x00007f361257a000)
        /lib64/ld-linux-x86-64.so.2 (0x00007f3616241000)
        liblzma.so.5 => /lib/x86_64-linux-gnu/liblzma.so.5 (0x00007f3612354000)
        libjbig.so.0 => /usr/lib/x86_64-linux-gnu/libjbig.so.0 (0x00007f3612146000)
        libgssapi_krb5.so.2 => /usr/lib/x86_64-linux-gnu/libgssapi_krb5.so.2 (0x00007f3611efb000)
        libgnutls.so.30 => /usr/lib/x86_64-linux-gnu/libgnutls.so.30 (0x00007f3611b95000)
        libavahi-common.so.3 => /usr/lib/x86_64-linux-gnu/libavahi-common.so.3 (0x00007f3611989000)
        libavahi-client.so.3 => /usr/lib/x86_64-linux-gnu/libavahi-client.so.3 (0x00007f3611778000)
        libexpat.so.1 => /lib/x86_64-linux-gnu/libexpat.so.1 (0x00007f3611546000)
        libkrb5.so.3 => /usr/lib/x86_64-linux-gnu/libkrb5.so.3 (0x00007f3611270000)
        libk5crypto.so.3 => /usr/lib/x86_64-linux-gnu/libk5crypto.so.3 (0x00007f361103e000)
        libcom_err.so.2 => /lib/x86_64-linux-gnu/libcom_err.so.2 (0x00007f3610e3a000)
        libkrb5support.so.0 => /usr/lib/x86_64-linux-gnu/libkrb5support.so.0 (0x00007f3610c2f000)
        libp11-kit.so.0 => /usr/lib/x86_64-linux-gnu/libp11-kit.so.0 (0x00007f3610900000)
        libidn2.so.0 => /usr/lib/x86_64-linux-gnu/libidn2.so.0 (0x00007f36106e3000)
        libunistring.so.2 => /usr/lib/x86_64-linux-gnu/libunistring.so.2 (0x00007f3610365000)
        libtasn1.so.6 => /usr/lib/x86_64-linux-gnu/libtasn1.so.6 (0x00007f3610152000)
        libnettle.so.6 => /usr/lib/x86_64-linux-gnu/libnettle.so.6 (0x00007f360ff1c000)
        libhogweed.so.4 => /usr/lib/x86_64-linux-gnu/libhogweed.so.4 (0x00007f360fce8000)
        libgmp.so.10 => /usr/lib/x86_64-linux-gnu/libgmp.so.10 (0x00007f360fa67000)
        libdbus-1.so.3 => /lib/x86_64-linux-gnu/libdbus-1.so.3 (0x00007f360f81a000)
        libkeyutils.so.1 => /lib/x86_64-linux-gnu/libkeyutils.so.1 (0x00007f360f616000)
        libresolv.so.2 => /lib/x86_64-linux-gnu/libresolv.so.2 (0x00007f360f3fb000)
        libffi.so.6 => /usr/lib/x86_64-linux-gnu/libffi.so.6 (0x00007f360f1f3000)
        libsystemd.so.0 => /lib/x86_64-linux-gnu/libsystemd.so.0 (0x00007f360ef6f000)
        librt.so.1 => /lib/x86_64-linux-gnu/librt.so.1 (0x00007f360ed67000)
        liblz4.so.1 => /usr/lib/x86_64-linux-gnu/liblz4.so.1 (0x00007f360eb4b000)
        libgcrypt.so.20 => /lib/x86_64-linux-gnu/libgcrypt.so.20 (0x00007f360e82f000)
        libgpg-error.so.0 => /lib/x86_64-linux-gnu/libgpg-error.so.0 (0x00007f360e61a000)
pdf imagemagick ghostscript
  • 1 个回答
  • 785 Views
Martin Hope
Petru Lebada
Asked: 2020-07-04 01:14:01 +0800 CST

升级到imagemagick7并强制php使用

  • 4

我有默认情况下附带 ImageMagick 6.9.7 的 Ubuntu 18.04.1 LTS,我希望 ImageMagick 处理 jp2 图像,所以我安装了 libopenjp2-7-dev 并从源代码安装了 imagemagick7,如下所示:

wget https://www.imagemagick.org/download/ImageMagick.tar.gz 
tar xvzf ImageMagick.tar.gz
cd ImageMagick-7.0.10-22
./configure
make
sudo make install
sudo ldconfig /usr/local/lib

magick -version显示正确的:

Version: ImageMagick 7.0.10-22 Q16 x86_64 2020-07-02 https://imagemagick.org
Copyright: © 1999-2020 ImageMagick Studio LLC
License: https://imagemagick.org/script/license.php
Features: Cipher DPC HDRI OpenMP(4.5)
Delegates (built-in): jng jp2 jpeg png xml zlib

但phpinfo()其中显示:

imagick module version  3.4.4
imagick classes Imagick, ImagickDraw, ImagickPixel, ImagickPixelIterator, ImagickKernel
Imagick compiled with ImageMagick version   ImageMagick 6.9.7-4 Q16 x86_64 20170114 http://www.imagemagick.org
Imagick using ImageMagick library version   ImageMagick 6.9.7-4 Q16 x86_64 20170114 http://www.imagemagick.org

我什至试图删除ImageMagick 6.9.7和PHP-Imagick扩展,我认为通过重新安装只有一个可用版本的扩展,它会以某种方式指向那个,但是如果没有 ImageMagick6 就无法安装扩展。我不知道如何让 PHP 使用 ImageMagick 7。

software-installation apt php libraries imagemagick
  • 2 个回答
  • 2188 Views
Martin Hope
Joe Cola
Asked: 2020-06-02 23:06:02 +0800 CST

如何在终端中批量/多处理裁剪图像?

  • 3

我尝试裁剪相同大小的几张图像,但是当我裁剪 5 张图像并且该过程完成时,仅裁剪了 4 张图像,1 张图像未裁剪,如果我裁剪 1 张图像会出现错误...

我正在使用命令

convert -crop 599x500+147+200 *.jpg

截图批量裁剪5张图片但只处理4张图片

截图批量裁剪 1 张图片但出现错误

我应该如何调整我的命令?

command-line image-processing imagemagick batch
  • 1 个回答
  • 4898 Views

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