Warning: file_get_contents(/data/phpspider/zhask/data//catemap/2/image-processing/2.json): failed to open stream: No such file or directory in /data/phpspider/zhask/libs/function.php on line 167

Warning: Invalid argument supplied for foreach() in /data/phpspider/zhask/libs/tag.function.php on line 1116

Notice: Undefined index: in /data/phpspider/zhask/libs/function.php on line 180

Warning: array_chunk() expects parameter 1 to be array, null given in /data/phpspider/zhask/libs/function.php on line 181
在Python2.7中使用PIL将文本写入图像_Python_Image Processing_Text_Python Imaging Library_Image Manipulation - Fatal编程技术网

在Python2.7中使用PIL将文本写入图像

在Python2.7中使用PIL将文本写入图像,python,image-processing,text,python-imaging-library,image-manipulation,Python,Image Processing,Text,Python Imaging Library,Image Manipulation,编辑: 代码工作,但我有 draw.text((30,10), "Hello World", (255, 255, 255, 255),font=font) 它把“你好世界”写成白色。如果你把它改成 draw.text((30,10), "Hello World", (255, 255, 255, 255),font=font) 输入代码“Hello world”将以黑色书写 我有一个python脚本,试图将“Hello World”写入jpg图像,但当我保存文件时,没有写入任何文本,有什么

编辑: 代码工作,但我有

draw.text((30,10), "Hello World", (255, 255, 255, 255),font=font)
它把“你好世界”写成白色。如果你把它改成

draw.text((30,10), "Hello World", (255, 255, 255, 255),font=font)
输入代码“Hello world”将以黑色书写

我有一个python脚本,试图将“Hello World”写入jpg图像,但当我保存文件时,没有写入任何文本,有什么想法吗? 我正在使用Python2.7和Pillow

我还查看了以下文档:

代码:


我还注意到,在保存图像时,颜色会变成灰度,这是为什么呢?

下面的代码对我很有用,但我使用了python 3和png。我将图像与代码放在同一个目录中,然后在图像上写入一个文本

from PIL import Image, ImageDraw, ImageFont
# get an image
base = Image.open('lena.png').convert('RGBA')

# make a blank image for the text, initialized to transparent text color
txt = Image.new('RGBA', base.size, (255,255,255,0))

# get a font
fnt = ImageFont.truetype('Pillow/Tests/fonts/FreeMono.ttf', 40)
# get a drawing context
d = ImageDraw.Draw(txt)

# draw text, half opacity
d.text((100,100), "Hello", font=fnt, fill=(255,255,255,128))
# draw text, full opacity
d.text((100,160), "World", font=fnt, fill=(255,255,255,255))

out = Image.alpha_composite(base, txt)

out.show()
我没有字体,但它似乎也可以与python 2.7和jpg图像一起使用,就像您的代码一样(但我没有字体)

与您的代码(使用my Ubuntu16.04)最相似的是以下代码,它也会在图像上呈现文本

from PIL import Image
from PIL import ImageDraw
from PIL import ImageFont

pattern = Image.open("DANK.jpg", "r").convert('RGBA')

size = width, height = pattern.size
draw = ImageDraw.Draw(pattern,'RGBA')
font = ImageFont.truetype("Pillow/Tests/fonts/FreeMono.ttf", 100)

draw.text((300,10), "Hello World", (0, 0, 0, 0),font=font)
pattern.save('sample-out.jpg')

嗨,我意识到我犯了错误,我让draw.text((30,10),“Hello World”(0,0,0,255),font=font)用白色而不是黑色书写。谢谢你的帮助。
from PIL import Image
from PIL import ImageDraw
from PIL import ImageFont

pattern = Image.open("DANK.jpg", "r").convert('RGBA')

size = width, height = pattern.size
draw = ImageDraw.Draw(pattern,'RGBA')
#font = ImageFont.truetype("Font.ttf", 3)

draw.text((30,10), "Hello World", (0, 0, 0, 0))#,font=font)
pattern.save('sample-out.jpg')
from PIL import Image
from PIL import ImageDraw
from PIL import ImageFont

pattern = Image.open("DANK.jpg", "r").convert('RGBA')

size = width, height = pattern.size
draw = ImageDraw.Draw(pattern,'RGBA')
font = ImageFont.truetype("Pillow/Tests/fonts/FreeMono.ttf", 100)

draw.text((300,10), "Hello World", (0, 0, 0, 0),font=font)
pattern.save('sample-out.jpg')