Red*_*irk 3 python text image-manipulation image-processing python-imaging-library
编辑:代码有效,但我有
draw.text((30,10), "Hello World", (255, 255, 255, 255),font=font)
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将“Hello World”写成白色。如果你把它改成
draw.text((30,10), "Hello World", (255, 255, 255, 255),font=font)
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输入代码“Hello world”将以黑色书写。
我有一个 python 脚本,它试图将“Hello World”写入 jpg 图像,但是当我保存文件时,没有写入文本,有什么想法吗?我正在使用 python 2.7 和 Pillow。
我也看过这个文档:http : //pillow.readthedocs.io/en/3.1.x/reference/ImageDraw.html
代码:
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", (255, 255, 255, 255),font=font)
pattern.save('sample-out.jpg')
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我还注意到,当保存图像时,颜色会变成灰度,为什么会这样?
以下代码对我有用,但我使用了 python 3 和 png。我将图像放在与代码相同的目录中,然后在图像上写了一段文字。
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()
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我没有字体,但它似乎也适用于 python 2.7 和 jpg 图像,就像你的代码一样(但我没有字体)
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')
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与您的代码(使用我的 Ubuntu 16.04)最相似的是以下代码,它也在图像上呈现文本。
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')
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