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Get Image size WITHOUT loading image into memory
... get_image_size(file_path):
"""
Return (width, height) for a given img file content - no external
dependencies except the os and struct modules from core
"""
size = os.path.getsize(file_path)
with open(file_path) as input:
height = -1
width = -1
data ...
Is there a recommended way to return an image using ASP.NET Web API
...tpResponseMessage Get(string imageName, int width, int height)
{
Image img = GetImage(imageName, width, height);
using(MemoryStream ms = new MemoryStream())
{
img.Save(ms, System.Drawing.Imaging.ImageFormat.Png);
HttpResponseMessage result = new HttpResponseMessage(HttpS...
TaifunWiFi 拓展：WiFi Manager WiFi管理器扩展 · App Inventor 2 中文网
... 中文教育版 各版本对比 App上架指南 入门必读 IoT专题 AI2拓展 Aia Store 关于 关于我们 发布日志 服务条款 搜索 ...
C#操作XML小结 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...mlElement xesub1=xmldoc.CreateElement("title");
xesub1.InnerText="CS从入门到精通";//设置文本节点
xe1.AppendChild(xesub1);//添加到<Node>节点中
XmlElement xesub2=xmldoc.CreateElement("author");
xesub2.InnerText="候捷";
xe1.AppendChild(xesub2);
XmlElement xes...
Storing Image Data for offline web application (client-side storage database)
...efault projection (EGPS:3857) but no matter JPEG or PNG because it used by img tag or canvas. With my example you can just preload tiles if you know tiles keys (storage.add('x_y_z', 'data:image/png;base64,...') for each stored tiles), but you always can get them if know just bounds (polygon) and zoo...
I do not want to inherit the child opacity from the parent in CSS
... opacity: .7; on div#container makes every child element — from ul/li to img to p — also have the same opacity. It is most certainly inherited.
– Bryson
Apr 10 '13 at 8:53
56
...
How to resize Image in Android?
...age and resize it.
Bitmap image2 = (Bitmap) data.getExtras().get("data");
img.setImageBitmap(image2);
String incident_ID = IncidentFormActivity.incident_id;
imagepath="/sdcard/RDMS/"+incident_ID+ x + ".PNG";
File file = new File(imagepath);
try {
double xFactor = 0;
double widt...
Smallest data URI image possible for a transparent image
... some are unstable and cause CSS glitches. For example, if you have an <img> and you use the tiniest transparent GIF possible, it works fine, however, if you then want your transparent GIF to have a background-image, then this is impossible. For some reason, some GIFs such as the following pre...
OpenCV C++/Obj-C: Detecting a sheet of paper / Square Detection
...20 11:29:30 CST
import cv2
import numpy as np
##(1) read into bgr-space
img = cv2.imread("test2.jpg")
##(2) convert to hsv-space, then split the channels
hsv = cv2.cvtColor(img, cv2.COLOR_BGR2HSV)
h,s,v = cv2.split(hsv)
##(3) threshold the S channel using adaptive method(`THRESH_OTSU`) or fixed...
App Inventor 2 列表代码块 · App Inventor 2 中文网
...们 发布日志 服务条款 教育 入门必读 中文教程 IoT专题 AI2拓展 ChatGPT接入 Aia Store 开通VIP 搜索 ...