DOWNLOAD SELENIUM JAVA CLIENT DRIVER HOW TO

New_w = driver.execute_script('return document.getElementsByTagName('img').width') New_h = driver.execute_script('return document.getElementsByTagName('img').height') Margin_w = orig_w - driver.execute_script('return window.innerWidth') Margin_h = orig_h - driver.execute_script('return window.innerHeight') Orig_w = driver.execute_script('return window.outerWidth') Orig_h = driver.execute_script('return window.outerHeight') # Get the dimensions of the browser and image. '''Given an images url, return a binary screenshot of it in png format.''' It uses the browser to view the image, resizes the browser to fit the image size, takes a screenshot, and finally resizes the browser back to the original size. Other solutions here don't work across all browsers, don't work across all websites, or both. Var dataUrl = executor.ExecuteAsyncScript(js.ToString()) as string Var executor = (IJavaScriptExecutor) driver Js.AppendLine('toDataURL('' + imageUrl + '', done) ') // Invoke the function Js.AppendLine('var done = arguments ') // The callback from toDataURL(url, callback) ') // XMLHttpRequest -> FileReader -> DataURL conversion

Here's my C# code for getting the Data URL: public string ImageUrlToDataUrl(IWebDriver driver, string imageUrl) This allowed me to get a Data URL which was straight forward to parse.

DOWNLOAD SELENIUM JAVA CLIENT DRIVER HOW TO

I ended up using an XMLHttpRequest to populate a FileReader (from How to convert image into base64 string using javascript, and then calling that using Selenium's ExecuteAsyncScript (as shown in Selenium and asynchronous JavaScript calls).

For my use case there were cookies and other issues that made the other approaches here unsuitable.

Download selenium java client driver